AT380598B - Phasenverriegelter schleifenkreis - Google Patents
Phasenverriegelter schleifenkreisInfo
- Publication number
- AT380598B AT380598B AT0632680A AT632680A AT380598B AT 380598 B AT380598 B AT 380598B AT 0632680 A AT0632680 A AT 0632680A AT 632680 A AT632680 A AT 632680A AT 380598 B AT380598 B AT 380598B
- Authority
- AT
- Austria
- Prior art keywords
- locked loop
- phase locked
- phase
- loop
- locked
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17078979A JPS5696538A (en) | 1979-12-29 | 1979-12-29 | Synthesizer receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA632680A ATA632680A (de) | 1985-10-15 |
AT380598B true AT380598B (de) | 1986-06-10 |
Family
ID=15911386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0632680A AT380598B (de) | 1979-12-29 | 1980-12-29 | Phasenverriegelter schleifenkreis |
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)
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)
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 |
-
1979
- 1979-12-29 JP JP17078979A patent/JPS5696538A/ja active Granted
-
1980
- 1980-12-22 GB GB8040933A patent/GB2068667B/en not_active Expired
- 1980-12-23 NL NL8007014A patent/NL8007014A/nl not_active Application Discontinuation
- 1980-12-23 AU AU65699/80A patent/AU538423B2/en not_active Ceased
- 1980-12-24 US US06/220,112 patent/US4392253A/en not_active Expired - Fee Related
- 1980-12-24 FR FR8027457A patent/FR2472886B1/fr not_active Expired
- 1980-12-29 DE DE19803049370 patent/DE3049370A1/de not_active Ceased
- 1980-12-29 AT AT0632680A patent/AT380598B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL8007014A (nl) | 1981-08-03 |
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 |
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 |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |