CN1979212A - GPS receiving device and its signal transmission method - Google Patents
GPS receiving device and its signal transmission method Download PDFInfo
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- CN1979212A CN1979212A CNA2005101290854A CN200510129085A CN1979212A CN 1979212 A CN1979212 A CN 1979212A CN A2005101290854 A CNA2005101290854 A CN A2005101290854A CN 200510129085 A CN200510129085 A CN 200510129085A CN 1979212 A CN1979212 A CN 1979212A
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- receiving element
- signal receiving
- wireless communication
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- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The wireless communication device of the Global Positioning System (GPS) receiving device comprises a signal receiving unit and a wireless transmission interface. The signal receiving unit is used for receiving and outputting the GPS data signal. The wireless transmission interface is coupled to the signal receiving unit and is used for transmitting the GPS data signal to the wireless communication device. Before the wireless communication device is connected with the GPS receiving device, the signal receiving unit is in a power-saving mode, and when the wireless communication device is connected with the GPS receiving device, the wireless transmission interface controls the signal receiving unit to enter a normal working mode so as to output the GPS data signal.
Description
Technical field
The invention relates to a kind of GPS receiving trap and signal transmission method thereof, and particularly just entering the GPS receiving trap and the signal transmission method thereof of normal mode of operation when online with wireless communication apparatus relevant for a kind of GPS receiving trap.
Background technology
Because the short-distance wireless communication demands of applications increases gradually, wireless Internet will be following important trend in recent years.For example Dang Zhong Bluetooth technology is a kind of brand-new network architecture, belongs to radio communication network among a small circle, is not subjected to any direction restriction and can penetrates barrier, carries out the short-distance transmission of one-to-many.The application of at present tool potentiality then is and GPS (Global Position System, GPS) combination of receiver, for example bluetooth-type GPS receiver transmits location relevant information etc. with various corresponding wireless telecommunications system collocation again in short distance.
Please refer to Fig. 1, it has illustrated the structure calcspar that known bluetooth type GPS receiver couples wireless communication apparatus.GPS receiver 100 is to utilize signal receiving element 110 to receive gps data signal Sd continuously and with the fixed cycle, for example once exported gps data signal Sd in one second, utilize Bluetooth transmission interface 120 to be sent to wireless communication apparatus 130 again, so that position and satellite relevant information to be provided as automobile-used type PDA navigational system.Yet existing bluetooth-type GPS receiver 100 at first must open or cut out the mode of operation of the power supply or the switching signal receiving element 110 of signal receiving element 110 with manual mode when using.No matter it is online whether Bluetooth transmission interface and corresponding wireless communication apparatus 130 are finished, signal receiving element 110 all is in normal mode of operation, will cause the power supply of signal receiving element 110 to waste.
And, because all must manually go operation when using at every turn, cause the manpower waste and can't give full play to the wireless application spirit of GPS receiver 100.If when GPS receiver 100 does not use,, even damage partly assembly because of over-discharge can because the user does not forget that powered-down or false touch switch also can cause the improper waste of system power supply because of misoperation.
Summary of the invention
In view of this, purpose of the present invention is providing a kind of GPS receiving trap and signal transmission method thereof exactly.The GPS receiving trap be with the wireless communication apparatus of collocation when online just the controlling signal receiving element enter normal mode of operation, and before online or after broken string surpasses certain hour, promptly the setting signal receiving element is in battery saving mode.By this, the GPS receiving trap can be in effective correct transmission data when online, and enter battery saving mode to avoid meaningless power consumption when online interruption.
According to purpose of the present invention, a kind of signal transmission method is proposed, be used in the GPS receiving trap, and the GPS receiving trap utilizes the signal receiving element to receive the gps data signal, and gps data is sent to wireless communication apparatus via the wireless transmission interface.At first, the setting signal receiving element is in battery saving mode; Then, judge whether wireless communication apparatus is online with the GPS receiving trap, if not, it is rapid then to get back to previous step; Then, the controlling signal receiving element enters normal mode of operation, with output gps data signal.
According to purpose of the present invention, a kind of GPS receiving trap is proposed, be used in wireless communication apparatus, and the GPS receiving trap comprises signal receiving element and wireless transmission interface.The signal receiving element is in order to receive and output gps data signal.The wireless transmission interface couples the signal receiving element, and in order to the gps data signal is sent to wireless communication apparatus.And before wireless communication apparatus and GPS receiving trap are online, the signal receiving element is in battery saving mode, and when wireless communication apparatus and GPS receiving trap were online, the wireless transmission interface was that the controlling signal receiving element enters normal mode of operation, to export this gps data signal.
Description of drawings
Fig. 1 has illustrated the structure calcspar that known bluetooth type GPS receiver couples wireless communication apparatus;
Fig. 2 has illustrated the GPS receiving trap block schematic diagram according to preferred embodiment of the present invention;
It is signal transmission method process flow diagram according to preferred embodiments of the present invention that Fig. 3 has illustrated.
Embodiment
Please refer to Fig. 2, it has illustrated the GPS receiving trap block schematic diagram according to preferred embodiment of the present invention.GPS receiving trap 200 comprises signal receiving element 210 and wireless transmission interface 220, and signal receiving element 210, in order to receive and output gps data signal Sd, for example is position and satellite relevant information.And wireless transmission interface 220 for example is bluetooth (bluetooth) transmission interface, couples signal receiving element 210, in order to gps data signal Sd is sent to the wireless communication apparatus 230 that uses with 200 collocation of GPS receiving trap.Wireless communication apparatus 230 for example is mobile phone or automobile-used type PDA.
In addition, when wireless communication apparatus 230 and GPS receiving trap 200 broken strings surpass a set time, when for example being 1 minute, wireless transmission interface 220 be output services mode switch signal Sw to signal receiving element 210, return to sleep pattern with controlling signal receiving element 210 by normal mode of operation.Perhaps, wireless transmission interface 220 is the supply unit 212 of out-put supply controlling signal Sp to signal receiving element 210, with powered-down device 103, makes signal receiving element 210 return to the power-off pattern by normal mode of operation.
Certainly, if because the relative distance of 200 of wireless communication apparatus 230 and GPS receiving traps is far away excessively, or other reason causes reception instability or the like, after causing wireless communication apparatus 230 and GPS receiving trap 200 broken strings to surpass this set time, wireless transmission interface 220 can return to above-mentioned battery saving mode by normal mode of operation by controlling signal receiving element 220 equally.
By this, set up when online, just utilize wireless transmission interface 220 controlling signal receiving elements 210 to enter the bigger normal mode of operation of required power consumption at wireless communication apparatus 230 and GPS receiving trap 200.Before online or lose online back a period of time, wireless transmission interface 220 optionally controlling signal receiving element 210 returns to various battery saving modes, for example be above-mentioned sleep pattern or power-off pattern, reach when saving GPS receiving trap 200 electrical source consumptions and the best utilization benefit of performance.
Please refer to Fig. 3, it has illustrated the signal transmission method process flow diagram according to preferred embodiments of the present invention.At first, in step 320, before wireless communication apparatus 230 and GPS receiving trap 200 were online, setting signal receiving element 210 was in battery saving mode, for example is above-mentioned sleep pattern or power-off pattern.After 200 starts of GPS receiving trap, directly setting signal receiving element 210 is in battery saving mode, perhaps utilize signal receiving element 210 with one second fixed cycle output gps data signal Sd once earlier, and through a Preset Time, after for example being 3 minutes, if wireless communication apparatus 230 not online with GPS receiving trap 200 be that setting signal receiving element 210 enters battery saving mode.So can save the electrical source consumption of GPS receiving trap 200.Then, in step 330, judge whether wireless communication apparatus 230 is online with GPS receiving trap 200, if not, then gets back to step 320, continue setting signal receiving element 210 and be in battery saving mode.When if wireless communication apparatus 230 and GPS receiving trap 200 are online, that is wireless transmission interface 220 receives the online signal SL of wireless communication apparatus 230 outputs, then enter in the step 340, utilize wireless transmission interface 220 output services mode switch signal Sw to enter normal mode of operation or out-put supply controlling signal Sp by sleep pattern with controlling signal receiving element 210, enter normal mode of operation with controlling signal receiving element 210 by the power-off pattern, be sent to wireless communication apparatus 230 again with gps data signal Sd output, and via wireless transmission interface 220.
At last, in step 350, judge whether wireless communication apparatus 230 and GPS receiving trap 200 broke above a set time, for example be 1 minute, if not, then continue step 340, setting signal receiving element 210 is in normal mode of operation, with output gps data signal Sd.If, then carry out step 360, utilize wireless transmission interface 220 controlling signal receiving elements 210 to return to battery saving mode by normal mode of operation.Return to sleep pattern with controlling signal receiving element 210 by normal mode of operation by wireless transmission interface 220 output services mode switch signal Sw, or by wireless transmission interface 220 out-put supply controlling signal Sp with powered-down device 212, and then controlling signal receiving element 210 returns to the power-off pattern by normal mode of operation.
GPS receiving trap and signal transmission method thereof that the above embodiment of the present invention disclosed, by judging whether online and corresponding controlling signal receiving element is in battery saving mode or enters continuous operation mode with output gps data signal wireless communication apparatus with the GPS receiving trap, significantly reduce system's energy resource consumption of radio-type GPS receiving trap, and can avoid the inconvenience and the power switch maloperation situation of known hand switch.And wireless transmission interface of the present invention only utilizes and the signal receiving element between the mode of operation that is easy to work out each other switch signal or power supply controlling signal, with the controlling signal receiving element, need not set up other control device especially, also meet cost and consider.
In sum; though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; anyly be familiar with present technique field person; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Claims (23)
1. signal transmission method, be used in a GPS receiver, this GPS receiver utilizes a signal receiving element to receive a gps data signal, and this gps data is sent to a wireless communication apparatus via a wireless transmission interface, this signal transmission method comprises:
Set this signal receiving element and be in a battery saving mode;
Judge whether this wireless communication apparatus is online with this GPS receiving trap, if not, it is rapid then to get back to previous step; And
Wireless communication apparatus is controlled this signal receiving element and is entered a normal mode of operation, to export this gps data signal.
2. signal transmission method as claimed in claim 1, it is characterized in that, judge whether this wireless communication apparatus comprises with online this step of this GPS receiver and judge whether this wireless transmission interface receives an online signal of this wireless communication apparatus output, and control this step that this signal receiving element enters this normal mode of operation and comprise when this wireless transmission interface receives this online signal, utilize this wireless transmission interface to control this signal receiving element and enter this normal mode of operation by this battery saving mode.
3. signal transmission method as claimed in claim 1, it is characterized in that, setting this step that this signal receiving element is in this battery saving mode comprises and utilizes a fixed cycle to transmit this gps data signal, and after this wireless communication apparatus and this GPS receiver surpass a Preset Time continuously, utilize this wireless transmission interface to control this signal receiving element and be in this battery saving mode.
4. signal transmission method as claimed in claim 3 is characterized in that, this fixed cycle is 1 second, and this Preset Time is 3 minutes.
5. signal transmission method as claimed in claim 1 is characterized in that, this battery saving mode is a sleep pattern.
6. signal transmission method as claimed in claim 5, it is characterized in that, control this step that this signal receiving element enters this normal mode of operation and comprise that utilizing this wireless transmission interface to export a mode of operation switches signal, enters this normal mode of operation to control this signal receiving element by this sleep pattern.
7. signal transmission method as claimed in claim 1 is characterized in that, this battery saving mode is a power-off pattern.
8. signal transmission method as claimed in claim 7, it is characterized in that, control this step that this signal receiving element enters this normal mode of operation and comprise and utilize this wireless transmission interface to export a power supply controlling signal, enter this normal mode of operation by this power-off pattern to control this signal receiving element.
9. signal transmission method as claimed in claim 1, it is characterized in that, control after this step that this signal receiving element enters this normal mode of operation, this method also comprises judges whether this wireless communication apparatus and this GPS receiver broke above a set time, if not, then continue this step of this gps data signal of output; If then utilize this wireless transmission interface to control this signal receiving element and return to second battery saving mode by this normal mode of operation.
10. signal transmission method as claimed in claim 9, it is characterized in that, this second battery saving mode is a sleep pattern, and this wireless communication apparatus and this GPS receiving trap broken string surpassed after this set time, and this wireless transmission interface is exported a mode of operation and switched signal and control this signal receiving element and return to this sleep pattern by this normal mode of operation.
11. signal transmission method as claimed in claim 9, it is characterized in that, this second battery saving mode is a power-off pattern, and after this wireless communication apparatus and this GPS receiver broken string surpassed this set time, this wireless transmission interface was exported a power supply controlling signal and is controlled this signal receiving element and return to this power-off pattern by this normal mode of operation.
12. electricity saving method as claimed in claim 1 is characterized in that, this wireless transmission interface is a Bluetooth transmission interface.
13. signal transmission method as claimed in claim 1 is characterized in that, this gps data signal comprises a position and satellite relevant information.
14. a GPS receiver is used in a wireless communication apparatus, this GPS receiver comprises:
One signal receiving element is in order to receive and to export a gps data signal; And
One wireless transmission interface couples this signal receiving element, in order to this gps data signal is sent to this wireless communication apparatus;
Wherein, before this wireless communication apparatus and this GPS receiver are online, this signal receiving element is in a battery saving mode, and when this wireless communication apparatus and this GPS receiver are online, this wireless transmission interface is that this signal receiving element of control enters a normal mode of operation, to export this gps data signal.
15. GPS receiver as claimed in claim 14 is characterized in that, battery saving mode is a sleep pattern.
16. GPS receiver as claimed in claim 15, it is characterized in that, when this wireless communication apparatus and this GPS receiver are online, this wireless transmission interface is exported a mode of operation and is switched signal to this signal receiving element, enters this normal mode of operation to control this signal receiving element by this sleep pattern.
17. GPS receiver as claimed in claim 14 is characterized in that, this battery saving mode is a power-off pattern.
18. GPS receiver as claimed in claim 17, it is characterized in that, this signal receiving element also comprises a supply unit, in order to provide this signal receiving element required power supply, and when this wireless communication apparatus and this GPS receiver are online, this wireless transmission interface is exported mode of operation switching signal and is started this supply unit, enters this normal mode of operation to control this signal receiving element by this power-off pattern.
19. GPS receiver as claimed in claim 14, it is characterized in that, when this wireless communication apparatus and this GPS receiver are online, this wireless communication apparatus is exported an online signal to this wireless transmission interface, and this wireless transmission interface is controlled this signal receiving element according to this online signal and entered this normal mode of operation.
20. GPS receiver as claimed in claim 14, it is characterized in that, after this wireless communication apparatus and this GPS receiver broken string surpassed a set time, this wireless transmission interface system this signal receiving element of control returned to second battery saving mode by this normal mode of operation.
21. GPS receiver as claimed in claim 20 is characterized in that, this second battery saving mode is a sleep pattern or a power-off pattern.
22. GPS receiver as claimed in claim 14 is characterized in that, this wireless transmission interface is a Bluetooth transmission interface.
23. GPS receiver as claimed in claim 14 is characterized in that, this gps data signal comprises a position and satellite relevant information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101290854A CN1979212A (en) | 2005-12-07 | 2005-12-07 | GPS receiving device and its signal transmission method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101290854A CN1979212A (en) | 2005-12-07 | 2005-12-07 | GPS receiving device and its signal transmission method |
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| Publication Number | Publication Date |
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| CN1979212A true CN1979212A (en) | 2007-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005101290854A Pending CN1979212A (en) | 2005-12-07 | 2005-12-07 | GPS receiving device and its signal transmission method |
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| CN (1) | CN1979212A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102857274A (en) * | 2011-06-30 | 2013-01-02 | 株式会社电装 | Short range wireless communication apparatus |
| CN102928849A (en) * | 2012-11-05 | 2013-02-13 | 深圳市广和通实业发展有限公司 | Portable global position system (GPS) device with power-saving function and power-saving method |
| WO2014121431A1 (en) * | 2013-02-05 | 2014-08-14 | Nokia Corporation | Method and apparatus for power saving scheme in a location sensor |
-
2005
- 2005-12-07 CN CNA2005101290854A patent/CN1979212A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102857274A (en) * | 2011-06-30 | 2013-01-02 | 株式会社电装 | Short range wireless communication apparatus |
| US8792827B2 (en) | 2011-06-30 | 2014-07-29 | Denso Corporation | Short range wireless communication apparatus |
| CN102857274B (en) * | 2011-06-30 | 2015-01-28 | 株式会社电装 | Short range wireless communication apparatus |
| CN102928849A (en) * | 2012-11-05 | 2013-02-13 | 深圳市广和通实业发展有限公司 | Portable global position system (GPS) device with power-saving function and power-saving method |
| WO2014121431A1 (en) * | 2013-02-05 | 2014-08-14 | Nokia Corporation | Method and apparatus for power saving scheme in a location sensor |
| US9769760B2 (en) | 2013-02-05 | 2017-09-19 | Nokia Technologies Oy | Method and apparatus for power saving scheme in a location sensor |
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Open date: 20070613 |