NO824373L - Billedprojeksjonssystem. - Google Patents

Billedprojeksjonssystem.

Info

Publication number
NO824373L
NO824373L NO824373A NO824373A NO824373L NO 824373 L NO824373 L NO 824373L NO 824373 A NO824373 A NO 824373A NO 824373 A NO824373 A NO 824373A NO 824373 L NO824373 L NO 824373L
Authority
NO
Norway
Prior art keywords
projection system
picture projection
picture
projection
Prior art date
Application number
NO824373A
Other languages
English (en)
Other versions
NO165896C (no
NO165896B (no
Inventor
Ralph J Gagnon
Original Assignee
Hughes Aircraft Co
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
Priority claimed from US06/334,681 external-priority patent/US4544237A/en
Priority claimed from US06/334,678 external-priority patent/US4464019A/en
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of NO824373L publication Critical patent/NO824373L/no
Publication of NO165896B publication Critical patent/NO165896B/no
Publication of NO165896C publication Critical patent/NO165896C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Liquid Crystal (AREA)
NO82824373A 1981-12-28 1982-12-27 Billedprojeksjonssystem. NO165896C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/334,681 US4544237A (en) 1981-12-28 1981-12-28 High efficiency optical tank for two-color liquid crystal light valve image projection with color selective prepolarization
US06/334,678 US4464019A (en) 1981-12-28 1981-12-28 Two-color liquid crystal light valve image projection system with color selective prepolarizers in single optical tank

Publications (3)

Publication Number Publication Date
NO824373L true NO824373L (no) 1983-06-29
NO165896B NO165896B (no) 1991-01-14
NO165896C NO165896C (no) 1991-04-24

Family

ID=26989316

Family Applications (1)

Application Number Title Priority Date Filing Date
NO82824373A NO165896C (no) 1981-12-28 1982-12-27 Billedprojeksjonssystem.

Country Status (5)

Country Link
EP (1) EP0083087B1 (no)
CA (1) CA1212852A (no)
DE (1) DE3276994D1 (no)
IL (1) IL67569A (no)
NO (1) NO165896C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690526A (en) * 1985-09-12 1987-09-01 Hughes Aircraft Company Prism assembly for a single light valve full-color projector
US4824214A (en) * 1987-07-27 1989-04-25 Hughes Aircraft Company Unitary prepolarizing prism assembly for a four color liquid crystal light valve image projector
DE102004033205A1 (de) * 2004-07-09 2006-02-09 Fresenius Kabi Deutschland Gmbh Steriler Port

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4127322A (en) * 1975-12-05 1978-11-28 Hughes Aircraft Company High brightness full color image light valve projection system
US4191456A (en) * 1979-03-08 1980-03-04 Hughes Aircraft Company Optical block for high brightness full color video projection system

Also Published As

Publication number Publication date
CA1212852A (en) 1986-10-21
EP0083087A3 (en) 1984-08-15
IL67569A (en) 1988-11-30
IL67569A0 (en) 1983-05-15
EP0083087A2 (en) 1983-07-06
EP0083087B1 (en) 1987-08-12
DE3276994D1 (en) 1987-09-17
NO165896C (no) 1991-04-24
NO165896B (no) 1991-01-14

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