CN104380600B - 具有恒定输入电容的步进衰减器 - Google Patents

具有恒定输入电容的步进衰减器 Download PDF

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Publication number
CN104380600B
CN104380600B CN201380028505.2A CN201380028505A CN104380600B CN 104380600 B CN104380600 B CN 104380600B CN 201380028505 A CN201380028505 A CN 201380028505A CN 104380600 B CN104380600 B CN 104380600B
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CN
China
Prior art keywords
attenuator
capacitance
section
capacitor
attenuation
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.)
Expired - Fee Related
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CN201380028505.2A
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English (en)
Chinese (zh)
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CN104380600A (zh
Inventor
X·王
X·张
M·G·迪基克
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Qualcomm Inc
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Qualcomm Inc
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Publication date
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Publication of CN104380600A publication Critical patent/CN104380600A/zh
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Publication of CN104380600B publication Critical patent/CN104380600B/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices

Landscapes

  • Transmitters (AREA)
  • Attenuators (AREA)
  • Transceivers (AREA)
  • Amplifiers (AREA)
CN201380028505.2A 2012-06-01 2013-05-30 具有恒定输入电容的步进衰减器 Expired - Fee Related CN104380600B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261654633P 2012-06-01 2012-06-01
US61/654,633 2012-06-01
US13/826,265 US9985601B2 (en) 2012-06-01 2013-03-14 Step attenuator with constant input capacitance
US13/826,265 2013-03-14
PCT/US2013/043442 WO2013181445A1 (en) 2012-06-01 2013-05-30 Step attenuator with constant input capacitance

Publications (2)

Publication Number Publication Date
CN104380600A CN104380600A (zh) 2015-02-25
CN104380600B true CN104380600B (zh) 2018-03-16

Family

ID=48670783

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380028505.2A Expired - Fee Related CN104380600B (zh) 2012-06-01 2013-05-30 具有恒定输入电容的步进衰减器

Country Status (5)

Country Link
US (1) US9985601B2 (enExample)
EP (1) EP2856644A1 (enExample)
JP (1) JP6333809B2 (enExample)
CN (1) CN104380600B (enExample)
WO (1) WO2013181445A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9473194B2 (en) * 2014-02-27 2016-10-18 Skywoods Solutions, Inc. Systems, devices and methods related to radio-frequency step attenuators
US9595937B2 (en) 2014-09-17 2017-03-14 Texas Instruments Incorporated Programmable step attenuator with cross connection
CN104377412B (zh) * 2014-11-05 2017-01-25 中北大学 基于mems开关的程控步进衰减器
US9419662B2 (en) * 2014-11-07 2016-08-16 Qualcomm Incorporated High-voltage radio-frequency attenuator
US9685907B2 (en) * 2015-06-30 2017-06-20 Texas Instruments Incorporated Variable gain power amplifiers
KR101776054B1 (ko) * 2016-04-06 2017-09-07 베렉스주식회사 디지털 스텝 감쇠기 회로
US9912320B2 (en) * 2016-06-13 2018-03-06 The Hong Kong University Of Science And Technology Exponentially scaling switched capacitor
US10003322B2 (en) 2016-10-06 2018-06-19 Psemi Corporation Temperature compensated digital step attenuator
FR3061378B1 (fr) * 2016-12-26 2022-07-29 Commissariat Energie Atomique Attenuateur variable muni d'une boucle de commande
CN107196622B (zh) * 2017-04-21 2021-05-18 北京海尔集成电路设计有限公司 一种输入阻抗恒定的衰减系统
FR3066338A1 (fr) * 2017-05-15 2018-11-16 Stmicroelectronics Sa Attenuateur de signal radiofrequence
US10505511B1 (en) * 2018-06-20 2019-12-10 Psemi Corporation High resolution attenuator or phase shifter with weighted bits
CN111404511B (zh) * 2020-05-19 2021-07-23 成都天锐星通科技有限公司 超宽带高精度差分衰减器
CN112087274A (zh) * 2020-09-27 2020-12-15 中国铁路西安局集团有限公司西安电务段 一种衰减器阵列及用此测量stp设备接收灵敏度的方法
US11394471B1 (en) * 2021-03-24 2022-07-19 The United States Of America As Represented By The Secretary Of The Army High-power radio frequency (RF) power detector
US12562717B2 (en) * 2022-06-30 2026-02-24 Intel Corporation Multi-gain-step digital step attenuator
US12407428B2 (en) * 2023-03-09 2025-09-02 Apple Inc. Radio-frequency power detector with non-linearity cancellation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5034698A (en) * 1990-01-22 1991-07-23 Hiro Moriyasu Dual-path wideband and precision data acquisition system
US6344780B1 (en) * 1998-09-18 2002-02-05 Kabushiki Kaisha Toshiba Impedance adjusting circuit
CN201238286Y (zh) * 2008-08-06 2009-05-13 四川九洲电器集团有限责任公司 带有误差校正功能的数控步进衰减器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3117229B2 (ja) 1991-02-25 2000-12-11 日本電信電話株式会社 負帰還増幅器
US7027790B2 (en) 2001-08-10 2006-04-11 Broadcom Corporation Transceiver front-end
JP4214710B2 (ja) 2002-04-15 2009-01-28 三菱電機株式会社 可変減衰器
KR100480071B1 (ko) 2002-11-12 2005-03-31 엘지전자 주식회사 가변 감쇠기
US7332980B2 (en) * 2005-09-22 2008-02-19 Samsung Electronics Co., Ltd. System and method for a digitally tunable impedance matching network
US7917104B2 (en) 2007-04-23 2011-03-29 Paratek Microwave, Inc. Techniques for improved adaptive impedance matching
JP2009130808A (ja) 2007-11-27 2009-06-11 Nec Electronics Corp アッテネータ
US7626474B2 (en) 2008-03-17 2009-12-01 National Instruments Corporation Compensated attenuator circuit and oscilloscope utilizing the same
JP5018727B2 (ja) 2008-10-10 2012-09-05 株式会社Ｊｖｃケンウッド 無線送信機
FR2953342B1 (fr) 2009-12-01 2012-01-20 Thales Sa Attenuateur selectif en frequences pourvu d'une structure en t aisement accordable
US9270248B2 (en) * 2012-10-12 2016-02-23 Infineon Technologies Ag Impedance matching network with improved quality factor and method for matching an impedance

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5034698A (en) * 1990-01-22 1991-07-23 Hiro Moriyasu Dual-path wideband and precision data acquisition system
US6344780B1 (en) * 1998-09-18 2002-02-05 Kabushiki Kaisha Toshiba Impedance adjusting circuit
CN201238286Y (zh) * 2008-08-06 2009-05-13 四川九洲电器集团有限责任公司 带有误差校正功能的数控步进衰减器

Also Published As

Publication number Publication date
US9985601B2 (en) 2018-05-29
JP6333809B2 (ja) 2018-05-30
JP2015523006A (ja) 2015-08-06
WO2013181445A1 (en) 2013-12-05
US20140266518A1 (en) 2014-09-18
CN104380600A (zh) 2015-02-25
EP2856644A1 (en) 2015-04-08

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