NO802606L - Data-modem. - Google Patents

Data-modem.

Info

Publication number
NO802606L
NO802606L NO802606A NO802606A NO802606L NO 802606 L NO802606 L NO 802606L NO 802606 A NO802606 A NO 802606A NO 802606 A NO802606 A NO 802606A NO 802606 L NO802606 L NO 802606L
Authority
NO
Norway
Prior art keywords
signal
data
frequency
clock
filter arrangement
Prior art date
Application number
NO802606A
Other languages
English (en)
Norwegian (no)
Inventor
Robert Keith Portway Galpin
Original Assignee
Plessey Overseas
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 Plessey Overseas filed Critical Plessey Overseas
Publication of NO802606L publication Critical patent/NO802606L/no

Links

Classifications

    • 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
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Communication Control (AREA)
  • Detergent Compositions (AREA)
  • Dry Shavers And Clippers (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
NO802606A 1979-09-19 1980-09-03 Data-modem. NO802606L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7932402 1979-09-19

Publications (1)

Publication Number Publication Date
NO802606L true NO802606L (no) 1981-03-20

Family

ID=10507921

Family Applications (1)

Application Number Title Priority Date Filing Date
NO802606A NO802606L (no) 1979-09-19 1980-09-03 Data-modem.

Country Status (13)

Country Link
EP (1) EP0026064A1 (xx)
JP (1) JPS5652955A (xx)
AU (1) AU6193080A (xx)
CA (1) CA1163005A (xx)
DK (1) DK398380A (xx)
ES (1) ES495156A0 (xx)
GB (1) GB2061069B (xx)
HK (1) HK77084A (xx)
IE (1) IE50468B1 (xx)
NO (1) NO802606L (xx)
PT (1) PT71795B (xx)
SG (1) SG43984G (xx)
ZA (1) ZA805413B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4455665A (en) * 1981-09-21 1984-06-19 Racal Data Communications Inc. Data modem clock extraction circuit
JPS60154759A (ja) * 1984-01-25 1985-08-14 Alps Electric Co Ltd Ｐｓｋ復調装置
NL8402352A (nl) * 1984-07-26 1986-02-17 Philips Nv Inrichting voor het terugwinnen van een kloksignaal uit een hoekgemoduleerd draaggolfsignaal met een modulatie-index m = 0,5.
US6697439B1 (en) * 2000-03-23 2004-02-24 Cyntrust Communications, Inc. Carrier acquisition in a DC/MA system
EP3382912B1 (en) * 2017-03-29 2020-03-04 Nokia Solutions and Networks Oy Digital modulation method, transmission method and associated equipment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1565624A (xx) * 1968-03-19 1969-05-02
GB1433334A (en) * 1972-06-20 1976-04-28 Nat Res Dev Single side-band radio
FR2309089A1 (fr) * 1975-04-25 1976-11-19 Ibm France Procede pour synchroniser l'horloge du recepteur d'un systeme de transmission de donnees et dispositif pour mettre en oeuvre le procede

Also Published As

Publication number Publication date
GB2061069A (en) 1981-05-07
IE801957L (en) 1981-03-19
EP0026064A1 (en) 1981-04-01
ZA805413B (en) 1981-08-26
ES8105907A1 (es) 1981-06-16
JPS5652955A (en) 1981-05-12
GB2061069B (en) 1983-11-16
IE50468B1 (en) 1986-04-30
AU6193080A (en) 1981-03-26
PT71795A (en) 1980-10-01
SG43984G (en) 1985-09-13
DK398380A (da) 1981-03-20
HK77084A (en) 1984-10-19
ES495156A0 (es) 1981-06-16
CA1163005A (en) 1984-02-28
PT71795B (en) 1981-06-30

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