CN202435516U - Hybrid signal switchover switch box of satellite television signal cable - Google Patents
Hybrid signal switchover switch box of satellite television signal cable Download PDFInfo
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- CN202435516U CN202435516U CN201220025167XU CN201220025167U CN202435516U CN 202435516 U CN202435516 U CN 202435516U CN 201220025167X U CN201220025167X U CN 201220025167XU CN 201220025167 U CN201220025167 U CN 201220025167U CN 202435516 U CN202435516 U CN 202435516U
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Abstract
The utility model relates to a hybrid signal switchover switch box of a satellite television signal cable. The hybrid signal switchover switch box comprises an amplifier group, a multichannel switchover switch group, a channel cutting chip group and a signal superimposer group which are in communication connection successively; the hybrid signal switchover switch box also comprises a main controller which is in communication connection with the multichannel switchover switch group and the channel cutting chip group; the channel cutting chip and the main controller are respectively chips which are in the models of SATCR-01 and ST7LNB1 and produced by the ST company; and the multichannel switchover switches are four-in two-out switchover switches; and the signal superimposers are band-pass filters. Consequently, the four input satellite television signals of different states are output to the same cable for transmission, and a satellite television user does not need to use four cables to input the satellite television signals of the different states into a house, so that the installation is more convenient and rapid, the cables desired are reduced greatly, the installation cost is reduced greatly, and the following maintenance expense is reduced correspondingly.
Description
Technical field
The utility model belongs to satellite broadcasting television and satellite communication technology field, relates in particular to a kind of satellite television single-cable mixed signal diverter switch box.
Background technology
At present; All unified High band Horizontal, Hi Band vertical, Low Band Horizontal, 4 kinds of signal conditions of Low Band Vertical (hereinafter to be referred as H/H, H/V, L/H, L/V) of comprising of standard satellite TV signal from Earth's orbit; For this reason; The satellite frequency demultiplier (LNB) that uses four tunnel outputs on user's disc-shaped antenna without all will modulate the channel that is included in the radiofrequency signal and the content of program for each status signal draws a cable to transmit separately to go to untie in the STB in getting home afterwards; Very trouble is installed, inconvenience, and if disc-shaped antenna oversize with the distance of STB within doors; Then be that these four kinds of state satellite TV signals will dispose a large amount of cables, the user is with wasteful many expenses.
The utility model content
In order to solve the above-mentioned technical problem that exists in the prior art, the utility model provide a kind of can be with H/H, H/V, L/H, the L/V of standard the satellite television single-cable mixed signal diverter switch box of transmission again after the satellite TV signal of totally 4 kinds of different conditions is contained in a cable and redistributes passage.
The technical scheme that the prior art problem that solves the utility model is adopted is:
A kind of satellite television single-cable mixed signal diverter switch box; Include amplifier group, multi-channel switch group, channel diced chip group and signal superimposer group that conducting successively connects; Also include and the said multi-channel switch group master controller that conducting is connected with channel diced chip group, realizing that satellite TV signal to four kinds of different conditions of input outputs on same the cable transmits;
Said amplifier group includes first amplifier, second amplifier, the 3rd amplifier and the 4th amplifier; Said multi-channel switch group includes the first variable connector diverter switch and second multi-channel switch; Said channel diced chip group includes the first channel diced chip, the second channel diced chip, the 3rd channel diced chip and the 4th channel diced chip, and said signal superimposer group includes the first signal superimposer, secondary signal superimposer and the 3rd signal superimposer; Wherein, Said four amplifier input terminal connect the satellite TV signal of four kinds of different conditions respectively; Output all is connected with the input conducting of said two multi-channel switch; The output of said two multi-channel switch is connected with the input conducting one to one of said four channel diced chips; The output of said four channel diced chips is connected with the input conducting one to one of two said signal superimposers wherein, and the output of these two signal superimposers is connected with the input conducting of a remaining said signal superimposer;
The output of said first multi-channel switch and second multi-channel switch is connected with the input conducting of the input of the said first channel diced chip and the second channel diced chip, said the 3rd channel diced chip and the 4th diced chip respectively;
The output of the said first channel diced chip and the second channel diced chip is connected with the input conducting of the said first signal superimposer, and the output of said the 3rd channel diced chip and the 4th channel diced chip is connected with the input conducting of said secondary signal superimposer;
The model that said channel diced chip is a ST company is the chip of SATCR-01, and said master controller is that the model of ST company is the chip of ST7LNB1, and said multi-channel switch is four to advance two and go out diverter switch, and said signal superimposer is a band pass filter;
Said channel diced chip group is divided into 1210MHz, 1420MHz, four kinds of different frequency channels of frequency of 1680MHz and 2040MHz with a said cable, and the frequency band spacing of each frequency channel remains on more than the 30MHz;
This switch enclosure includes shell; Said amplifier group, multi-channel switch group, channel diced chip group, signal superimposer group and master controller are installed in the said shell; And the one of which end is provided with the tuner group as the signal input; Be connected with said amplifier conducting, the other end is provided with another tuner as signal output, is connected with the conducting of said signal superimposer group;
Said shell is formed by zinc alloy material die casting, and its size is 85mm (L) x60mm (W) x20mm (H).
The utility model passes through technique scheme; The satellite TV signal of four kinds of different conditions can effectively realizing importing outputs on same the cable and transmits; Satellite television subscribers need not as traditional approach, to use respectively during four cables get home to the satellite TV signal input of four kinds of states, installs more conveniently, faster, also can significantly reduce required cable; Installation cost greatly reduces, the also corresponding minimizing of maintenance cost in the future.
Description of drawings
Fig. 1 is the structural principle block diagram of the said satellite television single-cable of the utility model mixed signal diverter switch box;
Fig. 2 is the said satellite television single-cable of the utility model mixed signal diverter switch box mid band diced chip and frequency correspondence table;
Fig. 3 is the appearance assumption diagram of the said satellite television single-cable of the utility model mixed signal diverter switch box.
Embodiment
Below in conjunction with accompanying drawing the utility model technical scheme is elaborated.
See also Figure of description Fig. 1,2.Among the figure.
Shown in Fig. 1 and Fig. 2:
The utility model provides a kind of satellite television single-cable mixed signal diverter switch box, includes amplifier group 1, multi-channel switch group 2, channel diced chip group 3, signal superimposer group 4 and master controller 5.Wherein, Amplifier group 1 mainly is made up of first amplifier 11, second amplifier 12, the 3rd amplifier 13 and the 4th amplifier 14, and their input is all imported H/H, H/V respectively through tuner; L/H; The satellite TV signal of four kinds of different conditions of L/V, output is connected with multi-channel switch group 2, and the satellite TV signal that is mainly used in input amplifies, reduces; Multi-channel switch group 2 includes first multi-channel switch 21 and second multi-channel switch 22; Being four advances two and goes out diverter switch; Four inputs of said first multi-channel switch 21 and second multi-channel switch 22 all are connected with the output conducting of four amplifiers (11～14); They separately two outputs be connected with channel diced chip group 3; Be mainly used in according to control command four satellite TV signals that amplify after the reduction are optionally switched output, discharge the desired signal source and be assigned to the channel diced chip of appointment; Channel diced chip group 3 includes the first channel diced chip 31, the second channel diced chip 32, the 3rd channel diced chip 33 and the 4th channel diced chip 34; And the model that said first to fourth channel diced chip (31～34) can be ST company (ST Microelectronics company of STMicw Electronics) is the chip of SATCR-01; The input of the first channel diced chip 31 and the second channel diced chip 32 is connected with two output conductings of first multi-channel switch 21 respectively; The input of the 3rd channel diced chip 33 and the 4th channel diced chip 34 is connected with two output conductings of second multi-channel switch 22 respectively; And the output of four channel diced chips (31～34) is connected with signal superimposer group 4; The satellite TV signal that is mainly used in wherein a kind of state that the frequency bandwidth according to cable will receive separately converts the intermediate-freuqncy signal of specific fixed-frequency to; And output to signal superimposer group 4 after drawing back the bandwidth spacing (more than the 30MHz) between the satellite TV signal; Promptly be equal to a cable is divided into four frequency channels that frequency is different; And each frequency channel keeps the above bandwidth spacing of 30MHz, in case interfere with each other; Signal superimposer group 4 includes the first signal superimposer 41, secondary signal superimposer 42 and the 3rd signal superimposer 43; And be filter; Wherein the input of the first signal superimposer 41 is connected with the output conducting of the first channel diced chip 31 with the second channel diced chip 32; The input of secondary signal superimposer 42 is connected with the output conducting of the 3rd channel diced chip 33 with the 4th channel diced chip 34; And the output of the first signal superimposer 41 and secondary signal superimposer 42 all is connected with the input conducting of the 3rd signal superimposer 43, is mainly used in and filters out unwanted frequency, and integrates superposed transmission and get into single cable; Master controller 5 is that the model of ST company (ST Microelectronics company of STMicw Electronics) is the chip of ST7LNB1; It all with said first multi-channel switch 21, second multi-channel switch 22, the first channel diced chip 31, the second channel diced chip 32,34 conductings are connected the 3rd channel diced chip 33 with the 4th channel diced chip, is mainly used in each connection group parts is accomplished the control of function separately.
The operation principle of the said satellite television single-cable of the utility model mixed signal diverter switch: at first; The H/H that four amplifiers (11～14) of amplifier group 1 will send through tuner respectively; H/V; L/H, the satellite TV signal of four kinds of different conditions of L/V amplifies reduction, and is sent to first multi-channel switch 21 and second multi-channel switch 22 simultaneously; Then; Four advance the signal source of control command (exchange control system coding mode) the required release of decision that two first multi-channel switch 21 that go out and second multi-channel switch 22 send over according to master controller 5, and are assigned to the channel diced chip (31～34) of appointment; Then; The satellite TV signal of wherein a kind of state that four channel diced chips (31～34) will receive respectively separately converts the intermediate-freuqncy signal of fixed-frequency to, and exports to the signal superimposer (41,42) that connects separately after drawing back the bandwidth spacing (more than the 30MHz) between each satellite TV signal; At last; After the first signal superimposer 41 carries out filtering, integration, stack to the satellite TV signal that sends respectively with secondary signal superimposer 42; Carry out filtering, integration, stack again through the 3rd signal superimposer 43; Promptly output on the cable, and transmission is delivered in the family STB and is decoded.Like this; The satellite TV signal of four kinds of different conditions that the said satellite television single-cable of the utility model mixed signal diverter switch box can effectively be realized importing outputs on same the cable and transmits; Satellite television subscribers need not as traditional approach, to use respectively during four cables get home to the satellite TV signal input of four kinds of states, installs more conveniently, faster, also can significantly reduce required cable; Installation cost greatly reduces, the also corresponding minimizing of maintenance cost in the future.
Wherein, Said exchange control system coding mode is with control voltage and the corresponding mode of exchanging of binary code truth table; Like Fig. 2; Can the satellite-signal of four different conditions be arranged the frequency band (1210MHz, 1420MHz, 1680MHz, 2040MHz) that is mixed to appointment again and transfer to STB in the family through an independent cable (dish-like) antenna outside the room; And between four different channels, do free arrangement, choose and switch through STB, reach the saving cable by this, the purpose of frequency channel arrangement is switched in liberalization.
Certainly, the input of said four channel diced chips (31～34) can be connected with four output conductings one to one of said first multi-channel switch 21 and second multi-channel switch 22 arbitrarily totally; The input of the said first signal superimposer 41 and second superimposer 42 also can be connected with totally four output combination in any conducting of four channel diced chips (31～34).
As shown in Figure 3:
The described satellite television single-cable of the utility model mixed signal diverter switch box includes a shell 6; Amplifier group 1, multi-channel switch group 2, channel diced chip group 3, signal superimposer group 4 and master controller 5 (all not showing among the figure) are installed in the said shell 6; Shell 6 is formed by zinc alloy diecasting; Its size is 85mm (L) x60mm (W) x20mm (H); Shell 6 one ends are provided with the tuner group 61 as signal input, form by four tuners, respectively with shell 6 in four amplifiers (11～14) conducting of establishing be connected; The other end is provided with another tuner as signal output, and signal superimposer (the 3rd signal superimposer 43) conducting of establishing in this tuner and the shell 6 is connected.
Above content is the further explain that combines concrete optimal technical scheme that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection range of the utility model.
Claims (9)
1. satellite television single-cable mixed signal diverter switch box; Its characteristics are: include amplifier group (1), multi-channel switch group (2), channel diced chip group (3) and signal superimposer group (4) that conducting successively connects; Also include and said multi-channel switch group (2) master controller (5) that conducting is connected with channel diced chip group (3), realizing that satellite TV signal to four kinds of different conditions of input outputs on same the cable transmits.
2. satellite television single-cable mixed signal diverter switch box according to claim 1; It is characterized in that: said amplifier group (1) includes first amplifier (11), second amplifier (12), the 3rd amplifier (13) and the 4th amplifier (14); Said multi-channel switch group (2) includes the first variable connector diverter switch (21) and second multi-channel switch (22); Said channel diced chip group (3) includes the first channel diced chip (31), the second channel diced chip (32), the 3rd channel diced chip (33) and the 4th channel diced chip (34), and said signal superimposer group (4) includes the first signal superimposer (41), secondary signal superimposer (42) and the 3rd signal superimposer (43);
Wherein, The input of said four amplifiers (11～14) connects the satellite TV signal of four kinds of different conditions respectively; Output all is connected with the input conducting of said two multi-channel switch (21,22); The output of said two multi-channel switch (21,22) is connected with the input conducting one to one of said four channel diced chips (31～34); The output of said four channel diced chips (31～34) is connected with the input conducting one to one of two said signal superimposers wherein, and the output of these two signal superimposers is connected with the input conducting of a remaining said signal superimposer.
3. satellite television single-cable mixed signal diverter switch box according to claim 2 is characterized in that: the output of said first multi-channel switch (21) and second multi-channel switch (22) is connected with the input conducting of the input of the said first channel diced chip (31) and the second channel diced chip (32), said the 3rd channel diced chip (33) and the 4th diced chip (34) respectively.
4. according to claim 2 or 3 described satellite television single-cable mixed signal diverter switch boxes; It is characterized in that: the output of the said first channel diced chip (31) and the second channel diced chip (32) is connected with the input conducting of the said first signal superimposer (41), and the output of said the 3rd channel diced chip (33) and the 4th channel diced chip (34) is connected with the input conducting of said secondary signal superimposer (42).
5. satellite television single-cable mixed signal diverter switch box according to claim 4; It is characterized in that: said channel diced chip (31～34) is that the model of ST company is the chip of SATCR-01, and said master controller (5) is that the model of ST company is the chip of ST7LNB1.
6. satellite television single-cable mixed signal diverter switch box according to claim 4 is characterized in that: said multi-channel switch (21,22) is four to advance two and go out diverter switch, and said signal superimposer (41～43) is a band pass filter.
7. satellite television single-cable mixed signal diverter switch box according to claim 1; It is characterized in that: said channel diced chip group (3) is divided into 1210MHz, 1420MHz, four kinds of different frequency channels of frequency of 1680MHz and 2040MHz with a said cable, and the frequency band spacing of each frequency channel remains on more than the 30MHz.
8. satellite television single-cable mixed signal diverter switch box according to claim 4; It is characterized in that: this switch enclosure includes shell (6); Said amplifier group (1), multi-channel switch group (2), channel diced chip group (3), signal superimposer group (4) and master controller (5) are installed in the said shell (6); And the one of which end is provided with the tuner group (61) as the signal input; Be connected with said amplifier (1) conducting, the other end is provided with another tuner (62) as signal output, is connected with said signal superimposer group (4) conducting.
9. satellite television single-cable mixed signal diverter switch box according to claim 8, it is characterized in that: said shell (6) is formed by zinc alloy material die casting, and its size is 85mm (L) x60mm (W) x20mm (H).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220025167XU CN202435516U (en) | 2012-01-19 | 2012-01-19 | Hybrid signal switchover switch box of satellite television signal cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220025167XU CN202435516U (en) | 2012-01-19 | 2012-01-19 | Hybrid signal switchover switch box of satellite television signal cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435516U true CN202435516U (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220025167XU Expired - Fee Related CN202435516U (en) | 2012-01-19 | 2012-01-19 | Hybrid signal switchover switch box of satellite television signal cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106452554A (en) * | 2016-07-06 | 2017-02-22 | 深圳市安拓浦科技有限公司 | Satellite switch |
-
2012
- 2012-01-19 CN CN201220025167XU patent/CN202435516U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106452554A (en) * | 2016-07-06 | 2017-02-22 | 深圳市安拓浦科技有限公司 | Satellite switch |
| CN106452554B (en) * | 2016-07-06 | 2024-01-30 | 深圳市安拓浦科技有限公司 | Satellite switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170703 Address after: 16 third industrial zone, No. two, Qianjin Road, Qianjin Town, Tanzhou Town, Zhongshan, Guangdong, 528400 Patentee after: Zhongshan Shengfu Electronic Technology Co., Ltd. Address before: Third 528463 Industrial Zone, Tanzhou Town, Guangdong, Zhongshan Patentee before: Zhongshan Shengmading Electronic Element Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20190119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |