BRPI1011397A2 - atenuador - Google Patents

atenuador

Info

Publication number
BRPI1011397A2
BRPI1011397A2 BRPI1011397A BRPI1011397A BRPI1011397A2 BR PI1011397 A2 BRPI1011397 A2 BR PI1011397A2 BR PI1011397 A BRPI1011397 A BR PI1011397A BR PI1011397 A BRPI1011397 A BR PI1011397A BR PI1011397 A2 BRPI1011397 A2 BR PI1011397A2
Authority
BR
Brazil
Prior art keywords
attenuator
Prior art date
Application number
BRPI1011397A
Other languages
English (en)
Inventor
Cunhao Gao
Original Assignee
Huawei Tech Co 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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BRPI1011397A2 publication Critical patent/BRPI1011397A2/pt

Links

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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/03—Frequency selective two-port networks comprising means for compensation of loss
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • H01P1/227—Strip line attenuators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
    • H01P5/185—Edge coupled lines
    • H01P5/186—Lange couplers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations of several amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/06—Frequency selective two-port networks comprising means for compensation of loss
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/24—Frequency-independent attenuators
    • H03H11/245—Frequency-independent attenuators using field-effect transistor
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/192—A hybrid coupler being used at the input of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/204—A hybrid coupler being used at the output of an amplifier circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
BRPI1011397A 2009-11-20 2010-11-22 atenuador BRPI1011397A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2009101098186A CN102075164B (zh) 2009-11-20 2009-11-20 一种衰减器
PCT/CN2010/078936 WO2011060740A1 (zh) 2009-11-20 2010-11-22 一种衰减器

Publications (1)

Publication Number Publication Date
BRPI1011397A2 true BRPI1011397A2 (pt) 2016-03-15

Family

ID=44033536

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1011397A BRPI1011397A2 (pt) 2009-11-20 2010-11-22 atenuador

Country Status (4)

Country Link
US (1) US8319580B2 (pt)
CN (1) CN102075164B (pt)
BR (1) BRPI1011397A2 (pt)
WO (1) WO2011060740A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102427331B (zh) * 2011-10-09 2014-04-16 上海东洲罗顿通信股份有限公司 高效率线性功放的线路配置方法
CN102694224A (zh) * 2012-06-19 2012-09-26 合肥威科电子技术有限公司 一种大功率低互调3dB衰减单元
KR20140072354A (ko) 2012-12-03 2014-06-13 한국전자통신연구원 저위상 변동 전압 가변 감쇠기
WO2015174138A1 (ja) * 2014-05-15 2015-11-19 日本電気株式会社 可変減衰器、減衰量調整回路及び減衰量調整方法
CN105577203B (zh) * 2016-03-09 2018-08-14 成都雷电微力科技有限公司 一种Ka波段发射SOC
CN109067685B (zh) * 2018-07-20 2021-06-11 西安空间无线电技术研究所 一种qpsk调制器
CN109560780B (zh) * 2019-01-31 2023-09-19 合肥盛芯世纪信息科技有限公司 一种5g基站功率放大器
CN113114146B (zh) * 2021-04-19 2022-06-10 天津大学 宽动态调节范围低附加相移可变增益放大器
CN113285679B (zh) * 2021-04-23 2022-08-23 中国电子科技集团公司第二十九研究所 一种超宽带小型化幅度扩张电路
CN114464973B (zh) * 2022-01-19 2023-03-10 电子科技大学 基于中心频率连续可调的可重构滤波衰减器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673492A (en) 1971-07-27 1972-06-27 Us Army Voltage controlled hybrid attenuator
GB2236912B (en) * 1989-09-23 1993-12-01 Stc Plc R.F. Reflection switch
US5349312A (en) 1993-05-28 1994-09-20 Raytheon Company Voltage variable attenuator
JP3350457B2 (ja) * 1998-10-19 2002-11-25 株式会社東芝 マイクロ波可変減衰回路
FR2833431B1 (fr) * 2001-12-06 2004-12-17 Cit Alcatel Lineariseur a predistorsion a large bande de frequences
JP4052834B2 (ja) * 2001-12-27 2008-02-27 三洋電機株式会社 増幅回路
CN2935629Y (zh) * 2006-08-14 2007-08-15 徐源 一种rf基波抵消电路
US7492235B2 (en) * 2006-10-25 2009-02-17 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Transmission line transistor attenuator

Also Published As

Publication number Publication date
CN102075164B (zh) 2013-06-12
US20120075017A1 (en) 2012-03-29
WO2011060740A1 (zh) 2011-05-26
CN102075164A (zh) 2011-05-25
US8319580B2 (en) 2012-11-27

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2541 DE 17-09-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.