JPS63185355U - - Google Patents

Info

Publication number
JPS63185355U
JPS63185355U JP1987076677U JP7667787U JPS63185355U JP S63185355 U JPS63185355 U JP S63185355U JP 1987076677 U JP1987076677 U JP 1987076677U JP 7667787 U JP7667787 U JP 7667787U JP S63185355 U JPS63185355 U JP S63185355U
Authority
JP
Japan
Prior art keywords
circuit
sampling
pixel
color filter
crystal defect
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1987076677U
Other languages
Japanese (ja)
Other versions
JPH0727728Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987076677U priority Critical patent/JPH0727728Y2/en
Publication of JPS63185355U publication Critical patent/JPS63185355U/ja
Application granted granted Critical
Publication of JPH0727728Y2 publication Critical patent/JPH0727728Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案に係る結晶欠陥補償回路の一
例を示す系統図、第２図はその動作説明に供する
波形図、第３図は従来の結晶欠陥補償回路の系統
図、第４図は色フイルタの構成図である。 １……固体撮像素子、１０……結晶欠陥補償回
路、１３……第１のサンプリングホールド回路、
２０……結晶欠陥補償用の直列回路、２１……第
２のサンプリングホールド回路、２４……スイツ
チング回路、３０……タインミング発生回路、３
１……パルス遅延回路、３２……周波数特性制御
回路。 Figure 1 is a system diagram showing an example of the crystal defect compensation circuit according to this invention, Figure 2 is a waveform diagram to explain its operation, Figure 3 is a system diagram of a conventional crystal defect compensation circuit, and Figure 4 is a color diagram. It is a block diagram of a filter. 1... Solid-state image sensor, 10... Crystal defect compensation circuit, 13... First sampling and hold circuit,
20...Series circuit for crystal defect compensation, 21...Second sampling and hold circuit, 24...Switching circuit, 30...Timing generation circuit, 3
1... Pulse delay circuit, 32... Frequency characteristic control circuit.

Claims (1)

【実用新案登録請求の範囲】 モザイク状の色フイルタと、 その色分解像が投影される固体撮像素子と、 画素ごとにサンプリングする第１のサンプリン
グ回路と、 上記色フイルタの単位繰り返しピツチに対応し
た画素ごとにサンプリングする第２のサンプリン
グ回路と、 周波数特性制御回路とを有し、 欠陥画素のサンプリング時、上記第２のサンプ
リング回路のサンプリング出力によつて欠陥補償
されると共に、上記周波数特性制御回路を動作さ
せて、欠陥画素を含む画素領域でその周波数特性
が低下するように制御されるようにしたことを特
徴とする結晶欠陥補償回路。[Claims for Utility Model Registration] A mosaic-like color filter, a solid-state image sensor onto which the color-separated image is projected, a first sampling circuit that samples each pixel, and a mosaic color filter that corresponds to the unit repetition pitch of the color filter. It has a second sampling circuit that samples each pixel, and a frequency characteristic control circuit, and when sampling a defective pixel, the defect is compensated by the sampling output of the second sampling circuit, and the frequency characteristic control circuit 1. A crystal defect compensation circuit characterized in that the crystal defect compensation circuit is controlled so that its frequency characteristics are reduced in a pixel region including a defective pixel by operating the circuit.
JP1987076677U 1987-05-21 1987-05-21 Crystal defect compensation circuit Expired - Lifetime JPH0727728Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987076677U JPH0727728Y2 (en) 1987-05-21 1987-05-21 Crystal defect compensation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987076677U JPH0727728Y2 (en) 1987-05-21 1987-05-21 Crystal defect compensation circuit

Publications (2)

Publication Number Publication Date
JPS63185355U true JPS63185355U (en) 1988-11-29
JPH0727728Y2 JPH0727728Y2 (en) 1995-06-21

Family

ID=30923982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987076677U Expired - Lifetime JPH0727728Y2 (en) 1987-05-21 1987-05-21 Crystal defect compensation circuit

Country Status (1)

Country Link
JP (1) JPH0727728Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7199902B2 (en) 2000-07-06 2007-04-03 Seiko Epson Corporation Image processing method, recording medium, and image processing apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945791A (en) * 1982-09-08 1984-03-14 Toshiba Corp Color solid-state image pickup device
JPS62109478A (en) * 1985-11-07 1987-05-20 Matsushita Electronics Corp Method for correcting picture defect of solid state image pickup device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945791A (en) * 1982-09-08 1984-03-14 Toshiba Corp Color solid-state image pickup device
JPS62109478A (en) * 1985-11-07 1987-05-20 Matsushita Electronics Corp Method for correcting picture defect of solid state image pickup device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7199902B2 (en) 2000-07-06 2007-04-03 Seiko Epson Corporation Image processing method, recording medium, and image processing apparatus

Also Published As

Publication number Publication date
JPH0727728Y2 (en) 1995-06-21

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