AT387679B - Senderschaltung zur erzeugung frequenzmodulierter signale - Google Patents

Senderschaltung zur erzeugung frequenzmodulierter signale

Info

Publication number
AT387679B
AT387679B AT240884A AT240884A AT387679B AT 387679 B AT387679 B AT 387679B AT 240884 A AT240884 A AT 240884A AT 240884 A AT240884 A AT 240884A AT 387679 B AT387679 B AT 387679B
Authority
AT
Austria
Prior art keywords
modulated signals
transmitter circuit
generating frequency
generating
frequency
Prior art date
Application number
AT240884A
Other languages
English (en)
Other versions
ATA240884A (de
Inventor
Manfred Ing Listopad
Philip Dipl Ing Webley
Original Assignee
Sat Systeme Automatisierung
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 Sat Systeme Automatisierung filed Critical Sat Systeme Automatisierung
Priority to AT240884A priority Critical patent/AT387679B/de
Priority to DE19853525174 priority patent/DE3525174A1/de
Priority to CH320785A priority patent/CH669488A5/de
Priority to AT156086A priority patent/ATA156086A/de
Publication of ATA240884A publication Critical patent/ATA240884A/de
Application granted granted Critical
Publication of AT387679B publication Critical patent/AT387679B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/20—Frequency-division multiplex systems in which at least one carrier is angle-modulated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT240884A 1984-07-25 1984-07-25 Senderschaltung zur erzeugung frequenzmodulierter signale AT387679B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT240884A AT387679B (de) 1984-07-25 1984-07-25 Senderschaltung zur erzeugung frequenzmodulierter signale
DE19853525174 DE3525174A1 (de) 1984-07-25 1985-07-15 Senderschaltung zur erzeugung frequenzmodulierter signale
CH320785A CH669488A5 (de) 1984-07-25 1985-07-24
AT156086A ATA156086A (de) 1984-07-25 1986-06-09 Senderschaltung zur erzeugung frequenzmodulierter signale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT240884A AT387679B (de) 1984-07-25 1984-07-25 Senderschaltung zur erzeugung frequenzmodulierter signale

Publications (2)

Publication Number Publication Date
ATA240884A ATA240884A (de) 1988-07-15
AT387679B true AT387679B (de) 1989-02-27

Family

ID=3533804

Family Applications (1)

Application Number Title Priority Date Filing Date
AT240884A AT387679B (de) 1984-07-25 1984-07-25 Senderschaltung zur erzeugung frequenzmodulierter signale

Country Status (3)

Country Link
AT (1) AT387679B (de)
CH (1) CH669488A5 (de)
DE (1) DE3525174A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19826253A1 (de) * 1998-06-15 1999-12-16 Abb Patent Gmbh Verfahren zur bandbreiteneffizienten Mehrfrequenz-Datenübertragung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1172974A (en) * 1965-11-23 1969-12-03 Plessey Co Ltd Improvements in or relating to Modulation Systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443128A1 (de) * 1974-09-09 1976-03-25 Siemens Ag Laserstrahl-koppelanordnung
GB2074421B (en) * 1980-04-16 1983-12-07 Philips Electronic Associated Frequency modulator circuit arrangement

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1172974A (en) * 1965-11-23 1969-12-03 Plessey Co Ltd Improvements in or relating to Modulation Systems

Also Published As

Publication number Publication date
ATA240884A (de) 1988-07-15
DE3525174A1 (de) 1986-03-27
CH669488A5 (de) 1989-03-15
DE3525174C2 (de) 1990-10-04

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