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FI20040140A0 - Säätöpiiri - Google Patents

Säätöpiiri

Info

Publication number
FI20040140A0
FI20040140A0 FI20040140A FI20040140A FI20040140A0 FI 20040140 A0 FI20040140 A0 FI 20040140A0 FI 20040140 A FI20040140 A FI 20040140A FI 20040140 A FI20040140 A FI 20040140A FI 20040140 A0 FI20040140 A0 FI 20040140A0
Authority
FI
Finland
Prior art keywords
input
output
adjusting circuit
pair
terminals
Prior art date
Application number
FI20040140A
Other languages
English (en)
Swedish (sv)
Inventor
Eero Koukkari
Tero Oilinki
Pasi Kurttio
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Priority to FI20040140A priority Critical patent/FI20040140A0/fi
Publication of FI20040140A0 publication Critical patent/FI20040140A0/fi
Priority to US10/851,651 priority patent/US20050170794A1/en
Priority to JP2006550214A priority patent/JP2007520129A/ja
Priority to PCT/FI2005/000059 priority patent/WO2005074124A1/en
Priority to TW094102556A priority patent/TW200541203A/zh
Priority to KR1020067015450A priority patent/KR100789978B1/ko
Priority to BRPI0507158-5A priority patent/BRPI0507158A/pt
Priority to AT05708140T priority patent/ATE480042T1/de
Priority to RU2006126529/09A priority patent/RU2374754C2/ru
Priority to DE602005023267T priority patent/DE602005023267D1/de
Priority to CNB2005800035508A priority patent/CN100546174C/zh
Priority to EP05708140A priority patent/EP1709732B1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/12—Resonant antennas
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/08—Amplitude modulation by means of variable impedance element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0433—Circuits with power amplifiers with linearisation using feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Lock And Its Accessories (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Control Of Stepping Motors (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Valve Device For Special Equipments (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Microwave Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
FI20040140A 2004-01-30 2004-01-30 Säätöpiiri FI20040140A0 (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI20040140A FI20040140A0 (fi) 2004-01-30 2004-01-30 Säätöpiiri
US10/851,651 US20050170794A1 (en) 2004-01-30 2004-05-24 Adjusting circuit
EP05708140A EP1709732B1 (en) 2004-01-30 2005-01-28 Adjusting circuit
TW094102556A TW200541203A (en) 2004-01-30 2005-01-28 Adjusting circuit
PCT/FI2005/000059 WO2005074124A1 (en) 2004-01-30 2005-01-28 Adjusting circuit
JP2006550214A JP2007520129A (ja) 2004-01-30 2005-01-28 調節回路
KR1020067015450A KR100789978B1 (ko) 2004-01-30 2005-01-28 조정 회로
BRPI0507158-5A BRPI0507158A (pt) 2004-01-30 2005-01-28 circuito de ajuste para ajustar uma amplitude de um sinal, e, método para ajustar uma amplitude de um sinal de um circuito de ajuste
AT05708140T ATE480042T1 (de) 2004-01-30 2005-01-28 Einstellschaltung
RU2006126529/09A RU2374754C2 (ru) 2004-01-30 2005-01-28 Регулирующая схема
DE602005023267T DE602005023267D1 (de) 2004-01-30 2005-01-28 Einstellschaltung
CNB2005800035508A CN100546174C (zh) 2004-01-30 2005-01-28 调整电路以及调整射频信号的幅度的方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20040140A FI20040140A0 (fi) 2004-01-30 2004-01-30 Säätöpiiri

Publications (1)

Publication Number Publication Date
FI20040140A0 true FI20040140A0 (fi) 2004-01-30

Family

ID=30129466

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20040140A FI20040140A0 (fi) 2004-01-30 2004-01-30 Säätöpiiri

Country Status (12)

Country Link
US (1) US20050170794A1 (fi)
EP (1) EP1709732B1 (fi)
JP (1) JP2007520129A (fi)
KR (1) KR100789978B1 (fi)
CN (1) CN100546174C (fi)
AT (1) ATE480042T1 (fi)
BR (1) BRPI0507158A (fi)
DE (1) DE602005023267D1 (fi)
FI (1) FI20040140A0 (fi)
RU (1) RU2374754C2 (fi)
TW (1) TW200541203A (fi)
WO (1) WO2005074124A1 (fi)

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US7979033B2 (en) 2006-12-29 2011-07-12 Broadcom Corporation IC antenna structures and applications thereof
US8232919B2 (en) 2006-12-29 2012-07-31 Broadcom Corporation Integrated circuit MEMs antenna structure
US7973730B2 (en) 2006-12-29 2011-07-05 Broadcom Corporation Adjustable integrated circuit antenna structure
DE202007010239U1 (de) * 2007-07-24 2007-09-20 Rosenberger Hochfrequenztechnik Gmbh & Co. Kg Schleifenrichtkoppler
US8175554B2 (en) * 2008-05-07 2012-05-08 Intel Mobile Communications GmbH Radio frequency communication devices and methods
JP2009284192A (ja) * 2008-05-22 2009-12-03 Fujitsu Ltd 利得温度補償回路
CN101753163A (zh) * 2008-12-02 2010-06-23 华为技术有限公司 一种自动调整阻抗的方法和设备
CN102790606B (zh) * 2012-06-07 2015-11-18 杭州东城图像技术有限公司 数字控制的模拟调制电路
US20150042412A1 (en) * 2013-08-07 2015-02-12 Qualcomm Incorporated Directional coupler circuit techniques
US9755670B2 (en) 2014-05-29 2017-09-05 Skyworks Solutions, Inc. Adaptive load for coupler in broadband multimode multiband front end module
DE112015002750B4 (de) 2014-06-12 2025-11-20 Skyworks Solutions Inc. Vorrichtungen und Verfahren in Bezug auf Richtkoppler
US9553617B2 (en) 2014-07-24 2017-01-24 Skyworks Solutions, Inc. Apparatus and methods for reconfigurable directional couplers in an RF transceiver with controllable capacitive coupling
US9685687B2 (en) 2014-09-15 2017-06-20 Infineon Technologies Ag System and method for a directional coupler
US9812757B2 (en) * 2014-12-10 2017-11-07 Skyworks Solutions, Inc. RF coupler having coupled line with adjustable length
CN107210762A (zh) * 2015-01-29 2017-09-26 株式会社村田制作所 高频模块
CN108292793B (zh) 2015-09-10 2021-03-09 天工方案公司 用于多频功率检测的电磁耦合器
US9954564B2 (en) 2016-02-05 2018-04-24 Skyworks Solutions, Inc. Electromagnetic couplers with multi-band filtering
WO2017151321A1 (en) 2016-02-29 2017-09-08 Skyworks Solutions, Inc. Integrated filter and directional coupler assemblies
CN109155361B (zh) 2016-03-30 2022-11-08 天工方案公司 用于耦合器线性度改进和重新配置的可调节活性硅
WO2017189824A1 (en) 2016-04-29 2017-11-02 Skyworks Solutions, Inc. Compensated electromagnetic coupler
CN109314299B (zh) 2016-04-29 2021-09-21 天工方案公司 可调谐电磁耦合器和使用其的模块和装置
WO2017196652A2 (en) 2016-05-09 2017-11-16 Skyworks Solutions, Inc. Self-adjusting electromagnetic coupler with automatic frequency detection
US10164681B2 (en) 2016-06-06 2018-12-25 Skyworks Solutions, Inc. Isolating noise sources and coupling fields in RF chips
CN109565292B (zh) 2016-06-22 2021-02-05 天工方案公司 用于多频功率检测的电磁耦合器装置和包含其的设备
US10742189B2 (en) 2017-06-06 2020-08-11 Skyworks Solutions, Inc. Switched multi-coupler apparatus and modules and devices using same
CN114976550A (zh) 2021-02-23 2022-08-30 天工方案公司 带有可切换电感器的智能双向耦合器
GB2609719B (en) 2021-06-02 2025-03-12 Skyworks Solutions Inc Directional coupler with multiple arrangements of termination
CN117538616B (zh) * 2024-01-09 2024-04-23 深圳市瀚强科技股份有限公司 阻抗检测方法、阻抗检测电路及阻抗检测设备

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Also Published As

Publication number Publication date
CN100546174C (zh) 2009-09-30
DE602005023267D1 (de) 2010-10-14
ATE480042T1 (de) 2010-09-15
EP1709732A1 (en) 2006-10-11
US20050170794A1 (en) 2005-08-04
CN1914792A (zh) 2007-02-14
KR20060129354A (ko) 2006-12-15
TW200541203A (en) 2005-12-16
WO2005074124A1 (en) 2005-08-11
KR100789978B1 (ko) 2008-01-02
RU2374754C2 (ru) 2009-11-27
JP2007520129A (ja) 2007-07-19
EP1709732B1 (en) 2010-09-01
RU2006126529A (ru) 2008-03-10
BRPI0507158A (pt) 2007-06-26

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