FI840102A0 - En med digitala data styrd pulsaddering och -substraherings krets - Google Patents

En med digitala data styrd pulsaddering och -substraherings krets

Info

Publication number
FI840102A0
FI840102A0 FI840102A FI840102A FI840102A0 FI 840102 A0 FI840102 A0 FI 840102A0 FI 840102 A FI840102 A FI 840102A FI 840102 A FI840102 A FI 840102A FI 840102 A0 FI840102 A0 FI 840102A0
Authority
FI
Finland
Prior art keywords
substraherings
pulsaddering
styrd
krets
och
Prior art date
Application number
FI840102A
Other languages
English (en)
Other versions
FI840102A (fi
Inventor
Ronald H Chapman
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of FI840102A0 publication Critical patent/FI840102A0/fi
Publication of FI840102A publication Critical patent/FI840102A/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0975—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation in the phase locked loop at components other than the divider, the voltage controlled oscillator or the reference clock
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0966—Modifications of modulator for regulating the mean frequency using a phase locked loop modulating the reference clock
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • 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
FI840102A 1982-05-14 1984-01-12 En med digitala data styrd pulsaddering och - substraherings krets. FI840102A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37803782A 1982-05-14 1982-05-14
PCT/US1983/000615 WO1983004148A1 (en) 1982-05-14 1983-04-21 Pulse adding and subtracting circuit controlled by digital data

Publications (2)

Publication Number Publication Date
FI840102A0 true FI840102A0 (fi) 1984-01-12
FI840102A FI840102A (fi) 1984-01-12

Family

ID=23491467

Family Applications (1)

Application Number Title Priority Date Filing Date
FI840102A FI840102A (fi) 1982-05-14 1984-01-12 En med digitala data styrd pulsaddering och - substraherings krets.

Country Status (11)

Country Link
EP (1) EP0108124B1 (fi)
AU (1) AU561184B2 (fi)
CA (1) CA1194156A (fi)
DE (1) DE3380333D1 (fi)
DK (1) DK163623C (fi)
FI (1) FI840102A (fi)
IL (1) IL68509A (fi)
MX (1) MX153073A (fi)
SG (1) SG86491G (fi)
WO (1) WO1983004148A1 (fi)
ZA (1) ZA832834B (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61277211A (ja) * 1985-06-03 1986-12-08 Toshiba Corp 周波数変換装置
GB2313000B (en) * 1996-05-07 2000-10-25 Nokia Mobile Phones Ltd Frequency modulation using a phase-locked loop

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206424A (en) * 1978-10-03 1980-06-03 Rca Corporation Digitized phase modulating means

Also Published As

Publication number Publication date
EP0108124B1 (en) 1989-08-02
EP0108124A4 (en) 1984-09-11
DK163623B (da) 1992-03-16
IL68509A0 (en) 1983-07-31
DK163623C (da) 1992-08-17
SG86491G (en) 1991-11-22
EP0108124A1 (en) 1984-05-16
IL68509A (en) 1986-09-30
DE3380333D1 (en) 1989-09-07
CA1194156A (en) 1985-09-24
MX153073A (es) 1986-07-25
ZA832834B (en) 1984-03-28
WO1983004148A1 (en) 1983-11-24
DK14684A (da) 1984-01-13
DK14684D0 (da) 1984-01-13
AU561184B2 (en) 1987-04-30
AU1609083A (en) 1983-12-02
FI840102A (fi) 1984-01-12

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: MOTOROLA, INC.