FR1591932A - - Google Patents

Info

Publication number
FR1591932A
FR1591932A FR1591932DA FR1591932A FR 1591932 A FR1591932 A FR 1591932A FR 1591932D A FR1591932D A FR 1591932DA FR 1591932 A FR1591932 A FR 1591932A
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
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 filed Critical
Application granted granted Critical
Publication of FR1591932A publication Critical patent/FR1591932A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/18—Two-port phase shifters providing a predetermined phase shift, e.g. "all-pass" filters
    • 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
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1213—Frequency selective two-port networks using amplifiers with feedback using transistor 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
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/22—Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output
FR1591932D 1967-10-26 1968-11-15 Expired FR1591932A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67841767A 1967-10-26 1967-10-26
US68394967A 1967-11-17 1967-11-17

Publications (1)

Publication Number Publication Date
FR1591932A true FR1591932A (fr) 1970-05-04

Family

ID=27102014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1591932D Expired FR1591932A (fr) 1967-10-26 1968-11-15

Country Status (6)

Country Link
US (2) US3581122A (fr)
BE (1) BE723892A (fr)
DE (1) DE1808841B2 (fr)
FR (1) FR1591932A (fr)
GB (1) GB1246686A (fr)
NL (1) NL6816315A (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5324766B1 (fr) * 1971-05-20 1978-07-22
US3909733A (en) * 1973-05-17 1975-09-30 Dolby Laboratories Inc Dynamic range modifying circuits utilizing variable negative resistance
US3973214A (en) * 1975-01-20 1976-08-03 Alpha Engineering Corporation Circuit to achieve low noise figure
US4087762A (en) * 1977-07-01 1978-05-02 Gte Sylvania Incorporated Cable equalization resonant amplifier circuit
US4348643A (en) * 1980-11-05 1982-09-07 General Electric Company Constant phase limiter
US4345222A (en) * 1980-12-08 1982-08-17 Rockwell International Corporation Split phase delay equalizer with stray reactance compensation
US4356460A (en) * 1980-12-08 1982-10-26 Rockwell International Corporation Split phase delay equalizer with reduced insertion loss
GB2108345A (en) * 1981-10-30 1983-05-11 Philips Electronic Associated All-pass curcuit arrangement
US4507622A (en) * 1982-11-29 1985-03-26 Hazeltine Corporation Oscillator utilizing inductive parameter of transistor
US4562458A (en) * 1983-02-28 1985-12-31 Rca Corporation Circuit for coupling a three terminal filter to a signal path using one interface connection
DE3311831A1 (de) * 1983-03-31 1984-10-11 Sartorius GmbH, 3400 Göttingen Tiefpass fuer eine elektronische waage
US5345239A (en) * 1985-11-12 1994-09-06 Systron Donner Corporation High speed serrodyne digital frequency translator
FR2609851B1 (fr) * 1987-01-20 1989-04-21 Labo Electronique Physique Dephaseur large bande
US4801901A (en) * 1987-03-13 1989-01-31 Hittite Microwave Corporation Non-ferrite non-reciprocal phase shifter and circulator
FR2647283A1 (fr) * 1989-05-19 1990-11-23 Labo Electronique Physique Dispositif semiconducteur incluant un filtre actif ajustable dans le domaine des hautes et hyperfrequences
US5241284A (en) * 1990-02-16 1993-08-31 Nokia Mobile Phones Ltd. Circuit arrangement for connecting RF amplifier and supply voltage filter
ATE118901T1 (de) * 1991-07-25 1995-03-15 Siemens Ag Eingabestufe für digitale signale.
US5751185A (en) * 1993-07-27 1998-05-12 Fujitsu Limited Low pass filter circuit utilizing transistors as inductive elements
GB9520468D0 (en) * 1995-10-06 1995-12-06 Plessey Semiconductors Ltd Lan equalizer
US6091301A (en) * 1996-06-03 2000-07-18 Scientific-Atlanta, Inc. Flatness compensation of diplex filter roll-off using active amplifier peaking circuit
JP2003152503A (ja) * 2001-11-13 2003-05-23 General Res Of Electronics Inc 全域通過フィルタ
WO2004006433A1 (fr) * 2002-07-04 2004-01-15 Koninklijke Philips Electronics N.V. Agencement d'accord
US8700391B1 (en) * 2010-04-01 2014-04-15 Audience, Inc. Low complexity bandwidth expansion of speech
US8473287B2 (en) 2010-04-19 2013-06-25 Audience, Inc. Method for jointly optimizing noise reduction and voice quality in a mono or multi-microphone system
US8538035B2 (en) 2010-04-29 2013-09-17 Audience, Inc. Multi-microphone robust noise suppression
US8798290B1 (en) 2010-04-21 2014-08-05 Audience, Inc. Systems and methods for adaptive signal equalization
US8781137B1 (en) 2010-04-27 2014-07-15 Audience, Inc. Wind noise detection and suppression
US8447596B2 (en) 2010-07-12 2013-05-21 Audience, Inc. Monaural noise suppression based on computational auditory scene analysis
DE102013217102B4 (de) * 2013-08-28 2023-03-16 Robert Bosch Gmbh Regler zur Ansteuerung eines mikromechanischen Aktors, Ansteuerungssystem zur Ansteuerung eines mikromechanischen Aktors, Mikrospiegelsystem und Verfahren zum Ansteuern eines mikromechanischen Aktors
DE202015008047U1 (de) 2015-01-15 2016-01-28 Jürgen Brömme Bettdecken bzw. Deckenbezug mit Streifenbahnählichen Wohlfühlfransen bzw. Wohlfühlbändern

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585078A (en) * 1948-11-06 1952-02-12 Bell Telephone Labor Inc Negative resistance device utilizing semiconductor amplifier
US2750452A (en) * 1951-03-21 1956-06-12 Rca Corp Selectivity control circuit
BE518901A (fr) * 1952-09-19
US2679633A (en) * 1952-10-22 1954-05-25 Bell Telephone Labor Inc Wave transmission network utilizing impedance inversion
US2852751A (en) * 1954-01-21 1958-09-16 Bell Telephone Labor Inc Delay equalizer network
US2745068A (en) * 1954-12-23 1956-05-08 Bell Telephone Labor Inc Transistor negative impedance converters
US3202925A (en) * 1960-03-25 1965-08-24 Nippon Electric Co Filter amplifier
US3178650A (en) * 1960-12-05 1965-04-13 Hamasaki Joji Four-terminal, negative-resistance amplifying circuit
US3319079A (en) * 1964-04-02 1967-05-09 North American Aviation Inc Active phase shift compensation network
US3322970A (en) * 1964-05-28 1967-05-30 United Res Inc Zero phase shift active element filter
US3336540A (en) * 1965-04-15 1967-08-15 Giannini Scient Corp Two channel variable cable equalizer having passive amplitude equalization means in only one of the channels
US3360739A (en) * 1965-06-10 1967-12-26 Bell Telephone Labor Inc Stabilizied dual-channel pulse amplifiers with transient response compensation
US3444474A (en) * 1965-12-10 1969-05-13 Bell Telephone Labor Inc Active equalizer circuit

Also Published As

Publication number Publication date
DE1808841A1 (de) 1969-11-06
US3517223A (en) 1970-06-23
NL6816315A (fr) 1969-05-20
GB1246686A (en) 1971-09-15
BE723892A (fr) 1969-04-16
DE1808841B2 (de) 1972-04-13
US3581122A (en) 1971-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse