CN207182184U - Display card expansion board and host and computing equipment applying same - Google Patents
Display card expansion board and host and computing equipment applying same Download PDFInfo
- Publication number
- CN207182184U CN207182184U CN201721088787.7U CN201721088787U CN207182184U CN 207182184 U CN207182184 U CN 207182184U CN 201721088787 U CN201721088787 U CN 201721088787U CN 207182184 U CN207182184 U CN 207182184U
- Authority
- CN
- China
- Prior art keywords
- video card
- power supply
- expansion board
- bus protocol
- power
- Prior art date
- 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.)
- Active
Links
- 238000006243 chemical reaction Methods 0.000 claims description 39
- 230000008054 signal transmission Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 230000001934 delay Effects 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Power Sources (AREA)
Abstract
Display card expansion board and use its host computer, computing device, wherein the display card expansion board includes bus protocol interface, clock extension unit, bus protocol signal extension unit, power switching control unit and two at least display card slots, wherein: the bus protocol interface is accessed to the mainboard to receive a bus protocol signal; at least two display card slots for inserting display cards; the clock extension unit transmits a control signal in the bus protocol signal to at least two display card slots; the bus protocol signal extension unit transmits differential data signals in the bus protocol signals to at least two display card slots; and the power supply switching control unit is connected with the power supply of the server so as to supply power to the at least two display card slots. The power is supplied by a common server power supply with high power, and an ATX power supply with low power does not need to be added; the bus protocol interface receives bus protocol signals of the mainboard to execute normal work, so that a plurality of display card slots can be arranged as required, customization is not needed, the structure is simple, and the price is low.
Description
Technical field
The disclosure belongs to computer equipment technical field, relate more specifically to a kind of video card expansion board and application its main frame,
Computing device.
Background technology
CPU (central processing unit) is made up of the several cores for aiming at order serial process and optimizing, and GPU (video card, is regarded
Feel processor) then possess one by thousands of smaller, more efficient cores (aim at while handle multitask and design)
The Large-scale parallel computing framework of composition.GPU speed-up computations can shift the workload of the computation-intensive part of application program
To GPU, while remaining program codes are still run by CPU, so as to improve data processing speed.GPU speed-up computations ability can lead to
The GPU using higher performance is crossed, increases greater number of GPU to improve.But mainboard currently on the market, due to structure, radiating
Limited with power supply, two GPU cards may only be inserted mostly, then need to be extended GPU, existing common GPU expansion schemes include：
1st, mainboard is customized, so as to increase GPU slots；But the customed product cycle length of mainboard is customized, price is high, and CPU
Performance is fixed, even if inserting multiple GPU by increasing GPU slots, it is also possible to can make it that some applications are limited.
2nd, using general mainboard, by way of bus protocol (PCIE) extended line, GPU quantity is increased, but due to logical
With the PCIE slot limited amounts of mainboard, and in order to solve powerup issue, it usually needs the full payload of increase ATX power supplys so that
Whole system price is high.
Utility model content
Based on problem above, the main purpose of the disclosure is to propose a kind of video card expansion board and main frame, meter using it
Equipment is calculated, for solving at least one of above technical problem.
To achieve these goals, as an aspect of this disclosure, a kind of video card expansion board is proposed, including：Bus is assisted
Interface, power supply switch unit and at least two card slots are discussed, wherein：Bus protocol interface, it accesses mainboard, to receive bus
Protocol signal；At least two card slots, insert video card respectively；Power supply switch unit, it is aobvious with server power supply and at least two
Card slot is electrically connected with, and its voltage conversion for providing server is provided at least two card slots for single magnitude of voltage and supplied
Electricity.
In some embodiments of the present disclosure, above-mentioned video card expansion board also includes：Temperature sensor；Radiator fan；And
Radiating control unit, is connected with temperature sensor and radiator fan, the video card that radiating control unit senses according to temperature sensor
The temperature of expansion board, control radiator fan are radiated.
In some embodiments of the present disclosure, above-mentioned power supply switch unit is additionally operable to control the power supply to each in video card
Time.
In some embodiments of the present disclosure, above-mentioned power supply switch unit is by controlling the power-on time of each in video card
Delay, each for making in video card opens successively.
In some embodiments of the present disclosure, above-mentioned mainboard by bus protocol subcard, by bus protocol signal from its from
The card slot of band is drawn, so that during bus protocol interface access host, transmits bus protocol signal.
In some embodiments of the present disclosure, above-mentioned power supply switch unit is using metal-oxide-semiconductor switching mode or the side of relay
Formula gives at least two card slots the video card power supply inserted.
In some embodiments of the present disclosure, above-mentioned video card expansion board also includes：Power conversion unit, with server power supply
Connection；First power output plug, is connected with power conversion unit, for access main board power supply；Second source output is inserted
Head, it is connected with power conversion unit, for being powered to the hard disk for being connected to access host.
In some embodiments of the present disclosure, above-mentioned power conversion unit includes ATX power conversion chips；First power supply is defeated
Going out plug includes the pin power output plugs of ATX 24 and the pin power output plugs of ATX 4；Second source output plug includes SATA
4 pin power output plugs.
In some embodiments of the present disclosure, above-mentioned power conversion unit passes through RC delays time to control or complex programmable logic
Device is controlled, and ATX power conversion chips are controlled, to change out standard ATX power supplys by ATX timing requirements, for connecing
Enter mainboard and hard disk power supply.
In some embodiments of the present disclosure, above-mentioned bus protocol interface accesses mainboard by cable；And/or pass through height
Fast signal transmssion line accesses mainboard；High-speed signal transmission lines include SAS lines or USB line.
In some embodiments of the present disclosure, above-mentioned video card expansion board also includes：Clock expanding element, for bus to be assisted
Control signal in view signal is transmitted at least two card slots；Bus protocol signal expanding element, for by bus protocol
Differential data signals in signal are transmitted at least two card slots.
In some embodiments of the present disclosure, above-mentioned clock expanding element includes at least one clock extended chip；Bus
Protocol signal expanding element includes at least one bus protocol extended chip.
To achieve these goals, as another aspect of the disclosure, a kind of main frame is proposed, including：Server power supply,
Mainboard, hard disk and above-mentioned video card expansion board, wherein：Mainboard accesses the bus protocol interface of video card expansion board；Hard disk and mainboard
Connection；Server power supply is connected with the power supply switch unit of video card expansion board, for the video card power supply inserted to video card expansion board.
In some embodiments of the present disclosure, the video card expansion board of above-mentioned main frame also includes：Power conversion unit, with service
Device power supply connects；First power output plug, is connected with power conversion unit and mainboard, to pass through first power output plug
To main board power supply；Second source output plug, is connected with power conversion unit and hard disk, to pass through the second source output plug
Powered to hard disk.
To achieve these goals, the another aspect as the disclosure, a kind of computing device, including above-mentioned master are proposed
Machine.
The video card expansion board and apply its main frame, computing device that the disclosure proposes, have the advantages that：
1st, the video card expansion board of the disclosure, powered by the high preferred server power supply of power, without increasing low-power
ATX power supplys；By the bus protocol signal of bus protocol interface mainboard to perform normal work, therefore can set as needed
Multiple card slots are put, it is simple in construction without customization, it is cheap；
2nd, server power supply is from single powerful power supply general on the market, therefore can further reduce knot and form
This；Video card is opened by changing the delay times of different video cards, can reduce multiple video cards loads by power supply switch unit successively
Dash current when opening simultaneously, reduces the demand to input power；
3rd, power conversion unit and power output plug are also integrated with video card expansion board, so as to be mainboard, CPU and hard disk
Deng the ATX power supplys of supply standard, without extra power supply, multiple power supplys feelings that device caused by ground is not burned out altogether are avoided
Shape；
4th, radiator fan is separately provided for video card expansion board, and the work of radiator fan is controlled by radiating control unit
Make, can timely discharge the heat production in the video card course of work, so as to improve the service life of video card, improve host performance；
5th, because mainboard is by bus protocol subcard, bus protocol signal extraction that bus protocol signal is carried from it,
So that bus protocol signal is transmitted to video card expansion board, it is therefore not necessary to driving be write, in the i.e. recognizable video card expansion board of mainboard
Card slot, therefore, the main machine structure of the disclosure are simple, and operation is convenient.
Brief description of the drawings
Fig. 1 is the annexation figure that the video card expansion board that the embodiment of the disclosure one proposes is applied in main frame；
Fig. 2 is the structural representation for the video card expansion board that the embodiment of the disclosure one proposes；
Fig. 3 is the structured flowchart of the part-structure for the main frame that the embodiment of the disclosure one proposes.
Embodiment
For the purpose, technical scheme and advantage of the disclosure are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the disclosure is described in further detail.
The disclosure proposes a kind of video card expansion board, including：Bus protocol interface, power supply switch unit and at least two video cards
Slot, wherein：Bus protocol interface, it accesses mainboard, to receive bus protocol signal；At least two card slots, are inserted respectively
Enter video card；Power supply switch unit, it is electrically connected with server power supply and at least two card slots, its electricity that server is provided
Pressure is converted to single magnitude of voltage and provided to the power supply of at least two card slots.
Wherein, mainboard is specifically by bus protocol (IPCE) subcard, bus protocol signal from primary card slot (i.e.
Set in main frame) in draw, then by high-speed signal transmission lines access bus protocol interface, so as to transmit bus protocol signal
Give video card expansion board.
Therefore, the video card expansion board of the disclosure, powered by the high preferred server power supply of power, without increasing ATX electricity
The full payload in source；By the bus protocol signal of bus protocol interface mainboard to perform normal work, therefore can be according to need
Multiple card slots are set, it is simple in construction without customization, it is cheap.
In some embodiments of the present disclosure, above-mentioned video card expansion board also includes：Clock expanding element, for bus to be assisted
Control signal in view signal is transmitted at least two card slots；Bus protocol signal expanding element, for by bus protocol
Differential data signals in signal are transmitted at least two card slots.Therefore, the high-speed bus agreement in bus protocol signal
Differential data signals are transmitted to bus protocol signal expanding element, and high-speed bus agreement differential clocks and RST, WAKE# etc. are total
Wire protocol control signal is then transmitted to clock expanding element.High-speed signal transmission lines therein can actually use SAS lines, USB
The cables such as line.
In some embodiments of the present disclosure, the output voltage of above-mentioned server power supply is single magnitude of voltage；It is such as optional
With single high-power 12V general on the market power supply, therefore it can further reduce infrastructure cost.
In some embodiments of the present disclosure, above-mentioned video card expansion board, in addition to temperature sensor, radiator fan and radiating
Control unit, the temperature for the video card expansion board that radiating control unit senses according to temperature sensor, control radiator fan are dissipated
Heat.By being separately provided radiator fan for video card expansion board, and the work of radiator fan, energy are controlled by radiating control unit
Enough heat production timely discharged in the video card course of work, so as to improve the service life of video card, improve host performance.Need to illustrate
, the present embodiment is not defined to the concrete structure and control method of radiator fan and radiating control unit, every energy
Enough realize that the radiator fan of above-mentioned function and radiating control unit belong to the protection domain of the present embodiment.
In some embodiments of the present disclosure, above-mentioned clock expanding element includes at least one clock extended chip；Bus
Protocol signal expanding element includes at least one bus protocol extended chip.One clock extended chip and a bus protocol expand
Chip is opened up according to its performance, available for one or more video card transmission signals.
In some embodiments of the present disclosure, for example, power supply switch unit can use metal-oxide-semiconductor switching mode or relay
Mode gives at least one card slot the video card power supply inserted；Power supply switch unit is additionally operable to control to each in video card
Power-on time；Such as above-mentioned power supply switch unit is made in video card by controlling the delay of the power-on time of each in video card
Each is opened successively；The delay time powered by changing different video cards is difference, can load video card and open successively, from
And multiple video cards while the large impact electric current opened can be avoided, reduce to the high performance demand of input power.
In some disclosed embodiments, above-mentioned mainboard is carried bus protocol signal from it by bus protocol subcard
Bus protocol signal draw so that during bus protocol interface access host, receive the bus protocol signal.Therefore due to total
Wire protocol is by mainboard basic-level support, so driving need not be write again, mainboard can be extended with Direct Recognition video card expansion board
The card slot gone out, when video card is inserted into card slot, mainboard can be with Direct Recognition to these video cards after starting so that including
Its main machine structure is simple, and operation is convenient.
In some embodiments of the present disclosure, above-mentioned video card expansion board, in addition to：Power conversion unit, with server electricity
Source connects；First power output plug, is connected with power conversion unit, for access main board power supply；Second source exports
Plug, it is connected with power conversion unit, for being powered to the hard disk for being connected to access host；So as to use single server
Power supply, you can while solve the powerup issue of video card expansion board, mainboard, hard disk etc., when can also avoid multiple power supplys power supplies, due to
The situation that device caused by ground is not burned out altogether.
For example, above-mentioned power conversion unit may include ATX power conversion chips；First power output plug includes ATX 24
Pin power output plug and the pin power output plugs of ATX 4；Second source output plug includes the pin power output plugs of SATA 4.
Then, such as above-mentioned power conversion unit can be controlled by RC delays time to control or CPLD (CPLD)
System, is controlled to the ATX power conversion chips, to change out the standards such as+5V ,+3.3V ,+5V_SB by ATX timing requirements
ATX power supplys, for being powered to access mainboard and hard disk.
According to video card expansion board disclosed above, the disclosure also proposes a kind of main frame, including server power supply, mainboard, hard
Disk and above-mentioned video card expansion board, wherein：Mainboard accesses the bus protocol interface of video card expansion board；Hard disk is connected with mainboard；Clothes
Business device power supply is connected with the power supply switch unit of video card expansion board, for the video card power supply inserted to video card expansion board.
In some embodiments of the present disclosure, the video card expansion board of above-mentioned main frame also includes：Power conversion unit, with service
Device power supply connects；First power output plug, is connected with power conversion unit and mainboard, to pass through first power output plug
To main board power supply；Second source output plug, is connected with power conversion unit and hard disk, to pass through the second source output plug
Powered to hard disk.
Main frame disclosed above, can be applied to computer realm, as the main frame of computing device, to improve the computing device
Performance.
Below by way of specific embodiment, the video card expansion board that is proposed to the disclosure and enter using its main frame, computing device
Row is described in detail.
Embodiment
To solve the problems such as power supply during the multiple video cards of use, radiating, the present embodiment comes real by using video card expansion board
It is existing.The power supply of specific video card expansion board selects general server power supply (single high-power 12V), and it is (total by PCIE
Wire protocol) extended chip expands multiple card slots to insert video card.As shown in figure 1, between video card expansion board and mainboard
Connection, including signal wire and power line；Signal wire is to transmit PCIE high-speed-differentials by high speed connecting line (SAS lines, USB line) to believe
Number and PCIE control signals.Video card expansion board provides reference power supply by ATX power lines to mainboard.
As shown in Fig. 2 the chief component of video card expansion board includes bus protocol interface, ATX power conversion units, electricity
Source switch unit, radiator fan, temperature sensor and radiating control unit (not shown), PCIE signal expanding element, when
Clock expanding element and some card slots.
Wherein, 12V single power supplies are provided to video card expansion board by power line incorporated by reference to Fig. 2 and Fig. 3, server power supply；
Video card expansion board controls the DC-DC power source conversion chip of ATX power conversion units using RC delays time to control or CPLD etc., according to
ATX timing requirements change out the ATX power supplys of the standards such as+5V ,+3.3V ,+5V_SB.The pin power output plugs of ATX 24 and ATX 4
Pin power output plug is connected with ATX power conversion units, and by 24 pins and 4 pin ATX power lines of insertion to main board power supply；
The pin power output plugs of SATA 4 are connected with ATX power conversion units, and are powered by SATA4 pins power line to SATA hard disc.
During specific works, mainboard transmits start enable signal PON#, video card by ATX24 pins power line to video card expansion board
In expansion board ATX power conversion units work, video card expansion board by 24 pins and 4 pin ATX power lines to main board power supply, and
The signal POK working properly of ATX converting units is transmitted so as to solving the powerup issue of mainboard.Video card expansion board passes through the pins of SATA 4
Power line is powered to SATA hard disc, so as to solve the powerup issue of SATA hard disc.
The power supply switch unit of video card expansion board controls 12V inputs to each by way of metal-oxide-semiconductor switching or relay
Individual video card is powered；And by changing different delay times, video card (GPU) load is opened successively, so as to reduce
The dash current of multiple GPU loads, reduces the demand to input power.
Mainboard draws PCIE signal from primary PCIE slots, then pass through high-speed signal transmission lines by PCIE subcards
(such as SAS lines or USB line) is connected to video card expansion board；The high speed signal includes high-speed PCI E differential data signals, high speed
The PCIE control signals such as PCIE differential clocks and RST, WAKE#；The PCIE signal received is passed through bus by video card expansion board
The PCIE extended chips of protocol signal expanding element and the clock extended chip of clock expanding element distribute to multiple card slots
The video card of insertion.Because PCIE agreements are by mainboard basic-level support, so driving need not be write again, mainboard can directly be known
Not these card slots expanded.When video card is inserted into card slot, mainboard can be aobvious to these with Direct Recognition after starting
Card.
Particular embodiments described above, purpose, technical scheme and beneficial effect disclosed in the disclosure are carried out entering one
Step describes in detail, it should be understood that and the specific embodiment of the disclosure is the foregoing is only, is not limited to the disclosure,
All spirit in the disclosure any modification, equivalent substitution and improvements done etc., should be included in the disclosure with principle
Within protection domain.
Claims (15)
1. a kind of video card expansion board, including：Bus protocol interface, power supply switch unit and at least two card slots, wherein：
Bus protocol interface, it accesses mainboard, to receive bus protocol signal；
At least two card slots, insert video card respectively；
Power supply switch unit, it is electrically connected with server power supply and at least two card slot, it provides server
Voltage conversion is provided at least two card slot for single magnitude of voltage and powered.
2. video card expansion board according to claim 1, in addition to：
Temperature sensor；
Radiator fan；And
Radiating control unit, it is connected with the temperature sensor and the radiator fan, radiating control unit is according to the temperature
The temperature of the video card expansion board of sensor sensing, controls the radiator fan to be radiated.
3. video card expansion board according to claim 1, wherein, the power supply switch unit is additionally operable to control to the video card
In the power-on time of each.
4. video card expansion board according to claim 3, wherein, the power supply switch unit is every in the video card by controlling
The delay of the power-on time of one, each for making in the video card are opened successively.
5. video card expansion board according to claim 1, wherein, the mainboard is by bus protocol subcard, by bus protocol
Signal is drawn from its card slot carried, so that during bus protocol interface access host, transmits the bus protocol signal.
6. video card expansion board according to claim 1, wherein, the power supply switch unit using metal-oxide-semiconductor switching mode or
The mode of relay gives at least two card slot video card power supply inserted.
7. video card expansion board according to claim 1, in addition to：
Power conversion unit, it is connected with the server power supply；
First power output plug, it is connected with the power conversion unit, for the access main board power supply；
Second source output plug, it is connected with the power conversion unit, for the hard disk for being connected to the access host
Power supply.
8. video card expansion board according to claim 7, wherein：
The power conversion unit includes ATX power conversion chips；
First power output plug includes the pin power output plugs of ATX 24 and the pin power output plugs of ATX 4；
The second source output plug includes SATA4 pin power output plugs.
9. video card expansion board according to claim 8, wherein, the power conversion unit passes through RC delays time to control or complexity
PLD controls, and the ATX power conversion chips is controlled, to change out standard ATX by ATX timing requirements
Power supply, for being powered to the access mainboard and the hard disk.
10. video card expansion board according to claim 1, wherein, the bus protocol interface accesses mainboard by cable；
And/or access mainboard by high-speed signal transmission lines；The high-speed signal transmission lines include SAS lines or USB line.
11. video card expansion board according to claim 1, in addition to：
Clock expanding element, inserted for the control signal in the bus protocol signal to be transmitted at least two video card
Groove；
Bus protocol signal expanding element, for by the differential data signals in the bus protocol signal transmit to it is described at least
Two card slots.
12. video card expansion board according to claim 11, wherein：
The clock expanding element includes at least one clock extended chip；
The bus protocol signal expanding element includes at least one bus protocol extended chip.
13. a kind of main frame, including：Video card any one of server power supply, mainboard, hard disk and claim 1 to 12 expands
Panel, wherein：
The mainboard accesses the bus protocol interface of the video card expansion board；
The hard disk is connected with the mainboard；
The server power supply is connected with the power supply switch unit of the video card expansion board, for being inserted to the video card expansion board
Video card power supply.
14. main frame according to claim 13, wherein, the video card expansion board also includes：
Power conversion unit, it is connected with the server power supply；
First power output plug, it is connected with the power conversion unit and the mainboard, is inserted with being exported by first power supply
Head is to the main board power supply；
Second source output plug, be connected with the power conversion unit and hard disk, with by the second source output plug to
The hard disk power supply.
15. a kind of computing device, including：Main frame any one of claim 13 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721088787.7U CN207182184U (en) | 2017-08-28 | 2017-08-28 | Display card expansion board and host and computing equipment applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721088787.7U CN207182184U (en) | 2017-08-28 | 2017-08-28 | Display card expansion board and host and computing equipment applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207182184U true CN207182184U (en) | 2018-04-03 |
Family
ID=61739313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721088787.7U Active CN207182184U (en) | 2017-08-28 | 2017-08-28 | Display card expansion board and host and computing equipment applying same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207182184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108984452A (en) * | 2018-07-06 | 2018-12-11 | 郑州云海信息技术有限公司 | A kind of GPU server and its expansion system |
-
2017
- 2017-08-28 CN CN201721088787.7U patent/CN207182184U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108984452A (en) * | 2018-07-06 | 2018-12-11 | 郑州云海信息技术有限公司 | A kind of GPU server and its expansion system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107463224A (en) | Display card expansion board and host and computing equipment applying same | |
| CN109189203A (en) | Server power saving apparatus and its power-saving method | |
| CN202421950U (en) | External expanding unit for PCI (Peripheral Component Interconnect) bus board cards | |
| CN101937326A (en) | Multi-CPU parallel video processing system, cascade system and method thereof | |
| CN204719749U (en) | Computer module | |
| CN110968352B (en) | Reset system and server system of PCIE equipment | |
| CN109032548A (en) | It is a kind of that switching architecture is locally displayed based on Loongson server | |
| CN108664440A (en) | Interface server and cabinet | |
| CN207182184U (en) | Display card expansion board and host and computing equipment applying same | |
| CN102880235B (en) | Single-board computer based on loongson 2F central processing unit (CPU) as well as reset management and using method of single-board computer | |
| CN201503569U (en) | South bridge chip power supply circuit | |
| CN112069121A (en) | MCU control GPU server Switch board system and control method | |
| CN102707781A (en) | Shutdown and reset system and method of mainboard software | |
| CN108762456A (en) | A kind of rack-mount server construction for electricity and its implementation | |
| CN107908585A (en) | A kind of PCIE BOX plates for surpassing calculation function with PCIe card and GPU | |
| CN111104696B (en) | Multi-path safety element cluster board card | |
| CN207367196U (en) | A kind of Portable computer main board and portable computer based on Feiteng processor | |
| CN216352292U (en) | Server mainboard and server | |
| CN103218334A (en) | Computer peripheral cascade device based on USB (Universal Serial Bus) and RS485 bus | |
| CN201812284U (en) | Memory interface | |
| CN211375594U (en) | Interface extension mechanism based on SW421 treater | |
| CN204331704U (en) | The multi-display system that many video card combinations drive | |
| CN208705878U (en) | Module based on AM5728 framework and the device based on AM5728 framework | |
| CN101859307A (en) | Keyboard-screen-mouse switcher, computer system and file searching method | |
| CN103035035B (en) | Automatic fare collection system main control unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |