DK14684A - Faselaast sloejfe med dc-modulationsevne - Google Patents

Faselaast sloejfe med dc-modulationsevne Download PDF

Info

Publication number
DK14684A
DK14684A DK14684A DK14684A DK14684A DK 14684 A DK14684 A DK 14684A DK 14684 A DK14684 A DK 14684A DK 14684 A DK14684 A DK 14684A DK 14684 A DK14684 A DK 14684A
Authority
DK
Denmark
Prior art keywords
impulse
subtracter
signal
reaction
output
Prior art date
Application number
DK14684A
Other languages
English (en)
Other versions
DK163623B (da
DK14684D0 (da
DK163623C (da
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 DK14684A publication Critical patent/DK14684A/da
Publication of DK14684D0 publication Critical patent/DK14684D0/da
Publication of DK163623B publication Critical patent/DK163623B/da
Application granted granted Critical
Publication of DK163623C publication Critical patent/DK163623C/da

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DK014684A 1982-05-14 1984-01-13 Variabel referencefrekvensgenerator styret af digitale data DK163623C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US37803782A 1982-05-14 1982-05-14
US37803782 1982-05-14
PCT/US1983/000615 WO1983004148A1 (en) 1982-05-14 1983-04-21 Pulse adding and subtracting circuit controlled by digital data
US8300615 1983-04-21

Publications (4)

Publication Number Publication Date
DK14684A true DK14684A (da) 1984-01-13
DK14684D0 DK14684D0 (da) 1984-01-13
DK163623B DK163623B (da) 1992-03-16
DK163623C DK163623C (da) 1992-08-17

Family

ID=23491467

Family Applications (1)

Application Number Title Priority Date Filing Date
DK014684A DK163623C (da) 1982-05-14 1984-01-13 Variabel referencefrekvensgenerator styret af digitale data

Country Status (11)

Country Link
EP (1) EP0108124B1 (da)
AU (1) AU561184B2 (da)
CA (1) CA1194156A (da)
DE (1) DE3380333D1 (da)
DK (1) DK163623C (da)
FI (1) FI840102A7 (da)
IL (1) IL68509A (da)
MX (1) MX153073A (da)
SG (1) SG86491G (da)
WO (1) WO1983004148A1 (da)
ZA (1) ZA832834B (da)

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
FI840102A0 (fi) 1984-01-12
DK163623B (da) 1992-03-16
EP0108124A4 (en) 1984-09-11
IL68509A (en) 1986-09-30
FI840102L (fi) 1984-01-12
EP0108124B1 (en) 1989-08-02
ZA832834B (en) 1984-03-28
AU1609083A (en) 1983-12-02
SG86491G (en) 1991-11-22
AU561184B2 (en) 1987-04-30
IL68509A0 (en) 1983-07-31
MX153073A (es) 1986-07-25
CA1194156A (en) 1985-09-24
EP0108124A1 (en) 1984-05-16
FI840102A7 (fi) 1984-01-12
WO1983004148A1 (en) 1983-11-24
DK14684D0 (da) 1984-01-13
DK163623C (da) 1992-08-17
DE3380333D1 (en) 1989-09-07

Similar Documents

Publication Publication Date Title
CA1161128A (en) Wave-shaping circuit
US3825831A (en) Differential pulse code modulation apparatus
KR880003238A (ko) 클럭 재생 장치
GB2016245A (en) Decoding arrangements for digital data
DE69626244D1 (de) Binärkodierung von Signalen und digitale Signalverarbeitung
DE3262334D1 (en) Regenerator for digital signals with quantized feedback
KR840002602A (ko) 인커밍 시그날에 따른 위상을 오실레이터에 인가하는 방법과 장치
MX156122A (es) Mejoras en circuito de regeneracion de instantes periodicos
KR880009483A (ko) 디지탈 페이즈 룩크트 루프용 입력회로
ATE238601T1 (de) Digitalsignalwiedergabe
JPS5661013A (en) Modulation/demodulation circuit for digital signal
JPS5696563A (en) Modulation method for digital signal
JPS5376815A (en) Magnetic recorder/reproducer
AU583921B2 (en) Circuit arrangements for recovering the clock rate of an isochronous binary signal
JPS55149554A (en) Carrier reproducing circuit
JPS5585168A (en) Shaping circuit for binary signal
JPS5596764A (en) Half tone reproducing circuit
JPS5331117A (en) Magnetic reproducer
JPS55102967A (en) Half-tone reproduction system for facsimile or the like
KR920011268A (ko) 화상압축처리장치
JPS5669960A (en) Two-phase psk carrier regenerating circuit
ATE103128T1 (de) Serielle schnittstelle.
JPS647876A (en) Magnetic recording and reproducing device
KR900001208A (ko) 모사전송기의 화상 의사계조 처리장치
JPS5587212A (en) Clock phase regulation system

Legal Events

Date Code Title Description
PUP Patent expired