CN206226588U - Television network function expansion circuit and system - Google Patents
Television network function expansion circuit and system Download PDFInfo
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- CN206226588U CN206226588U CN201621363033.3U CN201621363033U CN206226588U CN 206226588 U CN206226588 U CN 206226588U CN 201621363033 U CN201621363033 U CN 201621363033U CN 206226588 U CN206226588 U CN 206226588U
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Abstract
The utility model relates to a TV network function extension circuit, include: the TV network port input circuit comprises a TV network port input circuit and a network signal expansion circuit, wherein one end of the TV network port input circuit acquires a network signal, and the other end of the TV network port input circuit is connected with the network signal expansion circuit so as to send the network signal to the network signal expansion circuit; the network signal expansion circuit expands the received network signal into two paths of network signals and then respectively outputs the two paths of network signals to the TV mainboard and the expanded signal processing board card. The utility model also provides a TV network function extension system including above-mentioned circuit. The utility model discloses the effectual network function who expands television equipment uses the network demand that a port can satisfy television equipment's TV mainboard simultaneously and the network demand of android/PC module, has saved system resources.
Description
Technical field
The utility model is related to a kind of television set, and in particular to a kind of TV network Function Extension circuit and system.
Background technology
IPTV (Internet Protocol Television, network protocol television) is with wideband network (broadband network)
A kind of system of TV information is transmitted as medium, broadcast program is transmitted digital by it by the Internet protocol on wideband to subscriber
TV service.IPTV is in addition to the channel by broadband network, in addition it is also necessary to the Set Top Box that operator specifies is added, by specified
Set Top Box connects network, and the content platform that access is specified therefrom selects broadcast program to be watched.Due to the content platform for accessing
Operator is limited to, therefore subscriber may therefrom can not find the broadcast program for wanting viewing.
In order to meet this demand, can the plug-in Android module of television set or in a television set built-in Android module or
PC modules, network is connected by Android module or PC modules, can be selected from wide network and be obtained broadcast program, and led to
Cross HDMI (High Definition Multimedia Interface, HDMI) feeding TV (electricity
Depending on) mainboard plays out, and so as to enrich the species of broadcast program, can meet the viewing demand of subscriber.But, such as Fig. 1 institutes
Show, because IPTV connection networks need the network interface connection by netting twine and router, obtain network signal, plug-in or built-in Android
Module or built-in PC modules connection network are also required to the network interface connection by netting twine and router, obtain network signal, such one
Come, it is necessary to which router provides two netting twines to television set, therefore occupies router network interface resource.
Further, since built-in Android module or during built-in PC modules in a television set, built-in Android module or built-in PC moulds
The placement location of block will not be close to television set edge, it is therefore desirable to be its network terminal reserved location on housing of TV set, and
And in inside television for its netting twine lays headspace, otherwise netting twine cannot be linked into built-in Android module or built-in PC moulds
Block.The integral layout of housing of TV set and inside will certainly so be influenceed.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of TV network Function Extension circuit and system.
The utility model proposes a kind of TV network Function Extension circuit, including：TV network interfaces input circuit and network signal
Expanded circuit, wherein, one end of TV network interface input circuits obtains network signal, the other end be connected with network signal expanded circuit with
The network signal is sent to network signal expanded circuit；The network signal that network signal expanded circuit will be received is extended to
Exported respectively after two-way network signal to the Signal transacting board analysis of TV mainboards and extension.
Further, TV network interfaces input circuit includes a RJ45 terminals and network transformer, a RJ45 terminals and network
Transformer is connected, and network transformer is connected with network signal expanded circuit.
Further, differential data the transmitting terminal TX+ and TX- of a RJ45 terminals connect the difference number of network transformer respectively
According to transmitting terminal TX+ and TX-, differential data the receiving terminal RX+ and RX- of a RJ45 terminals connect the difference of network transformer respectively
Data receiver RX+ and RX-.
Further, the differential data transmitting terminal TD+ and TD- of network transformer and differential data receiving terminal RD+ and RD- divide
Not Lian Jie network signal expanded circuit respective terminal.
Further, network signal expanded circuit is using the integrated chip for being integrated with PHY controllers.
Further, the differential data transmitting terminal TD+ and TD- of network transformer and differential data receiving terminal RD+ and RD- divide
Not Lian Jie network signal expanded circuit PHY signal sending end PHY_TX_P and PHY signal sending ends PHY_TX_N and PHY letter
Number receiving terminal PHY_RX_P and PHY signal receiving end PHY_RX_N.
Further, first group of pin of network signal expanded circuit includes that differential data receiving terminal RXIP1, differential data are defeated
Enter to hold RXIN1, differential data transmitting terminal TXON1 and differential data transmitting terminal TXOP1；Differential data receiving terminal RXIP1, difference number
Connect the differential data of TV mainboards respectively according to input RXIN1, differential data transmitting terminal TXON1, differential data transmitting terminal TXOP1
Receiving terminal RX_P, differential data receiving terminal RX_N, differential data transmitting terminal TX_N, differential data transmitting terminal TX_P；
Second group of pin of network signal expanded circuit includes differential data receiving terminal RXIP3, differential signal receiving terminal
RXIN3, differential signal transmitting terminal TXON3 and differential signal transmitting terminal TXOP3；Differential data receiving terminal RXIP3, differential signal connect
Receiving end RXIN3, differential signal transmitting terminal TXON3, differential signal transmitting terminal TXOP3 connect the difference letter of the 2nd RJ45 terminals respectively
Number receiving terminal RX+, differential signal receiving terminal RX-, differential signal transmitting terminal TX+, differential signal transmitting terminal TX-, Android/PC modules
It is connected with the 2nd RJ45 terminals by netting twine.
Further, the differential data transmitting terminal TD+ of network transformer is grounded GND, differential data transmitting terminal through electric capacity CE1
TD- is grounded GND through electric capacity CE2, and differential data receiving terminal RD+ is grounded GND through electric capacity CE3, and differential data receiving terminal RD- is through electric capacity
CE4 is grounded GND.
The utility model also provides a kind of TV network function extension system, including：Above-mentioned TV network Function Extension
The Signal transacting board analysis of circuit, TV mainboards and extension；The Signal transacting board analysis for wherein extending pass through video/audio interface and TV
Mainboard is connected；TV network Function Extension circuit obtains network signal all the way by a netting twine from router, and will receive
Network signal all the way be extended to after two-way network signal and export respectively to the Signal transacting board analysis of TV mainboards and extension.
Further, the Signal transacting board analysis of the extension are Android module or PC modules.
The beneficial effects of the utility model：
The utility model increased the network extension function of television equipment on the basis of prior art so that one
Television set only needs to a netting twine, only takes up a router network interface, it is possible to while meeting the net of the TV mainboards of television equipment
The demand of network demand and Android/PC modules, saves system resource.
Brief description of the drawings
The Android that Fig. 1 is used by prior art/PC modules are connected the structural representation of network with TV mainboards；
Fig. 2 is the structural representation of the TV network Function Extension circuit that the utility model embodiment is proposed；
Fig. 3 is the connection diagram of the TV network interface input circuits that the utility model embodiment is proposed；
Fig. 4 is the connection diagram of the network signal expanded circuit that the utility model embodiment is proposed；
Fig. 5 is the connection diagram of the TV mainboards that the utility model embodiment is proposed；
Fig. 6 is the connection diagram of Android/PC modules that the utility model embodiment is proposed.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with specific embodiment, and
Referring to the drawings, the utility model is further described.But those skilled in the art know, although accompanying drawing of the present utility model
Chip model and the corresponding circuit connecting relation that partial circuit is used, but art technology are given with following examples
Personnel can also be realized using other circuit chips and corresponding circuit connecting relation, it is not limited to accompanying drawing and following implementation
Example.
The utility model proposes a kind of TV network Function Extension circuit, as shown in Fig. 2 the circuit includes：TV network interfaces
Input circuit and network signal expanded circuit, wherein, TV network interfaces input circuit obtains a road network by a netting twine from router
Network signal, and by this all the way network signal send network signal expanded circuit to；Network signal expanded circuit will receive one
Road network signal extension into exporting to TV mainboards and Android/PC modules after two-way network signal respectively.
TV network interfaces input circuit is as shown in figure 3, it includes a RJ45 terminals CN1 and network transformer UE1；Network signal
Expanded circuit U7 is as shown in figure 4, realtek companies can for example be used using the integrated chip for being integrated with PHY controllers
The integrated chip RTL8035NB of release.Hereinafter, by taking Fig. 2-Fig. 6 as an example, the connection to the TV network Function Extension circuit is closed
System is described.
Differential data transmitting terminal TX+ (pin 1) and TX- (pin 2) of the first RJ45 terminals CN1 connect network transformation respectively
Differential data transmitting terminal TX+ (pin 16) and TX- (pin 14) of device UE1, the differential data receiving terminal of a RJ45 terminals CN1
RX+ (pin 3) and RX- (pin 6) connect differential data receiving terminal RX+ (pin 11) and RX- of network transformer UE1 respectively
(pin 9)；
The PHY letters of differential data transmitting terminal TD+ (pin 1) the connection network signal expanded circuit U7 of network transformer UE1
Number transmitting terminal PHY_TX_P (such as the pin 47 in Fig. 4), differential data transmitting terminal TD- (pin 3) connection network signal extension
The differential data of the PHY signal sending ends PHY_TX_N (such as the pin 46 in Fig. 4) of circuit U 7, network transformer UE1 is received
End RD+ (pin 6) connects the PHY signal receiving ends PHY_RX_P (such as the pin 44 in Fig. 4) of network signal expanded circuit U7,
PHY signal receiving ends PHY_RX_N (such as Fig. 4 of differential data receiving terminal RD- (pin 8) connection network signal expanded circuit U7
In pin 45)；
First group of pin of network signal expanded circuit U7：It is differential data receiving terminal RXIP1 (such as the pin 2 of Fig. 4), poor
Divided data receiving terminal RXIN1 (pin 3 of such as Fig. 4), differential data transmitting terminal TXON1 (pin 4 of such as Fig. 4), difference number
Connect respective pins differential data receiving terminal RX_P, the difference of TV mainboards respectively according to transmitting terminal TXOP1 (such as the pin 5 of Fig. 4)
Data receiver RX_N, differential data transmitting terminal TX_N, differential data transmitting terminal TX_P, so that will be through network signal expanded circuit
Network signal all the way after U7 extensions is exported gives TV mainboards；
Second group of pin of network signal expanded circuit U7：Differential data receiving terminal RXIP3 (pin 14 of such as Fig. 4),
It is differential signal receiving terminal RXIN3 (such as the pin 15 of Fig. 4), differential signal transmitting terminal TXON3 (such as the pin 16 of Fig. 4), poor
The respective pins differential signal that sub-signal transmitting terminal TXOP3 (pin 17 of such as Fig. 4) connects the 2nd RJ45 terminals CN2 respectively connects
Receiving end RX+, differential signal receiving terminal RX-, differential signal transmitting terminal TX+, differential signal transmitting terminal TX-, Android/PC modules pass through
Netting twine is connected with the 2nd RJ45 terminals CN2, so as to another road network signal after being extended through network signal expanded circuit U7 is defeated
Go out to Android/PC modules.
In addition, in order to shield electromagnetic interference (EMI), as shown in figure 3, the differential data transmitting terminal TD+ of network transformer UE1
(pin 1) is grounded GND through electric capacity CE1, and differential data transmitting terminal TD- (pin 3) is grounded GND through electric capacity CE2, and differential data is received
End RD+ (pin 6) is grounded GND through electric capacity CE3, and differential data receiving terminal RD- (pin 8) is grounded GND through electric capacity CE4.
The utility model also proposed a kind of TV network work(including foregoing TV network Function Extension circuit
System can be extended, the system also includes：TV mainboards and Android/PC modules, Android/PC modules pass through video/audio interface (example
Such as HDMI) it is connected with TV mainboards；TV network Function Extension circuit obtains a road network by a netting twine from router
Signal, and export respectively to TV mainboards and Android/PC moulds after the network signal all the way that will be received is extended to two-way network signal
Block.Wherein, Android module can be by the way of plug-in or built-in, and PC modules are typically by the way of built-in.
More than, implementation method of the present utility model is illustrated.But, the utility model is not limited to above-mentioned implementation
Mode.It is all it is of the present utility model spirit and principle within, any modification, equivalent substitution and improvements done etc. should be included in
Within protection domain of the present utility model.
Claims (10)
1. a kind of TV network Function Extension circuit, it is characterised in that：The circuit includes TV network interfaces input circuit and network signal
Expanded circuit, wherein, one end of TV network interface input circuits obtains network signal, the other end be connected with network signal expanded circuit with
The network signal is sent to network signal expanded circuit；The network signal that network signal expanded circuit will be received is extended to
Exported respectively after two-way network signal to the Signal transacting board analysis of TV mainboards and extension.
2. circuit according to claim 1, it is characterised in that：TV network interfaces input circuit includes a RJ45 terminals and network
Transformer, a RJ45 terminals are connected with network transformer, and network transformer is connected with network signal expanded circuit.
3. circuit according to claim 2, it is characterised in that：Differential data the transmitting terminal TX+ and TX- of the first RJ45 terminals
The differential data transmitting terminal TX+ and TX- of connection network transformer respectively, the differential data receiving terminal RX+ of a RJ45 terminals and
RX- connects differential data the receiving terminal RX+ and RX- of network transformer respectively.
4. circuit according to claim 3, it is characterised in that：The differential data transmitting terminal TD+ and TD- of network transformer with
And differential data receiving terminal RD+ and RD- connect the respective terminal of network signal expanded circuit respectively.
5. circuit according to claim 4, it is characterised in that：Network signal expanded circuit is used and is integrated with PHY controllers
Integrated chip.
6. circuit according to claim 5, it is characterised in that：The differential data transmitting terminal TD+ and TD- of network transformer with
And differential data receiving terminal RD+ and RD- connect PHY the signal sending ends PHY_TX_P and PHY of network signal expanded circuit respectively
Signal sending end PHY_TX_N and PHY signal receiving end PHY_RX_P and PHY signal receiving end PHY_RX_N.
7. circuit according to claim 6, it is characterised in that：
First group of pin of network signal expanded circuit include differential data receiving terminal RXIP1, differential data input terminal RXIN1,
Differential data transmitting terminal TXON1 and differential data transmitting terminal TXOP1；Differential data receiving terminal RXIP1, differential data input terminal
RXIN1, differential data transmitting terminal TXON1, differential data transmitting terminal TXOP1 connect the differential data receiving terminal of TV mainboards respectively
RX_P, differential data receiving terminal RX_N, differential data transmitting terminal TX_N, differential data transmitting terminal TX_P；
Second group of pin of network signal expanded circuit include differential data receiving terminal RXIP3, differential signal receiving terminal RXIN3,
Differential signal transmitting terminal TXON3 and differential signal transmitting terminal TXOP3；Differential data receiving terminal RXIP3, differential signal receiving terminal
The differential signal that RXIN3, differential signal transmitting terminal TXON3, differential signal transmitting terminal TXOP3 connect the 2nd RJ45 terminals respectively connects
Receiving end RX+, differential signal receiving terminal RX-, differential signal transmitting terminal TX+, differential signal transmitting terminal TX-, Android/PC modules pass through
Netting twine is connected with the 2nd RJ45 terminals.
8. according to the circuit that one of claim 2-7 is described, it is characterised in that：The differential data transmitting terminal TD+ of network transformer
GND is grounded through electric capacity CE1, differential data transmitting terminal TD- is grounded GND through electric capacity CE2, and differential data receiving terminal RD+ is through electric capacity CE3
Ground connection GND, differential data receiving terminal RD- are grounded GND through electric capacity CE4.
9. a kind of TV network function extension system, it is characterised in that：Including：Television network as described in one of claim 1-8
The Signal transacting board analysis of network Function Extension circuit, TV mainboards and extension；The Signal transacting board analysis for wherein extending pass through video/sound
Frequency interface is connected with TV mainboards；TV network Function Extension circuit obtains network signal, and the network signal extension that will be received
Export respectively afterwards to the Signal transacting board analysis of TV mainboards and extension.
10. system according to claim 9, it is characterised in that：The Signal transacting board analysis of the extension are Android module or PC
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621363033.3U CN206226588U (en) | 2016-12-12 | 2016-12-12 | Television network function expansion circuit and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621363033.3U CN206226588U (en) | 2016-12-12 | 2016-12-12 | Television network function expansion circuit and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226588U true CN206226588U (en) | 2017-06-06 |
Family
ID=58783541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621363033.3U Active CN206226588U (en) | 2016-12-12 | 2016-12-12 | Television network function expansion circuit and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206226588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110650297A (en) * | 2019-10-31 | 2020-01-03 | 江苏亿通高科技股份有限公司 | Plug-in user terminal box |
-
2016
- 2016-12-12 CN CN201621363033.3U patent/CN206226588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110650297A (en) * | 2019-10-31 | 2020-01-03 | 江苏亿通高科技股份有限公司 | Plug-in user terminal box |
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