FI57198C - Anordning foer fasanpassning foer demodulering av bipolaera signaler - Google Patents

Anordning foer fasanpassning foer demodulering av bipolaera signaler Download PDF

Info

Publication number
FI57198C
FI57198C FI2261/73A FI226173A FI57198C FI 57198 C FI57198 C FI 57198C FI 2261/73 A FI2261/73 A FI 2261/73A FI 226173 A FI226173 A FI 226173A FI 57198 C FI57198 C FI 57198C
Authority
FI
Finland
Prior art keywords
signal
period
capacitor
bipolar
limiter
Prior art date
Application number
FI2261/73A
Other languages
English (en)
Finnish (fi)
Other versions
FI57198B (fi
Inventor
Rene Filaferro
Francois Hebert
Original Assignee
Cit Alcatel
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
Priority claimed from FR7226068A external-priority patent/FR2193287B1/fr
Priority claimed from FR7232621A external-priority patent/FR2199228B1/fr
Application filed by Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of FI57198B publication Critical patent/FI57198B/fi
Publication of FI57198C publication Critical patent/FI57198C/fi

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Networks Using Active Elements (AREA)
FI2261/73A 1972-07-19 1973-07-17 Anordning foer fasanpassning foer demodulering av bipolaera signaler FI57198C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR7226068A FR2193287B1 (cs) 1972-07-19 1972-07-19
FR7226068 1972-07-19
FR7232621A FR2199228B1 (cs) 1972-09-14 1972-09-14
FR7232621 1972-09-14

Publications (2)

Publication Number Publication Date
FI57198B FI57198B (fi) 1980-02-29
FI57198C true FI57198C (fi) 1980-06-10

Family

ID=26217222

Family Applications (1)

Application Number Title Priority Date Filing Date
FI2261/73A FI57198C (fi) 1972-07-19 1973-07-17 Anordning foer fasanpassning foer demodulering av bipolaera signaler

Country Status (11)

Country Link
US (1) US3891927A (cs)
CA (1) CA1023013A (cs)
DE (1) DE2336355A1 (cs)
DK (1) DK134959B (cs)
FI (1) FI57198C (cs)
GB (1) GB1421974A (cs)
IE (1) IE38040B1 (cs)
IT (1) IT992652B (cs)
LU (1) LU68026A1 (cs)
NL (1) NL7310091A (cs)
NO (1) NO143414C (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419614A1 (fr) * 1978-03-10 1979-10-05 Cit Alcatel Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude
US4339823A (en) * 1980-08-15 1982-07-13 Motorola, Inc. Phase corrected clock signal recovery circuit
NL8105465A (nl) * 1981-12-04 1983-07-01 Philips Nv Synchrone demodulatieschakeling voor een, door een videosignaal in amplitude gemoduleerde draaggolf.
IT1212796B (it) * 1983-12-12 1989-11-30 Ates Componenti Elettron Sincronizzatore di fase di tipo digitale per segnali isofrequenziali, particolarmente per demodulatore di segnali.
US4989220A (en) * 1989-02-28 1991-01-29 First Pacific Networks Method and apparatus for demodulating a class of M-ary phase shift keyed (PSK) signals

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109143A (en) * 1960-04-01 1963-10-29 Hughes Aircraft Co Synchronous demodulator for radiotelegraph signals with phase lock for local oscillator during both mark and space
US3311833A (en) * 1963-04-11 1967-03-28 Wilcox Electric Company Inc Method and apparatus for increasing the readability of amplitude modulated waves
GB1076686A (en) * 1964-10-16 1967-07-19 Ibm Improvements in or relating to data transmission systems
US3462687A (en) * 1965-05-28 1969-08-19 Bell Telephone Labor Inc Automatic phase control for a multilevel coded vestigial sideband data system
NL157472B (nl) * 1968-10-02 1978-07-17 Philips Nv Ontvanger voor de ontvangst van in een voorgeschreven overdrachtsband gelegen informatiepulssignalen.
US3581207A (en) * 1969-08-06 1971-05-25 Robert W Chang Joint setting of demodulating carrier phase, sampling time and equalizer gain parameters in synchronous data transmission systems
NL166592C (nl) * 1970-07-25 1981-08-17 Philips Nv Transmissiestelsel voor informatie-overdracht bij zeer lage signaal-ruisverhoudingen.
US3772598A (en) * 1971-12-07 1973-11-13 Philips Corp Transmission system for the transmission of pulses

Also Published As

Publication number Publication date
IT992652B (it) 1975-09-30
DE2336355A1 (de) 1974-02-07
LU68026A1 (cs) 1974-01-21
NO143414C (no) 1981-02-04
IE38040L (en) 1974-01-19
US3891927A (en) 1975-06-24
CA1023013A (en) 1977-12-20
DK134959B (da) 1977-02-14
NL7310091A (cs) 1974-01-22
IE38040B1 (en) 1977-12-07
DK134959C (cs) 1977-07-25
FI57198B (fi) 1980-02-29
NO143414B (no) 1980-10-27
GB1421974A (cs) 1976-01-21

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