CN105824005A - Device and method for realizing short distance high precision position tracking through radio frequency communication - Google Patents
Device and method for realizing short distance high precision position tracking through radio frequency communication Download PDFInfo
- Publication number
- CN105824005A CN105824005A CN201610374569.3A CN201610374569A CN105824005A CN 105824005 A CN105824005 A CN 105824005A CN 201610374569 A CN201610374569 A CN 201610374569A CN 105824005 A CN105824005 A CN 105824005A
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- China
- Prior art keywords
- instruction
- handheld terminal
- high precision
- short distance
- precision position
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- 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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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0242—Determining the position of transmitters to be subsequently used in positioning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0257—Hybrid positioning
- G01S5/0268—Hybrid positioning by deriving positions from different combinations of signals or of estimated positions in a single positioning system
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0273—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves using multipath or indirect path propagation signals in position determination
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention provides a device and a method for realizing short distance high precision position tracking through radio frequency communication. The device comprises a hand-held end used for emitting a wake-up instruction, an emission end used for receiving the wake-up instruction, realizing activation and continuously emitting radio frequency signals outside, and an antenna used for carrying out horizontal 360-DEG rotation to receive the radio frequency signals and send the radio frequency signals to the hand-held terminal, wherein the hand-held end is further used for calculating intensity of the radio frequency signals and displaying the information. According to the device, the hand-held end carries out determination according to intensity of the displayed signals and moves towards the direction having the strongest signal intensity, and the position of the emission end can be finally found, so the centimeter-level high precision position tracking positioning effect is realized. The device is advantaged in that a problem that a target object can not be precisely positioned and traced through the GPS and Beidou technologies in the prior art can be solved.
Description
Technical field
The invention belongs to technology for radio frequency field, especially relate to a kind of radio communication and realize short distance high precision position follow-up mechanism and method.
Background technology
The Big Dipper, GPS location technology range of application are more and more extensive, higher practicality is suffered from aspects such as production, life, antitheft public security, but the existing Big Dipper, GPS position in actual applications, also show that the one side of deficiency: 1, the Big Dipper, gps signal cannot penetrate building, it is achieved indoor positioning；2, the Big Dipper, the positioning precision of GPS are unable to reach the requirement of hi-Fix, and general positioning precision only has 10m.
Existing GPS location technology can only realize plane positioning, such as navigates to certain building, it is impossible to navigates to certain position in floor, room.Therefore, utilize wireless technology to realize high accuracy tracing and positioning and have higher practicality.
Summary of the invention
It is an object of the invention to provide a kind of radio communication and realize short distance high precision position follow-up mechanism and method, it is possible to solving cannot pinpoint problem in prior art.
The technical scheme is that a kind of radio communication realizes short distance high precision position follow-up mechanism, including:
Handheld terminal, wakes up instruction up for transmitting；
Transmitting terminal, activates after reception wakes up instruction up and launches radiofrequency signal continuously out；
Antenna, rotates for horizontal 360-degree and carries out rf signal reception and be sent to handheld terminal；
Handheld terminal, shows after calculating radio frequency signal strength meter.
Further, described handheld terminal for transmitting wake up up instruction particularly as follows:
After exclusive identification code by input handheld terminal, launch and wake up instruction up；
Transmitting terminal specifically for, receive and wake up instruction up and verify, activate after being proved to be successful and launch radiofrequency signal continuously out.
Further, described antenna is yagi aerial.
Further, described handheld terminal shows after calculating radio frequency signal strength meter, shows particularly as follows: radio frequency signal strength meter is calculated laggard line number value.
Further, described transmitting terminal wake up up for reception activate after instruction and continuously out transmitting radiofrequency signal particularly as follows:
Receive any frequency range activated after waking up instruction up and pass through in 148MHz～490MHz frequency range and launch rf digital signal continuously out.
A kind of radio communication realizes short distance high precision position method for tracing, including:
Handheld terminal transmitting wakes up instruction up；
Transmitting terminal receives and activates after waking up instruction up and launch radiofrequency signal continuously out；
Horizontal 360-degree rotable antenna carries out rf signal reception and is sent to handheld terminal；
Handheld terminal shows after calculating radio frequency signal strength meter.
Further, also included before described handheld terminal is launched and waken up instruction up；
Exclusive identification code is configured for handheld terminal；
Described handheld terminal launch wake up up instruction particularly as follows:
After the handheld terminal exclusive identification code by input handheld terminal, launch and wake up instruction up；
Transmitting terminal reception wakes up instruction up and verifies, activates and launch radiofrequency signal continuously out after being proved to be successful.
Further, described antenna is yagi aerial.
Further, described handheld terminal shows after calculating radio frequency signal strength meter, particularly as follows:
Radio frequency signal strength meter is calculated laggard line number value and is shown by described handheld terminal.
Further, described transmitting terminal wake up up for reception activate after instruction and continuously out transmitting radiofrequency signal particularly as follows:
Described transmitting terminal receives any frequency range activated after waking up instruction up and pass through in 148MHz～490MHz frequency range and launches rf digital signal continuously out.
The present invention has the advantage that with good effect: owing to using technique scheme,
1, handheld terminal is strong and weak by the signal intensity of external antenna sense transmitting terminal and the signal of display all directions, the highest i.e. direction that signal is the strongest of numerical value is direction, transmitting terminal place, i.e. judge the direction residing for transmitting terminal according to signal power, it is judged that more accurate, position more accurate.
2, use 148MHz～the 490MHz band technology of MANET, promote its effective operating distance, even if in a kind of large-scale building, still can ensure effective transmission of data.
3, transmitting terminal activates after receiving and waking up instruction up and launches rf digital signal continuously out by any frequency range in 148MHz～490MHz frequency range, and rf digital signal capacity of resisting disturbance is strong, and signal is more stable.
Accompanying drawing explanation
Fig. 1 is the structured flowchart that radio communication of the present invention realizes short distance high precision position follow-up mechanism；
Fig. 2 is the workflow diagram that radio communication of the present invention realizes short distance high precision position method for tracing.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is elaborated.
Radio communication as of the present invention in Fig. 1 realizes shown in the structured flowchart of short distance high precision position follow-up mechanism, and the present invention provides a kind of radio communication to realize short distance high precision position follow-up mechanism, it is possible to solving cannot pinpoint problem in prior art.
The technical scheme is that a kind of radio communication realizes short distance high precision position follow-up mechanism, including:
Handheld terminal 10, wakes up instruction up for transmitting；
Transmitting terminal 30, activates after reception wakes up instruction up and launches radiofrequency signal continuously out；
Antenna 20, rotates for horizontal 360-degree and carries out rf signal reception and be sent to handheld terminal 10；
Handheld terminal 10, shows after calculating radio frequency signal strength meter.
Described handheld terminal 10 wake up instruction up for transmitting particularly as follows:
After exclusive identification code by input handheld terminal 10, launch and wake up instruction up；
Transmitting terminal 30 specifically for, receive and wake up instruction up and verify, activate after being proved to be successful and launch radiofrequency signal continuously out.
nullThe radio communication that the present invention provides realizes the device that short distance high precision position is followed the trail of，By handheld terminal 10、Antenna 20 and transmitting terminal 30 3 part composition，When needs location tracking，Transmitting terminal 30 is installed on tracked object，After the handheld terminal 10 exclusive identification code by input handheld terminal 10，Transmitting wakes up instruction up，Transmitting terminal 30 receives and activates after waking up instruction up and launch radiofrequency signal continuously out，Handheld terminal 10 receives radiofrequency signal by antenna，Sensing transmitting terminal 30 RF signal strength，When transmitting terminal 30 position is motionless，Antenna 20 does horizontal 360-degree and rotates，The all directions radiofrequency signal received is processed by handheld terminal 10，Interference signal is filtered，After filtering, signal is amplified，Signal intensity after amplifying is calculated，And the signal intensity of all directions is shown，The highest i.e. direction that signal is the strongest of numerical value is direction, transmitting terminal 30 place.Handheld terminal 10 moves preset distance to the direction that signal is stronger, more accurate in order to position, preset distance can be between 30m-50m, at handheld terminal 10 after preset distance is moved in the direction that signal is stronger, again transmitting terminal 30 is being positioned by handheld terminal 10, until finding transmitting terminal 30 position.
Described antenna 20 is yagi aerial, yagi aerial it have good directivity, relatively dipole antenna to have high gain.Direction finding, telecommunication effect is come especially good with it.
Described handheld terminal 10 shows after calculating radio frequency signal strength meter, shows particularly as follows: radio frequency signal strength meter is calculated laggard line number value.Calculate laggard line number value by the handheld terminal 10 all directions RF signal strength to receiving to show, carry out here to show between 0-160 degree during numerical value display, more direct when artificial viewing display result, it is judged that to get up simpler.
Described transmitting terminal 30 for receive wake up instruction up after activate and launch radiofrequency signal continuously out particularly as follows: receive wake up instruction up after activate and any frequency range of passing through in 148MHz～490MHz frequency range launches rf digital signal continuously out.
Radio communication as of the present invention in Fig. 2 realizes shown in the workflow diagram of short distance high precision position method for tracing, and the present invention provides a kind of radio communication to realize short distance high precision position method for tracing, it is possible to utilizing wireless technology, object realizes short distance hi-Fix.
A kind of radio communication realizes short distance high precision position method for tracing, including:
Step 201: handheld terminal transmitting wakes up instruction up；
Step 202: transmitting terminal receives and activates after waking up instruction up and launch radiofrequency signal continuously out；
Step 203: horizontal 360-degree rotable antenna carries out rf signal reception and is sent to handheld terminal；
Step 204: handheld terminal shows after calculating radio frequency signal strength meter.
Also included before described handheld terminal is launched and waken up instruction up；
Exclusive identification code is configured for handheld terminal；
Described handheld terminal launch wake up up instruction particularly as follows:
After the handheld terminal exclusive identification code by input handheld terminal, launch and wake up instruction up；
Transmitting terminal reception wakes up instruction up and verifies, activates and launch radiofrequency signal continuously out after being proved to be successful.
Specifically: first configure exclusive identification code for transmitting terminal, each transmitting terminal one exclusive identification code of configuration, exclusive identification code can be id number, as long as transmitting terminal can be distinguished, do not limit, when needs location object, transmitting terminal is installed on tracked object, after the handheld terminal exclusive identification code by input handheld terminal, transmitting wakes up instruction up, transmitting terminal receives and activates after waking up instruction up and launch radiofrequency signal continuously out, handheld terminal receives radiofrequency signal by antenna, sensing transmitting terminal RF signal strength, when transmitting terminal position is motionless, antenna does horizontal 360-degree and rotates, the handheld terminal all directions RF signal strength to receiving calculates, and the signal intensity of all directions is shown, the highest i.e. direction that signal is the strongest of numerical value is direction, transmitting terminal place.Described antenna is yagi aerial.
Described handheld terminal shows after calculating radio frequency signal strength meter, particularly as follows:
Radio frequency signal strength meter is calculated laggard line number value and is shown by described handheld terminal.
Described transmitting terminal wake up up for reception activate after instruction and continuously out transmitting radiofrequency signal particularly as follows:
Described transmitting terminal receives any frequency range activated after waking up instruction up and pass through in 148MHz～490MHz frequency range and launches rf digital signal continuously out.
It is wirelessly transferred part, in order to ensure the transmitting of data, use the wireless transmission technique of MANET, wherein the highest with transmission reliability during 170MHz, 230MHz, 315MMHz and 433MHz frequency communication in 148MHz～490MHz frequency range, 170MHz, 230MHz, 315MHz and 433MHz frequency range can effectively promote operating distance, even if in a kind of large-scale building, effective transmission of data still can be ensured.Here, in order to ensure its transmission range, the output of 170MHz, 230MHz, 315MHz and 433MHz frequency range reaches 1 watt, in the case of outdoor, its spacious transmission range reaches 2 kilometers, in the case of having obstruct, its transmission range can also reach more than 600 meters, owing to there is the obstruct of body of wall indoor, in order to ensure enough diffraction performances, in terms of wireless data transmission, the service frequency signal that have employed 170MHz, 230MHz, 315MHz and 433MHz frequency range is strong, transmission range is long, penetrate, diffracting power strong, transmitting procedure decay is less.Therefore, use any frequency range in 170MHz, 230MHz, 315MHz and 433MHz frequency range as the means of wireless location, transmitting terminal activates after receiving and waking up instruction up and launches rf digital signal continuously out by any frequency range in 170MHz, 230MHz, 315MHz and 433MHz frequency range simultaneously, rf digital signal capacity of resisting disturbance is strong, and signal is more stable.
Above one embodiment of the present of invention is described in detail, but described content has been only presently preferred embodiments of the present invention, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement etc., within all should still belonging to the patent covering scope of the present invention.
Claims (10)
1. a radio communication realizes short distance high precision position follow-up mechanism, it is characterised in that including:
Handheld terminal, wakes up instruction up for transmitting；
Transmitting terminal, activates after reception wakes up instruction up and launches radiofrequency signal continuously out；
Antenna, rotates for horizontal 360-degree and carries out rf signal reception and be sent to handheld terminal；
Handheld terminal, shows after calculating radio frequency signal strength meter.
Radio communication the most according to claim 1 realizes short distance high precision position follow-up mechanism, it is characterised in that described handheld terminal for transmitting wake up up instruction particularly as follows:
After exclusive identification code by input handheld terminal, launch and wake up instruction up；
Transmitting terminal specifically for, receive and wake up instruction up and verify, activate after being proved to be successful and launch radiofrequency signal continuously out.
Radio communication the most according to claim 1 realizes the device that short distance high precision position is followed the trail of, it is characterised in that: described antenna is yagi aerial.
Radio communication the most according to claim 1 realizes short distance high precision position follow-up mechanism, it is characterised in that described handheld terminal shows after calculating radio frequency signal strength meter, shows particularly as follows: radio frequency signal strength meter is calculated laggard line number value.
Radio communication the most according to claim 1 realizes short distance high precision position follow-up mechanism, it is characterised in that described transmitting terminal wake up up for reception activate after instruction and continuously out transmitting radiofrequency signal particularly as follows:
Receive any frequency range activated after waking up instruction up and pass through in 148MHz～490MHz frequency range and launch rf digital signal continuously out.
6. a radio communication realizes the method that short distance high precision position is followed the trail of, it is characterised in that including:
Handheld terminal transmitting wakes up instruction up；
Transmitting terminal receives and activates after waking up instruction up and launch radiofrequency signal continuously out；
Horizontal 360-degree rotable antenna carries out rf signal reception and is sent to handheld terminal；
Handheld terminal shows after calculating radio frequency signal strength meter.
Radio communication the most according to claim 6 realizes short distance high precision position method for tracing, it is characterised in that also included before described handheld terminal is launched and waken up instruction up；
Exclusive identification code is configured for handheld terminal；
Described handheld terminal launch wake up up instruction particularly as follows:
After the handheld terminal exclusive identification code by input handheld terminal, launch and wake up instruction up；
Transmitting terminal reception wakes up instruction up and verifies, activates and launch radiofrequency signal continuously out after being proved to be successful.
Radio communication the most according to claim 6 realizes short distance high precision position method for tracing, it is characterised in that described antenna is yagi aerial.
Radio communication the most according to claim 6 realizes short distance high precision position method for tracing, it is characterised in that described handheld terminal shows after calculating radio frequency signal strength meter, particularly as follows:
Radio frequency signal strength meter is calculated laggard line number value and is shown by described handheld terminal.
Radio communication the most according to claim 6 realizes short distance high precision position method for tracing, it is characterised in that described transmitting terminal wake up up for reception activate after instruction and continuously out transmitting radiofrequency signal particularly as follows:
Described transmitting terminal receives any frequency range activated after waking up instruction up and pass through in 148MHz～490MHz frequency range and launches rf digital signal continuously out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610374569.3A CN105824005A (en) | 2016-05-31 | 2016-05-31 | Device and method for realizing short distance high precision position tracking through radio frequency communication |
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| CN201610374569.3A CN105824005A (en) | 2016-05-31 | 2016-05-31 | Device and method for realizing short distance high precision position tracking through radio frequency communication |
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| CN105824005A true CN105824005A (en) | 2016-08-03 |
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| CN201610374569.3A Pending CN105824005A (en) | 2016-05-31 | 2016-05-31 | Device and method for realizing short distance high precision position tracking through radio frequency communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111385820A (en) * | 2018-12-29 | 2020-07-07 | 深圳Tcl新技术有限公司 | Wifi radio frequency direction optimization method and device and readable storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249143A (en) * | 2013-05-20 | 2013-08-14 | 周小伟 | Searching system and method capable of realizing stereoscopic hybrid positioning to point |
| CN203433519U (en) * | 2013-06-08 | 2014-02-12 | 上电科湖州电器科学研究院 | Ultralow-power-consumption real-time precise positioning device |
| CN104331725A (en) * | 2014-11-05 | 2015-02-04 | 成都盛世普益科技有限公司 | Wireless positioning system based on radio frequency identification technology for prison |
| CN206209093U (en) * | 2016-05-31 | 2017-05-31 | 天津亿尔信息技术有限公司 | Short distance high precision position follow-up mechanism is realized in a kind of radio communication |
-
2016
- 2016-05-31 CN CN201610374569.3A patent/CN105824005A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249143A (en) * | 2013-05-20 | 2013-08-14 | 周小伟 | Searching system and method capable of realizing stereoscopic hybrid positioning to point |
| CN203433519U (en) * | 2013-06-08 | 2014-02-12 | 上电科湖州电器科学研究院 | Ultralow-power-consumption real-time precise positioning device |
| CN104331725A (en) * | 2014-11-05 | 2015-02-04 | 成都盛世普益科技有限公司 | Wireless positioning system based on radio frequency identification technology for prison |
| CN206209093U (en) * | 2016-05-31 | 2017-05-31 | 天津亿尔信息技术有限公司 | Short distance high precision position follow-up mechanism is realized in a kind of radio communication |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111385820A (en) * | 2018-12-29 | 2020-07-07 | 深圳Tcl新技术有限公司 | Wifi radio frequency direction optimization method and device and readable storage medium |
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