CN107979671A - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
- Publication number
- CN107979671A CN107979671A CN201711173598.4A CN201711173598A CN107979671A CN 107979671 A CN107979671 A CN 107979671A CN 201711173598 A CN201711173598 A CN 201711173598A CN 107979671 A CN107979671 A CN 107979671A
- Authority
- CN
- China
- Prior art keywords
- vibrator
- power amplifier
- mobile terminal
- processor
- structural support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005236 sound signal Effects 0.000 claims abstract description 20
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 2
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- -1 kirsite Inorganic materials 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/10—Telephone receivers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Function (AREA)
- User Interface Of Digital Computer (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The disclosure is directed to a kind of mobile terminal, which includes:Housing, structural support, processor, power amplifier and vibrator;Structural support is located at enclosure interior, and vibrator is attached on structural support;The input terminal of power amplifier is coupled with processor, and the output terminal of power amplifier is coupled with vibrator;Processor is used to audio signal being sent to power amplifier;Power amplifier is used to be amplified audio signal and drive vibrator to vibrate;Vibrator is used under the driving of power amplifier, is made a sound by vibration.In the scheme that the embodiment of the present disclosure provides, the function of receiver is substituted by vibrator, without the perforate on the front panel of mobile terminal, helps further to lift the screen accounting of mobile terminal.
Description
Technical field
The embodiment of the present disclosure is related to technical field of electronic communication, more particularly to a kind of mobile terminal.
Background technology
Mobile phone is a kind of typical mobile terminal, it has also become essential communication tool in people's daily life.
Receiver (being also referred to as " receiver ") is the electronic device of standard configuration on mobile phone, its effect is to be converted into audio electrical signal
Voice signal.Moving coil receiver is commonly provided with mobile phone, its operation principle is as follows:The audio electrical signal feed-in voice coil loudspeaker voice coil of change,
Voice coil loudspeaker voice coil is placed in the magnetic gap of a magnetic circuit, and voice coil loudspeaker voice coil is because of electromagnetic force (the i.e. Lip river logical sequence changed caused by the electric current of change
Hereby power) driving and up-down vibration, and drive vibrating membrane drive before and after air, produce sound wave.Produced in order to ensure receiver
Sound wave can propagate to human ear, usually perforate at position opposite with receiver on the front panel of mobile phone.Under normal conditions, hand
The crown center position of the front panel of machine offers an elongate holes, and receiver is oppositely arranged with the elongate holes.
Above-mentioned design occupies a part of region of the front panel of mobile terminal so that movement can not be completely covered in display screen
The front panel of terminal so that the raising of mobile terminal screen accounting is restricted.
The content of the invention
The embodiment of the present disclosure provides a kind of mobile terminal.The technical solution is as follows:
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of mobile terminal, the mobile terminal include:Housing,
Structural support, processor, power amplifier and vibrator;
The structural support is located at the enclosure interior, and the vibrator is attached on the structural support;
The input terminal of the power amplifier is coupled with the processor, and the output terminal of the power amplifier shakes with described
Dynamic device coupling;
The processor, for audio signal to be sent to power amplifier;
The power amplifier, for being amplified to the audio signal and driving the vibrator to vibrate;
The vibrator, under the driving of the power amplifier, being made a sound by vibration.
Alternatively, the vibrator is vertical linearity vibrator, and the vertical linearity vibrator refers to direction of vibration along institute
State the vibrator of the thickness direction of mobile terminal.
Alternatively, the sound is outwards propagated by the touch display screen of the front panel positioned at the housing.
Alternatively, the top center and side center of the vibrator close to the housing are set.
Alternatively, the mobile terminal further includes:Touch display screen and PCB (Printed Circuit Board, printing
Circuit board), the processor and the power amplifier are set on the pcb;
First face of the structural support is opposite with the touch display screen, the second face of the structural support and institute
It is opposite to state printed circuit board (PCB);
The vibrator is attached on the second face of the structural support.
Alternatively, the processor, for total by I2S (Inter-IC Sound, integrated circuit built-in audio bus)
The audio signal is sent to the power amplifier by line.
Alternatively, the processor, is additionally operable to send first control signal to the power amplifier;
The power amplifier, is additionally operable to drive the vibrator to be vibrated according to the first control signal to produce
Vibration prompt or touch feedback.
The technical solution that the embodiment of the present disclosure provides can bring following beneficial effect:
In the scheme that the embodiment of the present disclosure provides, the function of receiver is substituted by vibrator, without in movement
Perforate on the front panel of terminal, contributes to the screen accounting of further lifting mobile terminal.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Attached drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is the structure diagram of the mobile terminal shown in one exemplary embodiment of the disclosure;
Fig. 2 is the schematic diagram of the sound transmission process shown in one exemplary embodiment of the disclosure;
Fig. 3 A/3B are the circuit signals between power amplifier and vibrator shown in one exemplary embodiment of the disclosure
Figure.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is the structure diagram of the mobile terminal 10 according to an exemplary embodiment.In the embodiments of the present disclosure,
Mobile terminal 10 can be that mobile phone, tablet device, wearable device, digital broadcast terminal, messaging devices, individual digital help
The electronic equipments such as reason.
As shown in Figure 1, mobile terminal 10 includes:Housing 11, structural support 12, processor 13,14 and of power amplifier
Vibrator 15.
Housing 11 includes following three parts:Front panel, rear panel and center, above three part are enclosed closing sky
Between be known as housing 11.In the embodiments of the present disclosure, the shape of housing 11 is not construed as limiting, for example, housing 11 can be in cuboid
Shape, and there are certain radian for the corner of housing 11.
Structural support 12 is located inside housing 11.Structural support 12 plays the structure of mobile terminal 10 support and makees
With.Structural support 12 usually selects the material with higher hardness and intensity to be made, to ensure that it is curved that mobile terminal 10 is not easy
Folding, damage.Structural support 12 can select the materials such as aluminium alloy, kirsite, stainless steel or liquid metal, in practical application
In, demand that can be according to reality to the hardness and strength of structural support 12, selects suitable material.Structural support 12 can be with
Using in-mould injection technological forming.
Processor 13 is the arithmetic core and control core of mobile terminal 10.Alternatively, processor 13 is AP
(Application Processor, application processor), AP are used for the operating system and application program for running mobile terminal 10.
The input terminal of power amplifier 14 is coupled with processor 13, output terminal and 15 coupling of vibrator of power amplifier 14
Close.Power amplifier 14 is used to receive the signal from processor 13, and carries out power amplification to the signal.
Vibrator 15 is attached on structural support 12, such as vibrator 15 invests structural support 12 using double faced adhesive tape
On.Vibrator 15 can produce vibration under the control of processor 13.Alternatively, vibrator 15 for Horizontal vibrator or
Vertical linearity vibrator, Horizontal vibrator refer to vibrator of the direction of vibration along the width of mobile terminal 10, vertically
Linear vibrator refers to vibrator of the direction of vibration along the thickness direction of mobile terminal 10.The volume of Horizontal vibrator is opposite
It is larger, usually it is in the rectangular shape of flat;The volume of vertical linearity vibrator is relatively small, is usually in the cylinder of flat
Shape.
In the embodiments of the present disclosure, processor 13 is used to audio signal being sent to power amplifier 14;Power amplifier
14 are used to receive the audio signal from processor 13, which is amplified and drives vibrator 15 to vibrate;
Vibrator 15 is used under the driving of power amplifier 14, is made a sound by vibration.
Audio signal is the frequency of the regular sound wave with voice, music and audio, changes in amplitude information carrier.
In practical application scene, the audio signal that processor 13 is sent to power amplifier 14 includes but is not limited to as follows:Such as phone,
The voice signal of opposite end in the scenes such as voice communication, video calling, wait opposite end answer during the tinkle of bells, the audio such as music letter
Number, speech message in the application such as instant messaging application, social networking application, etc..Alternatively, processor 13 and power amplifier 14
Input terminal between be connected by I2S buses, I2S buses be exclusively used in transmission audio signal bus.Processor 13 passes through I2S
Audio signal is sent to power amplifier 14 by bus.Power amplifier 14 receive the audio signal from processor 13 it
Afterwards, power amplification is carried out to the audio signal and obtains amplified signal, and amplified signal is exported to vibrator 15 to drive vibration
Device 15 produces vibration, and vibrator 15 is by vibrating the sound that the sound sent is the above-mentioned audio signal that processor 13 is sent.
Alternatively, power amplifier 14 selects that transient response is good, high-tension power amplifier, as the transistor of high pressure is put
Big device, to improve the performance of vibrator 15.Exemplarily, power amplifier 14 can select grace intelligence Pu semiconductor (NXP) company
The power amplifier chips of 9891 either 9894 models can also select 2557 or 2560 types of Texas Instrument (TI) company
Number power amplifier chip.
Alternatively, when vibrator 15 is using vertical linearity vibrator, as shown in Fig. 2, the sound warp that vibrator 15 is sent
The touch display screen 16 for crossing the front panel positioned at housing 11 is outwards propagated.When front panel of user's human ear close to housing 11, just
It can hear the above sound.
Alternatively, as shown in Figure 1, the top center and side center of vibrator 15 close to housing 11 are set.On the one hand, will
Vibrator 15 is set close to center, preferably can outwards be propagated sound, is received beneficial to human ear;On the other hand, due to called
Device is generally arranged at the top of mobile terminal, therefore vibrator 15 is arranged on the upper of mobile terminal 10 in the embodiments of the present disclosure
Half part, meets the history use habit of user.
Alternatively, mobile terminal 10 further includes:Touch display screen and PCB (not shown in figure 1)s.Processor 13 and power are put
Big device 14 is arranged on PCB.PCB is used for the electronic component for carrying mobile terminal 10, such as processor 13, power amplifier 14
Deng can realize the electrical interconnection between above-mentioned electronic component.First face of structural support 12 is opposite with touch display screen, knot
Second face of structure supporting item 12 is opposite with PCB.Vibrator 15 is attached on the second face of structural support 12, in order to and PCB
On power amplifier 14 connect.
It should be noted that mobile terminal 10 is commonly provided with the vibration for being useful for producing vibration prompt or touch feedback
Device.It is used for the vibrator 15 that makes a sound in the embodiment of the present disclosure with above-mentioned for producing shaking for vibration prompt or touch feedback
Dynamic device can be two mutual independent vibrators or the same vibrator of multiplexing.Alternatively, when the same vibration of multiplexing
During device, processor 13 is additionally operable to send first control signal to power amplifier 14;Power amplifier 14 is additionally operable to according to first
Control signal driving vibrator 15 is vibrated to produce vibration prompt or touch feedback.When vibrator 15 is carried for producing vibration
Show or during touch feedback, vibrator 15 is vibrated under the first vibrational state;When vibrator 15 is used to send audio signal
Sound when, vibrator 15 is vibrated under the second vibrational state.Wherein, the first vibrational state include the first vibration frequency and
First amplitude, the second vibrational state include the second vibration frequency and the second amplitude, and the first vibration frequency is less than the second vibration frequency,
And first amplitude be more than the second amplitude.Exemplarily, the first vibration frequency is in 110Hz or so, the second vibration frequency in 200Hz extremely
8kHz or so.Alternatively, processor 13 is additionally operable to by I2C (Inter-Integrated Circuit) buses to power amplification
Device 14 sends first control signal.
With reference to reference to figure 3A and Fig. 3 B, it illustrates the circuit signal between power amplifier 14 and vibrator 15
Figure.U711 chips shown in figure are a power amplifier 14, the output terminal SPKR_P1 and SPKR_N1 of U711 chips in Fig. 3 B
Two input terminals of vibrator 15 are connected respectively.Audio signal is inputted to U711 chips by I2S buses, and U711 chips are to audio
Signal carries out power amplification and obtains amplified signal, and amplified signal is exported to vibrator 15 to drive vibrator 15 to produce vibration
Make a sound.
The mobile terminal 10 that the embodiment of the present disclosure provides, the function of receiver is substituted by vibrator 15, without
The perforate on the front panel of mobile terminal 10, contributes to the screen accounting of further lifting mobile terminal 10.
In addition, vibrator 15 can be used for realization vibration prompt, haptic feedback functions with what is be equipped with mobile terminal 10
Vibrator is multiplexed, and saves the cost of receiver, and save the inner space of mobile terminal 10.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice invention disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be appreciated that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by appended claim.
Claims (7)
1. a kind of mobile terminal, it is characterised in that the mobile terminal includes:Housing, structural support, processor, power are put
Big device and vibrator;
The structural support is located at the enclosure interior, and the vibrator is attached on the structural support;
The input terminal of the power amplifier is coupled with the processor, the output terminal of the power amplifier and the vibrator
Coupling;
The processor, for audio signal to be sent to power amplifier;
The power amplifier, for being amplified to the audio signal and driving the vibrator to vibrate;
The vibrator, under the driving of the power amplifier, being made a sound by vibration.
2. mobile terminal according to claim 1, it is characterised in that the vibrator is vertical linearity vibrator, described
Vertical linearity vibrator refers to vibrator of the direction of vibration along the thickness direction of the mobile terminal.
3. mobile terminal according to claim 2, it is characterised in that the sound passes through the front panel positioned at the housing
Touch display screen outwards propagate.
4. mobile terminal according to any one of claims 1 to 3, it is characterised in that the vibrator is close to the housing
Top center and side center set.
5. mobile terminal according to any one of claims 1 to 3, it is characterised in that the mobile terminal further includes:Touch
Display screen and printing board PCB, the processor and the power amplifier are set on the pcb;
First face of the structural support is opposite with the touch display screen, the second face and the print of the structural support
Printed circuit board is opposite;
The vibrator is attached on the second face of the structural support.
6. mobile terminal according to any one of claims 1 to 3, it is characterised in that
The processor, for the audio signal to be sent to the power amplifier by I2S buses.
7. mobile terminal according to any one of claims 1 to 3, it is characterised in that
The processor, is additionally operable to send first control signal to the power amplifier;
The power amplifier, is additionally operable to drive the vibrator to be vibrated according to the first control signal to produce vibration
Prompting or touch feedback.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711173598.4A CN107979671A (en) | 2017-11-22 | 2017-11-22 | Mobile terminal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711173598.4A CN107979671A (en) | 2017-11-22 | 2017-11-22 | Mobile terminal |
Publications (1)
Publication Number | Publication Date |
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CN107979671A true CN107979671A (en) | 2018-05-01 |
Family
ID=62010940
Family Applications (1)
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CN201711173598.4A Pending CN107979671A (en) | 2017-11-22 | 2017-11-22 | Mobile terminal |
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Cited By (5)
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---|---|---|---|---|
CN109389917A (en) * | 2017-08-10 | 2019-02-26 | 三星显示有限公司 | Bracket and display device including the bracket |
CN110248010A (en) * | 2019-06-28 | 2019-09-17 | Oppo(重庆)智能科技有限公司 | Electric terminal, called device assembly and its assembly method |
CN110719353A (en) * | 2019-10-18 | 2020-01-21 | 重庆蓝岸通讯技术有限公司 | Mobile phone with single-hole structure and USB plug |
WO2020216004A1 (en) * | 2019-04-23 | 2020-10-29 | 维沃移动通信有限公司 | Terminal device and vibration control method |
CN112583955A (en) * | 2019-09-27 | 2021-03-30 | 北京小米移动软件有限公司 | Vibration module, electronic equipment and control method of electronic equipment |
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CN109389917A (en) * | 2017-08-10 | 2019-02-26 | 三星显示有限公司 | Bracket and display device including the bracket |
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CN110248010A (en) * | 2019-06-28 | 2019-09-17 | Oppo(重庆)智能科技有限公司 | Electric terminal, called device assembly and its assembly method |
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CN112583955A (en) * | 2019-09-27 | 2021-03-30 | 北京小米移动软件有限公司 | Vibration module, electronic equipment and control method of electronic equipment |
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CN110719353A (en) * | 2019-10-18 | 2020-01-21 | 重庆蓝岸通讯技术有限公司 | Mobile phone with single-hole structure and USB plug |
CN110719353B (en) * | 2019-10-18 | 2021-01-12 | 重庆蓝岸通讯技术有限公司 | Mobile phone with single-hole structure and USB plug |
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