HK1144338A1 - A surface acoustic wave driving circuit and oscillator therefor - Google Patents

A surface acoustic wave driving circuit and oscillator therefor

Info

Publication number
HK1144338A1
HK1144338A1 HK10110844.5A HK10110844A HK1144338A1 HK 1144338 A1 HK1144338 A1 HK 1144338A1 HK 10110844 A HK10110844 A HK 10110844A HK 1144338 A1 HK1144338 A1 HK 1144338A1
Authority
HK
Hong Kong
Prior art keywords
driving circuit
resonator
acoustic wave
surface acoustic
wave driving
Prior art date
Application number
HK10110844.5A
Other languages
English (en)
Inventor
Guido Moiraghi
Luca Moiraghi
Paolo Moiraghi
Original Assignee
S Di G Moiraghi & C Soc Sa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by S Di G Moiraghi & C Soc Sa filed Critical S Di G Moiraghi & C Soc Sa
Publication of HK1144338A1 publication Critical patent/HK1144338A1/xx

Links

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
    • H03B5/326—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)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
HK10110844.5A 2007-08-06 2010-11-22 A surface acoustic wave driving circuit and oscillator therefor HK1144338A1 (en)

Applications Claiming Priority (2)

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
PCT/EP2008/059431 WO2009019121A1 (en) 2007-08-06 2008-07-18 A surface acoustic wave driving circuit and oscillator therefor

Publications (1)

Publication Number Publication Date
HK1144338A1 true HK1144338A1 (en) 2011-02-11

Family

ID=38663297

Family Applications (1)

Application Number Title Priority Date Filing Date
HK10110844.5A HK1144338A1 (en) 2007-08-06 2010-11-22 A surface acoustic wave driving circuit and oscillator therefor

Country Status (13)

Country Link
US (1) US8134416B2 (xx)
EP (1) EP2026462B1 (xx)
JP (1) JP5232231B2 (xx)
CN (1) CN101772885B (xx)
AT (1) ATE556484T1 (xx)
AU (1) AU2008285767B2 (xx)
BR (1) BRPI0813599B1 (xx)
CA (1) CA2707508C (xx)
ES (1) ES2387106T3 (xx)
HK (1) HK1144338A1 (xx)
PL (1) PL2026462T3 (xx)
RU (1) RU2480891C2 (xx)
WO (1) WO2009019121A1 (xx)

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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
KR20160117587A (ko) 2014-02-23 2016-10-10 애플 인크. 유도 전력 전송 시스템의 임피던스 매칭
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
JP6517351B2 (ja) * 2014-09-17 2019-05-22 エスティイー・インダストリーズ・ソチエタ・ア・レスポンサビリタ・リミタータＳＴＥ Ｉｎｄｕｓｔｒｉｅｓ Ｓ．ｒ．ｌ． 測定されたパラメータの無線送信のための送信デバイス及び方法
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.
WO2024023213A1 (en) 2022-07-28 2024-02-01 STE Industries s.r.l. Method and device for radio communication of encrypted ppm signals

Family Cites Families (15)

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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
US4684853A (en) 1985-08-13 1987-08-04 Emhart Industries, Inc. Garage door opener using transmitter with SAW oscillator modulator
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
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JP3395482B2 (ja) * 1995-10-06 2003-04-14 ソニー株式会社 発振回路および発振方法
JP3689981B2 (ja) 1996-06-20 2005-08-31 ソニー株式会社 発振回路
KR100316383B1 (ko) 1998-10-30 2002-02-19 윤덕용 모노리딕직접회로위에박막또는후막단결정압전소자를집적한단일칩라디오구조및그제조방법
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
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Also Published As

Publication number Publication date
WO2009019121A1 (en) 2009-02-12
CA2707508C (en) 2016-07-05
US8134416B2 (en) 2012-03-13
AU2008285767B2 (en) 2013-03-28
BRPI0813599A2 (pt) 2015-09-22
PL2026462T3 (pl) 2012-10-31
JP2010536211A (ja) 2010-11-25
ES2387106T3 (es) 2012-09-13
CN101772885B (zh) 2012-09-05
EP2026462B1 (en) 2012-05-02
US20100134194A1 (en) 2010-06-03
AU2008285767A1 (en) 2009-02-12
RU2480891C2 (ru) 2013-04-27
CA2707508A1 (en) 2009-02-12
BRPI0813599B1 (pt) 2020-11-10
CN101772885A (zh) 2010-07-07
RU2010108224A (ru) 2011-09-20
JP5232231B2 (ja) 2013-07-10
EP2026462A1 (en) 2009-02-18
ATE556484T1 (de) 2012-05-15

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