GB1452195A - Filter for selective speed xerographic printings in facsimile transceivers and the like - Google Patents

Filter for selective speed xerographic printings in facsimile transceivers and the like

Info

Publication number
GB1452195A
GB1452195A GB2176974A GB2176974A GB1452195A GB 1452195 A GB1452195 A GB 1452195A GB 2176974 A GB2176974 A GB 2176974A GB 2176974 A GB2176974 A GB 2176974A GB 1452195 A GB1452195 A GB 1452195A
Authority
GB
United Kingdom
Prior art keywords
mirror
drum
xerographic
printings
filter
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
GB2176974A
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of GB1452195A publication Critical patent/GB1452195A/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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/207—Simultaneous scanning of the original picture and the reproduced picture with a common scanning device

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Laser Beam Printer (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
GB2176974A 1973-05-17 1974-05-16 Filter for selective speed xerographic printings in facsimile transceivers and the like Expired GB1452195A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00361386A US3858004A (en) 1973-05-17 1973-05-17 Filter for selective speed xerographic printing in facsimile transceivers and the like

Publications (1)

Publication Number Publication Date
GB1452195A true GB1452195A (en) 1976-10-13

Family

ID=23421821

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2176974A Expired GB1452195A (en) 1973-05-17 1974-05-16 Filter for selective speed xerographic printings in facsimile transceivers and the like

Country Status (9)

Country Link
US (1) US3858004A (enExample)
AU (1) AU473906B2 (enExample)
BE (1) BE815045A (enExample)
CA (1) CA1021007A (enExample)
DE (1) DE2421857C3 (enExample)
FR (1) FR2230134B1 (enExample)
GB (1) GB1452195A (enExample)
IT (1) IT1012347B (enExample)
NL (1) NL7405925A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319285A (en) * 1976-04-01 1982-03-09 Xerox Corporation Exposure control for selective speed xerographic printing and the like
US4197560A (en) * 1976-04-01 1980-04-08 Xerox Corporation Exposure control for selective speed xerographic printing and the like
US4167324A (en) * 1977-10-17 1979-09-11 Burroughs Corporation Apparatus for xerographically printing a composite record based on fixed and variable data
US4343540A (en) * 1981-02-17 1982-08-10 The Gerber Scientific Instrument Company Plotting apparatus and method utilizing encoded optical means
US4559546A (en) * 1984-09-04 1985-12-17 Xerox Corporation Intensity control for the imaging beam of a raster scanner
JPH01240070A (ja) * 1988-03-19 1989-09-25 Fuji Photo Film Co Ltd 画像読取記録装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3195405A (en) * 1962-12-07 1965-07-20 Thompson Ramo Wooldridge Inc Optical attenuator
US3316348A (en) * 1963-05-01 1967-04-25 Perkin Elmer Corp Scanning system for recording pictorial data
US3750189A (en) * 1971-10-18 1973-07-31 Ibm Light scanning and printing system

Also Published As

Publication number Publication date
US3858004A (en) 1974-12-31
DE2421857C3 (de) 1985-08-22
CA1021007A (en) 1977-11-15
DE2421857A1 (de) 1974-12-05
AU473906B2 (en) 1976-07-08
DE2421857B2 (de) 1978-10-05
IT1012347B (it) 1977-03-10
FR2230134B1 (enExample) 1981-10-09
FR2230134A1 (enExample) 1974-12-13
BE815045A (fr) 1974-09-02
AU6888174A (en) 1975-11-13
NL7405925A (enExample) 1974-11-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee