GB713620A - Improvements in devices for separating synchronizing pulses and signal pulses in pulse-code modulation systems - Google Patents

Improvements in devices for separating synchronizing pulses and signal pulses in pulse-code modulation systems

Info

Publication number
GB713620A
GB713620A GB29788/52A GB2978852A GB713620A GB 713620 A GB713620 A GB 713620A GB 29788/52 A GB29788/52 A GB 29788/52A GB 2978852 A GB2978852 A GB 2978852A GB 713620 A GB713620 A GB 713620A
Authority
GB
United Kingdom
Prior art keywords
pulses
pulse
synchronizing
gate
circuit
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
GB29788/52A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB713620A publication Critical patent/GB713620A/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
    • H04N5/04—Synchronising
    • H04N5/08—Separation of synchronising signals from picture signals
    • H04N5/10—Separation of line synchronising signal from frame synchronising signal or vice versa
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0231—Magnetic circuits with PM for power or force generation
    • H01F7/0242—Magnetic drives, magnetic coupling devices
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB29788/52A 1950-05-17 1952-11-25 Improvements in devices for separating synchronizing pulses and signal pulses in pulse-code modulation systems Expired GB713620A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL153618 1950-05-17
NL165664 1951-11-28

Publications (1)

Publication Number Publication Date
GB713620A true GB713620A (en) 1954-08-11

Family

ID=33100489

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29788/52A Expired GB713620A (en) 1950-05-17 1952-11-25 Improvements in devices for separating synchronizing pulses and signal pulses in pulse-code modulation systems

Country Status (7)

Country Link
US (1) US2780672A (en:Method)
BE (1) BE515799A (en:Method)
CH (1) CH307893A (en:Method)
DE (1) DE939333C (en:Method)
FR (2) FR1042985A (en:Method)
GB (1) GB713620A (en:Method)
IT (1) IT500026A (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069504A (en) * 1959-10-19 1962-12-18 Nippon Eiectric Company Ltd Multiplex pulse code modulation system
NL275325A (en:Method) * 1961-02-27

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE472941A (en:Method) * 1944-09-16 1900-01-01
US2451044A (en) * 1945-07-09 1948-10-12 Bell Telephone Labor Inc Communication system employing pulse code modulation
US2529564A (en) * 1946-09-17 1950-11-14 Rca Corp Pulse multiplex receiving system

Also Published As

Publication number Publication date
US2780672A (en) 1957-02-05
IT500026A (en:Method)
CH307893A (de) 1955-06-15
BE515799A (en:Method) 1954-09-03
FR66010E (fr) 1956-04-24
FR1042985A (fr) 1953-11-05
DE939333C (de) 1956-02-23

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