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US2023217A - Television scanning apparatus - Google Patents

Television scanning apparatus Download PDF

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Publication number
US2023217A
US2023217A US670491A US67049133A US2023217A US 2023217 A US2023217 A US 2023217A US 670491 A US670491 A US 670491A US 67049133 A US67049133 A US 67049133A US 2023217 A US2023217 A US 2023217A
Authority
US
United States
Prior art keywords
scanning apparatus
television scanning
television
scanning
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
US670491A
Inventor
Frank A Benford
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.)
General Electric Co
Original Assignee
General Electric 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
Application filed by General Electric Co filed Critical General Electric Co
Priority to US670491A priority Critical patent/US2023217A/en
Application granted granted Critical
Publication of US2023217A publication Critical patent/US2023217A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/06—Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
    • H04N7/063—Simultaneous transmission of separate parts of one picture
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/08—Anamorphotic objectives

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
US670491A 1933-05-11 1933-05-11 Television scanning apparatus Expired - Lifetime US2023217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US670491A US2023217A (en) 1933-05-11 1933-05-11 Television scanning apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US670491A US2023217A (en) 1933-05-11 1933-05-11 Television scanning apparatus

Publications (1)

Publication Number Publication Date
US2023217A true US2023217A (en) 1935-12-03

Family

ID=24690608

Family Applications (1)

Application Number Title Priority Date Filing Date
US670491A Expired - Lifetime US2023217A (en) 1933-05-11 1933-05-11 Television scanning apparatus

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780141A (en) * 1955-03-31 1957-02-05 Eastman Kodak Co Prism magnification system having correction means for unilateral color
US2798411A (en) * 1954-04-12 1957-07-09 Taylor Taylor & Hobson Ltd Two member anamorphotic prism systems having their operative planes at right angles and axial deviation directions parallel
US2816480A (en) * 1953-11-23 1957-12-17 Superscope Inc Prism type anamorphoscopic device
US2816481A (en) * 1955-03-30 1957-12-17 Marvin P Farley Adjustable optical prism system for producing variation in size of images in projectors and cameras
US2821111A (en) * 1954-09-22 1958-01-28 Taylor Taylor & Hobson Ltd Anamorphotic optical systems
US2828670A (en) * 1954-08-30 1958-04-01 Eastman Kodak Co Prism-lens optical systems of variable focal length and including two anamorphotic prismatic systems
US2843015A (en) * 1955-09-01 1958-07-15 Eastman Kodak Co Prism magnification systems comprising three or more prisms
US2975670A (en) * 1955-04-22 1961-03-21 Gen Precision Inc Method and apparatus for producing visual display
DE1178713B (en) * 1955-01-05 1964-09-24 Link Aviation Inc Method and device for imitating the perspective view of an area to be viewed from a selected point of view, in particular for flight training devices
US3226721A (en) * 1948-03-26 1965-12-28 Sperry Rand Corp Scanning antenna utilizing four rotary prisms to produce rectilinear scan and fifth rotary prism to produce conical scan
US3547512A (en) * 1968-04-16 1970-12-15 Research Corp Optical apparatus providing focalplane-specific illumination
US3619028A (en) * 1970-06-25 1971-11-09 Honeywell Inc Fourier optical scanner
US6473250B1 (en) * 1998-01-21 2002-10-29 Renishaw Plc Beam deflector
CN103056519A (en) * 2012-12-26 2013-04-24 中科中涵激光设备（福建）股份有限公司 Taper-controllable laser micropore machining light beam scanning device and control method thereof

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3226721A (en) * 1948-03-26 1965-12-28 Sperry Rand Corp Scanning antenna utilizing four rotary prisms to produce rectilinear scan and fifth rotary prism to produce conical scan
US2816480A (en) * 1953-11-23 1957-12-17 Superscope Inc Prism type anamorphoscopic device
US2798411A (en) * 1954-04-12 1957-07-09 Taylor Taylor & Hobson Ltd Two member anamorphotic prism systems having their operative planes at right angles and axial deviation directions parallel
US2828670A (en) * 1954-08-30 1958-04-01 Eastman Kodak Co Prism-lens optical systems of variable focal length and including two anamorphotic prismatic systems
US2821111A (en) * 1954-09-22 1958-01-28 Taylor Taylor & Hobson Ltd Anamorphotic optical systems
DE1178713B (en) * 1955-01-05 1964-09-24 Link Aviation Inc Method and device for imitating the perspective view of an area to be viewed from a selected point of view, in particular for flight training devices
US2816481A (en) * 1955-03-30 1957-12-17 Marvin P Farley Adjustable optical prism system for producing variation in size of images in projectors and cameras
US2780141A (en) * 1955-03-31 1957-02-05 Eastman Kodak Co Prism magnification system having correction means for unilateral color
US2975670A (en) * 1955-04-22 1961-03-21 Gen Precision Inc Method and apparatus for producing visual display
US2843015A (en) * 1955-09-01 1958-07-15 Eastman Kodak Co Prism magnification systems comprising three or more prisms
US3547512A (en) * 1968-04-16 1970-12-15 Research Corp Optical apparatus providing focalplane-specific illumination
US3619028A (en) * 1970-06-25 1971-11-09 Honeywell Inc Fourier optical scanner
US6473250B1 (en) * 1998-01-21 2002-10-29 Renishaw Plc Beam deflector
CN103056519A (en) * 2012-12-26 2013-04-24 中科中涵激光设备（福建）股份有限公司 Taper-controllable laser micropore machining light beam scanning device and control method thereof
CN103056519B (en) * 2012-12-26 2014-11-26 中科中涵激光设备（福建）股份有限公司 Taper-controllable laser micropore machining light beam scanning device and control method thereof

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