GB510715A - Improvements in television receivers - Google Patents

Improvements in television receivers

Info

Publication number
GB510715A
GB510715A GB3582/38A GB358238A GB510715A GB 510715 A GB510715 A GB 510715A GB 3582/38 A GB3582/38 A GB 3582/38A GB 358238 A GB358238 A GB 358238A GB 510715 A GB510715 A GB 510715A
Authority
GB
United Kingdom
Prior art keywords
television receivers
receivers
television
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
GB3582/38A
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.)
Kolster Brandes Ltd
Original Assignee
Kolster Brandes 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 Kolster Brandes Ltd filed Critical Kolster Brandes Ltd
Priority to GB3582/38A priority Critical patent/GB510715A/en
Priority to US248444A priority patent/US2295059A/en
Publication of GB510715A publication Critical patent/GB510715A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
GB3582/38A 1938-02-04 1938-02-04 Improvements in television receivers Expired GB510715A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3582/38A GB510715A (en) 1938-02-04 1938-02-04 Improvements in television receivers
US248444A US2295059A (en) 1938-02-04 1938-12-30 Television receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3582/38A GB510715A (en) 1938-02-04 1938-02-04 Improvements in television receivers

Publications (1)

Publication Number Publication Date
GB510715A true GB510715A (en) 1939-08-04

Family

ID=9761062

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3582/38A Expired GB510715A (en) 1938-02-04 1938-02-04 Improvements in television receivers

Country Status (2)

Country Link
US (1) US2295059A (en)
GB (1) GB510715A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550960A (en) * 1947-05-21 1951-05-01 Hazeltine Research Inc Television receiver contrast and brightness control
US2618703A (en) * 1947-12-13 1952-11-18 Hazeltine Research Inc Keyed direct current reinsertion circuit
US2698933A (en) * 1950-09-21 1955-01-04 Rca Corp Cathode-ray tube apparatus with partial direct current restoration
US2708687A (en) * 1949-05-10 1955-05-17 Motorola Inc Combined direct current reinserter and synchronizing pulse separator

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489155A (en) * 1944-12-30 1949-11-22 Allis Chalmcrs Mfg Company Electric control circuit
NL77693C (en) * 1948-05-21
US2540646A (en) * 1948-06-09 1951-02-06 Scophony Ltd Cathode-ray tube modulation circuits for television receivers
US2572179A (en) * 1949-05-24 1951-10-23 Philco Corp Peak leveling circuit
US2800528A (en) * 1949-06-23 1957-07-23 Du Mont Allen B Lab Inc Video amplifier bridge circuit for minimizing supply voltage variations
US2716152A (en) * 1950-03-28 1955-08-23 Emi Ltd Remote control for television camera
US2672505A (en) * 1950-06-13 1954-03-16 Avco Mfg Corp Black level shift compensating amplifier
DE1043387B (en) * 1957-07-23 1958-11-13 Telefunken Gmbh Circuit arrangement for television receivers to keep the black level constant
SE320516B (en) * 1967-09-26 1970-02-09 Bofors Ab
US3969579A (en) * 1974-03-27 1976-07-13 Gte Sylvania Incorporated Contrast, brightness and peaking control circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550960A (en) * 1947-05-21 1951-05-01 Hazeltine Research Inc Television receiver contrast and brightness control
US2618703A (en) * 1947-12-13 1952-11-18 Hazeltine Research Inc Keyed direct current reinsertion circuit
US2708687A (en) * 1949-05-10 1955-05-17 Motorola Inc Combined direct current reinserter and synchronizing pulse separator
US2698933A (en) * 1950-09-21 1955-01-04 Rca Corp Cathode-ray tube apparatus with partial direct current restoration

Also Published As

Publication number Publication date
US2295059A (en) 1942-09-08

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