NL8007014A - Als fasevergrendelde lus uitgevoerde schakeling. - Google Patents

Als fasevergrendelde lus uitgevoerde schakeling. Download PDF

Info

Publication number
NL8007014A
NL8007014A NL8007014A NL8007014A NL8007014A NL 8007014 A NL8007014 A NL 8007014A NL 8007014 A NL8007014 A NL 8007014A NL 8007014 A NL8007014 A NL 8007014A NL 8007014 A NL8007014 A NL 8007014A
Authority
NL
Netherlands
Prior art keywords
signal
phase
circuit
frequency divider
shift register
Prior art date
Application number
NL8007014A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of NL8007014A publication Critical patent/NL8007014A/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Superheterodyne Receivers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Circuits Of Receivers In General (AREA)
NL8007014A 1979-12-29 1980-12-23 Als fasevergrendelde lus uitgevoerde schakeling. NL8007014A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17078979 1979-12-29
JP17078979A JPS5696538A (en) 1979-12-29 1979-12-29 Synthesizer receiver

Publications (1)

Publication Number Publication Date
NL8007014A true NL8007014A (nl) 1981-08-03

Family

ID=15911386

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8007014A NL8007014A (nl) 1979-12-29 1980-12-23 Als fasevergrendelde lus uitgevoerde schakeling.

Country Status (8)

Country Link
US (1) US4392253A (de)
JP (1) JPS5696538A (de)
AT (1) AT380598B (de)
AU (1) AU538423B2 (de)
DE (1) DE3049370A1 (de)
FR (1) FR2472886B1 (de)
GB (1) GB2068667B (de)
NL (1) NL8007014A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58107715A (ja) * 1981-12-22 1983-06-27 Sony Corp 選局装置
NL8200050A (nl) * 1982-01-08 1983-08-01 Philips Nv Prequentiesyntheseschakeling.
JPS58172031A (ja) * 1982-04-01 1983-10-08 Sony Corp アツプダウンカウンタ制御回路
US4638180A (en) * 1984-03-09 1987-01-20 Matsushita Electric Industrial Co., Ltd. Frequency divider circuits
US4654859A (en) * 1986-04-09 1987-03-31 Racal Data Communications Inc. Frequency synthesizer for frequency hopping communication system
JP2625759B2 (ja) * 1987-09-22 1997-07-02 ソニー株式会社 オートチューニング装置
US5252930A (en) * 1989-09-07 1993-10-12 Ortel Corporation Predistorter for linearization of electronic and optical signals
FI92636C (fi) * 1992-02-14 1994-12-12 Nokia Telecommunications Oy Radiolaite
GB2301963B (en) * 1992-07-15 1997-03-05 Futaba Denshi Kogyo Kk Pulse generating unit for a transmitter for a radio control device
GB2269951A (en) * 1992-08-19 1994-02-23 Robert Holden Producing tuning signals using a variable resistance controlled VCO
US6873670B1 (en) * 2002-10-04 2005-03-29 National Semiconductor Corporation Automatic pre-scaler control for a phase-locked loop
GB2430090B (en) * 2005-09-08 2007-10-17 Motorola Inc RF synthesizer and RF transmitter or receiver incorporating the synthesizer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2211664A1 (de) * 1972-03-10 1973-09-20 Loewe Opta Gmbh Abstimmeinheit fuer hochfrequenzempfangsgeraete
JPS5421049B2 (de) * 1973-12-28 1979-07-27
JPS593890B2 (ja) * 1975-05-30 1984-01-26 三洋電機株式会社 シンセサイザ−受信機
US3980951A (en) * 1975-08-13 1976-09-14 Fairchild Camera And Instrument Corporation Electronic tuning control system for television
JPS5926131B2 (ja) * 1976-06-22 1984-06-25 ソニー株式会社 ヘテロダイン受信機
US4065720A (en) * 1977-03-18 1977-12-27 General Motors Corporation Electronic channel selector

Also Published As

Publication number Publication date
ATA632680A (de) 1985-10-15
US4392253A (en) 1983-07-05
DE3049370A1 (de) 1981-10-15
GB2068667A (en) 1981-08-12
JPS5696538A (en) 1981-08-04
JPS625492B2 (de) 1987-02-05
AU6569980A (en) 1981-07-16
AT380598B (de) 1986-06-10
AU538423B2 (en) 1984-08-16
GB2068667B (en) 1983-10-05
FR2472886B1 (fr) 1985-12-06
FR2472886A1 (fr) 1981-07-03

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed