BE837226A - Procede de telecommunication - Google Patents

Procede de telecommunication

Info

Publication number
BE837226A
BE837226A BE163234A BE163234A BE837226A BE 837226 A BE837226 A BE 837226A BE 163234 A BE163234 A BE 163234A BE 163234 A BE163234 A BE 163234A BE 837226 A BE837226 A BE 837226A
Authority
BE
Belgium
Prior art keywords
telecommunication process
telecommunication
Prior art date
Application number
BE163234A
Other languages
English (en)
French (fr)
Inventor
K Miyazawa
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 JP49094943A external-priority patent/JPS5123010A/ja
Priority claimed from JP49102823A external-priority patent/JPS5746261B2/ja
Application filed filed Critical
Publication of BE837226A publication Critical patent/BE837226A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
BE163234A 1974-08-21 1975-12-31 Procede de telecommunication BE837226A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP49094943A JPS5123010A (nl) 1974-08-21 1974-08-21
JP49102823A JPS5746261B2 (nl) 1974-09-06 1974-09-06

Publications (1)

Publication Number Publication Date
BE837226A true BE837226A (fr) 1976-04-16

Family

ID=26436167

Family Applications (1)

Application Number Title Priority Date Filing Date
BE163234A BE837226A (fr) 1974-08-21 1975-12-31 Procede de telecommunication

Country Status (12)

Country Link
US (1) US4015204A (nl)
AU (1) AU499915B2 (nl)
BE (1) BE837226A (nl)
CA (1) CA1079877A (nl)
DE (1) DE2536737A1 (nl)
FR (1) FR2282760A1 (nl)
GB (1) GB1515711A (nl)
IN (1) IN154636B (nl)
IT (1) IT1059832B (nl)
NL (1) NL172290C (nl)
SE (1) SE422643B (nl)
SU (1) SU826984A3 (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4347619A (en) * 1980-12-19 1982-08-31 Discovision Associates Digital formatting system
JPH0824380B2 (ja) * 1982-08-04 1996-03-06 ヨ−ゼフ・デイル カラーテレビジョン信号を符号化して伝送する方法
EP0110427B1 (de) * 1982-12-07 1990-03-28 Josef Dirr Verfahren für die Übertragung von Nachrichten, bei dem die Codierung der Signale durch die Grösse der Amplituden der Halbwellen oder Perioden eines sinusförmigen Wechselstromes erfolgt
FR2554998B1 (fr) * 1983-11-15 1986-06-27 Michel Max Procede et dispositif de modulation pour la transmission simultanee de signaux analogiques et de signaux numeriques
US4706150A (en) * 1984-06-29 1987-11-10 International Business Machines Corporation Switching protocal for multiple autonomous switching planes
FR2684507B1 (fr) * 1991-11-29 1994-09-30 Sagem Modem semi-duplex pour reseau de radiotelephones gsm.
US6167241A (en) * 1996-10-28 2000-12-26 Int Labs, Inc. Technique for performing amplitude modulation without cheating side-bands
US7535964B2 (en) * 2005-08-31 2009-05-19 Maxim Integrated Products, Inc. Self-clocked two-level differential signaling methods and apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1174375B (de) * 1962-06-07 1964-07-23 Standard Elektrik Lorenz Ag Verfahren zur UEbertragung von Nachrichten innerhalb eines kontinuierlichen Wellenzuges mittels eines Seriencodes
US3497618A (en) * 1966-08-19 1970-02-24 Digicom Inc Binary data transmission system with switching between positive and negative sinusoids at binary transition points
US3779321A (en) * 1972-06-30 1973-12-18 Teletype Corp Data transmitting systems
JPS5010906A (nl) * 1973-05-28 1975-02-04
US3885217A (en) * 1973-07-11 1975-05-20 Computer Specifics Corp Data transmission system

Also Published As

Publication number Publication date
AU8414175A (en) 1977-02-24
SE7509172L (sv) 1976-02-23
IN154636B (nl) 1984-11-24
NL172290C (nl) 1983-08-01
CA1079877A (en) 1980-06-17
US4015204A (en) 1977-03-29
DE2536737A1 (de) 1976-03-04
GB1515711A (en) 1978-06-28
FR2282760B1 (nl) 1983-01-21
AU499915B2 (en) 1979-05-03
FR2282760A1 (fr) 1976-03-19
SU826984A3 (ru) 1981-04-30
IT1059832B (it) 1982-06-21
NL7509510A (nl) 1976-02-24
SE422643B (sv) 1982-03-15

Similar Documents

Publication Publication Date Title
FR2286154A1 (fr) Procede de preparation de polyurethannes
FR2295777A1 (fr) Procede de filtration
BE824921A (fr) Procede de blanchiment
FR2276759A1 (fr) Procede de feuilletage
BE826266A (fr) Procede de cracking
FR2301555A1 (fr) Procede de r
FR2300291A1 (fr) Procede de re
BE831843A (fr) Procede de preparation de polyurees
BE817113A (fr) Procede de preparation de cyclo-alkenes
BE833151A (fr) Procede de preparation de tetrahydrofuranne
BE822871A (fr) Procede de soudage
FR2277060A1 (fr) Procede de preparation de monoalcenylbenzenes
BE837226A (fr) Procede de telecommunication
FR2297921A1 (fr) Procede de r
FR2295942A1 (fr) Procede de preparation de pinacoline
FR2279778A1 (fr) Procede de preparation de polyurees
FR2274614A1 (fr) Procede de production de 5-aroyl-pyrroles
FR2353516A2 (fr) Procede de preparation de fluoronitrobenzenes
FR2286796A1 (fr) Procede de production de ferri-oxyde g
FR2299336A1 (fr) Procede de pre
IT1038868B (it) Procedimento di imbutitura
FR2277879A1 (fr) Procede per
BE829388A (fr) Procede electrolytique
BE836863A (fr) Procede de deshydrochloruration
BE825499A (fr) Procede de preparation de la cis-vincamine