CN203968140U - The up home gateway of a kind of Cable with voice over ip feature - Google Patents
The up home gateway of a kind of Cable with voice over ip feature Download PDFInfo
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- CN203968140U CN203968140U CN201420377865.5U CN201420377865U CN203968140U CN 203968140 U CN203968140 U CN 203968140U CN 201420377865 U CN201420377865 U CN 201420377865U CN 203968140 U CN203968140 U CN 203968140U
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Abstract
The up home gateway of a kind of Cable with voice over ip feature, comprise exchange of management device and power supply clock-reset device, exchange of management device comprises that thunder insults 3052 chip RT3052, the SDRAM being connected with chip RT3052, flash memory FLASH, WIFI and the network interface card interface RJ45*3 connecting by network transformer, RJ11*1, exchange of management device be also integrated and connected EOC and voice device, EOC device is wireless transmission, EOC device comprises INT6400 chip, the SDRAM being connected with INT6400 chip, and INT1400 chip, coupling transformer and duplexer filter, voice device comprises CM5001 chip.Its inner integrated EoC and voice device, system is more stable, transmission of data signals carry out dialing of the networking telephone by data-signal when having realized better cable television line and carry out digital television signal transmission.
Description
Technical field
The utility model relates to the home gateway that a kind of CHINA RFTCOM Co Ltd cable TV is used, and is specifically related to the up home gateway of a kind of Cable with voice over ip feature.
Background technology
The up family gateway equipment of Cable with voice over ip feature is to construct the Ethernet transmission channel of two layers for the Cable network at CATV, is transmitted and is received ethernet signal by cable tv coax line, does not affect the gateway of original CATV signal simultaneously.And its function ratio of current gateway is more single, all need external transmission conversion equipment to complete as expanded other function, but this mode system is unstable, in practical operation, weak effect.As the publication number gateway that is 203563083, transmission of data signals when although it has been realized cable TV and carries out digital television signal transmission, but do not there is phonetic function, just need external transmission conversion equipment as realized phonetic function, inconvenient, and due to wired wide coverage of CHINA RFTCOM Co Ltd, be badly in need of increasing other business except cable TV, therefore for prior art, be badly in need of studying the up home gateway of a kind of Cable with voice over ip feature.
Utility model content
The purpose of this utility model is to provide the up home gateway of a kind of Cable with voice over ip feature, its inner integrated EoC device, voice device, system is more stable, transmission of data signals carry out speech business by data-signal when having realized better cable television line and carry out digital television signal transmission.
The up home gateway product of Cable has rf input interface, and radio frequency output interface (passive loops goes out), realizes Cable TV Signal Transmission; Connect various terminals and realize the carrying of data, speech business by Ethernet port, RJ11 port, WLAN.
Technical solution of the present utility model is:
The up home gateway of a kind of Cable with voice over ip feature, comprise exchange of management device and power supply clock-reset device, described exchange of management device comprises that thunder insults 3052 chip RT3052, insult with thunder the synchronous DRAM SDRAM that 3052 chip RT3052 are connected, flash memory FLASH, wireless network WIFI, voice protocol SIP and the network interface card interface RJ451*3 connecting by network transformer, RJ11*1, described exchange of management device be also integrated and connected EOC device and voice device, described EOC device is wireless transmission, described EOC device comprises INT6400 chip, the synchronous DRAM SDRAM being connected with INT6400 chip, and INT1400 chip, coupling transformer and duplexer filter, voice device is speech processes CM5001 chip, described CM5001 chip one end is insulted 3052 chip RT3052 with thunder and is connected, one end is connected with network interface card interface RJ11*1.Upstream passes the mixed signal of coming after duplexer filter, be separated into EoC signal and TV signal, EoC signal is after over-coupled transformer separates, give INT1400, after bandpass filtering and gain amplification, give INT6400, carry out digital-to-analogue conversion through INT6400, and then inside is converted to the Ethernet MII (abbreviation of Media_Independent_Interface after inter-process, be translated into Media Independent Interface) format signal, and then give RT3052 and be forwarded to corresponding port according to different Configuration Types.
Above-mentioned power supply clock-reset device is all connected with exchange of management device, voice device and EOC device.
Above-mentioned INT6400 chip is insulted 3052 chip RT3052 with thunder and is connected by Media Independent Interface MII form.
CPU requirement >=the 300MIPS of above-mentioned INT6400 chip, its internal memory >=32MB, FLASH >=8MB, I-cache >=32KB, D-cache >=16KB in cache memory CACHE.
CM5001 is a highly integrated voip solution.It is integrated 32 RISC CPU, DSP and 2 Fast Ethernet addresses.CM5001 effectively plays the effect of controlling voip gateway and IP phone cost.32 RISC CPU that CM5001 is integrated, frequency is 125MHz, built-in the instruction buffer memory of 4K byte and the data buffer storage of 4K byte.Its back-up system management, network management, protocol stack management and application program.16 Fix-Point DSP that CM5001 is integrated, frequency is 125MHz, supports the programmable storage of 32K × 24, the coefficient memory of 16K × 16, the data storage of 15K × 16.It provides 2 serial ports to support 2 sound channels.DSP support multiple sound compression patterns (G.711, G.723.1, G.729A, G.729B), echo cancellation and multiple plain old telephone technology.CM5001 provides 2 10/100M Fast Ethernet addresses to support complete/semiduplex mode, and port is based on VLAN, the FIFO package buffer of MII interface and 2K byte.User can be by MII interface and outside PHY or Ethernet switching chip structure voip gateway and IP phone.
Above-mentioned wireless transmission is supported IEEE802.11n standard; Its transmitting power can regulate in 100%, 80%, 60%, 40% and 20% scope, its antenna gain >=3dbi, suggestion is arranged on 5dbi, wireless transmission rate >=150Mbps, SSID at least supports 4 virtual AP, service set SSID (abbreviation of ServiceSetIdentifier, is translated into service set) title is supported at most 32 characters, can built-in pair of account carry out dialing of interior and exterior lines telephone number.
The utility model has the advantage of: realized the carrying that realizes the business such as broadband access, high definition interactive TV, voice by the cable television line first line of a couplet integrated EOC device and CM5001 voice device stability and high efficiency, main finishing service Path Setup, service traffics are distinguished and the function such as key business QoS guarantee, and can realize by unified network management system the management functions such as equipment control, Remote configuration, software upgrading, failure diagnosis and statistical analysis to home gateway.
Simultaneously, in the utility model, connect voice device by exchange of management device and carry out the encoding and decoding of voice and carry out speech business by RJ11 interface, transmission of data signals carry out speech business by data-signal when having realized cable television line and carry out digital television signal transmission.
Brief description of the drawings
Fig. 1 is that the utility model connects schematic block diagram;
Fig. 2 is the utility model home gateway chip connection diagram.
Embodiment
The utility model adopts HomePlug AV1.1 technology, meets IEEE and ITU-T relevant criterion; EOC equipment master chip adopts high pass INT6400 chip; Wireless chip adopts thunder to insult RT3052, and IEEE802.11n standard is supported in this chip transmission.
The up home gateway entirety of Cable is divided into four devices, is respectively EoC device, exchange of management device, power supply clock-reset device and voice device, referring to Fig. 1, Fig. 2.
EoC device major function: realize the conversion between broadcasting and TV coaxial signal and ethernet signal, can separating TV signal and network signal.
Switch major function: realize storage, management and the forwarding capability of Ethernet message, voice call function, realizes wifi transfer function, realizes Network Management Function, as configures different vlan etc.
The major function of power supply clock-reset device: for the each chip of whole plate provides required power supply, clock, reset.
Voice device function: by being connected with exchange of management device, carrying out the encoding and decoding of voice and carry out speech business by RJ11 interface, realized voice communication.CM5001 is a highly integrated voip solution.It is integrated 32 RISC CPU, DSP and 2 Fast Ethernet addresses.CM5001 effectively plays the effect of controlling voip gateway and IP phone cost.32 RISC CPU that CM5001 is integrated, frequency is 125MHz, built-in the instruction buffer memory of 4K byte and the data buffer storage of 4K byte.Its back-up system management, network management, protocol stack management and application program.16 Fix-Point DSP that CM5001 is integrated, frequency is 125MHz, supports the programmable storage of 32K × 24, the coefficient memory of 16K × 16, the data storage of 15K × 16.It provides 2 serial ports to support 2 sound channels.DSP support multiple sound compression patterns (G.711, G.723.1, G.729A, G.729B), echo cancellation and multiple plain old telephone technology.CM5001 provides 2 10/100M Fast Ethernet addresses to support complete/semiduplex mode, and port is based on VLAN, the FIFO package buffer of MII interface and 2K byte.User can be by MII interface and outside PHY or Ethernet switching chip structure voip gateway and IP phone.
Upstream passes the mixed signal of coming after duplexer filter, be separated into EoC signal and TV signal, EoC signal is after over-coupled transformer separates, give INT1400, after bandpass filtering and gain amplification, give INT6400, carry out digital-to-analogue conversion through INT6400, and then inside is converted to Ethernet net MII format signal after treatment, and then gives RT3052 and be forwarded to corresponding port according to different Configuration Types.For example, RT3052 receives after MII format signal, if data-signal by Ethernet interface forward, voice signal by CM5001 chip connect speech interface forward.
Process of transmitting is an above inverse process.
Configuration requirement:
Radio-frequency performance index
The built-in duplexer filter of equipment, radio frequency interface must comprise rf input interface and radio frequency output interface, and rf input interface connects radio-frequency signal of wired TV, and radio frequency output interface is exported after data-signal after modulation is mixed with the signal of rf input interface input.
(1) transmission band
The working frequency range of equipment is 7.5MHz～65MHz.
(2) radio-frequency technique parameter
The up home gateway of the Cable with voice over ip feature that the utility model provides has adopted the generally acknowledged HomePlugAV solution of current industry, be connected with local side apparatus by 1 coaxial WAN port, this locality provides 3 100,000,000 FDX Ethernet interfaces, can be used for connecting the multiple terminals such as computer, digital TV set-top box, IP phone machine, without separately purchasing equipment simultaneously; 1 RJ11 mouth is provided, can be used for connecting analog telephone set, can realize VOIP ATA call function by broadband access; Wireless WIFI11N router feature is provided, utilizes wireless WIFI accessing Internet.
The utility model can be realized CHINA RFTCOM Co Ltd full-service wire/wireless mode and carry, and avoids user family multiple terminals to repeat wiring problem.Bundle sale by full-service can increase user's stickiness.
Claims (6)
1. the up home gateway of the Cable with voice over ip feature, it is characterized in that, comprise exchange of management device and power supply clock-reset device, described exchange of management device comprises that thunder insults 3052 chip RT3052, insult with thunder the synchronous DRAM SDRAM that 3052 chip RT3052 are connected, flash memory FLASH, wireless network WIFI, voice protocol SIP and the network interface card interface RJ451*3 connecting by network transformer, RJ11*1, described exchange of management device be also integrated and connected EOC device and voice device, described EOC device is wireless transmission, described EOC device comprises INT6400 chip, the synchronous DRAM SDRAM being connected with INT6400 chip, and INT1400 chip, coupling transformer and duplexer filter, voice device comprises CM5001 chip, described CM5001 chip one end is insulted 3052 chip RT3052 with thunder and is connected, one end is connected with network interface card interface RJ11*1.
2. the up home gateway of the Cable with voice over ip feature according to claim 1, is characterized in that: described power supply clock-reset device is all connected with exchange of management device, voice device and EOC device.
3. the up home gateway of the Cable with voice over ip feature according to claim 1 and 2, is characterized in that: described INT6400 chip is insulted 3052 chip RT3052 with thunder and is connected by Media Independent Interface MII form.
4. the up home gateway of the Cable with voice over ip feature according to claim 3, it is characterized in that: the CPU requirement >=300MIPS of described INT6400 chip, its internal memory >=32MB, FLASH >=8MB, I-cache >=32KB, D-cache >=16KB in cache memory CACHE.
5. the up home gateway of the Cable with voice over ip feature according to claim 4, is characterized in that: described wireless transmission is supported IEEE802.11n standard; Its transmitting power can regulate in 100%, 80%, 60%, 40% and 20% scope, its antenna gain >=3dbi, suggestion is arranged on 5dbi, wireless transmission rate >=150Mbps, SSID at least supports 4 virtual AP, service set SSID name is supported at most 32 characters, can built-in pair of account carry out dialing of interior and exterior lines telephone number.
6. the up home gateway of the Cable with voice over ip feature according to claim 1, it is characterized in that: 32 RISC CPU and 2 Fast Ethernet addresses that CM5001 is integrated, built-in the instruction buffer memory of 4K byte and the data buffer storage of 4K byte, its back-up system management, network management, protocol stack management and application program; 16 Fix-Point DSP that CM5001 is integrated, frequency is 125MHz, support the programmable storage of 32K × 24, the coefficient memory of 16K × 16, the data storage of 15K × 16, it provides 2 serial ports to support 2 sound channels, CM5001 provides 2 10/100M Fast Ethernet addresses to support complete/semiduplex mode, port is based on VLAN, the FIFO package buffer of MII interface and 2K byte, user can be by MII interface and outside PHY or Ethernet switching chip structure voip gateway and IP phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377865.5U CN203968140U (en) | 2014-07-09 | 2014-07-09 | The up home gateway of a kind of Cable with voice over ip feature |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420377865.5U CN203968140U (en) | 2014-07-09 | 2014-07-09 | The up home gateway of a kind of Cable with voice over ip feature |
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| CN203968140U true CN203968140U (en) | 2014-11-26 |
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| CN201420377865.5U Active CN203968140U (en) | 2014-07-09 | 2014-07-09 | The up home gateway of a kind of Cable with voice over ip feature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018408A (en) * | 2019-03-22 | 2019-07-16 | 太仓市同维电子有限公司 | A kind of home gateway class communication terminal fails the method for adjustment tested by conduction interference |
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2014
- 2014-07-09 CN CN201420377865.5U patent/CN203968140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018408A (en) * | 2019-03-22 | 2019-07-16 | 太仓市同维电子有限公司 | A kind of home gateway class communication terminal fails the method for adjustment tested by conduction interference |
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