CH301274A - Einseitenband-Trägerfrequenzfernsprechanlage. - Google Patents

Einseitenband-Trägerfrequenzfernsprechanlage.

Info

Publication number
CH301274A
CH301274A CH301274DA CH301274A CH 301274 A CH301274 A CH 301274A CH 301274D A CH301274D A CH 301274DA CH 301274 A CH301274 A CH 301274A
Authority
CH
Switzerland
Prior art keywords
carrier frequency
telephone system
single sideband
frequency telephone
sideband carrier
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH301274A publication Critical patent/CH301274A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/18—Frequency-division multiplex systems in which all the carriers are amplitude-modulated

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CH301274D 1951-04-12 1952-04-10 Einseitenband-Trägerfrequenzfernsprechanlage. CH301274A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL301274X 1951-04-12

Publications (1)

Publication Number Publication Date
CH301274A true CH301274A (de) 1954-08-31

Family

ID=19783293

Family Applications (1)

Application Number Title Priority Date Filing Date
CH301274D CH301274A (de) 1951-04-12 1952-04-10 Einseitenband-Trägerfrequenzfernsprechanlage.

Country Status (4)

Country Link
US (1) US2835739A (enEXAMPLES)
BE (1) BE510591A (enEXAMPLES)
CH (1) CH301274A (enEXAMPLES)
NL (1) NL83986C (enEXAMPLES)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082296A (en) * 1958-05-01 1963-03-19 Itt Single side-band multichannel carrier system
US3083337A (en) * 1959-09-25 1963-03-26 Western Union Telegraph Co Vestigial sideband transmission
FR2072546A5 (enEXAMPLES) * 1969-11-29 1971-09-24 Licentia Gmbh

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2009438A (en) * 1931-07-31 1935-07-30 Bell Telephone Labor Inc Carrier wave transmission system
US2111023A (en) * 1935-11-05 1938-03-15 American Telephone & Telegraph Noise and cross-talk reduction in telephone communication circuits
FR956493A (enEXAMPLES) * 1946-04-15 1950-02-02

Also Published As

Publication number Publication date
US2835739A (en) 1958-05-20
NL83986C (enEXAMPLES)
BE510591A (enEXAMPLES)

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