NL192906B - Signaalniveaudetectieschakeling. - Google Patents

Signaalniveaudetectieschakeling.

Info

Publication number
NL192906B
NL192906B NL8105379A NL8105379A NL192906B NL 192906 B NL192906 B NL 192906B NL 8105379 A NL8105379 A NL 8105379A NL 8105379 A NL8105379 A NL 8105379A NL 192906 B NL192906 B NL 192906B
Authority
NL
Netherlands
Prior art keywords
detection circuit
signal level
level detection
signal
circuit
Prior art date
Application number
NL8105379A
Other languages
English (en)
Other versions
NL8105379A (nl
NL192906C (nl
Original Assignee
Sony 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
Priority claimed from JP16584880A external-priority patent/JPS5791012A/ja
Priority claimed from JP17182580A external-priority patent/JPS5795711A/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of NL8105379A publication Critical patent/NL8105379A/nl
Publication of NL192906B publication Critical patent/NL192906B/nl
Application granted granted Critical
Publication of NL192906C publication Critical patent/NL192906C/nl

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • G11B20/06—Angle-modulation recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)
NL8105379A 1980-11-27 1981-11-27 Signaalniveaudetectieschakeling. NL192906C (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP16584880A JPS5791012A (en) 1980-11-27 1980-11-27 Level detection circuit
JP16584880 1980-11-27
JP17182580A JPS5795711A (en) 1980-12-05 1980-12-05 Level detecting circuit
JP17182580 1980-12-05

Publications (3)

Publication Number Publication Date
NL8105379A NL8105379A (nl) 1982-06-16
NL192906B true NL192906B (nl) 1997-12-01
NL192906C NL192906C (nl) 1998-04-02

Family

ID=26490426

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8105379A NL192906C (nl) 1980-11-27 1981-11-27 Signaalniveaudetectieschakeling.

Country Status (11)

Country Link
US (1) US4433254A (nl)
KR (1) KR880001595B1 (nl)
AT (1) AT381422B (nl)
AU (1) AU551633B2 (nl)
CA (1) CA1171921A (nl)
CH (1) CH655415B (nl)
DE (1) DE3147171A1 (nl)
FR (1) FR2494930B1 (nl)
GB (1) GB2088677B (nl)
IT (1) IT1140300B (nl)
NL (1) NL192906C (nl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4409500A (en) * 1981-03-26 1983-10-11 Dbx, Inc. Operational rectifier and bias generator
JPS57164609A (en) * 1981-04-02 1982-10-09 Sony Corp Level detecting circuit
DE3303200A1 (de) * 1983-02-01 1984-08-02 ANT Nachrichtentechnik GmbH, 7150 Backnang Schaltungsanordnung mit gegengekoppeltem gleichstromverstaerker
WO1987001023A1 (en) * 1985-08-16 1987-02-26 David Brown Electromyographic repetitive strain injury monitor
NL8800510A (nl) * 1988-02-29 1989-09-18 Philips Nv Schakeling voor het lineair versterken en demoduleren van een am-gemoduleerd signaal en geintegreerd halfgeleiderelement daarvoor.
KR100206334B1 (ko) * 1996-02-26 1999-07-01 윤종용 신호처리를 위한 광디스크의 프리앰프
JP3498908B2 (ja) * 2000-07-25 2004-02-23 株式会社ミツトヨ 交流信号の振幅サンプリング方法及び振幅検出回路
JP2006052287A (ja) * 2004-08-11 2006-02-23 Sunallomer Ltd 難燃性ポリオレフィン系樹脂組成物
CN103178796B (zh) * 2013-02-05 2016-05-25 天津大学 一种基于对数放大器的高输出幅值差频器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1497545A (fr) * 1966-07-19 1967-10-13 Thomson Houston Comp Francaise Perfectionnements aux dispositifs de mesure de signaux électriques
FR1525049A (fr) * 1966-11-07 1968-05-17 Commissariat Energie Atomique Voie de mesure linéaire et logarithmique à courant continu
US3657528A (en) * 1970-07-10 1972-04-18 Lawrence M Plante Rms voltmeter and log converter
US3681618A (en) * 1971-03-29 1972-08-01 David E Blackmer Rms circuits with bipolar logarithmic converter
US3800237A (en) * 1972-06-28 1974-03-26 Nasa Gated compressor, distortionless signal limiter
GB1438711A (en) * 1973-01-23 1976-06-09 Dolby Laboratories Inc Calibration oscillators for noise reduction systems
US3971984A (en) * 1974-09-04 1976-07-27 B-Cubed Engineering, Inc. Wide-range logarithmic responding translation circuit
DE2712303C3 (de) * 1977-03-21 1982-09-16 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Unterdrückung des Störanteils in verrauschten Meßsignalen
US4158859A (en) * 1977-07-25 1979-06-19 Hazeltine Corporation Automatic control of iris and clamping voltage in video signal generator
US4250470A (en) * 1978-06-28 1981-02-10 Communications Satellite Corporation Syllabic compander with logarithmic chain
DE2836656C2 (de) * 1978-08-22 1980-06-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung mit einer Gleichrichterschaltung und einem logarithmischen Verstärker

Also Published As

Publication number Publication date
NL8105379A (nl) 1982-06-16
AU551633B2 (en) 1986-05-08
US4433254A (en) 1984-02-21
IT8125303A0 (it) 1981-11-26
CA1171921A (en) 1984-07-31
FR2494930B1 (fr) 1986-01-31
DE3147171C2 (nl) 1992-08-06
KR880001595B1 (en) 1988-08-24
GB2088677A (en) 1982-06-09
AU7788181A (en) 1982-06-03
FR2494930A1 (fr) 1982-05-28
IT1140300B (it) 1986-09-24
AT381422B (de) 1986-10-10
GB2088677B (en) 1984-11-07
NL192906C (nl) 1998-04-02
ATA510481A (de) 1986-02-15
KR830008247A (ko) 1983-11-16
DE3147171A1 (de) 1982-06-24
CH655415B (nl) 1986-04-15

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

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