JPS5556765A - Noise elimination method for picture process - Google Patents

Noise elimination method for picture process

Info

Publication number
JPS5556765A
JPS5556765A JP13087378A JP13087378A JPS5556765A JP S5556765 A JPS5556765 A JP S5556765A JP 13087378 A JP13087378 A JP 13087378A JP 13087378 A JP13087378 A JP 13087378A JP S5556765 A JPS5556765 A JP S5556765A
Authority
JP
Japan
Prior art keywords
level
threshold level
picture
picture information
density
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
JP13087378A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6336189B2 (enrdf_load_stackoverflow
Inventor
Morizumi Kurose
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 JP13087378A priority Critical patent/JPS5556765A/ja
Publication of JPS5556765A publication Critical patent/JPS5556765A/ja
Publication of JPS6336189B2 publication Critical patent/JPS6336189B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
JP13087378A 1978-10-24 1978-10-24 Noise elimination method for picture process Granted JPS5556765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13087378A JPS5556765A (en) 1978-10-24 1978-10-24 Noise elimination method for picture process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13087378A JPS5556765A (en) 1978-10-24 1978-10-24 Noise elimination method for picture process

Publications (2)

Publication Number Publication Date
JPS5556765A true JPS5556765A (en) 1980-04-25
JPS6336189B2 JPS6336189B2 (enrdf_load_stackoverflow) 1988-07-19

Family

ID=15044684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13087378A Granted JPS5556765A (en) 1978-10-24 1978-10-24 Noise elimination method for picture process

Country Status (1)

Country Link
JP (1) JPS5556765A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589034A (en) * 1980-12-05 1986-05-13 Canon Kabushiki Kaisha Image processing apparatus
US6483544B1 (en) 1994-03-18 2002-11-19 Fujitsu Limited Image processing method and image processing apparatus for executing gradation conversion of a pixel

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6430683U (enrdf_load_stackoverflow) * 1987-08-17 1989-02-27
KR102274769B1 (ko) * 2018-11-30 2021-07-08 주식회사 딥서치 관심 토픽에 대한 투자 대상 기업을 결정하는 방법 및 그 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5350943A (en) * 1976-10-20 1978-05-09 Sumitomo Electric Ind Ltd Binary circuit for analog signal
JPS5373029A (en) * 1976-12-13 1978-06-29 Nippon Telegr & Teleph Corp <Ntt> Binary sampling methid of analog facsimile signal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5350943A (en) * 1976-10-20 1978-05-09 Sumitomo Electric Ind Ltd Binary circuit for analog signal
JPS5373029A (en) * 1976-12-13 1978-06-29 Nippon Telegr & Teleph Corp <Ntt> Binary sampling methid of analog facsimile signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589034A (en) * 1980-12-05 1986-05-13 Canon Kabushiki Kaisha Image processing apparatus
US6483544B1 (en) 1994-03-18 2002-11-19 Fujitsu Limited Image processing method and image processing apparatus for executing gradation conversion of a pixel

Also Published As

Publication number Publication date
JPS6336189B2 (enrdf_load_stackoverflow) 1988-07-19

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