CN103188550A - Television adaptor - Google Patents
Television adaptor Download PDFInfo
- Publication number
- CN103188550A CN103188550A CN 201110443629 CN201110443629A CN103188550A CN 103188550 A CN103188550 A CN 103188550A CN 201110443629 CN201110443629 CN 201110443629 CN 201110443629 A CN201110443629 A CN 201110443629A CN 103188550 A CN103188550 A CN 103188550A
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- Prior art keywords
- hdmi
- signal
- circuit
- built
- television set
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Abstract
The invention discloses a television adaptor which comprises a first adaptor circuit, a second adaptor circuit, a switch unit and an HDTV (high-definition television) interface, wherein when the first adaptor circuit is connected with the HDTV interface through the switch unit, a digital/analog converter converts an HDTV signal to a first carrier signal; the first carrier signal is transmitted by an alternating current power line after coupled to an alternating voltage signal by a first coupler; when the second adaptor circuit is selected to be connected with the HDTV interface, a second carrier signal is separated from the alternating voltage signal coupled with the second carrier signal by a second coupler; and the second carrier signal is output to the HDTV interface after converted to the HDTV signal by an analog/digital converter. According to the television adaptor, content sharing among televisions can be achieved through the television adaptor and the alternating current power line, and the television adaptor is convenient and quick.
Description
Technical field
The present invention relates to a kind of television set adapter.
Background technology
Usually, if the HD video content of a set-top box need be shared with a plurality of television set the time, again this high definition drop set be connected to this set-top box behind the high definition drop set and realize that HD video content shares thereby then need a plurality of television sets are connected to respectively.Like this, every increase by one television set all need be set up and just can share this HD video content after a circuit is connected to this high definition drop set with the television set of this increase, so, brought inconvenience to the user.
Summary of the invention
In view of above content, be necessary to provide a kind of television set adapter, carry out high-definition content between the television set and share to make things convenient for.
A kind of television set adapter, comprise an ac power plug, one HDMI, one first built-up circuit, one second built-up circuit and a switch element, this ac power plug is used for grafting one AC Power supply socket and receives ac voltage signal, this HDMI is used for grafting one television set and receives the HDMI signal, this switch element is connected between this first and second built-up circuit so that this first and second built-up circuit is switched and this first built-up circuit is connected maybe with this HDMI this second built-up circuit is connected with this HDMI, this first built-up circuit comprises a digital/analog converter and one first coupler, this second built-up circuit comprises an analog/digital converter and one second coupler, this first digital/analog converter is connected to this switch element and this first coupler, this first coupler also is connected on this ac power plug, this analog/digital converter is connected to this switch element and this second coupler, this second coupler also is connected on this ac power plug, when this switch element is connected to this HDMI with this first built-up circuit, this first digital/analog converter receives this television set by the HDMI signal of HDMI output, and this HDMI signal is converted to a first carrier signal, this first coupler is coupled to this first carrier signal on the ac voltage signal that receives from this ac power plug, and will be coupled with by this AC Power supply socket on the alternating current transmission line that ac voltage signal transfers to this AC Power supply socket is connected of this first carrier signal, when this switch element is connected to this HDMI with this second built-up circuit, this second coupler receives from the ac voltage signal that is coupled with one second carrier signal on this AC power line, and the ac voltage signal that is coupled with this second carrier signal separated to isolate this second carrier signal, this analog/digital converter converts this second carrier signal to the HDMI signal, and exports this HDMI signal to this television set by HDMI.
The switching selectivity ground of television set adapter of the present invention by its switch element is connected to this HDMI with this first built-up circuit and maybe this second built-up circuit is connected to this HDMI.When selection is connected this first built-up circuit with this HDMI, this digital/analog converter is converted to the first carrier signal with this HDMI signal, and transmits by this alternating current transmission line after by this first coupler this first carrier signal being coupled to this ac voltage signal.When selecting this second built-up circuit to be connected with this HDMI, this second coupler is isolated this second carrier signal with the ac voltage signal that is coupled with second carrier signal in this alternating current transmission line, and export this HDMI to after by this analog/digital converter this second carrier signal being converted to this HDMI signal, so, can realize that by this television set adapter and this AC power cord the content between the television set shares, convenient and swift.
Description of drawings
The invention will be further described in conjunction with embodiment with reference to the accompanying drawings.
Fig. 1 is the schematic diagram of the preferred embodiments of television set adapter of the present invention.
Fig. 2 is the block diagram of television set adapter among Fig. 1.
Fig. 3 is the block diagram of the power-switching circuit in the television set adapter of the present invention.
Fig. 4 is the block diagram under the television set adapter use state of the present invention.
Fig. 5 is the block diagram of the part of the signal converting under the television set adapter use state of the present invention.
The main element symbol description
| |
10 |
| |
20 |
| |
30 |
| First built-up |
40 |
| The |
41 |
| Digital/ |
42 |
| |
43 |
| First alternating |
44 |
| Second built-up |
50 |
| The decompress(ion) |
51 |
| Analog/ |
52 |
| |
53 |
| Second alternating |
54 |
| |
60 |
| AC |
70 |
| First AC |
71 |
| Second AC |
72 |
| The 3rd AC |
73 |
| Television set | 80 |
| |
81 |
| |
82 |
| Alternating |
90 |
| The |
100 |
| The first |
101 |
| The second |
102 |
| The 3rd |
103 |
| |
200 |
| The 3rd alternating |
210 |
| AC/DC |
220 |
| Reducing |
230 |
| |
240 |
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300 |
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400 |
| Set- |
500 |
Following embodiment will further specify the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
See also Fig. 1-3, the preferred embodiments of television set adapter 100 of the present invention comprises a housing 10, an ac power plug 20, a HDMI (High-Definition Multimedia Interface, high-definition media interface) 30,1 first built-up circuit 40, one second built-up circuit 50, a switch element 60 and a voltage conversion circuit 200.This ac power plug 20 is arranged on this housing 10, in order to the AC Power supply socket 70 of pegging graft.This HDMI 30 is arranged on this housing 10, in order to connect a television set 80 or a set-top box 500 (as Fig. 4).This switch element 60 be connected this first, second built-up circuit 40 and 50 and HDMI 30 between, make this first built-up circuit 40 be connected to this HDMI 30 or make this second built-up circuit 50 be connected to this HDMI 30 so that this first and second built-up circuit 40 and 50 is switched.When these television set adapter 100 junctor top boxs 500, this television set adapter 100 at this moment, switches this switch element 60 so that this first built-up circuit 40 is connected with this HDMI 30 as the transmission end.When this television set adapter 100 connected television set 80, this television set adapter 100 at this moment, switched this switch element 60 so that this second built-up circuit 50 is connected with this HDMI 30 as receiving terminal.In the present embodiment, this switch element 60 is a manual switch.
This first built-up circuit 40 comprises a compression control chip 41, a digital/analog converter 42, one first coupler 43 and one first alternating current filter 44.This second built-up circuit 50 comprises a decompress(ion) control chip 51, an analog/digital converter 52, one second coupler 53 and one second alternating current filter 54.
This compression control chip 41 is connected to this switch element 60.This digital/analog converter 42 is connected between this compression control chip 41 and this first coupler 43.This first coupler 43 also is connected to this ac power plug 20 by this first alternating current filter 44.This ac power plug 20 also connects this second coupler 53 by this second alternating current filter 54.This analog/digital converter 52 is connected between this second coupler 53 and this decompress(ion) control chip 51.This decompress(ion) control chip 51 also is connected to this switch element 60.
This voltage conversion circuit 200 comprises one the 3rd alternating current filter 210, an AC/DC converter 220, a reducing transformer 230 and a direct current filter 240.The 3rd alternating current filter 210 is connected to this ac power plug 20 and receives this ac voltage signal, and this AC power is carried out filtering.This AC/DC converter 220 is connected between the 3rd alternating current filter 210 and this reducing transformer 230, ac supply signal being converted to a direct current voltage signal, and exports this d. c. voltage signal to this reducing transformer 230.This DC filter 240 is connected between this reducing transformer 230 and this HDMI 30 this d. c. voltage signal is carried out export the d. c. voltage signal after this step-down to this HDMI 30 after the filtering, to provide operating voltage to the television set 80 or the set-top box 500 that are connected to this HDMI 30.
Please refer to Fig. 4 and 5, the existing operation principle that specifies this television set adapter 100 by an example.Now needing to utilize this alternating current transmission line 90 to make the second interior television set 82 of first television set 81 and one second room 400 in one first room 300 carry out high-definition content shares.A television set adapter is pegged graft in first AC Power supply socket 71 in this first room 300, and other two television set adapters are pegged graft in second AC Power supply socket 72 and the 3rd AC Power supply socket 73 in this second room 400.For ease of explanation, in Fig. 4, with the television set adapter in this first room 300 as one first television set adapter, and label is 101, respectively as one second television set adapter and one the 3rd television set adapter, and label is 102,103 with the television set adapter in this second room 400.But internal structure and the function of this first to the 3rd television set adapter 101,102,103 internal structure and function and above-mentioned television set adapter 100 are identical.
When needs make this first television set 81 and second television set 82 share the high definition data, with this first television set 81 be plugged in this first television set adapter 101 HDMI 30, this second television set 82 is plugged in the HDMI 30 of this second television set adapter 102, set-top box 500 is plugged in the HDMI 30 of the 3rd television set adapter 103.Make the 3rd television set adapter 103 as the transmission end by the switch element 60 that switches the 3rd television set adapter 103.Make this first television set adapter 101, the second television set adapter 102 as receiving terminal by the switch element 60 that switches in this first television set adapter 101, the second television set adapter 102.
During work, this set-top box 500 receives from the HDMI signal of a catv line (not shown) and simultaneously it is exported to and transfers to this digital/analog converter 42 after 41 pairs of these HDMI signals of compression control chip in HDMI 30, the three television set adapters 103 of the 3rd television set adapter 103 compress package.This digital/analog converter 42 transfers to this first coupler 43 after converting this HDMI Signal Compression package to a carrier signal.This first coupler 43 is coupled to this carrier signal on the ac voltage signal that receives from the 3rd AC Power supply socket 73, and is undertaken exporting on this alternating current transmission line 90 by this ac power plug 20 after the filtering by 44 pairs of these ac voltage signals that are coupled with carrier signal of this first alternating current filter.
The ac voltage signal that this alternating current transmission line 90 will be coupled with carrier signal by the ac power plug 20 that is connected with this second AC Power supply socket 72 and the ac power plug 20 that is connected with the 3rd AC Power supply socket 73 transfer to this first and second television set adapter 101,102 second alternating current filter 54 filters.After obtaining this carrier signal after the ac voltage signal that is coupled with carrier signal after second coupler 53 in this first television set adapter 101 and the second television set adapter 102 will filter separates, and this carrier signal transferred to its analog/digital converter 52.This analog/digital converter 52 converts behind the HDMI Signal Compression package with this HDMI Signal Compression package transmission this carrier signal to corresponding decompress(ion) control chip 51 to.The HDMI Signal Compression package that 51 pairs of this decompress(ion) control chips receive carries out obtaining this HDMI signal behind the decompress(ion), and this HDMI signal is exported in this first television set 81 and second television set 82 by its switch element 60 and HDMI 30.
In other embodiments, this compression control chip 41, this decompress(ion) control chip 51, this first to the 3rd alternating current filter 44,54,210 and this DC filter 240 owing to only play the effect of filtering so all can omit.This switch element 60 also can be automatic control switch, then when this HDMI 30 receives the HDMI signal this first built-up circuit 40 is connected to this HDMI 30 and makes with this television set adapter 100 as the transmission end when this automatic control switch recognizes.Then this second built-up circuit 50 is connected to this HDMI 30 when receiving the HDMI signal to this HDMI 30 and makes with this television set adapter 100 as receiving terminal when this automatic control switch is unidentified.When this television set 80 had external operating voltage to provide, the voltage conversion circuit 200 in this television set adapter 100 also can omit.
The television set adapter 100 that the switching selectivity ground of television set adapter 100 of the present invention by its switch element 60 will link to each other with television set 80 as receiving terminal, the television set adapter 100 that links to each other with set-top box 500 as the transmission end.When the television set adapter of selecting to link to each other with set-top box 500 100 during as the transmission end, this television set adapter 100 is converted to carrier signal by its digital/analog converter 42 with the HDMI signal of this set-top box 500 outputs, and transmits by this alternating current transmission line 90 after by this first coupler 43 this carrier signal being coupled to this ac voltage signal.When the television set adapter of selecting to link to each other with television set 80 100 during as receiving terminal, this television set adapter 100 is isolated this carrier signal by its second coupler 53 with the ac voltage signal that is coupled with carrier signal in this alternating current transmission line 90, and exports this HDMI 30 to after by this analog/digital converter 52 this carrier signal being converted to this HDMI signal.So, can realize that by this television set adapter 100 and this alternating current transmission line 90 content between the television set shares, convenient and swift.
Claims (7)
1. television set adapter, comprise an ac power plug, one HDMI, one first built-up circuit, one second built-up circuit and a switch element, this ac power plug is used for grafting one AC Power supply socket and receives ac voltage signal, this HDMI is used for peg graft a television set or a set-top box, this switch element is connected between this first and second built-up circuit so that this first and second built-up circuit is switched and this first built-up circuit is connected maybe with this HDMI this second built-up circuit is connected with this HDMI, this first built-up circuit comprises a digital/analog converter and one first coupler, this second built-up circuit comprises an analog/digital converter and one second coupler, this first digital/analog converter is connected to this switch element and this first coupler, this first coupler also is connected on this ac power plug, this analog/digital converter is connected to this switch element and this second coupler, this second coupler also is connected on this ac power plug, when this switch element is connected to this HDMI with this first built-up circuit, this first digital/analog converter receives the HDMI signal of this set-top box output, and this HDMI signal is converted to a first carrier signal, this first coupler is coupled to this first carrier signal on the ac voltage signal that receives from this ac power plug, and will be coupled with by this AC Power supply socket on the alternating current transmission line that ac voltage signal transfers to this AC Power supply socket is connected of this first carrier signal, when this switch element is connected to this HDMI with this second built-up circuit, this second coupler receives from the ac voltage signal that is coupled with one second carrier signal on this AC power line, and the ac voltage signal that is coupled with this second carrier signal separated to isolate this second carrier signal, this analog/digital converter converts this second carrier signal to the HDMI signal, and exports this HDMI signal to this television set by HDMI.
2. television set adapter as claimed in claim 1, it is characterized in that: this first built-up circuit also comprises a compression control chip, and this compression control chip is connected between this switch element and this digital/analog converter and exports this digital/analog converter to after the HDMI signal that receives is compressed package; This second built-up circuit comprises a decompress(ion) control chip, this decompress(ion) control chip is connected between this switch element and this analog/digital converter with this HDMI signal that the HDMI Signal Compression package that receives is decompressed to decompress out, and by this switch element this HDMI signal is transferred to this HDMI.
3. television set adapter as claimed in claim 1, it is characterized in that: this first built-up circuit also comprises an alternating current filter, and this alternating current filter is connected between this first coupler and this ac power plug so that the ac voltage signal that is coupled with this first carrier signal that exports in this alternating current transmission line is carried out filtering.
4. television set adapter as claimed in claim 1, it is characterized in that: this second built-up circuit also comprises an alternating current filter, this alternating current filter is connected between this ac power plug and this second coupler, so that the ac voltage signal that is coupled with this second carrier signal by this ac power plug input is carried out filtering.
5. television set adapter as claimed in claim 1, it is characterized in that: this switch element is a manual switch.
6. television set adapter as claimed in claim 1, it is characterized in that: this switch element is an automatic control switch, when this automatic control switch recognizes this HDMI HDMI signal when output arranged, this automatic control switch is connected to this HDMI with this first built-up circuit; To this HDMI HDMI signal when output arranged when this automatic control switch is unidentified, this automatic control switch is connected to this HDMI with this second built-up circuit.
7. television set adapter as claimed in claim 1, it is characterized in that: this television set adapter also comprises a voltage conversion circuit, wherein this voltage conversion circuit comprises an AC/DC converter and a reducing transformer, this AC/DC converter is connected between this ac power plug and this reducing transformer to receive this ac voltage signal, and exporting this reducing transformer to after converting this ac voltage signal to a direct current voltage signal, this reducing transformer also is connected to this HDMI to export the d. c. voltage signal after this step-down to this HDMI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110443629 CN103188550A (en) | 2011-12-27 | 2011-12-27 | Television adaptor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110443629 CN103188550A (en) | 2011-12-27 | 2011-12-27 | Television adaptor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103188550A true CN103188550A (en) | 2013-07-03 |
Family
ID=48679454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110443629 Pending CN103188550A (en) | 2011-12-27 | 2011-12-27 | Television adaptor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103188550A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812692A (en) * | 2016-03-07 | 2016-07-27 | 合智能科技（深圳）有限公司 | Television set main board device, television set and television set system |
| CN106134210A (en) * | 2014-03-24 | 2016-11-16 | Lg电子株式会社 | HDMI is utilized to carry out the apparatus and method of data transmission and reception |
-
2011
- 2011-12-27 CN CN 201110443629 patent/CN103188550A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106134210A (en) * | 2014-03-24 | 2016-11-16 | Lg电子株式会社 | HDMI is utilized to carry out the apparatus and method of data transmission and reception |
| CN106134210B (en) * | 2014-03-24 | 2019-04-16 | Lg电子株式会社 | The device and method for carrying out data transmission and reception using HDMI |
| CN105812692A (en) * | 2016-03-07 | 2016-07-27 | 合智能科技（深圳）有限公司 | Television set main board device, television set and television set system |
| WO2017152609A1 (en) * | 2016-03-07 | 2017-09-14 | 合一智能科技（深圳）有限公司 | Television mainboard device, television, and television system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130703 |