CN114096013A - Intelligent Beidou voice and image transmission terminal - Google Patents
Intelligent Beidou voice and image transmission terminal Download PDFInfo
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- CN114096013A CN114096013A CN202111522422.1A CN202111522422A CN114096013A CN 114096013 A CN114096013 A CN 114096013A CN 202111522422 A CN202111522422 A CN 202111522422A CN 114096013 A CN114096013 A CN 114096013A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18517—Transmission equipment in earth stations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
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- Computer Networks & Wireless Communication (AREA)
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- Telephone Function (AREA)
Abstract
The invention discloses an intelligent Beidou voice image transmission terminal which comprises a ground mobile communication circuit, a Beidou short message circuit, a voice coding and decoding circuit, an image acquisition and compression circuit, a satellite positioning circuit, a single chip microcomputer processing circuit, an SOS alarm circuit and a Bluetooth connecting circuit. This intelligence big dipper pronunciation image transmission terminal has solved traditional satellite communication equipment and has inconveniently carried, inconvenient real-time reporting position, inconvenient uploading voice video, and use cost is higher simultaneously, the autonomy is relatively poor and the relatively poor problem of confidentiality.
Description
Technical Field
The invention relates to the technical field of intelligent Beidou voice image transmission, in particular to an intelligent Beidou voice image transmission terminal.
Background
At present, mobile phone signal coverage cannot be realized in many areas, and data transmission cannot be performed in the areas through a ground network but only through a satellite.
The existing satellite communication equipment has the following disadvantages when in use:
1. most of the communication has larger volume, which is inconvenient for users to carry about;
2. when the communication equipment is used, the position is inconvenient to report in real time, and the video and voice uploading function is inconvenient to carry out, so that the problem of low practicability of the communication equipment is caused;
3. and the communication equipment has the problems of high cost, poor autonomy and poor confidentiality when in use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the intelligent Beidou voice image transmission terminal, and solves the problems that the traditional satellite communication equipment is inconvenient to carry, report the position in real time, upload voice and video, and has high use cost, poor autonomy and poor confidentiality.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: intelligent Beidou voice image transmission terminal comprises a ground mobile communication circuit, a Beidou short message circuit, a voice coding and decoding circuit, an image acquisition compression circuit, a satellite positioning circuit, a single chip microcomputer processing circuit, an SOS alarm circuit and a Bluetooth connecting circuit.
Preferably, the ground mobile communication circuit adopts a 4G or 5G communication module, connects to a mobile communication antenna, and realizes data transmission and reception through a TCP/IP protocol.
Preferably, the big dipper short message circuit adopts the HS201 big dipper short message module of Nanjing sky hong chen core electronic technology Co Ltd, and carries out the receiving and transmitting of the short message signal through the big dipper satellite antenna.
Preferably, the voice coding and decoding circuit adopts a microphone and a loudspeaker, the reading and writing of the voice coded data are realized through a vocoder circuit, and the encoder and the decoder can work simultaneously and realize full-duplex talkback.
Preferably, the image acquisition circuit shoots and compresses images through the CMOS digital image sensor, and generated image data are sent to the monitoring platform or another terminal through the ground mobile communication network or the Beidou short message satellite communication network after being processed by the processor.
Preferably, the satellite positioning circuit adopts a plurality of satellite combined positioning technologies, receives satellite signals through a satellite antenna, and obtains real-time longitude and latitude information through circuit resolving processing; the satellite positioning circuit adopts a multi-satellite combined positioning technology of a Beidou satellite system, a GPS satellite system and a Glonass navigation satellite system.
Preferably, the single chip microcomputer processing circuit is a central processing unit of the terminal, controls the on and off of each circuit, obtains longitude and latitude information through a serial port, sends the longitude and latitude information to the Beidou short message circuit through the serial port, controls the short message circuit to transmit the longitude and latitude information, realizes position reporting, controls the voice circuit through the single chip microcomputer, can realize Beidou voice intercom, processes image data, and can transmit the image information to the monitoring platform through a ground network or a Beidou satellite network; the single chip microcomputer is also interconnected with the Bluetooth circuit through a serial port, an instruction sent by the mobile phone application software is sent to the single chip microcomputer through Bluetooth, and the single chip microcomputer controls the Beidou short message circuit after analysis; the single chip microcomputer controls the Beidou short message circuit through the serial port.
Preferably, the SOS alarm circuit is triggered by an alarm key of the equipment, and the single chip microcomputer starts an SOS alarm program to simultaneously transmit alarm information through a ground network and a Beidou satellite.
Preferably, the bluetooth connection circuit is paired with the intelligent device for use, and after the connection is successful, the terminal is controlled through application software.
Advantageous effects
The invention provides an intelligent Beidou voice image transmission terminal. The method has the following beneficial effects:
this intelligence big dipper pronunciation image transmission terminal can automatic switch-over through ground mobile communication and big dipper short message communication, realizes communicating no dead angle, and the terminal has still integrateed pronunciation circuit of talkbacking and image acquisition circuit, can realize in the place of ground network coverage blind area, carries out pronunciation talkbacking and image transmission through the big dipper satellite. The terminal can also report the position through the Beidou short message under the emergency condition, send SOS distress message, and can keep information contact with the outside simultaneously.
Drawings
FIG. 1 is a schematic view of the overall frame structure of the present invention;
FIG. 2 is a schematic diagram of a satellite positioning circuit according to the present invention;
FIG. 3 is a schematic diagram of a Beidou short message circuit structure of the invention;
FIG. 4 is a schematic diagram of a circuit structure of the terrestrial mobile communications system according to the present invention;
FIG. 5 is a schematic diagram of a connection structure of a PPT key and a single chip microcomputer;
FIG. 6 is a schematic structural diagram of a voice intercom module according to the present invention;
FIG. 7 is a schematic view of an image capture module according to the present invention;
FIG. 8 is a schematic diagram of the SOS key alarm circuit structure of the present invention;
FIG. 9 is a schematic diagram of an SOS APP alarm structure of the present invention;
FIG. 10 is a schematic diagram of an alarm structure of a controller module according to the present invention
Fig. 11 is a schematic diagram of a switching structure between the ground mobile communication network and the beidou short message communication network according to the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-11, the present invention provides a technical solution:
the first embodiment is as follows:
intelligent Beidou voice image transmission terminal comprises a ground mobile communication circuit, a Beidou short message circuit, a voice coding and decoding circuit, an image acquisition compression circuit, a satellite positioning circuit, a single chip microcomputer processing circuit, an SOS alarm circuit and a Bluetooth connecting circuit. The ground mobile communication circuit adopts a 4G or 5G communication module, is connected with a mobile communication antenna, and realizes data transmission and reception through a TCP/IP protocol. The big dipper short message circuit adopts the HS201 big dipper short message module of Nanjing sky hong chen core electron technology limited company to receive and transmit the short message signal through the big dipper satellite antenna. The voice coding and decoding circuit adopts a microphone and a loudspeaker, the reading and writing of voice coding data are realized through a vocoder circuit, and the encoder and the decoder can work simultaneously and have full duplex talkback.
Example two: the difference between the embodiment and the first embodiment is that the image acquisition circuit shoots and compresses images through the CMOS digital image sensor, and the generated image data is sent to the monitoring platform or another terminal through the ground mobile communication network or the Beidou short message satellite communication network after being processed by the processor. The satellite positioning circuit adopts a plurality of satellite combined positioning technologies, receives satellite signals through a satellite antenna, and obtains real-time longitude and latitude information through circuit resolving processing; the satellite positioning circuit adopts a multi-satellite combined positioning technology of a Beidou satellite system, a GPS satellite system and a Glonass navigation satellite system. The single chip microcomputer processing circuit is a central processing unit of the terminal, controls the on and off of each circuit, obtains longitude and latitude information through a serial port, sends the longitude and latitude information to the Beidou short message circuit through the serial port, controls the short message circuit to transmit the longitude and latitude information to realize position reporting, controls the voice circuit through the single chip microcomputer, can realize Beidou voice talkback, processes image data, and can transmit the image information to the monitoring platform through a ground network or a Beidou satellite network; the single chip microcomputer is also interconnected with the Bluetooth circuit through a serial port, an instruction sent by the mobile phone application software is sent to the single chip microcomputer through Bluetooth, and the single chip microcomputer controls the Beidou short message circuit after analysis; the single chip microcomputer controls the Beidou short message circuit through the serial port. The SOS alarm circuit is triggered by an alarm key of the equipment, and the single chip microcomputer starts an SOS alarm program to simultaneously transmit alarm information through a ground network and a Beidou satellite. The Bluetooth connecting circuit is used in a matching mode with the intelligent device, and after the Bluetooth connecting circuit is successfully connected with the intelligent device, the terminal is controlled through application software.
When the device works, the controller module is used as a core main control circuit to control the working state of each module circuit, and performs data interaction with the satellite positioning module, the Beidou short message module, the ground mobile communication module, the Bluetooth module and the voice talkback module through serial ports, and simultaneously controls the image acquisition module to compress and process image data; the satellite positioning module comprises a satellite positioning antenna, a band-pass filter, a low-noise amplifier MAX2659 and a special satellite positioning receiving chip ATGM336, wherein the antenna is a passive built-in antenna, the output end of the antenna is connected with the filter, then the output end of the antenna is connected with the input end of the low-noise amplifier, the output end of the antenna is connected with the positioning chip through the low-noise amplifier, satellite data resolving is realized, and the positioning chip is connected with the single chip microcomputer through a serial port; because the big dipper short message circuit adopts HS201 big dipper short message module of Nanjing sky hong Chen core electronic technology Co Ltd, the short message receiving and transmitting antenna is connected between the module input and output ports, the serial port is connected with the singlechip, the singlechip sends the short message sent by the serial port to the information, the short message is processed by the HS201 module and sent by the transmitting antenna, and the short message information received by the HS201 module is sent to the singlechip by the serial port; the ground mobile communication circuit can adopt a 2G, 4G or 5G mobile communication module, takes a 4G communication module as an example, the circuit adopts a 4G full-network communication module with the model of EC600, the radio frequency end of the module is connected with a 4G antenna, an external Internet of things card is connected, and a serial port is connected with a singlechip. When the terminal needs to send data through the ground mobile communication module, the single chip sends the data to the 4G module through the serial port according to a certain format. When the 4G module receives the data, the data are sent to the single chip microcomputer through the serial port. The terminal adopts a hardware key to realize a PTT function, the key is connected to a GPIO port of the single chip microcomputer, after the key is pressed down, the level of the GPIO port is pulled down, the single chip microcomputer program enters a voice acquisition program, and after the key is released, the single chip microcomputer transmits acquired voice data in a sub-packet mode; the voice talkback module adopts a vocoder WT60 to digitize analog voice, realizes voice coding and decoding and adopts an asynchronous full duplex mode; the intercommunication module is connected with the single chip microcomputer through a serial port, and the single chip microcomputer receives the voice coding data from the vocoder module and simultaneously returns the data to the vocoder module; the vocoder module is externally connected with a microphone for pickup, and is also connected with a loudspeaker through a voice output end to realize voice playing. The core component of the image acquisition module adopts an OV5640 type CMOS digital image sensor, the maximum image of 500 ten thousand pixels can be output, the data format of the output image supports JPEG compressed images, the data volume is greatly reduced, and the Beidou short message transmission is facilitated; the single chip microcomputer adopts STM32 series, and the series of controllers comprise DCMI digital camera interfaces and can support receiving data streams compressed in JPEG format. The SOS alarm module can trigger through key hardware to realize alarm information sending, and can start alarm through mobile phone APP software. The hardware triggered SOS circuit is realized by matching a key and a singlechip program, the key is connected with a GPIO port of the singlechip, the key is pressed for more than 3 seconds, and the singlechip program identifies the action of the key and triggers SOS alarm; software starts SOS warning, sends SOS alarm command through cell-phone APP, connects the singlechip through the bluetooth, starts alarming function. Bluetooth connection module adopts bluetooth BLE module, and serial ports connection singlechip realizes being connected with smart machine, like cell-phone, panel computer etc. carries out data interaction with smart machine, installs application on the smart machine, through bluetooth control terminal. The control circuit adopts an STM32F103 singlechip as a core main control circuit and is connected with each circuit through a serial port.
The switching method of the ground mobile communication network and the Beidou short message communication network comprises the following steps: the terminal is started, firstly, the ground mobile communication module and the Beidou short message module are initialized, and card reading operation and signal detection operation are respectively executed. XX, the single chip program informs the terminal of the current mobile communication signal intensity by judging the intensity information, when the signal intensity is lower than a value of 10, the signal quality is poor, and when the signal intensity is higher than 10, the signal quality is normal; when the signal strength feedback is a value of 99, it indicates that the terrestrial mobile signal is lost. When the ground mobile signal is normal, all communication operations of the terminal, such as voice sending and receiving, image sending and receiving, position reporting, SOS alarming and other information, are carried out through the ground mobile communication module, and the Beidou short message module is closed; when the ground mobile signal is lost, the terminal can automatically open the Beidou short message module, data sending and receiving are carried out through the Beidou short message, meanwhile, the numerical value of the ground mobile signal CSQ can be continuously monitored, once the ground signal is found to be recovered, the ground mobile communication module is immediately switched, and the Beidou short message module is closed.
The Beidou voice intercom method comprises the following steps: when voice is sent, a PTT key is pressed, the level of a corresponding GPIO port of the single chip microcomputer is pulled down, the single chip microcomputer program enters a voice acquisition program, the terminal picks up voice through a microphone and converts the voice into voice data through a vocoder, after the key is loosened, the single chip microcomputer subpackages the acquired voice data, the voice packets are divided into a plurality of sub-packets according to the communication length grade of a Beidou card of the terminal, and each packet is provided with a voice packet head identification bit and a sub-packet sequence number. After receiving the identification bit with the voice packet head, the other terminal receives the data packets one by one according to the sub-packet serial number, and finally the data packets are packed and restored into the whole voice data packet which is sent to the vocoder for voice playing.
The Beidou image transmission method comprises the following steps: the terminal shoots images through the camera and converts the images into image data through the image sensor, the single chip microcomputer subpackages the collected image data, the image data packets are divided into a plurality of sub-packets according to the communication length grade of the Beidou card of the terminal, and each packet is provided with an image packet head identification bit and a sub-packet sequence number. After receiving the identification bit with the image packet header, the other terminal receives the identification bit one by one according to the sub-packet sequence number, and finally the whole image data packet is restored by a group, and the image is displayed by the APP end which transmits the image data packet to the intelligent equipment through the Bluetooth.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (9)
1. Intelligence big dipper pronunciation image transmission terminal, its characterized in that: the intelligent monitoring system comprises a ground mobile communication circuit, a Beidou short message circuit, a voice coding and decoding circuit, an image acquisition and compression circuit, a satellite positioning circuit, a single chip microcomputer processing circuit, an SOS alarm circuit and a Bluetooth connecting circuit.
2. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the ground mobile communication circuit adopts a 4G or 5G communication module, is connected with a mobile communication antenna, and realizes data transmission and reception through a TCP/IP protocol.
3. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the big dipper short message circuit adopts the HS201 big dipper short message module of Nanjing sky hong chen core electron technology limited company to receive and transmit the short message signal through the big dipper satellite antenna.
4. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the voice coding and decoding circuit adopts a microphone and a loudspeaker, the reading and writing of voice coding data are realized through a vocoder circuit, and the encoder and the decoder can work simultaneously and have full duplex talkback.
5. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the image acquisition circuit shoots and compresses images through the CMOS digital image sensor, and generated image data are sent to the monitoring platform or another terminal through the ground mobile communication network or the Beidou short message satellite communication network after being processed by the processor.
6. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the satellite positioning circuit adopts a plurality of satellite combined positioning technologies, receives satellite signals through a satellite antenna, and obtains real-time longitude and latitude information through circuit resolving processing; the satellite positioning circuit adopts a multi-satellite combined positioning technology of a Beidou satellite system, a GPS satellite system and a Glonass navigation satellite system.
7. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the single chip microcomputer processing circuit is a central processing unit of the terminal, controls the on and off of each circuit, obtains longitude and latitude information through a serial port, sends the longitude and latitude information to the Beidou short message circuit through the serial port, controls the short message circuit to transmit the longitude and latitude information out, realizes position reporting, controls the voice circuit through the single chip microcomputer, can realize Beidou voice talkback, processes image data, and can transmit the image information to the monitoring platform through a ground network or a Beidou satellite network; the single chip microcomputer is also interconnected with the Bluetooth circuit through a serial port, an instruction sent by the mobile phone application software is sent to the single chip microcomputer through Bluetooth, and the single chip microcomputer controls the Beidou short message circuit after analysis; the single chip microcomputer controls the Beidou short message circuit through the serial port.
8. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the SOS alarm circuit is triggered through an alarm key of the equipment, the single chip microcomputer starts an SOS alarm program, and alarm information is transmitted out through a ground network and a Beidou satellite at the same time.
9. The intelligent Beidou voice and image transmission terminal according to claim 1, characterized in that: the Bluetooth connecting circuit is used in a matching mode with the intelligent device, and after the Bluetooth connecting circuit is successfully connected with the intelligent device, the terminal is controlled through application software.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111522422.1A CN114096013A (en) | 2021-12-13 | 2021-12-13 | Intelligent Beidou voice and image transmission terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111522422.1A CN114096013A (en) | 2021-12-13 | 2021-12-13 | Intelligent Beidou voice and image transmission terminal |
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| CN114096013A true CN114096013A (en) | 2022-02-25 |
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| CN202111522422.1A Pending CN114096013A (en) | 2021-12-13 | 2021-12-13 | Intelligent Beidou voice and image transmission terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116527122A (en) * | 2023-07-03 | 2023-08-01 | 中国人民解放军海军工程大学 | Beidou short message/telephone voice interconnection service system, method and equipment |
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2021
- 2021-12-13 CN CN202111522422.1A patent/CN114096013A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116527122A (en) * | 2023-07-03 | 2023-08-01 | 中国人民解放军海军工程大学 | Beidou short message/telephone voice interconnection service system, method and equipment |
| CN116527122B (en) * | 2023-07-03 | 2023-08-29 | 中国人民解放军海军工程大学 | Beidou short message/telephone voice interconnection service system, method and equipment |
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