AT337255B - Frequenzregelschaltung zur regelung eines oszillators - Google Patents
Frequenzregelschaltung zur regelung eines oszillatorsInfo
- Publication number
- AT337255B AT337255B AT1027771A AT1027771A AT337255B AT 337255 B AT337255 B AT 337255B AT 1027771 A AT1027771 A AT 1027771A AT 1027771 A AT1027771 A AT 1027771A AT 337255 B AT337255 B AT 337255B
- Authority
- AT
- Austria
- Prior art keywords
- oscillator
- regulating
- control circuit
- frequency control
- frequency
- Prior art date
Links
Classifications
-
- 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
- H03J7/08—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 using varactors, i.e. voltage variable reactive diodes
- H03J7/10—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9508270A | 1970-12-04 | 1970-12-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA1027771A ATA1027771A (de) | 1976-10-15 |
AT337255B true AT337255B (de) | 1977-06-27 |
Family
ID=22249397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT1027771A AT337255B (de) | 1970-12-04 | 1971-11-29 | Frequenzregelschaltung zur regelung eines oszillators |
Country Status (11)
Country | Link |
---|---|
US (1) | US3697885A (de) |
JP (1) | JPS5227969B1 (de) |
AT (1) | AT337255B (de) |
BE (1) | BE776177A (de) |
CA (1) | CA942390A (de) |
ES (1) | ES397699A1 (de) |
FR (1) | FR2116432B1 (de) |
GB (1) | GB1375978A (de) |
IT (1) | IT941957B (de) |
NL (1) | NL7116659A (de) |
SE (1) | SE375208B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2904045A1 (de) * | 1979-02-02 | 1980-08-07 | Siemens Ag | Frequenzsteuerbarer quarzoszillator mit grossem ziehbereich |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL165013C (nl) * | 1971-02-19 | 1981-02-16 | Matsushita Electric Ind Co Ltd | Spanningsgeheugeninrichting en automatische afsteminrichting voorzien van een diode met variabele capaciteit in een resonantieketen. |
GB1409798A (en) * | 1971-09-25 | 1975-10-15 | Matsushita Electric Ind Co Ltd | Frequency control arrangements |
US3784917A (en) * | 1972-12-15 | 1974-01-08 | Philco Ford Corp | Constant lock-in range automatic frequency control |
JPS5325444B2 (de) * | 1973-01-23 | 1978-07-27 | ||
JPS531125B2 (de) * | 1973-11-17 | 1978-01-14 | ||
US3980968A (en) * | 1975-01-02 | 1976-09-14 | Zenith Radio Corporation | Non-proportionate AFC system |
US4110693A (en) * | 1977-01-24 | 1978-08-29 | Rca Corporation | Lockup inhibiting arrangement for a phase locked loop tuning system |
US4271533A (en) * | 1979-07-11 | 1981-06-02 | Gte Products Corporation | AFC Interface circuit |
NL8503274A (nl) * | 1985-11-27 | 1987-06-16 | Philips Nv | Ontvanger voorzien van een automatische frequentieregellus. |
JP2628757B2 (ja) * | 1989-07-31 | 1997-07-09 | シャープ株式会社 | フェイズロックドループ発振回路 |
GB9006919D0 (en) * | 1990-03-28 | 1990-05-23 | Panther Giles | Paging receiver |
JP3234527B2 (ja) * | 1997-03-28 | 2001-12-04 | 三洋電機株式会社 | ラジオ受信機 |
US6882237B2 (en) * | 2003-04-30 | 2005-04-19 | Zarlink Semiconductor Inc. | Capture range control mechanism for voltage controlled oscillators |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1153097B (de) * | 1962-06-29 | 1963-08-22 | Telefunken Patent | Einrichtung zur selbsttaetigen Scharf-abstimmung mittels einer Kapazitaetsdiode |
DE1234278B (de) * | 1965-09-15 | 1967-02-16 | Itt Ind Ges Mit Beschraenkter | Schaltungsanordnung zur automatischen Scharfabstimmung von Schwingkreisen |
GB1201385A (en) * | 1966-08-30 | 1970-08-05 | Matsushita Electric Ind Co Ltd | Tuner for television receiver |
US3440544A (en) * | 1966-11-01 | 1969-04-22 | Motorola Inc | Manual,automatic,and semiautomatic tuning circuits utilizing voltage variable capacitance diodes |
-
1970
- 1970-12-04 US US95082A patent/US3697885A/en not_active Expired - Lifetime
-
1971
- 1971-11-16 CA CA127,842A patent/CA942390A/en not_active Expired
- 1971-11-29 AT AT1027771A patent/AT337255B/de not_active IP Right Cessation
- 1971-11-30 FR FR7142909A patent/FR2116432B1/fr not_active Expired
- 1971-12-01 GB GB5571171A patent/GB1375978A/en not_active Expired
- 1971-12-02 IT IT31953/71A patent/IT941957B/it active
- 1971-12-02 BE BE776177A patent/BE776177A/xx unknown
- 1971-12-03 JP JP46097775A patent/JPS5227969B1/ja active Pending
- 1971-12-03 SE SE7115540A patent/SE375208B/xx unknown
- 1971-12-03 NL NL7116659A patent/NL7116659A/xx unknown
- 1971-12-04 ES ES397699A patent/ES397699A1/es not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2904045A1 (de) * | 1979-02-02 | 1980-08-07 | Siemens Ag | Frequenzsteuerbarer quarzoszillator mit grossem ziehbereich |
Also Published As
Publication number | Publication date |
---|---|
ES397699A1 (es) | 1974-05-16 |
DE2159126A1 (de) | 1972-06-08 |
FR2116432A1 (de) | 1972-07-13 |
GB1375978A (en) | 1974-12-04 |
NL7116659A (de) | 1972-06-06 |
ATA1027771A (de) | 1976-10-15 |
CA942390A (en) | 1974-02-19 |
US3697885A (en) | 1972-10-10 |
IT941957B (it) | 1973-03-10 |
DE2159126B2 (de) | 1973-06-20 |
BE776177A (fr) | 1972-04-04 |
FR2116432B1 (de) | 1976-04-02 |
SE375208B (de) | 1975-04-07 |
JPS5227969B1 (de) | 1977-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |