2.
    发明专利
    未知

    公开(公告)号:DE3850066D1

    公开(公告)日:1994-07-14

    申请号:DE3850066

    申请日:1988-12-02

    Applicant: IBM

    Abstract: Documents, such as bank checks, are processed at a high rate of speed on an image processing system which optically scans the documents and converts optically perceptible data on the documents into video image data. The video image data from the scanner (20) is compressed (26) by data compression techniques and the compressed data is sent over a high speed data channel (30) to a high speed mass storage device (40) which receives and temporarily stores the data. A lower speed mass data storage device (54), such as an optical disk, is connected for receiving at a lower data transfer rate the compressed video image data and for storing the video image data for subsequent retrieval. The system also includes real-time quality control systems (24) for monitoring the quality of the image data to detect the existence of unacceptable image quality data and for generating a signal which can be used for immediately stopping the generation of unacceptable quality image data.

    METALLIZED CERAMIC AND PRINTED CIRCUIT MODULE

    公开(公告)号:CA1079862A

    公开(公告)日:1980-06-17

    申请号:CA289238

    申请日:1977-10-21

    Applicant: IBM

    Abstract: METALLIZED CERAMIC AND PRINTED CIRCUIT MODULE A package assembly which combines metallized ceramic technology and printed circuit board multilayer technology. A plurality of modules on a metallized ceramic substrate have closely spaced pins, for example, on 50 mil centers or grid, are plugged into a complex high precision multilayer printed circuit carrier. The pins are staggered in height with the longer pins having a relatively wide spacing, for example, on 100 mil centers or grid. The longer pins protrude through the high precision carrier and plug into a normal relatively simple and low cost printed circuit card or planar package.

    5.
    发明专利
    未知

    公开(公告)号:DE3850066T2

    公开(公告)日:1994-12-01

    申请号:DE3850066

    申请日:1988-12-02

    Applicant: IBM

    Abstract: Documents, such as bank checks, are processed at a high rate of speed on an image processing system which optically scans the documents and converts optically perceptible data on the documents into video image data. The video image data from the scanner (20) is compressed (26) by data compression techniques and the compressed data is sent over a high speed data channel (30) to a high speed mass storage device (40) which receives and temporarily stores the data. A lower speed mass data storage device (54), such as an optical disk, is connected for receiving at a lower data transfer rate the compressed video image data and for storing the video image data for subsequent retrieval. The system also includes real-time quality control systems (24) for monitoring the quality of the image data to detect the existence of unacceptable image quality data and for generating a signal which can be used for immediately stopping the generation of unacceptable quality image data.

    IMAGE PROCESSING SYSTEM AND METHOD EMPLOYING COMBINED BLACK AND WHITE AND GRAY SCALE IMAGE DATA

    公开(公告)号:CA1309501C

    公开(公告)日:1992-10-27

    申请号:CA601790

    申请日:1989-06-05

    Applicant: IBM

    Abstract: IMAGE PROCESSING SYSTEM AND METHOD EMPLOYING COMBINED BLACK AND WHITE AND GRAY SCALE IMAGE DATA In order to reduce data storage and transmission bandwidth requirements, a high resolution gray scale image is represented in two separate image forms, namely, a high resolution, high sampling density black and white image and a lower resolution, lower sampling density gray scale image. Generating separate black and white and gray scale image data allows the use of either image form independently. The high resolution black and white image data and the low resolution gray scale image data may be recombined subsequently to produce reconstructed high resolution gray scale image data representing the image.

    DOCUMENT IMAGE PROCESSING SYSTEM
    9.
    发明专利

    公开(公告)号:CA1314982C

    公开(公告)日:1993-03-23

    申请号:CA601791

    申请日:1989-06-05

    Applicant: IBM

    Abstract: DOCUMENT IMAGE PROCESSING SYSTEM Documents, such as bank checks, are processed at a high rate of speed on an image processing system which optically scans the documents and converts optically perceptible data on the documents into video image data. The video image data from the scanner is compressed by data compression techniques and the compressed data is sent over a high speed data channel to a high speed mass storage device which receives and temporarily stores the data. A lower speed mass data storage device, such as an optical disk, is connected for receiving at a lower data transfer rate the compressed video image data and for storing the video image data for subsequent retrieval. The system also includes real-time quality control systems for monitoring the quality of the image data to detect the existence of unacceptable image quality data and for generating a signal which can be used for immediately stopping the generation of unacceptable quality image data. CT9-86-009

    SYSTEM FOR SCANNING DOCUMENTS WITHOUT LOSS OF IMAGE DATA

    公开(公告)号:CA1313264C

    公开(公告)日:1993-01-26

    申请号:CA601792

    申请日:1989-06-05

    Applicant: IBM

    Abstract: SYSTEM FOR SCANNING DOCUMENTS WITHOUT LOSS OF IMAGE DATA A document processing system directs documents at a high rate of speed past an optical scanner which captures written information on the documents as video image data. The video image data is directed over a data channel to a host computer system where the data is stored on a mass data storage device for subsequent retrieval. A buffer is provided between the scanner and the data channel, which receives data a rate which varies in relation to the amount of information present on the documents. Data is extracted from the buffer at a rate which is limited by the host computers channel transfer rate. A control means is associated with the buffer and is operable for controlling a hierarchy of actions ranging from slowing down the incoming data stream to stopping the data stream altogether in order to prevent any loss of video image data due to overfilling of the buffer. CT9-86-008

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