CN215222189U - Short-wave private network information terminal - Google Patents
Short-wave private network information terminal Download PDFInfo
- Publication number
- CN215222189U CN215222189U CN202121726671.8U CN202121726671U CN215222189U CN 215222189 U CN215222189 U CN 215222189U CN 202121726671 U CN202121726671 U CN 202121726671U CN 215222189 U CN215222189 U CN 215222189U
- Authority
- CN
- China
- Prior art keywords
- switching matrix
- short
- wave
- module
- communication
- 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.)
- Active
Links
Images
Landscapes
- Telephonic Communication Services (AREA)
Abstract
The utility model discloses a shortwave private network information terminal belongs to shortwave communication technology application. The method comprises the following steps: the system comprises a computer platform, a signal exchange matrix, a plurality of communication function modules, an external interface module and a power supply module. The constant-amplitude newspaper processing module is in communication connection with the computer platform and is used for realizing automatic reading and sending of the constant-amplitude newspaper; the signal exchange matrix is in communication connection with the computer platform and is used for exchanging various Modem baseband signals, external input audio signals, internal synthetic audio/baseband signals and the like in the whole machine; the multiple communication functional modules are respectively in communication connection with the signal exchange matrix; and the external interface module is connected with the communication function module and the signal exchange matrix and is used for realizing the signal exchange of the external interface of the whole machine. The utility model relates to a can compatible multi-service communication terminal of current self-adaptation communication system, can effectively solve current system equipment communication link and build the chain difficulty, message transfer efficiency is low, the network system reliability weak scheduling problem.
Description
Technical Field
The utility model belongs to the technical field of short wave communication application, especially, short wave private network information terminal.
Background
The short-wave radio stations are different in system, different in application scene and transmitting power and numerous in manufacturers, so that the operation logics and the use methods of radio station products of different models are different, operation is troublesome for operators who operate radio station equipment daily, and training and learning cost is high.
With the development of short-wave communication technology, not only analog voice communication through a radio station but also datagram and voice communication through a short-wave Modem networking are required. The short wave radio station equipment has various models and specifications and does not have a Modem module of a unified communication system, so that the communication between two communication parties has the problems of difficult communication link establishment, low communication efficiency, communication and communication incapability even in some cases, weak network system reliability and the like under the condition that the models of the radio station equipment are inconsistent.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defect, the utility model provides a shortwave private network information terminal to solve the problem that the background art relates.
The utility model provides a shortwave private network information terminal, include:
a computer platform;
the constant-amplitude newspaper processing module is in communication connection with the computer platform and is used for realizing automatic reading and sending of the constant-amplitude newspaper;
the signal exchange matrix is in communication connection with the computer platform and is used for exchanging various Modem baseband signals, external input audio signals and internal synthesis audio/baseband signals in the whole machine;
the multiple communication functional modules are respectively in communication connection with the output end of the signal exchange matrix;
and the external interface module is connected with the communication function module and the signal exchange matrix and is used for realizing the signal exchange of the external interface of the whole machine.
Preferably or optionally, the short-wave private network information terminal is connected to the short-wave channel equipment through a remote control interface and a channel interface; connected to the attendant operating seat via a wired network.
Preferably or optionally, the short-wave channel device is a short-wave radio station or a short-wave access controller.
Preferably or optionally, the communication function module comprises:
the comprehensive Modem module is used for realizing the functions of comprehensive Modem data transmission, synchronous frequency selection and chain establishment;
the minimum Modem module is used for realizing minimum data communication;
and the wired telephone module is used for realizing the wireless switching function of voice.
Preferably or optionally, the external interface module comprises a front panel and a rear panel; the back panel is provided with a plurality of groups of terminal interfaces for connecting external channel equipment, and the front panel is provided with a plurality of terminal interfaces and a human-computer interaction interface for human-computer interaction operation.
Preferably or optionally, the external interface module comprises: the device comprises at least one channel interface, at least two network ports, at least four USB interfaces, at least one remote control port, at least one telephone interface, at least one time service interface, at least one power interface and at least one VGA interface for external display.
Preferably or optionally, the signal switching matrix comprises: the system comprises a singlechip, a first audio switching matrix, a second audio switching matrix, a third audio switching matrix, a first numerical control potentiometer and a second numerical control potentiometer;
one end of the first audio switching matrix is connected with a radio station channel port, and the other end of the first audio switching matrix is connected with a voice end and a loudspeaker; the radio frequency conversion device is used for converting radio frequency of the radio station into a voice signal;
one end of the second audio switching matrix is connected with the third audio switching matrix, and the other end of the second audio switching matrix is connected with the output end of the short-wave Modem; the audio signal used for outputting the short wave Modem;
the third audio switching matrix is positioned on a connection path of the first audio switching matrix, the second audio switching matrix and the radio station channel port and is used for converting the short wave Modem audio signal or voice signal into a radio station transmitting audio frequency;
the first numerical control potentiometer is positioned on a connecting passage of the first audio switching matrix and the loudspeaker;
the second digital control potentiometer is positioned on a connecting passage of the third audio switching matrix and the radio station channel port;
and the singlechip is connected with the first audio switching matrix, the second audio switching matrix, the third audio switching matrix, the first numerical control potentiometer and the second numerical control potentiometer.
Preferably or optionally, the single chip microcomputer adopts an autonomous controllable domestic single chip microcomputer GD32F 450.
Preferably or optionally, further comprising: the power supply module is connected with the computer platform, the signal exchange matrix and the various communication functional modules and is used for receiving external power supply and supplying power to all the modules in the computer platform; the power supply module is a power supply with 220V alternating current input and 12V-12V, 5V and 3.3V direct current output respectively.
The utility model relates to a shortwave private network information terminal compares in prior art, has following beneficial effect:
1. the short-wave radio station is connected with the channel interface through the remote control interface, is compatible with short-wave radio stations of different systems or short-wave access controllers, is adaptive to short-wave radio station equipment of various systems and powers, unifies the communication operation of the short-wave radio station, improves the operability, and reduces the learning and operating difficulty of a waiter;
2. through the built-in comprehensive Modem module, datagram transmission and vocoded speech transmission among different radio station devices are achieved in a unified mode, and communication efficiency is improved.
3. The automatic sending and reading functions of the constant-amplitude newspaper signals are intelligently realized through the built-in constant-amplitude newspaper processing module.
4. The synchronous frequency selection link establishment is realized through the built-in comprehensive Modem module, a new link establishment mode is provided for the short-wave communication link establishment technology, and the short-wave communication efficiency is improved.
5. The short-wave high anti-interference communication capability is improved through the built-in minimum Modem module, minimum data communication can be realized under the condition of extremely low signal-to-noise ratio, and a short-wave communication task is completed.
6. The standard 2U 19-inch frame structure design is adopted, the application is wide, and multiple application environments such as machine rooms and vehicle-mounted environments are facilitated.
To sum up, the utility model is connected to the short wave channel equipment through a remote control interface and a channel interface by arranging a plurality of functional modules for building a chain and processing signals; connected to the attendant operating seat via a wired network. By adapting to various short wave channel devices and unifying the operation interaction mode and the communication system of the short wave service, the problems of difficult communication link establishment, low message transmission efficiency, weak network system reliability and the like of the active system device are effectively solved, the operation difficulty of the attendant is reduced, and the communication efficiency is improved.
Drawings
FIG. 1 is a schematic view of the working principle of the middle information terminal of the present invention
Fig. 2 is a schematic diagram of the hardware set of the information terminal of the present invention.
Fig. 3 is a signal flow diagram of the internal module of the middle terminal according to the present invention.
Fig. 4 is a schematic interface diagram of the rear panel of the present invention.
Fig. 5 is a schematic diagram of the structure of the medium-amplitude newspaper module of the present invention.
Fig. 6 is a schematic diagram of the structure of the integrated Modem module according to the present invention.
Fig. 7 is a schematic diagram of the structure of the wired telephone module according to the present invention.
Fig. 8 is a schematic diagram of the signal switching matrix composition architecture of the present invention.
The reference signs are: the system comprises a computer platform 1, a constant amplitude report processing module 2, a signal exchange matrix 3, a comprehensive Modem module 4, a minimum Modem module 5, a wired telephone module 6, an external interface module 7, a power supply module 8, a rear panel 71, a channel interface 72, a network port 73, a USB interface 74, a remote control port 75, a telephone interface 76, a time service interface 77, a power supply interface 78, a VGA interface 79, a single chip microcomputer 31, a first audio switching matrix 32, a second audio switching matrix 33, a third audio switching matrix 34, a first numerical control potentiometer 35 and a second numerical control potentiometer 36.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
Referring to fig. 1 to 8, a short-wave private network information terminal includes: the system comprises a computer platform 1, a constant amplitude report processing module 2, a signal exchange matrix 3, a comprehensive Modem module 4, a minimum Modem module 5, a wired telephone module 6, an external interface module 7, a power supply module 8, a rear panel 71, a channel interface 72, a network port 73, a USB interface 74, a remote control port 75, a telephone interface 76, a time service interface 77, a power supply interface 78, a VGA interface 79, a single chip microcomputer 31, a first audio switching matrix 32, a second audio switching matrix 33, a third audio switching matrix 34, a first numerical control potentiometer 35 and a second numerical control potentiometer 36.
The short-wave private network information terminal is designed by adopting a standard 2U 19-inch rack structure, and is convenient for multiple application environments such as machine rooms, vehicles and the like. Referring to fig. 1 to 3, the short-wave private network information terminal is composed of a computer platform 1, a signal switching matrix 3, communication function modules, an external interface module 7 and a power supply module 8. The computer platform 1 is used for realizing the operation of the whole system and the service operation of each functional module. The constant-amplitude newspaper processing module 2 is in communication connection with the computer platform 1 and is used for realizing the functions of automatically copying and sending the constant-amplitude newspaper. The signal exchange matrix 3 is in communication connection with the computer platform 1 and is used for exchanging various Modem baseband signals, external input audio signals, internal synthesis audio/baseband signals and the like in the whole machine. The multiple communication function module is connected with signal exchange matrix 3 communication respectively, and the communication function module includes: the integrated Modem module 4, the minimum Modem module 5 and the wired telephone module 6. The comprehensive Modem module 4 is used for realizing comprehensive Modem data transmission and synchronous frequency selection link establishment functions; the minimum Modem module 5 is used for realizing minimum data communication; the wired telephone module 6 is used for realizing the function of wireless transfer of voice. The external interface modules 7 are respectively provided on the front panel and the rear panel 71; the rear panel 71 is provided with a plurality of sets of terminal USB interfaces 74 for external devices to be connected and used, and the front panel comprises the terminal USB interfaces 74 and a human-computer interaction interface for human-computer interaction operation and use. Referring to fig. 4, the external interface module 7 provided on the rear panel 71 includes: the system comprises a channel interface 72(600 omega impedance and four-wire balanced input and output) adopting an aviation socket, two network ports 73 in an RJ45 form, two USB interfaces 74 in a TYPE-A form, a remote control port 75 adopting the aviation socket, a telephone interface 76 in an RJ11 form, a time service interface 77 adopting the aviation socket, a power interface 78 adopting the aviation socket and an external VGA interface 79 for display. The power supply module 8 is connected with the computer platform 1, the signal exchange matrix 3 and the various communication functional modules, and is used for realizing the power supply conversion of the whole computer, receiving external power supply and supplying power to all the modules in the computer; the power supply module 8 is a power supply with 220V alternating current input and 12V, -12V, 5V and 3.3V direct current output respectively.
In a further embodiment, the equiamplitude newspaper processing module is an embedded board card for automatically receiving and dispatching newspaper based on artificial intelligence, and the function of automatically sending and receiving the short-wave morse code is completed. The embedded board card interface is simple and easy to use, and can start working after being electrified. Convenient installation and fixation, and strong environmental adaptability. Referring to fig. 5, the constant amplitude report module has a structure that: external audio is transmitted into the sampling AD chip through an interface, an FPGA chip runs an artificial intelligence algorithm, input audio identification is converted into corresponding constant-amplitude newspaper codes, interface control is achieved through a single chip microcomputer, serial port or USB port information is converted, and the serial port or USB port information is output to a whole computer platform. The Morse code message can be automatically converted into a text message and automatically sent. In addition, the embedded board card needs to dissipate heat in the FPGA, the board card can carry a heat dissipation device when being shipped from a factory, and if necessary, an air duct is designed to flow through the heat dissipation surface.
In a further embodiment, referring to fig. 6, the integrated Modem module is a communication dedicated chip developed by watson technology, and two DSPs are built in the communication dedicated chip, the master chip mainly completes signal identification, slave chip control and management of external resources, and the slave chip mainly completes operation processing of data, including coding and decoding, modulation and demodulation, and the like; the external storage chip adopts a domestic FLASH chip which is easy to innovate as a program storage medium of the module; the microcontroller chip adopts a million-easy-to-innovate domestic MCU to manage the message data receiving and transmitting between the short wave transmission module and the mainboard; the digital-to-analog conversion chip adopts an AD/DA sampling chip of Suzhou cis-core to realize high-speed high-precision digital-to-analog/analog-to-digital conversion of signals; the clock chip adopts a high-stability crystal oscillator of Nanjing Hajiang technology to provide an external high-speed clock signal for the integrated circuit; the watchdog circuit adopts a special Saint Pont microelectronic chip for reset control of the system.
In a further embodiment, the minimum Modem module is a general-purpose hardware module, which is model JDSV 001. The high-reliability transmission system and the high-reliability transmission technology are adopted, and high-reliability transmission under the environment with low signal-to-noise ratio can be realized.
In a further embodiment, referring to fig. 7, the wired telephone module includes a voice detection unit, a voice synthesis unit, a dialing circuit, a two-four wire conversion circuit, and a dial tone identification circuit, and is connected to a telephone line through a two-wire interface, and connected to a computer platform through a serial port, and performs information interaction with upper application software to complete a voice wireless transfer communication function, where the specific functions include software dialing, off-hook, on-hook, voice navigation, and software PTT.
Referring to fig. 8, the signal switching matrix 3 includes: the digital audio amplifier comprises a single chip microcomputer 31, a first audio switching matrix 32, a second audio switching matrix 33, a third audio switching matrix 34, a first numerical control potentiometer 35 and a second numerical control potentiometer 36. One end of the first audio switching matrix 32 is connected with a radio station channel port, and the other end is connected with a voice end and a loudspeaker; for converting station radio frequency to voice signals. One end of the second audio switching matrix 33 is connected with the third audio switching matrix 34, and the other end is connected with the output end of the short-wave Modem; and the short-wave Modem audio signal is output. The third audio switching matrix 34 is positioned on the connection path of the first audio switching matrix 32, the second audio switching matrix 33 and the radio station channel port, and is used for converting the short wave Modem transfer datagram or voice signal into the radio station sending audio frequency; the first numerical control potentiometer 35 is positioned on a connecting passage of the first audio switching matrix 32 and the loudspeaker; the second numerical control potentiometer 36 is positioned on a connecting channel of the third audio switching matrix 34 and the radio station channel port; the single chip microcomputer 31 adopts an autonomous controllable domestic single chip microcomputer GD32F450, and the single chip microcomputer 31 is connected with the first audio switching matrix 32, the second audio switching matrix 33, the third audio switching matrix 34, the first numerical control potentiometer 35 and the second numerical control potentiometer 36. Of course, it is obvious to those skilled in the art that other operational amplifier circuits, level matching circuits, and PTT optical coupler circuits are also included in the signal switching matrix 3, and the specific connection structure may refer to the accompanying drawings, which are not described herein. A plurality of different Modem baseband signals, external input audio signals, internal synthesis audio/baseband signals and the like in the whole machine are exchanged through the signal exchange matrix 3, and are output to the external interface module 7 after being selected through the computer platform 1.
In the use process, the whole machine is linked to the short wave channel equipment through the remote control interface 77 and the channel interface 72; the system is connected to a post attendant operating seat through a wired network, exchanges various Modem baseband signals, external input audio signals, internal synthetic audio/baseband signals and the like in the whole machine through a signal exchange matrix 3, selects the signals through a computer platform 1 and outputs the signals to an external interface module 7. The built-in comprehensive Modem module 4 uniformly realizes datagram transfer and vocoded speech transfer among different radio station devices; the automatic sending and reading functions of the constant amplitude newspaper signals are realized through the built-in constant amplitude newspaper processing module 2; the built-in comprehensive Modem module 4 realizes synchronous frequency selection link establishment, provides a new link establishment mode for the short-wave communication link establishment technology, and improves the short-wave communication efficiency; the built-in minimum Modem module 5 realizes a minimum data communication module, realizes short-wave high-interference-resistance communication, and can complete short-wave communication tasks under the condition of extremely low signal-to-noise ratio. The whole machine is adapted to various short-wave channel devices, the operation interaction mode and the communication system of short-wave services are unified, and the problems that the existing system devices are difficult in communication and link establishment, low in message transmission efficiency, poor in network system reliability and the like are effectively solved. The operation difficulty of the attendant is reduced, and the communication efficiency is improved.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
Claims (8)
1. The short-wave private network information terminal is characterized in that the information terminal is connected to short-wave channel equipment of different systems through a remote control interface and a channel interface and is connected to an operator seat through a wired network;
the information terminal includes:
a computer platform;
the constant-amplitude newspaper processing module is in communication connection with the computer platform and is used for realizing automatic reading and sending of the constant-amplitude newspaper;
the signal exchange matrix is in communication connection with the computer platform and is used for exchanging various Modem baseband signals, external input audio signals and internal synthesis audio/baseband signals in the whole machine;
the multiple communication functional modules are respectively in communication connection with the signal switching matrix;
and the external interface module is connected with the communication function module and the signal exchange matrix and is used for realizing the signal exchange of the external interface of the whole machine.
2. The short-wave private network information terminal of claim 1, wherein the short-wave channel device is a short-wave radio station or a short-wave access controller.
3. The short-wave private network information terminal of claim 1, wherein the communication function module comprises:
the comprehensive Modem module is used for realizing the functions of comprehensive Modem data transmission, synchronous frequency selection and chain establishment;
the minimum Modem module is used for realizing minimum data communication;
and the wired telephone module is used for realizing the wireless switching function of voice.
4. The short-wave private network information terminal of claim 1, wherein the external interface modules are respectively disposed on a front panel and a rear panel; the back panel is provided with a plurality of groups of terminal interfaces for connecting external channel equipment, and the front panel is provided with a plurality of terminal interfaces and a human-computer interaction interface for human-computer interaction operation.
5. The short wave private network information terminal of claim 4, wherein the external interface module comprises: the device comprises at least one channel interface, at least two network ports, at least four USB interfaces, at least one remote control port, at least one telephone interface, at least one time service interface, at least one power interface and at least one VGA interface for external display.
6. The shortwave private network information terminal of claim 1, wherein the signal switching matrix comprises: the system comprises a singlechip, a first audio switching matrix, a second audio switching matrix, a third audio switching matrix, a first numerical control potentiometer and a second numerical control potentiometer;
one end of the first audio switching matrix is connected with a radio station channel port, and the other end of the first audio switching matrix is connected with a voice end and a loudspeaker; the radio frequency conversion device is used for converting radio frequency of the radio station into a voice signal;
one end of the second audio switching matrix is connected with the third audio switching matrix, and the other end of the second audio switching matrix is connected with the output end of the short-wave Modem; the audio signal used for outputting the short wave Modem;
the third audio switching matrix is positioned on a connection path of the first audio switching matrix, the second audio switching matrix and the radio station channel port and is used for converting the audio frequency or voice signals sent by the short wave Modem into the radio station audio frequency;
the first numerical control potentiometer is positioned on a connecting passage of the first audio switching matrix and the loudspeaker;
the second digital control potentiometer is positioned on a connecting passage of the third audio switching matrix and the radio station channel port;
the single chip microcomputer is connected with the first audio switching matrix, the second audio switching matrix, the third audio switching matrix, the first numerical control potentiometer and the second numerical control potentiometer.
7. The short-wave private network information terminal of claim 6, wherein the single chip microcomputer is an autonomous controllable home-made single chip microcomputer GD32F 450.
8. The short wave private network information terminal of claim 1, further comprising: the power supply module is connected with the computer platform, the signal exchange matrix and the various communication functional modules and is used for receiving external power supply and supplying power to all the modules in the computer platform; the power supply module is a power supply with 220V alternating current input and 12V-12V, 5V and 3.3V direct current output respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121726671.8U CN215222189U (en) | 2021-07-28 | 2021-07-28 | Short-wave private network information terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121726671.8U CN215222189U (en) | 2021-07-28 | 2021-07-28 | Short-wave private network information terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215222189U true CN215222189U (en) | 2021-12-17 |
Family
ID=79428741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121726671.8U Active CN215222189U (en) | 2021-07-28 | 2021-07-28 | Short-wave private network information terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215222189U (en) |
-
2021
- 2021-07-28 CN CN202121726671.8U patent/CN215222189U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105306873A (en) | Portable desktop audio and video conference device and system | |
| CN215222189U (en) | Short-wave private network information terminal | |
| CN204425519U (en) | A kind of Visual Speaker-phone | |
| CN205142396U (en) | Desk -top meeting equipment of portable audio frequency and video and system | |
| CN103297636B (en) | A kind of based on SHDSL multicast communication device systems and method | |
| CN113098820B (en) | Multi-carrier signal processing device and method based on VPX architecture | |
| CN109086243A (en) | A kind of Android system core control panel of band LTE communication function | |
| CN208673332U (en) | A kind of Android system core control panel of band LTE communication function | |
| CN209930294U (en) | Multimedia integrated access equipment for emergency communication system | |
| CN202918305U (en) | SDH multi-service integrated transmission equipment | |
| CN201341213Y (en) | Large capacity digital cross integrated multiplexing equipment | |
| CN217589071U (en) | Automatic address coding circuit suitable for battery management system | |
| CN205450874U (en) | Fuse dispatch system based on ATCA framework | |
| CN217469965U (en) | FXSO12 simulation single board of SDH simulator | |
| CN217469968U (en) | ETF8 simulation single board of SDH simulator | |
| CN218512982U (en) | Wireless GCU | |
| CN217469966U (en) | AUX simulation single board of SDH simulator | |
| CN219514216U (en) | Wireless conference management host with built-in audio transmission antenna | |
| CN209545739U (en) | A kind of integrated maneuvering platform of intelligent sound meeting analysis | |
| CN218958914U (en) | Multichannel parameter loading circuit of ground radio station | |
| CN217469969U (en) | D75S simulation single board of SDH simulator | |
| CN211454260U (en) | Multi-service composite bus centralized controller and networking system thereof | |
| CN213754575U (en) | Intelligent mobile phone integrated with LTE-4G private network module | |
| CN202218424U (en) | Wireless integration communication gateway | |
| CN201740638U (en) | Time division multiplex device for tester and equipment in EDFA performance test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |