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Multifunctional certificate information collection system

An information collection, multi-functional technology, applied in the parts, electrical components, image communication and other directions of TV systems, can solve the problems of low work efficiency, large size, low quality of captured images, etc., and achieve high scalability and versatility , high degree of freedom of use, accurate image segmentation effect

Inactive Publication Date: 2010-03-03
GUANGZHOU KINGRAY INFORMATION TECH +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Existing document information collection systems are widely designed with ordinary lens shooting or scanning methods, and have their own defects: the former is too large and the image quality is low; the latter has low work efficiency and is accompanied by mechanical movement, which is easy to wear and tear. generate noise

Method used

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Embodiment Construction

[0036] The present invention will be further elaborated below in conjunction with the accompanying drawings.

[0037] Such as figure 1 As shown, the multifunctional certificate information acquisition system of the present invention includes an image acquisition module for obtaining certificate image information, an image processing module for processing the obtained certificate image to output a satisfactory image, and converting the certificate image The text information is extracted out of the m image information extraction module. Among them, the image acquisition module includes a CMOS image acquisition module, a transmission interface module, an LED light source group module, and a power supply module; the image processing module includes a color cast correction unit, a barrel distortion correction unit, a tilt and inversion correction unit, and a certificate information segmentation unit; The information extraction module uses OCR technology to extract the text informa...

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Abstract

The invention discloses a multifunctional certificate information collection system, which is applied to various types of certificate information. The collection system comprises an image collection module, an image processing module and an image information extracting module, wherein, the image collection module is used for obtaining certificate image information, the image processing module is used for processing the certificate image so as to output images conforming to requirements, and the image information extracting module is used for extracting the written information of the certificate image. The image collection module comprises a CMOS image collection module, a transmitting interface module, an LED light source group module and a power supply module; the image processing modulecomprises a color cast calibration unit, a barrel distortion calibration unit, a tilting and inversion calibration unit and a certificate information division unit; the image information extracting module utilizes the OCR technology to extract the written information of the certificate image. The CMOS image collecting module of the invention adopts a fish-eye-lens to miniaturize equipment; the image processing module can quickly and accurately solve the problems of color cast, barrel distortion, tilting, inversion and certificate information division, provides higher using freedom for users and ensures more accurate image division.

Description

technical field [0001] The present invention relates to a multifunctional certificate information collection system applied to various certificate information, in particular to a certificate information collection system integrating functions such as certificate image collection, image processing, and image information extraction. Background technique [0002] In many fields of social and people's livelihood, it is often necessary to obtain relevant information from certificates. With the maturity of computer technology, image processing and optical character recognition algorithms, it has become possible to use computers to automatically identify and enter document information, which can greatly improve the efficiency of both parties. The document information collection system based on computer OCR can be widely used in Internet cafes, public security, banking, telecommunications, postal services, hotels, railways, civil aviation, securities, civil affairs, education, entry...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N5/225H04N1/60H04N1/387G06K9/32G06K9/46
Inventor 谭洪舟朱雄泳文旭桦郑俊辉
Owner GUANGZHOU KINGRAY INFORMATION TECH
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