CN101772885B - 表面声波驱动电路及其振荡器 - Google Patents

表面声波驱动电路及其振荡器 Download PDF

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Publication number
CN101772885B
CN101772885B CN2008801019046A CN200880101904A CN101772885B CN 101772885 B CN101772885 B CN 101772885B CN 2008801019046 A CN2008801019046 A CN 2008801019046A CN 200880101904 A CN200880101904 A CN 200880101904A CN 101772885 B CN101772885 B CN 101772885B
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China
Prior art keywords
resonator
circuit
drive circuit
reactive components
voltage
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CN2008801019046A
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English (en)
Chinese (zh)
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CN101772885A (zh
Inventor
圭多·莫伊拉吉
卢卡·莫伊拉吉
保罗·莫伊拉吉
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Ste Sas Di Guido Moiraghi E C
STE Srl
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Guido Moiraji Electronic Communications LP
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    • 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
    • H03B5/326—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator the resonator being an acoustic wave device, e.g. SAW or BAW device
    • 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
    • H03B5/02—Details
    • H03B5/06—Modifications of generator to ensure starting of oscillations

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Road Signs Or Road Markings (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CN2008801019046A 2007-08-06 2008-07-18 表面声波驱动电路及其振荡器 Active CN101772885B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07425513A EP2026462B1 (en) 2007-08-06 2007-08-06 A surface acoustic wave driving circuit and oscillator therefor
EP07425513.4 2007-08-06
PCT/EP2008/059431 WO2009019121A1 (en) 2007-08-06 2008-07-18 A surface acoustic wave driving circuit and oscillator therefor

Publications (2)

Publication Number Publication Date
CN101772885A CN101772885A (zh) 2010-07-07
CN101772885B true CN101772885B (zh) 2012-09-05

Family

ID=38663297

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008801019046A Active CN101772885B (zh) 2007-08-06 2008-07-18 表面声波驱动电路及其振荡器

Country Status (12)

Country Link
US (1) US8134416B2 (enExample)
EP (1) EP2026462B1 (enExample)
JP (1) JP5232231B2 (enExample)
CN (1) CN101772885B (enExample)
AT (1) ATE556484T1 (enExample)
AU (1) AU2008285767B2 (enExample)
BR (1) BRPI0813599B1 (enExample)
CA (1) CA2707508C (enExample)
ES (1) ES2387106T3 (enExample)
PL (1) PL2026462T3 (enExample)
RU (1) RU2480891C2 (enExample)
WO (1) WO2009019121A1 (enExample)

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Publication number Priority date Publication date Assignee Title
DE102007037896A1 (de) * 2007-08-10 2009-02-26 Enocean Gmbh System mit Anwesenheitsmelder, Verfahren mit Anwesenheitsmelder, Anwesenheitsmelder, Funkempfänger
CN104065342A (zh) * 2013-03-20 2014-09-24 成都世旗电子科技有限公司 一种并联型晶体振荡器
JP6499185B2 (ja) 2014-02-23 2019-04-10 アップル インコーポレイテッドＡｐｐｌｅ Ｉｎｃ． 誘導電力伝送システムのインピーダンス整合
US9537353B1 (en) 2014-06-03 2017-01-03 Apple Inc. Methods for detecting mated coils
US9685814B1 (en) 2014-06-13 2017-06-20 Apple Inc. Detection of coil coupling in an inductive charging system
US10014733B2 (en) 2014-08-28 2018-07-03 Apple Inc. Temperature management in a wireless energy transfer system
US10193372B2 (en) 2014-09-02 2019-01-29 Apple Inc. Operating an inductive energy transfer system
PT3194184T (pt) * 2014-09-17 2022-12-09 Ste Ind S R L Dispositivo de transmissão e método para transmissão em modo sem fios de parâmetros sujeitos a medição
US10666084B2 (en) 2015-07-10 2020-05-26 Apple Inc. Detection and notification of an unpowered releasable charging device
US10644531B1 (en) 2016-09-22 2020-05-05 Apple Inc. Adaptable power rectifier for wireless charger system
US10523063B2 (en) 2017-04-07 2019-12-31 Apple Inc. Common mode noise compensation in wireless power systems
US10389274B2 (en) * 2017-04-07 2019-08-20 Apple Inc. Boosted output inverter for electronic devices
RU193491U1 (ru) * 2019-08-05 2019-10-30 Акционерное общество "Научно-производственый центр "Алмаз-Фазотрон" Генератор
IT202200009020A1 (it) 2022-05-04 2023-11-04 Ste Ind S R L Dispositivo e procedimento per la trasmissione radio di misure locali di grandezze fisiche, particolarmente mediante impulsi PPM quasi-gaussiani.
IT202200015990A1 (it) 2022-07-28 2024-01-28 Ste Ind S R L Procedimento e dispositivo per la comunicazione radio di segnali PPM cifrati.

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684853A (en) * 1985-08-13 1987-08-04 Emhart Industries, Inc. Garage door opener using transmitter with SAW oscillator modulator
US5105162A (en) * 1991-06-20 1992-04-14 United Technologies Automotive Electrically tuned RF receiver, apparatus and method therefor
CN1151631A (zh) * 1995-10-06 1997-06-11 索尼公司 振荡电路和振荡方法
US5856764A (en) * 1996-06-20 1999-01-05 Sony Corporation Oscillation circuit having an active circuit portion and a surface acoustic wave resonance device
US6285866B1 (en) * 1998-10-30 2001-09-04 Korea Advanced Institute Of Science & Technology Single-chip radio structure with piezoelectric crystal device integrated on monolithic integrated circuit and method of fabricating the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1231568A1 (ru) * 1982-09-13 1986-05-15 Предприятие П/Я В-8941 Генератор
JPS6010901A (ja) * 1983-06-30 1985-01-21 Toshiba Corp 発振回路
JPH02105705A (ja) * 1988-10-14 1990-04-18 Murata Mfg Co Ltd 電圧制御発振器
US4924195A (en) * 1989-06-19 1990-05-08 At&T Bell Laboratories Crystal oscillator with broad tuning capability
JPH0376306A (ja) * 1989-08-17 1991-04-02 Fujitsu Ltd 弾性表面波共振子発振回路
JPH04326802A (ja) * 1991-04-26 1992-11-16 Olympus Optical Co Ltd 発振回路
RU2052888C1 (ru) * 1992-08-10 1996-01-20 Товарищество с ограниченной ответственностью Опытное конструкторское бюро "Павика" Низкочастотный генератор на поверхностных акустических волнах
JP4228660B2 (ja) * 2002-11-13 2009-02-25 セイコーエプソン株式会社 電圧制御型発振器とこれを用いた電子機器
JP2005026829A (ja) * 2003-06-30 2005-01-27 Seiko Epson Corp 電圧制御型発振器、クロック変換器及び電子機器
JP4071681B2 (ja) * 2003-07-24 2008-04-02 株式会社東芝 電圧制御発振器、周波数シンセサイザ及び通信システム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684853A (en) * 1985-08-13 1987-08-04 Emhart Industries, Inc. Garage door opener using transmitter with SAW oscillator modulator
US5105162A (en) * 1991-06-20 1992-04-14 United Technologies Automotive Electrically tuned RF receiver, apparatus and method therefor
CN1151631A (zh) * 1995-10-06 1997-06-11 索尼公司 振荡电路和振荡方法
US5856764A (en) * 1996-06-20 1999-01-05 Sony Corporation Oscillation circuit having an active circuit portion and a surface acoustic wave resonance device
US6285866B1 (en) * 1998-10-30 2001-09-04 Korea Advanced Institute Of Science & Technology Single-chip radio structure with piezoelectric crystal device integrated on monolithic integrated circuit and method of fabricating the same

Also Published As

Publication number Publication date
WO2009019121A1 (en) 2009-02-12
RU2010108224A (ru) 2011-09-20
CN101772885A (zh) 2010-07-07
PL2026462T3 (pl) 2012-10-31
EP2026462B1 (en) 2012-05-02
US8134416B2 (en) 2012-03-13
US20100134194A1 (en) 2010-06-03
AU2008285767B2 (en) 2013-03-28
HK1144338A1 (en) 2011-02-11
ES2387106T3 (es) 2012-09-13
BRPI0813599A2 (pt) 2015-09-22
ATE556484T1 (de) 2012-05-15
BRPI0813599B1 (pt) 2020-11-10
CA2707508C (en) 2016-07-05
CA2707508A1 (en) 2009-02-12
JP2010536211A (ja) 2010-11-25
AU2008285767A1 (en) 2009-02-12
EP2026462A1 (en) 2009-02-18
JP5232231B2 (ja) 2013-07-10
RU2480891C2 (ru) 2013-04-27

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