SG11202006170SA - Microwave amplifier - Google Patents

Microwave amplifier

Info

Publication number
SG11202006170SA
SG11202006170SA SG11202006170SA SG11202006170SA SG11202006170SA SG 11202006170S A SG11202006170S A SG 11202006170SA SG 11202006170S A SG11202006170S A SG 11202006170SA SG 11202006170S A SG11202006170S A SG 11202006170SA SG 11202006170S A SG11202006170S A SG 11202006170SA
Authority
SG
Singapore
Prior art keywords
microwave amplifier
microwave
amplifier
Prior art date
Application number
SG11202006170SA
Other languages
English (en)
Inventor
Christopher Paul Hancock
Christopher Duff
Original Assignee
Creo Medical Ltd
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 Creo Medical Ltd filed Critical Creo Medical Ltd
Publication of SG11202006170SA publication Critical patent/SG11202006170SA/en

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56Modifications of input or output impedances, not otherwise provided for
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01PWAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00Auxiliary devices
    • H01P1/20Frequency-selective devices, e.g. filters
    • H01P1/201Filters for transverse electromagnetic waves
    • H01P1/203Strip line filters
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/193High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/195High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/213Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only in integrated circuits
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217Class D power amplifiers; Switching amplifiers
    • H03F3/2171Class D power amplifiers; Switching amplifiers with field-effect devices
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/601Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators using FET's, e.g. GaAs FET's
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577Ablation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00982Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1823Generators therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1861Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument inserted into a body lumen or cavity, e.g. a catheter
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/222A circuit being added at the input of an amplifier to adapt the input impedance of the amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/255Amplifier input adaptation especially for transmission line coupling purposes, e.g. impedance adaptation
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/315Indexing scheme relating to amplifiers the loading circuit of an amplifying stage comprising a transmission line
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/387A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/423Amplifier output adaptation especially for transmission line coupling purposes, e.g. impedance adaptation
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/451Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Amplifiers (AREA)
  • Microwave Amplifiers (AREA)
  • Surgical Instruments (AREA)
SG11202006170SA 2018-04-27 2019-04-26 Microwave amplifier SG11202006170SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1806940.1A GB2573288A (en) 2018-04-27 2018-04-27 Microwave amplifier
PCT/EP2019/060720 WO2019207098A1 (en) 2018-04-27 2019-04-26 Microwave amplifier

Publications (1)

Publication Number Publication Date
SG11202006170SA true SG11202006170SA (en) 2020-07-29

Family

ID=62494991

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202006170SA SG11202006170SA (en) 2018-04-27 2019-04-26 Microwave amplifier

Country Status (12)

Country Link
US (1) US11446083B2 (ja)
EP (1) EP3785366A1 (ja)
JP (1) JP7454241B2 (ja)
KR (1) KR20210003712A (ja)
CN (1) CN111602336B (ja)
AU (1) AU2019260548A1 (ja)
BR (1) BR112020013468A2 (ja)
CA (1) CA3087318A1 (ja)
GB (1) GB2573288A (ja)
IL (1) IL275820A (ja)
SG (1) SG11202006170SA (ja)
WO (1) WO2019207098A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108574465A (zh) * 2018-06-27 2018-09-25 成都嘉纳海威科技有限责任公司 一种基于左右手传输线的高效率f类堆叠功率放大器
US20220131504A1 (en) * 2019-01-29 2022-04-28 Sumitomo Electric Industries, Ltd. Higher harmonics processing circuit and amplifier
GB2589604A (en) * 2019-12-04 2021-06-09 Creo Medical Ltd Pulse generating circuit, and electrosurgical generator incorporating the same
GB2589605A (en) * 2019-12-04 2021-06-09 Creo Medical Ltd Pule generating circuit, and electrosurgical generator incorporating the same
TWI740700B (zh) * 2020-11-03 2021-09-21 長庚大學 氮化鎵轉阻放大器
CN113114132B (zh) * 2021-03-12 2023-02-14 华南理工大学 一种适用于5g基站的功率放大器及通信设备
CN113395043B (zh) * 2021-05-25 2024-03-29 杭州电子科技大学 一种基于精确谐波控制的高效率双频功率放大器及其设计方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0738548B2 (ja) * 1993-01-07 1995-04-26 日本電気株式会社 電力整合回路
US5410281A (en) * 1993-03-09 1995-04-25 Sierra Technologies, Inc. Microwave high power combiner/divider
US6757523B2 (en) * 2000-03-31 2004-06-29 Zeus Wireless, Inc. Configuration of transmit/receive switching in a transceiver
KR101399053B1 (ko) * 2007-06-05 2014-05-28 포항공과대학교 산학협력단 신호 크기 정보 제거와 복원 기술을 사용한 전력송신기에서의 전력 증폭을 위한 장치 및 방법
JP2009065637A (ja) 2007-08-09 2009-03-26 Panasonic Corp 高周波電力増幅器及び高周波加熱装置
EP2262107B1 (en) * 2009-06-10 2012-09-12 Alcatel Lucent Inverse class F amplifier and method
GB201021032D0 (en) * 2010-12-10 2011-01-26 Creo Medical Ltd Electrosurgical apparatus
JP5504465B2 (ja) * 2011-06-22 2014-05-28 日本電信電話株式会社 電力増幅回路
US9641140B2 (en) * 2014-06-27 2017-05-02 Nxp Usa, Inc. Method and apparatus for a multi-harmonic matching network
CN104953963B (zh) 2015-06-17 2017-12-15 华讯方舟科技有限公司 一种高阶f类功率放大电路及射频功率放大器
US10720894B2 (en) * 2016-04-15 2020-07-21 Cape Peninsula University Of Technology Inverse Class-F power amplifier
US9673766B1 (en) * 2016-05-18 2017-06-06 Nxp Usa, Inc. Class F amplifiers using resonant circuits in an output matching network
CN105978495B (zh) * 2016-06-06 2019-02-15 杭州电子科技大学 一种高线性高效率功率放大器
GB2551339B (en) 2016-06-13 2021-12-08 Creo Medical Ltd Electrosurgical device with integrated microwave source
CN111213319B (zh) * 2017-10-19 2024-03-22 瑞典爱立信有限公司 多赫蒂功率放大器、控制方法和设备

Also Published As

Publication number Publication date
GB2573288A (en) 2019-11-06
CA3087318A1 (en) 2019-10-31
US11446083B2 (en) 2022-09-20
WO2019207098A1 (en) 2019-10-31
EP3785366A1 (en) 2021-03-03
JP2021520080A (ja) 2021-08-12
US20200397506A1 (en) 2020-12-24
IL275820A (en) 2020-08-31
AU2019260548A1 (en) 2020-07-16
BR112020013468A2 (pt) 2020-12-01
JP7454241B2 (ja) 2024-03-22
KR20210003712A (ko) 2021-01-12
CN111602336A (zh) 2020-08-28
CN111602336B (zh) 2023-04-21
GB201806940D0 (en) 2018-06-13

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