Title:
RINGING PREVENTION CIRCUIT
Document Type and Number:
Japanese Patent JP3931057
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent ringing caused on a screen of a multiscan electron viewfinder.
SOLUTION: The ringing prevention circuit has an OR circuit for a pulse passing through a resistor connected in series with an output HD of a deflection circuit and for a pulse of video period adjustment, uses an output of the OR circuit for a blanking pulse (C. BLK1), varies a width between a trailing of the adjustable video signal and a leading of the C. BLK1 and shifts a ringing noise overlapped on the leading part of the video signal toward a non-signal part.
Inventors:
Hiroyuki Uchida
Tetsuya Aiba
Tetsuya Aiba
Application Number:
JP2001200869A
Publication Date:
June 13, 2007
Filing Date:
July 02, 2001
Export Citation:
Assignee:
Citizen Miyota Co., Ltd.
International Classes:
H04N3/16; (IPC1-7): H04N3/16
Domestic Patent References:
| JP6292205A |
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