CN107547156A - Information transfer adaptation method, device and CDR broadcast transmission systems - Google Patents
Information transfer adaptation method, device and CDR broadcast transmission systems Download PDFInfo
- Publication number
- CN107547156A CN107547156A CN201710784453.1A CN201710784453A CN107547156A CN 107547156 A CN107547156 A CN 107547156A CN 201710784453 A CN201710784453 A CN 201710784453A CN 107547156 A CN107547156 A CN 107547156A
- Authority
- CN
- China
- Prior art keywords
- cdr
- text
- data
- image
- network
- 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.)
- Pending
Links
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention provides a kind of information transfer adaptation method, device and CDR broadcast transmission systems.Methods described is applied to information transfer adaptive device, and described device is applied to include CDR broadcasters and the CDR broadcast transmission systems of picture and text showing terminal.Described information transmission adaptive device communicates to connect with CDR broadcasters and picture and text showing terminal respectively, and described information transmission adaptive device includes：The CDR demodulation modules and cable network module, methods described being electrically connected with each other include：CDR demodulation modules are handled the CDR signals that CDR broadcasters are sent to obtain image, text and data, and image, text and data is transferred into cable network module.Image, text and data is sent to picture and text showing terminal by cable network module.Thus, the reception and transmission of image, text and data and file can be realized, display can be played out to graph text information, audio, video, the scope of application is broader, and use is more flexible, there is preferably Consumer's Experience.
Description
Technical field
The present invention relates to technical field of information processing, in particular to a kind of information transfer adaptation method, device and
CDR broadcast transmission systems.
Background technology
CDR (Coalesced Digital Radio, merging digital radio) is also known as Chinese digital broadcast, is applied to
The digital audio broadcasting field of China, Chinese digital broadcast (Digital Rise Audio, are counted using the DRA of independent research
Word audio coding)+coding techniques, it can transmit more audio programs on the frequency of original analog fm broadcast.
At present, for CDR signal receiver generally based on radio, radio carries out the compression audio-frequency information received
(built-in loudspeaker) are directly played after decoding, amplification and either export (external loudspeaker or earphone).Because CDR receivers are in mainly
Existing form is radio, can only exports audio signal, use range is limited, underaction.
The content of the invention
In order to overcome above-mentioned deficiency of the prior art, the technical problems to be solved by the invention are to provide a kind of information and passed
Defeated adaptation method, device and CDR broadcast transmission systems, it can also be realized in addition to the reception and broadcasting that can realize audio
The reception and transmission of data, the broadcasting of graph text information, audio, video show, and file transmission etc. function.
The first object of the present invention is to provide a kind of information transfer adaptation method, and methods described is fitted applied to information transfer
With device, described device is applied to include CDR broadcasters and the CDR broadcast transmission systems of picture and text showing terminal, described information
Transmit adaptive device to communicate to connect with CDR broadcasters and picture and text showing terminal respectively, described information transmission adaptive device includes：
The CDR demodulation modules and cable network module being electrically connected with each other, wherein, the cable network module includes RJ45 interfaces and net
Network PHY chip, methods described include：
The CDR signals that CDR demodulation modules are sent to the CDR broadcasters are handled to obtain image, text and data, and by institute
State image, text and data and RJ45 interfaces are transferred to by network PHY chip；
The image, text and data is sent to picture and text showing terminal by the RJ45 interfaces.
The second object of the present invention is to provide a kind of information transfer adaptive device, and described device is applied to include CDR wide
The CDR broadcast transmission systems of broadcasting device and picture and text showing terminal, described information transmission adaptive device respectively with CDR broadcasters and
Picture and text showing terminal communicates to connect, and described information transmission adaptive device includes：CDR demodulation modules and cable network module, wherein,
The cable network module includes RJ45 interfaces and network PHY chip；
CDR demodulation modules, the CDR signals for being sent to the CDR broadcasters are handled to obtain image, text and data, and
The image, text and data is transferred to RJ45 interfaces by network PHY chip；
Cable network module, for the image, text and data to be sent into picture and text showing terminal by the RJ45 interfaces；
The CDR demodulation modules are electrically connected with the cable network module.
In preferred embodiments of the present invention, the CDR demodulation modules include：Microcontroller and CDR demodulation chips；
CDR demodulation chips, the CDR signals for being sent to the CDR broadcasters are demodulated processing and obtain picture and text number
According to, and the image, text and data is transferred to microcontroller；
Microcontroller, it is transferred to for being packaged processing to the image, text and data, and by the image, text and data by encapsulation
Network PHY chip；
Network PHY chip, for the image, text and data by encapsulation to be transferred into RJ45 interfaces；
The CDR demodulation chips are electrically connected with the microcontroller, the microcontroller and network PHY chip electricity
Property connection.
In preferred embodiments of the present invention, the microcontroller includes：Data-interface, processing unit, memory cell and
Network MAC interface；
The input of the microcontroller is electrically connected with by the data-interface and the CDR demodulation chips；
The output end of the microcontroller is electrically connected with by the network MAC interface and the network PHY chip；
The processing unit is electrically connected with the data-interface, network MAC interface and memory cell respectively, for by institute
The image, text and data that transmission is handled by the CDR demodulation chips for stating data-interface reception is stored into memory cell, and by institute
State image, text and data and be packaged into network packet according to default procotol, then pass sequentially through the network MAC interface and network
The network packet is transferred to the RJ45 interfaces by PHY chip.
In preferred embodiments of the present invention, the data-interface includes SPI, UART, USB and I2Any one in C.
In preferred embodiments of the present invention, the network MAC interface include MII, SMII, RMII, GMII, RGMII and
Any one in SGMII.
In preferred embodiments of the present invention, the default procotol includes UDP, RTP or TCP.
The third object of the present invention is to provide a kind of CDR broadcast transmission systems, and the system includes text information services
Information transfer adaptive device described in device, CDR broadcasters, picture and text showing terminal and above-mentioned middle any one；
The text information services device is connected with the CDR broadcaster communications, for graph text information data to be sealed
Fill and the graph text information data after encapsulation are sent to the CDR broadcasters；
The CDR broadcasters and described information transmission adaptive device communication connection, for by the graph text information number of encapsulation
According to being handled to obtain CDR signals and be sent to described information transmission adaptive device；
Described information is transmitted adaptive device and communicated to connect with the picture and text showing terminal, for being carried out to the CDR signals
Processing obtains image, text and data, and the image, text and data is sent into the picture and text showing terminal and shown.
In terms of existing technologies, the invention has the advantages that：
The present invention provides a kind of information transfer adaptation method, device and CDR broadcast transmission systems.Described information transmission adaptation
Method is applied to information transfer adaptive device, and described device is applied to include CDR broadcasters and the CDR of picture and text showing terminal is wide
Broadcast emission system.Described information transmission adaptive device communicates to connect with CDR broadcasters and picture and text showing terminal respectively, the letter
Breath transmission adaptive device includes：The CDR demodulation modules and cable network module being electrically connected with each other, wherein, the cable network
Module, which includes RJ45 interfaces and network PHY chip, methods described, to be included：CDR demodulation modules are sent to the CDR broadcasters
CDR signals are handled to obtain image, text and data, and the image, text and data is transferred into RJ45 interfaces by network PHY chip.
The image, text and data is sent to picture and text showing terminal by RJ45 interfaces.Thus, reception and the biography of image, text and data and file can be realized
It is defeated, display can be played out to graph text information, audio, video, the scope of application is broader, and use is more flexible, there is preferably user
Experience.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the block diagram for the CDR broadcast transmission systems that present pre-ferred embodiments provide.
Fig. 2 is one of block diagram of information transfer adaptive device shown in Fig. 1.
Fig. 3 is the two of the block diagram of the information transfer adaptive device shown in Fig. 1.
Fig. 4 is the three of the block diagram of the information transfer adaptive device shown in Fig. 1.
Fig. 5 is one of schematic flow sheet of information transfer adaptation method that present pre-ferred embodiments provide.
Fig. 6 is the schematic flow sheet of step S110 sub-step.
Fig. 7 is the two of the schematic flow sheet for the information transfer adaptation method that present pre-ferred embodiments provide.
Icon：10-CDR broadcast transmission systems；100- information transfer adaptive devices；110-CDR demodulation modules；112- micro-controls
Device processed；1120- data-interfaces；1122- processing units；1124- memory cell；1126- network MAC interfaces；114-CDR solves aligning
Piece；120- cable network modules；122-RJ45 interfaces；124- network PHY chips；200- text information services devices；300-CDR is wide
Broadcasting device；400- picture and text showing terminals.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In the description of the invention, it is necessary to which explanation, term " first ", " second " etc. are only used for distinguishing description, without
It is understood that to indicate or implying relative importance.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
The present invention provides a kind of CDR broadcast transmission systems 10.Referring to Fig. 1, Fig. 1 is what present pre-ferred embodiments provided
The block diagram of CDR broadcast transmission systems 10.The CDR broadcast transmission systems 10 may include：Information transfer adaptive device
100th, text information services device 200, CDR broadcasters 300 and picture and text showing terminal 400.
In the present embodiment, the text information services device 200 communicates to connect with the CDR broadcasters 300.The figure
Graph text information data are packaged by literary information server 200 and that the graph text information data after encapsulation are sent into the CDR is wide
Broadcasting device 300.
In the present embodiment, the CDR broadcasters 300 communicate to connect with described information transmission adaptive device 100.It is described
The graph text information data of encapsulation are handled to obtain CDR signals and are sent to described information transmission adaptation by CDR broadcasters 300
Device 100.
In the present embodiment, described information transmission adaptive device 100 communicates to connect with the picture and text showing terminal 400.Institute
State information transfer adaptive device 100 the CDR signals are handled to obtain image, text and data, and the image, text and data is sent to
The picture and text showing terminal 400 is shown.
Further, the CDR broadcasters 300 can include：CDR multiplexers, CDR drivers and CDR emitters.Institute
State CDR multiplexers respectively with the text information services device 200, CDR driver network connections.The CDR drivers with it is described
CDR emitters are electrically connected with.The CDR multiplexers are used to receive the picture and text numeral letter that the text information services device 200 is sent
Breath, the picture and text digital information is packed and by the multiplexed frame picture and text digital information after packing according to CDR multiplexings frame format
It is sent to the CDR drivers.The CDR drivers are used to carry out channel coding according to default consensus standard, and to described
Multiplexed frame picture and text digital information is modulated and the picture and text analog signal after modulation is sent into the CDR emitters.The CDR
Emitter is used to the picture and text analog signal progress gain after modulation being amplified to predetermined power, to be launched.
Specifically, the CDR multiplexers pass through wired with the text information services device 200, the CDR drivers respectively
Network or wireless network connection.The CDR drivers are electrically connected with the CDR emitters by cable.
CDR multiplexers can use the equipment that fpga chip (a kind of PLD) is handled and designed.Its
In, the model of CDR multiplexers may be, but not limited to, NDS3107D.
CDR drivers can be modulated processing and high-speed DAC using fpga chip (a kind of PLD)
The equipment of (carry out Digital Up Convert and to radio frequency and carry out digital-to-analogue conversion output).Fpga chip can use ALTERA, XILINX
The fpga chip of two major company's different series.Wherein, the model of CDR drivers may be, but not limited to, NDS2407.
CDR emitters can use high-power power amplification tube to be amplified the output (power amplifier that specific different output power uses
Pipe is different) equipment.Wherein, the model of CDR emitters may be, but not limited to, DFT-7312/7313/7314 series CDR hairs
Penetrate machine.
As a kind of embodiment, the default consensus standard is GY/T268.1 consensus standard.The predetermined power
Scope be tens watts to 10 kilowatts.For example, predetermined power can be 5 kilowatts, the CDR emitters can be by the figure after modulation
Literary analog signal carries out gain and is amplified to 5 kilowatts, to be launched.
In the present embodiment, the CDR broadcast transmission systems 10 are for transmitting broadcast program, the CDR broadcast hair
Penetrating system 10 needs to transmit graph text information using a part of bandwidth.In order to reduce the transmission quantity of voice data, the CDR broadcast
Device 300 may also include audio coder.The audio coder electrically connects with the CDR multiplexers.The audio coder
Can be DRA+ audio coders.DRA+ audio coders are used to receive simulation (being first digitized) or digital audio program,
Coding compression is carried out using DRA+ audio decoding techniques, the transmission quantity of voice data is greatly reduced, reduces and transmission bandwidth is wanted
Ask.
In the present embodiment, if the CDR broadcast transmission systems 10 need to transmit graph text information, the CDR broadcast hair
The transmission bandwidth of whole can be used to transmit image, text and data information by penetrating system 10, and the text information services device 200 can be advance
Audio-frequency information in graph text information is handled well, now, real-time coding, the CDR broadcasters are carried out without audio coder
300 may not include the audio coder.
In the present embodiment, picture and text showing terminal 400 may be, but not limited to, mobile phone, computer, tablet personal computer, advertisement machine
Or billboard, it can also be the terminal devices such as TV, set top box, car-mounted terminal.Computer can include PC (personal
Computer) computer and notebook computer.Client is installed in picture and text showing terminal 400, the client can be browser
Can also be third-party application software.
The present invention also provides a kind of information transfer adaptive device 100, applied to above-mentioned CDR broadcast transmission systems 10.
Referring to Fig. 2, Fig. 2 is one of block diagram of information transfer adaptive device 100 shown in Fig. 1.Described information
Transmission adaptive device 100 communicates to connect with CDR broadcasters 300 and picture and text showing terminal 400 respectively.Described device includes：CDR
Demodulation module 110 and cable network module 120.The cable network module 120 includes RJ45 interfaces 122 and network PHY chip
124。
In the present embodiment, the CDR demodulation modules 110 are electrically connected with the cable network module 120.CDR is demodulated
Module 110 is used to be handled to obtain image, text and data to the CDR signals that the CDR broadcasters 300 are sent, and by the picture and text
Data are transferred to RJ45 interfaces 122 by network PHY chip 124.RJ45 interfaces 122 are used to the image, text and data being sent to figure
Literary display terminal 400 is shown.
Referring to Fig. 3, Fig. 3 is the two of the block diagram of the information transfer adaptive device 100 shown in Fig. 1.The CDR solutions
Mode transfer block 110 includes：Microcontroller 112 and CDR demodulation chips 114.The CDR demodulation chips 114 and the microcontroller 112
It is electrically connected with, the microcontroller 112 is electrically connected with the network PHY chip 124.
In the present embodiment, the CDR demodulation chips 114 are used for the CDR signals sent to the CDR broadcasters 300
It is demodulated processing and obtains image, text and data, and the image, text and data is transferred to microcontroller 112.The microcontroller 112 is used
In being packaged processing to the image, text and data, and network PHY chip 124 will be transferred to by the image, text and data of encapsulation.It is described
Network PHY chip 124 is used to the image, text and data by encapsulation being transferred to RJ45 interfaces 122.
In the present embodiment, the CDR demodulation chips 114 may be, but not limited to, using chip model, Haier
HI5216。
Referring to Fig. 4, Fig. 4 is the three of the block diagram of the information transfer adaptive device 100 shown in Fig. 1.The micro-control
Device 112 processed includes：Data-interface 1120, processing unit 1122, memory cell 1124 and network MAC interface 1126.
In the present embodiment, the input of the microcontroller 112 is demodulated by the data-interface 1120 and the CDR
Chip 114 is electrically connected with.The output end of the microcontroller 112 passes through the network MAC interface 1126 and the network PHY core
Piece 124 is electrically connected with.The processing unit 1122 is single with the data-interface 1120, network MAC interface 1126 and storage respectively
Member 1124 is electrically connected with.The process CDR demodulation chips 114 that the processing unit 1122 receives the data-interface 1120
The image, text and data storage of processing transmission encapsulates into memory cell 1124, and by the image, text and data according to default procotol
Into network packet, then the network MAC interface 1126 and network PHY chip 124 are passed sequentially through, the network packet is passed
It is defeated by the RJ45 interfaces 122.The picture and text showing terminal 400 receives the network number by encapsulation of the transmission of RJ45 interfaces 122
According to bag, and carry out fractionation and remove network data packet header, then shown after valid data are carried out with respective handling by display screen.
In the present embodiment, the network PHY chip 124 can use shown in Fig. 3 independently of the outer of microcontroller 112
Formula network PHY chip is put, can also use the built-in network PHY chip being arranged in microcontroller 112.
In the present embodiment, the processing unit 1122 can be a kind of IC chip, have the processing energy of signal
Power.Processing unit 1122 can also be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP), embedded-type ARM (Advanced RISC Machines) processor
Deng.Can also be digital signal processor (DSP), application specific integrated circuit (ASIC), field programmable gate array (FPGA) or
Other PLDs, discrete gate or transistor logic, discrete hardware components.
In the present embodiment, the memory cell 1124 may include high speed random access memory, may also include non-volatile deposit
Reservoir, such as one or more magnetic storage device, flash memory or other non-volatile solid state memories.
In the present embodiment, the data-interface 1120 may be, but not limited to,：SPI, UART, USB and I2Appointing in C
Meaning is a kind of.
In the present embodiment, the network MAC interface 1126 may be, but not limited to,：MII、SMII、RMII、GMII、
Any one in RGMII and SGMII.
In the present embodiment, the default procotol includes UDP, RTP or TCP.
It should be noted that one piece of ethernet nic includes two layers of OSI (interconnection of evolution system) model.Physical layer and
Data link layer.Physical layer defines data transmission with receiving required electricity and optical signal, line status, clock reference, number
Standard interface is provided according to coding and circuit etc., and to data link layer device.Data link layer then provides addressing mechanism, data frame
Structure, data error inspection, transmission control, to Internet provide the function such as standard data interface.Data-Link in Ethernet card
The chip of road floor is typically simply referred to as mac controller, and the chip of physical layer is simply referred to as PHY (Physical), and PHY connects for physics
Mouth transceiver, PHY is the OSI bottom, and MAC (Media Access Control) is media access controller.
The RJ45 interfaces 122 can also receive the regulation and control data of the passback of picture and text showing terminal 400, and pass through microcontroller
Transfer after the processing of device 112, is controlled, controllable CDR demodulation chips 114 by data-interface 1120 to CDR demodulation chips 114
The parameter such as receives frequency.Picture and text showing terminal 400 can be additionally used in the communication protocol according to text information services device 200 to data
Reduced, picture file, text information, audio file, the video file of transmission are reduced to, further according to the regulation and controlling of information of transmission
(information such as such as beginning and ending time of broadcasting, the font of word, size, display location) display and plays corresponding to carrying out.With this
Realize and be attached by the RJ45 interfaces 122 with picture and text showing terminal 400.
The present invention also provides a kind of information transfer adaptation method.Referring to Fig. 5, Fig. 5 provides for present pre-ferred embodiments
One of the schematic flow sheet of information transfer adaptation method.Methods described is applied to above-mentioned information transfer adaptive device 100, institute
Stating information transfer adaptive device 100 includes：The CDR demodulation modules 110 and cable network module 120 being electrically connected with each other, wherein,
The cable network module 120 includes RJ45 interfaces 122 and network PHY chip 124.Below to the tool of information transfer adaptation method
Body steps flow chart is introduced.
The CDR signals that step S110, CDR demodulation module 110 is sent to the CDR broadcasters 300 are handled to obtain
Image, text and data, and the image, text and data is transferred to RJ45 interfaces 122 by network PHY chip 124.
In the present embodiment, the CDR demodulation modules 110 include：CDR demodulation chips 114 and microcontroller 112.
Referring to Fig. 6, Fig. 6 is the schematic flow sheet of step S110 sub-step.Step S110 includes：
The CDR signals that step S111, CDR demodulation chip 114 is sent to the CDR broadcasters 300 are demodulated processing
Image, text and data is obtained, and the image, text and data is transferred to microcontroller 112.
Step S112, microcontroller 112 are packaged processing, and the image, text and data that will pass through encapsulation to the image, text and data
It is transferred to network PHY chip 124.
Image, text and data by encapsulation is transferred to RJ45 interfaces 122 by step S113, network PHY chip 124.
The image, text and data is sent to picture and text showing terminal 400 by step S120, RJ45 interface 122.
Referring to Fig. 7, Fig. 7 be present pre-ferred embodiments provide information transfer adaptation method schematic flow sheet it
Two.Methods described also includes：
Step S130, the RJ45 interfaces 122 obtain the regulation and controlling of information of picture and text showing terminal 400, and are transferred to the CDR
The microcontroller 112 of demodulation module 110.
Step S140, the microcontroller 112 carry out adaptation regulation and control according to the regulation and controlling of information to CDR demodulation chips 114,
To meet the adaptation demand of picture and text showing terminal 400.
In summary, the present invention provides a kind of information transfer adaptation method, device and CDR broadcast transmission systems.The letter
Breath transmission adapting method is applied to information transfer adaptive device, and described device is applied to include CDR broadcasters and picture and text showing
The CDR broadcast transmission systems of terminal.Described information transmission adaptive device communicates with CDR broadcasters and picture and text showing terminal respectively
Connection, described information transmission adaptive device include：The CDR demodulation modules and cable network module being electrically connected with each other, wherein, institute
State cable network module includes including RJ45 interfaces and network PHY chip, methods described：CDR demodulation modules are broadcasted the CDR
The CDR signals that device is sent are handled to obtain image, text and data, and the image, text and data is transferred to by network PHY chip
RJ45 interfaces.The image, text and data is sent to picture and text showing terminal by RJ45 interfaces.
Thus, the reception and transmission of image, text and data and file can be realized, graph text information, audio, video can be played out
It has been shown that, the scope of application is broader, and use is more flexible, there is preferably Consumer's Experience.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of information transfer adaptation method, it is characterised in that methods described is applied to information transfer adaptive device, described device
Applied to the CDR broadcast transmission systems for including CDR broadcasters and picture and text showing terminal, described information transmission adaptive device difference
Communicated to connect with CDR broadcasters and picture and text showing terminal, described information transmission adaptive device includes：It is electrically connected with each other
CDR demodulation modules and cable network module, wherein, the cable network module includes RJ45 interfaces and network PHY chip, described
Method includes：
The CDR signals that CDR demodulation modules are sent to the CDR broadcasters are handled to obtain image, text and data, and by the figure
Literary data are transferred to RJ45 interfaces by network PHY chip；
The image, text and data is sent to picture and text showing terminal by the RJ45 interfaces.
2. according to the method for claim 1, it is characterised in that the CDR demodulation modules include：CDR demodulation chips and micro-
Controller, the CDR signals that the CDR demodulation modules are sent to the CDR broadcasters are handled to obtain image, text and data, and will
The step of image, text and data is transferred to RJ45 interfaces by network PHY chip includes：
The CDR signals that CDR demodulation chips are sent to the CDR broadcasters are demodulated processing and obtain image, text and data, and by institute
State image, text and data and be transferred to microcontroller；
Microcontroller is packaged processing to the image, text and data, and the image, text and data by encapsulation is transferred into network PHY core
Piece；
Image, text and data by encapsulation is transferred to RJ45 interfaces by network PHY chip.
3. according to the method for claim 2, it is characterised in that methods described also includes：
The RJ45 interfaces obtain the regulation and controlling of information of picture and text showing terminal, and are transferred to the microcontroller of the CDR demodulation modules；
The microcontroller carries out adaptation regulation and control according to the regulation and controlling of information to CDR demodulation chips, to meet picture and text showing terminal
Adaptation demand.
4. a kind of information transfer adaptive device, it is characterised in that described device is applied to include CDR broadcasters and picture and text showing
The CDR broadcast transmission systems of terminal, described information transmission adaptive device communicate with CDR broadcasters and picture and text showing terminal respectively
Connection, described information transmission adaptive device include：CDR demodulation modules and cable network module, wherein, the cable network module
Including RJ45 interfaces and network PHY chip；
CDR demodulation modules, the CDR signals for being sent to the CDR broadcasters are handled to obtain image, text and data, and by institute
State image, text and data and RJ45 interfaces are transferred to by network PHY chip；
Cable network module, for the image, text and data to be sent into picture and text showing terminal by the RJ45 interfaces；
The CDR demodulation modules are electrically connected with the cable network module.
5. device according to claim 4, it is characterised in that the CDR demodulation modules include：Microcontroller and CDR solutions
Aligning piece；
CDR demodulation chips, the CDR signals for being sent to the CDR broadcasters are demodulated processing and obtain image, text and data, and
The image, text and data is transferred to microcontroller；
Microcontroller, network is transferred to for being packaged processing to the image, text and data, and by the image, text and data by encapsulation
PHY chip；
Network PHY chip, for the image, text and data by encapsulation to be transferred into RJ45 interfaces；
The CDR demodulation chips are electrically connected with the microcontroller, and the microcontroller electrically connects with the network PHY chip
Connect.
6. device according to claim 5, it is characterised in that the microcontroller includes：Data-interface, processing unit,
Memory cell and network MAC interface；
The input of the microcontroller is electrically connected with by the data-interface and the CDR demodulation chips；
The output end of the microcontroller is electrically connected with by the network MAC interface and the network PHY chip；
The processing unit is electrically connected with the data-interface, network MAC interface and memory cell respectively, for by the number
The image, text and data for handling transmission by the CDR demodulation chips according to interface is stored into memory cell, and by the figure
Literary data are packaged into network packet according to default procotol, then pass sequentially through network MAC interface and the network PHY core
The network packet is transferred to the RJ45 interfaces by piece.
7. device according to claim 6, it is characterised in that the data-interface includes SPI, UART, USB and I2In C
Any one.
8. device according to claim 6, it is characterised in that the network MAC interface include MII, SMII, RMII,
Any one in GMII, RGMII and SGMII.
9. device according to claim 6, it is characterised in that the default procotol includes UDP, RTP or TCP.
A kind of 10. CDR broadcast transmission systems, it is characterised in that the system include text information services device, CDR broadcasters,
Information transfer adaptive device in picture and text showing terminal and claim 4-9 described in any one；
The text information services device is connected with the CDR broadcaster communications, for graph text information data to be packaged simultaneously
Graph text information data after encapsulation are sent to the CDR broadcasters；
The CDR broadcasters and described information transmission adaptive device communication connection, for the graph text information data of encapsulation to be entered
Row processing obtains CDR signals and is sent to described information transmission adaptive device；
Described information is transmitted adaptive device and communicated to connect with the picture and text showing terminal, for handling the CDR signals
Image, text and data is obtained, and the image, text and data is sent to the picture and text showing terminal and shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710784453.1A CN107547156A (en) | 2017-09-04 | 2017-09-04 | Information transfer adaptation method, device and CDR broadcast transmission systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710784453.1A CN107547156A (en) | 2017-09-04 | 2017-09-04 | Information transfer adaptation method, device and CDR broadcast transmission systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107547156A true CN107547156A (en) | 2018-01-05 |
Family
ID=60959073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710784453.1A Pending CN107547156A (en) | 2017-09-04 | 2017-09-04 | Information transfer adaptation method, device and CDR broadcast transmission systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107547156A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107863A (en) * | 2013-01-22 | 2013-05-15 | 深圳广晟信源技术有限公司 | Digital audio source coding method and device with segmented average code rate |
| CN203377895U (en) * | 2013-07-24 | 2014-01-01 | 北京海尔集成电路设计有限公司 | Internet radio information terminal |
| CN204854760U (en) * | 2015-08-13 | 2015-12-09 | 北京海尔集成电路设计有限公司 | Utilize chinese digital audio broadcasting's navigation terminal |
| CN105679066A (en) * | 2016-04-18 | 2016-06-15 | 北京海尔集成电路设计有限公司 | Device and system for transmitting road condition information through CDR |
| CN105915306A (en) * | 2016-06-14 | 2016-08-31 | 北京海尔集成电路设计有限公司 | China digital radio CDR receiving terminal and realization method of the receiving terminal |
| CN107070470A (en) * | 2017-03-03 | 2017-08-18 | 北京海尔集成电路设计有限公司 | A kind of CDR data output circuits and data output method |
| CN206432998U (en) * | 2016-12-23 | 2017-08-22 | 伟乐视讯科技股份有限公司 | A kind of multipurpose digital-analog audio frequency broadcast front end |
-
2017
- 2017-09-04 CN CN201710784453.1A patent/CN107547156A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107863A (en) * | 2013-01-22 | 2013-05-15 | 深圳广晟信源技术有限公司 | Digital audio source coding method and device with segmented average code rate |
| CN203377895U (en) * | 2013-07-24 | 2014-01-01 | 北京海尔集成电路设计有限公司 | Internet radio information terminal |
| CN204854760U (en) * | 2015-08-13 | 2015-12-09 | 北京海尔集成电路设计有限公司 | Utilize chinese digital audio broadcasting's navigation terminal |
| CN105679066A (en) * | 2016-04-18 | 2016-06-15 | 北京海尔集成电路设计有限公司 | Device and system for transmitting road condition information through CDR |
| CN105915306A (en) * | 2016-06-14 | 2016-08-31 | 北京海尔集成电路设计有限公司 | China digital radio CDR receiving terminal and realization method of the receiving terminal |
| CN206432998U (en) * | 2016-12-23 | 2017-08-22 | 伟乐视讯科技股份有限公司 | A kind of multipurpose digital-analog audio frequency broadcast front end |
| CN107070470A (en) * | 2017-03-03 | 2017-08-18 | 北京海尔集成电路设计有限公司 | A kind of CDR data output circuits and data output method |
Non-Patent Citations (1)
| Title |
|---|
| 安永丽，张航，毕晓峰编著: "《综合布线与网络设计案例教程》", 30 June 2013 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8811275B2 (en) | Method of exchanging messages, sink device and source device | |
| CN101027703B (en) | Isochronous transmission for IP-oriented network | |
| CN101202881B (en) | Method, server and system for voting of digital television | |
| US9961563B2 (en) | Small cell base station system, and related devices and data processing methods | |
| CN103763579A (en) | Method for recognizing multichannel transmission streams based on USB interface | |
| CN211720753U (en) | CPE equipment integrating WIFI6 and 5G mobile network | |
| RU2012119181A (en) | DEVICE AND METHOD FOR ACCESSING ACCESS THROUGH THROUGH EMULATION OF A PSEUD WIRING | |
| CN102103884A (en) | Audio playing device | |
| CN101465711B (en) | Method for transmitting multi-mode data business in mobile multimedia broadcasting system | |
| CN105933759A (en) | Red envelope grabbing method for digital television, server and system | |
| CN107547156A (en) | Information transfer adaptation method, device and CDR broadcast transmission systems | |
| WO2011150655A1 (en) | Method, combiner and system for transmitting signals | |
| US8643775B2 (en) | Simplified data interface protocol for digital television receiver | |
| CN107454439A (en) | Information carrying means, method, information processing system and method | |
| CN1363173A (en) | Mobile communication system and mobile communication method | |
| CN200956573Y (en) | DVB data broadcasting receiving device | |
| CN103888629B (en) | The device that voice compression/meeting exchanges process is carried out to PCM speech | |
| CN108882255B (en) | Passive optical network PON system bearing household LTE (Long term evolution) indoor distribution system | |
| CN2696214Y (en) | Power line network card | |
| CN107580189A (en) | Information carrying means, system and information transferring method | |
| CN106487669A (en) | The duplicate control and processing unit of telecommunication apparatus | |
| CN106561049A (en) | Transmitter for various types of electromagnetic signals | |
| CN106576192A (en) | Content distribution | |
| CN106789455A (en) | Various data Simultaneous Transmission And Receiving Systems | |
| CN205017333U (en) | But remote management type optical transmitter and receiver based on network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180105 |
|
| RJ01 | Rejection of invention patent application after publication |