GB527104A - Improvements in transmission systems for high frequency electric signals - Google Patents

Improvements in transmission systems for high frequency electric signals

Info

Publication number
GB527104A
GB527104A GB10117/39A GB1011739A GB527104A GB 527104 A GB527104 A GB 527104A GB 10117/39 A GB10117/39 A GB 10117/39A GB 1011739 A GB1011739 A GB 1011739A GB 527104 A GB527104 A GB 527104A
Authority
GB
United Kingdom
Prior art keywords
band
frequencies
filter
path
retardation
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
GB10117/39A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB527104A publication Critical patent/GB527104A/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Details Of Television Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters And Equalizers (AREA)
GB10117/39A 1938-04-23 1939-03-31 Improvements in transmission systems for high frequency electric signals Expired GB527104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR899956X 1938-04-23

Publications (1)

Publication Number Publication Date
GB527104A true GB527104A (en) 1940-10-02

Family

ID=9392456

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10117/39A Expired GB527104A (en) 1938-04-23 1939-03-31 Improvements in transmission systems for high frequency electric signals

Country Status (5)

Country Link
US (1) US2226728A (OSRAM)
DE (1) DE899956C (OSRAM)
FR (1) FR845402A (OSRAM)
GB (1) GB527104A (OSRAM)
NL (1) NL63048C (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416297A (en) * 1944-10-26 1947-02-25 Bell Telephone Labor Inc Wave transmission network
US2416683A (en) * 1944-10-26 1947-03-04 Bell Telephone Labor Inc Wave transmission network
GB588044A (en) * 1944-10-31 1947-05-13 Standard Telephones Cables Ltd Improvements in aerial arrays
US2656514A (en) * 1945-09-14 1953-10-20 Jr Joseph R Perkins Pulse producing system network
US2598683A (en) * 1946-02-05 1952-06-03 Marcel J E Golay Corrected delay line
US2512945A (en) * 1946-06-28 1950-06-27 Heinz E Kallmann Radio-frequency transmission line section
US2615978A (en) * 1947-10-14 1952-10-28 Motorola Inc Pulse width separation filter
US2564556A (en) * 1948-02-26 1951-08-14 Rca Corp Line delay in facsimile
FR964118A (fr) * 1948-03-12 1950-08-07 Paul Francois Marie Gloess Perfectionnements aux systèmes de mesure et de signalisation à distance
US2716733A (en) * 1950-05-10 1955-08-30 Exxon Research Engineering Co Variable bandwidth band-pass filter
US2719272A (en) * 1950-08-24 1955-09-27 Bell Telephone Labor Inc Reduction of transient effects in wide band transmission systems
US2907957A (en) * 1952-12-31 1959-10-06 Cgs Lab Inc Electrically variable delay line
US3046500A (en) * 1952-12-31 1962-07-24 Trak Electronics Company Inc Electrically variable delay line
US2703389A (en) * 1953-11-17 1955-03-01 Hazeltine Research Inc Time-delay network

Also Published As

Publication number Publication date
NL63048C (OSRAM)
US2226728A (en) 1940-12-31
FR845402A (fr) 1939-08-23
DE899956C (de) 1953-12-17

Similar Documents

Publication Publication Date Title
GB527104A (en) Improvements in transmission systems for high frequency electric signals
US2282465A (en) Speech transmission system
US2909733A (en) Hybrid circuit arrangement
ES255196U (es) Filtro de bloqueo para aparatos con aprovechamiento de fre- cuencia portadora de conductores de baja tension
US2337878A (en) Carrier wave signaling system
US2272613A (en) Transmission with level equalizing
US2235018A (en) Electric filter arrangement
US2935703A (en) Echo waveform correctors
GB397551A (en) Improvements in electrical impedance networks and amplifiers
GB824508A (en) Improvements in or relating to repeater testing arrangements in electrical signal transmission systems
US2782269A (en) Magnetic amplifier circuits
US2116172A (en) Composite set
US2176211A (en) Electric wave filter
GB798255A (en) Improvements in or relating to four-terminal networks and to signal distribution systems incorporating such networks
US1430808A (en) Two-way impedance equalizer for transformers
US2073451A (en) Transmission system
GB384035A (en) Improvements in electric retardation networks
GB1062943A (en) Interference suppression system
GB505492A (en) Electric wave amplifying systems
US1809484A (en) Artificial impedance for telephone repeaters
US2282434A (en) Speech transmission system
GB1358860A (en) Variable equalizer for wide band cable transmission systems
GB390271A (en) Improvements in artificial networks for a balancing line or cable impedance
GB554367A (en) Inductance apparatus
GB534603A (en) Wave filters