CN112104938B - Anti-falling method and device for true wireless Bluetooth headset and true wireless Bluetooth headset - Google Patents
Anti-falling method and device for true wireless Bluetooth headset and true wireless Bluetooth headset Download PDFInfo
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- CN112104938B CN112104938B CN202010904908.0A CN202010904908A CN112104938B CN 112104938 B CN112104938 B CN 112104938B CN 202010904908 A CN202010904908 A CN 202010904908A CN 112104938 B CN112104938 B CN 112104938B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The application relates to a true wireless Bluetooth headset anti-falling method and device and a true wireless Bluetooth headset. The method comprises the following steps: acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode; when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals; when the current mode is the detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output. By adopting the method, the true wireless Bluetooth headset can be effectively prevented from falling off.
Description
Technical Field
The application relates to the technical field of earphones, in particular to a true wireless Bluetooth earphone anti-falling method and device and a true wireless Bluetooth earphone.
Background
Along with the development of earphone technology, a real wireless Bluetooth TWS earphone appears, and although the constraint of an earphone connecting wire is released, the real wireless Bluetooth earphone is easy to fall off when a user wears the earphone, so that the earphone is lost. The scheme of current true wireless bluetooth headset anti-drop mainly is based on the test about ear distance and with charging box or terminal distance, can send out the warning when the earphone drops, but can't solve true wireless bluetooth headset's problem of droing from the source.
Disclosure of Invention
Based on the above, it is necessary to provide a method and a device for preventing the true wireless bluetooth headset from falling off and the true wireless bluetooth headset aiming at the technical problem that the true wireless bluetooth headset is easy to fall off when being worn.
A true wireless bluetooth headset anti-drop method, the method comprising:
acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode;
when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals;
When the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output.
In one embodiment, when the current mode is the debug mode, the acquiring the first signals acquired by each sensor disposed on the target earphone, and calculating the position parameter of the safe wearing position based on each first signal includes:
acquiring first signals acquired by each sensor arranged on a target earphone, and calculating first polar coordinates of outer polar plate contacts of each sensor based on each first signal;
and calculating a first polar coordinate equation of a circle where a curve formed by the outer polar plate contacts of any adjacent three sensors is located based on the first polar coordinates, wherein the position parameter of the safety wearing position comprises a first polar coordinate equation set formed by the first polar coordinate equations.
In one embodiment, after calculating the position parameter of the safe wearing position based on each of the first signals, the method further includes the steps of: and storing the position parameters of the safe wearing position.
In one embodiment, when the current mode is a detection mode, the acquiring second signals acquired by the sensors disposed on the target earphone at the current wearing position, and calculating the current position parameter of the current wearing position based on the second signals, includes:
and acquiring a second signal acquired by a sensor arranged on the target earphone, and calculating second pole coordinates of an outer pole plate contact of the sensor at the current wearing position, wherein the position parameters of the current wearing position comprise the second pole coordinates.
In one embodiment, the determining, based on the position parameter of the safe wearing position and the current position parameter of the current wearing position, whether the target earphone is in the safe wearing position includes:
for any one sensor of the current wearing position, a second polar coordinate equation set corresponding to an outer polar plate contact of the sensor is acquired, wherein the second polar coordinate equation set comprises: the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on one side is located, the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on the other side is located, and the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of one adjacent sensor on each side is located;
And comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at the safe wearing position.
In one embodiment, comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at the safe wearing position includes:
when the distance difference between the distance from the second pole plate contact point of the sensor at the current wearing position to each circle center of the second pole coordinate equation set and the radius is smaller than a preset threshold value, judging that the outer pole plate contact point of the sensor at the current wearing position is on the second pole coordinate equation set, and judging that the current wearing position is a safe wearing position;
when the distance difference between the distance from the second pole plate contact point of the sensor at the current wearing position to each circle center of the second pole coordinate equation set and the radius is larger than a preset threshold value, judging that the outer pole plate contact point of the sensor at the current wearing position is not on the second pole coordinate equation set, and judging that the current wearing position is a non-safety wearing position.
In one embodiment, after the warning signal is output, the method further includes the steps of: and sending the current position parameter of the current wearing position to a terminal device, so that the terminal device outputs a warning signal based on the current position parameter of the current wearing position, wherein the warning signal is one or a combination of a plurality of light flickering, device vibration and screen popup warning messages.
In one embodiment, after the determining whether the target earphone is in the safe wearing position based on the position parameter of the safe wearing position and the current position parameter of the current wearing position, the method further includes the steps of:
and when the current wearing position is the unsafe wearing position, sending the current position parameter of the current wearing position to another channel earphone.
A truly wireless bluetooth headset fall-off prevention device, the device comprising:
the signal acquisition module is used for acquiring the current mode of the target earphone, wherein the mode comprises a debugging mode and a detection mode;
the debugging mode signal processing module is used for acquiring first signals acquired by each sensor arranged on the target earphone when the current mode is a debugging mode, and calculating the position parameters of the safe wearing position based on each first signal;
The detection mode signal processing module is used for acquiring second signals acquired by the sensors arranged on the target earphone at the current wearing position when the current mode is the detection mode, calculating current position parameters of the current wearing position based on the second signals, judging whether the target earphone is at the safe wearing position based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and outputting warning signals when the target earphone is at the unsafe wearing position.
The utility model provides a real wireless bluetooth headset, includes sensor, treater and memory, the sensor sets up on the earphone, the sensor has the outer polar plate contact of distributing on earphone shell surface, outer polar plate contact is used for gathering the information of earphone when wearing, the treater is used for based on the information that outer polar plate contact of each sensor gathered calculates the position parameter when earphone wears, the memory stores the computer program, the treater is carried out when the computer program realizes the following steps:
acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode;
When the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals;
when the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output.
A computer readable storage medium having stored thereon a computer program which when executed by a processor performs the steps of:
acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode;
when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals;
When the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output.
According to the anti-falling method and device for the true wireless Bluetooth headset and the true wireless Bluetooth headset, the current mode of the target headset is obtained, and the mode comprises a debugging mode and a detection mode; when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals; when the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output. The method can effectively prevent the true wireless Bluetooth headset from falling off.
Drawings
Fig. 1 is an application environment diagram of a true wireless bluetooth headset anti-drop method in one embodiment;
fig. 2 is a flow chart of a method for preventing a true wireless bluetooth headset from falling off in an embodiment;
FIG. 3 is a schematic diagram of a true wireless Bluetooth headset in one embodiment;
FIG. 4 is a flowchart illustrating a debug mode of an anti-drop method for a real wireless Bluetooth headset according to an embodiment;
FIG. 5 is a schematic flow chart of a detection mode of an anti-falling method of a real wireless Bluetooth headset in an embodiment;
fig. 6 is a schematic information interaction diagram of an anti-falling method of a true wireless bluetooth headset in an embodiment;
FIG. 7 is a block diagram of an anti-drop device for a real wireless Bluetooth headset according to an embodiment;
fig. 8 is an internal structure diagram of a true wireless bluetooth headset in one embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
The anti-falling method of the true wireless Bluetooth headset can be applied to an application environment shown in fig. 1. In this embodiment, the sensors 100 may be capacitive sensors, and six same capacitive sensors will be illustrated as an example in this embodiment. The sensor 100 includes an outer pad contact on the surface of the housing of the headset front chamber that contacts the pinna when the headset is worn, so that the outer pad contact can collect information about the headset when worn.
The earphone 102 communicates with the terminal device 104 through a network, and the earphone 102 obtains the current mode of the target earphone, wherein the mode comprises a debugging mode and a detection mode; when the current mode is a debugging mode, acquiring first signals acquired by the outer polar plate contacts of each sensor 100 arranged on the target earphone, and calculating the position parameters of the safe wearing position based on each first signal; when the current mode is the detection mode, second signals acquired by the outer polar plate contacts of the sensors 100 arranged on the target earphone at the current wearing positions are acquired, current position parameters of the current wearing positions are calculated based on the second signals, whether the target earphone is at the safe wearing positions is judged based on the position parameters of the safe wearing positions and the current position parameters of the current wearing positions, and when the target earphone is at the unsafe wearing positions, warning signals are output. The earphone 102 alerts by issuing an alert audio. The earphone 102 sends the current unsafe wearing position information to the terminal device 104, and after the terminal device 104 receives the unsafe wearing position information, the terminal device can warn by means of lamplight flashing, device vibration or pop-up warning message of a screen pop-up window. Meanwhile, the earphone 102 also transmits the current unsafe wearing position information to the other channel earphone 102, and the other channel earphone 102 also gives an alarm by sending out an alarm audio after receiving the unsafe wearing position information. The terminal device 104 may be, but is not limited to, various smart phones, tablet computers, portable wearable devices, and the like.
In one embodiment, as shown in fig. 2, a true wireless bluetooth headset anti-drop method is provided, and the method is applied to the headset 102 in fig. 1 for illustration, and includes the following steps:
step S202, a mode in which the target earphone is currently located is obtained, wherein the mode comprises a debugging mode and a detection mode.
The target earphone refers to one of the real wireless bluetooth earphones worn by the user, specifically, when the user uses the earphone, the user can select to enter a debugging mode or a detection mode by double clicking or long pressing a button on the earphone after wearing, and the default mode of the earphone is the detection mode.
Step S204, when the current mode is the debugging mode, acquiring first signals acquired by each sensor arranged on the target earphone, and calculating the position parameter of the safe wearing position based on each first signal.
In one embodiment, taking an example that six capacitive sensors with the same specification and model are uniformly distributed on a circle where the edge of the earmuff of the earphone is located, specifically, as shown in fig. 3, six capacitive sensors 100, 200, 300, 400, 500, 600 with the same specification and model are uniformly distributed on a circle where the edge of the earmuff is located and all on the same plane.
The capacitive sensor is a device which uses various types of capacitors as sensing elements to convert the measured physical quantity or mechanical quantity into capacitance change, has light weight, simple structure, easy manufacture and high precision, and can be made very small and exquisite to realize some special measurements.
In one embodiment, the capacitive sensor has an inner sensor plate and an outer sensor plate, the outer sensor plate contacts a user, the contact point is called a contact point, the center of a circle with the sensors uniformly distributed is taken as an origin of coordinates (0, 0), and the radius from the center of the circle to each inner sensor plate is r.
In one embodiment, a first signal acquired by each sensor provided on the target earphone is acquired, specifically, a voltage signal acquired by outer pad contacts of six sensors provided on the target earphone is acquired, and the voltage signal is referred to as a first signal.
In one embodiment, calculating the position parameter of the safe-wear position based on each of the first signals, as shown in fig. 4, includes:
step S402: first signals acquired by all sensors arranged on the target earphone are acquired, and first polar coordinates of outer polar plate contacts of all the sensors are calculated based on all the first signals.
In one embodiment, the first signal C acquired by the outer pad contact of each sensor provided on the target earphone is acquired, specifically using the formula:
and calculating the distance between each sensor outer polar plate contact point and the original point to be delta+r, and obtaining the polar coordinates of each sensor outer polar plate contact point based on the calculated distance between each sensor outer polar plate contact point and the original point, wherein the polar coordinates of each sensor outer polar plate contact point are called as first polar coordinates. In the formula, epsilon is the dielectric constant of cut-off between two polar plates, A is the area covered by the two polar plates, and delta is the capacitance value acquired by the distance between the two polar plates. The polar coordinates of the k-th sensor outer plate contact are:
wherein n is the number of contacts of the outer polar plate of the sensor, the value range of n is (1, 6), the value range of k is (1, n), r is the radius from the circle center to the inner polar plate of each sensor, the circle with uniformly distributed sensors is used as the circle center, and the circle center is used as the origin of coordinates (0, 0).
Step S404: and calculating a first polar coordinate equation of a circle where a curve formed by the outer polar plate contacts of any adjacent three sensors is located based on the first polar coordinates, wherein the position parameter of the safety wearing position comprises a first polar coordinate equation set formed by the first polar coordinate equations.
In one embodiment, taking six capacitance sensors with the same specification and model as an example of the uniform distribution on a circle where the edge of the earmuff of the earphone is located, a first polar coordinate equation of a circle where a curve formed by the outer polar plate contacts of any adjacent three sensors is located is calculated, and six situations exist. Specifically, as shown in fig. 3, the curves where the sensors 100, 200, and 300 are located are regarded as a section of a circle, constituting a first circle; the curves where the sensors 200, 300 and 400 are located are regarded as a section of a circle, forming a second circle; the curves of the sensors 300, 400 and 500 are regarded as a section of a circle to form a third circle; the curves where the sensors 400, 500 and 600 are located are regarded as a section of a circle, forming a fourth circle; the curves of the sensors 500, 600 and 100 are regarded as a section of a circle to form a fifth circle; the curve in which the sensors 600, 100, and 200 are located is regarded as a section of a circle, constituting a sixth circle.
In one embodiment, the polar coordinates (ρ, θ) of the outer plate contacts of any adjacent three sensors are substituted into the polar equation of a circle:
(ρcosθ-a) 2 +(ρsinθ-b) 2 ＝r 2
the center coordinates (a, b) and the radius r of each circle can be calculated by the polar coordinate equation.
In one embodiment, the position parameter of the safe-wear position includes a first set of polar equations of each of the first polar equations.
In one embodiment, after calculating the position parameter of the safe-wear position based on each of the first signals, the method further includes the steps of: and storing the position parameters of the safe wearing position.
The earphone is provided with a memory, and the position parameters of the safe wearing position are stored in the memory, and specifically, the memory is an erasable programmable memory, such as an EPPROM or FLASH.
Step S206, when the current mode is the detection mode, acquiring second signals acquired by the sensors on the target earphone at the current wearing position, calculating current position parameters of the current wearing position based on the second signals, judging whether the target earphone is at the safe wearing position based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and outputting a warning signal when the target earphone is at the unsafe wearing position.
In one embodiment, a second signal acquired by each sensor arranged on the target earphone at the current wearing position is acquired, specifically, a voltage signal of each sensor outer polar plate contact acquired by each sensor arranged on the target earphone at the current wearing position is acquired, and the voltage signal is called a second signal.
In one embodiment, a second signal acquired by each sensor disposed on a target earphone at a current wearing position is acquired, a current position parameter of the current wearing position is calculated based on each second signal, and whether the target earphone is in the safe wearing position is determined based on the position parameter of the safe wearing position and the current position parameter of the current wearing position, as shown in fig. 5, including:
step S502: and acquiring a second signal acquired by a sensor arranged on the target earphone, and calculating second pole coordinates of an outer pole plate contact of the sensor at the current wearing position, wherein the current position parameter of the current wearing position comprises the second pole coordinates.
In one embodiment, the method for calculating the second polar coordinates of the outer polar plate contact of the sensor at the current wearing position is the same as the method for calculating the first polar coordinates of the outer polar plate contact of each sensor based on each of the first signals.
In one embodiment, a second signal C of the outer plate contact of the sensor acquired by the sensor arranged on the target earphone is acquired 2 Specifically, the formula is used:
In the formula, epsilon is the dielectric constant of cut-off between two polar plates, A is the area covered by the two polar plates, delta 2 And the capacitance value is acquired for the distance between the two polar plates.
The distance from the outer plate contact of the sensor to the origin is calculated as (delta) 2 +r 2 ) And obtaining the polar coordinates of the outer polar plate contact point of the sensor based on the calculated distance from the outer polar plate contact point of the sensor to the original point, wherein the polar coordinates of the outer polar plate contact point of the sensor are called second polar coordinates. The polar coordinates of the outer plate contact of the kth sensor are:
wherein n is the number of contacts of the outer polar plate of the sensor, the value range of n is (1, 6), and the value range of k is (1, n), delta 2 +r 2 Is the distance from the outer plate contact of the sensor to the origin.
Step S504: for any one sensor of the current wearing position, a second polar coordinate equation set corresponding to an outer polar plate contact of the sensor is acquired, wherein the second polar coordinate equation set comprises: the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on one side is located, the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on the other side is located, and the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of one adjacent sensor on each side is located.
In one embodiment, for any one sensor in the current wearing position, a second polar coordinate equation set corresponding to an outer polar plate contact of the sensor is acquired, and three equations are included in the second polar coordinate equation set corresponding to the outer polar plate contact of the sensor. As shown in fig. 3, assuming that the sensor to which the sensor is directed is the sensor 300, the second polar coordinate equation corresponding to the sensor 300 includes: the curve where the sensors 100, 200, 300 are located is regarded as a section of a circle, a first circle is formed, and a polar coordinate equation corresponding to the first circle is formed; the curves where the sensors 200, 300 and 400 are located are regarded as a section of a circle to form a second circle, and the polar coordinate equation corresponding to the second circle; the curve in which the sensor 300, 400, 500 is located is regarded as a section of a circle, forming a third circle, corresponding to the polar equation of the third circle. The polar coordinate equation of the three circles is a second polar coordinate equation set.
Step S506: and comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at the safe wearing position.
In one embodiment, the second pole coordinate of the outer pole contact of the sensor at the current wearing position is compared with the circle center corresponding to the second pole coordinate equation set, specifically, based on the second pole coordinate of the outer pole contact of the sensor at the current wearing position, the distance difference between each circle center distance D and the radius r from the outer pole contact of the sensor at the current wearing position to the second pole coordinate equation set is calculated, namely:
Δd＝|D-r|
In one embodiment, when Δd is smaller than a predetermined threshold, the outer plate contact of the sensor is determined to be on the second polar coordinate equation set, and the current wearing position is determined to be the safe wearing position.
In one embodiment, when Δd is greater than a predetermined threshold, it is determined that the outer plate contact of the sensor is not on the second set of polar coordinate equations, and the current wearing position is determined to be a non-safe wearing position.
In one embodiment, a warning signal is output when the target earphone is in an unsafe wearing position. Specifically, the warning signal is a warning audio.
In one embodiment, after determining whether the target earphone is in the safe wearing position, the method further includes the steps of:
and when the current wearing position is the unsafe wearing position, sending the current position parameter of the current wearing position to another channel earphone.
As shown in fig. 6, it is a schematic diagram of information interaction between the left earphone, the right earphone and the terminal device.
The left earphone state is an unsafe state of the left earphone corresponding to the current wearing position of the left earphone when the current wearing position of the left earphone is an unsafe wearing position, and the right earphone state is an unsafe state of the right earphone corresponding to the current wearing position of the right earphone when the current wearing position of the right earphone is an unsafe wearing position.
In one embodiment, the other channel earphone outputs a warning signal based on the current position parameter of the current wearing position sent by the target earphone, wherein the warning signal is warning audio. Specifically, the volume of the warning audio emitted by the target earphone is larger than the volume of the warning audio emitted by the other channel earphone. If the target earphone is a left earphone, when the current wearing position of the left earphone is a non-safe wearing position, the volume of warning audio sent by the left earphone is 3-6dB greater than that of warning audio sent by the right earphone, and at the moment, a user can hear the warning audio through both the two earphones, and can judge that the left earphone or the right earphone is at the non-safe wearing position according to the volume of the warning audio.
In one embodiment, after the target earphone outputs the warning signal, the method further comprises the steps of: and sending the current position parameter of the current wearing position to a terminal device, so that the terminal device outputs a warning signal based on the current position parameter of the current wearing position, wherein the warning signal is one or a combination of a plurality of light flickering, device vibration or screen popup warning messages.
In one embodiment, the terminal device may be, but not limited to, various smartphones, tablet computers, portable wearable devices, etc., specifically, consider that when the user uses, the earphone is not attentive or aware of when the user sends out a warning signal, and the earphone in an unsafe wearing position is caused to fall off. Therefore, it is insufficient that only the earphone sends out the warning signal, and the terminal device also outputs the warning signal, so that the user can pay attention more, and the earphone in the unsafe wearing position can be effectively prevented from falling off.
In the anti-drop method of the true wireless Bluetooth headset disclosed by the embodiment of the application, the current mode of the target headset is obtained, wherein the mode comprises a debugging mode and a detection mode; when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals; when the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output. By adopting the method, the true wireless Bluetooth headset can be effectively prevented from falling off.
It should be understood that, although the steps in the flowcharts of fig. 2-5 are shown in order as indicated by the arrows, these steps are not necessarily performed in order as indicated by the arrows. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, at least some of the steps in fig. 2-5 may include multiple steps or stages that are not necessarily performed at the same time, but may be performed at different times, nor does the order in which the steps or stages are performed necessarily performed in sequence, but may be performed alternately or alternately with at least a portion of the steps or stages in other steps or other steps.
In one embodiment, as shown in fig. 7, there is provided a truly wireless bluetooth headset anti-falling device, comprising: a signal acquisition module 710, a debug mode signal processing module 720, and a detect mode signal processing module 730, wherein:
the signal obtaining module 710 is configured to obtain a current mode of the target earphone, where the mode includes a debug mode and a detection mode.
And the debug mode signal processing module 720 is configured to obtain first signals collected by each sensor provided on the target earphone when the current mode is a debug mode, and calculate a position parameter of the safe wearing position based on each first signal.
The detection mode signal processing module 730 is configured to obtain second signals acquired by each sensor provided on the target earphone at the current wearing position when the current mode is the detection mode, calculate a current position parameter of the current wearing position based on each second signal, determine whether the target earphone is at the safe wearing position based on the position parameter of the safe wearing position and the current position parameter of the current wearing position, and output a warning signal when the target earphone is at the non-safe wearing position.
In one embodiment, when the current mode is a debug mode, acquiring first signals acquired by each sensor provided on a target earphone, and calculating a position parameter of a safe wearing position based on each first signal, including:
acquiring first signals acquired by each sensor arranged on a target earphone, and calculating first polar coordinates of outer polar plate contacts of each sensor based on each first signal;
and calculating a first polar coordinate equation of a circle where a curve formed by the outer polar plate contacts of any adjacent three sensors is located based on the first polar coordinates, wherein the position parameter of the safety wearing position comprises a first polar coordinate equation set formed by the first polar coordinate equations.
In one embodiment, after calculating the position parameter of the safe-wear position based on each of the first signals, the method further includes the steps of: and storing the position parameters of the safe wearing position.
In one embodiment, when the current mode is a detection mode, acquiring second signals acquired by each sensor provided on the target earphone at the current wearing position, and calculating the current position parameter of the current wearing position based on each second signal, including:
And acquiring a second signal acquired by a sensor arranged on the target earphone, and calculating second pole coordinates of an outer pole plate contact of the sensor at the current wearing position, wherein the position parameters of the current wearing position comprise the second pole coordinates.
In one embodiment, determining whether the target earphone is in the safe wearing position based on the position parameter of the safe wearing position and the current position parameter of the current wearing position includes:
for any one sensor of the current wearing position, a second polar coordinate equation set corresponding to an outer polar plate contact of the sensor is acquired, wherein the second polar coordinate equation set comprises: the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on one side is located, the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on the other side is located, and the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of one adjacent sensor on each side is located;
and comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at the safe wearing position.
In one embodiment, comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at the safe wearing position includes:
when the distance difference between the distance from the second pole plate contact point of the sensor at the current wearing position to each circle center of the second pole coordinate equation set and the radius is smaller than a preset threshold value, judging that the outer pole plate contact point of the sensor at the current wearing position is on the second pole coordinate equation set, and judging that the current wearing position is a safe wearing position;
when the distance difference between the distance from the second pole point of the outer pole plate contact of the sensor at the current wearing position to each circle center of the second pole point equation set and the radius is larger than a preset threshold value, judging that the outer pole plate contact of the sensor at the current wearing position is not on the second pole point equation set, and judging that the current wearing position is a non-safety wearing position.
In one embodiment, after outputting the warning signal, the method further comprises the steps of: and sending the current position parameter of the current wearing position to a terminal device, so that the terminal device outputs a warning signal based on the current position parameter of the current wearing position, wherein the warning signal is one or a combination of a plurality of light flickering, device vibration or screen popup warning messages.
In one embodiment, after determining whether the target earphone is in the safe wearing position based on the position parameter of the safe wearing position and the current position parameter of the current wearing position, the method further includes the steps of:
and when the current wearing position is the unsafe wearing position, sending the current position parameter of the current wearing position to another channel earphone.
For specific limitation of the anti-falling device of the real wireless bluetooth headset, reference may be made to the limitation of the anti-falling method of the real wireless bluetooth headset hereinabove, and the detailed description thereof will be omitted. All or part of the modules in the anti-drop device of the true wireless Bluetooth headset can be realized by software, hardware and a combination of the software and the hardware. The above modules can be embedded in hardware or independent from a processor in the real wireless Bluetooth headset, or can be stored in software in a memory in the real wireless Bluetooth headset, so that the processor can call and execute the operations corresponding to the above modules.
In one embodiment, a true wireless Bluetooth headset is provided, the internal structure of which may be as shown in FIG. 8. The true wireless Bluetooth headset comprises a sensor, a processor and a memory which are connected through a system bus. The sensor of the real wireless Bluetooth headset is arranged on the headset, the sensor is provided with outer pole plate contacts distributed on the surface of the headset shell, the outer pole plate contacts are used for collecting information of the headset when the headset is worn, and the processor of the real wireless Bluetooth headset is used for calculating position parameters of the headset when the headset is worn based on the information collected by the outer pole plate contacts of each sensor, so that calculation and control capability is provided. The memory of the true wireless Bluetooth headset comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The database of the real wireless Bluetooth headset is used for storing position parameter data of the real wireless Bluetooth headset. The network interface of the true wireless Bluetooth headset is used for communicating with external terminal equipment through network connection. The computer program when executed by the processor is used for realizing a true wireless Bluetooth headset anti-falling method.
It will be appreciated by those skilled in the art that the structure shown in fig. 8 is merely a block diagram of a portion of the structure associated with the present application and is not intended to limit the true wireless bluetooth headset to which the present application is applied, and that a particular true wireless bluetooth headset may include more or fewer components than shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, there is provided a true wireless bluetooth headset comprising a sensor disposed on the headset, the sensor having outer pad contacts distributed on a surface of the headset housing, the outer pad contacts for collecting information of the headset when worn, a processor for calculating positional parameters of the headset when worn based on the information collected by the outer pad contacts of each sensor, and a memory having stored therein a computer program that when executed by the processor performs the steps of:
acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode;
when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals;
When the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output.
In one embodiment, a computer readable storage medium is provided having a computer program stored thereon, which when executed by a processor, performs the steps of:
acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode;
when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals;
when the current mode is a detection mode, second signals acquired by the sensors arranged on the target earphone at the current wearing position are acquired, current position parameters of the current wearing position are calculated based on the second signals, whether the target earphone is at the safe wearing position is judged based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and when the target earphone is at the unsafe wearing position, warning signals are output.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in embodiments provided herein may include at least one of non-volatile and volatile memory. The nonvolatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical Memory, or the like. Volatile memory can include random access memory (Random Access Memory, RAM) or external cache memory. By way of illustration, and not limitation, RAM can be in the form of a variety of forms, such as static random access memory (Static Random Access Memory, SRAM) or dynamic random access memory (Dynamic Random Access Memory, DRAM), and the like.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.
Claims (11)
1. A true wireless bluetooth headset anti-drop method, the method comprising:
acquiring a current mode of a target earphone, wherein the mode comprises a debugging mode and a detection mode;
when the current mode is a debugging mode, acquiring first signals acquired by all sensors arranged on a target earphone, and calculating position parameters of a safe wearing position based on all the first signals;
when the current mode is a detection mode, acquiring second signals acquired by the sensors arranged on the target earphone at the current wearing position, calculating current position parameters of the current wearing position based on the second signals, judging whether the target earphone is at the safe wearing position or not based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and outputting warning signals when the target earphone is at the unsafe wearing position;
When the current mode is a detection mode, acquiring second signals acquired by the sensors arranged on the target earphone at the current wearing position, and calculating current position parameters of the current wearing position based on the second signals, wherein the current position parameters comprise:
acquiring second signals acquired by each sensor arranged on a target earphone at a current wearing position, and respectively calculating second pole coordinates of an outer pole plate contact of each sensor at the current wearing position, wherein each second pole coordinate is a current position parameter of the current wearing position;
the determining whether the target earphone is in the safe wearing position based on the position parameter of the safe wearing position and the current position parameter of the current wearing position includes:
for any one sensor of the current wearing position, a second polar coordinate equation set corresponding to an outer polar plate contact of the sensor is acquired, wherein the second polar coordinate equation set comprises: the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on one side is located, the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on the other side is located, and the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of one adjacent sensor on each side is located;
And comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at the safe wearing position.
2. The true wireless bluetooth headset anti-drop method according to claim 1, wherein when the current mode is a debug mode, acquiring first signals acquired by each sensor provided on a target headset, and calculating a position parameter of a safe wearing position based on each first signal, comprises:
acquiring first signals acquired by each sensor arranged on a target earphone, and calculating first polar coordinates of outer polar plate contacts of each sensor based on each first signal;
and calculating a first polar coordinate equation of a circle where a curve formed by the outer polar plate contacts of any adjacent three sensors is located based on the first polar coordinates, wherein the position parameter of the safety wearing position comprises a first polar coordinate equation set formed by the first polar coordinate equations.
3. The true wireless bluetooth headset anti-drop method according to claim 1, further comprising the steps of, after calculating the position parameter of the safe wearing position based on each of the first signals: and storing the position parameters of the safe wearing position.
4. The true wireless bluetooth headset anti-drop method according to claim 1, wherein the comparing the second pole coordinate of the outer pole plate contact of the sensor at the current wearing position with the circle center corresponding to the second pole coordinate equation set, and determining whether the target headset is at the safe wearing position, includes:
when the distance difference between the distance from the second pole plate contact point of the sensor at the current wearing position to each circle center of the second pole coordinate equation set and the radius is smaller than a preset threshold value, judging that the outer pole plate contact point of the sensor at the current wearing position is on the second pole coordinate equation set, and judging that the current wearing position is a safe wearing position;
when the distance difference between the distance from the second pole plate contact point of the sensor at the current wearing position to each circle center of the second pole coordinate equation set and the radius is larger than a preset threshold value, judging that the outer pole plate contact point of the sensor at the current wearing position is not on the second pole coordinate equation set, and judging that the current wearing position is a non-safety wearing position.
5. The true wireless bluetooth headset anti-drop method according to claim 1, further comprising the steps of, after the outputting of the warning signal: and sending the current position parameter of the current wearing position to a terminal device, so that the terminal device outputs a warning signal based on the current position parameter of the current wearing position, wherein the warning signal is one or a combination of a plurality of light flickering, device vibration and screen popup warning messages.
6. The true wireless bluetooth headset anti-drop method according to claim 1, wherein the step of determining whether the target headset is in the safe wearing position based on the position parameter of the safe wearing position and the current position parameter of the current wearing position further comprises the steps of:
and when the current wearing position is the unsafe wearing position, sending the current position parameter of the current wearing position to another channel earphone.
7. The true wireless bluetooth headset anti-drop method of claim 6, wherein the other channel headset is further configured to output a warning signal based on a current location parameter of the current wearing location, the warning signal comprising a warning audio.
8. The true wireless bluetooth headset of claim 1, wherein the sensor comprises a capacitive sensor.
9. A truly wireless bluetooth headset fall-off prevention device, the device comprising:
the signal acquisition module is used for acquiring the current mode of the target earphone, wherein the mode comprises a debugging mode and a detection mode;
the debugging mode signal processing module is used for acquiring first signals acquired by each sensor arranged on the target earphone when the current mode is a debugging mode, and calculating the position parameters of the safe wearing position based on each first signal;
The detection mode signal processing module is used for acquiring second signals acquired by the sensors arranged on the target earphone at the current wearing position when the current mode is the detection mode, calculating current position parameters of the current wearing position based on the second signals, judging whether the target earphone is at the safe wearing position or not based on the position parameters of the safe wearing position and the current position parameters of the current wearing position, and outputting warning signals when the target earphone is at the unsafe wearing position;
the detection mode signal processing module is further used for acquiring second signals acquired by the sensors arranged on the target earphone at the current wearing position, and calculating second pole coordinates of outer pole plate contacts of the sensors at the current wearing position respectively, wherein the second pole coordinates are current position parameters of the current wearing position;
the detection mode signal processing module is further used for acquiring a second pole coordinate equation set corresponding to an outer pole plate contact of the sensor aiming at any one sensor at the current wearing position; comparing a second pole coordinate of an outer pole plate contact of the sensor at the current wearing position with a circle center corresponding to the second pole coordinate equation set, and judging whether the target earphone is at a safe wearing position or not;
Wherein the second set of polar equations comprises: the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on one side is located, the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of two adjacent sensors on the other side is located, and the polar coordinate equation of a circle where a curve formed by the outer polar plate contact of the sensor and the outer polar plate contact of one adjacent sensor on each side is located.
10. A truly wireless bluetooth headset comprising a sensor arranged on the headset, the sensor having outer pad contacts distributed on the headset housing surface for collecting information of the headset when worn, a processor for calculating positional parameters of the headset when worn based on the information collected by the outer pad contacts of the respective sensor, and a memory storing a computer program, the processor executing the computer program to implement the steps of the method of any one of claims 1 to 8.
11. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method of any of claims 1 to 8.
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| CN109462787A (en) * | 2018-10-16 | 2019-03-12 | 倬韵科技（深圳）有限公司 | A kind of true wireless stereo Bluetooth earphone and its anti-lost method |
| CN111601203A (en) * | 2020-05-07 | 2020-08-28 | 芯海科技（深圳）股份有限公司 | Earphone control method and device and earphone |
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| CN105759944A (en) * | 2014-12-18 | 2016-07-13 | 富泰华工业（深圳）有限公司 | System, method and earphones for intelligently controlling playing of music and videos |
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| CN110149567A (en) * | 2019-05-21 | 2019-08-20 | 歌尔股份有限公司 | The state monitoring method of true wireless headset and true wireless headset |
| CN110503800B (en) * | 2019-08-27 | 2021-09-28 | 安徽华米信息科技有限公司 | Anti-loss method and device for intelligent wearable equipment |
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| CN109462787A (en) * | 2018-10-16 | 2019-03-12 | 倬韵科技（深圳）有限公司 | A kind of true wireless stereo Bluetooth earphone and its anti-lost method |
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