CN202793406U - Pedometer capable of mutual positioning - Google Patents
Pedometer capable of mutual positioning Download PDFInfo
- Publication number
- CN202793406U CN202793406U CN 201220418946 CN201220418946U CN202793406U CN 202793406 U CN202793406 U CN 202793406U CN 201220418946 CN201220418946 CN 201220418946 CN 201220418946 U CN201220418946 U CN 201220418946U CN 202793406 U CN202793406 U CN 202793406U
- Authority
- CN
- China
- Prior art keywords
- passometer
- distance
- master controller
- responsible
- button
- 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 - Lifetime
Links
Images
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The utility model discloses a pedometer capable of mutual positioning, which comprises an MPU master controller, as well as a gravity sensor, a distance and position processing module, a wireless transmit-receive unit and a display screen all connected with the MPU master controller. Compared with the prior art, besides the functions of a pedometer, the pedometer provided by the utility model has a positioning function, and can adopt CSS real-time positioning manner with the positioning accuracy within 2 m indoor and 1 m outdoor, has a stronger anti-interference ability compared with Zigbee, Wi-Fi, RFID which are based on a field strength manner, and meanwhile overcomes the shortcoming that the GPS can not perform indoor positioning.
Description
Technical field
The utility model relates to the solid body of measuring vehicle, personnel, animal or other motions in the field of the distance of ground run, exactly refers to a kind of passometer that can mutually locate.
Background technology
The applicant finds that through search the patent No. is for being described as follows its principle to the location in the patent document of " 200710145450.X ": " in the down-hole one-dimensional space; the location to as if the people; the people just whenever makes a move record once; its step number represents with N: the step-length 0 ~ 255Cm of people's walking under normal circumstances; average step length is the 60cm scope; its step-length represents with S, then the people represents with respect to the distance L of certain position, be exactly L=S * N, it is the one-dimensional space for known route such as underworkings, the position at the actual people of being exactly of the L that calculates place." there are two obvious leaks in the localization method that adopts of 200710145450.X:
1, the ZIGBEE locator meams is to locate in the mode based on signal intensity, namely from the near distance of routing node, signal is just strong, from the distance of routing node, signal just a little less than, the suction ripple object around running into is different, error is also different, the average error of location is 30 meters, and clearly, technique is infeasible for the very high down-hole of level of security being decided occasion;
2, adopt every step-length degree and the product of walking step number to calculate distance, i.e. L=S * N,, the method is just set up in the process of only advancing; Retreat in the process if advance, then deviation will produce; Former earthquake pin (because the device in meter step is installed in sole), also can produce deviation.For example wear and adopt the patent No. to make the people Xiao Wang of the product that forms for " 200710145450.X ", advance in the down-hole 50 meters (walking for 83 steps by this method of specially mentioning), because there is interim assistance task to retreat again 40 meters (walking for 67 steps), if this moment is by the computing method of saying in this patent, Xiao Wang in the position of down-hole is: L=S * N, in 90 meters=9000cm=60cm after the corresponding value substitution * (+67 steps of 83 steps), the present position of Xiao Wang is 90 meters to original starting point apart from result of calculation, and the present position of Xiao Wang is 10 meters (L=10 rice=60Cm * (advance 83 went on foot-retreat 67 steps)) to the actual range of original starting point, and the distance that therefore calculates differs up to 80 meters with actual range.If there be walking up and down repeatedly in the down-hole, or former earthquake pin (because the device in meter step is installed in sole), then error can be more long-pending larger, can't locate.
In sum, be in the patent document of " 200710145450.X " in the patent No., meter goes on foot in the mode of location+ZIGBEE location, and meter step locator meams loses meaning fully, and only remaining ZIGBEE locates, and the defective of ZIGBEE location is illustrated hereinbefore.Therefore the patent No. is that the patent of 200710145450.X has been subject to certain restriction in range of application.
The utility model content
For defects, the technical matters that the utility model solves is to provide a kind of passometer that can mutually locate, except function of passometer by using, also added positioning function, it adopts the real-time locator meams of CSS, bearing accuracy can reach indoor 2 meters and outdoor 1 meter, stronger than the ZIGBEE that locates based on the field intensity mode, Wi-Fi, RFID antijamming capability, has overcome again the weakness that GPS can't carry out indoor positioning simultaneously.
In order to solve above technical matters, the passometer that can mutually locate that the utility model provides, comprise MPU master controller, gravity sensor, distance and position processing module, wireless transmit/receive units and display screen, described gravity sensor, described distance and position processing module, described wireless transmit/receive units and the display screen of being connected are connected with described MPU master controller respectively, wherein:
Described MPU master controller: be responsible for the orthofunction work to each module, data processing operation, status surveillance;
Described gravity sensor: be responsible for calculating the quantity of walking or running, and draw the distance of walking or running according to the product of step number and step-length;
Described distance and position processing module: be responsible for reporting that to background server this passometer is in the position in the zone that is surrounded by 4 CSS wireless base stations;
Described wireless transmit/receive units: be responsible for the position data that transmitting-receiving and this passometer carry out other passometer of binding positions;
Described display screen: be responsible for showing the step number of this passometer, perhaps show the relative position of this passometer and other passometer, perhaps show the position of this passometer in the base station signal scope.
Preferably, the passometer that can mutually locate also comprises button, and described button is connected with described MPU master controller.
Preferably, described button comprises that function setting button and state consult button.
Preferably, the passometer that can mutually locate also comprises hummer, and described hummer is connected with described MPU master controller, and described hummer plays the effect of prompting.
Compared with prior art, the passometer that can mutually locate that the utility model provides, except function of passometer by using, also added positioning function, it adopts the real-time locator meams of CSS, bearing accuracy can reach indoor 2 meters and outdoor 1 meter, stronger than the ZIGBEE that locates based on the field intensity mode, Wi-Fi, RFID antijamming capability, has overcome again the weakness that GPS can't carry out indoor positioning simultaneously.
Description of drawings
Fig. 1 is the module frame chart of the passometer that can mutually locate in the embodiment of the invention;
Fig. 2 is the location map of the passometer that can mutually locate in the embodiment of the invention;
Fig. 3 is for to set forth the wireless distance finding schematic diagram of CSS between any two points with the measuring distance between two handheld devices.
Embodiment
For those skilled in the art can understand technical scheme provided by the present invention better, set forth below in conjunction with specific embodiment.
See also Fig. 1-Fig. 3, Fig. 1 is the module frame chart of the passometer that can mutually locate in the embodiment of the invention; Fig. 2 is the location map of the passometer that can mutually locate in the embodiment of the invention; Fig. 3 is for to set forth the wireless distance finding schematic diagram of CSS between any two points with the measuring distance between two handheld devices.
The passometer that can mutually locate that the embodiment of the invention provides, comprise MPU master controller, gravity sensor, distance and position processing module, wireless transmit/receive units and display screen, gravity sensor, distance and position processing module, wireless transmit/receive units and display screen are connected with the MPU master controller and are connected, wherein: the MPU master controller: be responsible for the orthofunction work to each module, data processing operation, status surveillance; Gravity sensor: be responsible for calculating the quantity of walking or running, and draw the distance of walking or running according to the product of step number and step-length; Distance and position processing module: be responsible for reporting that to background server this passometer is in the position in the zone that is surrounded by 4 CSS wireless base stations; Wireless transmit/receive units: be responsible for the position data that transmitting-receiving and this passometer carry out other passometer of binding positions; Display screen: be responsible for showing the step number of this passometer, perhaps show the relative position of this passometer and other passometer, perhaps show the position of this passometer in the base station signal scope.
The passometer that can mutually locate also comprises button, and button is connected with the MPU master controller.Button comprises that function setting button and state consult button.
The passometer that can mutually locate also comprises hummer, and hummer is connected with the MPU master controller, and hummer plays the effect of prompting.
The concrete treatment scheme of distance and position processing module is as follows: at first, when distance and position processing module when having detected the CSS base station signal, request communication can be sent at a certain time interval to the base station, when finding 4 base stations, synchronizing signal can be sent to the base station; Then measure this passometer and 4 base stations between distance, and 4 distances measuring are sent on the computer of backstage, show on computers the position of this passometer in CSS base station signal zone.
If this passometer is not bound with other any one passometer, then the wireless transmit/receive units of this passometer is not worked, and is in dormant state.If this passometer and the one or more of other bind, then can receive other passometer position data of binding with this passometer of sending by the backstage.Subtract each other the position data of other passometer that receives and the position of this passometer, and difference is the relative position of this passometer and other passometer, thereby realized the mutual location between passometer and the passometer.
As shown in Figure 2, the distance between passometer 1 and each website is respectively dA1, dB1, and dC1, dD1, when passometer 1 moved, dA1, dB1, dC1, dD1 also changed thereupon, and therefore, the position of passometer 1 can be determined in real time.Distance between passometer 2 and each website is respectively dA2 as shown in Figure 2, dB2, and dC2, dD2, when passometer 2 moved, dA2, dB2, dC2, dD2 also changed thereupon, and therefore, the position of passometer 2 can be determined in real time.Other location positioning mode of passometer that enters zone shown in Figure 2 is similar to passometer 1, is not repeated at this.
See also Fig. 3, it is as follows to set forth the wireless distance finding principle of CSS between any two points with the measuring distance between two handheld devices:
t_p=(t_roundA-t_replyA+t_roundB-t_replyB)/4
The distance of signal single transmission is d, in the whole measuring process, has produced four transmission courses (being 4d), and waits for turnaround time (t_replyA, t_replyB) twice, so the single measurement Time Calculation is as follows:
d=C*(t_roundA-t_replyB+t_roundB-t_replyA)/4
C is the velocity constant of transmission of wireless signals,
Since t_roundA, t_roundB, t_replyA, t_replyB can measure by the base band clock, so the time of single signal transmission, and transmission range also can be calculated
Distance between measuring at 2 is to be issued to poor deciding of the stand-by period that turns back to launching site by signal, and distance is longer, and the mistiming is also larger; Otherwise distance is shorter, and time difference is also just less.After finishing one-period, receiving end and transmitting terminal exchange mutually.Thus, can find out, measure 2 distance, carried out each other principal and subordinate's mistiming calculating between these 2, get its mean value again, therefore the error of this metering system is smaller.The advantage of this metering system maximum is in addition, as long as the place that can receive just can be measured.After the error of measuring distance was controlled at a smaller scope, in the plane, the precision of the location of this passometer also can further improve, and the highest caning be controlled in 2 meters is therefore for more suitable to the higher occasion of this class security level required of borehole operation.
Compared with prior art, the passometer that can mutually locate provided by the invention, except function of passometer by using, also added positioning function, it adopts the real-time locator meams of CSS, bearing accuracy can reach indoor 2 meters and outdoor 1 meter, stronger than the ZIGBEE that locates based on the field intensity mode, Wi-Fi, RFID antijamming capability, has overcome again the weakness that GPS can't carry out indoor positioning simultaneously.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. the passometer that can mutually locate, it is characterized in that, comprise MPU master controller, gravity sensor, distance and position processing module, wireless transmit/receive units and display screen, described gravity sensor, described distance and position processing module, described wireless transmit/receive units and the display screen of being connected are connected with described MPU master controller respectively, wherein:
Described MPU master controller: be responsible for the orthofunction work to each module, data processing operation, status surveillance;
Described gravity sensor: be responsible for calculating the quantity of walking or running, and draw the distance of walking or running according to the product of step number and step-length;
Described distance and position processing module: be responsible for reporting that to background server this passometer is in the position in the zone that is surrounded by 4 CSS wireless base stations;
Described wireless transmit/receive units: be responsible for the position data that transmitting-receiving and this passometer carry out other passometer of binding positions;
Described display screen: be responsible for showing the step number of this passometer, perhaps show the relative position of this passometer and other passometer, perhaps show the position of this passometer in the base station signal scope.
2. the passometer that can mutually locate according to claim 1 is characterized in that, also comprises button, and described button is connected with described MPU master controller.
3. the passometer that can mutually locate according to claim 2 is characterized in that, described button comprises that function setting button and state consult button.
4. the passometer that can mutually locate according to claim 1 is characterized in that, also comprises hummer, and described hummer is connected with described MPU master controller, and described hummer plays the effect of prompting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220418946 CN202793406U (en) | 2012-08-22 | 2012-08-22 | Pedometer capable of mutual positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220418946 CN202793406U (en) | 2012-08-22 | 2012-08-22 | Pedometer capable of mutual positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202793406U true CN202793406U (en) | 2013-03-13 |
Family
ID=47820652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220418946 Expired - Lifetime CN202793406U (en) | 2012-08-22 | 2012-08-22 | Pedometer capable of mutual positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202793406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829796A (en) * | 2012-08-22 | 2012-12-19 | 深圳市豪恩安全科技有限公司 | Pedometer capable of mutual positioning |
-
2012
- 2012-08-22 CN CN 201220418946 patent/CN202793406U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829796A (en) * | 2012-08-22 | 2012-12-19 | 深圳市豪恩安全科技有限公司 | Pedometer capable of mutual positioning |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109282811B (en) | Indoor and outdoor positioning system and method for interconnecting UWB (ultra wide band) and smart phone | |
| CN205176258U (en) | Indoor positioning system based on UWB | |
| CN102761964B (en) | Underground personnel positioning method based on ZigBee | |
| CN103809153A (en) | Method and system for accurate straight line distance estimation between two communication devices | |
| CN105472566A (en) | Indoor positioning system and method | |
| CN105004340A (en) | Inertial navigation-fingerprint location-combined positioning error correction method | |
| WO2013000073A4 (en) | An improved system and method for wireless positioning in wireless network-enabled environments | |
| CN102779395B (en) | Mutual-positioning anti-lost device | |
| KR20150065783A (en) | Mobile terminal and method for obtaining location information about mobile terminal | |
| CN102829796A (en) | Pedometer capable of mutual positioning | |
| CN107561591B (en) | Sound object detection method and system based on multi-functional ultra-broadband wall-through radar | |
| CN103217154A (en) | Method and device for locating underground personnel in coal mine | |
| CN103776442B (en) | The localization method of region wireless location and micro-inertial navigation combined system | |
| CN104243580A (en) | Personnel comprehensive locating method and system applied to water conservancy construction site | |
| CN103235285A (en) | Downhole positioning system based on ZigBee network and ultrasonic ranging | |
| CN102589504A (en) | Online measuring device for diameter of tree in growth | |
| CN104197929A (en) | Localization method, device and system based on geomagnetism and WIFI | |
| CN103068038A (en) | Indoor bidirectional positioning method based on Zigbee network | |
| CN104197935A (en) | Indoor localization method based on mobile intelligent terminal | |
| WO2015184741A1 (en) | Navigation information acquisition method and device, and mobile terminal | |
| CN106714079A (en) | Positioning push service system, user mobile device and positioning push service method | |
| CN102967848A (en) | Positioning method based on distance relationship library and received signal intensity | |
| CN105353348A (en) | System and method for positioning moving target under coal mine | |
| CN102833671A (en) | Method and system for positioning robot vision | |
| CN202793406U (en) | Pedometer capable of mutual positioning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Guangming Shenzhen city of Guangdong province Daiheng million Guangming hi tech Industrial Park, building fourth, building fifth, first floor Patentee after: Zhong An (Shenzhen) Co., Ltd. Address before: 518106, Guangming District, Guangdong, Shenzhen public road (Shenzhen Village) security smart (China) Industrial Park 4 Patentee before: Shenzhen Haoen Safety Technology Co., Ltd. |