CN212781864U - MXM card, mainboard structure and computer equipment that have it - Google Patents
MXM card, mainboard structure and computer equipment that have it Download PDFInfo
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- CN212781864U CN212781864U CN202021494976.6U CN202021494976U CN212781864U CN 212781864 U CN212781864 U CN 212781864U CN 202021494976 U CN202021494976 U CN 202021494976U CN 212781864 U CN212781864 U CN 212781864U
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Abstract
The utility model discloses a MXM card and have its mainboard structure and computer equipment. The utility model discloses in, the MXM card is used for connecting VPU, the MXM card includes: MXM golden finger; and the first conversion chip is in communication connection with the MXM golden finger and comprises at least 3 first interfaces, and the first conversion chip is used for converting the signals provided by the MXM golden finger into a plurality of signals corresponding to the at least 3 first interfaces. The utility model discloses an interface passageway that first conversion chip extension MXM golden finger to do benefit to and install 3 and above VPU chips on computers such as industrial computer.
Description
Technical Field
The utility model relates to a computer field, in particular to MXM card and have its mainboard structure and computer equipment.
Background
A VPU (Video Processing Unit) is a brand new core engine of a Video Processing platform, and has the capability of hard decoding and reducing the CPU load. In practical applications, VPUs are currently installed on computers through USB, MINI PCI-E connectors, m.2, etc. interface modules. However, the interface modules such as USB, MINI PCI-E connectors, and m.2 can only connect 1 or 2 VPU chips due to size limitation, and the number of connected VPU chips is small, which is inconvenient for mounting a plurality of VPU chips on a BOX PC (embedded industrial personal computer).
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a MXM card and have its mainboard structure and computer equipment, aim at solving prior art in being not convenient for install 3 and above VPU chips in the technical problem on computer equipment such as industrial computer.
In order to achieve the above object, the present invention provides an MXM card for connecting a VPU, the MXM card comprising:
MXM golden finger; and
the first conversion chip is in communication connection with the MXM golden finger and comprises at least 3 first interfaces, and the first conversion chip is used for converting signals provided by the MXM golden finger into a plurality of signals corresponding to the at least 3 first interfaces.
Optionally, the MXM gold finger is connected to the first conversion chip through 1 PCIE × 16 signal.
Optionally, each of the first interfaces is a 1-way PCIE × 1 interface.
Optionally, the MXM card further includes:
and the second conversion chip is connected to one of at least 3 first interfaces and comprises a plurality of second interfaces.
Optionally, each of the second interfaces is a 1-path PCIE × 1 interface.
Optionally, the first conversion chip and the second conversion chip are both PCIE SWITCH chips.
Furthermore, the utility model discloses still can provide a mainboard structure, include:
the PCB board is provided with a connecting surface;
the MXM card is arranged on the connecting surface of the PCB; and
a plurality of VPUs connected to the MXM cards.
Optionally, the VPU is a Movidius VPU.
Optionally, the insertion directions of the first interface and the second interface of the MXM card are both parallel to the connection surface of the PCB.
Furthermore, the utility model discloses still can provide a computer equipment, include as before the mainboard structure.
The utility model discloses technical scheme provides an MXM card is including MXM golden finger and first conversion chip, the utility model discloses a first conversion chip carries out the interface extension to the MXM golden finger to further extend 3 at least first interfaces on the basis of the great advantage of size that MXM itself has, thereby make the utility model discloses an MXM card can insert 3 and above VPU, so that install more VPU on the PCB board, thereby do benefit to and use on the limited industrial computer of installation space such as miniature BOX PC.
The utility model provides a mainboard structure and computer equipment also have above effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first embodiment of an MXM card of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the MXM card of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | MXM |
400 | |
| 200 | |
500 | |
| 300 | VPU |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
A VPU (Video Processing Unit) is a brand new core engine of a Video Processing platform, and has the capability of hard decoding and reducing the CPU load. In addition, the VPU can reduce server load and consumption of network bandwidth. In practical applications, the Movidius VPU is a preferred vision processing unit, which has high-speed vision computing performance, and can process camera pictures, computer vision, and deep learning in real time. In practical application, the current interface products based on the Movidius VPU include interface modules such as USB, MINI PCIE, m.2, and standard PCIE. However, the interface modules of USB, MINI PCIE, and m.2 can only connect 1 to 2 VPU chips due to size limitation, and the number is small. It is inconvenient to install a plurality of VPUs on an industrial personal computer with a limited installation space. The standard PCIE card is inserted vertically, so that the whole height of the mainboard is higher after VPU is inserted, and the application of the standard PCIE card in small-sized BOX PC and the like is limited.
In order to solve the problem, the utility model provides a MXM card, this MXM card are including MXM golden finger and first conversion chip, the utility model discloses a first conversion chip carries out the interface extension to the MXM golden finger to further extend a plurality of VPU interfaces on the basis of the great advantage of size that MXM card itself has, thereby make the utility model discloses a MXM card can insert more VPUs, so that install a plurality of VPUs on the PCB board, thereby do benefit to and use on the limited industrial computer of installation space such as miniature BOX PC.
The inventive concept of the present invention will be further explained with reference to the drawings and the specific embodiments.
The utility model discloses an MXM card of embodiment for connect VPU. Referring to fig. 1, in a first embodiment of the MXM card of the present invention, the MXM card includes:
MXM golden finger 100; and the number of the first and second groups,
the first conversion chip 200 is in communication connection with the MXM golden finger 100, the first conversion chip 200 includes at least 3 first interfaces, and the first conversion chip 200 is configured to convert a signal provided by the MXM golden finger into a plurality of signals corresponding to the at least 3 first interfaces.
Specifically, in the present embodiment, the MXM gold finger 100 provides a set of PCIE signals to the first conversion chip 200, and the first conversion chip 200 includes at least 3 first interfaces, that is, the first conversion chip 200 converts the set of PCIE signals into a plurality of signals corresponding to the at least 3 first interfaces. The first interface is used to connect a PCIE device, and in this embodiment, is used to connect the VPU 300.
Compared with the conventional cases where the interface modules such as USB, MINI PCIE, and m.2 are difficult to connect to multiple VPUs 300 because of size limitation, the MXM card provided in this embodiment expands a set of PCIE signals of the MXM gold finger into multiple PCIE signals to at least 3 first interfaces through the first conversion chip 200 communicatively connected to the MXM gold finger 100 on the basis of a large size, thereby achieving the technical effect of connecting at least 3 VPUs 300 to one MXM card. So that the VPU300 of grade 3 and above can be conveniently installed on a PCB, thereby being beneficial to being applied to an industrial personal computer with limited installation space, such as a small BOX PC.
Referring to fig. 1, as an option of this embodiment, the MXM gold finger 100 is connected to the first conversion chip 200 through 1 PCIE × 16 signal.
Referring to fig. 1, as an option of this embodiment, each of the interfaces is a 1-way PCIE × 1 interface.
Further, referring to fig. 2, in a second embodiment of the MXM card of the present invention, the MXM card further includes:
a second conversion chip 400, wherein the second conversion chip 400 is connected to one of the plurality of first interfaces, and the second conversion chip 400 includes a plurality of second interfaces.
Specifically, in the present embodiment, by using two conversion chips, a set of PCIE signals provided by the MXM gold finger 100 is first input to the first conversion chip 200, and the input set of PCIE × 16 signals is expanded to N by the conversion function of the first conversion chip 2001The PCIE signals are grouped. Then the N is added1One of the PCIE signals in the groupThe set of PCIE signals are input to the second conversion chip 400 again, and another plurality of sets of PCIE signals are transmitted to the interface on the first conversion chip 200, so that more external functions can be implemented, including but not limited to the PCIE devices 500 such as VPU and wireless network card. By the conversion function of the second conversion chip 400, a set of input PCIE signals is expanded to N2The PCIE multiplied by 1 signal of the group is transmitted to a plurality of second interfaces, and the information channel of the MXM golden finger 100 in the whole MXM card is expanded to N1+N 21, thereby further expanding the number of interfaces of the MXM cards, so that a plurality of PCIE devices, such as VPU300, can be connected.
Each of the second interfaces is a 1-path PCIE × 1 interface.
As an option of this embodiment, the first conversion chip and the second conversion chip are both PCIE SWITCH chips.
Specifically, in the first embodiment, on the basis of the MXM card with a larger size, the MXM card provided in this embodiment expands a set of PCIE signals of the MXM finger into multiple PCIE signals to at least 3 first interfaces by using one PCIE SWITCH chip communicatively connected to the MXM finger 100, thereby achieving the technical effect of connecting at least 3 VPUs 300 to one MXM card. Therefore, the VPUs 300 can be conveniently installed on a PCB, and the method is favorable for application to small industrial personal computers with limited installation space, such as BOX PCs.
In the second embodiment, when two PCIE SWITCH chips are used in the present embodiment, a set of PCIE signals provided by the MXM gold finger 100 is first input to the first PCIE SWITCH chip, and the input set of PCIE × 16 signals is expanded to N through the conversion of the first PCIE SWITCH chip1The PCIE signals are grouped. Then the N is added1One of the PCIE signals in the PCIE groups is input to the second PCIE SWITCH chip again, and the other PCIE signals are transmitted to the first interface on the first PCIE SWITCH chip, so that more external functions can be implemented, including but not limited to a VPU, a wireless network card, and other PCIE devices 500. The input set of PCIE signals is expanded into N through the conversion action of the second PCIE SWITCH chip2Transmitting the PCIE multiplied by 1 signal to a plurality of second interfaces, and transmitting the MXM golden hand in the whole MXM cardThe information channel of finger 100 is extended to N1+N 21, thereby further expanding the number of interfaces of the MXM cards, so that a plurality of PCIE devices, such as VPU300, can be connected.
Furthermore, the embodiment of the utility model provides a still provide a mainboard structure, include:
the PCB board is provided with a connecting surface;
the MXM card is arranged on the connecting surface of the PCB; and the number of the first and second groups,
a plurality of VPUs connected to the MXM cards.
Specifically, the specific structure of the MXM card refers to the above embodiments, and since the MXM card adopts all technical solutions of all the above embodiments, at least all beneficial effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated here.
As an option of this embodiment, the VPU is a Movidius VPU.
Optionally, the insertion directions of the first interface and the second interface of the MXM card are both parallel to the connection surface of the PCB. Specifically, in the present embodiment, the MXM card is horizontal and can be stacked on the PCB. Compared with the existing vertical-insertion standard PCIE card, the mainboard structure provided by the embodiment enables the overall height of the mainboard to be lower after the VPU is inserted, thereby being beneficial to being used on small-sized BOX PC equipment.
Furthermore, the utility model also provides a computer equipment, include as before the mainboard structure. Specifically, the specific structure of the motherboard structure refers to the above embodiments, and since the MXM card adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
It is easy to understand that the computer device of the present embodiment may be an embedded industrial personal computer, such as a BOX PC.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. An MXM card for interfacing with a VPU, the MXM card comprising:
MXM golden finger; and
the first conversion chip is in communication connection with the MXM golden finger and comprises at least 3 first interfaces, and the first conversion chip is used for converting signals provided by the MXM golden finger into a plurality of signals corresponding to the at least 3 first interfaces.
2. The MXM card of claim 1, wherein the MXM golden finger is connected to the first conversion chip via a 1-way PCIE x 16 signal.
3. The MXM card of claim 2, wherein each of the first interfaces is a 1-way PCIE x 1 interface.
4. The MXM card of claim 1, further comprising:
and the second conversion chip is connected to one of at least 3 first interfaces and comprises a plurality of second interfaces.
5. The MXM card of claim 4, wherein each of the second interfaces is a 1-way PCIE x 1 interface.
6. The MXM card of claim 4 or 5, wherein the first conversion chip and the second conversion chip are both PCIE SWITCH chips.
7. A motherboard structure, comprising:
the PCB board is provided with a connecting surface;
an MXM card as claimed in any one of claims 1 to 6, disposed at a connection face of the PCB board; and
a plurality of VPUs connected to the MXM cards.
8. The motherboard structure as recited in claim 7 wherein the VPU is a Movidius VPU.
9. The motherboard structure as claimed in claim 7, wherein the first interface and the second interface of the MXM card are inserted in directions parallel to the connection face of the PCB board.
10. A computer device comprising a motherboard structure as claimed in any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021494976.6U CN212781864U (en) | 2020-07-23 | 2020-07-23 | MXM card, mainboard structure and computer equipment that have it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021494976.6U CN212781864U (en) | 2020-07-23 | 2020-07-23 | MXM card, mainboard structure and computer equipment that have it |
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| Publication Number | Publication Date |
|---|---|
| CN212781864U true CN212781864U (en) | 2021-03-23 |
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| CN202021494976.6U Active CN212781864U (en) | 2020-07-23 | 2020-07-23 | MXM card, mainboard structure and computer equipment that have it |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116956806A (en) * | 2023-09-18 | 2023-10-27 | 北京傲星科技有限公司 | Exchange board card based on mobile high-speed serial computer expansion bus standard module |
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2020
- 2020-07-23 CN CN202021494976.6U patent/CN212781864U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116956806A (en) * | 2023-09-18 | 2023-10-27 | 北京傲星科技有限公司 | Exchange board card based on mobile high-speed serial computer expansion bus standard module |
| CN116956806B (en) * | 2023-09-18 | 2023-12-05 | 北京傲星科技有限公司 | Exchange board card based on mobile high-speed serial computer expansion bus standard module |
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