FR2128816A1 - - Google Patents

Info

Publication number
FR2128816A1
FR2128816A1 FR7208405A FR7208405A FR2128816A1 FR 2128816 A1 FR2128816 A1 FR 2128816A1 FR 7208405 A FR7208405 A FR 7208405A FR 7208405 A FR7208405 A FR 7208405A FR 2128816 A1 FR2128816 A1 FR 2128816A1
Authority
FR
France
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.)
Granted
Application number
FR7208405A
Other languages
French (fr)
Other versions
FR2128816B1 (de
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Publication of FR2128816A1 publication Critical patent/FR2128816A1/fr
Application granted granted Critical
Publication of FR2128816B1 publication Critical patent/FR2128816B1/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/52—Electric coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Amplitude Modulation (AREA)
FR7208405A 1971-03-12 1972-03-10 Expired FR2128816B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712112041 DE2112041A1 (de) 1971-03-12 1971-03-12 Schaltungsanordnung zur Frequenzumsetzung elektrischer Nachrichtensignale

Publications (2)

Publication Number Publication Date
FR2128816A1 true FR2128816A1 (de) 1972-10-20
FR2128816B1 FR2128816B1 (de) 1976-06-11

Family

ID=5801402

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7208405A Expired FR2128816B1 (de) 1971-03-12 1972-03-10

Country Status (10)

Country Link
AT (1) AT310816B (de)
AU (1) AU463059B2 (de)
BE (1) BE780534A (de)
DE (1) DE2112041A1 (de)
FR (1) FR2128816B1 (de)
GB (1) GB1334650A (de)
IL (1) IL38922A (de)
IT (1) IT949935B (de)
NL (1) NL150638B (de)
YU (1) YU34949B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2290788A1 (fr) * 1974-11-08 1976-06-04 Siemens Ag Filtre pour oscillations electriques

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868933C (de) * 1943-10-07 1953-03-02 Aeg Modulationseinrichtung mit nach- bzw. vorgeschaltetem Filter zur Unterdrueckung eines Seitenbandes
DE1922550A1 (de) * 1968-05-29 1971-01-14 Siemens Ag Elektromechanisches Filter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868933C (de) * 1943-10-07 1953-03-02 Aeg Modulationseinrichtung mit nach- bzw. vorgeschaltetem Filter zur Unterdrueckung eines Seitenbandes
DE1922550A1 (de) * 1968-05-29 1971-01-14 Siemens Ag Elektromechanisches Filter

Non-Patent Citations (10)

* Cited by examiner, † Cited by third party
Title
"PRIMARGRUPPEMUMSETZER FUR TRAGERFREQUENZ-WEITVERKEHRS-SYSTEME",AUTEURS BRAUN ET AUTRES,PAGES *
(REVUE ALLEMANDE"NACHRICHTENTECHNISCHE ZEITSCHRIFT",VOL 22,FEVRIER 1969,ARTICLE "PRIMARGRUPPEMUMSETZER FUR TRAGERFREQUENZ-WEITVERKEHRS-SYSTEME",AUTEURS BRAUN ET AUTRES,PAGES 124-128. *
*REVUE ALLEMANDE"TECHNISCHE MITTELLUNGEN AEG-TELEFUNKEN",1969,"BEIHEFT TRAGERFREQUENZTECHNIK",ARTICLE"SYSTEMEINRICHTUNGEN FUR ZWOLFKANALSYSTEME",AUTEURS,BUSSE ET AUTRES,PAGES 31-37 *
*REVUE ALLEMANDE"VDE FACHBERICHTE",VOL.26,19 *
124-128. *
IN DER TRAGERFREQUENZTECHNIK",AUTEUR KOPP,PAGES 145-149.) *
REVUE ALLEMANDE"NACHRICHTENTECHNISCHE ZEITSCHRIFT",VOL 22,FEVRIER 1969,ARTICLE *
REVUE ALLEMANDE"TECHNISCHE MITTELLUNGEN AEG-TELEFUNKEN",1969,"BEIHEFT *
REVUE ALLEMANDE"VDE FACHBERICHTE",VOL.26,1970,ARTICLE"ENTWIKLUNGSTENDENZEN *
TRAGERFREQUENZTECHNIK",ARTICLE"SYSTEMEINRICHTUNGEN FUR ZWOLFKANALSYSTEME",AUTEURS,BUSSE ET *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2290788A1 (fr) * 1974-11-08 1976-06-04 Siemens Ag Filtre pour oscillations electriques

Also Published As

Publication number Publication date
AU3995672A (en) 1973-09-20
NL7203266A (de) 1972-09-14
YU63372A (en) 1979-10-31
YU34949B (en) 1980-04-30
IL38922A (en) 1975-10-15
BE780534A (fr) 1972-09-11
DE2112041A1 (de) 1972-09-28
AU463059B2 (en) 1975-06-21
AT310816B (de) 1973-10-25
IT949935B (it) 1973-06-11
FR2128816B1 (de) 1976-06-11
DE2112041B2 (de) 1974-12-19
GB1334650A (en) 1973-10-24
IL38922A0 (en) 1972-05-30
NL150638B (nl) 1976-08-16

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Legal Events

Date Code Title Description
ST Notification of lapse