CN216414436U - Cascade structure for video splicer mixing matrix - Google Patents
Cascade structure for video splicer mixing matrix Download PDFInfo
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- CN216414436U CN216414436U CN202123170862.3U CN202123170862U CN216414436U CN 216414436 U CN216414436 U CN 216414436U CN 202123170862 U CN202123170862 U CN 202123170862U CN 216414436 U CN216414436 U CN 216414436U
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Abstract
The utility model discloses a cascade structure for a video splicer hybrid matrix, which comprises a first bottom board switch card and a second bottom board switch card, wherein the input end of the first bottom board switch card is electrically connected with an input card, the output end of the first bottom board switch card is electrically connected with a first output card, the output end of the first bottom board switch card is also connected with a cascade output card, the output end of the cascade output card is connected with a cascade input card, and the second bottom board switch card is electrically connected with the output end of the cascade input card. According to the cascade structure for the video splicer hybrid matrix, on the basis of the original video splicer/hybrid matrix, two kinds of board cards are added, one is a cascade output card, and the other is a cascade input card, so that two devices can be cascaded, the cascade expansion among a plurality of devices can be realized through the structure under the condition that the quantity of the output cards of the input cards is larger than the capacity of a bottom board exchange card, and the installation of a project is simpler and more effective.
Description
Technical Field
The utility model relates to the technical field of video splicer mixing matrixes, in particular to a cascade structure for a video splicer mixing matrix.
Background
The video splicer/mixing matrix is a video exchange display device used in command center, monitoring center and other places. Its function is to display multiple input signals to different display devices at will. The structure of the video splicer/hybrid matrix generally comprises an input card, an output card, and a backplane switch card.
The number of input and output interfaces of the current video splicer/hybrid matrix is limited by a backplane switch card, if the input card or the output interface exceeds the limit of the backplane switch card, the backplane switch card supporting more input and output cards must be replaced, so that the cost of replacing the backplane switch card is higher, and a chassis of equipment needs to be replaced, therefore, a cascade structure for the hybrid matrix of the video splicer is provided.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a cascaded structure for a video splicer mixing matrix to solve the problems set forth in the background above.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cascade structure for video splicer mixes matrix, includes first bottom plate exchange card and second bottom plate exchange card, the input electric connection of first bottom plate exchange card has the input card, and the output electric connection of first bottom plate exchange card has first output card, the output of first bottom plate exchange card still is connected with cascades the output card, and cascades the output of output card and be connected with cascades the input card, second bottom plate exchange card electric connection is in the output of cascading the input card, and the output electric connection of second bottom plate exchange card has the second output card.
Preferably, the first backplane switch card is electrically connected to the first output card, and the first output card is connected in parallel.
Preferably, the first backplane switch card, the cascade output card, the cascade input card and the second backplane switch card are electrically connected in a unidirectional manner, and one of the cascade output card and one of the cascade input card are respectively arranged.
Preferably, the second backplane switch card is electrically connected to the second output card, and the second output card is connected in parallel.
Preferably, the input card is adapted to convert signals from the different interfaces to serial high speed signals to the first backplane switch card of the first video splicer/mixing matrix.
Preferably, the first output card is used for converting the signal of the first backplane switch card into an HDMI or DVI signal and outputting the HDMI or DVI signal to the display device, and the second output card is used for converting the signal of the second backplane switch card into an HDMI or DVI signal and outputting the HDMI or DVI signal to the display device.
Preferably, the cascade output card is used for leading out the signal of the first backplane switch card to the device.
Preferably, the cascade input card is configured to receive the signal from the cascade output card and send the signal to the second backplane switch card of the second video splicer/mixing matrix.
The utility model provides a cascade structure for a video splicer mixing matrix, which has the following beneficial effects: the cascade structure for the video splicer mixed matrix is characterized in that two kinds of board cards are added on the basis of the original video splicer/mixed matrix, one kind of the cascade output card is a cascade output card, the cascade output card is used for outputting a signal of a bottom board exchange card of a first video splicer/mixed matrix to a second video splicer/mixed matrix through the cascade output card, the difference between the cascade output card and the output card is that the signal of the bottom board exchange card is directly converted into an HDMI or DVI signal and is output to display equipment, and the cascade output card is only a signal leading-out device of the bottom board exchange card; the other is a cascade input card which is used for receiving signals of a cascade output card and simultaneously sending the signals to a bottom board exchange card of a second video splicer/mixing matrix, and is different from the input card in that the input card converts signals of different interfaces into serial high-speed signals to the bottom board exchange card, and the cascade input card only sends the serial high-speed signals of the first video splicer/mixing matrix to the second video splicer/mixing matrix, so that two devices can be cascaded, cascade expansion among several devices can be realized through the structure under the condition that the number of the output cards of the input card is larger than the capacity of the bottom board exchange card, and the installation of a project is simpler and more effective.
Drawings
FIG. 1 is a schematic diagram of a cascade structure of a hybrid matrix for a video splicer according to the present invention;
fig. 2 is a block diagram of a conventional video splicer/mixing matrix.
In the figure: 1. a first backplane switch card; 2. an input card; 3. a first output card; 4. cascading output cards; 5. cascading input cards; 6. a second backplane switch card; 7. a second output card.
Detailed Description
As shown in fig. 1, a cascade structure for a video splicer hybrid matrix includes a first backplane switch card 1 and a second backplane switch card 6, an input end of the first backplane switch card 1 is electrically connected to an input card 2, an output end of the first backplane switch card 1 is electrically connected to a first output card 3, an output end of the first backplane switch card 1 is further connected to a cascade output card 4, an output end of the cascade output card 4 is connected to a cascade input card 5, the second backplane switch card 6 is electrically connected to an output end of the cascade input card 5, and an output end of the second backplane switch card 6 is electrically connected to a second output card 7; the first bottom board exchange card 1 is electrically connected with the first output card 3, and the first output card 3 is connected in parallel; the input card 2 is used for converting signals of different interfaces into serial high-speed signals and sending the serial high-speed signals to the first bottom board exchange card 1 of the first video splicer/hybrid matrix; the first output card 3 is used for converting the signal of the first backplane switch card 1 into an HDMI or DVI signal and outputting the HDMI or DVI signal to the display device; the second bottom board switch card 6 is electrically connected with the second output card 7, and the second output card 7 is connected in parallel; the second output card 7 is used for converting the signal of the second backplane switch card 6 into an HDMI or DVI signal and outputting the HDMI or DVI signal to the display device; the first bottom board switch card 1, the cascade output card 4, the cascade input card 5 and the second bottom board switch card 6 are electrically connected in a unidirectional mode, and the cascade output card 4 and the cascade input card 5 are respectively provided with one card; on the basis of the original video splicer/hybrid matrix, two cards of a cascade input card 5 and a cascade output card 4 are added, so that two devices can be cascaded, the cascade expansion among several devices can be realized through the structure, and the installation of a project is simpler and more effective; the cascade output card 4 is used for leading out the signals of the first bottom board switch card 1 to equipment; the cascade input card 5 is used for receiving the signal of the cascade output card 4 and sending the signal to the second backplane switch card 6 of the second video splicer/mixing matrix.
In summary, when the cascade structure for the video splicer hybrid matrix is used, firstly, the input card 2 is connected with the first bottom board switch card 1 of the first video splicer/hybrid matrix, the first bottom board switch card 1 is connected with the first output card 3, then the cascade output card 4 and the cascade input card 5 are additionally arranged, the cascade input card 5 is connected with the second bottom board switch card 6 of the second video splicer/hybrid matrix, then the second bottom board switch card 6 is connected with the second output card 7, thus realizing cascade connection of the two devices, then when the cascade structure is used, the input card 2 converts signals of different interfaces into serial high-speed signals to the first bottom board switch card 1 of the first video splicer/hybrid matrix, then the first output card 3 converts the signals of the first bottom board switch card 1 into DVI or HDMI signals to be output to the display device, when the number of the first output cards 3 exceeds the capacity of the first bottom board switch card 1, the cascade output card 4 can lead out the signal of the first backplane switch card 1 to the device, then the cascade input card 5 receives the signal of the cascade output card 4 and sends the signal to the second backplane switch card 6 of the second video splicer/hybrid matrix, and finally the signal of the second backplane switch card 6 is converted into an HDMI or DVI signal through the second output card 7 and output to the display device, so that the use process of the cascade structure for the video splicer hybrid matrix is completed.
Claims (8)
1. The utility model provides a cascade structure for video splicer hybrid matrix, includes first bottom plate switch card (1) and second bottom plate switch card (6), its characterized in that, the input electric connection of first bottom plate switch card (1) has input card (2), and the output electric connection of first bottom plate switch card (1) has first output card (3), the output of first bottom plate switch card (1) still is connected with cascades output card (4), and cascades the output of output card (4) and be connected with and cascade input card (5), second bottom plate switch card (6) electric connection is in the output of cascading input card (5), and the output electric connection of second bottom plate switch card (6) has second output card (7).
2. The cascade structure of claim 1, wherein the first backplane switch card (1) is electrically connected to the first output card (3), and the first output card (3) is connected in parallel.
3. The cascade structure of the hybrid matrix for video splicers according to claim 1, wherein the first backplane switch card (1), the cascade output card (4), the cascade input card (5), and the second backplane switch card (6) are electrically connected in a single direction, and each of the cascade output card (4) and the cascade input card (5) is provided with one.
4. The cascade structure of claim 1, wherein the second backplane switch card (6) is electrically connected to the second output card (7), and wherein the second output card (7) is connected in parallel.
5. A cascaded structure for video splicer mixing matrices according to claim 1, characterized in that the input cards (2) are used to convert signals of different interfaces into serial high speed signals to the first backplane switch card (1) of the first video splicer/mixing matrix.
6. The cascade structure of claim 1, wherein the first output card (3) is configured to output the signal of the first backplane switch card (1) to a display device as an HDMI or DVI signal, and the second output card (7) is configured to output the signal of the second backplane switch card (6) to the display device as an HDMI or DVI signal.
7. A cascaded structure for a video splicer mixing matrix according to claim 1, characterized in that the cascaded output cards (4) are used to take signals of the first backplane switch card (1) out of the device.
8. A cascaded structure for video splicer mixing matrices according to claim 1, characterized in that the cascaded input card (5) is adapted to receive signals from the cascaded output card (4) and to send them to the second backplane switch card (6) of the second video splicer/mixing matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123170862.3U CN216414436U (en) | 2021-12-15 | 2021-12-15 | Cascade structure for video splicer mixing matrix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123170862.3U CN216414436U (en) | 2021-12-15 | 2021-12-15 | Cascade structure for video splicer mixing matrix |
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| Publication Number | Publication Date |
|---|---|
| CN216414436U true CN216414436U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123170862.3U Active CN216414436U (en) | 2021-12-15 | 2021-12-15 | Cascade structure for video splicer mixing matrix |
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| Country | Link |
|---|---|
| CN (1) | CN216414436U (en) |
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2021
- 2021-12-15 CN CN202123170862.3U patent/CN216414436U/en active Active
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