GB662956A - Improvements in or relating to pulse-modulation signalling systems - Google Patents

Improvements in or relating to pulse-modulation signalling systems

Info

Publication number
GB662956A
GB662956A GB5714/49A GB571449A GB662956A GB 662956 A GB662956 A GB 662956A GB 5714/49 A GB5714/49 A GB 5714/49A GB 571449 A GB571449 A GB 571449A GB 662956 A GB662956 A GB 662956A
Authority
GB
United Kingdom
Prior art keywords
pulse
channel
frequency
fed
pulses
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
GB5714/49A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Philips Electronics NV
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 Philips Gloeilampenfabrieken NV, Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB662956A publication Critical patent/GB662956A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0617—Systems characterised by the synchronising information used the synchronising signal being characterised by the frequency or phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electrotherapy Devices (AREA)
GB5714/49A 1948-03-05 1949-03-02 Improvements in or relating to pulse-modulation signalling systems Expired GB662956A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL273565X 1948-03-05

Publications (1)

Publication Number Publication Date
GB662956A true GB662956A (en) 1951-12-12

Family

ID=19782036

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5714/49A Expired GB662956A (en) 1948-03-05 1949-03-02 Improvements in or relating to pulse-modulation signalling systems

Country Status (5)

Country Link
BE (1) BE487692A (enrdf_load_stackoverflow)
CH (1) CH273565A (enrdf_load_stackoverflow)
DE (1) DE912585C (enrdf_load_stackoverflow)
FR (1) FR982306A (enrdf_load_stackoverflow)
GB (1) GB662956A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL90820C (enrdf_load_stackoverflow) * 1951-04-30
NL87854C (enrdf_load_stackoverflow) * 1951-06-12
DE1023802B (de) * 1952-02-15 1958-02-06 Telefunken Gmbh Verfahren und Einrichtung zur Mehrkanal-Nachrichtenuebertragung
DE1007392B (de) * 1952-02-16 1957-05-02 Telefunken Gmbh Einschleusung von Niederfrequenzkanaelen in Relaisstationen einer Mehrkanalnachrichtenuebertragungsanlage mit Impulsen
DE1056676B (de) * 1952-05-19 1959-05-06 Siemens Ag Pulsphasenmodulationssystem mit Synchronisierungsimpuls
DE954434C (de) * 1952-06-26 1956-12-20 Siemens Ag Verfahren und Einrichtung zur Synchronisierung und phasenrichtigen Einstellung von Pulsmodulationssystemen, insbesondere Pulsphasenmodulationssystemen

Also Published As

Publication number Publication date
BE487692A (enrdf_load_stackoverflow)
DE912585C (de) 1954-05-31
FR982306A (fr) 1951-06-08
CH273565A (de) 1951-02-15

Similar Documents

Publication Publication Date Title
GB584729A (en) Improvements in or relating to electrical signalling systems
GB601931A (en) Multi-channel communication system
GB651088A (en) Electric pulse communication system
GB1009266A (en) Frequency-modulation receiver for stereophonic or monophonic signals
GB662956A (en) Improvements in or relating to pulse-modulation signalling systems
US2979611A (en) Synchronous demodulation system
GB658111A (en) Improvements in and relating to selective sideband transmission and reception systems
US3310742A (en) Frequency diversity transmitting system
GB587942A (en) Improvements relating to demodulation arrangements in electrical pulse modulation communication systems
GB664407A (en) Television receiving apparatus
US2529564A (en) Pulse multiplex receiving system
US2517579A (en) Multichannel pulse receiving system
US3950702A (en) Circuits for detecting trigger signals for use in synthesizing type receivers
US3184545A (en) Synchronizing system pickups with television intercommunication provided by phase modulation of reference pulses
GB929025A (en) Improvements in or relating to signal transmission systems
McGuire et al. A common-wave duplex pulse-communication system
US3106711A (en) Multiplex control system
US5091943A (en) Fm stereo receiving device
US2758202A (en) Frequency modulation system
GB580769A (en) Improvements relating to pulse signalling systems
GB663716A (en) Improvements in or relating to circuits for demodulating modulated-pulse signals
GB1060173A (en) Frequency diversity transmitting system
GB655193A (en) Improvements in or relating to modulated-pulse multiplex signalling systems
US2718553A (en) Synchronizing system
GB579565A (en) Improvements relating to demodulating apparatus for pulse signalling systems