FR871107A - Dispositif à onde porteuse double - Google Patents

Dispositif à onde porteuse double

Info

Publication number
FR871107A
FR871107A FR871107DA FR871107A FR 871107 A FR871107 A FR 871107A FR 871107D A FR871107D A FR 871107DA FR 871107 A FR871107 A FR 871107A
Authority
FR
France
Prior art keywords
carrier wave
wave device
dual carrier
dual
wave
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
Other languages
English (en)
French (fr)
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 Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR871107A publication Critical patent/FR871107A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/045—Filters applied to frequency transposition

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Small-Scale Networks (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR871107D 1940-03-28 1941-03-27 Dispositif à onde porteuse double Expired FR871107A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE217893X 1940-03-28

Publications (1)

Publication Number Publication Date
FR871107A true FR871107A (fr) 1942-04-09

Family

ID=5831012

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871107D Expired FR871107A (fr) 1940-03-28 1941-03-27 Dispositif à onde porteuse double

Country Status (3)

Country Link
US (1) US2328450A (de)
CH (1) CH217893A (de)
FR (1) FR871107A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR908688A (fr) * 1942-02-20 1946-04-16 Constr Telephoniques Système de trafic à haute fréquence sur lignes de transport d'énergie
US2695927A (en) * 1951-12-29 1954-11-30 Bell Telephone Labor Inc Multichannel carrier telephone system
CA1159972A (en) * 1980-05-15 1984-01-03 Zdzistaw A. A. Krajewski 2-wire frequency division multiplex system
US4996709A (en) * 1988-05-12 1991-02-26 Tandy Corporation Intercom telephone

Also Published As

Publication number Publication date
US2328450A (en) 1943-08-31
CH217893A (de) 1941-11-15

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