CN203057360U

CN203057360U - Image acquisition and gigabit Ethernet transmission device

Info

Publication number: CN203057360U
Application number: CN 201320059741
Authority: CN
Inventors: 李劲生; 储呈勇
Original assignee: Nanjing Perlove Radial Video Equipment Co Ltd
Current assignee: Nanjing Perlove Medical Equipment Co Ltd
Priority date: 2013-02-04
Filing date: 2013-02-04
Publication date: 2013-07-10
Anticipated expiration: 2023-02-04

Abstract

The utility model provides an image acquisition and gigabit Ethernet transmission device, and belongs to the technical field of medical apparatus and instruments. A structure of the device comprises a CCD chip (1), a CCD image acquisition chip AD9816 (2), an FPGA control module (3), a DDR data storage module (4), a gigabit Ethernet transmission module (5), and a man-machine interactive system (6). The device is characterized in that the CCD chip (1) is controlled by the FPGA, and optical signals of an image are converted to electric signals, and then the electric signals are transmitted to the AD9816 chip (2) to convert into data signals. Through the FPGA control module (3) and the DDR data storage module (4), the data signals are stored, and the data signals are transmitted to an upper computer through the FPGA control module (3) and the gigabit Ethernet transmission module (5). The man-machine interactive system (6) performs image algorithm processing and image display. The device is advantaged by good anti-interference capability, fast transmission speed, high reliability, and good stability.

Description

A kind of IMAQ and gigabit Ethernet transmitting device

Technical field

The utility model belongs to technical field of medical instruments.

Background technology

In traditional medical image transmission course, main IMAQ is realized by the lower chip of figure place, the image resolution ratio of Cai Jiing is lower like this, the quality of image is also relatively poor, and the data of image are by a LVDS data wire, an external Ethernet data interconnecting device transmits data, the slice, thin piece that in real work, comes out like this, the picture quality quality also is subjected to LVDS data wire length, the influence of LVDS data wire and the situation that is connected of Ethernet data interconnecting device interface, the stability of equipment simultaneously, anti-electromagnetic interference, and the controllability of cost all has been subjected to very big influence.

Summary of the invention

The purpose of this utility model is: invent the transmitting device of a kind of acquisition system with ccd image and gigabit Ethernet transmission system fusion on a circuit board, this device comes the reliability and stability of assurance device by the figure place that improves acquisition chip, and the contrast of image and anti-interference are especially outstanding, can operate as normal under the electromagnetic interference environment of complexity.

The technical solution of the utility model is: its structure is by the CCD chip, ccd image acquisition chip AD9816, the FPGA control module, the DDR data memory module, the gigabit Ethernet transport module, man-machine interactive system is formed, it is characterized in that: convert the optical signalling of image to the signal of telecommunication by FPGA control CCD chip, and be transferred to the AD9816 chip and convert the electrical signal to data-signal, by FPGA control module and DDR data memory module data-signal is stored, by FPGA control module and gigabit Ethernet transport module viewdata signal is transferred to host computer simultaneously, carries out image algorithm processing and image demonstration by man-machine interactive system.

The beneficial effects of the utility model are: have stronger antijamming capability under the electromagnetic interference of complexity, the image transmission speed is fast, the reliability height, and good stability, picture quality is good, and is convenient to I﹠M.

Description of drawings

Fig. 1 is the theory diagram of a kind of IMAQ and gigabit Ethernet transmitting device.

Fig. 2 is the image capture module schematic diagram of a kind of IMAQ and gigabit Ethernet transmitting device.

Fig. 3 is the gigabit Ethernet transmission principle figure of a kind of IMAQ and gigabit Ethernet transmitting device.

Embodiment

With reference to accompanying drawing, its structure is by CCD chip (1), ccd image acquisition chip AD9816 (2), FPGA control module (3), DDR data memory module (4), gigabit Ethernet transport module (5), man-machine interactive system (6) is formed, it is characterized in that: convert the optical signalling of image to the signal of telecommunication by FPGA control CCD chip (1), and be transferred to AD9816 chip (2) and convert the electrical signal to data-signal, by FPGA control module (3) and DDR data memory module (4) data-signal is stored, by FPGA control module (3) and gigabit Ethernet transport module (5) viewdata signal is transferred to host computer simultaneously, carries out image algorithm processing and image demonstration by man-machine interactive system (6).Its advantage is: antijamming capability is strong, and the image transmission speed is fast, the reliability height, and good stability, picture quality is good, and is convenient to I﹠M.

Claims

1. an IMAQ and gigabit Ethernet transmitting device, its structure is by CCD chip (1), ccd image acquisition chip AD9816 (2), FPGA control module (3), DDR data memory module (4), gigabit Ethernet transport module (5), man-machine interactive system (6) is formed, it is characterized in that: convert the optical signalling of image to the signal of telecommunication by FPGA control CCD chip (1), and be transferred to AD9816 chip (2) and convert the electrical signal to data-signal, by FPGA control module (3) and DDR data memory module (4) data-signal is stored, by FPGA control module (3) and gigabit Ethernet transport module (5) viewdata signal is transferred to host computer simultaneously, carries out image algorithm processing and image demonstration by man-machine interactive system (6).