Title:
双方向シフトレジスタ、および、それを備えた表示装置
Document Type and Number:
Japanese Patent JP4044020
Kind Code:
B2
Abstract:
The present invention includes: a shift register section, including multiple-stage flip-flops operating in synchronism with a clock signal, for switching a shift direction in accordance with an externally supplied direction instruct signal; a waveform change section for changing in waveform a signal output of one of the flip-flops which is in a first predetermined stage; and an inspection signal switching section for switching, in accordance with the direction instruct signal, an output between the signal output which has been changed in waveform in the waveform change section and a signal output of one of the flip-flops which is in a second predetermined stage.
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Inventors:
Onda Mamoru
Washio Ichi
Shunsuke Hayashi
Murofushi Hiroshi
Suzuki Nobuhiko
Washio Ichi
Shunsuke Hayashi
Murofushi Hiroshi
Suzuki Nobuhiko
Application Number:
JP2003315813A
Publication Date:
February 06, 2008
Filing Date:
September 08, 2003
Export Citation:
Assignee:
Sharp Corporation
HOYA CORPORATION
HOYA CORPORATION
International Classes:
G09G3/20; G06F5/01; G11C19/00; G06F17/00; G09F9/00; G09G3/00; G09G3/36; G11C8/04; G11C19/28; G11C19/34; H03K23/44
Domestic Patent References:
| JP2004177492A | ||||
| JP9062232A | ||||
| JP2000352726A | ||||
| JP2000322020A |
Attorney, Agent or Firm:
Kenzo Hara
Ryuichi Kijima
Ichiro Kaneko
Ryuichi Kijima
Ichiro Kaneko