CN203133282U - Object positioning mobile terminal based on big dipper positioning system - Google Patents
Object positioning mobile terminal based on big dipper positioning system Download PDFInfo
- Publication number
- CN203133282U CN203133282U CN 201320102654 CN201320102654U CN203133282U CN 203133282 U CN203133282 U CN 203133282U CN 201320102654 CN201320102654 CN 201320102654 CN 201320102654 U CN201320102654 U CN 201320102654U CN 203133282 U CN203133282 U CN 203133282U
- Authority
- CN
- China
- Prior art keywords
- laser
- target
- portable terminal
- spectroscope
- chronometer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model relates to an object positioning mobile terminal based on a big dipper positioning system, which belongs to the field of a positioning technology. The object positioning mobile terminal comprises the components as following: a positioning time service module, which is used for positioning the mobile terminal and providing the position coordinate of the mobile terminal; a laser time-measuring device, which is used for metering the transmission time of the laser reaching an object; and a central controller, which calculates the distance between the mobile phone and the object according to the transmission time of laser reaching the object and calculates the position coordinate of the object according to the position coordinate of the mobile terminal and the distance between the mobile terminal and the object. According to the object positioning mobile terminal provided in the utility model, any object can be positioned.
Description
Technical field
The utility model relates to a kind of target localization portable terminal based on Big Dipper positioning system, utilizes this portable terminal to position and to measure distance between this object and the portable terminal to target, belongs to field of locating technology.
Background technology
Along with succeeding in sending up of the Big Dipper positioning system of China, Big Dipper positioning system not only can be assemblied on the navigational system or measuring unit on the outdoor employed automobile, but also is assemblied on the portable terminal.But automobile, measuring unit or portable terminal have all assembled the Big Dipper and have decided the time service module, and the Big Dipper is decided the time service module and can be positioned them, decide the target of time service module and then can not position for not assembling the Big Dipper.
Summary of the invention
Goal of the invention of the present utility model provides a kind of target localization portable terminal based on Big Dipper positioning system, this portable terminal can to target position and can measurement target and portable terminal between distance.
For realizing described goal of the invention, the utility model provides a kind of target localization portable terminal, and it comprises: location time service module, described location time service module are used for portable terminal is positioned, and provide the position data of portable terminal; The laser chronometer, described laser chronometer is used for the transmission time that metering laser arrives target, laser chronometer laser chronometer comprises laser instrument 9, first spectroscope 21, photodiode 10, pulse acquisition circuit 11, timer 12, refracting prisms 14, lens combination 25, receive camera lens, second spectroscope 20, filter 13, laser detector 17, amplifier 16 and shaping/wave filter 15, wherein, laser instrument 9 sends laser pulse, part laser sees through first spectroscope 21, photodiode will convert electric signal to from a part of laser that spectroscope 21 is told, pulse acquisition circuit is taken out electric impulse signal as the starting point of timing from this electric signal, start timer 27 and pick up counting; Another part laser of telling from spectroscope 21 is by refracting prisms 14 reflections, through lens combination 25 directive targets; Some is got back to the reception camera lens by surface diffuse reflectance the laser beam of arrival target; Receive laser and natural light that the reflection of camera lens receiving target comes, the laser that the target reflection comes and the part of natural light arrive optical filter 13 by second spectroscope 20, optical filter 13 filtering natural lights, laser detector 17 converts the laser that optical filter sees through to electric signal, and amplify by amplifier 16, form pulse electrical signal through shaping/wave filter 15, pulse electrical signal is delivered to timer, makes it stop timing; With central controller, the transmission time that described central controller arrives target according to laser calculates the distance between portable terminal and the target, and the position data that calculates target according to position data and the distance between portable terminal and the target of portable terminal.
Preferably, described location time service module is Big Dipper location time service module.
Preferably, described target localization portable terminal also comprises imaging device, and described imaging device is used for the image of photographic subjects, and described imaging device and laser chronometer share one and receive camera lens.
Preferably, be provided with electronic shutter in the reception camera lens.
Preferably, when the user presses electronic shutter, when the user pressed electronic shutter, the central controller controls imaging device made the image of imaging device photographic subjects, and central controller is controlled the laser chronometer simultaneously makes laser chronometer metering laser arrive the transmission time of target.
Compared with prior art, the portable terminal that provides of the utility model can position and measure distance between this object and the portable terminal to arbitrary objects.
Description of drawings
Fig. 1 is the block scheme of the target localization portable terminal that provides of the utility model.
Embodiment
Describe principle of work of the present utility model in detail below in conjunction with accompanying drawing.
Fig. 1 is the block scheme of the target localization portable terminal that provides of the utility model.As shown in Figure 1, the target localization portable terminal that the utility model provides comprises: Big Dipper positioning system receiving antenna, and it is used for receiving the signal of Big Dipper positioning system; Big Dipper location time service module 2, described Big Dipper location time service module 2 is used for the signal of Big Dipper positioning system is handled and provided the position coordinates of portable terminal; The laser chronometer, described laser chronometer is used for the transmission time that metering laser arrives target, central controller (CPU) 1, the transmission time that described central controller arrives target according to laser calculates the distance between portable terminal and the target, and the position coordinates that calculates target according to position coordinates and the distance between portable terminal and the target of portable terminal; Storer 3, position data, the view data of target and the range data between portable terminal and the target etc. when it is in diverse location for memory mobile terminal.
The laser chronometer comprises laser instrument 9, spectroscope 21, photodiode 10, pulse acquisition circuit 11, timer 12, refracting prisms 14, lens combination 25, receives camera lens, spectroscope 20, optical filter 13, laser detector 17, amplifier 16 and shaping/wave filter 15.Imaging device and laser chronometer share one and receive camera lens, and imaging device also comprises filter plate 25, photoelectric commutator 21, analogue amplifier 22, A/D converter 26 and digital signal processor 27.Receive camera lens and comprise lens combination 19, electronic shutter 23, lens combination 24 and lens combination 18, lens combination 19 is used for the light of target reflection is assembled, electronic shutter 23 and lens combination 24 are used for focusing and shutter operation, under the drive of motor, lens combination 24 and electronic shutter can move forward and backward, thereby obtain distinct image; Lens combination 18 is used for reflected light is assembled again.When the user presses shutter, central controller (CPU) 1 sends instruction to laser instrument, make laser instrument send laser pulse, part laser sees through spectroscope 21, photodiode will convert electric signal to from a part of laser that spectroscope 21 is told, pulse acquisition circuit is taken out electric impulse signal as the starting point of timing from this electric signal, start timer 27 and pick up counting; Another part laser of telling from spectroscope 21 is by refracting prisms 14 reflections, through lens combination 25 directive targets, it is in order to reduce the angle of divergence of outgoing beam, to improve the luminous energy surface density that lens combination 25 is set, increase operating distance, can also reduce background and the interference of non-object on every side.Some is got back to the reception camera lens by surface diffuse reflectance the laser beam of arrival target; Receive laser and natural light that the reflection of camera lens receiving target comes, the laser that the target reflection comes and the part of natural light arrive optical filter 13 by spectroscope 20, optical filter 13 filtering natural lights, laser detector 17 converts laser to electric signal, and amplify by amplifier 16, form pulse electrical signal through 15 filtering of shaping/wave filter and shaping, pulse electrical signal is delivered to timer, makes it stop timing.Like this, the t as a result that handles according to the time interval of CPU can calculate the distance L of target to be measured and is:
L＝ct/2 (1)
In the formula (1), c is the light velocity.According to formula (1), pulse ranging precision Δ L can be expressed as:
ΔL＝cΔt/2 (2)
By formula (2) as can be known, the time interval precision Δ t of system handles has directly determined the distance accuracy Δ L of pulsed laser ranging system.
The laser that the target reflection comes and another part of natural light arrive optical filter 25 by spectroscope 20, optical filter 25 filtering laser, photoelectric commutator 21 converts the natural light of target reflection to picture signal that electric signal obtains target, and amplify by amplifier 22, convert digital signal to through A/D converter, and handle by digital signal processor 27, deliver to CPU.
Portable terminal when primary importance, the distance that CPU calculates portable terminal and target then with portable terminal when the primary importance, the coordinate figure (X of the picture signal of target, portable terminal
1, Y
1, Z
1) and the distance L of portable terminal and target
1Store storer 3 into.
Portable terminal when the second place, the distance that CPU calculates portable terminal and target then with portable terminal when the second place, the coordinate figure (X of the picture signal of target, portable terminal
2, Y
2, Z
2) and the distance L of portable terminal and target
2Store storer 3 into.
Portable terminal when the 3rd position, the distance that CPU calculates portable terminal and target then with portable terminal when the 3rd position, the coordinate figure (X of the picture signal of target, portable terminal
3, Y
3, Z
3) and the distance L of portable terminal and target
3Store storer 3 into.
CPU takes out three times measurement result from storer 3, according to the following formula system of equations calculate target the position (X, Y, Z):
The target localization portable terminal that the utility model provides also comprises display 4, communication antenna, modulator-demodular unit 6 and messenger controller 5.CPU can directly show the position data of target, the position data of portable terminal and the distance between portable terminal and the target at display, also these stacked datas can be added on the picture signal of target and at display 4 to show.Communication controler 5 communicates control according to the instruction of CPU, the signal that modulator-demodular unit 6 will send is modulated or the signal that communication antenna receives is carried out demodulation, and communication antenna is converted to electromagnetic wave is launched or will receive from the space electromagnetic wave with the signal of modulator-demodular unit 6 outputs and becomes electric signal and give modulator-demodular unit 6.
The target localization portable terminal that the utility model provides also comprises clock 12, and described clock is used for providing clock signal to CPU and timer, and CPU calibrates clock signal according to the time service information that Big Dipper location time service module 2 provides.
The target localization portable terminal that the utility model provides also comprises interface 8, and this interface can be to enter data into button among the CPU, switch etc. by the user by it.
More than be described with reference to the accompanying drawings the utility model, but instructions is only for explaining claims.But protection domain of the present utility model is not limited to instructions.Anyly be familiar with those skilled in the art in the technical scope that the utility model discloses, the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (2)
1. target localization portable terminal, it comprises: location time service module, described location time service module are used for portable terminal is positioned, and provide the position data of portable terminal; The laser chronometer, described laser chronometer is used for the transmission time that metering laser arrives target, the laser chronometer comprises laser instrument (9), first spectroscope (21), photodiode (10), pulse acquisition circuit (11), timer (12), refracting prisms (14), lens combination (25), receive camera lens, second spectroscope (20), optical filter (13), laser detector (17), amplifier (16) and shaping/wave filter (15), wherein, laser instrument (9) sends laser pulse, part laser sees through first spectroscope (21), photodiode will convert electric signal to from a part of laser that first spectroscope (21) are told, pulse acquisition circuit is taken out electric impulse signal as the starting point of timing from this electric signal, start timer (27) and pick up counting; Another part laser of telling from first spectroscope (21) is by refracting prisms (14) reflection, through lens combination (25) directive target; Some is got back to the reception camera lens by surface diffuse reflectance the laser beam of arrival target; Receive laser and natural light that the reflection of camera lens receiving target comes, the laser that the target reflection comes and the part of natural light arrive optical filter (13) by second spectroscope (20), optical filter (13) filtering natural light, laser detector (17) will convert electric signal to through the laser of optical filter, and amplify by amplifier (16), form pulse electrical signal through shaping/wave filter (15), pulse electrical signal is delivered to timer, makes it stop timing; And central controller, the transmission time that described central controller arrives target according to laser calculates the distance between portable terminal and the target, and the position data that calculates target according to position data and the distance between portable terminal and the target of portable terminal.
2. target localization portable terminal according to claim 1 is characterized in that, described location time service module is Big Dipper location time service module.
3. target localization portable terminal according to claim 2, it is characterized in that, described target localization portable terminal also comprises imaging device, and described imaging device is used for the image of photographic subjects, and described imaging device and laser chronometer share one and receive camera lens.
4. target localization portable terminal according to claim 3 is characterized in that, receives in the camera lens and is provided with electronic shutter.
5. target localization portable terminal according to claim 4, it is characterized in that, when the user presses electronic shutter, the central controller controls imaging device makes the image of imaging device photographic subjects, and central controller is controlled the laser chronometer simultaneously makes laser chronometer metering laser arrive the transmission time of target.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320102654 CN203133282U (en) | 2013-03-07 | 2013-03-07 | Object positioning mobile terminal based on big dipper positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320102654 CN203133282U (en) | 2013-03-07 | 2013-03-07 | Object positioning mobile terminal based on big dipper positioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203133282U true CN203133282U (en) | 2013-08-14 |
Family
ID=48941251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320102654 Expired - Fee Related CN203133282U (en) | 2013-03-07 | 2013-03-07 | Object positioning mobile terminal based on big dipper positioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203133282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330800A (en) * | 2014-09-30 | 2015-02-04 | 广为通讯技术（福建）有限公司 | Vehicle-mounted mobile radar interface reconstruction situation system based on acquisition card |
| WO2017096600A1 (en) * | 2015-12-10 | 2017-06-15 | SZ DJI Technology Co., Ltd. | System and method for mobile platform operation |
| CN113759314A (en) * | 2021-09-01 | 2021-12-07 | 浙江讯飞智能科技有限公司 | Sound source visualization method, device and system and computer readable storage medium |
-
2013
- 2013-03-07 CN CN 201320102654 patent/CN203133282U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330800A (en) * | 2014-09-30 | 2015-02-04 | 广为通讯技术（福建）有限公司 | Vehicle-mounted mobile radar interface reconstruction situation system based on acquisition card |
| WO2017096600A1 (en) * | 2015-12-10 | 2017-06-15 | SZ DJI Technology Co., Ltd. | System and method for mobile platform operation |
| CN108474848A (en) * | 2015-12-10 | 2018-08-31 | 深圳市大疆创新科技有限公司 | system and method for mobile platform operation |
| US10901085B2 (en) | 2015-12-10 | 2021-01-26 | SZ DJI Technology Co., Ltd. | System and method for mobile platform operation |
| US11719814B2 (en) | 2015-12-10 | 2023-08-08 | SZ DJI Technology Co., Ltd. | System and method for mobile platform operation |
| CN113759314A (en) * | 2021-09-01 | 2021-12-07 | 浙江讯飞智能科技有限公司 | Sound source visualization method, device and system and computer readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101526619B (en) | Synchronous range/velocity measurement system based on non-scanning laser radar and CCD camera | |
| AU2020103665A4 (en) | Low-altitude Light Small Area Array LiDAR Measuring System | |
| EP1252535A1 (en) | Optical distance measurement | |
| CN104535992B (en) | Satellite laser ranging system | |
| KR20170027806A (en) | Handheld multi-sensor system for sizing irregular objects | |
| CN105182319A (en) | Target positioning system and target positioning method based on radio frequency and binocular vision | |
| CN212341462U (en) | Depth measurement module and system | |
| CN1327240C (en) | Pulse echo treating method and device for laser range finder | |
| CN203133282U (en) | Object positioning mobile terminal based on big dipper positioning system | |
| CN103499335B (en) | Three-dimensional distance measuring method and device | |
| CN108051796A (en) | A kind of miniaturization coaxial-type laser radar system based on TOF | |
| CN105676564A (en) | Laser night-vision device with target distance measuring and positioning functions | |
| CN109696684A (en) | Self-correlation laser radar device | |
| CN104422393A (en) | Laser sensor measuring displacement | |
| CN104991244A (en) | Method for measuring target object distance, device measuring target object distance and mobile terminal | |
| CN202304808U (en) | Laser ranging system based on displacement sensor | |
| CN114488173A (en) | Distance detection method and system based on flight time | |
| Campbell et al. | Decawave: Exploring state of the art commercial localization | |
| CN206193246U (en) | Laser range finder | |
| Wallace et al. | 3D imaging and ranging by time-correlated single photon counting | |
| CN111510700A (en) | Image acquisition device | |
| CN213491920U (en) | Sports training speed measurement analysis system based on UWB positioning technology | |
| CN106839994B (en) | A kind of measuring system for image | |
| CN201749191U (en) | Line scanning laser radar sensor | |
| CN209514054U (en) | Miniaturization coaxial-type laser radar system based on TOF |
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: 20130814 Termination date: 20150307 |
|
| EXPY | Termination of patent right or utility model |