CN108600678A - Vehicular video intercom and data processing method based on FM short-distance transmissions - Google Patents
Vehicular video intercom and data processing method based on FM short-distance transmissions Download PDFInfo
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- CN108600678A CN108600678A CN201711480131.4A CN201711480131A CN108600678A CN 108600678 A CN108600678 A CN 108600678A CN 201711480131 A CN201711480131 A CN 201711480131A CN 108600678 A CN108600678 A CN 108600678A
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- 238000003672 processing method Methods 0.000 title claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 66
- 238000012545 processing Methods 0.000 claims abstract description 54
- 230000006855 networking Effects 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000005516 engineering process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
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- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention discloses a kind of Vehicular video intercom and data processing method based on FM short-distance transmissions, which includes：Including camera, hand-held microphone；Image processing module for being sampled processing to video data；Data processing module for video data and audio data to be converted into data packet；Vehicle-carrying communication module for data packet to be converted into cab signal and be sent to Cloud Server；Trunking traffic module for data packet to be converted into FM relaying signals and be sent to trunk desk；Network detection module for the In-vehicle networking signal for detecting vehicle-carrying communication module；When In-vehicle networking signal is less than preset value, for vehicle-carrying communication module to be switched to the communication handover module that trunking traffic module handles data packet.The present invention realizes short-range relaying intercom, can improve the reliability of communication in the case of In-vehicle networking weak output signal or no signal.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of Vehicular video intercom based on FM short-distance transmissions and
Data processing method.
Background technology
It is existing vehicle-mounted to there are two types of the systems of dais, one is being forwarded based on city trunk desk, each intercom is same
One frequency is emitted and is received, and then by trunk desk forward signal, this talkback unit is suitble to intercommunication in a city
It uses；Another is namely based on the voice cluster intercommunication scheme of public network platform technology realization.
For the intercommunication scheme based on city trunk desk, this scheme coverage area is smaller, since it is desired that relay station
Compare mostly with it is intensive, be all be arranged in the city in a city, while the program also be speech talkback, this scheme only
It is the demand for solving speech talkback in a city.
Based on the voice cluster intercommunication scheme that public network platform technology is realized, this scheme solves that coverage area is small to ask
Topic realizes intercommunication from anywhere in can be in public network coverage area；But this scheme also only realizes speech talkback, but
When there is no network or field network difference, it cannot use.
In view of this, it is necessary to which current talkback unit is further improved in proposition.
Invention content
To solve an above-mentioned at least technical problem, the main object of the present invention is to provide a kind of based on FM short-distance transmissions
Vehicular video intercom.
To achieve the above object, one aspect of the present invention is：It provides a kind of based on FM short-distance transmissions
Vehicular video intercom, including：
Camera for acquiring video data；
Hand-held microphone for acquiring audio data；
The image processing module being electrically connected with camera, the resolution ratio for reducing video image；
The data processing module being electrically connected respectively with hand-held microphone and image processing module is used for video data and audio data
It is converted into data packet；
The vehicle-carrying communication module being electrically connected with data processing module, for data packet to be converted into cab signal and is sent to
Cloud Server；
The trunking traffic module being electrically connected with data processing module, for data packet to be converted into FM relaying signals and is sent
To trunk desk；
The network detection module being electrically connected with vehicle-carrying communication module, the In-vehicle networking for detecting vehicle-carrying communication module are believed
Number；
The communication handover module being electrically connected with network detection module, when In-vehicle networking signal is less than preset value, being used for will
Vehicle-carrying communication module switches to trunking traffic module and is sent to data packet.
Wherein, the camera includes preceding camera and rear camera, and the preceding camera is for recording vehicle front
Video data, video data of the rear camera for the intercommunication people in collection vehicle.
Wherein, the Vehicular intercom further includes the display screen being electrically connected with data processing module, and the display screen is used for
Split screen alternatively shows the preceding camera of other side and the video data of rear camera acquisition.
Wherein, the Vehicular intercom further includes the wireless communication module being electrically connected with data processing module, described wireless
Communication module is bluetooth unit and/or WIFIi units, and the Vehicular intercom is by bluetooth unit and/or WIFI unit by vehicle
Acquisition video data send to smart machine.
Wherein, the Vehicular intercom further includes the GPS module being electrically connected with data processing module, for obtaining vehicle
Real time position data.
Wherein, the communication handover module is trigger switch, when In-vehicle networking signal is greater than or equal to preset value, makes number
According to being electrically connected for processing module and vehicle-carrying communication module, vehicle-carrying communication is realized；When In-vehicle networking signal is less than preset value, make
Data processing module is electrically connected with trunking traffic module, realizes that FM relays intercom.
Wherein, the hand-held microphone includes at least one of wired hand-held microphone and wireless hand microphone.
Wherein, the Vehicular intercom further includes having the handle controller being electrically connected with data processing module, for vehicle
Load intercom operate.
To achieve the above object, another technical solution used in the present invention is：It provides a kind of based on FM short-distance transmissions
Vehicular video intercom data processing method, including：
Video data and audio data are acquired respectively, and reduce the resolution ratio of video data；
Video data and audio data are converted into data packet；
When network detection module detects that In-vehicle networking signal is greater than or equal to preset value, connect by communicating handover module
Logical data processing module sends cab signal with vehicle-carrying communication module and by vehicle-carrying communication module to Cloud Server, realizes vehicle-mounted
Communication；
When network detection module detects that In-vehicle networking signal is less than preset value, data are connected by communicating handover module
Processing module sends FM to trunk desk with trunking traffic module and relays signal, and relaying signal to FM by trunk desk is forwarded,
Realize that FM relays intercom.
Technical scheme of the present invention can be handled video data by using camera and image processing module；
Corresponding audio data can be acquired by hand-held microphone, video data and audio data handle to obtain data by data processing module
Packet, when In-vehicle networking signal is more than preset value (default setting), which is obtained vehicle-mounted by vehicle-carrying communication resume module
Signal is simultaneously sent out, and realizes Vehicular video communication；In network detection module, detect that In-vehicle networking signal is less than preset value
When, which connects data processing module and trunking traffic module by communicating handover module, that is, realizes by vehicle-carrying communication mould
Block switches to trunking traffic module, obtains FM relaying signals by trunking traffic resume module and is sent out, in this way, vehicle-mounted
In the case that network signal is faint or no signal, the present invention can realize short-range relaying intercom, can improve communication
Reliability.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the block diagram of short distance video phone of the one embodiment of the invention based on FM；
Fig. 2 is the flow chart of the data processing method of short distance video phone of the one embodiment of the invention based on FM.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the description of " first ", " second " etc. is used for description purposes only involved in the present invention, and should not be understood as
It indicates or implies its relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not the present invention claims guarantor
Within the scope of shield.
Fig. 1 is please referred to, in embodiments of the present invention, is somebody's turn to do the Vehicular video intercom based on FM short-distance transmissions, including：
Camera 11 for acquiring video data；
Hand-held microphone 12 for acquiring audio data；
The image processing module 13 being electrically connected with camera 11, the resolution ratio for reducing video image；
The data processing module 14 being electrically connected respectively with hand-held microphone 12 and image processing module 13 is used for video data and sound
Frequency evidence is converted into data packet；
The vehicle-carrying communication module 16 being electrically connected with data processing module 14, for by data packet be converted into cab signal and to
Outer transmission；
The trunking traffic module 17 being electrically connected with data processing module 14 relays signal for data packet to be converted into FM
And it is sent out；
The network detection module 18 being electrically connected with vehicle-carrying communication module 16, for detecting the vehicle-mounted of vehicle-carrying communication module 16
Network signal；
The communication handover module 15 being electrically connected with network detection module 18 is used when In-vehicle networking signal is less than preset value
Data packet is sent in vehicle-carrying communication module 16 is switched to trunking traffic module 17.
In above-described embodiment, can be realized by sending or receiving data between two Vehicular intercoms, specifically
Working method can be full-duplex communication or half-duplex operation.To realize video and voice communication simultaneously, this programme is using camera shooting
First 11 carry out video acquisition, and carry out sound collection using hand-held microphone 12, which is directed to the user in vehicle, video
Environment of the acquisition for user and vehicle periphery in vehicle.In order to reduce the data volume of upload, which is differentiated using reduction
The processing mode of rate reduces the occupancy to network bandwidth to reduce the size of data packet to the greatest extent.Data processing module can be to regarding
Frequency evidence and audio data synchronize compression packing and obtain data packet.When being sent out data packet, can be examined by network
Module 18 is surveyed, the power of In-vehicle networking signal is detected, when In-vehicle networking signal is greater than or equal to preset value (default situations), number
Cab signal is obtained by vehicle-carrying communication resume module according to packet and is sent to Cloud Server, realizes Vehicular video communication；In vehicle
When carrying network signal less than preset value, trunking traffic module 17 is switched to by communicating handover module 15, passes through trunking traffic mould
The processing of block 17 obtains FM relaying signals and is sent to trunk desk, realizes that FM relays intercommunication video communication.Above-mentioned, hand-held microphone 12
Including at least one of wired hand-held microphone and wireless hand microphone.
Technical scheme of the present invention by using camera 11 and image processing module 13, can be to video data at
Reason；Corresponding audio data, video data and audio data can be acquired by hand-held microphone 12 to handle by data processing module 14
Obtain data packet, In-vehicle networking signal be more than preset value when (default setting), the data packet by vehicle-carrying communication module 16 at
Reason obtains cab signal and is sent out, and realizes Vehicular video communication；In network detection module 18, In-vehicle networking signal is detected
When less than preset value, which connects data processing module 14 and trunking traffic module 17 by communicating handover module 15, i.e.,
It realizes and trunking traffic module 17 is switched to by vehicle-carrying communication module 16, handled by trunking traffic module 17 and obtain FM relaying letters
Number and be sent out, in this way, in the case of In-vehicle networking weak output signal or no signal, the present invention can realize it is short-range in
After intercom, the reliability of communication can be improved.
In a specific embodiment, the camera 11 includes preceding camera and rear camera, and the preceding camera is used
In the video data of record vehicle front, video data of the rear camera for the intercommunication people in collection vehicle.It can manage
Solution, above-mentioned preceding camera and rear camera is only a preferred embodiment of this programme, which can also be arranged
Have it is multiple, to be detected respectively to the environment of the front side of vehicle, both sides and rear side.In view of the size of vehicle, the rear camera shooting
Head can also be arranged to multiple.
In a specific embodiment, the Vehicular intercom further includes the display screen being electrically connected with data processing module 14
19, the display screen 19 is used for split screen or alternatively shows the preceding camera of other side and the video data of rear camera acquisition.It should
Display screen 19 is specifically as follows liquid crystal display or touch display screen, can depending on the user's operation to the preceding camera of other side and after
The video data of camera acquisition is shown, to improve the experience effect of user.
In a specific embodiment, the Vehicular intercom further includes the channel radio being electrically connected with data processing module 14
Believe that module 22, the wireless communication module 22 are bluetooth unit and/or WIFI unit, the Vehicular intercom passes through bluetooth unit
And/or WIFI unit sends the video data that vehicle acquires to smart machine.In the present embodiment, Vehicular intercom is acquired
Video data and the data such as audio data stored, the data of storage module 22 can export to intelligence and set by radio communication
In standby, shown by smart machine, facilitate subsequent attended operation.
In a specific embodiment, the Vehicular intercom further includes the GPS moulds being electrically connected with data processing module 14
Block 21, the real time position data for obtaining vehicle.To facilitate the real-time position information of determining vehicle, facilitate vehicle tracking and
The work such as navigation.
In a specific embodiment, the communication handover module 15 is trigger switch, be more than in In-vehicle networking signal or
When equal to preset value, make being electrically connected for data processing module 14 and vehicle-carrying communication module 16, realizes vehicle-carrying communication；In vehicle-mounted net
When network signal is less than preset value, make being electrically connected for data processing module 14 and trunking traffic module 17, realizes that FM relaying intercommunications are led to
Letter.Trigger switch design may be used in communication handover module 15 in this programme, which corresponds to two states, triggers
Switch is defaulted as connecting data processing module 14 and vehicle-carrying communication module 16, realizes Vehicular video communication；In the jump of trigger switch
When to second of state, trigger switch connects data processing module 14 and trunking traffic module 17, realizes that FM relays intercommunication video
Communication.
In a specific embodiment, the Vehicular intercom further includes having the handle being electrically connected with data processing module 14
Controller, for operating to Vehicular intercom.For example, powering on by handle controller, audio input is controlled
Volume selects intercommunication group, carries out confirming selection etc. operation.
Please refer to Fig. 2, it, should be at data based on the Vehicular video intercom of FM short-distance transmissions in the embodiment of the present invention
Reason method, including：
Step S10, video data and audio data are acquired respectively, and reduce the resolution ratio of video data；
Step S20, video data and audio data are converted into data packet；
Step S30, it when network detection module detects that In-vehicle networking signal is greater than or equal to preset value, is cut by communication
Block is changed the mold to connect data processing module with vehicle-carrying communication module and send cab signal by vehicle-carrying communication module to Cloud Server,
Realize vehicle-carrying communication；
Step S40, when network detection module detects that In-vehicle networking signal is less than preset value, by communicating handover module
Connect data processing module and trunking traffic module and send FM to trunk desk and relay signal, by trunk desk to FM relay signal into
Row forwarding realizes that FM relays intercom.
In above-described embodiment, video acquisition can be realized by video acquisition module (camera)；Audio data collecting
It is realized by Audio Input Modules (hand-held microphone)；Video, the audio data of acquisition can synchronize pressure by data processing module
Contracting handles to obtain data packet, and data packet according to the signal strength of In-vehicle networking according to can send, specifically, working as In-vehicle networking
When signal is greater than or equal to preset value, data packet by vehicle-carrying communication module can handle and then be sent in the form of cab signal
To Cloud Server, Vehicular video communication is realized；When In-vehicle networking signal is less than preset value, data packet can be by trunking traffic module
Handle and then be sent to trunk desk in the form of FM relays signal, realizes that FM relays intercommunication video communication, in this way, can carry
The communication reliability of the high present apparatus and the experience for promoting user.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (9)
1. a kind of Vehicular video intercom based on FM short-distance transmissions, which is characterized in that the Vehicular intercom includes：
Camera for acquiring video data；
Hand-held microphone for acquiring audio data；
The image processing module being electrically connected with camera, the resolution ratio for reducing video image；
The data processing module being electrically connected respectively with hand-held microphone and image processing module, for converting video data and audio data
At data packet；
The vehicle-carrying communication module being electrically connected with data processing module, for data packet to be converted into cab signal and is sent to cloud clothes
Business device；
The trunking traffic module that is electrically connected with data processing module, for data packet to be converted into FM relaying signals and is sent to
After platform；
The network detection module being electrically connected with vehicle-carrying communication module, the In-vehicle networking signal for detecting vehicle-carrying communication module；
The communication handover module being electrically connected with network detection module, when In-vehicle networking signal is less than preset value, being used for will be vehicle-mounted
Communication module switches to trunking traffic module and is sent to data packet.
2. the Vehicular video intercom based on FM short-distance transmissions as described in claim 1, which is characterized in that the camera
Including preceding camera and rear camera, the preceding camera is used to record the video data of vehicle front, and the rear camera is used
In the video data of the intercommunication people in collection vehicle.
3. the Vehicular video intercom based on FM short-distance transmissions as claimed in claim 2, which is characterized in that described vehicle-mounted right
The machine of saying further includes the display screen being electrically connected with data processing module, and the display screen is for split screen or before alternatively showing other side
Camera and the video data of rear camera acquisition.
4. the Vehicular video intercom based on FM short-distance transmissions as claimed in claim 3, which is characterized in that described vehicle-mounted right
The machine of saying further includes the wireless communication module being electrically connected with data processing module, the wireless communication module be bluetooth unit and/or
WIFI unit, the Vehicular intercom are sent the video data that vehicle acquires to intelligence by bluetooth unit and/or WIFI unit
In energy equipment.
5. the Vehicular video intercom based on FM short-distance transmissions as claimed in claim 4, which is characterized in that described vehicle-mounted right
The machine of saying further includes the GPS module being electrically connected with data processing module, the real time position data for obtaining vehicle.
6. the Vehicular video intercom based on FM short-distance transmissions as described in claim 1, which is characterized in that the communication is cut
Mold changing block is trigger switch, when In-vehicle networking signal is greater than or equal to preset value, makes data processing module and vehicle-carrying communication mould
Vehicle-carrying communication is realized in the electrical connection of block；When In-vehicle networking signal is less than preset value, make data processing module and trunking traffic mould
The electrical connection of block realizes that FM relays intercom.
7. the Vehicular video intercom based on FM short-distance transmissions as described in claim 1, which is characterized in that the hand-held microphone packet
Include at least one of wired hand-held microphone and wireless hand microphone.
8. the Vehicular video intercom based on FM short-distance transmissions as described in claim 1, which is characterized in that described vehicle-mounted right
The machine of saying further includes having the handle controller being electrically connected with data processing module, for operating to Vehicular intercom.
9. a kind of data processing method of the Vehicular video intercom based on FM short-distance transmissions, which is characterized in that including：
Video data and audio data are acquired respectively, and reduce the resolution ratio of video data；
Video data and audio data are converted into data packet；
When network detection module detects that In-vehicle networking signal is greater than or equal to preset value, by communicating handover module number of ports
Cab signal is sent according to processing module and vehicle-carrying communication module and by vehicle-carrying communication module to Cloud Server, is realized vehicle-mounted logical
Letter；
When network detection module detects that In-vehicle networking signal is less than preset value, data processing is connected by communicating handover module
Module sends FM to trunk desk with trunking traffic module and relays signal, and relaying signal to FM by trunk desk is forwarded, and realizes
FM relays intercom.
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| CN201711480131.4A CN108600678A (en) | 2017-12-29 | 2017-12-29 | Vehicular video intercom and data processing method based on FM short-distance transmissions |
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| CN201711480131.4A CN108600678A (en) | 2017-12-29 | 2017-12-29 | Vehicular video intercom and data processing method based on FM short-distance transmissions |
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Cited By (1)
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| CN113898885A (en) * | 2021-09-18 | 2022-01-07 | 深圳拓邦股份有限公司 | Intelligent head lamp and intelligent head lamp system |
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| CN207884780U (en) * | 2017-12-29 | 2018-09-18 | 北京九方广维科技有限公司 | Vehicular video intercom based on FM short-distance transmissions |
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2017
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101860620A (en) * | 2010-05-06 | 2010-10-13 | 中兴通讯股份有限公司 | Mobile terminal and communication method thereof |
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