JPH036308U - - Google Patents
Info
- Publication number
- JPH036308U JPH036308U JP1990061268U JP6126890U JPH036308U JP H036308 U JPH036308 U JP H036308U JP 1990061268 U JP1990061268 U JP 1990061268U JP 6126890 U JP6126890 U JP 6126890U JP H036308 U JPH036308 U JP H036308U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- approximately
- capacitor
- resistor
- inductance
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 claims description 13
- 230000010355 oscillation Effects 0.000 claims 4
- 239000013078 crystal Substances 0.000 claims 2
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 claims 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
- H03B5/368—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current the means being voltage variable capacitance diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/0002—Types of oscillators
- H03B2200/0006—Clapp oscillator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/003—Circuit elements of oscillators
- H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
- H03B2201/02—Varying the frequency of the oscillations by electronic means
- H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/362—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device the amplifier being a single transistor
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
第1図は本考案による実施例の線図、第2図及
び第3図は第1図の回路のいくつかの素子のパラ
メータに対する変化曲線図である。 1……圧電素子、2……周波数調整回路、3…
…増幅回路、4……フイードバツク線形化回路、
5,8……コンデンサ、6,13,37……イン
ダクタンス、7,14,35……抵抗器、11…
…可変容量、36……キヤパシタ。
び第3図は第1図の回路のいくつかの素子のパラ
メータに対する変化曲線図である。 1……圧電素子、2……周波数調整回路、3…
…増幅回路、4……フイードバツク線形化回路、
5,8……コンデンサ、6,13,37……イン
ダクタンス、7,14,35……抵抗器、11…
…可変容量、36……キヤパシタ。
Claims (1)
- 【実用新案登録請求の範囲】 (1) 水晶のQよりも小さいQを有するとともに
リチウムタンタレート及びリチウムニオベートか
らなるグループから選択された一つの結晶を含み
、コンデンサ、インダクタンス及び抵抗を有する
直列回路、並びに前記直列回路と並列に接続され
た他のコンデンサからなる二つの等価電気素子を
備えた圧電素子と、抵抗器、前記抵抗器に並列に
接続されたキヤパシタ及び前記抵抗器と前記キヤ
パシタとに直列に接続された第1インダクタンス
回路からなる三つの電気素子を含み、前記圧電素
子に接続されたフイードバツク線形化回路と、可
変容量、前記可変容量に直列に接続された第2イ
ンダクタンス回路からなる二つの電気素子を含み
、前記フイードバツク線形化回路及び前記圧電素
子と夫々接続された周波数調整回路と、前記圧電
素子、前記フイードバツク線形化回路及び前記周
波数調整回路に夫々接続されており、前記圧電素
子の前記直列回路と前記周波数調整回路とによつ
て規定される第1インピーダンスに対応する発振
周波数の信号を出力する増幅回路とを含み、前記
周波数調整回路、前記圧電素子及び前記フイード
バツク線形化回路は、前記可変容量に印加される
電圧の所定の範囲における一つの電圧において前
記第1インピーダンスが前記圧電素子の前記他の
コンデンサと前記周波数調整回路とによつて規定
される第2インピーダンスよりも小さくなるよう
に、かつ前記一つの電圧において前記第2インピ
ーダンスが前記フイードバツク線形化回路と前記
周波数調整回路とによつて規定される第3インピ
ーダンスよりも小さくなるように夫々設定されて
いる電圧制御結晶発振器。 (2) 前記増幅回路が約10MHzの発振周波数の
信号を出力するために前記フイードバツク線形化
回路の前記抵抗器、前記キヤパシタ及び前記第1
インダクタンス回路が夫々約75Ω、約22pF
、約16μHに設定されている実用新案登録請求
の範囲第1項に記載の電圧制御結晶発振器。 (3) 前記増幅回路が約18MHzの発振周波数の
信号を出力するために前記フイードバツク線形化
回路の前記抵抗器、前記キヤパシタ及び前記第1
インダクタンス回路が夫々約50Ω、約12pF
、約2.7μHに設定されている実用新案登録請
求の範囲第1項に記載の電圧制御結晶発振器。 (4) 前記増幅回路が約30MHzの発振周波数の
信号を出力するために前記フイードバツク線形化
回路の前記抵抗器、前記キヤパシタ及び前記第1
インダクタンス回路が夫々約45Ω、約10pF
、約0.82μHに設定されている実用新案登録
請求の範囲第1項に記載の電圧制御結晶発振器。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8104198A FR2501434B1 (fr) | 1981-03-03 | 1981-03-03 | Oscillateur a frequence commandee comportant un element piezoelectrique et presentant une plage de variation de frequence etendue |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH036308U true JPH036308U (ja) | 1991-01-22 |
Family
ID=9255811
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57032944A Pending JPS57157604A (en) | 1981-03-03 | 1982-03-02 | Wide frequency controlled oscillator having piezoelectric element and wide frequency variation range |
JP1990061268U Pending JPH036308U (ja) | 1981-03-03 | 1990-06-08 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57032944A Pending JPS57157604A (en) | 1981-03-03 | 1982-03-02 | Wide frequency controlled oscillator having piezoelectric element and wide frequency variation range |
Country Status (5)
Country | Link |
---|---|
US (1) | US4484157A (ja) |
EP (1) | EP0060165B1 (ja) |
JP (2) | JPS57157604A (ja) |
DE (1) | DE3263705D1 (ja) |
FR (1) | FR2501434B1 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2501434B1 (fr) * | 1981-03-03 | 1985-10-11 | Cepe | Oscillateur a frequence commandee comportant un element piezoelectrique et presentant une plage de variation de frequence etendue |
US4517533A (en) * | 1983-10-26 | 1985-05-14 | Zenith Electronics Corporation | Integrated crystal VCO |
FR2562350B1 (fr) * | 1984-03-27 | 1986-10-24 | Cepe | Ooscillateur piezo-electrique fonctionnant en mode aperiodique |
FR2562349B1 (fr) * | 1984-03-27 | 1986-06-27 | Cepe | Oscillateur piezo-electrique fonctionnant en mode aperiodique |
JP2580116B2 (ja) * | 1985-12-16 | 1997-02-12 | ソニー株式会社 | Ic化高周波可変周波数発振回路 |
US4684904A (en) * | 1986-01-06 | 1987-08-04 | The United States Of America As Represented By The Secretary Of The Air Force | Low phase noise two port voltage controlled oscillator |
JPS62243405A (ja) * | 1986-04-16 | 1987-10-23 | Seiko Instr & Electronics Ltd | 圧電振動子発振回路 |
US5053773A (en) * | 1989-03-15 | 1991-10-01 | Rockwell International Corporation | Doppler compensated airborne weather radar system |
US6271731B2 (en) * | 1997-04-15 | 2001-08-07 | Ericsson Inc. | Control circuit for programmable frequency synthesizer |
US7394430B2 (en) | 2001-04-11 | 2008-07-01 | Kyocera Wireless Corp. | Wireless device reconfigurable radiation desensitivity bracket systems and methods |
US7174147B2 (en) | 2001-04-11 | 2007-02-06 | Kyocera Wireless Corp. | Bandpass filter with tunable resonator |
US6690251B2 (en) * | 2001-04-11 | 2004-02-10 | Kyocera Wireless Corporation | Tunable ferro-electric filter |
US7746292B2 (en) | 2001-04-11 | 2010-06-29 | Kyocera Wireless Corp. | Reconfigurable radiation desensitivity bracket systems and methods |
US7154440B2 (en) | 2001-04-11 | 2006-12-26 | Kyocera Wireless Corp. | Phase array antenna using a constant-gain phase shifter |
US7221243B2 (en) | 2001-04-11 | 2007-05-22 | Kyocera Wireless Corp. | Apparatus and method for combining electrical signals |
US7164329B2 (en) | 2001-04-11 | 2007-01-16 | Kyocera Wireless Corp. | Tunable phase shifer with a control signal generator responsive to DC offset in a mixed signal |
US7071776B2 (en) | 2001-10-22 | 2006-07-04 | Kyocera Wireless Corp. | Systems and methods for controlling output power in a communication device |
US7176845B2 (en) | 2002-02-12 | 2007-02-13 | Kyocera Wireless Corp. | System and method for impedance matching an antenna to sub-bands in a communication band |
US7184727B2 (en) | 2002-02-12 | 2007-02-27 | Kyocera Wireless Corp. | Full-duplex antenna system and method |
US7180467B2 (en) * | 2002-02-12 | 2007-02-20 | Kyocera Wireless Corp. | System and method for dual-band antenna matching |
US7720443B2 (en) | 2003-06-02 | 2010-05-18 | Kyocera Wireless Corp. | System and method for filtering time division multiple access telephone communications |
US7248845B2 (en) | 2004-07-09 | 2007-07-24 | Kyocera Wireless Corp. | Variable-loss transmitter and method of operation |
US7548762B2 (en) | 2005-11-30 | 2009-06-16 | Kyocera Corporation | Method for tuning a GPS antenna matching network |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4868158A (ja) * | 1971-12-17 | 1973-09-17 | ||
JPS4979658A (ja) * | 1972-12-07 | 1974-08-01 | ||
JPS5124220A (ja) * | 1975-05-28 | 1976-02-27 | Pioneer Electronic Corp | Supiikakyabinetsuto |
US4484157A (en) * | 1981-03-03 | 1984-11-20 | Compagnie D'electronique Et De Piezo-Electricite | Voltage controlled crystal oscillator having wide frequency range |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA679074A (en) * | 1964-01-28 | E. Newell Darrell | Frequency stabilizing network | |
US3302138A (en) * | 1965-08-18 | 1967-01-31 | Harry C Brown | Voltage controlled crystal oscillator |
JPS4528011Y1 (ja) * | 1966-08-12 | 1970-10-28 | ||
JPS4916523A (ja) * | 1972-06-08 | 1974-02-14 | ||
US3845410A (en) * | 1973-10-09 | 1974-10-29 | Motorola Inc | Crystal oscillator having spurious oscillation suppression circuit |
JPS5087559A (ja) * | 1973-12-05 | 1975-07-14 | ||
GB1467718A (en) * | 1974-06-25 | 1977-03-23 | Gen Electric Co Ltd | Piezoelectric resonators |
US3916344A (en) * | 1974-09-16 | 1975-10-28 | Motorola Inc | Direct FM modulated high frequency oscillator having selectively controllable frequency deviation sensitivity |
US3958190A (en) * | 1975-03-31 | 1976-05-18 | Motorola, Inc. | Low harmonic crystal oscillator |
FR2331195A1 (fr) * | 1975-11-07 | 1977-06-03 | Cepe | Oscillateur a large bande a commande electrique de frequence |
JPS5840644Y2 (ja) * | 1976-04-20 | 1983-09-13 | 株式会社ケンウッド | 水晶発振回路 |
US4134085A (en) * | 1977-05-31 | 1979-01-09 | Driscoll Michael M | Narrow deviation voltage controlled crystal oscillator for mobile radio |
JPS542043A (en) * | 1977-06-07 | 1979-01-09 | Murata Manufacturing Co | Temperature compensating capacitor and oscillator using same |
DE2739057C2 (de) * | 1977-08-30 | 1985-06-20 | Siemens AG, 1000 Berlin und 8000 München | Rauscharmer Transistoroszillator hoher Frequenz |
JPS55125703A (en) * | 1979-03-23 | 1980-09-27 | Toyo Commun Equip Co Ltd | Voltage controlled crystal oscillator |
-
1981
- 1981-03-03 FR FR8104198A patent/FR2501434B1/fr not_active Expired
-
1982
- 1982-02-18 EP EP82400291A patent/EP0060165B1/fr not_active Expired
- 1982-02-18 DE DE8282400291T patent/DE3263705D1/de not_active Expired
- 1982-03-01 US US06/353,102 patent/US4484157A/en not_active Expired - Lifetime
- 1982-03-02 JP JP57032944A patent/JPS57157604A/ja active Pending
-
1990
- 1990-06-08 JP JP1990061268U patent/JPH036308U/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4868158A (ja) * | 1971-12-17 | 1973-09-17 | ||
JPS4979658A (ja) * | 1972-12-07 | 1974-08-01 | ||
JPS5124220A (ja) * | 1975-05-28 | 1976-02-27 | Pioneer Electronic Corp | Supiikakyabinetsuto |
US4484157A (en) * | 1981-03-03 | 1984-11-20 | Compagnie D'electronique Et De Piezo-Electricite | Voltage controlled crystal oscillator having wide frequency range |
Also Published As
Publication number | Publication date |
---|---|
FR2501434A1 (fr) | 1982-09-10 |
US4484157A (en) | 1984-11-20 |
DE3263705D1 (en) | 1985-06-27 |
EP0060165A1 (fr) | 1982-09-15 |
FR2501434B1 (fr) | 1985-10-11 |
EP0060165B1 (fr) | 1985-05-22 |
JPS57157604A (en) | 1982-09-29 |
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