Scanning system
First Claim
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1. A scanning system comprising:
- a. a scanning matrix including a multiplicity of columns and rows and points to be scanned, each of said points being connected to each of the intersections of said columns and rows;
b. a plurality of scanning drive circuits connected to said columns of said scanning matrix, respectively;
c. a plurality of read means connected to the rows of said scanning matrix;
d. a memory connected to said plurality of read means; and
e. a scanning controller for energizing said scanning drive circuits successively and storing in appropriate addresses of said memory signals produced from said plurality of read means, respectively.
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Abstract
A scanning system is disclosed in which a multiplicity of points arranged in matrix are scanned column by column in accordance with the commands issued from a central controller, which scanning system comprises a memory and a scanning controller for scanning in sequence a plurality of the scanning points designated by the central controller and storing the results of the scanning in the memory sequentially. The information stored in the memory is read out from time to time by the central controller as required.
45 Citations
2 Claims
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1. A scanning system comprising:
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a. a scanning matrix including a multiplicity of columns and rows and points to be scanned, each of said points being connected to each of the intersections of said columns and rows; b. a plurality of scanning drive circuits connected to said columns of said scanning matrix, respectively; c. a plurality of read means connected to the rows of said scanning matrix; d. a memory connected to said plurality of read means; and e. a scanning controller for energizing said scanning drive circuits successively and storing in appropriate addresses of said memory signals produced from said plurality of read means, respectively. - View Dependent Claims (2)
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Specification
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Current AssigneeHitachi, Ltd.
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Original AssigneeHitachi, Ltd.
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InventorsHarumiya, Akinori, Toyosawa, Koki
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Primary Examiner(s)Wise, Edward J.
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Application NumberUS05/715,158Time in Patent Office469 DaysField of Search340/172.5, 340/173 R, 340/413, 340/166, 340/150US Class Current340/518CPC Class CodesG11C 17/06 using diode elements G11C17...H04Q 3/54 in which the logic circuitr...
