GB1572539A - Variable speed facsimile transmitter using storage mode photodetection array - Google Patents

Variable speed facsimile transmitter using storage mode photodetection array Download PDF

Info

Publication number
GB1572539A
GB1572539A GB474778A GB474778A GB1572539A GB 1572539 A GB1572539 A GB 1572539A GB 474778 A GB474778 A GB 474778A GB 474778 A GB474778 A GB 474778A GB 1572539 A GB1572539 A GB 1572539A
Authority
GB
United Kingdom
Prior art keywords
sync
variable speed
photodetection
common multiple
photodetection array
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
Application number
GB474778A
Other languages
English (en)
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.)
Panasonic System Solutions Japan Co Ltd
Panasonic Holdings Corp
Original Assignee
Matsushita Graphic Communication Systems Inc
Matsushita Electric Industrial 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 Matsushita Graphic Communication Systems Inc, Matsushita Electric Industrial Co Ltd filed Critical Matsushita Graphic Communication Systems Inc
Publication of GB1572539A publication Critical patent/GB1572539A/en
Expired 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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • 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
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Facsimile Transmission Control (AREA)
GB474778A 1977-02-07 1978-02-06 Variable speed facsimile transmitter using storage mode photodetection array Expired GB1572539A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52012729A JPS5855712B2 (ja) 1977-02-07 1977-02-07 ファクシミリ走査方式

Publications (1)

Publication Number Publication Date
GB1572539A true GB1572539A (en) 1980-07-30

Family

ID=11813518

Family Applications (1)

Application Number Title Priority Date Filing Date
GB474778A Expired GB1572539A (en) 1977-02-07 1978-02-06 Variable speed facsimile transmitter using storage mode photodetection array

Country Status (5)

Country Link
JP (1) JPS5855712B2 (de)
CA (1) CA1130443A (de)
DE (1) DE2804979A1 (de)
FR (1) FR2379955A1 (de)
GB (1) GB1572539A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2163316A (en) * 1984-07-17 1986-02-19 Canon Kk Image readout apparatus

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53141520A (en) * 1977-05-16 1978-12-09 Ricoh Co Ltd Picture scanning read system of semiconductor photo detector
US4223357A (en) * 1978-10-23 1980-09-16 Alden Research Foundation Facsimile recorder with sweep rate detection
FR2440668A1 (fr) * 1978-11-03 1980-05-30 Thomson Csf Dispositif d'analyse par photosenseur et appareil de fac-simile comportant un tel dispositif
JPS56158571A (en) * 1980-05-12 1981-12-07 Nec Corp Facsimile dispatching broadcast communication system
JPS5995769A (ja) * 1982-11-25 1984-06-01 Hitachi Ltd Ｃｃｄセンサ駆動装置
JPH0748785B2 (ja) * 1986-07-04 1995-05-24 キヤノン株式会社 信号読み出し方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49130118A (de) * 1973-04-13 1974-12-13
US3867569A (en) * 1974-02-25 1975-02-18 Bell Telephone Labor Inc Compact flatbed page scanner
JPS5423761B2 (de) * 1975-03-13 1979-08-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2163316A (en) * 1984-07-17 1986-02-19 Canon Kk Image readout apparatus

Also Published As

Publication number Publication date
JPS5397319A (en) 1978-08-25
FR2379955A1 (fr) 1978-09-01
DE2804979B2 (de) 1981-07-18
DE2804979C3 (de) 1982-05-13
CA1130443A (en) 1982-08-24
FR2379955B1 (de) 1983-01-14
JPS5855712B2 (ja) 1983-12-10
DE2804979A1 (de) 1978-08-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970206