CN218158867U

CN218158867U - Display card device and computer equipment

Info

Publication number: CN218158867U
Application number: CN202221815540.1U
Authority: CN
Inventors: 胡清贵; 刘文杰; 赵彦东; 谭磊
Original assignee: Hunan Hanbowei Microelectronic Technology Co ltd
Current assignee: Hunan Hanbowei Microelectronic Technology Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-12-27
Anticipated expiration: 2032-07-13

Abstract

The application relates to a display card device and computer equipment, which comprises a processor, a storage component, an interface switching element, a signal conversion component and an interface expansion component, wherein the interface expansion component comprises more than two types of interfaces; the processor is connected with the storage assembly, the interface switching element is connected with the processor and the interface extension assembly, the interface switching element is further connected with the interface extension assembly through the signal conversion assembly, the processor is connected with the interface extension assembly through the signal conversion assembly, and the processor is further directly connected with the interface extension assembly. Because the interface extension assembly comprises various display interfaces and communication interfaces and transmits the data of the processor and the signal conversion assembly with the outside, the interface extension of the display card device in different application scenes after being used for a computer can be effectively realized, the daily use requirement of a user is met, the MXM3.0 standard specification is met, the generalization and high compatibility are realized, and the high reliability is ensured.

Description

Display card device and computer equipment

Technical Field

The present application relates to the field of integrated circuit technologies, and in particular, to a graphics card apparatus and a computer device.

Background

Along with the development of science and technology, computers are becoming indispensable electronic products, and are widely applied to daily work and entertainment life of people. The display card device is an important component of the computer equipment and can output display information to the display equipment for display.

With the continuous development of computer equipment, the application scenarios of the display card device based on the MXM3.0 specification are also more and more complex, such as desktop computers, all-in-one machines, ruggedized notebooks, various terminal and server products, and the like. Even in some special industries, the graphics card apparatus needs to output various types of display signals to meet the requirements. However, at present, due to the limitations of the technical level, the production process, and other factors, the type and the number of the interfaces that can be output by the MXM 3.0-based autonomous controllable graphics card device are single, and it is difficult to meet the daily use requirements of users.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a graphics card device and a computer apparatus for solving the problem that the type and the number of the interfaces that can be output by the graphics card device based on the MXM3.0 specification are single.

A graphics card apparatus, comprising: the interface extension module comprises more than two types of interfaces;

the processor is connected with the storage assembly, the interface switching element is connected with the processor and the interface extension assembly, the interface switching element is further connected with the interface extension assembly through the signal conversion assembly, the processor is connected with the interface extension assembly through the signal conversion assembly, and the processor is further directly connected with the interface extension assembly.

In one embodiment, the interface extension component comprises a PCIE interface, an eDP/DP interface, a VGA interface, an HDMI/DVI interface, an LVDS interface and an I2C interface;

the interface switching element is connected with the eDP/DP interface, the interface switching element is further connected with the LVDS interface through the signal conversion assembly, the processor is connected with the VGA interface and the HDMI/DVI interface through the signal conversion assembly, and the processor is further directly connected with the PCIE interface and the I2C interface.

In one embodiment, the processor is a Feiteng X100 nest of sheets.

In one embodiment, the signal conversion component comprises an HDMI/DVI/VGA conversion chip, an LVDS conversion chip and an HDMI conversion chip;

the Feiteng X100 set is connected with the VGA interface and the HDMI/DVI interface through the HDMI/DVI/VGA conversion chip, the interface switching element is connected with the LVDS interface through the LVDS conversion chip, and the Feiteng X100 set is also connected with the HDMI/DVI interface through the HDMI conversion chip.

In one embodiment, the HDMI/DVI/VGA conversion chip is a Longxun LT8712EXI chip, and the HDMI/DVI interface comprises a first HDMI/DVI interface and a second HDMI/DVI interface;

the Feiteng X100 set of pieces is connected with the VGA interface, the first HDMI/DVI interface and the second HDMI/DVI interface through the Longxun LT8712EXI chip.

In one embodiment, the HDMI conversion chip is a longxun LT8711UX chip, the HDMI/DVI interface further comprises a third HDMI/DVI interface, and the flying X100 set of chips is connected with the third HDMI/DVI interface through the longxun LT8711UX chip.

In one embodiment, the LVDS conversion chip is a longxun LT7211 chip.

In one embodiment, the storage component includes a display controller, a first video memory chip, and a second video memory chip, and the display controller is connected to the soar X100 nest plate, the first video memory chip, and the second video memory chip.

In one embodiment, the display card device further includes a power supply component, the interface extension component further includes a first power supply interface, a second power supply interface, and a third power supply interface, and the power supply component is connected to the processor, the first power supply interface, the second power supply interface, and the third power supply interface; the first power supply interface, the second power supply interface and the third power supply interface are power supply interfaces with different power supply amplitudes.

In one embodiment, a computer device is provided, which comprises the display card device.

The display card device and the computer equipment comprise a processor, a storage component, an interface switching element, a signal conversion component and an interface expansion component, wherein the interface expansion component comprises a plurality of types of display interfaces and communication interfaces and transmits data of the processor and the signal conversion component with the outside, so that the problem of interface expansion of the display card device in different application scenes after the display card device is used in the computer can be effectively solved, and the daily use requirements of users are met.

Drawings

FIG. 1 is a system diagram of a graphics card apparatus in an embodiment;

FIG. 2 is a schematic diagram illustrating the connection of the internal components of the graphics card apparatus in one embodiment;

FIG. 3 is a functional diagram of a lower graphics card device according to an embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that, as used herein, the terms "first," "second," and the like may be used herein to describe various elements, but these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first resistance may be referred to as a second resistance, and similarly, a second resistance may be referred to as a first resistance, without departing from the scope of the present application. The first resistance and the second resistance are both resistances, but they are not the same resistance.

It is to be understood that "connection" in the following embodiments is to be understood as "electrical connection", "communication connection", and the like if the connected circuits, modules, units, and the like have communication of electrical signals or data with each other.

As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," or "having," and the like, specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

As described in the background, the display card apparatus, which is an important component of a computer, can output display information to a display device for display. However, with the continuous development of computers, the application scenarios of the display card based on the MXM3.0 specification become more complex, such as desktop computers, all-in-one machines, ruggedized notebooks, various terminal and server products, and the like. Even in some special industries, the display card needs to output various types of display signals to meet the requirements. However, at present, due to the limitation of factors such as the technical level and the production process, the type and the number of the interfaces that can be output by the MXM3.0 standard-based autonomous controllable graphics card device are single, and it is difficult to meet the daily use requirements of users.

Based on this, in one embodiment, as shown in fig. 1, a video card apparatus conforming to the MXM3.0 standard interface specification is provided, which includes a processor 110, a storage component 120, an interface switching component 130, a signal conversion component 140, and an interface extension component 150, where the interface extension component 150 includes more than two types of interfaces; the processor 110 is connected with the storage component 120, the interface switching component 130 connects the processor 110 with the interface extension component 150, the interface switching component 130 is further connected with the interface extension component 150 through the signal conversion component 140, the processor 110 is connected with the interface extension component 150 through the signal conversion component 140, and the processor 110 is further directly connected with the interface extension component 150.

The interface extension module 150 includes two or more types of interfaces, which may be communication interfaces, such as PCIE interface and I2C interface, or display interfaces, such as eDP/DP interface, VGA interface, HDMI/DVI interface and LVDS interface. It is understood that the communication interface can be used for communication connection between the processor 110 and the central processor of the computer device, and can also be used for communication connection between the processor 110 and other devices or external devices in the computer, so as to ensure transmission of communication data during normal operation of the processor 110. The display interface can transmit the video image signal output by the processor 110 to a central processing unit or a display module of the computer, so as to display the image.

Specifically, the processor 110 is a Graphics Processing Unit (GPU), which may also be called a display chip or a visual processor. The processor 110 is used for processing data related to image and graphics operations in a computer, such as scaling processing of images and graphics computational rendering. The processor 110 can perform two-way communication with other central processing units of the computer device, the central processing units can send data needing display processing to the processor 110, and the processor 110 can feed back the working state of the processor to the central processing units. For example, the processor 110 may be implemented to monitor its internal temperature and feed back to the central processor. It is understood that the functions of the processor 110 described above are only examples, and those skilled in the art can implement the functions to expand according to the various types of interfaces correspondingly connected, so long as the functions implemented by similar chips and interfaces in the present application can be adopted, and all of the functions are within the scope of the present application.

Further, the storage component 120 is used for storing rendering data processed or to be extracted by the processor 110, and may include a display controller and a display memory chip, and may further include a solid state disk and other devices. The interface switching component 130 and the signal conversion component 140 are configured to switch or format-convert data output by the interface of the processor 110, and output the data to an interface of a corresponding type in the interface extension component 150.

According to the display card device, the interface expansion assembly comprises various display interfaces and communication interfaces, data of the processor and the signal conversion assembly are transmitted with the outside, interface expansion of the display card device in different application scenes after the display card device is used for a computer can be effectively achieved, and daily use requirements of users are met.

In one embodiment, as shown in fig. 2, the interface extension component 150 includes a PCIE interface, an eDP/DP interface, a VGA interface, an HDMI/DVI interface, an LVDS interface, and an I2C interface; the interface switching component 130 is connected to the eDP/DP interface, the interface switching component 130 is further connected to the LVDS interface through the signal conversion component 140, the processor 110 is connected to the VGA interface and the HDMI/DVI interface through the signal conversion component 140, and the processor 110 is further directly connected to the PCIE interface and the I2C interface.

It can be understood that the PCIE interface and the I2C interface in the interface expansion module 150 belong to a communication interface, and the eDP/DP interface, the VGA interface, the HDMI/DVI interface, and the LVDS interface belong to a display interface. For example, in this embodiment, the video card device of the present application includes 1 PCIE 3.0X 8 interface, 3 HDMI/DVI interface, 1 VGA interface, 1 LVDS interface, 1 eDP/DP interface, and 1I 2C interface.

In addition, the interface extension module 150 further includes a gold finger conforming to the MXM3.0 standard interface specification, and the display interface and the communication interface of the display card device are both led out through the gold finger.

In one embodiment, as shown in FIG. 2, the processor 110 is a Feiteng X100 nest of slices.

Specifically, 1 low-power-consumption GPU chip is integrated in the Feiteng X100 set of chips, the dominant frequency is 400MHz, and the maximum dominant frequency is 600MHz; also integrate 1 video decoder, support the decoding rate of 4K @ 30fps. The Feiteng X100 set of sheets also has integrated complete machine control functions, including power-up and power-down control, reset control, low power consumption control and the like. In addition, a temperature sensor is integrated, the temperature in the chip can be monitored in real time, and when the acquired temperature in the chip exceeds a preset temperature threshold value, an indication signal can be output to computer equipment through an I2C interface of the computer equipment, so that the computer equipment can perform corresponding operation, for example, a fan is started to perform heat dissipation and temperature reduction.

Further, the Feiteng X100 suite communicates with a central processing unit of the computer device through a PCIE3.0 uplink interface of 1 path X16 integrated thereon, and information such as the working state, the interface communication state, the In-chip temperature and the like of the Feiteng X100 suite is uploaded to the central processing unit through the uplink, so that the central processing unit reports the information of the Feiteng X100 suite and the self information to the computer device during self-checking, and the BIT (Build-In-Test) function is realized.

In the embodiment, a domestic high-performance and low-power-consumption Feiteng X100 set is used as a GPU chip of the display card device, so that 100% localization can be realized, and the problems of low localization rate, high power consumption, low performance, single type and small quantity of display interfaces in the prior art can be solved. And the method conforms to the MXM3.0 standard specification, can achieve high universality and compatibility, and simultaneously ensures high reliability. Therefore, the MXM display card device of the application can form a complete solution of a desktop computer, an all-in-one machine or a notebook computer, and can cope with various severe and complex use environments.

In one embodiment, as shown in fig. 2, the signal conversion component 140 includes an HDMI/DVI/VGA conversion chip 141, an LVDS conversion chip 142 and an HDMI conversion chip 143; the Feiteng X100 nest plate is connected with the VGA interface and the HDMI/DVI interface through the HDMI/DVI/VGA conversion chip 141, the interface switching element 130 is connected with the LVDS interface through the LVDS conversion chip 142, and the Feiteng X100 nest plate is also connected with the HDMI/DVI interface through the HDMI conversion chip 143.

Specifically, the totem X100 chip set is integrated with 3-way displayport1.4 display interfaces, including a DP0 interface, a DP1 interface, and a DP2 interface. Wherein the maximum resolution of the DP0 interface and the DP1 interface supports 3840x2160@60Hz, and the maximum resolution of the DP2 interface supports 1366x768@60Hz.

The DP0 interface of the Feiteng X100 set of chips is connected with the VGA interface and the HDMI/DVI interface through the HDMI/DVI/VGA conversion chip 141, and video interface expansion of the VGA interface and the HDMI interface is achieved. In one embodiment, with continued reference to FIG. 2, the HDMI/DVI/VGA conversion chip 141 is a Dragon LT8712EXI chip, the HDMI/DVI interfaces including a first HDMI/DVI interface and a second HDMI/DVI interface; the DP0 interface of the Feiteng X100 nest plate is connected with the VGA interface, the first HDMI/DVI interface and the second HDMI/DVI interface through the Longxun LT8712EXI chip.

The Longxun LT8712EXI chip is a high-performance DP1.2 to HDMI2.0/VGA converter, a DP receiver is compatible with VESA DP1.2 and supports 1/2/4lanes, the rate of each data channel can reach 1.62/2.7/5.4Gbps, and the rate of an AUX channel can reach 1Mbps.2 HDMI transmitters compatible with HDMI2.0, HDMI1.4 and DVI1.0; the data rate supports 6Gbps, and the resolution supports 4K @60Hz;1 VGA transmitter, compatible VESA VSIS1.2, resolution support 640x 480-1920x1200 @60Hz.

Further, the DP2 interface of the Feiteng X100 set is connected with the HDMI/DVI interface through the HDMI conversion chip 143, so that the video interface extension of the HDMI/DVI interface is realized. In one embodiment, the HDMI conversion chip is a rongsn LT8711UX chip, the HDMI/DVI interface further includes a third HDMI/DVI interface, and the DP2 interface of the feiteng X100 chip set is connected to the third HDMI/DVI interface through the rongsn LT8711UX chip.

The LT8711UX chip is a high-performance DP 1.2-HDMI 2.0 converter, the DP receiver is compatible with VESA DP1.2, supports 1.62/2.7/5.4Gbps rate, supports 1/2/4 channel selection and is compatible with HDCP1.3; the HDMI transmitter is compatible with HDMI2.0, HDMI1.4 and DVI1.0, compatible with HDCP2.2 and HDCP1.4, the data rate is as high as 6Gbps, and the resolution supports 4K @60Hz.

Furthermore, the DP1 interface of the totem X100 set is further connected to the interface switch device 130, and the interface switch device 130 can be used to switch between the LVDS interface and the eDP/DP interface. The interface switching element 130 may be implemented by a resistor jumper, and may be a jumper resistor or a patch resistor jumper.

When the interface switching element 130 is switched to connect the LVDS interface, the LVDS conversion chip 142 is connected to the LVDS interface, so as to achieve video interface expansion of the LVDS interface. In one embodiment, as shown in fig. 2, the LVDS conversion chip 142 is a longsn LT7211 chip. The LT7211 chip is a high-performance converter from DP1.2 to LVDS, and the DP receiver is compatible with VESA DP1.2 and eDP1.4; support 1/2/4lanes; support up to 4 Port LVDS transmitters, can be configured as single-Port or dual-Port outputs, where a single Port supports 720P @60Hz and a dual Port supports 1080P @60Hz.

In one embodiment, as shown in fig. 2, the storage device 120 includes a display controller (not shown), a first video memory chip 121 and a second video memory chip 122, wherein the display controller is connected to the soar X100 set of chips, the first video memory chip 121 and the second video memory chip 122.

Specifically, the display controller is 64-bit DDR4/LPDDR4, and can be directly realized by a 64-bit DDR4/LPDDR4 display controller integrated in a Feiteng X100 chip set. The first video memory chip 121 and the second video memory chip 122 are both made of LPDDR4 plate pasting particles CXDB5CCAM-MK stored in changxin. The CXDB5CCAM-MK adopts +1.1V power supply, the data bit is 32 bits, the maximum data rate supports 3200Mbps, and 8GB video memory can be realized through 2 plug-in chips.

In one embodiment, as shown in fig. 2, the display card apparatus further includes a power supply component 160, the interface extension component 150 further includes a first power supply interface, a second power supply interface, and a third power supply interface, and the power supply component 160 is connected to the processor, the first power supply interface, the second power supply interface, and the third power supply interface; the first power supply interface, the second power supply interface and the third power supply interface are power supply interfaces with different power supply amplitudes.

It can be understood that the first power supply interface, the second power supply interface and the third power supply interface can be used as connection interfaces of the display card device and an external power supply, and power supply of different power supply amplitudes in the display card device is achieved. The respective power supply amplitudes of the first power supply interface, the second power supply interface and the third power supply interface are not unique, and can be set according to the power supply requirement of the display card device. For example, in this embodiment, the first power supply interface supports wide voltage input of +7V to +20V, the typical input voltage is +12V, the second power supply interface supports voltage input of +5V, and the third power supply interface supports voltage input of + 3.3V.

Specifically, the power supply module 160 is configured to integrate the power supply voltages accessed by the first power supply interface, the second power supply interface, and the third power supply interface, and then supply power to the processor, so as to ensure normal operation of the graphics card device.

The following explains the functions of the video card apparatus provided in the present application with reference to the system block diagram shown in fig. 3.

Specifically, the processing core is a GPU architecture. The GPU adopts a Feiteng X100 set of chips, integrates 1 low-power GPU, has the main frequency of 400MHz, integrates 1 64-bit DDR4/LPDDR4 display controller, and has the display memory capacity of 8GB. The communication interface includes: 1 path of PCIE 3.0X 8 interface and 1 path of I2C interface; the display interface includes: 3-path HDMI/DVI interface, 1-path VGA interface, 1-path LVDS interface and 1-path eDP/DP interface. Wherein, the HDMI display maximum output resolution is 3840 × 2160@, 60Hz; VGA display maximum output resolution is 1920x1200@ 60Hz; LVDS displays the maximum output resolution 1920 × 1080@60Hz; eDP/DP shows maximum output resolution 3840x2160@ 60hz.

In addition, the display card device that this application provided possesses standard MXM3.0 TypeA interface, and the size is 82mm 70mm, and weight is less than or equal to 35g. The power supply supports wide voltage input of + 7V- +20V, the typical power consumption is 10W, and the peak power consumption is less than 15W. The operating system may support the Galaxy kylin operating system.

In this embodiment, the totem X100 nest slice is used as the GPU of the MXM video card device, and the GPU is provided with various types of display interfaces, so that the problems of low localization rate, high power consumption, low performance, single type of display interface, and small number of display interfaces in the prior art can be solved. And the method conforms to the standard specification of MXM3.0, and can achieve high generality and compatibility and ensure high reliability. Therefore, the MXM display card device of the application can form a complete solution of a desktop computer, an all-in-one machine or a notebook computer, and can cope with various severe and complex use environments.

Specifically, the display card device includes two or more types of external interfaces for performing interactive connection with other devices in the computer device, so as to implement normal functional operation of the computer device. The display card device may include a communication interface, such as a PCIE interface and an I2C interface, and a central processing unit of the computer device, other devices, or communication connections between external devices, so as to ensure transmission of communication data in normal operation. The display interface may also be a display interface, such as an eDP/DP interface, a VGA interface, an HDMI/DVI interface, an LVDS interface, etc., which may be connected to a display in the computer device to output a video image signal to the display to realize the display of an image. In addition, the display card device can also report information such as the temperature in the board, the working state of the internal chip, the interface communication state and the like periodically through the I2C interface.

The specific limitations in one or more embodiments of the computer device provided above may refer to the limitations in the foregoing description on the display card apparatus, and are not described herein again.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present patent application shall be subject to the appended claims.

Claims

1. A graphics card apparatus, comprising: the interface switching device comprises a processor, a storage component, an interface switching element, a signal conversion component and an interface extension component, wherein the interface extension component comprises more than two types of interfaces;

2. The video card device of claim 1, wherein the interface expansion component comprises a PCIE interface, an eDP/DP interface, a VGA interface, an HDMI/DVI interface, an LVDS interface, and an I2C interface;

3. The graphics card apparatus of claim 2, wherein the processor is a Feiteng X100 nest of tiles.

4. The graphics card device of claim 3, wherein the signal conversion component comprises an HDMI/DVI/VGA conversion chip, an LVDS conversion chip and an HDMI conversion chip;

5. The display card device of claim 4, wherein the HDMI/DVI/VGA conversion chip is a rongxi LT8712EXI chip, and the HDMI/DVI interface includes a first HDMI/DVI interface and a second HDMI/DVI interface;

the Feiteng X100 set of chips is connected with the VGA interface, the first HDMI/DVI interface and the second HDMI/DVI interface through the Longxun LT8712EXI chip.

6. The video card device of claim 5, wherein the HDMI conversion chip is a Longxun LT8711UX chip, the HDMI/DVI interface further comprises a third HDMI/DVI interface, and the Feiteng X100 set of chips is connected to the third HDMI/DVI interface through the Longxun LT8711UX chip.

7. The graphics card device of claim 4, wherein the LVDS conversion chip is a Longxun LT7211 chip.

8. The video card device according to claim 3, wherein the storage component comprises a video controller, a first video memory chip and a second video memory chip, and the video controller is connected to the Feiteng X100 set of chips, the first video memory chip and the second video memory chip.

9. The graphics card apparatus of any of claims 2 to 8, further comprising a power supply component, the interface extension component further comprising a first power supply interface, a second power supply interface, and a third power supply interface, the power supply component connecting the processor, the first power supply interface, the second power supply interface, and the third power supply interface; the first power supply interface, the second power supply interface and the third power supply interface are power supply interfaces with different power supply amplitudes.

10. A computer apparatus comprising the graphics card apparatus of any one of claims 1 to 9.