JPS5420614A - Coding circuit - Google Patents

Coding circuit

Info

Publication number
JPS5420614A
JPS5420614A JP8503277A JP8503277A JPS5420614A JP S5420614 A JPS5420614 A JP S5420614A JP 8503277 A JP8503277 A JP 8503277A JP 8503277 A JP8503277 A JP 8503277A JP S5420614 A JPS5420614 A JP S5420614A
Authority
JP
Japan
Prior art keywords
coding circuit
shading
subtraction
cancel
making
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.)
Pending
Application number
JP8503277A
Other languages
Japanese (ja)
Inventor
Yoshinori Misaki
Hatsuo Hoshino
Hideji Kawakubo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone Corp
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 by Hitachi Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP8503277A priority Critical patent/JPS5420614A/en
Publication of JPS5420614A publication Critical patent/JPS5420614A/en
Pending legal-status Critical Current

Links

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  • Image Input (AREA)

Abstract

PURPOSE: To cancel the shading amount by making a subtraction by the output of a memory circuit in which an A/D-converted shading state has been stored.
COPYRIGHT: (C)1979,JPO&Japio
JP8503277A 1977-07-18 1977-07-18 Coding circuit Pending JPS5420614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8503277A JPS5420614A (en) 1977-07-18 1977-07-18 Coding circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8503277A JPS5420614A (en) 1977-07-18 1977-07-18 Coding circuit

Publications (1)

Publication Number Publication Date
JPS5420614A true JPS5420614A (en) 1979-02-16

Family

ID=13847354

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8503277A Pending JPS5420614A (en) 1977-07-18 1977-07-18 Coding circuit

Country Status (1)

Country Link
JP (1) JPS5420614A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61125297A (en) * 1984-11-13 1986-06-12 ヘーゼルタイン　コーポレーシヨン Compensator for uniformity of color cathode-ray tube displaydevice
US4845551A (en) * 1985-05-31 1989-07-04 Fuji Photo Film Co., Ltd. Method for correcting color photographic image data on the basis of calibration data read from a reference film

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011531A (en) * 1973-05-31 1975-02-06
JPS51105712A (en) * 1975-03-14 1976-09-18 Yokogawa Electric Works Ltd 2 chishingohenkankairo

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5011531A (en) * 1973-05-31 1975-02-06
JPS51105712A (en) * 1975-03-14 1976-09-18 Yokogawa Electric Works Ltd 2 chishingohenkankairo

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61125297A (en) * 1984-11-13 1986-06-12 ヘーゼルタイン　コーポレーシヨン Compensator for uniformity of color cathode-ray tube displaydevice
US4845551A (en) * 1985-05-31 1989-07-04 Fuji Photo Film Co., Ltd. Method for correcting color photographic image data on the basis of calibration data read from a reference film

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