CN203310998U - Indoor positioning device - Google Patents
Indoor positioning device Download PDFInfo
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- CN203310998U CN203310998U CN2013203764906U CN201320376490U CN203310998U CN 203310998 U CN203310998 U CN 203310998U CN 2013203764906 U CN2013203764906 U CN 2013203764906U CN 201320376490 U CN201320376490 U CN 201320376490U CN 203310998 U CN203310998 U CN 203310998U
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- positioning device
- indoor positioning
- microcontroller
- carrier
- indoor
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Abstract
The utility module provides an indoor positioning device comprising a microcontroller, a GPS positioning device, an accelerometer, a barometer, a gyroscope and a digital compass, wherein the microcontroller is connected with the GPS positioning device, the accelerometer, the barometer, the gyroscope and the digital compass. For space which is lack of GPS signals, the moving track of a carrier can be obtained accurately and efficiently and the accurate positioning of the carrier is achieved.
Description
Technical field
The utility model belongs to the indoor positioning technical field, is specifically related to a kind of indoor positioning device.
Background technology
The motion track of test terminal, when carrying out outdoor road Drive Test, is mainly determined in existing communication network test terminal by GPS; And when carrying out the indoor test project, perhaps, when stopping of the buildingss such as tunnel tested or met in test terminal on the vehicles of the high speeds such as high ferro, owing in indoor or high ferro, there is no gps signal, therefore, the mode that relies on often the tester manually to record test position simulates the mobile route of test terminal, thereby realize the navigator fix to test terminal, concrete, every movement one segment distance of tester, namely one of mark " point " on planimetric map, then will couple together with line between each point, thereby form the motion track of test terminal.As can be seen here, test terminal, when carrying out indoor test, relies on the motion track of tester's hand-kept test terminal fully, and the motion track with test terminal obtains precision and hangs down and inefficient problem.
The utility model content
For the defect that prior art exists, the utility model provides a kind of indoor positioning device, and the space for lacking gps signal, can accurately obtain the motion track of carrier efficiently, realizes the precise positioning to carrier.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of indoor positioning device, comprises microcontroller, GPS positioning equipment, accelerometer, barometer, gyroscope and digital compass; Described microcontroller is connected with described GPS positioning equipment, described accelerometer, described barometer, described gyroscope and described digital compass respectively.
Preferably, also comprise power-supply unit; Described power-supply unit is connected with described microcontroller.
Preferably, described power-supply unit comprises charging circuit, battery and low pressure difference linear voltage regulator LDO; The output terminal of described charging circuit is connected with the input end of described battery; The output terminal of described battery is connected with the input end of described low pressure difference linear voltage regulator LDO; The output terminal of described low pressure difference linear voltage regulator LDO is connected with the input end of described microcontroller.
Preferably, also comprise working station indicator; Described working station indicator is connected with described microcontroller.
Preferably, also comprise blue tooth interface; Described blue tooth interface is connected with described microcontroller.
Preferably, also comprise USB interface and/or display screen; Described USB interface is connected with described microcontroller respectively with described display screen.
The utility model also provides a kind of indoor orientation method of applying above-mentioned indoor positioning device, comprises the following steps:
S1, carrier carry described indoor positioning device;
S2, when the described carrier that carries described indoor positioning device starts to move from indoor initial position point, at first obtain the absolute coordinates of described initial position point; Then, based on the absolute coordinates of described initial position point, described initial position point is shown on the built-in electronic chart of described indoor positioning device;
In the process of described carrier at indoor moving, every the default time interval, constantly obtain the current location point of described carrier with respect to described initial position point by described indoor positioning device, then described current location point is shown on described electronic chart;
S3, in chronological order, connect described initial position point and each described current location point on described electronic chart, form the movement locus of described carrier, reaches the purpose to described carrier location.
Preferably, in S2, obtain by the following method the absolute coordinates of described initial position point:
At described carrier, move to indoor process from outdoor, obtain the absolute coordinates of described carrier at indoor entry position point by described GPS positioning equipment; Using described carrier at the absolute coordinates of the indoor entry position point absolute coordinates as described initial position point.
Preferably, in S2, constantly obtain the current location point of described carrier with respect to described initial position point by described indoor positioning device, be specially:
The described carrier of take starts the mobile moment from described initial position point and is timing zero point, at T constantly, by described accelerometer, obtain the accekeration of described carrier, and in conjunction with the run duration T of described carrier, calculate described carrier at T constantly with respect to the distance of described initial position point;
By described barometer, obtain described carrier at T height value constantly;
By described gyroscope and/or digital compass, obtain described carrier in T direction value constantly;
By described carrier T constantly with respect to the distance of described initial position point, described carrier T constantly height value and described carrier in T direction value constantly, can locate draw described carrier in the T moment current location point with respect to described initial position point.
The beneficial effects of the utility model are as follows:
The indoor positioning device that the utility model provides, have advantages of that volume is small and exquisite, flexible and convenient to use, diverse in function, especially is integrated with a plurality of physics sensing apparatus, thereby can obtains the Mobile data of more accurate carrier; Especially for the space that lacks gps signal, can accurately obtain efficiently the motion track of carrier, realize the precise positioning to carrier.
The accompanying drawing explanation
The structural representation of the indoor positioning device that Fig. 1 provides for the utility model;
The schematic flow sheet of the indoor orientation method that Fig. 2 provides for the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated:
As shown in Figure 1, the utility model provides a kind of indoor positioning device, comprises microcontroller, GPS positioning equipment, accelerometer, barometer, gyroscope and digital compass; Described microcontroller is connected with described GPS positioning equipment, described accelerometer, described barometer, described gyroscope and described digital compass respectively.For improving movability and the portability of indoor positioning device, also comprise power-supply unit; Described power-supply unit is connected with described microcontroller.Wherein, power-supply unit comprises charging circuit, battery and low pressure difference linear voltage regulator LDO; The output terminal of described charging circuit is connected with the input end of described battery; The output terminal of described battery is connected with the input end of described low pressure difference linear voltage regulator LDO; The output terminal of described low pressure difference linear voltage regulator LDO is connected with the input end of described microcontroller.By charging circuit, after the battery charging, can to indoor positioning device, provide the energy by battery, make indoor positioning device work.Also comprise working station indicator; Described working station indicator is connected with described microcontroller, by working station indicator, and the duty of indication indoor positioning device.
Also comprise USB interface and/or display screen; Described USB interface is connected with described microcontroller respectively with described display screen, wherein, by display screen, can show the positioning track of indoor positioning device to carrier, facilitates the user to check at any time.By USB interface, indoor positioning device can be connected with computing machine, by computing machine, upload electronic chart to indoor positioning device, or, the positioning track of indoor positioning device to carrier transmitted and be saved in computing machine.
As shown in Figure 2, the utility model also provides a kind of indoor orientation method, comprises the following steps:
S1, carrier carry described indoor positioning device;
Wherein, carrier can be the network test terminal, when the network test terminal while carrying out network test, by indoor positioning device, can obtain the geographic position at network test terminal place to indoor in real time, reaches the purpose to the network test terminal positioning.
S2, when the described carrier that carries described indoor positioning device starts to move from indoor initial position point, at first obtain the absolute coordinates of described initial position point; Then, based on the absolute coordinates of described initial position point, described initial position point is shown on the built-in electronic chart of described indoor positioning device;
In the process of described carrier at indoor moving, every the default time interval, constantly obtain the current location point of described carrier with respect to described initial position point by described indoor positioning device, then described current location point is shown on described electronic chart;
In this step, obtain by the following method the absolute coordinates of initial position point:
At described carrier, move to indoor process from outdoor, obtain the absolute coordinates of described carrier at indoor entry position point by described GPS positioning equipment; Using described carrier at the absolute coordinates of the indoor entry position point absolute coordinates as described initial position point.
By indoor positioning device, constantly obtain the current location point of carrier with respect to initial position point, be specially:
The described carrier of take starts the mobile moment from described initial position point and is timing zero point, at T constantly, by described accelerometer, obtain the accekeration of described carrier, and in conjunction with the run duration T of described carrier, calculate described carrier at T constantly with respect to the distance of described initial position point;
By described barometer, obtain described carrier at T height value constantly;
By described gyroscope and/or digital compass, obtain described carrier in T direction value constantly;
By described carrier T constantly with respect to the distance of described initial position point, described carrier T constantly height value and described carrier in T direction value constantly, can locate draw described carrier in the T moment current location point with respect to described initial position point.
S3, in chronological order, connect described initial position point and each described current location point on described electronic chart, form the movement locus of described carrier, reaches the purpose to described carrier location.
The indoor positioning device that the utility model provides, have advantages of that volume is small and exquisite, flexible and convenient to use, diverse in function, especially is integrated with a plurality of physics sensing apparatus, thereby can obtains the Mobile data of more accurate carrier; Especially for the space that lacks gps signal, can accurately obtain efficiently the motion track of carrier, realize the precise positioning to carrier.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be looked protection domain of the present utility model.
Claims (6)
1. an indoor positioning device, is characterized in that, comprises microcontroller, GPS positioning equipment, accelerometer, barometer, gyroscope and digital compass; Described microcontroller is connected with described GPS positioning equipment, described accelerometer, described barometer, described gyroscope and described digital compass respectively.
2. indoor positioning device according to claim 1, is characterized in that, also comprises power-supply unit; Described power-supply unit is connected with described microcontroller.
3. indoor positioning device according to claim 2, is characterized in that, described power-supply unit comprises charging circuit, battery and low pressure difference linear voltage regulator LDO; The output terminal of described charging circuit is connected with the input end of described battery; The output terminal of described battery is connected with the input end of described low pressure difference linear voltage regulator LDO; The output terminal of described low pressure difference linear voltage regulator LDO is connected with the input end of described microcontroller.
4. indoor positioning device according to claim 1, is characterized in that, also comprises working station indicator; Described working station indicator is connected with described microcontroller.
5. indoor positioning device according to claim 1, is characterized in that, also comprises blue tooth interface; Described blue tooth interface is connected with described microcontroller.
6. indoor positioning device according to claim 1, is characterized in that, also comprises USB interface and/or display screen; Described USB interface is connected with described microcontroller respectively with described display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203764906U CN203310998U (en) | 2013-06-27 | 2013-06-27 | Indoor positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203764906U CN203310998U (en) | 2013-06-27 | 2013-06-27 | Indoor positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203310998U true CN203310998U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203764906U Expired - Fee Related CN203310998U (en) | 2013-06-27 | 2013-06-27 | Indoor positioning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203310998U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251999A (en) * | 2013-06-27 | 2014-12-31 | 珠海世纪鼎利通信科技股份有限公司 | Indoor positioning equipment and method |
| CN104359483A (en) * | 2014-10-29 | 2015-02-18 | 吴云珊 | Reverse-direction track navigation system in non-signal cover environment and implementation method of reverse-direction track navigation system |
| WO2017000515A1 (en) * | 2015-06-30 | 2017-01-05 | 上海慧流云计算科技有限公司 | Indoor positioning system and method based on path set and coordinate system |
-
2013
- 2013-06-27 CN CN2013203764906U patent/CN203310998U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251999A (en) * | 2013-06-27 | 2014-12-31 | 珠海世纪鼎利通信科技股份有限公司 | Indoor positioning equipment and method |
| CN104359483A (en) * | 2014-10-29 | 2015-02-18 | 吴云珊 | Reverse-direction track navigation system in non-signal cover environment and implementation method of reverse-direction track navigation system |
| CN104359483B (en) * | 2014-10-29 | 2018-08-28 | 吴云珊 | Reverse orbit navigation system and its implementation under a kind of no signal overlay environment |
| WO2017000515A1 (en) * | 2015-06-30 | 2017-01-05 | 上海慧流云计算科技有限公司 | Indoor positioning system and method based on path set and coordinate system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20140627 |
|
| EXPY | Termination of patent right or utility model |