IT7926510A0 - Disposizione di comando avente un circuito di regolazione a due fili. - Google Patents
Disposizione di comando avente un circuito di regolazione a due fili.Info
- Publication number
- IT7926510A0 IT7926510A0 IT7926510A IT2651079A IT7926510A0 IT 7926510 A0 IT7926510 A0 IT 7926510A0 IT 7926510 A IT7926510 A IT 7926510A IT 2651079 A IT2651079 A IT 2651079A IT 7926510 A0 IT7926510 A0 IT 7926510A0
- Authority
- IT
- Italy
- Prior art keywords
- control arrangement
- regulation circuit
- wire regulation
- wire
- circuit
- Prior art date
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
- H03L7/02—Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/005—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller (comparing phase or frequency of 2 mutually independent oscillations in demodulators)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Control Of Electric Motors In General (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782844938 DE2844938C2 (de) | 1978-10-16 | 1978-10-16 | Schaltungsanordnung zur Erzielung eines Gleichlaufs zwischen der Oszillatorfrequenz und der Resonanzfrequenz des Eingangskreises eines Überlagerungsempfängers |
DE19782845006 DE2845006C2 (de) | 1978-10-16 | 1978-10-16 | Oszillatorabstimmschaltung |
DE19782845005 DE2845005A1 (de) | 1978-10-16 | 1978-10-16 | Schaltungsanordnung zur erzielung eines frequenzabhaengigen signals |
DE19782844939 DE2844939A1 (de) | 1978-10-16 | 1978-10-16 | Frequenzsynthesizer |
DE19782844936 DE2844936C2 (de) | 1978-10-16 | 1978-10-16 | Fernsteuersender mit einem analog steuerbaren Oszillator |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7926510A0 true IT7926510A0 (it) | 1979-10-15 |
IT1123853B IT1123853B (it) | 1986-04-30 |
Family
ID=27510551
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26511/79A IT1123854B (it) | 1978-10-16 | 1979-10-15 | Disposizione di comando per generare un segnale dipendente dalla frequenza |
IT26510/79A IT1123853B (it) | 1978-10-16 | 1979-10-15 | Disposizione di comando avente un circuito di regolazione a due fili |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26511/79A IT1123854B (it) | 1978-10-16 | 1979-10-15 | Disposizione di comando per generare un segnale dipendente dalla frequenza |
Country Status (4)
Country | Link |
---|---|
US (2) | US4340864A (it) |
FR (2) | FR2439406A1 (it) |
GB (2) | GB2041679A (it) |
IT (2) | IT1123854B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT386094B (de) * | 1984-10-12 | 1988-06-27 | Schrack Elektronik Ag | Schaltungsanordnung zum erfassen von abweichungen des synchronismus der ausgangssignale wenigstens zweier wechselspannungsquellen mittels einer messstufe |
FR2626420B1 (fr) * | 1988-01-22 | 1990-05-11 | Thomson Csf | Dispositif d'asservissement en frequence d'un oscillateur |
US5329250A (en) * | 1992-02-25 | 1994-07-12 | Sanyo Electric Co., Ltd. | Double phase locked loop circuit |
JP3066690B2 (ja) * | 1993-09-20 | 2000-07-17 | 富士通株式会社 | 位相同期発振回路 |
CN1070661C (zh) * | 1995-01-12 | 2001-09-05 | 池田毅 | 调谐电路 |
GB2307608B (en) * | 1995-11-24 | 2000-05-10 | Marconi Instruments Ltd | Signal generator |
JPH10170669A (ja) * | 1996-12-11 | 1998-06-26 | Hudson Soft Co Ltd | 計測装置及びこれを用いた玩具 |
JP3179429B2 (ja) * | 1999-01-29 | 2001-06-25 | 日本電気アイシーマイコンシステム株式会社 | 周波数測定用テスト回路及びそれを備えた半導体集積回路 |
US7160426B2 (en) * | 2005-03-01 | 2007-01-09 | Wang Baosheng | Water treatment apparatus |
US7720170B2 (en) * | 2005-12-13 | 2010-05-18 | Awq Consulting Inc. | Low emission signal generator and distributor system |
US7684708B2 (en) * | 2007-09-06 | 2010-03-23 | University Of Rochester | All-optical flip-flop and control methods thereof |
CN104242925B (zh) * | 2013-06-18 | 2017-05-17 | 中芯国际集成电路制造(上海)有限公司 | 频率产生装置、方法与设备 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1276133B (de) * | 1964-09-30 | 1968-08-29 | Siemens Ag | Wobbelsender mit elektronischer Frequenzsteuerung |
DE1766268A1 (de) * | 1968-04-26 | 1971-06-24 | Siemens Ag | Elektronische Frequenzanzeige |
GB1325219A (en) * | 1971-10-01 | 1973-08-01 | Mullard Ltd | Variable frequency oscillator systems |
FR2276731A2 (fr) * | 1971-10-18 | 1976-01-23 | Thomson Csf | Procede et systeme de controle automatique de frequence |
US3862440A (en) * | 1972-09-14 | 1975-01-21 | Tokyo Shibaura Electric Co | Pulse transforming circuit arrangements using a clock pulse responsive delayed inverter means |
DD100596A1 (it) * | 1972-09-21 | 1973-09-20 | ||
GB1412718A (en) * | 1973-07-10 | 1975-11-05 | Loewe Opta Gmbh | Circuit arrangement for stabilisung the freuqency in voltage-controlled oscillators |
NL7316593A (nl) * | 1973-07-16 | 1975-01-20 | Intersil Inc | Oscillator. |
US3909735A (en) * | 1974-04-04 | 1975-09-30 | Ncr Co | Slow switch for bandwidth change in phase-locked loop |
US3965438A (en) * | 1974-10-29 | 1976-06-22 | Tektronix, Inc. | Frequency locking system for a voltage controlled sweep frequency oscillator |
DE2941729A1 (de) * | 1979-10-15 | 1981-05-07 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung mit einer regelschleife |
-
1979
- 1979-10-15 FR FR7925609A patent/FR2439406A1/fr not_active Withdrawn
- 1979-10-15 FR FR7925610A patent/FR2439511A1/fr not_active Withdrawn
- 1979-10-15 IT IT26511/79A patent/IT1123854B/it active
- 1979-10-15 IT IT26510/79A patent/IT1123853B/it active
- 1979-10-16 GB GB7935852A patent/GB2041679A/en not_active Withdrawn
- 1979-10-16 GB GB7935854A patent/GB2037513B/en not_active Expired
-
1980
- 1980-12-17 US US06/217,404 patent/US4340864A/en not_active Expired - Fee Related
-
1982
- 1982-02-08 US US06/346,994 patent/US4438412A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2037513A (en) | 1980-07-09 |
US4340864A (en) | 1982-07-20 |
GB2041679A (en) | 1980-09-10 |
IT1123853B (it) | 1986-04-30 |
IT1123854B (it) | 1986-04-30 |
IT7926511A0 (it) | 1979-10-15 |
FR2439406A1 (fr) | 1980-05-16 |
FR2439511A1 (fr) | 1980-05-16 |
US4438412A (en) | 1984-03-20 |
GB2037513B (en) | 1983-07-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT7925899A0 (it) | Struttura a circuito integrato. | |
IT1138475B (it) | Circuito di controllo a micropressore | |
IT8119984A0 (it) | Circuito a livello decisionale adattivo. | |
IT7825500A0 (it) | Circuito di controllo per lampade a luminescenza. | |
IT8026254A0 (it) | Circuito di controllo d'orologio. | |
IT1212308B (it) | Circuito di servocontrollo digitale. | |
IT8220790A0 (it) | Circuito comparatore. | |
IT7926510A0 (it) | Disposizione di comando avente un circuito di regolazione a due fili. | |
ES270000Y (es) | Un bramante. | |
IT8123355A0 (it) | Circuito pilota orizzontale a ferrorisonanza. | |
IT8224720A0 (it) | Circuito demultiplatore. | |
IT8045744A0 (it) | Circuito di regolazione per un impianto di riscaldamento. | |
IT8221038A0 (it) | Circuito di avviamento per un alimentatore. | |
IT7924576A0 (it) | Circuito a transistor. | |
IT8220135A0 (it) | Circuito di controllo. | |
IT8224706A0 (it) | Circuito comparatore. | |
IT7926512A0 (it) | Circuito di comando a distanza. | |
IT8141505A0 (it) | Circuito di interfaccia di controllo. | |
IT8025435A0 (it) | Circuito di controllo a tiristori. | |
IT8219955A0 (it) | Circuito comparatore. | |
IT7921017A0 (it) | Circuito per il controllo del fattore di divisione di un contatore programmabile. | |
IT8021473A0 (it) | Regolatore di pressione a circuito doppio. | |
IT7912854A0 (it) | Circuito a fotoelementi | |
IT8224891A0 (it) | Circuito di controllo per interruttori a diodi comandati. | |
IT8167835A0 (it) | Circuito di comando per un impianto di combustione |