IT1118016B - Assieme circuitale per la rivelazione di onde portanti digitali - Google Patents

Assieme circuitale per la rivelazione di onde portanti digitali

Info

Publication number
IT1118016B
IT1118016B IT20669/77A IT2066977A IT1118016B IT 1118016 B IT1118016 B IT 1118016B IT 20669/77 A IT20669/77 A IT 20669/77A IT 2066977 A IT2066977 A IT 2066977A IT 1118016 B IT1118016 B IT 1118016B
Authority
IT
Italy
Prior art keywords
detection
carrier waves
circuit assembly
digital carrier
digital
Prior art date
Application number
IT20669/77A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1118016B publication Critical patent/IT1118016B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
IT20669/77A 1976-03-03 1977-02-25 Assieme circuitale per la rivelazione di onde portanti digitali IT1118016B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66340376A 1976-03-03 1976-03-03

Publications (1)

Publication Number Publication Date
IT1118016B true IT1118016B (it) 1986-02-24

Family

ID=24661659

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20669/77A IT1118016B (it) 1976-03-03 1977-02-25 Assieme circuitale per la rivelazione di onde portanti digitali

Country Status (7)

Country Link
US (1) US4068174A (it)
AU (1) AU508787B2 (it)
CA (1) CA1072640A (it)
DE (1) DE2658957A1 (it)
FR (1) FR2343376A1 (it)
GB (1) GB1518642A (it)
IT (1) IT1118016B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2903711A1 (de) * 1979-01-31 1980-09-04 Siemens Ag Schaltungsanordnung zum einstellen der phase von empfangsseitig erzeugten traegersignalen
US4412339A (en) * 1981-09-24 1983-10-25 Advanced Micro Devices, Inc. Zero-crossing interpolator to reduce isochronous distortion in a digital FSK modem
US4622481A (en) * 1985-08-21 1986-11-11 Rca Corporation Digital envelope detection circuit
US4605903A (en) * 1985-11-07 1986-08-12 Motorola, Inc. FSK demodulator with high noise immunity digital phase detector
FR2748878B1 (fr) * 1996-05-14 1998-06-26 Alcatel Telspace Systeme de detection de la presence d'une onde porteuse d'un signal numerique et recepteur comprenant un tel systeme
US7665012B2 (en) * 2005-11-04 2010-02-16 At&T Intellectual Property I, Lp Impulse noise mitigation
US8933595B2 (en) 2007-10-24 2015-01-13 Nassim Haramein Plasma flow interaction simulator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3548328A (en) * 1969-01-13 1970-12-15 Honeywell Inc Digital fm discriminator
US3571712A (en) * 1969-07-30 1971-03-23 Ibm Digital fsk/psk detector
FR2064258A6 (it) * 1969-09-22 1971-07-23 Lignes Telegraph Telephon
US3766479A (en) * 1971-10-04 1973-10-16 Ncr Carrier detection circuit
US3746993A (en) * 1971-12-27 1973-07-17 Ncr Carrier detection circuit
FR2201595B1 (it) * 1972-09-26 1977-07-29 Cit Alcatel

Also Published As

Publication number Publication date
CA1072640A (en) 1980-02-26
AU2289977A (en) 1978-09-07
US4068174A (en) 1978-01-10
DE2658957A1 (de) 1977-09-08
FR2343376A1 (fr) 1977-09-30
GB1518642A (en) 1978-07-19
FR2343376B1 (it) 1981-06-19
AU508787B2 (en) 1980-04-03

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