CN201577162U - Digital television terminal equipment capable of receiving optical fiber signal - Google Patents
Digital television terminal equipment capable of receiving optical fiber signal Download PDFInfo
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- CN201577162U CN201577162U CN 200920280637 CN200920280637U CN201577162U CN 201577162 U CN201577162 U CN 201577162U CN 200920280637 CN200920280637 CN 200920280637 CN 200920280637 U CN200920280637 U CN 200920280637U CN 201577162 U CN201577162 U CN 201577162U
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Abstract
The utility model relates to digital television terminal equipment capable of receiving an optical fiber signal, which has the advantages of lower cost, more convenient use and maintenance and the like. The structure of the digital television terminal equipment is that an optical fiber transceiver module is in bidirectional connection with a digital signal processing module, is used for converting the optical fiber signal into TS stream data and transmitting the TS stream data to the digital signal processing module and can also convert data transmitted by the digital signal processing module into the optical fiber signal to output; a digital signal receiving module is in unilateral connection with the digital signal processing module and is used for receiving a digital television signal, demodulating the digital television signal into the TS stream data and transmitting the TS stream data to the digital signal processing module; a storage module is in bidirectional connection with the digital signal processing module and is used for storing programs and the data; a command transceiver module is in bidirectional connection with the digital signal processing module and is used for carrying out interaction with a user; and the digital signal processing module carries out multiplexing and decoding on the received TS stream data and outputs audio-video data.
Description
Technical field
The utility model relates to digital television techniques field (comprising wired, satellite, ground, mobile digital TV and IPTV etc.), relates in particular to a kind of digital TV terminal equipment that can receive fiber-optic signal.
Background technology
Along with China's cable TV network bidirectional rebuilding is constantly carried out, Fiber-To-The-Building has been realized in some place, even has realized that Fiber to the home.But, at present also there is not directly to receive the digital TV terminal equipment of fiber-optic signal, need increase a kind of special photoelectric conversion device in the fibre-optic terminus, convert fiber-optic signal to the signal of telecommunication, by coaxial cable the signal of telecommunication is sent to digital TV terminal equipment then.Owing to Fiber-To-The-Building or after Fiber to the home, need increase special photoelectric conversion device in the fibre-optic terminus, can increase certain cost, increase extra power supply power supply, the installation and the follow-up maintenance of equipment also can be cumbersome simultaneously.
Summary of the invention
The purpose of this utility model is exactly in order to solve owing to Fiber-To-The-Building or to need to increase the cost that special photoelectric conversion device causes after Fiber to the home higher, problems such as installation behind the increase equipment and follow-up maintenance are cumbersome, a kind of digital TV terminal equipment that can receive fiber-optic signal is provided, compare with the photoelectric conversion device that increase is special, digital TV terminal equipment described in the utility model has advantages such as cost is lower, and mounting, commissioning and maintenance is more convenient.
To achieve these goals, the utility model adopts following technical scheme:
A kind of digital TV terminal equipment that can receive fiber-optic signal, it comprises optical fiber transceiver module, digital signal receiver module, digital signal processing module, memory module and order transceiver module; Wherein, the optical fiber transceiver module is connected with digital signal processing module is two-way, is used for that fiber-optic signal is converted into the TS flow data and sends digital signal processing module to, and the data conversion that also digital signal processing module can be transmitted simultaneously becomes fiber-optic signal output; The digital signal receiver module is connected with digital signal processing module is unidirectional, is used for receiving digital television signal and digital television signal is demodulated to the TS flow data sending digital signal processing module to; Memory module is connected with digital signal processing module is two-way, is used for stored program and data; The order transceiver module is connected with digital signal processing module is two-way, is used for carrying out alternately with the user; Digital signal processing module carries out demultiplexing and decoding to the TS flow data that receives, the output audio, video data.
Described digital signal receiver module is meant tuner equipment.
Described digital signal processing module is meant set-top box processes device chip.
Described memory module is meant FLASH memory and DDR SDRAM equipment.
Described order transceiver module is meant infrared reception and serial interface devices.
Described audio, video data is analog audio-video signal and digital audio-video signal.
Described digital signal processing module is by HDMI interface and unidirectional connection of motor machine module; Also be connected with the television set module is two-way simultaneously by serial line interface.
Described optical fiber transceiver module receives fiber-optic signal, except can exporting the TS flow data, output can also be the IP data.
The above-mentioned digital TV terminal equipment that can receive fiber-optic signal, its course of work is:
(1) digital TV terminal device power-up, the optical fiber transceiver module receives fiber-optic signal, simultaneously, digital signal receiver module receiving digital television signal;
(2) the optical fiber transceiver module is handled, is transformed the fiber-optic signal that receives, output TS flow data or IP data are to digital signal processing module, simultaneously, the digital signal receiver module is modulated the digital television signal that receives, and output TS flow data is to digital signal processing module;
(3) digital signal processing module and memory module are mutual, according to the input signal types setting that is stored in the memory module, from the TS flow data two paths of data that the TS flow data and the digital signal receiver module of the output of optical fiber transceiver module are exported, select a circuit-switched data to carry out demultiplexing and decoding, the output audio, video data.
In the described step (3), described input signal types is stored in the memory module, being used to specify digital signal processing module is the TS flow data that will handle the digital signal receiver module output of receiving digital signals, still handles the TS flow data that the optical fiber transceiver module that receives fiber-optic signal receives output.
Description of drawings
Fig. 1 is the structural representation that can receive the digital TV terminal equipment of fiber-optic signal described in the utility model;
Fig. 2 is to use the schematic diagram of the digital TV integrated machine of digital TV terminal equipment described in the utility model;
Fig. 3 is the workflow diagram that can receive the digital TV terminal equipment of fiber-optic signal described in the utility model.
Wherein, 1, the optical fiber transceiver module, 2, the digital signal receiver module, 3, digital signal processing module, 4, memory module, 5, the order transceiver module, 6, television set module.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes a part of the present utility model, and illustrated embodiment of the present utility model and explanation thereof are used to explain the utility model, and improper qualification of the present utility model in pairs inadequately.
Embodiment 1:
As shown in Figure 1, it comprises optical fiber transceiver module 1, digital signal receiver module 2, digital signal processing module 3, memory module 4 and order transceiver module 5; Wherein, optical fiber transceiver module 1 and 3 two-way connections of digital signal processing module are used for that fiber-optic signal is converted into the TS flow data and send digital signal processing module 3 to, also the data conversion that digital signal processing module 3 transmits can be become fiber-optic signal output simultaneously; Digital signal receiver module 2 and 3 unidirectional connections of digital signal processing module are used for receiving digital television signal and digital television signal are demodulated to the TS flow data sending digital signal processing module 3 to; Memory module 4 and 3 two-way connections of digital signal processing module are used for stored program and data; Order transceiver module 5 and 3 two-way connections of digital signal processing module are used for carrying out alternately with the user; The TS flow data that 3 pairs of digital signal processing modules receive carries out demultiplexing and decoding, the output audio, video data.
Digital signal receiver module 2 is meant tuner equipment.
Digital signal processing module 3 is meant set-top box processes device chip.
Audio, video data is analog audio-video signal and digital audio-video signal.
Optical fiber transceiver module 1 can also be exported the IP data except can exporting the TS flow data.
Embodiment 2:
As shown in Figure 2, the digital TV terminal equipment that can receive fiber-optic signal described in the utility model is built into makes digital TV integrated machine in the television set, described digital TV integrated machine comprises digital TV terminal equipment described in the utility model and television set module 6, and television set module 6 is meant the TV SKD with HDMI interface and serial line interface.The digital signal processing module 3 of digital TV terminal equipment described in the utility model is by HDMI interface and 6 unidirectional connections of television set module, and digital signal processing module 3 is by serial line interface and 6 two-way connections of television set module.Wherein, the HDMI interface is used to transmit the digital audio-video signal of digital signal processing module 3 generations to the output of television set module; Serial line interface be used for Data transmission between digital TV terminal equipment and the television set module 6 and order with realize between digital TV terminal equipment and the television set module 6 synchronously.
As shown in Figure 3, the described course of work that can receive the digital TV terminal equipment of fiber-optic signal is:
(1) digital TV terminal device power-up, optical fiber transceiver module 1 receives fiber-optic signal, simultaneously, digital signal receiver module 2 receiving digital television signals;
(2) 1 pair of fiber-optic signal that receives of optical fiber transceiver module is handled, is transformed, output TS flow data or IP data are to digital signal processing module 3, simultaneously, 2 pairs of digital television signals that receive of digital signal receiver module are modulated, and output TS flow data is to digital signal processing module 3;
(3) digital signal processing module 3 and memory module 4 are mutual, according to the input signal types setting that is stored in the memory module 4, from the TS flow data two paths of data that the TS flow data and the digital signal receiver module 2 of 1 output of optical fiber transceiver module are exported, select a circuit-switched data to carry out demultiplexing and decoding, the output audio, video data.
In the described step (3), described input signal types is stored in the memory module 4, being used to specify digital signal processing module 3 is the TS flow datas that will handle digital signal receiver module 2 outputs of receiving digital signals, still handles the TS flow data that the optical fiber transceiver module 1 that receives fiber-optic signal receives output.Input signal types can have three kinds of values: fiber-optic signal, digital television signal, automatic.When input signal types was fiber-optic signal, digital signal processing module 3 was handled the TS flow data of optical fiber transceiver module 1 output, and the output audio, video data; When input signal types is digital television signal, the TS flow data of digital signal processing module 3 processing digital signal receiver modules 2 outputs, and output audio, video data; When input signal types when being automatic, digital signal processing module 3 judges at first whether digital signal receiving module 2 has the digital television signal input, if having, and the TS flow data of processing digital signal receiver module 2 outputs then, output audio, video data; Otherwise if digital signal receiver module 2 does not have the digital television signal input, then the TS flow data of 3 pairs of optical fiber transceiver modules of digital signal processing module, 1 output is handled, the output audio, video data.
Claims (8)
1. the digital TV terminal equipment that can receive fiber-optic signal is characterized in that, it comprises optical fiber transceiver module, digital signal receiver module, digital signal processing module, memory module and order transceiver module; Wherein, the optical fiber transceiver module is connected with digital signal processing module is two-way, is used for that fiber-optic signal is converted into the TS flow data and sends digital signal processing module to, and the data conversion that also digital signal processing module can be transmitted simultaneously becomes fiber-optic signal output; The digital signal receiver module is connected with digital signal processing module is unidirectional, is used for receiving digital television signal and digital television signal is demodulated to the TS flow data sending digital signal processing module to; Memory module is connected with digital signal processing module is two-way, is used for stored program and data; The order transceiver module is connected with digital signal processing module is two-way, is used for carrying out alternately with the user; Digital signal processing module carries out demultiplexing and decoding to the TS flow data that receives, the output audio, video data.
2. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that described digital signal receiver module is meant tuner equipment.
3. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that described digital signal processing module is meant set-top box processes device chip.
4. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that, described memory module is meant FLASH memory and DDR SDRAM equipment.
5. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that described order transceiver module is meant infrared reception and serial interface devices.
6. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that described audio, video data is analog audio-video signal and digital audio-video signal.
7. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that, described digital signal processing module is connected with the television set module is unidirectional by the HDMI interface; Also be connected with the television set module is two-way simultaneously by serial line interface.
8. the digital TV terminal equipment that can receive fiber-optic signal as claimed in claim 1 is characterized in that, described optical fiber transceiver module receives fiber-optic signal, output TS flow data and/or IP data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920280637 CN201577162U (en) | 2009-12-08 | 2009-12-08 | Digital television terminal equipment capable of receiving optical fiber signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920280637 CN201577162U (en) | 2009-12-08 | 2009-12-08 | Digital television terminal equipment capable of receiving optical fiber signal |
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| Publication Number | Publication Date |
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| CN201577162U true CN201577162U (en) | 2010-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200920280637 Expired - Fee Related CN201577162U (en) | 2009-12-08 | 2009-12-08 | Digital television terminal equipment capable of receiving optical fiber signal |
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| CN (1) | CN201577162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510957A (en) * | 2018-12-04 | 2019-03-22 | 安徽站乾科技有限公司 | A kind of optical fiber satellite low noise block |
-
2009
- 2009-12-08 CN CN 200920280637 patent/CN201577162U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510957A (en) * | 2018-12-04 | 2019-03-22 | 安徽站乾科技有限公司 | A kind of optical fiber satellite low noise block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG TAIXIN ELECTRONIC CO., LTD. Free format text: FORMER NAME: SHANDONG TAIXIN ELECTRONICS CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Xinluo Avenue high tech Zone of Ji'nan City, Shandong province 250101 silver bearing No. 2008 building 1-501-1 Patentee after: Shandong Taixin Electronics Co., Ltd. Address before: Lixia District, Shandong city of Ji'nan Province Cultural Road 250012 No. 13 Haichen building 6 floor Patentee before: Shandong Taixin Electronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20171208 |