JP6967248B1 - 発振回路および電子機器 - Google Patents

発振回路および電子機器 Download PDF

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Publication number
JP6967248B1
JP6967248B1 JP2020125663A JP2020125663A JP6967248B1 JP 6967248 B1 JP6967248 B1 JP 6967248B1 JP 2020125663 A JP2020125663 A JP 2020125663A JP 2020125663 A JP2020125663 A JP 2020125663A JP 6967248 B1 JP6967248 B1 JP 6967248B1
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Japan
Prior art keywords
terminal
oscillation
type transistor
transistor
capacitance
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Application number
JP2020125663A
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English (en)
Japanese (ja)
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JP2022021830A (ja
Inventor
正也 野原
悟利 木村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Piezo Studio Inc
Original Assignee
Piezo Studio Inc
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
Priority to JP2020125663A priority Critical patent/JP6967248B1/ja
Application filed by Piezo Studio Inc filed Critical Piezo Studio Inc
Priority to PCT/JP2021/017498 priority patent/WO2022018930A1/ja
Priority to US18/006,122 priority patent/US12074570B2/en
Priority to JP2022538596A priority patent/JP7622928B2/ja
Priority to CN202180059708.2A priority patent/CN116157995A/zh
Priority to TW110120265A priority patent/TWI901691B/zh
Priority to JP2021168519A priority patent/JP7537672B2/ja
Application granted granted Critical
Publication of JP6967248B1 publication Critical patent/JP6967248B1/ja
Publication of JP2022021830A publication Critical patent/JP2022021830A/ja
Priority to JP2025001848A priority patent/JP7751271B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H03B5/36—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
    • H03B5/364—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 comprising field effect transistors
    • 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
    • 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
    • H03B2200/0012—Pierce 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
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0082—Lowering the supply voltage and saving power
    • 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
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0088—Reduction of noise
    • H03B2200/009—Reduction of phase noise

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  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
JP2020125663A 2020-07-22 2020-07-22 発振回路および電子機器 Active JP6967248B1 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2020125663A JP6967248B1 (ja) 2020-07-22 2020-07-22 発振回路および電子機器
US18/006,122 US12074570B2 (en) 2020-07-22 2021-05-07 Oscillation circuit and electronic device
JP2022538596A JP7622928B2 (ja) 2020-07-22 2021-05-07 発振回路および電子機器
CN202180059708.2A CN116157995A (zh) 2020-07-22 2021-05-07 振荡电路和电子设备
PCT/JP2021/017498 WO2022018930A1 (ja) 2020-07-22 2021-05-07 発振回路および電子機器
TW110120265A TWI901691B (zh) 2020-07-22 2021-06-03 振盪電路及電子機器
JP2021168519A JP7537672B2 (ja) 2020-07-22 2021-10-14 発振回路および電子機器
JP2025001848A JP7751271B2 (ja) 2020-07-22 2025-01-06 発振回路および電子機器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020125663A JP6967248B1 (ja) 2020-07-22 2020-07-22 発振回路および電子機器

Related Child Applications (1)

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JP2021168519A Division JP7537672B2 (ja) 2020-07-22 2021-10-14 発振回路および電子機器

Publications (2)

Publication Number Publication Date
JP6967248B1 true JP6967248B1 (ja) 2021-11-17
JP2022021830A JP2022021830A (ja) 2022-02-03

Family

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Family Applications (4)

Application Number Title Priority Date Filing Date
JP2020125663A Active JP6967248B1 (ja) 2020-07-22 2020-07-22 発振回路および電子機器
JP2022538596A Active JP7622928B2 (ja) 2020-07-22 2021-05-07 発振回路および電子機器
JP2021168519A Active JP7537672B2 (ja) 2020-07-22 2021-10-14 発振回路および電子機器
JP2025001848A Active JP7751271B2 (ja) 2020-07-22 2025-01-06 発振回路および電子機器

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2022538596A Active JP7622928B2 (ja) 2020-07-22 2021-05-07 発振回路および電子機器
JP2021168519A Active JP7537672B2 (ja) 2020-07-22 2021-10-14 発振回路および電子機器
JP2025001848A Active JP7751271B2 (ja) 2020-07-22 2025-01-06 発振回路および電子機器

Country Status (4)

Country Link
US (1) US12074570B2 (enExample)
JP (4) JP6967248B1 (enExample)
CN (1) CN116157995A (enExample)
WO (1) WO2022018930A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7549847B2 (ja) * 2022-08-08 2024-09-12 株式会社Piezo Studio 発振回路および電子機器
JP7740644B2 (ja) * 2023-11-13 2025-09-17 大学共同利用機関法人 高エネルギー加速器研究機構 発振回路および電子機器

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5553906A (en) * 1978-10-17 1980-04-19 Citizen Watch Co Ltd Cmos crystal oscillator
JPH0629743A (ja) * 1992-07-09 1994-02-04 Hitachi Ltd 発振回路
US6160457A (en) * 1999-06-04 2000-12-12 Faraday Technology Corp. Universal crystal-oscillator input/output circuit for application-specific integrated circuit with enhanced charge device mode electrostatic discharge protection
JP3409061B2 (ja) 2000-06-27 2003-05-19 東洋通信機株式会社 圧電発振器
CN1248406C (zh) * 2000-07-17 2006-03-29 东洋通信机株式会社 压电振荡器
JP3923285B2 (ja) * 2001-07-24 2007-05-30 日本電波工業株式会社 水晶発振器
JP2004328257A (ja) 2003-04-23 2004-11-18 Toyo Commun Equip Co Ltd ピアース型圧電発振器
US7109813B2 (en) * 2003-06-12 2006-09-19 Broadcom Corporation Fast starting on-chip crystal oscillation circuit
JP4259241B2 (ja) * 2003-09-10 2009-04-30 セイコーエプソン株式会社 発振回路及び半導体集積回路
JP2005244546A (ja) * 2004-02-26 2005-09-08 Citizen Watch Co Ltd 水晶発振回路
JP4734036B2 (ja) * 2005-05-31 2011-07-27 東芝マイクロエレクトロニクス株式会社 低消費電力回路
TWI362647B (en) 2007-11-13 2012-04-21 Novatek Microelectronics Corp Source follower
TWI493864B (zh) 2010-03-31 2015-07-21 Silicon Motion Inc 振盪訊號產生裝置與其相關方法
JP2014143454A (ja) 2011-09-09 2014-08-07 Oleg Nizhnik 水晶発振回路
US8957740B2 (en) * 2013-03-14 2015-02-17 Intel Mobile Communications GmbH Low power oscillator with negative resistance boosting

Also Published As

Publication number Publication date
US20230291355A1 (en) 2023-09-14
JP7537672B2 (ja) 2024-08-21
JP7622928B2 (ja) 2025-01-28
TW202205803A (zh) 2022-02-01
JP2022022210A (ja) 2022-02-03
JP7751271B2 (ja) 2025-10-08
CN116157995A (zh) 2023-05-23
US12074570B2 (en) 2024-08-27
WO2022018930A1 (ja) 2022-01-27
JPWO2022018930A1 (enExample) 2022-01-27
JP2025036726A (ja) 2025-03-14
JP2022021830A (ja) 2022-02-03

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