DE3681957D1 - Digitale lesevorrichtung fuer faksimilegeraete. - Google Patents

Digitale lesevorrichtung fuer faksimilegeraete.

Info

Publication number
DE3681957D1
DE3681957D1 DE8686302944T DE3681957T DE3681957D1 DE 3681957 D1 DE3681957 D1 DE 3681957D1 DE 8686302944 T DE8686302944 T DE 8686302944T DE 3681957 T DE3681957 T DE 3681957T DE 3681957 D1 DE3681957 D1 DE 3681957D1
Authority
DE
Germany
Prior art keywords
reading device
facsimile devices
digital reading
facsimile
digital
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
DE8686302944T
Other languages
English (en)
Inventor
Ferdinando Augusti
Luigi Bonatto
Anna Maria Puglisi
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.)
Olivetti SpA
Original Assignee
Olivetti SpA
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 Olivetti SpA filed Critical Olivetti SpA
Application granted granted Critical
Publication of DE3681957D1 publication Critical patent/DE3681957D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/409—Edge or detail enhancement; Noise or error suppression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE8686302944T 1985-05-03 1986-04-18 Digitale lesevorrichtung fuer faksimilegeraete. Expired - Lifetime DE3681957D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67406/85A IT1183815B (it) 1985-05-03 1985-05-03 Dispositivo di lettura digitale di documenti per apparecchiature di trasmissione e o riproduzione di immagini con compensazione in frequenza dei segnali di lettura

Publications (1)

Publication Number Publication Date
DE3681957D1 true DE3681957D1 (de) 1991-11-21

Family

ID=11302125

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686302944T Expired - Lifetime DE3681957D1 (de) 1985-05-03 1986-04-18 Digitale lesevorrichtung fuer faksimilegeraete.

Country Status (5)

Country Link
US (1) US4789901A (de)
EP (1) EP0201234B1 (de)
JP (1) JPS61263356A (de)
DE (1) DE3681957D1 (de)
IT (1) IT1183815B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1183815B (it) * 1985-05-03 1987-10-22 Olivetti & Co Spa Dispositivo di lettura digitale di documenti per apparecchiature di trasmissione e o riproduzione di immagini con compensazione in frequenza dei segnali di lettura
JPH03141773A (ja) * 1989-09-29 1991-06-17 Nisca Corp サンプルホールド回路装置
JPH03289759A (ja) * 1990-03-08 1991-12-19 Toshiba Corp 半導体装置
JP3234814B2 (ja) * 1998-06-30 2001-12-04 株式会社東芝 磁気抵抗効果素子、磁気ヘッド、磁気ヘッドアセンブリ及び磁気記録装置
US7738220B1 (en) 1998-06-30 2010-06-15 Kabushiki Kaisha Toshiba Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system
JP2007187983A (ja) * 2006-01-16 2007-07-26 Sony Corp 撮像装置、およびレンズ位置調整方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471638A (en) * 1966-05-26 1969-10-07 Xerox Corp Elimination of control signal degradation in landline facsimile transmission systems
US3588331A (en) * 1968-05-29 1971-06-28 Nasa Facsimile video remodulation network
US3566027A (en) * 1968-08-07 1971-02-23 Nasa Video signal enhancement system with dynamic range compression and modulation index expansion
US3622699A (en) * 1969-05-16 1971-11-23 Magnavox Co Facsimile system with preemphasis varied by signal rate
US3845242A (en) * 1972-11-21 1974-10-29 Minnesota Mining & Mfg Video signal processing system for facsimile transmission
US4342050A (en) * 1980-09-29 1982-07-27 Xerox Corporation Beam intensity measurement system for raster scanners
US4589034A (en) * 1980-12-05 1986-05-13 Canon Kabushiki Kaisha Image processing apparatus
NL8200719A (nl) * 1982-02-24 1983-09-16 Hitachi Ltd Foto-aftastinrichting.
JPS58166876A (ja) * 1982-03-26 1983-10-03 Canon Inc イメ−ジプロセス装置
US4495404A (en) * 1982-09-27 1985-01-22 Carmichael Wayne E Self-contained compact electric beverage brewing travel kit
JPS60263569A (ja) * 1984-06-11 1985-12-27 Mita Ind Co Ltd 光学的読取り装置
IT1183815B (it) * 1985-05-03 1987-10-22 Olivetti & Co Spa Dispositivo di lettura digitale di documenti per apparecchiature di trasmissione e o riproduzione di immagini con compensazione in frequenza dei segnali di lettura

Also Published As

Publication number Publication date
IT8567406A0 (it) 1985-05-03
EP0201234A3 (en) 1987-09-09
EP0201234A2 (de) 1986-11-12
US4789901A (en) 1988-12-06
EP0201234B1 (de) 1991-10-16
JPS61263356A (ja) 1986-11-21
IT1183815B (it) 1987-10-22
IT8567406A1 (it) 1986-11-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition