CN109246651A - A kind of portable self-organizing network system - Google Patents
A kind of portable self-organizing network system Download PDFInfo
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- CN109246651A CN109246651A CN201811121672.2A CN201811121672A CN109246651A CN 109246651 A CN109246651 A CN 109246651A CN 201811121672 A CN201811121672 A CN 201811121672A CN 109246651 A CN109246651 A CN 109246651A
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- modulation
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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
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/48—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of portable self-organizing network systems, including networking module and more than two user terminals, and the networking module includes RF front-end module and modulation /demodulation module；The RF front-end module includes RF switch, power amplification circuit and filter amplification circuit, and the modulation /demodulation module includes video and audio coding, ethernet controller, modulation circuit and demodulator circuit；The user terminal includes MCU and wireless communication module；The user terminal for controlling the wireless signal that need to be transmitted by MCU, and is wirelessly transferred；The RF front-end module, for being filtered and enhanced processing to receiving or sending wireless signal；The modulation /demodulation module for the signal after filter amplifying processing to be demodulated or modulated, and is transmitted to other users terminal again by wireless or serial ports.The present invention solves the problems, such as Special section difficult communication, can rapid deployment ad hoc network equipment, ensure in-vehicle network communication it is unimpeded.
Description
Technical field
The present invention relates to technical field of information processing more particularly to a kind of portable self-organizing network systems.
Background technique
With the development of society, Large-Scale Group event and the type of emergency event increase, police's law enforcement region on duty
Complication；User terminal in organization activity, or in area of the remote districts without communication network, duty vehicle cannot connect
It is communicated to existing telecommunication network or other networks, field data can not be obtained in time, and make corresponding processing；If shadow
The progress of movable development or critical activity is rung, consequence can be than more serious；It is time-consuming but if temporarily going to build communication network
Arduously, and it cannot achieve rapid deployment, effectively deploy to ensure effective monitoring and control of illegal activities and dismount at any time；Therefore, to cope with the particular surroundings without network communication,
It is communicated in the case where foundation-free communications facility, a kind of portable self-organizing network system is developed in duty vehicle, by the more of car
The problem of a user terminal is connected in the wireless network temporarily set up, and is able to solve Special section difficult communication, in no base
The area of plinth communication equipment, communication environment difference, rapid deployment ad hoc network equipment ensure the unimpeded of in-vehicle network communication.
Summary of the invention
The shortcoming that the present invention develops for current needs and the prior art, provides a kind of portable ad hoc network system
System, solve the problems, such as Special section difficult communication, can rapid deployment ad hoc network equipment, ensure in-vehicle network communication it is smooth
It is logical.
To achieve the goals above, the following technical solution is employed by the present invention:
The present invention provides a kind of portable self-organizing network system, including networking module and more than two user terminals, the networkings
Module includes RF front-end module and modulation /demodulation module；
The RF front-end module includes RF switch, power amplification circuit and filter amplification circuit；
The modulation /demodulation module includes video and audio coding, ethernet controller, modulation circuit and demodulator circuit；
The user terminal includes MCU and wireless communication module；
The user terminal for controlling the wireless signal that need to be transmitted by MCU, and is wirelessly transferred；
The RF front-end module, for being filtered to the wireless signal received or sent and enhanced processing；
The modulation /demodulation module for the wireless signal after filtering and enhanced processing to be demodulated or modulated, and is led to again
It crosses wireless or serial ports and is transmitted to other users terminal.
Preferably, the modulation circuit includes baseband transmission unit, modulation unit and power control unit；
The demodulator circuit includes Baseband-Receive unit, demodulating unit and low-converter；
The video and audio coding and ethernet controller are connected to the baseband transmission unit of modulation circuit, the base band hair
It penetrates unit and is sequentially connected modulation unit and power control unit；The power control unit is connected to the function in RF front-end module
Rate amplifying circuit, the power amplification circuit are connected to the input terminal of RF switch；
The output end of the RF switch connects filter amplification circuit, and the filter amplification circuit is sequentially connected in demodulator circuit
Low-converter, demodulating unit and Baseband-Receive unit, the Baseband-Receive unit are separately connected video and audio coding and ether
Net controller.
Preferably, the RF switch is connected with antenna；
The antenna, for being received and dispatched to wireless signal.
Preferably, the power amplification circuit includes high-frequency amplifier circuit and low-frequency amplifier circuit, high-frequency amplifier circuit with
Modulation circuit constitutes high frequency channel；Low-frequency amplifier circuit and RF switch constitute low frequency channel.
Preferably, the ethernet controller includes data traffic interfaces, for being connected data traffic interfaces by route
It is connected to other users terminal, carries out the communication of data.
Preferably, the modulation unit, for being modulated to wireless signal using orthogonal modulation mode；The demodulation is single
Member, for being demodulated to wireless signal using quadrature demodulation mode.
Preferably, the video and audio coding, for producing base band after encoding to audio or video call-information
Signal is emitted, or carries out audio or video call after being decoded to the baseband signal received.
Beneficial effects of the present invention:
By the way that portable self-organizing network system is arranged in the car, interior multiple user terminals can be connected to temporarily the present invention simultaneously
In the wireless network of establishment, and multiple channels are used between multiple user terminals, will not generate conflict, ensure the wireless network of building
The normal operation of network communication；Realize the transmitted in both directions between user terminal；The problem of being able to solve Special section difficult communication,
In foundation-free communication equipment, the area of communication environment difference, rapid deployment ad hoc network equipment ensures the unimpeded of in-vehicle network communication；
Construction suitable for template activity place without equipment and remote districts, is able to carry out rapid deployment, effectively deploys to ensure effective monitoring and control of illegal activities and dismount at any time.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of portable self-organizing network system of the present invention.
Fig. 2 is a kind of modulation circuit structural schematic diagram of portable self-organizing network system of the present invention.
Fig. 3 is a kind of demodulator circuit structural schematic diagram of portable self-organizing network system of the present invention.
Fig. 4 is that a kind of user terminal of portable self-organizing network system of the present invention and networking module are wirelessly connected structural representation
Figure.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail:
Embodiment one: as shown in Figure 1, a kind of portable self-organizing network system provided by the invention, comprising: networking module 200 and two
A above user terminal 100, the networking module 200 include RF front-end module 201 and modulation /demodulation module 202；
The RF front-end module 201 includes RF switch 2011, power amplification circuit 2012 and filter amplification circuit 2013；
The modulation /demodulation module 202 includes video and audio coding 2021, ethernet controller 2022,2023 and of modulation circuit
Demodulator circuit 2024；
The user terminal 100 includes MCU101 and wireless communication module 102；
The user terminal 100 for controlling the wireless signal that need to be transmitted by MCU101, and is wirelessly transferred；
The RF front-end module 201, for being filtered to the wireless signal received or sent and enhanced processing；
The modulation /demodulation module 202 for the wireless signal after filter amplifying processing to be demodulated or modulated, and is led to again
It crosses wireless or serial ports and is transmitted to other users terminal 100.
Embodiment two: as shown in Fig. 1 ~ Fig. 3, the portable self-organizing network system of another kind of the invention, including networking module 200
With more than two user terminals 100, the networking module 200 includes RF front-end module 201 and modulation /demodulation module 202；
The RF front-end module 201 includes RF switch 2011, power amplification circuit 2012 and filter amplification circuit 2013；Institute
It states power amplification circuit 2012 and includes high-frequency amplifier circuit and low-frequency amplifier circuit, high-frequency amplifier circuit and 2023 structure of modulation circuit
At high frequency channel；Low-frequency amplifier circuit and RF switch 2011 constitute low frequency channel.
The modulation /demodulation module 202 includes video and audio coding 2021, ethernet controller 2022, modulation circuit
2023 and demodulator circuit 2024；The user terminal 100 includes MCU101 and wireless communication module 102；The user terminal
100, for controlling the wireless signal that need to be transmitted by MCU101, and it is wirelessly transferred；The RF front-end module 201 is used
In being filtered and enhanced processing to receiving or sending wireless signal.
The modulation /demodulation module 202, for the signal after filtering and enhanced processing to be demodulated or modulated, and again
Other users terminal 100 is transmitted to by wireless or serial ports.
The modulation circuit 2023 includes baseband transmission unit 2303, modulation unit 2302 and power control unit 2301；
The demodulator circuit 2024 includes Baseband-Receive unit 2403, demodulating unit 2402 and low-converter 2401；Wherein, the modulation
Unit 2302, for being modulated to wireless signal using orthogonal modulation mode；The demodulating unit 2402, for wireless communication
It number is demodulated using quadrature demodulation mode.The video and audio coding 2021 and ethernet controller 2022 are connected to tune
The baseband transmission unit 2303 of circuit 2023 processed, the baseband transmission unit 2303 are sequentially connected modulation unit 2302 and power control
Unit 2301 processed；The power control unit 2301 is connected to the power amplification circuit 2012 in RF front-end module 201, described
Power amplification circuit 2012 is connected to the input terminal of RF switch 2011.
The output end of the RF switch 2011 connects filter amplification circuit 2013, and the filter amplification circuit 2013 is successively
Connect low-converter 2401, demodulating unit 2402 and the Baseband-Receive unit 2403 in demodulator circuit 2024, the Baseband Receiver
Unit 2403 is separately connected video and audio coding 2021 and ethernet controller 2022；The RF switch 2011 is connected with day
Line；The antenna, for being received and dispatched to wireless signal.
The video and audio coding 2021, for producing baseband signal after encoding to audio or video call-information
Emitted, or carries out audio or video call after being decoded to the baseband signal received.The ethernet controller
2022 include data traffic interfaces, for data traffic interfaces to be connected to other users terminal 100 by route, carries out data
Communication.
Specifically, networking module 200 transmits wireless signal by the distribution method of subcarrier on sequence control and frequency, it will
Signal connection is carried out between more than two user terminals 100 in present networks.
It should be noted that the wireless signal that the networking module 200 of heterogeneous networks transmits occupies different channels, mutually it
Between will not have an impact；Wherein, the working frequency range of the wireless signal of band transmissions can in 330~400MHz/430~530MHz
It adjusts.
It should be noted that user terminal 100 described in the present embodiment refer to computer, monitor, intercom and
Other include the equipment of MCU101 and wireless communication module 102.
As a kind of enforceable mode, the wireless communication module 102 in the present embodiment uses DATA-6106 wireless data sending
Module or JF24D module；Video and audio coding 2021 in the present embodiment uses DPD or H.264 encoding and decoding technique.
As shown in figure 4, for two user terminals 100 and 200 connection schematic diagram of networking module；This according to the present embodiment be
The ad hoc network method for composition of uniting, its step are as follows:
Step 1: a user terminal 100 controls the wireless signal that need to be transmitted by MCU101, and passes through wireless communication module 102
It is wirelessly transferred；
Step 2: antenna receives wireless signal, and reaches RF switch 2011；
Step 3: RF switch 2011 is filtered after enhanced processing wireless signal and is transmitted to demodulator circuit 2024, to wireless communication
It number carries out after being modulated to the working frequency range of another user terminal 100, is issued again by antenna；
Step 4: after another user terminal 100 receives wireless signal, being transmitted to MCU101 analysis processing；It can be by two users
100 networking transport of terminal；
Self-organizing network system in the present embodiment is transmitted in both directions, therefore the step of reception and transmission of wireless signal is essentially identical.
Illustrated above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of portable self-organizing network system, which is characterized in that including networking module (200) and more than two user terminals
(100), the networking module (200) includes RF front-end module (201) and modulation /demodulation module (202)；
The RF front-end module (201) includes RF switch (2011), power amplification circuit (2012) and filter amplification circuit
(2013)；
The modulation /demodulation module (202) includes video and audio coding (2021), ethernet controller (2022), modulation circuit
(2023) and demodulator circuit (2024)；
The user terminal (100) includes MCU(101) and wireless communication module (102)；
The user terminal (100), for passing through MCU(101) wireless signal that need to be transmitted is controlled, and be wirelessly transferred；
The RF front-end module (201), for being filtered to the wireless signal received or sent and enhanced processing；
The modulation /demodulation module (202), for the wireless signal after filtering and enhanced processing to be demodulated or modulated, and again
It is secondary that other users terminal (100) are transmitted to by wireless or serial ports.
2. a kind of portable self-organizing network system according to claim 1, which is characterized in that modulation circuit (2023) packet
Include baseband transmission unit (2303), modulation unit (2302) and power control unit (2301)；
The demodulator circuit (2024) includes Baseband-Receive unit (2403), demodulating unit (2402) and low-converter (2401)；
The video and audio coding (2021) and ethernet controller (2022) are connected to the base band of modulation circuit (2023)
Transmitting unit (2303), the baseband transmission unit (2303) are sequentially connected modulation unit (2302) and power control unit
(2301)；The power control unit (2301) is connected to the power amplification circuit (2012) in RF front-end module (201), institute
State the input terminal that power amplification circuit (2012) is connected to RF switch (2011)；
The output end of the RF switch (2011) connects filter amplification circuit (2013), the filter amplification circuit (2013) according to
Low-converter (2401), demodulating unit (2402) and Baseband-Receive unit (2403) in secondary connection demodulator circuit (2024), institute
It states Baseband-Receive unit (2403) and is separately connected video and audio coding (2021) and ethernet controller (2022).
3. a kind of portable self-organizing network system according to claim 1, which is characterized in that the RF switch (2011) is even
It is connected to antenna；
The antenna, for being received and dispatched to wireless signal.
4. a kind of portable self-organizing network system according to claim 1, which is characterized in that the power amplification circuit
It (2012) include high-frequency amplifier circuit and low-frequency amplifier circuit, it is logical that high-frequency amplifier circuit and modulation circuit (2023) constitute high frequency
Road；Low-frequency amplifier circuit and RF switch (2011) constitute low frequency channel.
5. a kind of portable self-organizing network system according to claim 1, which is characterized in that the ethernet controller
(2022) include data traffic interfaces, for being connected to data traffic interfaces other users terminal (100) by route, carry out
The communication of data.
6. a kind of portable self-organizing network system according to claim 2, which is characterized in that the modulation unit (2302),
For being modulated to wireless signal using orthogonal modulation mode；The demodulating unit (2402), for being used to wireless signal
Quadrature demodulation mode is demodulated.
7. a kind of portable self-organizing network system according to claim 1, which is characterized in that the video and audio coding
(2021), the baseband signal for generating after encoding to audio or video call-information emits, or to receiving
Baseband signal carries out audio or video call after being decoded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121672.2A CN109246651A (en) | 2018-09-26 | 2018-09-26 | A kind of portable self-organizing network system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121672.2A CN109246651A (en) | 2018-09-26 | 2018-09-26 | A kind of portable self-organizing network system |
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| CN109246651A true CN109246651A (en) | 2019-01-18 |
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| CN201811121672.2A Pending CN109246651A (en) | 2018-09-26 | 2018-09-26 | A kind of portable self-organizing network system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266993A (en) * | 2019-06-25 | 2019-09-20 | 福州数据技术研究院有限公司 | A kind of wireless self-networking video communication method and its terminal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140162616A1 (en) * | 2011-11-07 | 2014-06-12 | James Roy Bradley | Apparatus and method for inhibiting portable electronic devices |
| CN105743528A (en) * | 2016-03-22 | 2016-07-06 | 山东超越数控电子有限公司 | Broadband ad hoc network based apparatus and method for realizing data wireless communication between devices |
| CN207603935U (en) * | 2017-10-31 | 2018-07-10 | 中云沃达（山东）物联网科技有限公司 | Radio station and ad hoc network wireless communication system |
-
2018
- 2018-09-26 CN CN201811121672.2A patent/CN109246651A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140162616A1 (en) * | 2011-11-07 | 2014-06-12 | James Roy Bradley | Apparatus and method for inhibiting portable electronic devices |
| CN105743528A (en) * | 2016-03-22 | 2016-07-06 | 山东超越数控电子有限公司 | Broadband ad hoc network based apparatus and method for realizing data wireless communication between devices |
| CN207603935U (en) * | 2017-10-31 | 2018-07-10 | 中云沃达（山东）物联网科技有限公司 | Radio station and ad hoc network wireless communication system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266993A (en) * | 2019-06-25 | 2019-09-20 | 福州数据技术研究院有限公司 | A kind of wireless self-networking video communication method and its terminal |
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Application publication date: 20190118 |
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