FR2341226A1 - Circuit a boucle verrouillee en phase - Google Patents
Circuit a boucle verrouillee en phaseInfo
- Publication number
- FR2341226A1 FR2341226A1 FR7704422A FR7704422A FR2341226A1 FR 2341226 A1 FR2341226 A1 FR 2341226A1 FR 7704422 A FR7704422 A FR 7704422A FR 7704422 A FR7704422 A FR 7704422A FR 2341226 A1 FR2341226 A1 FR 2341226A1
- Authority
- FR
- France
- Prior art keywords
- phase
- locked loop
- loop circuit
- circuit
- locked
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/20—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a harmonic phase-locked loop, i.e. a loop which can be locked to one of a number of harmonically related frequencies applied to it
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
- H03L7/12—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a scanning signal
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51015702A JPS5914931B2 (ja) | 1976-02-16 | 1976-02-16 | 自動位相制御回路 |
JP51019725A JPS5912050B2 (ja) | 1976-02-25 | 1976-02-25 | 自動位相制御回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2341226A1 true FR2341226A1 (fr) | 1977-09-09 |
FR2341226B1 FR2341226B1 (fr) | 1981-05-22 |
Family
ID=26351887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7704422A Granted FR2341226A1 (fr) | 1976-02-16 | 1977-02-16 | Circuit a boucle verrouillee en phase |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU515112B2 (fr) |
CA (2) | CA1094177A (fr) |
DE (1) | DE2706609C2 (fr) |
FR (1) | FR2341226A1 (fr) |
GB (1) | GB1560811A (fr) |
NL (1) | NL189839C (fr) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3487311A (en) * | 1966-11-16 | 1969-12-30 | Us Army | Transceiver with tunable phase locked oscillator and tuning voltage generator |
DE2146534A1 (fr) * | 1971-09-17 | 1973-03-01 | ||
US3775695A (en) * | 1968-12-27 | 1973-11-27 | Westinghouse Electric Corp | Phase lock loop for a voltage controlled oscillator |
DE2351147A1 (de) * | 1973-10-11 | 1975-04-17 | Standard Elektrik Lorenz Ag | Funkempfaenger |
FR2277460A1 (fr) * | 1974-07-05 | 1976-01-30 | Sony Corp | Oscillateur a frequence variable |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1789272U (de) * | 1958-01-25 | 1959-05-27 | Telefunken Gmbh | Schaltungsanordnung zur automatischen synchronisierung eines oszillators. |
JPS513160A (fr) * | 1974-06-25 | 1976-01-12 | Matsushita Electric Ind Co Ltd |
-
1977
- 1977-02-10 GB GB551477A patent/GB1560811A/en not_active Expired
- 1977-02-11 AU AU22194/77A patent/AU515112B2/en not_active Expired
- 1977-02-11 CA CA271,590A patent/CA1094177A/fr not_active Expired
- 1977-02-16 FR FR7704422A patent/FR2341226A1/fr active Granted
- 1977-02-16 DE DE19772706609 patent/DE2706609C2/de not_active Expired
- 1977-02-16 NL NL7701649A patent/NL189839C/xx not_active IP Right Cessation
-
1980
- 1980-04-28 CA CA350,815A patent/CA1095999A/fr not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3487311A (en) * | 1966-11-16 | 1969-12-30 | Us Army | Transceiver with tunable phase locked oscillator and tuning voltage generator |
US3775695A (en) * | 1968-12-27 | 1973-11-27 | Westinghouse Electric Corp | Phase lock loop for a voltage controlled oscillator |
DE2146534A1 (fr) * | 1971-09-17 | 1973-03-01 | ||
DE2351147A1 (de) * | 1973-10-11 | 1975-04-17 | Standard Elektrik Lorenz Ag | Funkempfaenger |
FR2277460A1 (fr) * | 1974-07-05 | 1976-01-30 | Sony Corp | Oscillateur a frequence variable |
Also Published As
Publication number | Publication date |
---|---|
AU2219477A (en) | 1978-08-17 |
NL189839C (nl) | 1993-08-02 |
DE2706609C2 (de) | 1983-09-15 |
CA1094177A (fr) | 1981-01-20 |
CA1095999A (fr) | 1981-02-17 |
NL7701649A (nl) | 1977-08-18 |
NL189839B (nl) | 1993-03-01 |
GB1560811A (en) | 1980-02-13 |
AU515112B2 (en) | 1981-03-19 |
FR2341226B1 (fr) | 1981-05-22 |
DE2706609A1 (de) | 1977-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |