CN103501185A - Interior talkback terminal based on PON - Google Patents
Interior talkback terminal based on PON Download PDFInfo
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- CN103501185A CN103501185A CN201310438009.6A CN201310438009A CN103501185A CN 103501185 A CN103501185 A CN 103501185A CN 201310438009 A CN201310438009 A CN 201310438009A CN 103501185 A CN103501185 A CN 103501185A
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Abstract
The invention discloses an interior talkback terminal based on a PON, and relates to the field of talkback systems. The interior talkback terminal comprises a CPU, an xPON interface, a first audio interface or/and second audio interface, an audio codec or/and conversion module, and an RF. The xPON interface is used for receiving and sending data through the PON and in two-way interconnection with the CPU, the audio codec is connected with the CPU, and audio data processed by the CPU are transmitted to the audio codec through the first audio interface. The conversion module is connected with the CPU, and the audio data processed by the CPU are transmitted to the conversion module through the second audio interface. The conversion module is connected to the RF in a wireless mode. A system-wide optical structure is adopted in the interior talkback terminal, therefore, copper cables are not needed, talkback can be achieved in an all-optical network, polarity distinguishing is not needed, single-fiber access can be achieved, and construction is easy.
Description
Technical field
The present invention relates to the intercom system field, relate in particular to a kind of inside intercommunication terminal based on PON.
Background technology
The intercommunication terminal realizationization of prior art has following two kinds:
1, the electricity mouth by ONU (optical network unit) is transferred to the VOIP terminal, and this kind of terminal needs the outer electricity mouthful of occupying volume, needs outside the connection;
2, the SLIC by ONU receives ordinary telephone set, and this kind of terminal needs telecommunication department that number resource is provided, and needs outside the connection.
Summary of the invention
The present invention is directed to intercommunication terminal in prior art and realize that intercommunication function needs occupying volume dispatch from foreign news agency mouth and telecommunication department provide number resource all to need the outside defect connected and a kind of inside intercommunication terminal based on PON is provided, this terminal can realize intercommunication under all-optical network, optical fiber directly accesses intercommunication terminal, thereby connects without outside.
Technical scheme of the present invention is as follows:
A kind of inside intercommunication terminal based on PON comprises CPU, xPON interface, the first audio interface or/and the second audio interface, audio codec or/and modular converter and RF; Described xPON interface receives and sends data and interconnects with CPU is two-way by PON, described audio codec is connected with CPU, and the voice data that will process through CPU is sent to audio codec by the first audio interface, described modular converter is connected with CPU, and will be sent to modular converter by the second audio interface through the voice data of CPU processing, modular converter is connected to RF by wireless mode again.
Above-mentioned the first audio interface is PCM, IIS or AC97.
Above-mentioned the second audio interface is PCM, IIS or AC97.
Above-mentioned modular converter is converted to DECT, WIFI or Bluetooth by the voice data of the second audio interface.
Above-mentioned intercommunication terminal also comprises network interface and 10/100/1000M network, and described 10/100/1000M network is connected to CPU by network interface.
Above-mentioned network interface is partly that built-in 1000M PHY, part are the mixed mode of many mouth switchs, 100M optical interface or above several forms for 10/100M PHY, part.
Above-mentioned intercommunication terminal also comprises man-machine interface and input/output device, and input/output device and CPU are by the man-machine interface data information.
Above-mentioned xPON interface and optical fiber direct connect in succession.
The invention has the beneficial effects as follows: the inside intercommunication terminal based on PON of the present invention adopts the total system photo structure, thereby, without copper cable, under all-optical network, realizes intercommunication; Without distinguishing polarity, the single fiber access, make construction simple.
The accompanying drawing explanation
Fig. 1 is the inside intercommunication terminal modular structure schematic diagram that the present invention is based on PON;
Fig. 2 is inside intercommunication terminal module embodiment 1 structural representation that the present invention is based on PON;
Fig. 3 is inside intercommunication terminal module embodiment 2 structural representations that the present invention is based on PON;
Fig. 4 is inside intercommunication terminal module embodiment 3 structural representations that the present invention is based on PON.
Embodiment
For better explanation the present invention, now reach accompanying drawing in conjunction with the embodiments and be further described.
Embodiment 1:
As depicted in figs. 1 and 2, the internalization intercommunication terminal based on PON of the present embodiment comprises CPU1, xPON interface 2, the first audio interface 3, audio codec 5; Described xPON interface 2 receives and sends data and interconnects with CPU1 is two-way by PON, described audio codec 5 is connected with CPU1, and the voice data that will process through CPU1 is sent to audio codec 5 by the first audio interface 3.
CPU1 selects the Marvell88F6601 chip; XPON interface 2 is selected the UX3328 chips, the continuous limiting amplifier of this integrated chip and burst laser driver and DDM function can be used for 155Mbps～2.5Gbps SFP and EPON/GPON ONU; The ES8328E that the first audio interface 3 is the PCM type, the TDA1345TS of IIS type or the ALC202 of AC97 type.
The terminal of the present embodiment accesses PON (EPON or GPON) system by optical fiber, CPU1 receives packet the decoding on optical fiber by xPON interface 2, be reduced to audio signal, by audio codec 5 audio plays: CPU1, will audio codec by xPON interface 2, be sent on optical fiber after 5 audio-frequency signal codings that receive again, then by data packet transmission to other-end.
Embodiment 2:
As shown in figures 1 and 3, the internalization intercommunication terminal based on PON of the present embodiment comprises CPU1, xPON interface 2, the second audio interface 4, modular converter 13, RF6; Described xPON interface 2 receives and sends data and interconnects with CPU1 is two-way by PON, described modular converter 13 is connected with CPU1, and will be sent to modular converter 13 by the second audio interface 4 through the voice data of CPU1 processing, modular converter 13 is connected to RF6 by wireless mode again.
CPU1 selects the Marvell88F6601 chip; XPON interface 2 is selected the UX3328 chips, the continuous limiting amplifier of this integrated chip and burst laser driver and DDM function can be used for 155Mbps～2.5Gbps SFP and EPON/GPON ONU; The ES8328E that the second audio interface 4 is the PCM type, the TDA1345TS of IIS type or the ALC202 of AC97 type; Modular converter 13 is converted to the PNX8009 of DECT type, the AX22001 of WIFI type or the BC358239A of Bluetooth type by the voice data of the second audio interface 4.
The terminal of the present embodiment accesses PON (EPON or GPON) system by optical fiber, CPU1 receives packet the decoding on optical fiber by xPON interface 2, be reduced to audio frequency, be sent to modular converter 13 by the second audio interface 4, then be connected to the RF6 audio plays by modular converter 13 by wireless mode; After the audio-frequency signal coding that CPU1 will RF6 receives, by xPON interface 2, send on optical fiber, then by data packet transmission to other-end.
Embodiment 3:
As shown in Figure 1 and Figure 4, the internalization intercommunication terminal based on PON of the present embodiment comprises CPU1, xPON interface 2, the first audio interface 3, the second audio interface 4, audio codec 5, modular converter 13, RF6; Described xPON interface 2 receives and sends data and interconnects with CPU1 is two-way by PON, described audio codec 5 is connected with CPU1, and the voice data that will process through CPU1 is sent to audio codec 5 by the first audio interface 3, described modular converter 13 is connected with CPU1, and will be sent to modular converter 13 by the second audio interface 4 through the voice data of CPU1 processing, modular converter 13 is connected to RF6 by wireless mode again.
CPU1 selects the Marvel188F6601 chip; XPON interface 2 is selected the UX3328 chips, the continuous limiting amplifier of this integrated chip and burst laser driver and DDM function can be used for 155Mbps～2.5Gbps SFP and EPON/GPON0NU; The ES8328E that the first audio interface 3 is the PCM type, the TDA1345TS of IIS type or the ALC202 of AC97 type; The ES8328E that the second audio interface 4 is the PCM type, the TDA1345TS of IIS type or the ALC202 of AC97 type; Modular converter 13 is converted to the PNX8009 of DECT type, the AX22001 of WIFI type or the BC358239A of Bluetooth type by the voice data of the second audio interface 4.
The terminal of the present embodiment accesses PON (EPON or GPON) system by optical fiber, CPU1 receives packet the decoding on optical fiber by xPON interface 2, be reduced to audio signal, be sent to modular converter 13 by audio codec 5 with by the second audio interface 4 respectively, then be connected to the RF6 audio plays by modular converter 13 by wireless mode; CPU1 will audio codec 5 and the audio-frequency signal coding that receives of RF6 after by xPON interface 2, send on optical fiber, then by data packet transmission to other-end.
Embodiment 4:
On the basis of embodiment 1～3, the internalization intercommunication terminal based on PON of the present embodiment also comprises network interface 7 and 10/100/1000M network 8 and/or man-machine interface 9 and input/output device 10 respectively; 10/100/1000M network 8 is connected to CPU1 by network interface 7, and input/output device 10 and CPUI are by man-machine interface 9 data information.Network interface 7 parts are that built-in 1000M PHY, part are the IP175GH+Fiber of the IP175G of many mouth switchs type, 100M optical interface type or the mixed mode of above several forms for the IP101GR of 10/100M PHY type, part; Thereby add human-computer interaction function and network function on the basis of intercommunication.
Claims (8)
1. the inside intercommunication terminal based on PON is characterized in that: this terminal comprises CPU, xPON interface, the first audio interface or/and the second audio interface, audio codec or/and modular converter and RF; Described xPON interface receives and sends data and interconnects with CPU is two-way by PON, described audio codec is connected with CPU, and the voice data that will process through CPU is sent to audio codec by the first audio interface, described modular converter is connected with CPU, and will be sent to modular converter by the second audio interface through the voice data of CPU processing, modular converter is connected to RF by wireless mode again.
2. the inside intercommunication terminal based on PON according to claim 1, it is characterized in that: described the first audio interface is PCM, IIS or AC97.
3. the inside intercommunication terminal based on PON according to claim 1, it is characterized in that: described the second audio interface is PCM, IIS or AC97.
4. according to claim 1 and the 3 described inside intercommunication terminals based on PON, it is characterized in that: described modular converter is converted to DECT, WIFI or Bluetooth by the voice data of the second audio interface.
5. the inside intercommunication terminal based on PON according to claim 1, it is characterized in that: described intercommunication terminal also comprises network interface and 10/100/1000M network, described 10/100/1000M network is connected to CPU by network interface.
6. according to claim 1 and the 5 described inside intercommunication terminals based on PON, it is characterized in that: described network interface is partly the mixed mode of many mouth switchs, 100M optical interface or above several forms for built-in 1000M PHY, part for 10/100M PHY, part.
7. the inside intercommunication terminal based on PON according to claim 1, it is characterized in that: described intercommunication terminal also comprises man-machine interface and input/output device, input/output device and CPU are by the man-machine interface data information.
8. the inside intercommunication terminal based on PON according to claim 1, it is characterized in that: described xPON interface and optical fiber direct connect in succession.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310438009.6A CN103501185B (en) | 2013-09-18 | 2013-09-18 | A kind of interior talkback terminal based on PON |
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| CN201310438009.6A CN103501185B (en) | 2013-09-18 | 2013-09-18 | A kind of interior talkback terminal based on PON |
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| CN103501185A true CN103501185A (en) | 2014-01-08 |
| CN103501185B CN103501185B (en) | 2016-06-01 |
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| CN103501185B (en) | 2016-06-01 |
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