CN103780282A - EOC terminal and data transmission system and method - Google Patents
EOC terminal and data transmission system and method Download PDFInfo
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- CN103780282A CN103780282A CN201210402466.5A CN201210402466A CN103780282A CN 103780282 A CN103780282 A CN 103780282A CN 201210402466 A CN201210402466 A CN 201210402466A CN 103780282 A CN103780282 A CN 103780282A
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Abstract
The invention discloses an EOC terminal and a data transmission system and method. The EOC terminal comprises a frequency divider and a WIFI communication module. The frequency divider is used for receiving a data signal including a video data signal and an IP data signal and transmitted through the same coaxial cable and transmitting the video data signal of the data signal to a video device; and the WIFI communication module is used for sending the IP data signal to a computer. The video data signal and the IP data signal are transmitted by utilizing the same coaxial cable, so that the transmission of the video data signal is not influenced, and broadband integrated service can be enjoyed alone; good adaptability and flexibility are achieved; and the EOC terminal and the data transmission system and method also have the advantages of being easy for home-entering construction, improving space utilization rate and being convenient to operate and the like.
Description
Technical field
The present invention relates to network communications technology field, especially relate to a kind of EOC(Ethernet Over Coax, ether data are transmitted by coaxial cable) terminal, data transmission system and method.
Background technology
Turn to cutting point with cable television digital, accelerate to popularize digital television broadcasting, strengthen the information infrastructure buildings such as broadband communication network, digital tv network and Next Generation Internet, advance " integration of three networks ".For advancing cable TV development in an all-round way, in July, 2009, General Bureau of Radio, Film and Television has made " about some suggestions of accelerating the development of radio and television cable network ", clear and definite goal task, focus and the policies and measures of cable TV network development.
At present, more difficult, the whole network of construction that occurs registering one's residence in cable TV network bilateral network transformation process covers the problems such as high and improvement project cycle of cost is long, solves these problems so be eager to seek a kind of new technical scheme.
In addition, the IP(Internet Protocol that most of users surf the Net required, the agreement interconnecting between network) data are to register one's residence by broadband, enter by netting twine, and user while seeing cable TV the video data of cable TV enter by coaxial wire, therefore, when user had not only needed online but also had needed to see cable TV, just need to be from outside not only lay netting twine but also laid coaxial wire and entered the indoor of user, construction very difficult and troublesome poeration like this will make to register one's residence, when netting twine and coaxial wire, lay and make the indoor line of user not only much but also more numerous and diverse, take certain space.
Summary of the invention
The technical problem to be solved in the present invention is in order to overcome in prior art in the time that user not only needs online but also needs to see cable TV, need to be from outside not only lay netting twine but also laid coaxial wire and entered the indoor of user, cause the very difficult and troublesome poeration of construction of registering one's residence, and lay when netting twine and coaxial wire and make the indoor line of user not only much but also more numerous and diverse, take the defect in certain space, a kind of EOC terminal is provided, data transmission system and method, by same coaxial wire transmitting video data signal and IP data-signal, neither affect the transmission of video data signal, can exclusively enjoy again broad band Integrated service, there is good adaptability and flexibility, be beneficial to user's operation.
The present invention solves above-mentioned technical problem by following technical proposals:
A kind of EOC terminal, its feature is, this EOC terminal comprises a frequency divider and a WIFI(Wireless Fidelity, Wireless Fidelity) communication module;
This frequency divider transmits for receiving through a coaxial wire the data-signal that comprises a video data signal and an IP data-signal of coming, and this video data signal in this data-signal is transferred to a video equipment;
This WIFI communication module is for being sent to a computer by this IP data-signal.
Preferably, this frequency divider is for going out this data-signal coming through this coaxial wire transmission this video data signal and transfer to this video equipment based on a video data band separation.Wherein, this video data frequency range refers to the frequency range of this video data signal work.
Preferably, this WIFI communication module is for being sent to this computer by this frequency divider based on isolated this IP data-signal of an IP data band.Wherein, this IP data band refers to the frequency range of this IP data-signal work.
Preferably, this EOC terminal also comprises an EOC module, this EOC module is used for isolated this IP data-signal of this frequency divider receiving to carry out demodulation, and will be converted to a digital data transmission to this WIFI communication module through this IP data-signal of demodulation by an analog to digital converter.
Preferably, this EOC module is for transferring to this WIFI communication module by this digital signal by an exchange chip.
Preferably, this EOC module is for passing through a MII(Media Independent Interface, Media Independent Interface) interface by this digital data transmission to this exchange chip, this exchange chip is for being converted to this digital signal come through this MII interface transmission receiving to be suitable for the data pattern that this WIFI communication module receives, and this WIFI communication module is sent to this computer for this digital signal through conversion that this exchange chip transmission is come.
Preferably, this video data frequency range is 87MHz-1000MHz, and this IP data band is 7.5MHz-67MHz.
The present invention also provides a kind of data transmission system, and its feature is, this data transmission system comprises above-mentioned EOC terminal, at least one video equipment, at least one computer and an EOC local side;
This EOC local side is used for receiving a video data signal and an IP data-signal;
The data-signal that comprises this video data signal and this IP data-signal that this frequency divider comes through a coaxial wire transmission for receiving this EOC local side, and this video data signal in this data-signal is transferred to described video equipment;
This WIFI communication module is for being sent to this IP data-signal in described computer.
Preferably, this EOC local side comprises an OFDM(Orthogonal Frequency Division Multiplexing, orthogonal frequency division multiplexi) chip.
The present invention also provides a kind of data transmission method that utilizes above-mentioned data transmission system, and this data transmission method comprises the following steps:
Step S1, this EOC local side receive this video data signal and this IP data-signal;
Step S2, this frequency divider receive this data-signal that comprises this video data signal and this IP data-signal that this EOC local side comes through this coaxial wire transmission;
This video data signal in this data-signal is transferred to described video equipment by step S3, this frequency divider;
This IP data-signal is sent to described computer by step S4, this WIFI communication module.
Positive progressive effect of the present invention is:
EOC terminal of the present invention, data transmission system and method, by utilizing same coaxial wire transmitting video data signal and IP data-signal, neither affect the transmission of video data signal, can exclusively enjoy again broad band Integrated service, have good adaptability and flexibility, the present invention also has the construction that is easy to register one's residence, improves space availability ratio and the advantage such as easy to operate.
Accompanying drawing explanation
Fig. 1 is the structure chart of the EOC terminal of preferred embodiment of the present invention.
Fig. 2 is the structure chart of the data transmission system of preferred embodiment of the present invention.
Fig. 3 is the flow chart of the data transmission method of the data transmission system of preferred embodiment of the present invention.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail, but therefore do not limit the present invention among described scope of embodiments.
As shown in Figure 2, the data transmission system of the present embodiment comprises an EOC local side 1, an EOC terminal 2, a TV 3 and a computer 4, and certainly, the quantity of this TV 3 and this computer 4 can also be more than two and two.This EOC local side 1 comprises an OFDM chip, and as shown in Figure 1, this EOC terminal 2 comprises a frequency divider 21, an EOC module 22, an exchange chip 23 and a WIFI communication module 24 to the structure of this EOC terminal 2.
Wherein, this EOC local side 1 is for receiving a video data signal and an IP data-signal;
The data-signal that comprises this video data signal and this IP data-signal that this frequency divider 21 comes through a coaxial wire transmission for receiving this EOC local side 1, and this data-signal is gone out to this video data signal and transfers to this TV 3 based on a video data band separation;
This EOC module 22 is for carrying out demodulation to isolated this IP data-signal of this frequency divider 21 receiving, and by an analog to digital converter, this IP data-signal through demodulation is converted to a digital signal, and then by a MII interface by this digital data transmission to this exchange chip 23;
This exchange chip 23 is for being converted to this digital signal come through this MII interface transmission receiving to be suitable for the data pattern that this WIFI communication module 24 receives;
Wherein, through this digital signal of conversion by the port(port of this exchange chip 23) transfer to it the port of this WIFI communication module 24 of compatibility;
This WIFI communication module 24 is sent to this computer 4 for this exchange chip 23 being transmitted to this digital signal through conversion of coming.
In the present embodiment, this video data frequency range is selected 87MHz-1000MHz, and this IP data band is selected 7.5MHz-67MHz.
The present invention also provides a kind of data transmission method that utilizes above-mentioned data transmission system, and this data transmission method comprises the following steps:
This digital signal through conversion that step 107, this WIFI communication module are carried out this exchange chip transmission is sent to this computer.
Each functional module in the present invention all can be realized in conjunction with existing software programming means under existing hardware condition, therefore its concrete methods of realizing is not all repeated at this.
Although more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art is not deviating under the prerequisite of principle of the present invention and essence, can make various changes or modifications to these execution modes, but these changes and modification all fall into protection scope of the present invention.
Claims (10)
1. an EOC terminal, is characterized in that, this EOC terminal comprises a frequency divider and a WIFI communication module;
This frequency divider transmits for receiving through a coaxial wire the data-signal that comprises a video data signal and an IP data-signal of coming, and this video data signal in this data-signal is transferred to a video equipment;
This WIFI communication module is for being sent to a computer by this IP data-signal.
2. EOC terminal as claimed in claim 1, is characterized in that, this frequency divider is for going out this data-signal coming through this coaxial wire transmission this video data signal and transfer to this video equipment based on a video data band separation.
3. EOC terminal as claimed in claim 1, is characterized in that, this WIFI communication module is for being sent to this computer by this frequency divider based on isolated this IP data-signal of an IP data band.
4. EOC terminal as claimed in claim 1, it is characterized in that, this EOC terminal also comprises an EOC module, this EOC module is used for isolated this IP data-signal of this frequency divider receiving to carry out demodulation, and will be converted to a digital data transmission to this WIFI communication module through this IP data-signal of demodulation by an analog to digital converter.
5. EOC terminal as claimed in claim 4, is characterized in that, this EOC module is for transferring to this WIFI communication module by this digital signal by an exchange chip.
6. EOC terminal as claimed in claim 5, it is characterized in that, this EOC module for by a MII interface by this digital data transmission to this exchange chip, this exchange chip is for being converted to this digital signal come through this MII interface transmission receiving to be suitable for the data pattern that this WIFI communication module receives, and this WIFI communication module is sent to this computer for this digital signal through conversion that this exchange chip transmission is come.
7. EOC terminal as claimed in claim 1, is characterized in that, this video data frequency range is 87MHz-1000MHz, and this IP data band is 7.5MHz-67MHz.
8. a data transmission system, is characterized in that, this data transmission system comprises the EOC terminal as described in any one in claim 1-7, at least one video equipment, at least one computer and an EOC local side;
This EOC local side is used for receiving a video data signal and an IP data-signal;
The data-signal that comprises this video data signal and this IP data-signal that this frequency divider comes through a coaxial wire transmission for receiving this EOC local side, and this video data signal in this data-signal is transferred to described video equipment;
This WIFI communication module is for being sent to this IP data-signal in described computer.
9. data transmission system as claimed in claim 8, is characterized in that, this EOC local side comprises an OFDM chip.
10. a data transmission method, is characterized in that, it adopts data transmission system as claimed in claim 8 or 9 to realize, and this data transmission method comprises the following steps:
Step S
1, this EOC local side receives this video data signal and this IP data-signal;
Step S
2, this frequency divider receives this data-signal that comprises this video data signal and this IP data-signal that this EOC local side comes through the transmission of this coaxial wire;
Step S
3, this video data signal in this data-signal transfers to described video equipment by this frequency divider;
Step S
4, this IP data-signal is sent to described computer by this WIFI communication module.
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| CN201210402466.5A CN103780282B (en) | 2012-10-19 | 2012-10-19 | A kind of data transmission method |
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| CN201210402466.5A CN103780282B (en) | 2012-10-19 | 2012-10-19 | A kind of data transmission method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10306076B2 (en) | 2016-08-15 | 2019-05-28 | The Directv Group, Inc. | Triplexer signal combiner |
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| US6493875B1 (en) * | 1997-02-19 | 2002-12-10 | Next Level Communications, Inc. | In-home wireless |
| CN201210727Y (en) * | 2008-04-25 | 2009-03-18 | 上海润欣科技有限公司 | CATV synthetic access system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10306076B2 (en) | 2016-08-15 | 2019-05-28 | The Directv Group, Inc. | Triplexer signal combiner |
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Effective date of registration: 20201113 Address after: 221700 4-1-110-shop, Nanyuan new town, Fengxian County, Xuzhou City, Jiangsu Province Patentee after: Song Yixiao Address before: Songjiang District shihudong Town Tower Road 201617 min 579 Lane Shanghai No. -26 Patentee before: Phicomm (Shanghai) Co.,Ltd. |
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