CN216217293U

CN216217293U - Media server

Info

Publication number: CN216217293U
Application number: CN202122185659.7U
Authority: CN
Inventors: 任江; 周晶晶
Original assignee: Xian Novastar Electronic Technology Co Ltd
Current assignee: Xian Novastar Electronic Technology Co Ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-04-05
Anticipated expiration: 2031-09-09

Abstract

An embodiment of the present invention provides a media server, including: the main board card is provided with a processor; at least one input sub-board card, be provided with on the input sub-board card: the first type input interface conversion module is electrically connected with the main board card; the first type input interface conversion module is used for converting a first type video source input by the first type input interface into a first preset format video source and transmitting the first preset format video source to the processor; at least one output sub-board card, be provided with on the output sub-board card: the output interface conversion module is electrically connected with the main board card; and the video output interface is electrically connected with the output interface conversion module, and the output interface conversion module is used for converting a second preset format video source output by the processor into a video source format corresponding to the video output interface.

Description

Media server

Technical Field

The utility model relates to the technical field of display, in particular to a media server.

Background

The media server has been widely used as a video source device, but the media server in the prior art generally directly extends the interface on the motherboard to the external form of the chassis of the media server to form an external interface, so that the number of video input/output interfaces of the media server is small, the type of the interface is single, the use scene of multiple video sources cannot be satisfied, and the user experience is greatly influenced.

Therefore, a media server is needed to solve the technical problem of the existing media server with a small number of interfaces and a single type.

SUMMERY OF THE UTILITY MODEL

In order to improve at least some of the above disadvantages or shortcomings, embodiments of the present invention provide a media server, which solves the technical problems of the existing media server that the number of interfaces is small and the type is single.

Specifically, a media server provided in an embodiment of the present invention includes: the main board card is provided with a processor; at least one input sub-board card, be provided with on the input sub-board card: the first type input interface conversion module is electrically connected with the main board card; the first type input interface conversion module is used for converting a first type video source input by the first type input interface into a first preset format video source and transmitting the first preset format video source to the processor; at least one output sub-board card, be provided with on the output sub-board card: the output interface conversion module is electrically connected with the main board card; and the video output interface is electrically connected with the output interface conversion module, and the output interface conversion module is used for converting a second preset format video source output by the processor into a video source format corresponding to the video output interface.

The media server provided by this embodiment expands the number of the video input interfaces and the video output interfaces by setting the input daughter board card and the output daughter board card, and expands the types of the video input interfaces and the video output interfaces by setting the input interface conversion module and the output interface conversion module, so that the media server has a large number of interfaces and a large number of interface types.

In an embodiment of the present invention, the input daughter board card further includes: the second type input interface conversion module is electrically connected with the main board card; and the second type input interface conversion module is used for converting a second type video source input by the second type input interface into a first preset format video source and transmitting the first preset format video source to the processor.

In an embodiment of the present invention, the first predetermined format video source is an HDMI format video source.

In an embodiment of the present invention, the first type video input interface includes an SDI video input interface, a DP video input interface, and a VGA video input interface, and the first type input interface conversion module includes an SDI to HDMI interface circuit, a DP to HDMI interface circuit, and a VGA to HDMI interface circuit.

In an embodiment of the present invention, the first preset format video source is an HDMI format video source, the second type video input interface includes a DVI video input interface and an HDMI video input interface, and the second type input interface conversion module includes a signal relay circuit.

In an embodiment of the utility model, the second preset format video source is a DP format video source.

In an embodiment of the present invention, the video output interface includes an SDI video output interface, an HDMI video output interface, a DP video output interface, and a VGA video output interface, and the output interface conversion module includes a DP interface to SDI interface circuit, a DP interface to HDMI interface circuit, a DP interface to DP interface circuit, and a DP interface to VGA interface circuit.

In one embodiment of the present invention, the media server further comprises: a back plate, the back plate having disposed thereon: at least one input daughter board card slot comprising an input connector, the input daughter board card being electrically connected to the input connector to be installed in the input daughter board card slot; the at least one output daughter board card slot comprises an output connector, and the output daughter board card is electrically connected with the output connector and is arranged in the output daughter board card slot; and a first mainboard card connector and a second mainboard card connector, wherein the backboard is electrically connected with the mainboard card through the first mainboard card connector and the second mainboard card connector.

In one embodiment of the utility model, the device on the backboard is provided with a micro processing unit which is provided with a general purpose input/output pin.

In an embodiment of the utility model, the input connector is an HDMI interface connector, the output connector is a DP interface connector, the first motherboard card connector is an HDMI interface connector, and the second motherboard card connector is a DP interface connector.

One or more of the above technical solutions may have the following advantages or beneficial effects: the media server expands the number of the video input interfaces and the video output interfaces through the arrangement of the input daughter board card and the output daughter board card, and expands the types of the video input interfaces and the video output interfaces through the arrangement of the input interface conversion module and the output interface conversion module, so that the media server has more interface numbers and interface types. In addition, through the arrangement of the backboard, the media server expands more input daughter boards and output daughter boards through the input daughter board card slots and the output daughter board card slots of the backboard so as to expand more interfaces. Furthermore, the micro-processing unit on the back plate is provided with a general input/output pin, and damage under the condition of hot plugging is avoided through the arrangement of the general input/output pin.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a media server according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the input daughter board card 200 in fig. 1.

Fig. 3 is another schematic structural diagram of the input daughter board card 200 in fig. 1.

Fig. 4 is a circuit diagram of the first type input interface conversion module in fig. 2.

Fig. 5 is a schematic structural diagram of the output daughter board card 300 in fig. 1.

Fig. 6 is another schematic structural diagram of a media server according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of the back plate 400 in fig. 6.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a media server, including: a main board 100, at least one input daughter board 200, and at least one output daughter board 300.

The main board 100 is provided with a processor 110, the main board 100 may be, for example, a PCB, the processor 110 may be, for example, a CPU (central processing unit), or may be other embedded processors, the processor 110 may be, for example, installed with an X86 system, and the processor 110 may be, for example, configured to receive a video source through the input daughter board 200, process the video source, and output the video source through the output daughter board 300.

For example, the input daughter board card 200 is provided with a first type input interface conversion module 210 and a first type video input interface 220, the input daughter board card 200 may be a PCB, for example, the first type input interface conversion module 210 may be electrically connected to the processor 110 of the main board card 100, specifically, the main board card 100 may be further provided with a first video interface connected to the processor 110, the input daughter board card is further provided with a second video interface connected to the first type input interface conversion module 210, the first video interface and the second video interface are connected by a cable to connect the processor 110 of the main board card 100 and the first type input interface conversion module 210 of the input daughter board card 200, and of course, this is only an example, and the processor 110 of the main board card 100 and the first type input interface conversion module 210 of the input daughter board card 200 may also be connected by other means such as a connector, a video interface, or a video interface, or a video interface, or a video interface of the processor 110 of the first type of the input, of the main board card 100 or a first type of the main, The present invention is not limited to the above embodiments; the first type video input interface 220 is electrically connected to the first type input interface conversion module 210, the first type input interface conversion module 210 and the first type video input interface 220 may be connected by a PCB trace, for example, the first type input interface conversion module 210 is configured to convert a first type video source input by the first type input interface 220 into a first preset format video source and transmit the first preset format video source to the processor 110, the first type input interface conversion module 210 may include a DI to HDMI interface circuit, a DP to HDMI interface circuit, and a VGA to HDMI interface circuit, for example, the first type input interface 220 may include a SDI video input interface, a DP video input interface, and a VGA video input interface, for example, the first preset format video source is an HDMI format video source. When the processor 110 runs on the X86 system, the type of the video source that can be received is an HDMI video source, that is, the first preset format video source is an HDMI format video source, and the multi-type video source of the multi-type video input interface is converted into an HDMI format by the setting of the first type input interface conversion module 210, so that the media server can receive the video sources of different types of interfaces, and conforms to more usage scenarios.

Referring to fig. 2, the input daughter board 200 is further provided with a second-type input interface conversion module 230 and a second-type video input interface 240, the second-type input interface conversion module 230 is electrically connected to the processor 110 of the main board 100, specifically, the main board 100 may further be provided with a third video interface connected to the processor 110, the input daughter board may further be provided with a fourth video interface connected to the second-type input interface conversion module 230, the third video interface and the fourth video interface are connected by a cable to connect the processor 110 of the main board 100 and the second-type input interface conversion module 230 of the input daughter board 200, of course, the second-type input interface conversion module 230 may also be directly connected to the second video interface and then connected to the first video interface by the second video interface to connect the processor 110 of the main board 100 and the second-type input interface conversion module 230 of the input daughter board 200, of course, the processor 110 of the motherboard card 100 and the second type input interface conversion module 230 of the input daughter board card 200 may also be connected by other methods, such as connectors, cables, and the like, which is not limited in the embodiments of the present invention; the second type video input interface 240 is electrically connected to the second type input interface conversion module 230, and the second type input interface conversion module 230 is configured to convert a second type video source input by the second type input interface 240 into a first preset format video source and transmit the first preset format video source to the processor 110. The second type input interface conversion module 230 may be, for example, a signal relay circuit, a second type input interface DVI video input interface and an HDMI video input interface, and may include, for example, when the processor 110 runs an X86 system, the type of the video source that can be received is an HDMI video source, that is, the first preset format video source is an HDMI format video source, and the multi-type video source of the multi-type video input interface is converted into an HDMI format through the setting of the first type input interface conversion module 210, so that the media server can receive the video sources of the different types of interfaces, and conforms to more usage scenarios.

Referring to fig. 2 and 3, for example, the first type input interface conversion module 210 may include an SDI to HDMI interface circuit 211, a DP to HDMI interface circuit 212, and a VGA to HDMI interface circuit 213, wherein the SDI to HDMI interface circuit 211 may employ GS2971 and ADV7511 chips, the DP to HDMI interface circuit 212 may employ an IT6563 chip, the first type input interface 220 may include an SDI video input interface 221, a DP video input interface 222, and a VGA video input interface 223, the second type input interface conversion module 230 may be a signal relay circuit 231, the signal relay circuit may be a timeout chip, a DVI video input interface 241, and an HDMI video input interface 242. Specifically, the SDI video input interface 221 is electrically connected to the SDI to HDMI interface circuit 211, the DP video input interface 222 is electrically connected to the DP to HDMI interface circuit 212, the VGA video input interface 223 is electrically connected to the VGA to HDMI interface circuit, the DVI video input interface 241 is electrically connected to the signal relay circuit 231, and the HDMI video input interface 242 is electrically connected to the signal relay circuit 231. In a specific implementation manner of the embodiment of the present invention, the number of each video input interface on one input daughter board card 200 may include one or more video input interfaces, and certainly may also include one or more video input interface types described above, and the type and the number of the input interface conversion modules may be selected according to the setting of the video input interfaces, and may be set according to needs.

Referring to fig. 1 and 4, the output daughter board 300 includes, for example, an output interface conversion module 310 and a video output interface 320, the output daughter board 300 may be, for example, a PCB circuit board, the output interface conversion module 310 is electrically connected to the processor 110 of the main board 100, specifically, a fifth video interface connected to the processor 110 may be further disposed on the main board 100, a sixth video interface connected to the output interface conversion module 310 is further disposed on the output daughter board 300, the fifth video interface and the sixth video interface are connected by a cable, to connect the processor 110 of the main board 100 and the output interface conversion module 310 of the output sub-board 300, of course, this is merely an example, the processor 110 of the motherboard card 100 and the output interface conversion module 310 of the output daughter board card 300 may also be connected by other methods, such as connectors, cables, and the like, and the embodiment of the present invention is not limited thereto; the video output interface 320 is electrically connected to the output interface conversion module 310, the video output interface 320 may be electrically connected to the output interface conversion module 310 through a PCB trace, for example, and the output interface conversion module 310 is configured to convert a second preset format video source output by the processor 110 into a video source format corresponding to the video output interface 320 for output. For example, when the X86 system is running on the processor 110, the type of the video source output by the processor 110 is a DP video source, that is, the second preset format video source is a DP format video source, and the DP format video source is converted into the video source corresponding to the video output interface 320 by the setting of the output interface conversion module 310, so that the media server can output the video sources of different types of interfaces, which conforms to more usage scenarios. For example, the video output interface 320 may include an SDI video output interface 321, an HDMI video output interface 322, a DP video output interface 323, and a VGA video output interface 324, the output interface conversion module 310 may include a DP interface to SDI interface circuit 311, a DP interface to HDMI interface circuit 312, a DP interface to DP interface circuit 313, and a DP interface to VGA interface circuit 314, the DP interface to HDMI interface circuit may employ an LT7611 chip, the SDI video output interface 321 is electrically connected to the DP interface to SDI interface circuit 311, the HDMI video output interface 322 is electrically connected to the DP interface to HDMI interface circuit 312, the DP video output interface 323 is electrically connected to the DP interface to DP interface circuit 313, and the VGA video output interface 423 is electrically connected to the DP interface to VGA interface circuit 314. In a specific implementation manner of the embodiment of the present invention, the number of each video output interface on one output daughter board 300 may include one or more video output interfaces, and certainly may also include one or more video output interface types described above, and the type and the number of the output interface conversion modules may be selected according to the setting of the video output interfaces, and may be set according to needs.

Referring to fig. 6 and fig. 7, in a specific implementation manner of this embodiment, the media server provided in this embodiment further includes a back panel 400, where the back panel 400 may be, for example, a PCB, the back panel 400 is provided with at least one input daughter board card slot 410, at least one output daughter board card slot 420, a first motherboard card connector 430, and a second motherboard card connector 440, the back panel 400 may further include, for example, a micro control unit 450, the input daughter board card slot 410 and the output daughter board card slot 420 are electrically connected to the micro control unit 450, respectively, and the first motherboard card connector 430 and the second motherboard card connector 440 are electrically connected to the micro control unit 450, respectively. Specifically, the input daughter board card slot 410 may include, for example, an input connector (a first input connector), which may be, for example, an HDMI input connector, and the input daughter board 200 may also be provided with, for example, a first output connector corresponding to the first input connector, where the first output connector is electrically connected to the first type input interface conversion module and the second type input interface conversion module, and the input daughter board 200 is connected to the first input connector through the first output connector in a plugging manner, so as to mount the input daughter board 200 on the input daughter board card slot 410; the output daughter board card slot 420 may include, for example, an output connector (a second output connector), which may be, for example, a DP output connector, and the output daughter board 300 may also be provided with, for example, a second input connector corresponding to the second output connector, where the second input connector is electrically connected to the output interface conversion module, and the output daughter board 300 is connected to the second input connector through the second output connector in a manner of plugging the second input connector with the second output connector, so as to mount the output daughter board 300 in the output daughter board card slot 420; the first motherboard card connector 430 may be, for example, a video output interface, and specifically may be, for example, an HDMI video output interface, the motherboard card 100 may be, for example, correspondingly provided with an HDMI video input interface, the first motherboard card connector 430 is connected to the HDMI video input interface through a cable, the second motherboard card connector 440 may be, for example, a video input interface, and specifically may be, for example, a DP video input interface, the motherboard card 100 is correspondingly provided with a DP video output interface, and the second motherboard card connector 440 is connected to the DP video output interface. The micro control Unit 450 may be, for example, an MCU (micro controller Unit), in a specific embodiment of this embodiment, the micro control Unit 450 is provided with a General input/output pin, and the daughter board card type and version are formulated according to a pull-down state of the General-purpose input/output pin (GPIO), so that the connectors between the backplane 400 and the input daughter board card 200 and between the backplane and the output daughter board card 300 are prevented from being damaged during hot plug, and the hardware stability is improved. In a specific implementation manner of the embodiment of the present invention, the backplane 400 of the media server may include one or more input daughter board card slots 410 and one or more output daughter board card slots 420, the media server 400 may include one or more input daughter boards 200 and one or more output daughter boards 300, the specific number may be set according to actual requirements, the number and types of input and output interfaces of the media server are further extended, and the daughter boards may be flexibly plugged into the daughter board card slots by setting the input daughter boards 200 and the output daughter boards 300, so as to further improve the flexibility of the media server.

In summary, the media server provided in this embodiment expands the number of the video input interfaces and the video output interfaces by setting the input daughter board card and the output daughter board card, and expands the types of the video input interfaces and the video output interfaces by setting the input interface conversion module and the output interface conversion module, so that the media server has a larger number of interfaces and interface types. In addition, through the arrangement of the backboard, the media server expands more input daughter boards and output daughter boards through the input daughter board card slots and the output daughter board card slots of the backboard so as to expand more interfaces. Furthermore, the micro-processing unit on the back plate is provided with a general input/output pin, and damage under the condition of hot plugging is avoided through the arrangement of the general input/output pin.

In addition, it should be understood that the foregoing embodiments are merely exemplary illustrations of the present invention, and the technical solutions of the embodiments can be arbitrarily combined and collocated without conflict between technical features and structural contradictions, which do not violate the purpose of the present invention.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and the actual implementation may have another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A media server, comprising:

the main board card is provided with a processor;

at least one input sub-board card, be provided with on the input sub-board card:

the first type input interface conversion module is electrically connected with the main board card;

the first type input interface conversion module is used for converting a first type video source input by the first type input interface into a first preset format video source and transmitting the first preset format video source to the processor;

at least one output sub-board card, be provided with on the output sub-board card:

the output interface conversion module is electrically connected with the main board card;

and the video output interface is electrically connected with the output interface conversion module, and the output interface conversion module is used for converting a second preset format video source output by the processor into a video source format corresponding to the video output interface.

2. The media server of claim 1, wherein the input daughter board further comprises:

the second type input interface conversion module is electrically connected with the main board card;

and the second type input interface conversion module is used for converting a second type video source input by the second type input interface into a first preset format video source and transmitting the first preset format video source to the processor.

3. The media server according to claim 1 or 2, wherein the first preset format video source is an HDMI format video source.

4. The media server of claim 3, wherein the first type of video input interface comprises an SDI video input interface, a DP video input interface, and a VGA video input interface, and the first type of input interface conversion module comprises an SDI to HDMI interface circuit, a DP to HDMI interface circuit, and a VGA to HDMI interface circuit.

5. The media server of claim 2, wherein the first predetermined format video source is an HDMI format video source, the second type video input interface comprises a DVI video input interface and an HDMI video input interface, and the second type input interface conversion module comprises a signal relay circuit.

6. The media server of claim 1, wherein the second pre-defined format video source is a DP format video source.

7. The media server of claim 6, wherein the video output interface comprises an SDI video output interface, an HDMI video output interface, a DP video output interface, and a VGA video output interface, and the output interface conversion module comprises a DP interface to SDI interface circuit, a DP interface to HDMI interface circuit, a DP interface to DP interface circuit, and a DP interface to VGA interface circuit.

8. The media server of claim 1, wherein the media server further comprises: a back plate, the back plate having disposed thereon:

at least one input daughter board card slot comprising an input connector, the input daughter board card being electrically connected to the input connector to be installed in the input daughter board card slot;

the at least one output daughter board card slot comprises an output connector, and the output daughter board card is electrically connected with the output connector and is arranged in the output daughter board card slot; and

the backboard is characterized by comprising a first mainboard card connector and a second mainboard card connector, wherein the backboard is electrically connected with the mainboard card through the first mainboard card connector and the second mainboard card connector.

9. The media server of claim 8, wherein the device on the backplane has a micro-processing unit, the micro-processing unit having general purpose input/output pins.

10. The media server of claim 8, wherein the input connector is an HDMI interface connector, the output connector is a DP interface connector, the first motherboard card connector is an HDMI interface connector, and the second motherboard card connector is a DP interface connector.