FI105854B - Sähkösignaalin digitaalinen mittauspiiri - Google Patents

Sähkösignaalin digitaalinen mittauspiiri Download PDF

Info

Publication number
FI105854B
FI105854B FI910023A FI910023A FI105854B FI 105854 B FI105854 B FI 105854B FI 910023 A FI910023 A FI 910023A FI 910023 A FI910023 A FI 910023A FI 105854 B FI105854 B FI 105854B
Authority
FI
Finland
Prior art keywords
signal
digital
control unit
gain
analog
Prior art date
Application number
FI910023A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI910023A0 (fi
FI910023A (fi
Inventor
Lydie Desperben
Van Christian Trinh
Original Assignee
Alcatel Radiotelephone
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 Alcatel Radiotelephone filed Critical Alcatel Radiotelephone
Publication of FI910023A0 publication Critical patent/FI910023A0/fi
Publication of FI910023A publication Critical patent/FI910023A/fi
Application granted granted Critical
Publication of FI105854B publication Critical patent/FI105854B/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/181—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
    • H03M1/183—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
  • Radio Transmission System (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Dc Digital Transmission (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
FI910023A 1990-01-05 1991-01-02 Sähkösignaalin digitaalinen mittauspiiri FI105854B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9000088A FR2656930B1 (fr) 1990-01-05 1990-01-05 Circuit de mesure numerique d'un signal electrique.
FR9000088 1990-01-05

Publications (3)

Publication Number Publication Date
FI910023A0 FI910023A0 (fi) 1991-01-02
FI910023A FI910023A (fi) 1991-07-06
FI105854B true FI105854B (fi) 2000-10-13

Family

ID=9392547

Family Applications (1)

Application Number Title Priority Date Filing Date
FI910023A FI105854B (fi) 1990-01-05 1991-01-02 Sähkösignaalin digitaalinen mittauspiiri

Country Status (12)

Country Link
US (1) US5146155A (ja)
EP (1) EP0436222B1 (ja)
JP (1) JP3547144B2 (ja)
AT (1) ATE133522T1 (ja)
AU (1) AU636940B2 (ja)
DE (1) DE69025050T2 (ja)
DK (1) DK0436222T3 (ja)
ES (1) ES2081905T3 (ja)
FI (1) FI105854B (ja)
FR (1) FR2656930B1 (ja)
GR (1) GR3019202T3 (ja)
NO (1) NO302445B1 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0547832B1 (en) * 1991-12-18 1997-06-25 Texas Instruments Incorporated Dynamic range extension system
CH688459A5 (de) * 1992-02-04 1997-09-30 Ascom Audiosys Ag Verfahren zur Digitalisierung eines Signals, Verarbeitungseinheit zu dessen Ausfuehrung
JP2648554B2 (ja) * 1992-08-13 1997-09-03 インターナショナル・ビジネス・マシーンズ・コーポレイション Ｐｒｍｌディスク駆動システムの非同期ゲイン調整方法および装置
US5451948A (en) * 1994-02-28 1995-09-19 Cubic Communications, Inc. Apparatus and method for combining analog and digital automatic gain control in receivers with digital signal processing
US5606318A (en) * 1994-09-30 1997-02-25 Honeywell Inc. Apparatus for conversion of scaled binary data
US5835050A (en) * 1995-11-03 1998-11-10 Lecroy Corporation Multi-range analog-to-digital converter with multi-range switching
JP2001257592A (ja) * 2000-03-09 2001-09-21 Mitsubishi Electric Corp 計測装置
US6424221B1 (en) 2000-06-19 2002-07-23 Advanced Micro Devices, Inc. Programmable gain amplifier for use in data network
US6603416B2 (en) * 2001-10-01 2003-08-05 International Business Machines Corporation Method and circuit for dynamic calibration of flash analog to digital converters
EP1524568B1 (en) * 2002-07-10 2008-10-15 Marvell World Trade Ltd. Adaptive duty cycle limiter
US6977492B2 (en) 2002-07-10 2005-12-20 Marvell World Trade Ltd. Output regulator
DE10235682A1 (de) * 2002-08-03 2004-02-19 Deutsche Thomson-Brandt Gmbh Analog/Digitalwandlung mit Offset-Kompensation und Aussteuerbereichsanpassung
US7049989B2 (en) * 2004-10-01 2006-05-23 Smiths Aerospace Llc Unified analog input front end apparatus and method
JP4150049B2 (ja) * 2006-08-03 2008-09-17 株式会社東芝 集積回路、その自己診断方法、およびその集積回路を具備する光ディスク装置
CN103487637A (zh) * 2013-09-30 2014-01-01 常熟市明阳电器安装工程有限公司 一种电器异常电流监测系统
CN103472285A (zh) * 2013-09-30 2013-12-25 常熟市明阳电器安装工程有限公司 一种电器异常电流检测仪
CN104333354A (zh) * 2014-11-27 2015-02-04 哈尔滨工业大学 卫星火工品脉冲信号变换电路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3187323A (en) * 1961-10-24 1965-06-01 North American Aviation Inc Automatic scaler for analog-to-digital converter
US3149282A (en) * 1961-12-13 1964-09-15 Cubic Corp Digital voltmeter
US3685047A (en) * 1970-07-31 1972-08-15 Sds Data Systems Inc Seismic amplifiers
US3790886A (en) * 1971-10-04 1974-02-05 Keithley Instruments Electrical measurement instrument having an improved analog to digital converter
GB1438606A (en) * 1973-06-21 1976-06-09 Sony Corp Signal transformation system
US4383247A (en) * 1981-06-25 1983-05-10 The United States Of America As Represented By The Secretary Of The Navy Gain-step companding analog to digital converter
JPS5821921A (ja) * 1981-07-31 1983-02-09 Shimadzu Corp Ａ−ｄ変換器
FR2606956A1 (fr) * 1986-11-14 1988-05-20 Radiotechnique Compelec Dispositif de conversion analogique-numerique comportant un dispositif de controle automatique de gain
US4876502A (en) * 1988-05-09 1989-10-24 Westinghouse Electric Corp. Wide dynamic range current measuring apparatus
US4906928A (en) * 1988-12-29 1990-03-06 Atlantic Richfield Company Transient electromagnetic apparatus with receiver having digitally controlled gain ranging amplifier for detecting irregularities on conductive containers

Also Published As

Publication number Publication date
AU636940B2 (en) 1993-05-13
NO910002L (no) 1991-07-08
US5146155A (en) 1992-09-08
GR3019202T3 (en) 1996-06-30
FI910023A0 (fi) 1991-01-02
JPH04212072A (ja) 1992-08-03
FR2656930A1 (fr) 1991-07-12
EP0436222A1 (fr) 1991-07-10
DE69025050D1 (de) 1996-03-07
DE69025050T2 (de) 1996-05-30
JP3547144B2 (ja) 2004-07-28
EP0436222B1 (fr) 1996-01-24
ATE133522T1 (de) 1996-02-15
FR2656930B1 (fr) 1992-10-02
FI910023A (fi) 1991-07-06
ES2081905T3 (es) 1996-03-16
AU6836290A (en) 1991-07-11
DK0436222T3 (da) 1996-04-09
NO302445B1 (no) 1998-03-02
NO910002D0 (no) 1991-01-02

Similar Documents

Publication Publication Date Title
FI105854B (fi) Sähkösignaalin digitaalinen mittauspiiri
US5408197A (en) Automatic power control circuit for controlling transmitting power of modulated radio frequency signal
FI81704C (fi) Kvadraturmodulator.
US6294952B1 (en) Quadrature demodulator quadrature demodulation method and recording medium
US5212814A (en) Automatic output power controller
US4965759A (en) Spread-spectrum receiver
CA2159971A1 (en) Symbol Error Based Power Control for Mobile Telecommunication System
US5917372A (en) Automatic gain control circuit
KR970019256A (ko) Cdma방식 이동통신시스템(code division multiple access mobile communication system)
WO2001013141A3 (en) Neural network radar processor
US10145736B2 (en) Bias currents to reverse-bias photodiode in light detection system
KR900019417A (ko) 스펙트럼 확산 신호 복조회로
KR19980015980A (ko) 시분할다윈접속 디지탈 이동통신 시스템의 주파수 교정 버스트 검출방법
US6370210B1 (en) Circuitry for generating a gain control signal applied to an AGC amplifier and method thereof
US5777727A (en) OTDR measurement device
KR100390666B1 (ko) 가변 이득 전력 증폭기에 이득 제어 신호를 제공하는 방법및 가변 이득 전력 증폭기 출력 시스템
US4987298A (en) Automatic gain control apparatus which adjusts bias and gain to maximize signal to noise ratio
NO922605L (no) Basestasjon for et radiosystem
JPS5615081A (en) Optical receiving system
KR100211057B1 (ko) 위성중계기용 온도보상회로
JP2681997B2 (ja) マイクロ波放射計受信機
US20090239490A1 (en) Carrier signal detection
EP1271770B1 (en) Analog base band unit for RF receiver and method for using the same
JP2784873B2 (ja) パワーコントロール装置
JP2779270B2 (ja) 無線受信装置