CN206379947U - Sniff formula can positioning interphone - Google Patents
Sniff formula can positioning interphone Download PDFInfo
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- CN206379947U CN206379947U CN201720039817.9U CN201720039817U CN206379947U CN 206379947 U CN206379947 U CN 206379947U CN 201720039817 U CN201720039817 U CN 201720039817U CN 206379947 U CN206379947 U CN 206379947U
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- sniffer
- intercom
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- data transmitter
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Abstract
The utility model is related to a kind of sniff formula can positioning interphone；Sniff formula can positioning interphone contain sniffer and wireless data transmitter be installed on intercom, intercom, the power supply of sniffer and wireless data transmitter is provided by intercom or battery, and the communication port of sniffer and the communication port of wireless data transmitter are connected；The talking state signal detection end of sniffer and the talking state signal output part of intercom are connected, and wireless data transmitter is LoRa spread spectrum radio transmitters；When the power supply of sniffer and wireless data transmitter is provided by intercom, supply convertor can also be contained in positioning interphone, the input of supply convertor and the first out-put supply of intercom are connected, and exporting for supply convertor is powered to sniffer and wireless data transmitter；Sniffer is WiFi sniffers or bluetooth sniffer；The utility model can be accurately positioned with outdoor indoors, and cost performance is high.
Description
（One）, technical field：
The utility model be related to one kind can positioning interphone, more particularly to a kind of sniff formula can positioning interphone.
（Two）, background technology：
In intercom field, existing device type can be divided into two kinds from orientation angle：It is a kind of be common simulation or
Digital handset, the function only with paging intercommunication, no positioning function is merely able to realize logical between intercom carrying personnel
Words；Another is the intercom with GPS location function, the intercom of the type have concurrently common intercom paging function and
GPS location function, can realize the call between intercom carrying personnel and the real-time positioning of intercom, but environment indoors
In, GPS location has significant limitation, it is impossible to which realization is accurately positioned., it is necessary to grasp in time in actual management work
The positional information of intercom manning, to be supervised in real time to its work, and has and can be carried out during emergency situations
Timely rescue, be accurately positioned if can not be realized in the environment of intercom indoors, it will brought much to management work
Inconvenience.
（Three）, utility model content：
The technical problems to be solved in the utility model is：There is provided a kind of sniff formula can positioning interphone, sniff Shi Keding
Position intercom can be accurately positioned with outdoor indoors, and cost performance is high.
The technical solution of the utility model：
A kind of sniff formula can positioning interphone, containing intercom, sniffer and wireless data transmission are installed on intercom
The power supply of device, sniffer and wireless data transmitter is provided by intercom or battery, and communication port and the wireless data of sniffer are passed
The communication port connection of defeated device.
The talking state signal detection end of sniffer and the talking state signal output part of intercom are connected, the string of sniffer
The serial communication interface connection of row communication port and wireless data transmitter, wireless data transmitter is LoRa spread spectrum radio transmitters.
The wireless data transmission technology that wireless data transmitter is used includes but is not limited to FSK, OOK, ASK, direct sequence
The technologies such as spread spectrum communication.
The talking state signal output part of intercom contains call state signal output part and answers status signal output,
Call state signal output part and answer status signal output and connect respectively with two talking state signal detection ends of sniffer
Connect.
When the power supply of sniffer and wireless data transmitter is provided by intercom, it can also contain power supply in positioning interphone
First out-put supply of converter, the input of supply convertor and intercom connected, and supply convertor is exported to sniffer
Powered with wireless data transmitter.
Exporting for supply convertor is powered by the first diode of forward direction connection to sniffer and wireless data transmitter,
Second out-put supply of intercom is also powered by the second diode of forward direction connection to sniffer and wireless data transmitter, is smelt
Visit the power control signal output end of device and the Enable Pin of supply convertor is connected.
The power control signal output end of sniffer can control the work and stopping of supply convertor；When sniffer sniff
During signal, control supply convertor work is powered using the first power supply of intercom to sniffer and wireless data transmitter；When
Sniffer not sniff signal when, control supply convertor is stopped, using the second source of intercom to sniffer and wireless
Data link is powered；So, in sniffer not sniff signal, supply convertor work is avoided the need for, whole electricity is reduced
The power consumption on road.
Sniffer is WiFi sniffers or bluetooth sniffer.
The model of WiFi sniffers：ESP8266, WiFi sniffer are the WiFi sniffers based on 2.4G or 5.8G, it
802.11b/g/n consensus standards are supported, the data that it is received include but is not limited to the ginseng such as MAC Address, type of data packet, channel number
Number, and the received signal power intensity RSSI of signal can be provided；The model of bluetooth sniffer：CC2541, bluetooth sniffer is
Bluetooth BLE4.0 sniffers based on 2.4G, it supports bluetooth BLE4.0 consensus standards, and the data that it is received include but is not limited to
The parameters such as address, type of data packet, the channel number of Bluetooth signal, and the received signal power intensity RSSI of signal can be provided；Nothing
The model of line data link：SX1278, the time interval of the wireless signal transmission of wireless data transmitter, transmission power,
Tranmitting frequency is adjustable；The model of supply convertor：MP2359DJ；First diode and the second diode are a combined type
Two diodes in diode, the model of the combined type diode：LBAT54LT1J.
Use the sniff formula can positioning interphone positioning method for：On the periphery of intercom, alignment system, intercommunication are set
Machine is located in the positioning signal coverage of alignment system, during positioning,
The outside broadcasting packet of alignment system timing；
Message that sniffer sniff is broadcasted to alignment system is simultaneously handled, and obtains MAC Address and RSSI value in message
And send wireless data transmitter to, wireless data transmitter again wirelessly sends MAC Address and RSSI value,
The alignment system MAC Address that wirelessly receiving radio data transmitter is sent and RSSI value, and according to MAC Address and
RSSI value carries out the acquisition of intercom position information.
Containing M localizer beacon device, N number of locating base station and a location-server in alignment system, M and N are to be more than
Natural number equal to 1, by network connection between locating base station and location-server, outwards broadcast is reported for each localizer beacon device timing
Text, message that sniffer sniff is broadcasted to localizer beacon device is simultaneously handled, and obtains MAC Address and RSSI value in each message simultaneously
Send wireless data transmitter to, wireless data transmitter again wirelessly sends MAC Address and RSSI value, it is fixed
MAC Address in each message that wirelessly receiving radio data transmitter is sent of position base station and RSSI value and send to
Location-server, MAC Address and RSSI value of the location-server in each message judges intercom and each localizer beacon device
The distance between, so as to get the positional information of intercom.
In order to more be accurately positioned, the number M of localizer beacon device can also be further defined to the nature more than or equal to 3
Number.
The transmission power of wireless data transmitter is set according to the size of orientation range, the transmitting of wireless data transmitter
Time interval is set according to the power of positioning real-time；The talking state of sniffer detection intercom and by call status information
Send wireless data transmitter to, wireless data transmitter again wirelessly sends call status information, position
The base station call status information that wirelessly receiving radio data transmitter is sent simultaneously sends location-server to.
When sniffer is WiFi sniffers, alignment system is WiFi alignment systems；When sniffer is bluetooth sniffer,
Alignment system is bluetooth alignment system.
The beneficial effects of the utility model：
1st, the utility model installs sniffer and wireless data transmitter on intercom, during positioning, and sniffer sniff is arrived
The message of alignment system broadcast is simultaneously handled, and is obtained the MAC Address and RSSI value in message and is sent wireless data transmission to
Device, wireless data transmitter again wirelessly sends MAC Address and RSSI value, and alignment system is with receiving MAC
Location and RSSI value and the acquisition for carrying out intercom position information, therefore, as long as intercom is covered in the positioning signal of alignment system
In the range of, no matter it is indoors or outdoor, it can be in real time accurately positioned；The utility model solves existing position
The problem of intercom positioning is inaccurate, is conducive to Surveillance center to carry out real-time monitoring to the staff for carrying intercom, improves
Security managerial skills.
2nd, the utility model production cost is low, cost performance is high.
（Four）, brief description of the drawings：
Fig. 1 be using sniff formula can positioning interphone positioning method schematic diagram；
Fig. 2 be sniff formula can positioning interphone one of circuit theory schematic diagram；
Fig. 3 be sniff formula can positioning interphone circuit theory schematic diagram two.
（Five）, embodiment：
Embodiment one：Referring to Fig. 1, Fig. 2, in figure, sniff formula can positioning interphone contain and be provided with intercom, intercom
Sniffer U2 and wireless data transmitter U3, sniffer U2 and wireless data transmitter U3 power supply is provided by intercom, sniff
Device U2 communication port is connected with wireless data transmitter U3 communication port.
Sniffer U2 talking state signal detection end（GPIO16、GPIO14）With the talking state signal output of intercom
End（TH1、TH2）Connection, sniffer U2 serial communication interface（TXD0、RXD0）With wireless data transmitter U3 serial communication interface
（RXD、TXD）Connection, wireless data transmitter U3 is LoRa spread spectrum radio transmitters.
The talking state signal output part of intercom（TH1、TH2）Containing call state signal output part TH1 and answering shape
State signal output part TH2, call state signal output part TH1 and status signal output TH2 is answered respectively with sniffer U2's
Two talking state signal detection end GPIO16, GPIO14 connections.
Supply convertor U1 can also be contained in positioning interphone, supply convertor U1 input and the first of intercom defeated
Go out power supply+7.2V connections, exporting for supply convertor U1 is powered to sniffer U2 and wireless data transmitter U3.
Supply convertor U1's exports the first diode by positive connection to sniffer U2 and wireless data transmitter
U3 powers, and the second out-put supply+3.3V of intercom also gives sniffer U2 and without line number by the second diode of forward direction connection
Powered according to transmitter U3, sniffer U2 power control signal output end GPIO2 and supply convertor U1 Enable Pin EN are connected.
During concrete application, the call state signal output part TH1 of intercom passes sequentially through resistance R4, R5 and sniffer U2
Talking state signal detection end GPIO16 connections, resistance R4, R5 tie point is grounded by R9, answers status signal output
TH2 passes sequentially through resistance R6, R7 and sniffer U2 talking state signal detection end GPIO14 connections, resistance R6, R7 connection
Point is grounded by R8, and sniffer U2 power control signal output end GPIO2 passes through resistance R10 and supply convertor U1 enable
Hold EN connections.
Sniffer U2 power control signal output end GPIO2 can control supply convertor U1 work and stopping；When
During sniffer U2 sniff signals, control supply convertor U1 work, using the first power supply+7.2V of intercom to sniffer U2 and
Wireless data transmitter U3 powers；When sniffer U2 not sniff signals, control supply convertor U1 is stopped, using intercommunication
Second source+the 3.3V of machine powers to sniffer U2 and wireless data transmitter U2；So, in sniffer U2 not sniff signals
When, supply convertor U1 work is avoided the need for, the power consumption of whole circuit is reduced.
Sniffer U2 is WiFi sniffers, the model of WiFi sniffers：ESP8266, WiFi sniffer are based on 2.4G
Or 5.8G WiFi sniffers, it support 802.11b/g/n consensus standards, it receive data include but is not limited to MAC Address,
The parameters such as type of data packet, channel number, and the received signal power intensity RSSI of signal can be provided；Wireless data transmitter U3's
Model：SX1278, time interval, transmission power, the tranmitting frequency of wireless data transmitter U3 wireless signal transmission
Adjust；Supply convertor U1 model：MP2359DJ；First diode and the second diode is in a combined type diode D2
Two diodes, combined type diode D2 model：LBAT54LT1J.
Use the sniff formula can positioning interphone positioning method for：On the periphery of intercom, alignment system, intercommunication are set
Machine is located in the positioning signal coverage of alignment system, during positioning,
The outside broadcasting packet of alignment system timing；
Message that sniffer U2 sniffs are broadcasted to alignment system is simultaneously handled, and obtains the MAC Address and RSSI in message
It is worth and sends wireless data transmitter U3 to, wireless data transmitter U3 again wirelessly sends out MAC Address and RSSI value
See off, the alignment system MAC Address that wirelessly receiving radio data transmitter is sent and RSSI value, and according to
MAC Address and RSSI value carry out the acquisition of intercom position information.
Contain 5 localizer beacon devices, 3 locating base stations and a location-server in alignment system, locating base station and fixed
By network connection between the server of position, each outside broadcasting packet of localizer beacon device timing, sniffer U2 sniffs to localizer beacon
The message of device broadcast is simultaneously handled, and is obtained the MAC Address and RSSI value in each message and is sent wireless data transmitter U3 to,
Wireless data transmitter U3 again wirelessly sends MAC Address and RSSI value, and locating base station passes through wireless side
MAC Address in each message that formula receiving radio data transmitter U3 is sent and RSSI value and send location-server to, position
MAC Address and RSSI value of the server in each message judge the distance between intercom and each localizer beacon device, so that
Get the positional information of intercom.
Wireless data transmitter U3 transmission power is set according to the size of orientation range, wireless data transmitter U3's
Transmission time interval is set according to the power of positioning real-time；The talking state and the shape that will converse of sniffer U2 detection intercoms
State information transmission gives wireless data transmitter U3, wireless data transmitter U3 again wirelessly to send call status information
Go out, the locating base station call status information that wirelessly receiving radio data transmitter is sent simultaneously sends positioning clothes to
Business device.
Alignment system is WiFi alignment systems.
Embodiment two：Referring to Fig. 1, Fig. 3, numbered and the identical of embodiment one in figure, the meaning of representative is identical, and its is worked
Journey is also essentially identical, and something in common is not repeated, and is a difference in that：Sniffer U2 talking state signal detection end（P0.7、
P0.6）With the talking state signal output part of intercom（TH1、TH2）Connection, sniffer U2 serial communication interface（RX、TX）With
Wireless data transmitter U3 serial communication interface（TXD、RXD）Connection.
The talking state signal output part of intercom（TH1、TH2）Containing call state signal output part TH1 and answering shape
State signal output part TH2, call state signal output part TH1 and status signal output TH2 is answered respectively with sniffer U2's
Two talking state signal detection end P0.7, P0.6 connections.
Sniffer U2 power control signal output end P1.0 and supply convertor U1 Enable Pin EN are connected.
During concrete application, the call state signal output part TH1 of intercom passes sequentially through resistance R4, R5 and sniffer U2
Talking state signal detection end P0.7 connections, resistance R4, R5 tie point is grounded by R9, answers status signal output TH2
Resistance R6, R7 and sniffer U2 talking state signal detection end P0.6 connections are passed sequentially through, resistance R6, R7 tie point pass through
R8 is grounded, and sniffer U2 power control signal output end P1.0 is connected by resistance R10 and supply convertor U1 Enable Pin EN
Connect.
Sniffer U2 power control signal output end P1.0 can control supply convertor U1 work and stopping.
Sniffer U2 is bluetooth sniffer, the model of bluetooth sniffer：CC2541, bluetooth sniffer is based on 2.4G's
Bluetooth BLE4.0 sniffers, it supports bluetooth BLE4.0 consensus standards, and the data that it is received include but is not limited to Bluetooth signal
The parameters such as address, type of data packet, channel number, and the received signal power intensity RSSI of signal can be provided.
Alignment system is bluetooth alignment system.
Claims (8)
1. a kind of sniff formula can positioning interphone, it is characterized in that：Containing intercom, sniffer is installed and without line number on intercom
According to transmitter, the power supply of sniffer and wireless data transmitter is provided by intercom or battery, the communication port of sniffer with it is wireless
The communication port connection of data link.
2. sniff formula according to claim 1 can positioning interphone, it is characterized in that：The talking state signal of the sniffer
The talking state signal output part connection of test side and intercom, the serial communication interface of sniffer and the string of wireless data transmitter
Row communication port is connected, and wireless data transmitter is LoRa spread spectrum radio transmitters.
3. sniff formula according to claim 2 can positioning interphone, it is characterized in that：The talking state signal of the intercom
Output end contains call state signal output part and answers status signal output, call state signal output part and answers state
Signal output part is connected with two talking state signal detection ends of sniffer respectively.
4. sniff formula according to claim 1 can positioning interphone, it is characterized in that：When the sniffer and wireless data are passed
When the power supply of defeated device is provided by intercom, can also contain supply convertor in positioning interphone, the input of supply convertor with
The first out-put supply connection of intercom, exporting for supply convertor is powered to sniffer and wireless data transmitter.
5. sniff formula according to claim 4 can positioning interphone, it is characterized in that：The output of the supply convertor passes through
First diode of forward direction connection is powered to sniffer and wireless data transmitter, and the second out-put supply of intercom passes through forward direction
Second diode of connection is also powered to sniffer and wireless data transmitter, power control signal output end and the electricity of sniffer
The Enable Pin connection of source converter.
6. sniff formula according to claim 5 can positioning interphone, it is characterized in that：The model of the supply convertor：
MP2359DJ；First diode and the second diode are two diodes in a combined type diode, the pole of combined type two
The model of pipe：LBAT54LT1J.
7. sniff formula according to claim 1 can positioning interphone, it is characterized in that：The sniffer be WiFi sniffers or
Bluetooth sniffer.
8. sniff formula according to claim 7 can positioning interphone, it is characterized in that：The model of the WiFi sniffers：
ESP8266, the model of bluetooth sniffer：CC2541.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039817.9U CN206379947U (en) | 2017-01-13 | 2017-01-13 | Sniff formula can positioning interphone |
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| CN201720039817.9U CN206379947U (en) | 2017-01-13 | 2017-01-13 | Sniff formula can positioning interphone |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111031625A (en) * | 2019-12-06 | 2020-04-17 | 深圳市万全智能技术有限公司 | High in clouds message subscription pilot lamp |
| CN113630724A (en) * | 2021-08-12 | 2021-11-09 | 惠州Tcl云创科技有限公司 | Wearable device positioning method and device, terminal device and storage medium |
-
2017
- 2017-01-13 CN CN201720039817.9U patent/CN206379947U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111031625A (en) * | 2019-12-06 | 2020-04-17 | 深圳市万全智能技术有限公司 | High in clouds message subscription pilot lamp |
| CN113630724A (en) * | 2021-08-12 | 2021-11-09 | 惠州Tcl云创科技有限公司 | Wearable device positioning method and device, terminal device and storage medium |
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