GB624690A - Improvements in apparatus for controlling the frequency of thermionic oscillators - Google Patents

Improvements in apparatus for controlling the frequency of thermionic oscillators

Info

Publication number
GB624690A
GB624690A GB33413/45A GB3341345A GB624690A GB 624690 A GB624690 A GB 624690A GB 33413/45 A GB33413/45 A GB 33413/45A GB 3341345 A GB3341345 A GB 3341345A GB 624690 A GB624690 A GB 624690A
Authority
GB
United Kingdom
Prior art keywords
valve
voltage
pulses
grid
thermionic
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
GB33413/45A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB624690A publication Critical patent/GB624690A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00Arrangements for synchronising receiver with transmitter
    • H04L7/02Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00Arrangements for synchronising receiver with transmitter
    • H04L7/02Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/04Synchronising
    • H04N5/12Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/04Synchronising
    • H04N5/12Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/123Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal directly commands a frequency generator
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/04Synchronising
    • H04N5/12Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/126Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Particle Accelerators (AREA)
GB33413/45A 1943-03-05 1945-12-11 Improvements in apparatus for controlling the frequency of thermionic oscillators Expired GB624690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR980791T 1943-03-05

Publications (1)

Publication Number Publication Date
GB624690A true GB624690A (en) 1949-06-15

Family

ID=9527727

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33413/45A Expired GB624690A (en) 1943-03-05 1945-12-11 Improvements in apparatus for controlling the frequency of thermionic oscillators

Country Status (3)

Country Link
FR (1) FR980791A (https=)
GB (1) GB624690A (https=)
NL (1) NL115628B (https=)

Also Published As

Publication number Publication date
FR980791A (fr) 1951-05-17
NL115628B (https=)

Similar Documents

Publication Publication Date Title
US2277000A (en) Synchronizing system
US2468058A (en) Blocking system for multichannel operation
GB637243A (en) Frequency and phase control system
GB646929A (en) Improvements in or relating to control circuits for electrical oscillation generators
GB1325219A (en) Variable frequency oscillator systems
GB624690A (en) Improvements in apparatus for controlling the frequency of thermionic oscillators
GB621781A (en) Improvements relating to electrical discharge means particularly pulse-generating means and blocking oscillators for use therewith
GB1285624A (en) Circuit for controlling frequency with voltage
GB841378A (en) Frequency-control systems
US2500581A (en) Frequency divider
GB886434A (en) Improvements in oscillator synchronisation circuits
GB952626A (en) A frequency control system
GB664407A (en) Television receiving apparatus
GB668146A (en) Improvements in and relating to oscillator synchronizing systems
GB639556A (en) Improvements in frequency multiplier
US2859399A (en) Control system
GB641749A (en) Improvements in circuits for the stabilisation of the mean frequency of a frequency-modulated oscillation
US2707233A (en) Frequency stabilization
GB871342A (en) Improvements in or relating to apparatus for the generation of impulses
US2693531A (en) Apparatus for generating television and like waveforms
GB631972A (en) Sawtooth current oscillation generator
US2454810A (en) Radio transmitting and receiving system
GB951230A (en) Improvements in and relating to frequency control systems
GB927602A (en) Improvements in or relating to circuit arrangements for synchronizing a relaxation oscillator
US2410523A (en) Phase-responsive system