CN202650104U - Video passenger flow analysis terminal with infrared detection function - Google Patents
Video passenger flow analysis terminal with infrared detection function Download PDFInfo
- Publication number
- CN202650104U CN202650104U CN 201220271861 CN201220271861U CN202650104U CN 202650104 U CN202650104 U CN 202650104U CN 201220271861 CN201220271861 CN 201220271861 CN 201220271861 U CN201220271861 U CN 201220271861U CN 202650104 U CN202650104 U CN 202650104U
- Authority
- CN
- China
- Prior art keywords
- video
- passenger flow
- cpu
- terminal
- module
- 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
- Closed-Circuit Television Systems (AREA)
Abstract
The utility model provides a video passenger flow analysis terminal with an infrared detection function. The video passenger flow analysis terminal with the infrared detection function has high real time, can collect data precisely, and comprises a central processing unit (CPU) which is used for data processing, transmission, terminal task coordination and control of each interface, a video input device, an infrared detection module, a network interface module and a power module. The video passenger flow analysis terminal with the infrared detection function can do real-time video collection of conditions of passenger flow, thereby enabling the collection of information of the passenger flow to be more precise; by means of a wireless local area network interface module and an ethernet interface module, two ways to transmit the video passenger flow information into a server can be achieved, and therefore range of application of a passenger flow terminal of the video passenger flow analysis terminal with the infrared detection function can be broadened; and by means of the infrared detection module, further detection can be achieved to detect if an object with certain height goes through, thereby judging whether to update background of an algorithm of the video detection and improving accuracy of passenger flow statistics.
Description
Technical field
The utility model relates to the passenger flow analysing technical field, specifically, relates to a kind of video passenger flow analysing terminal with infrared acquisition function.
Background technology
Passenger flow analysing is important market survey means, is the link that external nearly all shopping center, market, large-scale chain business hall and chain commercial site all must be carried out before carrying out market and management decision.Along with the aggravation of competition, business model progressively by traditional tradesman to the transformation of doing business that has initiative, daily passenger flow feature analyzed seem particularly important.Domestic a lot of decision-maker has been recognized the importance of passenger flow data for decision analysis at present, generally can adopt artificial mode to carry out the statistics of volume of the flow of passengers data and analyze in festivals or holidays, having some businessmans to adopt accuracy rate be that the very high infrared equipment that waits carries out long-term passenger flow quantitative statistics yet.The most valuable of volume of the flow of passengers data is the statistics of a chronicity in fact, and find wherein trickle variation and rule, connecting inner data with existing and necessary every data cross comparative analyses such as survey so just can provide strong foundation and means for decision-making.
Complicate statistics realizes that principle is by oral number or presses picture and " get counter ready " etc. type equipment records the number of turnover on a time period that its accurate rate is relevant with testing staff's sense of responsibility, and statistics has randomness.There is almost unpractical defective the aspects such as the true and integrality of data, the management of historical data and analysis.When the surveyed area width〉5 meters, the volume of the flow of passengers〉800 people/hour, one day overall accuracy is lower than 70%.A certain section time detecting got or by the part-time statistics of relevant staff by establishment officer.Can not automatically generate, need the data of complicate statistics are input in Microsoft Excel or other related software, and need the artificial required form that generates.
Advanced passenger flow analysing is at the developed countries such as America and Europe very general, in recent years the also a large amount of employing passenger flow analysis system progressively of the developed regions such as Singapore Japan, Hong Kong.Passenger flow terminal mainly plays the effect that gathers passenger flow information, and it is the major part of passenger flow analysis system, and existing passenger flow terminal real-time is relatively poor, and information acquisition is accurate not.
The utility model content
The utility model has overcome the defective that prior art exists, and provides a kind of real-time high, and data acquisition has the video passenger flow analysing terminal of infrared acquisition function accurately.
To achieve these goals, the utility model is to realize by the following technical solutions:
A kind of video passenger flow analysing terminal with infrared acquisition function is characterized in that, comprising:
Carry out the CPU of data processing, transmission, terminal task coordination and the control of each interface;
The video input apparatus that gathers real-time passenger flow video information and input to CPU;
Survey whether have object by and carry out the infrared detection module of input information to CPU;
Be connected the Network Interface Module that sends the passenger flow video information that collects to server with CPU;
The power module that CPU and other interfaces, module are powered.
In the utility model, the nonvolatile memory of described CPU adopts NOR FLASH, to improve transfer efficiency.
Be provided with reset circuit in the described CPU, so that CPU and other modules are resetted.
Described CPU is provided with RS232 and RS485 interface, to realize AccessPort and devices communicating.
Described CPU is provided with the analog video output interface, to realize the output of CVBS video.
Described video input apparatus adopts the mode that is embedded in to be arranged in the terminal, so that the wiring of video input apparatus is easier, has saved simultaneously the cost of wiring.
Described video input apparatus is multichannel, and input signal is CVBS, is provided with between video input apparatus and the CPU multi-channel video input equipment to be collected real-time video information is inputted CPU in one tunnel time-multiplexed mode Video Decoder.
Described Video Decoder is connected with CPU by level switch module.
For the video input apparatus pilot lamp that obtains the working condition of video input apparatus, also be provided with to be connected with CPU.
Described Network Interface Module comprises wireless lan interfaces module and ethernet interface module, and stating the wireless lan interfaces module is the WiFi module.
Described power module adopts the input of 12V direct supply, by the output of DC/DC converter 5V, 3.3V, 1.8V, 1.2V, to realize the power supply to disparate modules.
In the utility model, also be provided with the ethernet interface module that is connected with CPU, connect to realize simultaneously cable network.
The utility model also is provided with the real-time clock that is connected with CPU, and described real-time clock is connected by level switch module with CPU.
In order to preserve some configuration informations, also be provided with EEPROM, described EEPROM is connected with CPU by level switch module.
In order to prevent that terminal of the present utility model from being plagiarized, also be provided with the encryption chip that is connected with CUP, described encryption chip is connected with CPU by level switch module.
In order to store the information such as picture, passenger flow data, the utility model also is provided with the storage card that is connected with CPU, and described storage card comprises SD card, mmc card, MS card and TF card.
The utility model can carry out video acquisition to the passenger flow situation in real time, so that the collection of passenger flow information is more accurate, by wireless lan interfaces module and ethernet interface module can realize dual mode with the video passenger flow communication to server, so that the range of application of passenger flow terminal of the present utility model is more wide; Whether have the object of certain altitude pass through, judge whether to upgrade background in the Video Detection Algorithm with this if can further detect by infrared detection module, thereby improve the accuracy of passenger flow statistics.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the utility model modules connection layout.
Fig. 2 is the utility model power module block diagram.
Fig. 3 is the utility model RS232 interface level conversion connection layout.
Fig. 4 is the utility model RS485 interface level conversion connection layout.
Fig. 5 is the utility model infrared detection module infrared transmitting circuit synoptic diagram.
Fig. 6 is the utility model infrared detection module infrared receiving circuit synoptic diagram.
Fig. 7 is the structural representation of the utility model terminal.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
As shown in Figure 1, a kind of video passenger flow analysing terminal with infrared acquisition function comprises CPU, video input apparatus, infrared detection module, mixed-media network modules mixed-media, and power module.CPU adopts Leonardo da Vinci's chip TMS320DM6441 of TI company in the present embodiment, and it is the core of whole terminal, and it is responsible for the scheduling of video data processing, transmission and system coordination and task, the control of each interface etc.
It is the DDR2 internal memory of 128MB that CPU adopts 32bits data bit, capacity, model is HY5PS5162FFR-Y5/S5, the nonvolatile memory of CPU then adopts NOR FLASH, to improve data transfer efficient, NOR FLASH is the 16bits data bit, and capacity is 8MB, and model is S29GL064N11TFIV20/TSOP56, the I/O level is 1.8V, and does not need level conversion between the CUP.
Be provided with reset circuit among the CPU, be input on the hand-reset signal of reset chip after the hand-reset signal that it is produced by reset chip and watchdog reset signal are attempted by a circuit, both have one to produce the homing action chips such as CPU, NOR FLASH that will reset.
Feeding-dog signal is produced by the GPIO37 of CPU, whether feeds dog and is controlled by GPIO47.Implementation is the Enable Pin of a triple gate of GPIO47 control, and steering logic is as shown in the table:
Because CPU does not have before the programming BOOT, the GPIO47 output state is indefinite, can cause that house dog starts, and feeds simultaneously the dog program and also is not activated, and causes house dog to send reset signal, the CPU that resets, and with emulator programming boot the time, normally programming.For this reason, increase a wire jumper at the house dog outlet line, when programming boot, pull up jumper wire device, make the watchdog reset signal not affect other sheets, when plate carry program all programming complete after, again jumper wire device is plugged, realize watchdog function.
CPU is the communication by RS232 Interface realization and other equipment, by functions such as RS485 Interface realization cradle head control.Implementation is 3 UART on Leonardo da Vinci's chip TMS320DM6441, and wherein UART1 and ata interface are multiplexing, and UART2 and CCDS are multiplexing.Present embodiment uses UART0 as debug serial port, and UART1 does not use, UART2(meaning not shown in the figures) as RS485 interface control The Cloud Terrace.
Because the I/O interface level of Leonardo da Vinci's chip TMS320DM6441 is 1.8V, as shown in Figure 3, Figure 4, debug serial port RS232 serial ports level conversion is used MAX3232CES, and the RS485 level conversion is used SN75LBC180AD.
RS485 can use full worker's mode, also can use half worker's mode.
Under full worker's mode, to be set to by the GPIO5 of CPU " 1 " control transmission before the transmission data and enable, receive data and be in all the time accepting state.
Under half worker's state, send before the data will CPU GPIO5 be set to " 1 " control and send and enable, do not enable receive data simultaneously yet.GPIO5 that will CPU before the receive data is set to " 0 " and enables to receive, and does not enable to send simultaneously data.
This dual mode is selected by the welding corresponding resistor, and is as above shown in Figure 4, and welding R3, not welding R4 is full worker's pattern.Welding R4, not welding R3 is half worker's pattern.
RS485 interface connector adopts 2 RJ45 sockets, and one of them is used for cascade device, and interface arranges as shown in the table:
| 1PIN | 2PIN | 3PIN | 4PIN | 5PIN | 6PIN | 7PIN | 8PIN |
| T+ | T- | R+ | GND | GND | R- | DC12V | DC12V |
The video input apparatus of the utility model terminal can adopt common camera, for example profile is the vehicle-mounted camera module of 38x38mm, it gathers real-time passenger flow video information, then inputs to the I2 interface of CPU, and this interface configuration of CPU is the ITR BU656 interface of 8bit.In order to be that to adopt efficient higher, video input apparatus is multichannel, the real-time passenger flow video information of multi-channel video input equipment is processed by Video Decoder input CPU, Video Decoder then is to pass to CPU with a time-multiplexed form after the real-time passenger flow Video processing in multichannel road, and CPU selects the effective video information on each road and processes.In the present embodiment, adopt Video Decoder TW2864 can realize four tunnel time division multiplex input, the input signal of Video Decoder TW2864 is CVBS, NTSC/PAL all can, and inside is integrated with 10bit CMOS ADS, anti-mixing filter, comb filter, compensating filter.When being connected with CPU, the VD4[7:0 of Video Decoder TW2864] interface exports 4 tunnel time-multiplexed video datas to the VPFE interface of Leonardo da Vinci's chip TMS320DM6441.Therefore and need to arrange level switch module between the CPU and carry out level conversion the required power supply of Video Decoder TW2864 is 3.3V (27mA)/1.8V (670mA).Video Decoder TW2864 also can be resetted by reset circuit.
In the present embodiment, the working condition of 4 road video input apparatus is indicated by pilot lamp, to avoid video-losing.Pilot lamp is connected with CPU, is controlled by the GPIO of CPU.Control mode is as shown in the table:
| GPIO39 | The control of the 1 road video-losing pilot lamp, extinguish " 1 ", and light " 0 " |
| GPIO40 | The control of the 2 road video-losing pilot lamp, extinguish " 1 ", and light " 0 " |
| GPIO41 | The control of the 3 road video-losing pilot lamp, extinguish " 1 ", and light " 0 " |
| GPIO42 | The control of the 4 road video-losing pilot lamp, extinguish " 1 ", and light " 0 " |
| GPIO34 | The control of equipment running indicator, extinguish " 1 ", and light " 0 " |
The accuracy that detects in order to improve single video, also be provided with the infrared detection module whether detection has object to pass through in the utility model, infrared detection module is comprised of infrared emission and infrared reception two parts, the infrared light that infrared transmitting tube sends is running into object generation reflection and is being received by infrared receiving tube, then represent to have in the sensing range object of certain altitude to pass through, otherwise expression does not have object to pass through, infrared detection module is carried out input information to CPU, judge whether to upgrade background in the Video Detection Algorithm with this, thereby improve the accuracy of passenger flow statistics.
Referring to Fig. 5, infrared emission is by the GPIO45 of CPU control, and by the GPIO45 square wave that to send 10 frequencies be 40KHz, this square wave signal is supplied with infrared transmitting tube after amplifying through triode, makes it send infrared light in the time will carrying out infrared acquisition.Infrared wavelength is 920nm, and model is HIR204C, and triode is 9014 of NPN type.
Referring to Fig. 6, infrared receiving function is finished by infrared receiving tube, and when hot outer receiving tube received frequency and is the 40KHz infrared signal, the I/O pin GPIO46 of CPU detected the square-wave signal of same frequency from the output pin of infrared transmitting tube.Infrared receiving tube model IRR3638T.
Purport of the present utility model is, the real time video data of video input apparatus collection transmitted to server, so that the usage range of this terminal is more wide, and unrestricted.Therefore, CPU is connected with the wireless lan interfaces module on connecting.In the present embodiment, be to be connected with USB interface on the CPU with the WiFi module of USB interface to realize, the 5V power supply (0.5A) that USB interface provides and the 5V power sharing of RS485 chip are uncontrolled.During actual making sheet, the WiFi module is fixed on the pcb board, adopts the USB cable that its replacing and standardized software of being convenient to like this module that link to each other with the CPU of mainboard is driven (not changing software because changing the WiFi module).The WiFi module can arrange status indicator lamp, and the GPIO1 by CPU controls.
Outside the wireless lan interfaces module was set, terminal of the present utility model also was provided with the ethernet interface module that is connected with CPU, to realize wire communication.Leonardo da Vinci's chip TMS320DM6441 provide the MAC function, is connected with the PHY chip and can realizes ethernet communication, and CPU and PHY chip are the MII interface, need to carry out connecting after the level conversion.The PHY chip can adopt the RTL8201CP of REALTEK company, and it supports 10/100M auto-negotiation, netting twine from turning round function.The PHY chip also can be resetted by reset circuit.By above two kinds of module settings, so that the simultaneously wireless and wired two kinds of transmission selections of tool of this terminal, so that the adaptability of terminal is more extensive.
Leonardo da Vinci's chip TMS320DM6441 that the utility model terminal adopts is provided with the I2C bus and can connects various chips by the I2C interface.In the present embodiment, connect sheet PhilipsPCF8563 real-time timepiece chip on the I2C interface of CPU, read its clock for CPU; A slice EEPROM, to preserve some configuration informations, the model of EEPROM is 24LC64, capacity is 32KB; A slice encryption chip is to prevent that this terminal from being plagiarized.Said chip all needs by level switch module owing to the level with CPU is not inconsistent, and for example PCA9306DCT is connected with CPU.
I2C interfacing equipment address is as follows:
In order to store the information such as picture, passenger flow data, this terminal also is provided with the storage card that is connected with CPU, and storage card can be selected SD card, mmc card, MS card or TF card.The TF card that to have adopted a capacity in the present embodiment be 1GB is as storage card.
When real-time passenger flow video information was transmitted to server, owing to also be provided with the analog video output interface on the CPU, by connecting display device, this terminal can also realize the output of CVBS video, has further strengthened the function of this terminal.
The interface that the utility model terminal need to be powered is different with the power specification of module, so power module need to be changed rear output by the DC/DC converter.Referring to Fig. 2, power module adopts the input of 12V/3.5A direct supply, can directly power to camera, export 5V/1A so that USB interface and RS485 interface are powered by a converter TPS5430, by a converter TPS5430 output 3.3V/2.5A, and then 3.3V/2.5A is divided into two-way, the converter TPS62420 of wherein leading up to output 1.2V/1A or 1.8V/1A power to Leonardo da Vinci's chip TMS320DM6441, and another road powers to Video Decoder TW2864 by converter LM1117-1.8V output 1.8V/2A.
As shown in Figure 7, the utility model terminal is made of housing 1, interface board 2, CPU board 3, copper spiral shell 4, camera module 5, WIFI module 6.Copper stud 4 is fixed on the bottom of housing 1, camera module 5 is arranged on the top of copper stud 4, see on the whole and namely be embedded in housing 1, interface board 2 is fixed on the bottom of copper stud 4, CPU board 3 is fixed on the camera module 5, interface board 2 and CPU board 3 are the upper and lower formula places, and WiFi module 5 is fixed on interface board 2 tops, is between interface board 2 and the CPU board 3.Avoided installing the installation work of camera module 5 behind the embedded camera module 5, general camera wiring is that the cable that will lay between from the camera to equipment comprises video line and power lead, cable and wiring installation expense had both been saved in new design, and the expense of camera module 5 also can be saved much simultaneously.
Power connector arrange into:
Signal socket connector arrange into:
By above setting, this terminal can be carried out video acquisition to the passenger flow situation in real time, so that the collection of passenger flow information is more accurate, the setting of wired and radio interface module, can realize by wireless mode and wired mode the video passenger flow communication to server, so that the range of application of passenger flow terminal of the present utility model is more wide, unrestricted.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model be not restricted to the described embodiments describe in above-described embodiment and the instructions principle of the present utility model just is described; under the prerequisite that does not break away from the novel spirit and scope of this usefulness; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (17)
1. have the video passenger flow analysing terminal of infrared acquisition function, it is characterized in that, comprising:
Carry out the CPU of data processing, transmission, terminal task coordination and the control of each interface;
The video input apparatus that gathers real-time passenger flow video information and input to CPU;
Survey whether have object by and carry out the infrared detection module of input information to CPU;
Be connected the Network Interface Module that sends the passenger flow video information that collects to server with CPU;
The power module that CPU and other interfaces, module are powered.
2. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1 is characterized in that: the nonvolatile memory employing NOR FLASH of described CPU.
3. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1 is characterized in that: be provided with the reset circuit that CPU and other modules are resetted in the described CPU.
4. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1, it is characterized in that: described CPU is provided with RS232 and RS485 interface.
5. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1, it is characterized in that: described CPU is provided with the analog video output interface.
6. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1 is characterized in that: described video input apparatus adopts the mode that is embedded in to be arranged in the terminal.
7. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1, it is characterized in that: described video input apparatus is multichannel, input signal is CVBS, is provided with between video input apparatus and the CPU multi-channel video input equipment to be collected real-time video information is inputted CPU in one tunnel time-multiplexed mode Video Decoder.
8. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 7, it is characterized in that: described Video Decoder is connected with CPU by level switch module.
9. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 7 is characterized in that: described terminal is provided with the video that the working condition of instruction video input equipment is connected with CPU and enters equipment indicating lamp.
10. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1, it is characterized in that: described Network Interface Module comprises wireless lan interfaces module and ethernet interface module.
11. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 10 is characterized in that: described wireless lan interfaces module is the WiFi module.
12. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 1 is characterized in that: described power module is the input of 12V direct supply, by the output of DC/DC converter 5V, 3.3V, 1.8V, 1.2V.
13. such as the arbitrary described video passenger flow analysing terminal with infrared acquisition function of claim 1 to 12, it is characterized in that: described terminal is provided with the real-time clock that is connected with CPU, described real-time clock is connected by level switch module with CPU.
14. such as the arbitrary described video passenger flow analysing terminal with infrared acquisition function of claim 1 to 12, it is characterized in that: described terminal is provided with the EEPROM that preserves configuration information, and described EEPROM is connected with CPU by level switch module.
15. such as the arbitrary described video passenger flow analysing terminal with infrared acquisition function of claim 1 to 12, it is characterized in that: described terminal is provided with the encryption chip that is connected with CUP, described encryption chip is connected with CPU by level switch module.
16. such as the arbitrary described video passenger flow analysing terminal with infrared acquisition function of claim 1 to 12, it is characterized in that: described terminal is provided with for preserving picture and passenger flow data, the storage card that is connected with CPU.
17. the video passenger flow analysing terminal with infrared acquisition function as claimed in claim 16 is characterised in that: described storage card comprises SD card, mmc card, MS card and TF card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220271861 CN202650104U (en) | 2012-06-08 | 2012-06-08 | Video passenger flow analysis terminal with infrared detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220271861 CN202650104U (en) | 2012-06-08 | 2012-06-08 | Video passenger flow analysis terminal with infrared detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202650104U true CN202650104U (en) | 2013-01-02 |
Family
ID=47419175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220271861 Expired - Lifetime CN202650104U (en) | 2012-06-08 | 2012-06-08 | Video passenger flow analysis terminal with infrared detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202650104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376623A (en) * | 2014-11-13 | 2015-02-25 | 青岛龙泰天翔通信科技有限公司 | Single-path embedding type passenger flow analyzing terminal |
-
2012
- 2012-06-08 CN CN 201220271861 patent/CN202650104U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376623A (en) * | 2014-11-13 | 2015-02-25 | 青岛龙泰天翔通信科技有限公司 | Single-path embedding type passenger flow analyzing terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202794497U (en) | On-site comprehensive detection equipment for electric energy information acquisition terminal | |
| CN105243988A (en) | Embedded LED display controller | |
| CN103944982A (en) | Data collecting and controlling device and method for heterogeneous sensor network | |
| CN110417649A (en) | A kind of multiplex roles Intelligent internet of things data gateway | |
| CN202650105U (en) | Ultrasonic-assisted video passenger flow statistics terminal | |
| CN101860077A (en) | Wireless sensor network system for preventing disasters and remotely monitoring power tower | |
| CN202870936U (en) | Video passenger-flow analysis terminal with wireless access function | |
| CN103824434A (en) | Universal wireless data acquisition device and method | |
| CN202650104U (en) | Video passenger flow analysis terminal with infrared detection function | |
| CN103298152B (en) | Based on bus type many illumination collector of wireless telecommunications | |
| CN104770347A (en) | Portable and intelligent insect condition prediction system | |
| CN202650106U (en) | Video traffic analyzing terminal with ultrasonic wave emitting function | |
| CN201611933U (en) | Single-path embedded type passenger flow analysis terminal | |
| CN104808551A (en) | Intelligent monitoring system and method for aquaculture | |
| CN102118614A (en) | Single-way embedded passenger flow analysis terminal | |
| CN201600732U (en) | Wireless local area network embedded passenger flow terminal | |
| CN101482550B (en) | Plant physiological monitoring system | |
| CN204090157U (en) | A kind of base station parameter acquisition device of LTE base station addressing scene | |
| CN204856256U (en) | Urban rail transit platform environmental monitoring system | |
| CN103454955A (en) | Remote monitoring system and method base on short messages | |
| CN102646324A (en) | Wireless remote stored-grain temperature monitoring system | |
| CN201600726U (en) | Wireless wide area network embedded passenger flow terminal | |
| CN205177125U (en) | Wireless sensor network device of a wide range of sensor of collection | |
| CN102610074A (en) | Mineral wireless data acquisition terminal | |
| CN206451346U (en) | A kind of radio concentrator |
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 |
Owner name: SHANGHAI WINNER INFORMATION TECHNOLOGY CO., INC. Free format text: FORMER NAME: HUINA NETWORK INFORMATION SCIENCE + TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 201505 Jinshan District, Shanghai, Lin Ting Town, Temple Ping Road, room 16, No. 599 Patentee after: SHANGHAI WINNER INFORMATION TECHNOLOGY CO., INC. Address before: 201505 Jinshan District, Shanghai, Lin Ting Town, Temple Ping Road, room 16, No. 599 Patentee before: Huina Network Information Science & Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |