DE2518885C2 - Digitale Modulationsvorrichtung zur Übertragung von Datensignalkanälen - Google Patents

Digitale Modulationsvorrichtung zur Übertragung von Datensignalkanälen

Info

Publication number
DE2518885C2
DE2518885C2 DE19752518885 DE2518885A DE2518885C2 DE 2518885 C2 DE2518885 C2 DE 2518885C2 DE 19752518885 DE19752518885 DE 19752518885 DE 2518885 A DE2518885 A DE 2518885A DE 2518885 C2 DE2518885 C2 DE 2518885C2
Authority
DE
Germany
Prior art keywords
waves
frequency
modulation device
values
digital
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
DE19752518885
Other languages
German (de)
English (en)
Other versions
DE2518885A1 (de
Inventor
Marcel-Louis Chatillon Boyer
Francis Paris Minard
Claude Villebon-sur-Yvette Palaiseau Stenstrom
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.)
Alcatel CIT SA
Original Assignee
Compagnie Industrielle de Telecommunication CIT Alcatel SA
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 Compagnie Industrielle de Telecommunication CIT Alcatel SA filed Critical Compagnie Industrielle de Telecommunication CIT Alcatel SA
Publication of DE2518885A1 publication Critical patent/DE2518885A1/de
Application granted granted Critical
Publication of DE2518885C2 publication Critical patent/DE2518885C2/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
DE19752518885 1974-04-29 1975-04-28 Digitale Modulationsvorrichtung zur Übertragung von Datensignalkanälen Expired DE2518885C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7414917A FR2269250B1 (US07922777-20110412-C00004.png) 1974-04-29 1974-04-29

Publications (2)

Publication Number Publication Date
DE2518885A1 DE2518885A1 (de) 1975-11-13
DE2518885C2 true DE2518885C2 (de) 1985-02-21

Family

ID=9138279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752518885 Expired DE2518885C2 (de) 1974-04-29 1975-04-28 Digitale Modulationsvorrichtung zur Übertragung von Datensignalkanälen

Country Status (11)

Country Link
JP (1) JPS50151050A (US07922777-20110412-C00004.png)
BE (1) BE827711A (US07922777-20110412-C00004.png)
DE (1) DE2518885C2 (US07922777-20110412-C00004.png)
DK (1) DK184375A (US07922777-20110412-C00004.png)
FR (1) FR2269250B1 (US07922777-20110412-C00004.png)
GB (1) GB1505750A (US07922777-20110412-C00004.png)
IE (1) IE41023B1 (US07922777-20110412-C00004.png)
IT (1) IT1037580B (US07922777-20110412-C00004.png)
LU (1) LU72301A1 (US07922777-20110412-C00004.png)
NL (1) NL7505120A (US07922777-20110412-C00004.png)
SE (1) SE403547B (US07922777-20110412-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4136205C1 (en) * 1991-11-02 1992-10-08 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De Signal processing circuit for cordless telephone - reduces signal harmonics in data transmission using Manchester decoder to extract information from received triangular signal

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5586250A (en) * 1978-12-25 1980-06-28 Fujitsu Ltd Carrier generator
DE2916576C3 (de) * 1979-04-24 1981-12-10 Siemens AG, 1000 Berlin und 8000 München Digital-Fernmeldesystem für Zweidraht-Getrenntlage-Betrieb

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497625A (en) * 1965-07-15 1970-02-24 Sylvania Electric Prod Digital modulation and demodulation in a communication system
US3772681A (en) * 1970-10-14 1973-11-13 Post Office Frequency synthesiser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4136205C1 (en) * 1991-11-02 1992-10-08 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De Signal processing circuit for cordless telephone - reduces signal harmonics in data transmission using Manchester decoder to extract information from received triangular signal

Also Published As

Publication number Publication date
IE41023B1 (en) 1979-10-10
NL7505120A (nl) 1975-10-31
SE7504909L (sv) 1975-10-30
DK184375A (da) 1975-10-30
LU72301A1 (US07922777-20110412-C00004.png) 1976-03-17
BE827711A (fr) 1975-10-09
FR2269250B1 (US07922777-20110412-C00004.png) 1979-10-19
SE403547B (sv) 1978-08-21
DE2518885A1 (de) 1975-11-13
IE41023L (en) 1975-10-29
FR2269250A1 (US07922777-20110412-C00004.png) 1975-11-21
GB1505750A (en) 1978-03-30
JPS50151050A (US07922777-20110412-C00004.png) 1975-12-04
IT1037580B (it) 1979-11-20

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee