CN203840449U - In-wall HDMI single netting twine extender - Google Patents
In-wall HDMI single netting twine extender Download PDFInfo
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- CN203840449U CN203840449U CN201420289021.5U CN201420289021U CN203840449U CN 203840449 U CN203840449 U CN 203840449U CN 201420289021 U CN201420289021 U CN 201420289021U CN 203840449 U CN203840449 U CN 203840449U
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Abstract
The utility model belongs to the audio and video connecting line technology field and provides an in-wall HDMI single netting twine extender. A sending end portion comprises first HDMI signal amplification modules that are mutually connected and are connected with an HDMI transmit-receive module. A receiving end portion comprises a second HDMI signal amplification module. An HDMI play source simultaneously outputs an SCL clock signal, an SDA bidirectional data signal and an HDMI data signal, the SCL clock signal, the SDA bidirectional data signal and the HDMI data signal are input to the first HDMI signal amplification modules after being received and processed by the HDMI transmit-receive module, and then the signals are processed in the second HDMI signal amplification module of the receiving end portion and finally displayed on an HDMI display terminal. The advantages of the in-wall HDMI single netting twine extender are that demands of people for long distance and high definition transmission are satisfied; a product can be designed to be an in-wall product that is installed on a panel of a wall so as to be elegant and nice; and the extender can support a CAT6 netting twine that is 60 meters to the maximum for 1080P3D video transmission, support HDCP and support distance infrared remote control.
Description
Technical field
The utility model belongs to audio frequency and video connecting line technical field, relates to the mono-netting twine extender of a kind of in-wall HDMI.
Background technology
Along with the develop rapidly of HDTV (High-Definition Television), 3D and ethernet technology have spread on high definition player and display terminal, more and more higher to the requirement of video resolving power, and people are also more and more to the demand of HDMI HD video long-distance transmissions.Yet due to the effects limit of following three aspects: the development of HDMI long-distance transmissions: one, HDMI cable maximum transmission distance is 12-15M (28AWG), such distance cannot meet the normal use of many rooms family,, there is the demand of prolongation in the family of some multilayer houses particularly; Two, the wiring of HDMI cable has individual defect: two ports of cable connect inconvenient, need to weld with professional soldering appliance, cannot adapt to site operation, if connected up with ready-made HDMI wire jumper, bulky because of the HDMI port at two ends, be difficult to pierce into installation pipe; Three, the price of HDMI wiring is higher than the price of CAT netting twine far away.。
Utility model content
Technical problem to be solved in the utility model is the present situation for prior art, and provide the mono-netting twine extender of a kind of in-wall HDMI, by this extender, solve well above existing existing problem, not only meet people to the long demand apart from high definition transmission, on-the-spot installation again facilitates, and price is cheap again.Product design becomes in-wall, is arranged on a wall panel, not only generous but also attractive in appearance.
The utility model solves the problems of the technologies described above adopted technical scheme: the mono-netting twine extender of a kind of in-wall HDMI, it is characterized in that, comprise transmitting terminal part and receiving terminal part, one end of described transmitting terminal part is connected with HDMI broadcast source, the other end of transmitting terminal part is connected with one end of receiving terminal part, the other end of receiving terminal part is connected with HDMI display terminal, described transmitting terminal partly comprises the interconnective HDMI signal amplification module of HDMI transceiver module, receiving terminal partly includes the 2nd HDMI signal amplification module, described HDMI broadcast source is exported SCL clock signal simultaneously, SDA bi-directional data signal and HDMI data-signal are input to a HDMI signal amplification module and amplify after processing after the HDMI transceiver module reception & disposal of transmitting terminal part, after netting twine CAT5E/6 holding wire long-distance transmissions, in the 2nd HDMI signal amplification module of receiving terminal part, process again and finally at HDMI display terminal, show.
The measure of taking for optimization such scheme specifically comprises:
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, in described transmitting terminal part, be also connected with infrared emission head, in transmitting terminal part, there is the first infrared interface, central processing unit and infrared demodulation module, in described receiving terminal part, be connected with infrared receiving terminal, in receiving terminal part, be provided with the second infrared interface and infrared modulated module, described infrared signal is after the second infrared interface of receiving terminal part is input to infrared modulated module and processes, then the infrared demodulation module that is input to transmitting terminal part is input to central processing unit after processing and processes, central processing unit is input on infrared emission head and is mated by the first infrared interface after infrared signal being processed again.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, described HDMI transceiver module is connected with central processing unit is two-way, HDMI transceiver module is input to the SCL clock signal receiving, SDA bi-directional data signal on central processing unit simultaneously and mates with infrared signal, the one HDMI signal amplification module of described transmitting terminal part is two, and after HDMI transceiver module reception & disposal, a minute two-way is input to after two HDMI signal amplification modules amplify processing and collects rear output again.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, in described transmitting terminal part, there is a HDMI port, SCL clock signal in HDMI broadcast source, SDA bi-directional data signal and HDMI data-signal are input on HDMI transceiver module by a HDMI port, on the other end of transmitting terminal part, there is a RJ45 network interface, in described receiving terminal part, there is the 2nd RJ45 network interface, between a RJ45 network interface and the 2nd RJ45 network interface, be connected with CAT5E/6 holding wire, in described receiving terminal part, there is the 2nd HDMI port, in the 2nd HDMI signal amplification module of the receiving terminal part of flowing through, process and flow into HDMI display terminal by the 2nd HDMI port and show.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, described transmitting terminal part and receiving terminal part all adopt in-wall panel designs.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, a described HDMI signal amplification module and the 2nd HDMI signal amplification module have two data input channels and a put-through channel, the TMDS differential data transmission signal that comprises four groups of inputs, three groups of control signals, CML data buffer, adaptive equalizer, amplifier and output driver, the TMDS differential data transmission signal of described input comprises respectively three groups of TMDS data video signals and one group of TMDS data clock signal, three groups of control signals comprise respectively HPD signal, SCL clock signal and SDA bi-directional data, the CML data buffer of one of them data channel, amplifier and output driver connect successively, the CML data buffer of another data channel, adaptive equalizer, amplifier and output driver connect successively, three groups of described TMDS data video signals are via three groups of CML data buffer access adaptive equalizers, Jing San Road amplifier carries out after signal amplification by three groups of output driver output signals again, one group of TMDS data clock signal accesses via CML data buffer, one tunnel access adaptive equalizer, export after amplifier carries out signal amplification after output driver on another road, realize data and clock and data and amplified output simultaneously, three groups of control signal HPD signals, SCL clock signal and SDA bi-directional data signal transmit by put-through channel.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, it is characterized in that, three groups of described TMDS data video signals comprise D+ and the D-signal of input, it is 10mil that the D+ of three groups of TMDS data video signals and D-signal lead require wire diameter, live width is 6mil, has not allowed any cabling around within the scope of 0.5mm.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, it is characterized in that, on the D+ of three groups of described TMDS data video signals and D-signal, be connected with difference matched impedance resistance R T and matched impedance resistance R pd over the ground, described difference matched impedance resistance R T is 100 Europe, and matched impedance resistance R pd is 50 Europe over the ground.
In the above-mentioned mono-netting twine extender of a kind of in-wall HDMI, it is characterized in that, a described HDMI signal amplification module and the 2nd HDMI signal amplification module all adopt four layers of epoxy plate to form, and wherein intermediate layer is bus plane and ground plane.
Compared with prior art, the utility model has the advantage of simple in structurely, easy to use, meet people to the long demand apart from high definition transmission, on-the-spotly install again conveniently, price is cheap again.Product design becomes in-wall, is arranged on a wall panel, not only generous but also attractive in appearance, can support maximum 60 meters of CAT6 netting twines to carry out 1080P3D transmission of video, supports HDCP, support long-distance infrared remote-controlled, single netting twine CAT5E/6 transmission HDMI signal.
Accompanying drawing explanation
Fig. 1 is the connection diagram of using the mono-netting twine extender of this in-wall HDMI;
Fig. 2 is the circuit block diagram of the mono-netting twine extender of in-wall HDMI;
Fig. 3 is the circuit theory diagrams of this HDMI signal amplification module;
Fig. 4 is the circuit diagram of these three groups of TMDS data video signal inputs.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
In figure, transmitting terminal part 1; Receiving terminal part 2; HDMI broadcast source 3; HDMI display terminal 4; HDMI transceiver module 5; The one HDMI port 6a; The 2nd HDMI port 6b; The first infrared interface 7a; The second infrared interface 7b; The one HDMI signal amplification module 8a; The 2nd HDMI signal amplification module 8b; The one RJ45 network interface 9a; The 2nd RJ45 network interface 9b; CAT5E/6 holding wire 10; Central processing unit 11; Infrared demodulation module 12; Infrared modulated module 13; Infrared emission head 14; Infrared receiving terminal 15; TMDS differential data transmission signal 16; Control signal 17; CML data buffer 18; Adaptive equalizer 19; Amplifier 20; Output driver 21.
As shown in Figure 1, the mono-netting twine extender of this in-wall HDMI is mainly for meeting people to the long demand apart from high definition transmission, comprise transmitting terminal part 1 and receiving terminal part 2, in order conveniently to install and to connect, transmitting terminal part 1 and receiving terminal part 2 all adopt in-wall panel designs, user only needs a cable like this, just can easily realize 60 meters of above complete transmission of vision signal of longest distance, one end of transmitting terminal part 1 is connected with HDMI broadcast source 3, the other end of transmitting terminal part 1 is connected with one end of receiving terminal part 2, the other end of receiving terminal part 2 is connected with HDMI display terminal 4, twice amplification by transmitting terminal part 1 and receiving terminal part 2 just can finally can show the signal of HDMI broadcast source 3 outputs at HDMI display terminal 4 like this.
Specifically, as shown in Figure 2, transmitting terminal part 1 comprises the interconnective HDMI signal amplification module 8a of HDMI transceiver module 5, receiving terminal part 2 includes the 2nd HDMI signal amplification module 8b, here the HDMI transceiver module 5 of HDMI transmitting terminal part 1 can adopt two-forty signal to amplify IC, the 2nd HDMI signal amplification module 8b of receiving terminal part 2 can adopt Large-power High-Speed rate signal to amplify IC, broadcast source is exported SCL clock signal simultaneously, SDA bi-directional data signal and HDMI data-signal are input to a HDMI signal amplification module 8a and amplify after processing after the HDMI of transmitting terminal part 1 transceiver module 5 reception & disposals, a RJ45 network interface 9a by entering the 2nd RJ45 network interface 9b of receiving terminal part 2 after CAT5E/6 holding wire 10 long-distance transmissions flows through, by the 2nd HDMI signal amplification module 8b, amplify again, finally by the 2nd HDMI port 6b, outputing to HDMI display terminal 4 shows.Here a HDMI signal amplification module 8a of transmitting terminal part 1 is two, after HDMI transceiver module 5 reception & disposals, a minute two-way is input to after one or two HDMI signal amplification module 8a amplifies processing and collects rear output again, the HDMI signal processing of itemizing that like this can be to input, guaranteed the problem of the undistorted transmission of HD video, in transmitting terminal part 1, there is a HDMI port 6a, SCL clock signal in HDMI broadcast source 3, SDA bi-directional data signal and HDMI data-signal are input on HDMI transceiver module 5 by a HDMI port 6a, on the other end of transmitting terminal part 1, there is a RJ45 network interface 9a, in receiving terminal part 2, there is the 2nd RJ45 network interface 9b, between RJ45 network interface 9a a 2nd RJ45 network interface 9b, be connected with CAT5E/6 holding wire 10, use so a single netting twine CAT5E/6 holding wire 10 just can transmit HDMI signal, carry out 1080P3D transmission of video, in receiving terminal part 2, there is equally the 2nd HDMI port 6b, flow through and pick end and divide to process and flow into HDMI display terminal 4 by the 2nd HDMI port 6b in 2 the 2nd HDMI signal amplification module 8b and show.
As shown in Figure 3 and Figure 4, the one HDMI signal amplification module 8a and the 2nd HDMI signal amplification module 8b adopt four layers of epoxy plate to form, wherein intermediate layer is bus plane and ground plane, can significantly improve like this other parts disturbs the signal of a HDMI signal amplification module 8a and the 2nd HDMI signal amplification module 8b, the one HDMI signal amplification module 8a and the 2nd HDMI signal amplification module 8b have two data input channels and a put-through channel, the TMDS differential data transmission signal 16 that comprises four groups of inputs, three groups of control signals 17, CML data buffer 18, adaptive equalizer 19, amplifier 20 and output driver 21, the TMDS differential data transmission signal 16 of input comprises respectively three groups of TMDS data video signals and one group of TMDS data clock signal, three groups of described TMDS data video signals comprise D+ and the D-signal of input, it is 10mil that the D+ of three groups of TMDS data video signals and D-signal lead require wire diameter, live width is 6mil, within the scope of 0.5mm, do not allowed any cabling around, can realize so the long problem apart from the undistorted transmission of HD video, on the D+ of three groups of TMDS data video signals and D-signal, be connected with difference matched impedance resistance R T and matched impedance resistance R pd over the ground, difference matched impedance resistance R T is 100 Europe, matched impedance resistance R pd is 30 Europe over the ground, by difference matched impedance resistance R T and over the ground matched impedance resistance R pd can obviously reduce interference, signal transmission capabilities is strong, long transmission distance, three groups of control signals 17 comprise respectively HPD signal, SCL clock signal and SDA bi-directional data, the CML data buffer 18 of one of them data channel, amplifier 20 and output driver 21 connect successively, the CML data buffer 18 of another data channel, adaptive equalizer 19, amplifier 20 and output driver 21 connect successively, three groups of TMDS data video signals are via three groups of CML data buffers, 18 access adaptive equalizers 19, Jing San Road amplifier 20 carries out after signal amplification by three groups of output driver 21 output signals again, one group of TMDS data clock signal is via 18 accesses of CML data buffer, one tunnel access adaptive equalizer 19, export after amplifier 20 carries out signal amplification after output driver 21 on another road, realize data and clock and data and amplified output simultaneously, three groups of control signal 17HPD signals, SCL clock signal and SDA bi-directional data signal transmit by put-through channel.
Long-distance infrared remote-controlled in order to realize, in transmitting terminal part 1, be also connected with infrared emission head 14, in transmitting terminal part 1, there is the first infrared interface 7a, central processing unit 11 and infrared demodulation module 12, in receiving terminal part 2, be connected with infrared receiving terminal 15, in receiving terminal part 2, be provided with the second infrared interface 7b and infrared modulated module 13, infrared signal is after the infrared receiving terminal 15 of receiving terminal part 2 is input to infrared modulated module 13 by the second infrared interface 7b and processes, then the infrared demodulation module 12 that is input to transmitting terminal part 1 is input to central processing unit 11 after processing and processes, central processing unit 11 is input on infrared emission head 14 and is mated by the first infrared interface 7a after infrared signal being processed again, in order to make infrared remote control and the HDMI signal coordination matching that is consistent, HDMI transceiver module 5 is connected with central processing unit 11 is two-way, HDMI transceiver module 5 is by the SCL clock signal receiving, SDA bi-directional data signal is input on central processing unit 11 simultaneously and mates with infrared signal, the one HDMI signal amplification module 8a of described transmitting terminal part 1 is two, after HDMI transceiver module 5 reception & disposals, a minute two-way is input to after one or two HDMI signal amplification module 8a amplifies processing and collects rear output again.
By above setting, just can reach following technical indicator:
1, support that 60 meters of CAT6 netting twines carry out 1080P3D transmission of video;
2, support HDCP;
3, support long-distance infrared remote-controlled.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present utility model.
Claims (9)
1. the mono-netting twine extender of in-wall HDMI, it is characterized in that, comprise transmitting terminal part and receiving terminal part, one end of described transmitting terminal part is connected with HDMI broadcast source, the other end of transmitting terminal part is connected with one end of receiving terminal part, the other end of receiving terminal part is connected with HDMI display terminal, described transmitting terminal partly comprises the interconnective HDMI signal amplification module of HDMI transceiver module, receiving terminal partly includes the 2nd HDMI signal amplification module, described HDMI broadcast source is exported SCL clock signal simultaneously, SDA bi-directional data signal and HDMI data-signal are input to a HDMI signal amplification module and amplify after processing after the HDMI transceiver module reception & disposal of transmitting terminal part, after netting twine CAT5E/6 holding wire long-distance transmissions, in the 2nd HDMI signal amplification module of receiving terminal part, process again and finally at HDMI display terminal, show.
2. the mono-netting twine extender of a kind of in-wall HDMI according to claim 1, it is characterized in that, in described transmitting terminal part, be also connected with infrared emission head, in transmitting terminal part, there is the first infrared interface, central processing unit and infrared demodulation module, in described receiving terminal part, be connected with infrared receiving terminal, in receiving terminal part, be provided with the second infrared interface and infrared modulated module, described infrared signal is after the second infrared interface of receiving terminal part is input to infrared modulated module and processes, then the infrared demodulation module that is input to transmitting terminal part is input to central processing unit after processing and processes, central processing unit is input on infrared emission head and is mated by the first infrared interface after infrared signal being processed again.
3. the mono-netting twine extender of a kind of in-wall HDMI according to claim 2, it is characterized in that, described HDMI transceiver module is connected with central processing unit is two-way, HDMI transceiver module is input to the SCL clock signal receiving, SDA bi-directional data signal on central processing unit simultaneously and mates with infrared signal, the one HDMI signal amplification module of described transmitting terminal part is two, and after HDMI transceiver module reception & disposal, a minute two-way is input to after two HDMI signal amplification modules amplify processing and collects rear output again.
4. the mono-netting twine extender of a kind of in-wall HDMI according to claim 3, it is characterized in that, in described transmitting terminal part, there is a HDMI port, SCL clock signal in HDMI broadcast source, SDA bi-directional data signal and HDMI data-signal are input on HDMI transceiver module by a HDMI port, on the other end of transmitting terminal part, there is a RJ45 network interface, in described receiving terminal part, there is the 2nd RJ45 network interface, between a RJ45 network interface and the 2nd RJ45 network interface, be connected with CAT5E/6 holding wire, in described receiving terminal part, there is the 2nd HDMI port, in the 2nd HDMI signal amplification module of the receiving terminal part of flowing through, process and flow into HDMI display terminal by the 2nd HDMI port and show.
5. the mono-netting twine extender of a kind of in-wall HDMI according to claim 4, is characterized in that, described transmitting terminal part and receiving terminal part all adopt in-wall panel designs.
6. according to the mono-netting twine extender of a kind of in-wall HDMI described in claim 1 to 5 any one, it is characterized in that, a described HDMI signal amplification module and the 2nd HDMI signal amplification module have two data input channels and a put-through channel, the TMDS differential data transmission signal that comprises four groups of inputs, three groups of control signals, CML data buffer, adaptive equalizer, amplifier and output driver, the TMDS differential data transmission signal of described input comprises respectively three groups of TMDS data video signals and one group of TMDS data clock signal, three groups of control signals comprise respectively HPD signal, SCL clock signal and SDA bi-directional data, the CML data buffer of one of them data channel, amplifier and output driver connect successively, the CML data buffer of another data channel, adaptive equalizer, amplifier and output driver connect successively, three groups of described TMDS data video signals are via three groups of CML data buffer access adaptive equalizers, Jing San Road amplifier carries out after signal amplification by three groups of output driver output signals again, one group of TMDS data clock signal accesses via CML data buffer, one tunnel access adaptive equalizer, export after amplifier carries out signal amplification after output driver on another road, realize data and clock and data and amplified output simultaneously, three groups of control signal HPD signals, SCL clock signal and SDA bi-directional data signal transmit by put-through channel.
7. the mono-netting twine extender of a kind of in-wall HDMI according to claim 6, it is characterized in that, three groups of described TMDS data video signals comprise D+ and the D-signal of input, it is 10mil that the D+ of three groups of TMDS data video signals and D-signal lead require wire diameter, live width is 6mil, has not allowed any cabling around within the scope of 0.5mm.
8. the mono-netting twine extender of a kind of in-wall HDMI according to claim 7, it is characterized in that, on the D+ of three groups of described TMDS data video signals and D-signal, be connected with difference matched impedance resistance R T and matched impedance resistance R pd over the ground, described difference matched impedance resistance R T is 100 Europe, and matched impedance resistance R pd is 50 Europe over the ground.
9. the mono-netting twine extender of a kind of in-wall HDMI according to claim 8, is characterized in that, a described HDMI signal amplification module and the 2nd HDMI signal amplification module all adopt four layers of epoxy plate to form, and wherein intermediate layer is bus plane and ground plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289021.5U CN203840449U (en) | 2014-05-30 | 2014-05-30 | In-wall HDMI single netting twine extender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289021.5U CN203840449U (en) | 2014-05-30 | 2014-05-30 | In-wall HDMI single netting twine extender |
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| Publication Number | Publication Date |
|---|---|
| CN203840449U true CN203840449U (en) | 2014-09-17 |
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| CN201420289021.5U Expired - Fee Related CN203840449U (en) | 2014-05-30 | 2014-05-30 | In-wall HDMI single netting twine extender |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104023194A (en) * | 2014-05-30 | 2014-09-03 | 浙江一舟电子科技股份有限公司 | In-wall single-cable extender for HDMI (High-Definition Multimedia Interface) |
-
2014
- 2014-05-30 CN CN201420289021.5U patent/CN203840449U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104023194A (en) * | 2014-05-30 | 2014-09-03 | 浙江一舟电子科技股份有限公司 | In-wall single-cable extender for HDMI (High-Definition Multimedia Interface) |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20170530 |
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| CF01 | Termination of patent right due to non-payment of annual fee |