GB1212336A - Transmission system for the transmission of information in a prescribed frequency band - Google Patents

Transmission system for the transmission of information in a prescribed frequency band

Info

Publication number
GB1212336A
GB1212336A GB4952/69A GB495269A GB1212336A GB 1212336 A GB1212336 A GB 1212336A GB 4952/69 A GB4952/69 A GB 4952/69A GB 495269 A GB495269 A GB 495269A GB 1212336 A GB1212336 A GB 1212336A
Authority
GB
United Kingdom
Prior art keywords
generator
circuit
pulse pattern
gate
adder
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
GB4952/69A
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 Electronics UK Ltd
Original Assignee
Philips Electronic and Associated 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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1212336A publication Critical patent/GB1212336A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/043—Pseudo-noise [PN] codes variable during transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
GB4952/69A 1968-02-01 1969-01-29 Transmission system for the transmission of information in a prescribed frequency band Expired GB1212336A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6801502A NL6801502A (US08177716-20120515-C00003.png) 1968-02-01 1968-02-01

Publications (1)

Publication Number Publication Date
GB1212336A true GB1212336A (en) 1970-11-11

Family

ID=19802656

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4952/69A Expired GB1212336A (en) 1968-02-01 1969-01-29 Transmission system for the transmission of information in a prescribed frequency band

Country Status (8)

Country Link
US (1) US3629505A (US08177716-20120515-C00003.png)
JP (1) JPS4938049B1 (US08177716-20120515-C00003.png)
BE (1) BE727702A (US08177716-20120515-C00003.png)
ES (1) ES363108A2 (US08177716-20120515-C00003.png)
FR (1) FR2001168A6 (US08177716-20120515-C00003.png)
GB (1) GB1212336A (US08177716-20120515-C00003.png)
NL (1) NL6801502A (US08177716-20120515-C00003.png)
SE (1) SE356863B (US08177716-20120515-C00003.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3740478A (en) * 1971-10-19 1973-06-19 Philips Corp Pseudo-random multiplex synchronizer
US3893031A (en) * 1972-11-08 1975-07-01 Boeing Co Synchronization system for voice privacy unit
US3967062A (en) * 1975-03-05 1976-06-29 Ncr Corporation Method and apparatus for encoding data and clock information in a self-clocking data stream
US4176248A (en) * 1977-12-23 1979-11-27 Bell Telephone Laboratories, Incorporated System for identifying and correcting the polarity of a data signal
US4723246A (en) * 1982-05-11 1988-02-02 Tandem Computers Incorporated Integrated scrambler-encoder using PN sequence generator
FR2597687B1 (fr) * 1986-04-18 1992-01-17 Lmt Radio Professionelle Procede et dispositif de regeneration rapide de l'integrite du debit binaire dans un reseau plesiochrone.
GB8808301D0 (en) * 1988-04-08 1988-05-11 British Telecomm Regenerative node for ring network

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069657A (en) * 1958-06-11 1962-12-18 Sylvania Electric Prod Selective calling system
US3067280A (en) * 1959-09-15 1962-12-04 Teleprompter Corp Secret signaling
US3142723A (en) * 1961-11-29 1964-07-28 Bell Telephone Labor Inc Frequency shift keying system
NL292831A (US08177716-20120515-C00003.png) * 1963-05-15 1965-07-26
US3406344A (en) * 1964-07-01 1968-10-15 Bell Telephone Labor Inc Transmission of low frequency signals by modulation of voice carrier

Also Published As

Publication number Publication date
BE727702A (US08177716-20120515-C00003.png) 1969-07-30
SE356863B (US08177716-20120515-C00003.png) 1973-06-04
FR2001168A6 (US08177716-20120515-C00003.png) 1969-09-26
US3629505A (en) 1971-12-21
JPS4938049B1 (US08177716-20120515-C00003.png) 1974-10-15
NL6801502A (US08177716-20120515-C00003.png) 1969-08-05
ES363108A2 (es) 1970-12-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee