JPH0523667B2 - - Google Patents

Info

Publication number
JPH0523667B2
JPH0523667B2 JP61073279A JP7327986A JPH0523667B2 JP H0523667 B2 JPH0523667 B2 JP H0523667B2 JP 61073279 A JP61073279 A JP 61073279A JP 7327986 A JP7327986 A JP 7327986A JP H0523667 B2 JPH0523667 B2 JP H0523667B2
Authority
JP
Japan
Prior art keywords
white level
leading edge
background color
area
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.)
Expired - Lifetime
Application number
JP61073279A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62230257A (ja
Inventor
Masahiko Kobako
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.)
PFU Ltd
Original Assignee
PFU 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 PFU Ltd filed Critical PFU Ltd
Priority to JP61073279A priority Critical patent/JPS62230257A/ja
Publication of JPS62230257A publication Critical patent/JPS62230257A/ja
Publication of JPH0523667B2 publication Critical patent/JPH0523667B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP61073279A 1986-03-31 1986-03-31 白レベル追従方式 Granted JPS62230257A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61073279A JPS62230257A (ja) 1986-03-31 1986-03-31 白レベル追従方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61073279A JPS62230257A (ja) 1986-03-31 1986-03-31 白レベル追従方式

Publications (2)

Publication Number Publication Date
JPS62230257A JPS62230257A (ja) 1987-10-08
JPH0523667B2 true JPH0523667B2 (de) 1993-04-05

Family

ID=13513544

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61073279A Granted JPS62230257A (ja) 1986-03-31 1986-03-31 白レベル追従方式

Country Status (1)

Country Link
JP (1) JPS62230257A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0574070U (ja) * 1992-03-02 1993-10-08 沖電気工業株式会社 読み書き装置とそのヘッド構造

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6364715B2 (ja) * 2013-07-18 2018-08-01 セイコーエプソン株式会社 透過型表示装置および透過型表示装置の制御方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54114113A (en) * 1978-02-27 1979-09-06 Ricoh Co Ltd Picture information reading device
JPS554074A (en) * 1978-06-26 1980-01-12 Ricoh Co Ltd Original end detecting method
JPS55166378A (en) * 1979-06-14 1980-12-25 Canon Inc Copy recorder
JPS58115584A (ja) * 1981-12-29 1983-07-09 Fujitsu Ltd 白レベルホロワチエツク方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0574070U (ja) * 1992-03-02 1993-10-08 沖電気工業株式会社 読み書き装置とそのヘッド構造

Also Published As

Publication number Publication date
JPS62230257A (ja) 1987-10-08

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