JPS53118917A - Correction method for digital signal - Google Patents

Correction method for digital signal

Info

Publication number
JPS53118917A
JPS53118917A JP3415077A JP3415077A JPS53118917A JP S53118917 A JPS53118917 A JP S53118917A JP 3415077 A JP3415077 A JP 3415077A JP 3415077 A JP3415077 A JP 3415077A JP S53118917 A JPS53118917 A JP S53118917A
Authority
JP
Japan
Prior art keywords
digital signal
correction method
information
missing
video signal
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
JP3415077A
Other languages
Japanese (ja)
Other versions
JPS6019708B2 (en
Inventor
Mitsuki Sagane
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP52034150A priority Critical patent/JPS6019708B2/en
Publication of JPS53118917A publication Critical patent/JPS53118917A/en
Publication of JPS6019708B2 publication Critical patent/JPS6019708B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Manipulation Of Pulses (AREA)
  • Image Input (AREA)

Abstract

PURPOSE: To enable to compensate missing of information at binarization of video signal, by comparing the video signal with a reference signal different from another and by compensating the missing of information at high information density for the output signal.
COPYRIGHT: (C)1978,JPO&Japio
JP52034150A 1977-03-28 1977-03-28 Image signal binarization circuit Expired JPS6019708B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52034150A JPS6019708B2 (en) 1977-03-28 1977-03-28 Image signal binarization circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52034150A JPS6019708B2 (en) 1977-03-28 1977-03-28 Image signal binarization circuit

Publications (2)

Publication Number Publication Date
JPS53118917A true JPS53118917A (en) 1978-10-17
JPS6019708B2 JPS6019708B2 (en) 1985-05-17

Family

ID=12406159

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52034150A Expired JPS6019708B2 (en) 1977-03-28 1977-03-28 Image signal binarization circuit

Country Status (1)

Country Link
JP (1) JPS6019708B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001798A1 (en) * 1980-11-17 1982-05-27 Amemiya Takeshi System for reading variable scanning picture signal while moving threshold level
US5057936A (en) * 1989-08-21 1991-10-15 Xerox Corporation Copy quality monitoring

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6310215U (en) * 1986-07-07 1988-01-23

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001798A1 (en) * 1980-11-17 1982-05-27 Amemiya Takeshi System for reading variable scanning picture signal while moving threshold level
US4482922A (en) * 1980-11-17 1984-11-13 Fujitsu Limited Picture signal read system
US5057936A (en) * 1989-08-21 1991-10-15 Xerox Corporation Copy quality monitoring

Also Published As

Publication number Publication date
JPS6019708B2 (en) 1985-05-17

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