FI101505B1 - Menetelmä suuntakytkimellä toteutetun tehonmittauksen parantamiseksi pienillä tehotasoilla - Google Patents

Menetelmä suuntakytkimellä toteutetun tehonmittauksen parantamiseksi pienillä tehotasoilla

Info

Publication number
FI101505B1
FI101505B1 FI952268A FI952268A FI101505B1 FI 101505 B1 FI101505 B1 FI 101505B1 FI 952268 A FI952268 A FI 952268A FI 952268 A FI952268 A FI 952268A FI 101505 B1 FI101505 B1 FI 101505B1
Authority
FI
Finland
Prior art keywords
directional switch
low power
improving
power levels
power measurement
Prior art date
Application number
FI952268A
Other languages
English (en)
Swedish (sv)
Other versions
FI952268A0 (fi
FI952268A (fi
FI101505B (fi
Inventor
Ari Salminen
Original Assignee
Nokia Mobile Phones 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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI952268A priority Critical patent/FI101505B/fi
Publication of FI952268A0 publication Critical patent/FI952268A0/fi
Priority to EP96660007A priority patent/EP0742649A3/en
Priority to JP11171396A priority patent/JPH08335809A/ja
Priority to US08/644,037 priority patent/US5745016A/en
Publication of FI952268A publication Critical patent/FI952268A/fi
Application granted granted Critical
Publication of FI101505B1 publication Critical patent/FI101505B1/fi
Publication of FI101505B publication Critical patent/FI101505B/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/24—Transmission-line, e.g. waveguide, measuring sections, e.g. slotted section
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/01—Arrangements for measuring electric power or power factor in circuits having distributed constants

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FI952268A 1995-05-10 1995-05-10 Menetelmä suuntakytkimellä toteutetun tehonmittauksen parantamiseksi p ienillä tehotasoilla FI101505B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI952268A FI101505B (fi) 1995-05-10 1995-05-10 Menetelmä suuntakytkimellä toteutetun tehonmittauksen parantamiseksi p ienillä tehotasoilla
EP96660007A EP0742649A3 (en) 1995-05-10 1996-03-26 Directional coupler arrangement for the measurement of power
JP11171396A JPH08335809A (ja) 1995-05-10 1996-05-02 方向性結合器装置およびそれにおける電力測定方法
US08/644,037 US5745016A (en) 1995-05-10 1996-05-09 Method for improving power measurement implemented with a directional coupler at low power levels

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI952268A FI101505B (fi) 1995-05-10 1995-05-10 Menetelmä suuntakytkimellä toteutetun tehonmittauksen parantamiseksi p ienillä tehotasoilla
FI952268 1995-05-10

Publications (4)

Publication Number Publication Date
FI952268A0 FI952268A0 (fi) 1995-05-10
FI952268A FI952268A (fi) 1996-11-11
FI101505B1 true FI101505B1 (fi) 1998-06-30
FI101505B FI101505B (fi) 1998-06-30

Family

ID=8543388

Family Applications (1)

Application Number Title Priority Date Filing Date
FI952268A FI101505B (fi) 1995-05-10 1995-05-10 Menetelmä suuntakytkimellä toteutetun tehonmittauksen parantamiseksi p ienillä tehotasoilla

Country Status (4)

Country Link
US (1) US5745016A (fi)
EP (1) EP0742649A3 (fi)
JP (1) JPH08335809A (fi)
FI (1) FI101505B (fi)

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CN101626103B (zh) * 2008-07-07 2012-12-12 华为技术有限公司 耦合器及信号收发系统
US8368463B2 (en) * 2010-06-07 2013-02-05 Skyworks Solutions, Inc. Voltage distribution for controlling CMOS RF switch
JP2012213108A (ja) * 2011-03-31 2012-11-01 Nec Corp 検波回路、検波方法およびマイクロ波無線通信装置
KR101399902B1 (ko) * 2012-08-31 2014-05-29 주식회사 뉴파워 프라즈마 방향성 결합기 센서 장치
US9755670B2 (en) 2014-05-29 2017-09-05 Skyworks Solutions, Inc. Adaptive load for coupler in broadband multimode multiband front end module
GB2542057B (en) 2014-06-12 2021-09-29 Skyworks Solutions Inc Devices and methods related to directional couplers
US9496902B2 (en) 2014-07-24 2016-11-15 Skyworks Solutions, Inc. Apparatus and methods for reconfigurable directional couplers in an RF transceiver with selectable phase shifters
US9685687B2 (en) * 2014-09-15 2017-06-20 Infineon Technologies Ag System and method for a directional coupler
EP3026441A1 (en) * 2014-11-27 2016-06-01 Nxp B.V. Apparatus for measuring RF power and associated methods
US9692103B2 (en) * 2014-12-10 2017-06-27 Skyworks Solutions, Inc. RF coupler with switch between coupler port and adjustable termination impedance circuit
US9947985B2 (en) * 2015-07-20 2018-04-17 Infineon Technologies Ag System and method for a directional coupler
TWI720014B (zh) 2015-09-10 2021-03-01 美商西凱渥資訊處理科技公司 用於多頻功率偵測之電磁耦合器及具有電磁耦合器之系統
TWI716539B (zh) 2016-02-05 2021-01-21 美商天工方案公司 具有多波段濾波的電磁耦合器
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WO2017172575A1 (en) 2016-03-30 2017-10-05 Skyworks Solutions, Inc. Tunable active silicon for coupler linearity improvement and reconfiguration
KR20180132933A (ko) 2016-04-29 2018-12-12 스카이워크스 솔루션즈, 인코포레이티드 보상된 전자기 커플러
WO2017189825A1 (en) 2016-04-29 2017-11-02 Skyworks Solutions, Inc. Tunable electromagnetic coupler and modules and devices using same
US10284167B2 (en) 2016-05-09 2019-05-07 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
EP3743683A1 (en) * 2018-01-26 2020-12-02 Linevision, Inc. System and method for power transmission line monitoring
CN110632533B (zh) * 2019-08-08 2022-09-27 苏州博维仪器科技有限公司 一种rf射频电源的功率检测系统

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Also Published As

Publication number Publication date
FI952268A0 (fi) 1995-05-10
EP0742649A3 (en) 1999-01-07
FI952268A (fi) 1996-11-11
US5745016A (en) 1998-04-28
FI101505B (fi) 1998-06-30
EP0742649A2 (en) 1996-11-13
JPH08335809A (ja) 1996-12-17

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