CN102338879A - Position tracking method, position tracking device and system - Google Patents
Position tracking method, position tracking device and system Download PDFInfo
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- CN102338879A CN102338879A CN2010102375348A CN201010237534A CN102338879A CN 102338879 A CN102338879 A CN 102338879A CN 2010102375348 A CN2010102375348 A CN 2010102375348A CN 201010237534 A CN201010237534 A CN 201010237534A CN 102338879 A CN102338879 A CN 102338879A
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Abstract
The invention relates to a position tracking method, a position tracking device and a system, which are applied to a master machine and at least one submachine. The position tracking method comprises the following steps that: the master machine establishes regional online with the submachine by a wireless signal, the communication between the master machine and the submachine is sent at different powers on the basis of a relative distance therebetween, namely, communication is sent at a low power for a short distance and communication is sent at a high power for a long distance; the master machine judges an upper limit of power for keeping online with the submachine and informs the submachine to start a positioning function thereof by the wireless signal; the master machine receives a first position of the submachine and generates a position with a first position relative to a second position of the master machine; and the master machine displays the relative position between the submachine and the master machine. According to the position tracking method, the master machine can acquire the position of the submachine when being out of range.
Description
[technical field]
The invention relates to a kind of orientation method for tracing, orientation follow-up mechanism and system, be meant a kind of orientation method for tracing, orientation follow-up mechanism and the system that can learn machine tool and handset relative orientation especially.
[background technology]
Though the guiding aircraft that utilizes the GPS positioning function is arranged at present, show that with the longitude and latitude numeral common people are than indigestion, though clear if cooperate electronic chart to show, display that need preferable resolution just can demonstrate map.
Suppose the user need only learn current position with by the relative direction of tracer (like vehicle); Then the comparatively simple azimuth indicator of design has its necessity; Known relevant technology; For example: No. 6909964 patent of the U.S. proposes a kind of hand-held device with trafficator (direction indicator); And its direction deixis is with the mobile communication mode vehicle location to be passed to hand-held device by the GPS on vehicle location, and hand-held device itself also can be located the user position with GPS, thereby hand-held device can obtain vehicle location and points out with respect to the direction indication of user position and with trafficator.
Again for example: No. 7148802 patent of the U.S. is adopt to get rid of ship position that GPS positioning system, mobile phone communication system, long-distance navigation use to measure the two-channel wireless electricity (radio) of system and far infrared frequency range and come the location to the position travel direction of vehicle; No. 6292137 patent of the U.S. is the compass with north-south deixis to be cooperated for example receive the GPS positioning signal and show relative direction.
Again for example: No. 7432854 patent of the U.S. is the device in order to passback user to a precalculated position; Press the record primary importance with first button; Press the three-dimensional that obtains with respect to the precalculated position of primary importance with second button, and use the display module of low-power consumption to show; No. 5890089 patent of the U.S. is to utilize GPS to locate the device to the crossroad direction indication; No. 6539303 patent of the U.S. is harvester with GPS comparison current position and navigation way with direction indication; No. 6738712 patent of No. 6363324 patent of the U.S. and the U.S. is to send telepilot to direction indication with the GPS location on the car.
Yet, locate suitable power consumption with GPS, be unfavorable for long-time use, moreover, run into can't be online the time, can't learn both sides' orientation, therefore be necessary to develop relevant auxiliary or replacement scheme.
[summary of the invention]
The object of the present invention is to provide a kind of orientation method for tracing, orientation follow-up mechanism and system that saves energy, can learn machine tool and handset relative orientation.
For achieving the above object; Orientation of the present invention method for tracing is used for a machine tool and at least one handset; It is online that this method comprises the steps: that (a) this machine tool is set up regionality with wireless signal and this handset; And the communication of this machine tool and this handset is to send with different capacity according to the two relative distance, and distance is closely sent with low-power, and distance is sent with high power; (b) this machine tool is judged and is reached when keeping online power upper limit with this handset, notifies this handset to launch its positioning function with wireless signal; (c) this machine tool receives the primary importance of this handset, and produces the orientation of this primary importance with respect to the second place of this machine tool; Reaching (d), this machine tool shows the orientation of this handset with respect to this machine tool.
Orientation of the present invention follow-up mechanism is that conduct is set up regional online machine tool with a handset, comprises a communicator, a steady arm, a controller and a display; This communicator is set up regional online with wireless signal and a handset, and the communication of this communicator and this handset is to send with different capacity according to the two relative distance, and apart from closely sending with low-power, distance is sent with high power; This steady arm is in order to locate the position of this machine tool; This controller makes this communicator set up regional online with wireless signal and this handset; And reach when keeping online power upper limit with this handset if judge this communicator; Driving this communicator notifies this handset to launch its positioning function with wireless signal; Obtain the primary importance of this handset thus, and produce the orientation of this primary importance with respect to the second place of this machine tool; This display shows this orientation that this controller obtains.
Orientation of the present invention tracing system comprises an at least one handset and a machine tool; This handset comprises that first controller, of a control handset assembly running sets up the first regional online communicator with wireless signal and external device (ED), reaches first steady arm in order to the primary importance that produces this handset.
This machine tool comprises that one second controller, sets up the second regional online communicator, second steady arm and a display in order to the second place that produces this machine tool with wireless signal and this handset; The communication of this second communicator and this first communicator is to send with different capacity according to the two relative distance, and distance nearly person send with low-power, and distance person sends with high power; This second controller makes this second communicator set up regional online with wireless signal and this handset; And reach when keeping online power upper limit with this handset if judge this second communicator; Driving this second communicator notifies this handset to launch its positioning function with wireless signal; Obtain the primary importance of this handset thus, and produce the orientation of this primary importance with respect to this second place; This display shows this orientation that this second controller obtains.
It is online that the effect of orientation of the present invention method for tracing, orientation follow-up mechanism and system is that this machine tool is set up regionality with wireless signal and this handset; Launch positioning function again when exceeding power upper limit; Can save use the power consumption of positioning function, and machine tool can be learnt the orientation of handset in can't be online the time.
[description of drawings]
Fig. 1 is a synoptic diagram, and the principle of orientation of the present invention method for tracing is described.
Fig. 2 is a circuit block diagram, and the preferred embodiment of orientation of the present invention tracing system is described.
Fig. 3 is a process flow diagram, and the orientation method for tracing of low coverage pattern is described.
Fig. 4 is a process flow diagram, and the orientation method for tracing of long distance pattern is described.
Fig. 5 is a synoptic diagram, explains that the display design of machine tool becomes a surface.
[embodiment]
About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of the preferred embodiment of following cooperation reference diagram, can clearly appear.
Consult Fig. 1; The main concept of orientation of the present invention method for tracing is the emissive power size of following the trail of the machine tool 2 in handset 1 orientation according to a handset 1 and; Area I, II, the III of the many groups of decision different distance; Area I II wherein is a warning region, and the handset 1 of different distance is following with the on-line mode introduction of machine tool 2.
With handset 1a is example; Machine tool 2 is positioned at area I, and handset 1a is positioned at area I I, because handset 1a does not exceed warning region III; Under this state; Both sides adopt the online power be lower than power upper limit (the non-power limit) promptly can wireless signal online each other, owing in safe distance, can produce caution.
With handset 1b is example, and machine tool 2 and handset 1b are apart at warning region III, under this state; When machine tool 2 judgements keep online power to reach power upper limit with handset 1b; At this moment, because the non-power limit and still can be online can be launched its positioning function by wireless signal notice handset 1b; And make handset 1b return at set intervals its primary importance (X1, Y1); Then, and the primary importance of machine tool 2 reception handset 1b (X1, Y1); And (X1 is Y1) with respect to the second place (X0, orientation Y0) of machine tool 2 to produce primary importance; And machine tool 2 can show the orientation of handset 1a with respect to machine tool 2, and makes machine tool 2/ handset 1a produce caution, reaches the effect of warning; If when machine tool 2 and handset 1b both sides are closer to each other again, for example get back to area I or area I I, cancellation both sides' positioning function and vigilance performance.
With handset 1c is example, and machine tool 2 and handset 1c are at a distance of away from warning region III, and under this state, machine tool 2 can't be online with wireless signal with handset 1c, the signal that machine tool 2/ handset 1a generation can't be online.
Consult Fig. 2, orientation of the present invention tracing system 100 comprises a handset 1 and a machine tool 2; Handset 1 comprises that first controller 10, of control handset 1 an assembly running sets up regional online first communicator 11, first steady arm 12 and one first attention device 13 in order to the primary importance of generation handset 1 with wireless signal and external device (ED) (as: machine tool 2); And first attention device 13 can be the hummer that the LED lamp, that sends passage of scintillation light sends caution sound, or one show information warning display.
In this preferred embodiment; First communicator 11, second communicator 21 all are when adopting the bluetooth communication device; Because three kinds of power of present Bluetooth protocol definition; The relation of its power and distance is 20 meters when being 10 meters, power=2.5mW when being power=1mW, is 100 meters during power=100mW.Cause power consumption to increase for avoiding machine tool 2 to continue to follow the trail of; Machine tool 2 can send wireless signal with a preset power (as: 1mW) earlier; If can't set up regional when online; Heighten the power (as: 2.5mW) that sends wireless signal again and detect online result, heighten power so repeatedly and detect online, up to being adjusted to power upper limit (as: 80mW; Other power of non-power limit 100mW also can) till; In addition because the power of machine tool 2=when being 20 meters and power=100mW during 2.5mW be between 100 meters at a distance of very big, can be subdivided into 3 sections again, as 40 meters, 60 meters and 80 meters, and the corresponding emissive power of different section can record via experiment.
The control model of second controller 20 of machine tool 2 is divided into low coverage pattern and long distance pattern, and explanation as follows respectively.
Consult Fig. 3, the orientation method for tracing of low coverage pattern comprises the steps: after machine tool 2 starts, to get into low coverage pattern (step 301); Then, with first power emission (step 302); Whether online success (step 303) is if be judged as first distance (step 304) in detecting; If not, with second power emission (step 305); Whether online success (step 307) is if be judged as second distance (step 306) in detecting; If not, with the 3rd power emission (step 309); Whether online success (step 311) is if be judged as the 3rd distance (step 308) in detecting; If not, with the 4th power emission (step 313); Whether online success (step 315) is if be judged as the 4th distance (step 310) in detecting; If not, with the 5th power emission (step 317); Whether online success (step 319) is if be judged as the 5th distance (step 312) in detecting; If not, get into long distance pattern (step 401).
Consult Fig. 4, the orientation method for tracing of long distance pattern comprises the steps: that machine tool 2 gets into long distance pattern (step 401); Whether available (step 402) is as if available to judge the GPS positioning function, and the relative orientation of computing machine tool 2 and handset 1 also shows (step 409).
If because handset 1/ machine tool 2 can not use in the indoor GPS of making positioning function, then machine tool 2 is launched double antenna positioning function (step 403); Obtain the signal intensity (step 404) of first antenna, obtain the signal intensity (step 405) of second antenna, then; Its difference of computing and export estimation orientation (step 406) judges whether to estimate (step 407) if can't estimate, rotates machine tool 2 (step 408); Behind the relative orientation estimation result who produces machine tool 2 and handset 1; Show (step 409), then, the relative distance of judging machine tool 2 and handset 1 whether closely (step 410) if; Cancellation GPS positioning function (step 411) is returned low coverage pattern (step 301) again.
Consult Fig. 5, the display 23 of machine tool 2 is that the form that is designed to a surface is worn to make things convenient for the user, and the concentric circles of central point, interior ring, middle ring and outer shroud is roughly divided on the surface; Wherein, central point 30 is the position of machine tool 21 itself; Interior ring shows the position of corresponding handset 1 when not reaching power upper limit, like anchor point 32; Middle ring shows the position of corresponding handset 1 when reaching this power upper limit, like anchor point 31; Outer shroud shows the position of corresponding handset 1 in the time of can't locating, like anchor point 33; Preferably, can use arrow or pointer to represent the orientation between the two between central point 30 to the anchor point 31～33, make things convenient for the user to go to seek the other side according to the orientation indication.What need explanation is that among other embodiment, when handset 1 quantity to be followed the trail of was most, anchor point can represent that this also is covered by in the concept field of the present invention with different colours or shape.
In addition; In order to let the user can learn the electric weight of machine tool 2/ handset 2; Except an information about power of machine tool 2 utilizations itself, an information about power of handset 2 also can be notified machine tool 2 by wireless mode, makes the display 23 of machine tool 2 have the function of the electric weight 41 that shows machine tool 2 and handset 2.
In sum; The effect of orientation of the present invention method for tracing, orientation follow-up mechanism and system is: machine tool 2 is set up regional online with wireless signal and handset 1; Launch positioning function again when exceeding power upper limit; Can save use the power consumption of positioning function, and machine tool 2 can learn that the orientation of handset 1 reaches the effect of caution in can't be online the time, so can reach the object of the invention really.
Above-mentionedly be merely preferred embodiment of the present invention, can not limit the scope that the present invention implements with this, the simple equivalent of promptly doing according to claim of the present invention and invention description changes and modifies, and still belongs to the scope that patent of the present invention contains.
Claims (23)
1. an orientation method for tracing is used for a machine tool and at least one handset, it is characterized in that this method comprises the steps:
(a) this machine tool is set up regional onlinely with wireless signal and this handset, and the communication of this machine tool and this handset sends with different capacity according to the two relative distance, and apart from closely sending with low-power, distance is sent with high power;
(b) this machine tool is judged and is reached when keeping online power upper limit with this handset, notifies this handset to launch its positioning function with wireless signal;
(c) this machine tool receives the primary importance of this handset, and produces the orientation of this primary importance with respect to the second place of this machine tool; And
(d) this machine tool shows the orientation of this handset with respect to this machine tool.
2. orientation according to claim 1 method for tracing is characterized in that, step (a) comprises sub-steps:
(a1) this machine tool earlier with one be lower than this power upper limit preset power send wireless signal, if can't set up regional heighten again when online send this wireless signal power until this power upper limit.
3. orientation according to claim 1 method for tracing is characterized in that, step (b) comprises the steps:
(b1) after this handset is launched its positioning function, the primary importance that returns this handset is at set intervals given this machine tool.
4. orientation according to claim 1 method for tracing is characterized in that, also comprises the steps:
(e) be lower than a setting value if this handset and/or this machine tool are judged the distance of this primary importance and this second place, then cancel the positioning function of this handset and/or this machine tool.
5. orientation according to claim 1 method for tracing is characterized in that, also comprises the steps:
When (f) this machine tool can't produce this second place, be located at the wireless signal strength difference that two oriented antennas of different azimuth are received, estimate the orientation of this handset with respect to this machine tool according to this machine tool.
6. orientation according to claim 1 method for tracing is characterized in that, also comprises the steps:
(g) this handset also produces caution in accepting this machine tool when judgement reaches the notice of this power upper limit.
7. orientation according to claim 1 method for tracing is characterized in that, also comprises the steps:
(h) this machine tool also produces caution when this second controller judges that this second communicator reaches this power upper limit.
8. an orientation follow-up mechanism as setting up regional online machine tool with a handset, is characterized in that, comprising:
One communicator is set up regional onlinely with wireless signal and this handset, and the communication of this communicator and this handset sends with different capacity according to the two relative distance, and apart from closely sending with low-power, distance is sent with high power;
One steady arm is in order to locate the position of this machine tool;
One controller; Make this communicator set up regional online with wireless signal and this handset; And reach one when keeping online power upper limit with this handset if judge this communicator; Drive this communicator and notify this handset to launch its positioning function, obtain the primary importance of this handset thus, and produce the orientation of this primary importance with respect to the second place of this machine tool with wireless signal; And
One display shows this orientation that this control module obtains.
9. orientation according to claim 8 follow-up mechanism is characterized in that, this display shows that one represents the central point of this machine tool position and the anchor point of this handset, and is the orientation of representing the two with arrow or pointer between this central point to this anchor point.
10. orientation according to claim 9 follow-up mechanism is characterized in that, this display also shows a ring and an outer shroud in the interior ring; Should in ring show when not reaching power upper limit anchor point that should handset; Should in ring show when reaching this power upper limit anchor point that should handset; This outer shroud shows in the time of can't locating anchor point that should handset.
11. orientation according to claim 9 follow-up mechanism is characterized in that, this display is to be designed to a surface.
12. orientation according to claim 9 follow-up mechanism is characterized in that, also comprises an attention device, is used to judge produce caution when this communicator reaches this power upper limit.
13. orientation according to claim 9 follow-up mechanism; It is characterized in that also comprise one first antenna and one second antenna, this first antenna and this second antenna all are directive property; And be located at different azimuth respectively to receive this wireless signal; When this second steady arm can't produce this second place, this machine tool was estimated the orientation of this handset with respect to this machine tool according to the wireless signal strength difference of this first antenna and this handset of this second antenna reception.
14. an orientation tracing system is characterized in that, comprises:
At least one handset, said handset comprises:
One first controller, the running of control handset assembly,
One first communicator, it is online to set up regionality with wireless signal and external device (ED), and
One first steady arm is in order to produce the primary importance of this handset; And
One machine tool comprises:
One second communicator is set up regional onlinely with wireless signal and this handset, and the communication of this second communicator and this first communicator is to send with different capacity according to the two relative distance, and apart from closely sending with low-power, distance is sent with high power,
One second steady arm, in order to producing the second place of this machine tool,
One second controller; Make this second communicator set up regional online with wireless signal and this handset; And reach one when keeping online power upper limit if judge this second communicator, drive this second communicator and notify this handset to launch its positioning function, obtain the primary importance of this handset thus with wireless signal with this handset; And produce the orientation of this primary importance with respect to this second place, reach
One display shows this orientation that this second controller obtains.
15. orientation according to claim 14 tracing system; It is characterized in that; This second controller makes this second communicator send wireless signal with a preset power earlier, if can't set up regional drive again when online this second communicator heighten send this wireless signal power until this power upper limit.
16. orientation according to claim 14 tracing system is characterized in that, after this handset was launched its positioning function, the primary importance that promptly returns this handset was at set intervals given this machine tool.
17. orientation according to claim 14 tracing system is characterized in that, is lower than a setting value if this handset and/or this machine tool are judged the distance of this primary importance and this second place, then cancels the positioning function of this handset and/or this machine tool.
18. orientation according to claim 14 tracing system; It is characterized in that this machine tool also has one first antenna and one second antenna, this first antenna and this second antenna all are directive property; And be located at different azimuth respectively to receive this wireless signal; When this second steady arm can't produce this second place, this machine tool was estimated the orientation of this handset with respect to this machine tool according to the wireless signal strength difference of this first antenna and this handset of this second antenna reception.
19. orientation according to claim 14 tracing system is characterized in that, this handset also comprises one first attention device, is used to this machine tool and judges that this second communicator produces caution when reaching the notice of this power upper limit.
20. orientation according to claim 10 tracing system is characterized in that, this machine tool also comprises one second attention device, is used to this second controller and judges generation caution when this second communicator reaches this power upper limit.
21. orientation according to claim 14 tracing system is characterized in that, this first communicator and this second communicator all are bluetooth modules.
22. orientation according to claim 14 tracing system is characterized in that, this handset quantity is most, and the display of this machine tool shows that respectively the anchor point of this handset is to adopt different colours or shape to represent.
23. orientation according to claim 14 tracing system is characterized in that, an information about power of this handset is notified this machine tool with wireless mode, makes the electric weight of this handset of display demonstration of this machine tool.
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| CN2010102375348A CN102338879A (en) | 2010-07-27 | 2010-07-27 | Position tracking method, position tracking device and system |
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| CN2010102375348A CN102338879A (en) | 2010-07-27 | 2010-07-27 | Position tracking method, position tracking device and system |
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| CN104079972A (en) * | 2014-06-30 | 2014-10-01 | 惠州Tcl移动通信有限公司 | Method and system for detecting user to be in sleep state to automatically turn off television |
| CN106405490A (en) * | 2016-08-24 | 2017-02-15 | 北京锐拓时代科技有限公司 | Method for identifying close-range and precise position of double antenna bluetooth device |
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| CN111142138A (en) * | 2018-11-06 | 2020-05-12 | Oppo广东移动通信有限公司 | Electronic device, electronic device ranging method, and computer-readable storage medium |
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Application publication date: 20120201 |