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High-speed image acquisition memory card based on PCI-E (Peripheral Component Interconnect-Express)

A PCI-E, high-speed image technology, applied in data acquisition and recording, electrical digital data processing, instruments, etc., can solve the problem of high price of HDMI interface, achieve convenient backup and query, improve data transmission rate, high frame rate frequency effect

Inactive Publication Date: 2013-02-27
NANJING UNIV OF SCI & TECH
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But at present, the price of HDMI interface is too expensive.

Method used

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  • High-speed image acquisition memory card based on PCI-E (Peripheral Component Interconnect-Express)
  • High-speed image acquisition memory card based on PCI-E (Peripheral Component Interconnect-Express)
  • High-speed image acquisition memory card based on PCI-E (Peripheral Component Interconnect-Express)

Examples

Experimental program
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Effect test

Embodiment Construction

[0025] combine figure 1 , the present invention is based on PCI-E high-speed image acquisition memory card, comprises optical fiber transmission module, A / D conversion module, FPGA logic module, EPCS logic program storage module, JTAG program download interface, SATA hard disk data storage module, SDRAM module, bridge Chip and PCI-E interface, optical fiber transmission module is connected with A / D conversion module, PCI-E interface is connected with bridge chip, A / D conversion module, EPCS logic program storage module, JTAG program download interface, SATA hard disk data storage module, The SDRAM module and the bridge chip are respectively connected to the FPGA logic module, the PCI-E interface is recognized by the PC through the WDM driver, the optical fiber transmission module transmits the collected image information into the A / D conversion module, and the A / D conversion module converts the analog signal The digital signal is serially input to the FPGA logic module. In the...

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Abstract

The invention discloses a high-speed image acquisition memory card based on PCI-E (Peripheral Component Interconnect-Express), which comprises an optical fiber transmission module, an A / D conversion module, an FPGA (Field-Programmable Gate Array) logic module, an EPCS (Electronic Propulsion Control System) logic program memory module, a JTAG (Joint Test Action Group) program download interface, an SATA (Serial Advanced Technology Attachment) hard disk data memory module, an SDRAM (Synchronous Dynamic Random Access Memory) module, a bridge chip and a PCI-E interface, wherein the optical fiber transmission module is connected with the A / D conversion module; the PCI-E interface is connected with the bridge chip; the A / D conversion module, the EPCS logic program memory module, the JTAG program download interface, the SATA hard disk data memory module, the SDRAM module and the bridge chip are connected with the FPGA logic module respectively. Therefore, high-speed image acquisition can be realized fast.

Description

technical field [0001] The invention belongs to the field of high-speed image acquisition, in particular to a high-speed image acquisition memory card based on PCI-E. Background technique [0002] Images are closely related to people's production and life, and are the main source of human information acquisition and exchange. According to statistics, more than 80% of human information comes from images. With the development of computer and video technology and hardware technology, image acquisition has been widely used in the field of electronic communication and information processing, such as digital broadcasting and television, network media, monitoring systems, etc., video image acquisition memory card as a computer video application Important equipment undertakes the task of converting analog signals to digital signals and occupies an important position in modern media systems. It is of great practical significance to design a video signal acquisition circuit that is f...

Claims

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Application Information

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IPC IPC(8): G06F17/40G06F13/38
Inventor 陈钱李超顾国华钱惟贤何伟基隋修宝张闻文路东明任侃于雪莲李宏哲
Owner NANJING UNIV OF SCI & TECH
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