CN203313298U - Signal switching apparatus - Google Patents

Signal switching apparatus Download PDF

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Publication number
CN203313298U
CN203313298U CN2013203048944U CN201320304894U CN203313298U CN 203313298 U CN203313298 U CN 203313298U CN 2013203048944 U CN2013203048944 U CN 2013203048944U CN 201320304894 U CN201320304894 U CN 201320304894U CN 203313298 U CN203313298 U CN 203313298U
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CN
China
Prior art keywords
interface
card
switching apparatus
signal switching
district
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
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CN2013203048944U
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Chinese (zh)
Inventor
杨嘉卉
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AV WIN Corp (GUANGZHOU)
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AV WIN Corp (GUANGZHOU)
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Priority to CN2013203048944U priority Critical patent/CN203313298U/en
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Publication of CN203313298U publication Critical patent/CN203313298U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a signal switching apparatus. The apparatus comprises a casing, a conversion matrix and a plurality of interfaces. The conversion matrix is mounted inside the casing. The casing includes a front panel, side panels and a rear panel. The front panel and the rear panel are oppositely arranged, and connected by the side panels. The plurality of interfaces are mounted on the rear panel, and connected with the conversion matrix. The conversion matrix can convert various input signals into signals which can be displayed on multiple display devices, thereby achieving the switching of the signals. Besides, the plurality of interfaces are arranged on the rear panel, and each interface can be connected with an external device of a different type, such that the data interaction between the signal switching apparatus and different equipment is facilitated, and the apparatus is enabled to have multiple functions.

Description

Signal switching apparatus
Technical field
The utility model relates to the signal processing technology field, particularly relates to signal switching apparatus.
Background technology
In net meeting system, video conference terminal is mainly used to video/audio coding, packing, then by network, send far-end to, and receive the data that far-end sends, unpack, decode, be that network contacts to realize the equipment of network application with the end user, be exactly briefly both sides or in many ways carry out long-distance video communication meeting and link up.In net meeting system, it is that video conference terminal, video conference camera, meeting radio equipment, display device and public address equipment etc. are arranged that the simplest equipment forms, the input port that vision signal is arranged on video conference terminal, also have the output port of vision signal.Input port is generally the video conference camera signal that connects local terminal, is generally the input signal of one or two video conference camera, if the signal of a plurality of video conference cameras so just needs corresponding video matrix to process; Output port is that the vision signal of terminal is directly outputed to display device, if, when running into the double fluid demonstration or needing many display devices to carry out display video signal, also need to use corresponding video matrix.
The signaling interface of the video conference terminal of main flow input at present, output can be obstructed to some extent according to different manufacturers, and for example Polycom's video conference terminal adopts the signal output of DVI, signal output, some domestic video conference terminal that the Lifesize video conference terminal adopts HDMI to adopt component signal output or sdi signal output; The input of vision signal is also that different producer's terminals has different input signal interface, and what have may be the interface of DVI, and what have may be the interface of HDMI.When if the input interface of the input of video conference terminal, output interface and video camera or display device is different, the purpose that so just needs signal conversion equipment to reach transmission and show vision signal conversion.Due to the uncertainty of video signal interface and the diversity of the video signal processing system inside video conference rooms, the vision signal of video conference terminal rear end is processed the complexity that transmission system will be suitable, needs the various video treatment facility just can complete.
The composition of existing general net meeting system comprises signals collecting input equipment, signal switching apparatus and signal output display unit, but the diversity along with video conference, people have higher requirement to whole video conferencing system, for example, when the participant wishes can rapid and convenient by WLAN, to realize that control appliance carries out controlled in wireless to conference system; Perhaps need to drive for the device loads that newly adds conference system and during middle control program as the operating personnel of conference system, the function that only possesses the signal switching due to existing signal switching apparatus function singleness, so when the user proposes above-mentioned requirements, just need in whole net meeting system, increase new equipment, be unfavorable for the simplification of whole net meeting system.The signal switching apparatus that generally only possesses as can be seen here the simple signal translation function can't meet people's requirement.
The utility model content
Based on this, be necessary can't meet for general signal switching device shifter function singleness the problem of people's demand, a kind of diverse in function is provided and can realizes the signal switching apparatus that signal switches.
A kind of signal switching apparatus, comprise casing, transition matrix and a plurality of interface, described transition matrix is arranged in described casing, described casing comprises front panel, side panel and rear board, described front panel and described rear board are oppositely arranged, and described side panel connects described front panel and described rear board, described a plurality of interface is arranged on described rear board, and described a plurality of interfaces connect respectively described transition matrix.
Therein in embodiment, described a plurality of interface comprises transition matrix input card interface, transition matrix output board card interface, AV-NET interface, infrared emission interface, network interface, USB interface, 4 road serial ports and control serial ports, and described rear board comprises input card plug-in card district, output board card plug-in card district and center-control board plug-in card district;
Described transition matrix input card interface is arranged on described input card plug-in card district, described transition matrix output board card interface is arranged on described output board card plug-in card district, and described AV-NET interface, described infrared emission interface, described network interface, described USB interface, described 4 road serial ports and described control serial ports are arranged on described center-control board plug-in card district.
In embodiment, described input card plug-in card district and described output board card plug-in card district distribute near same described side panel on described rear board therein.
In embodiment, described control interface district, described external interface region and described serial ports district are distributed in a side in described input card plug-in card district and described output board card plug-in card district successively, away from same described side panel therein.
In embodiment, described infrared emission interface is 8 tunnel infrared emission interfaces therein.
In embodiment, described signal switching apparatus also comprises the power interface be connected with described transition matrix therein.
In embodiment, described front panel is equipped with LCDs therein, and described LCDs is connected with described transition matrix.
In embodiment, described front panel is equipped with status indicator lamp therein, and described status indicator lamp is connected with described transition matrix.
In embodiment, described front panel is equipped with the matrix manipulation button therein, and described matrix manipulation button is connected with described transition matrix.
The utility model signal switching apparatus, comprised transition matrix, and transition matrix can be converted into the signal that can show on a plurality of display devices by the various signals of input, thereby realizes the switching of signal.On rear plate face, also be provided with a plurality of interfaces in addition, each interface can connect dissimilar external equipment, facilitates the utility model signal switching apparatus to carry out data interaction from different equipment, realizes the variation of its function.So the utility model signal switching apparatus is a kind of diverse in function and the signal switching apparatus that can realize the signal switching.
The accompanying drawing explanation
Fig. 1 is the structural representation of one of them embodiment of the utility model signal switching apparatus;
Fig. 2 is the interface distribution map of rear board in one of them embodiment of the utility model signal switching apparatus.
Embodiment
As shown in Figure 1, a kind of signal switching apparatus, comprise casing 100, transition matrix and a plurality of interface, described transition matrix is arranged in described casing 100, and described casing comprises front panel 110, side panel 120 and rear board 130, described front panel 110 and described rear board 130 are oppositely arranged, described side panel 120 connects described front panel 110 and described rear board 130, and described a plurality of interfaces are arranged on described rear board 130, and described a plurality of interfaces connect respectively described transition matrix.
Described a plurality of referring to is greater than or equal to the number of 2 in the present embodiment.
The utility model signal switching apparatus, comprised transition matrix, and transition matrix can be converted into the signal that can show on a plurality of display devices by the various signals of input, thereby realizes the switching of signal.On rear plate face, also be provided with a plurality of interfaces in addition, each interface can connect dissimilar external equipment, facilitates the utility model signal switching apparatus to carry out data interaction from different equipment, realizes the variation of its function.So the utility model signal switching apparatus is a kind of diverse in function and the signal switching apparatus that can realize the signal switching.
As shown in Figure 2, therein in embodiment, described a plurality of interface comprises transition matrix input card interface 210, transition matrix output board card interface 220, AV-NET interface 230, infrared emission interface 240, network interface 250, USB interface 260,4 road serial ports 270 and control serial ports 280, and described rear board 130 comprises input card plug-in card district 131, output board card plug-in card district 132 and center-control board plug-in card district 133;
Described transition matrix input card interface 210 is arranged on described input card plug-in card district 131, described transition matrix output board card interface 220 is arranged on described output board card plug-in card district 132, and described AV-NET interface 230, described infrared emission interface 240, described network interface 250, described USB interface 260, described 4 road serial ports 270 and described control serial ports 280 are arranged on described center-control board plug-in card district 133.
In the present embodiment, a plurality of interfaces can insert various signal boards as required, change the kind of input and output signal.Common input signal board is supported the signals such as HDMI, DVI, SDI, VGA, AV, component and RJ45, and common output signal board is supported the signals such as HDMI, DVI, SDI, VGA and RJ45.If need further integrated interface, in the present embodiment, also control interface district, external interface region and serial ports district can be integrated into to center-control board plug-in card district, this can be adjusted according to the demand of the actual use of the utility model signal switching apparatus or user's demand.
Below will explain in detail with specific embodiment the course of work and the principle of transformed matrix switching signal.
Such as the input signals such as DVI signal, the output of AV signal, the output of VGA signal, HDMI signal are arranged in a present Remote Video Conference chamber, signal type has tetra-kinds of DVI, AV, VGA, HDMI, SD signal and high-definition signal, analog signal and digital signal have been comprised, needing output signal is the signal of HDMI and VGA, and HDMI and VGA have also comprised digital signal and analog signal.
General system, can only configure single matrix of planting signal type single signal of planting is carried out to hand-off process, and that is exactly that the how many kinds of vision signal just need to have the matrix of how many kinds of type.According to top output signal type, that just needs HDMI matrix and VGA matrix, and these two kinds of signals can not be changed mutually, be independent existence, if the VGA signal is exported on high-clear display, so just need the extra signal conversion equipment that adds, the VGA signal is converted to the HDMI signal to be shown, if the AV signal is presented on the VGA display, so also to add the conversion equipment that AV turns VGA, whole like this signal switched system can be very complicated.
Use transition matrix, only need to insert HDMI, DVI, these four kinds of boards of VGA, AV at Input matrix board interface, insert HDMI and these two kinds of boards of VGA at Output matrix board interface.On this matrix, we can be directly changed into the output of HDMI signal and the output of VGA signal to the AV signal of input, or the DVI signal of input is directly changed into to the output of HDMI signal and the output of VGA signal, that is to say on this matrix, the HDMI of input, DVI, VGA, AV can convert HDMI, the output of VGA signal at any time to.
In addition in the present embodiment, a plurality of interfaces also comprise, central control board card interface, AV-NET interface, infrared emission interface, network interface, USB interface, 4 road serial ports and control serial ports.The central control board card interface is be used to inserting the interface of center-control board, and described center-control board, for a plurality of parts of control signal switching device shifter inside, makes co-ordination between each interface, parts.The infrared emission interface is for emission, receives infrared signal to other equipment, be conducive to realize the infrared control of the utility model signal switching apparatus and controlled, network interface, USB interface, 4 road serial ports and control serial ports and be the interface that the utility model signal switching apparatus and external equipment carry out data interaction, wherein 4 road serial ports comprise RS-232, RS-485, RS-422.For example when need to accepting the control of external wireless signals, signal switching apparatus only need to open the wireless connections that network interface can be realized the utility model signal switching apparatus and external equipment, downloading data.When the equipment newly added due to conference system need to load new driving and new control program, only need to new driving or middle control program can be imported to signal switching apparatus by the USB interface of described signal switching apparatus, the existence of controlling serial ports namely allowed signal switching apparatus directly with being connected of third party device, such as computer etc., can realize the mutual fast of mass data.
In the present embodiment, transition matrix input card interface, transition matrix output board card interface, central control board card interface, AV-NET interface, infrared emission interface, network interface, USB interface, 4 road serial ports and control serial ports are combined and are arranged on the zones of different of casing rear board according to functional characteristic, make compact, the neat convenient operation personnel plug of interface structure on rear board.So the utility model signal switching apparatus is still a kind of signal switching apparatus of diverse in function or a kind of compact conformation not, the equipment of easy operating.
As shown in Figure 2, in embodiment, described input card plug-in card district 131 and described output board card plug-in card district 132 distribute near same described side panel 120 on described rear board 130 therein.
In the present embodiment, input card plug-in card district 131 and described output board card plug-in card district 132 are distributed on the same straight line at described rear board 130, can the handled easily personnel on plate, search out input card plug-in card district and output board card plug-in card district in the back fast like this, also the convenient operation personnel plug the replacing board.
As shown in Figure 2, in embodiment, described control interface district 133, described external interface region 134 and described serial ports district 135 are distributed in a side in described input card plug-in card 131 and described output board card plug-in card district 132 successively, away from same described side panel therein.
Such distribution mode has not only been optimized the multiple interfaces distribution mode of plate in the back more, makes the compacter harmony of device structure, more is conducive to operating personnel and quick and precisely searches out interface, plugs operation.
In embodiment, described infrared emission interface is 8 tunnel infrared emission interfaces therein.
The infrared emission interface is that 8 tunnel infrared emission interfaces allow the utility model signal switching apparatus with a plurality of external equipments, to carry out infrared control and controlled simultaneously.
In embodiment, described signal switching apparatus also comprises the power interface be connected with described transition matrix therein.
Power interface is be used to connecting external power source, by power interface, connects external power source and just can for the utility model signal switching apparatus, load electric energy safely and fast.
In embodiment, described front panel is equipped with LCDs therein, and described LCDs is connected with described transition matrix.
Which interface is LCDs, for showing some state informations of current demand signal switching device shifter, for example have accessed equipment, and input card interface and output board card interface insert respectively which type board etc.The job information of handled easily personnel quick obtaining current demand signal directly perceived switching device shifter.
In embodiment, described front panel is equipped with status indicator lamp therein, and described status indicator lamp is connected with described transition matrix.
Status indicator lamp is for the work at present state of Real time response signal switching device shifter.
In embodiment, described front panel is equipped with the matrix manipulation button therein, and described matrix manipulation button is connected with described transition matrix.
Operating personnel, by service behaviour and the operating state of matrix manipulation button manual operation transformed matrix, realize the convenient control of operating personnel to signal switching apparatus.
Below the purposes of the utility model signal switching apparatus will be described with specific embodiment.
In this specific embodiment, the utility model signal switching apparatus is made into to high definition video signal companion, high definition video signal companion is for switching and management and control to the teleconference vision signal.
High definition video signal companion has two large funtion parts, a part is the high definition hybrid matrix of card insert type, another part is central control module, and whole equipment can be split as four large equipment parts, is respectively: main frame casing, input card, output board card and central control module board.
High definition hybrid matrix Video processing principle: all types of interface input cards of high definition hybrid matrix can be processed through chip the signal collected convert unified digital signal to, after allowing, be transferred on the motherboard of matrix host computer case, signal switching through motherboard, digital signal can be switched to corresponding output board card, after output board card received digital signal, the processing by chip converted corresponding video signal format output to.For example the input of VGA board is switched to the output of HDMI board, after the VGA input card collects the VGA pcs signal, process and convert unified digital signal to by chip, through the switching of motherboard, digital signal arrives the HDMI output board card, and the processing by chip converts the output of HDMI signal to.
The high definition video signal companion have the following advantages: high definition video signal companion is the equipment of high definition hybrid matrix and middle control module one, function with middle control function and high definition hybrid matrix, needed in the past the matrix of central control host, many various single signals and the function that the vision signal conversion equipment has, a present equipment has just comprised entirely.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (9)

1. signal switching apparatus, it is characterized in that, comprise casing, transition matrix and a plurality of interface, described transition matrix is arranged in described casing, and described casing comprises front panel, side panel and rear board, described front panel and described rear board are oppositely arranged, described side panel connects described front panel and described rear board, and described a plurality of interfaces are arranged on described rear board, and described a plurality of interfaces connect respectively described transition matrix.
2. signal switching apparatus according to claim 1, it is characterized in that, described a plurality of interface comprises transition matrix input card interface, transition matrix output board card interface, AV-NET interface, infrared emission interface, network interface, USB interface, 4 road serial ports and control serial ports, and described rear board comprises input card plug-in card district, output board card plug-in card district and center-control board plug-in card district;
Described transition matrix input card interface is arranged on described input card plug-in card district, described transition matrix output board card interface is arranged on described output board card plug-in card district, and described AV-NET interface, described infrared emission interface, described network interface, described USB interface, described 4 road serial ports and described control serial ports are arranged on described center-control board plug-in card district.
3. signal switching apparatus according to claim 2, is characterized in that, described input card plug-in card district and described output board card plug-in card district distribute near same described side panel on described rear board.
4. signal switching apparatus according to claim 3, it is characterized in that, described control interface district, described external interface region and described serial ports district are distributed in a side in described input card plug-in card district and described output board card plug-in card district successively, away from same described side panel.
5. according to the described signal switching apparatus of claim 2 or 3, it is characterized in that, described infrared emission interface is 8 tunnel infrared emission interfaces.
6. according to the described signal switching apparatus of claim 2 or 3, it is characterized in that, also comprise the power interface be connected with described transition matrix.
7. according to the described signal switching apparatus of claim 2 or 3, it is characterized in that, described front panel is equipped with LCDs, and described LCDs is connected with described transition matrix.
8. according to the described signal switching apparatus of claim 2 or 3, it is characterized in that, described front panel is equipped with status indicator lamp, and described status indicator lamp is connected with described transition matrix.
9. according to the described signal switching apparatus of claim 2 or 3, it is characterized in that, described front panel is equipped with the matrix manipulation button, and described matrix manipulation button is connected with described transition matrix.
CN2013203048944U 2013-05-29 2013-05-29 Signal switching apparatus Expired - Fee Related CN203313298U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104869329A (en) * 2014-02-20 2015-08-26 苏州朗捷通智能科技有限公司 Audio/video digital matrix used for network transmission
CN109803095A (en) * 2018-12-24 2019-05-24 中音讯谷科技有限公司 A kind of seamless blended matrix for supporting multi-screen splicing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104869329A (en) * 2014-02-20 2015-08-26 苏州朗捷通智能科技有限公司 Audio/video digital matrix used for network transmission
CN109803095A (en) * 2018-12-24 2019-05-24 中音讯谷科技有限公司 A kind of seamless blended matrix for supporting multi-screen splicing

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131127

Termination date: 20180529

CF01 Termination of patent right due to non-payment of annual fee