GB1444824A - Synchronous data transmission systems - Google Patents

Synchronous data transmission systems

Info

Publication number
GB1444824A
GB1444824A GB4770673A GB4770673A GB1444824A GB 1444824 A GB1444824 A GB 1444824A GB 4770673 A GB4770673 A GB 4770673A GB 4770673 A GB4770673 A GB 4770673A GB 1444824 A GB1444824 A GB 1444824A
Authority
GB
United Kingdom
Prior art keywords
phase
carrier
data transmission
pulse train
automatic
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
GB4770673A
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1444824A publication Critical patent/GB1444824A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits
    • H04L27/066—Carrier recovery circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
    • H04J1/065—Synchronisation of carrier sources at the receiving station with the carrier source at the transmitting station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Lock And Its Accessories (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
GB4770673A 1972-11-22 1973-10-12 Synchronous data transmission systems Expired GB1444824A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722257288 DE2257288B2 (de) 1972-11-22 1972-11-22 Verfahren zur herstellung des phasengleichlaufs und schaltungsanordnung zur durchfuehrung des verfahrens

Publications (1)

Publication Number Publication Date
GB1444824A true GB1444824A (en) 1976-08-04

Family

ID=5862457

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4770673A Expired GB1444824A (en) 1972-11-22 1973-10-12 Synchronous data transmission systems

Country Status (12)

Country Link
AT (1) AT346391B (xx)
BE (1) BE807672A (xx)
CH (1) CH565485A5 (xx)
DE (1) DE2257288B2 (xx)
DK (1) DK139950C (xx)
FI (1) FI59516C (xx)
FR (1) FR2208255B1 (xx)
GB (1) GB1444824A (xx)
IT (1) IT1001908B (xx)
NL (1) NL7315876A (xx)
NO (1) NO143444C (xx)
SE (1) SE397618B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4158232A (en) * 1977-01-28 1979-06-12 Siemens Aktiengesellschaft Adaptive corrector

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE414360B (sv) * 1978-10-13 1980-07-21 Ellemtel Utvecklings Ab Forfarande for fassynkronisering i ett synkront datatransmissionssystem och anordning for utforande av forfarandet
DE2953214A1 (de) * 1978-10-13 1980-11-27 Ericsson Telefon Ab L M A method of phase synchronization in a synchronous data transmission system,and apparatus for carrying out the method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694752A (en) * 1971-03-18 1972-09-26 North American Rockwell High speed transmission receiver utilizing fine receiver timing and carrier phase recovery

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4158232A (en) * 1977-01-28 1979-06-12 Siemens Aktiengesellschaft Adaptive corrector

Also Published As

Publication number Publication date
CH565485A5 (xx) 1975-08-15
FI59516C (fi) 1981-08-10
IT1001908B (it) 1976-04-30
FI59516B (fi) 1981-04-30
FR2208255B1 (xx) 1977-03-11
DE2257288B2 (de) 1977-05-26
DE2257288A1 (de) 1974-05-30
BE807672A (fr) 1974-05-22
DK139950B (da) 1979-05-21
NL7315876A (xx) 1974-05-27
AT346391B (de) 1978-11-10
ATA844773A (de) 1978-03-15
FR2208255A1 (xx) 1974-06-21
NO143444C (no) 1981-02-11
NO143444B (no) 1980-11-03
SE397618B (sv) 1977-11-07
DK139950C (da) 1979-11-26

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee