DE3773308D1 - Einrichtung zur umwandlung eines elektrischen signals in ein akustisches signal die eine transducereinheit enthaelt. - Google Patents

Einrichtung zur umwandlung eines elektrischen signals in ein akustisches signal die eine transducereinheit enthaelt.

Info

Publication number
DE3773308D1
DE3773308D1 DE8787201221T DE3773308T DE3773308D1 DE 3773308 D1 DE3773308 D1 DE 3773308D1 DE 8787201221 T DE8787201221 T DE 8787201221T DE 3773308 T DE3773308 T DE 3773308T DE 3773308 D1 DE3773308 D1 DE 3773308D1
Authority
DE
Germany
Prior art keywords
converting
transducer unit
electrical signal
acoustic signal
signal containing
Prior art date
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 - Lifetime
Application number
DE8787201221T
Other languages
English (en)
Inventor
Johannes Hermannus Streng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3773308D1 publication Critical patent/DE3773308D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Amplifiers (AREA)
DE8787201221T 1986-07-08 1987-06-25 Einrichtung zur umwandlung eines elektrischen signals in ein akustisches signal die eine transducereinheit enthaelt. Expired - Lifetime DE3773308D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8601772A NL8601772A (nl) 1986-07-08 1986-07-08 Inrichting voor het omzetten van een elektrisch signaal in een akoestisch signaal, voorzien van een elektrostatische omzettereenheid.

Publications (1)

Publication Number Publication Date
DE3773308D1 true DE3773308D1 (de) 1991-10-31

Family

ID=19848280

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787201221T Expired - Lifetime DE3773308D1 (de) 1986-07-08 1987-06-25 Einrichtung zur umwandlung eines elektrischen signals in ein akustisches signal die eine transducereinheit enthaelt.

Country Status (5)

Country Link
US (1) US4799265A (de)
EP (1) EP0258912B1 (de)
JP (1) JPS6328199A (de)
DE (1) DE3773308D1 (de)
NL (1) NL8601772A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4843767A (en) * 1988-03-28 1989-07-04 Deere & Company Automatic forage harvester knife sharpening system
EP0616485A1 (de) * 1993-03-16 1994-09-21 Walter Schmid Elektrostatischer Wandler
US6760455B2 (en) 2000-07-13 2004-07-06 American Technology Corporation Electrostatic loudspeaker with a distributed filter
EP2009950A1 (de) * 2007-06-28 2008-12-31 Lyttron Technologies GmbH Elektrostatischer Folienschallwandler und Verfahren zu dessen Herstellung
FI20085333L (fi) * 2008-04-18 2009-10-19 Panphonics Oy Aktuaattorin äänikentän suuntaaminen
TWI484834B (zh) * 2008-10-15 2015-05-11 Htc Corp 驅動一電容式電聲轉換器之方法及電子裝置
US8401207B2 (en) 2009-03-31 2013-03-19 Harman International Industries, Incorporated Motional feedback system
WO2023039607A1 (en) * 2021-09-13 2023-03-16 University Of Virginia Acoustic trapping microchannel resonance detection and control

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3008013A (en) * 1954-07-20 1961-11-07 Ferranti Ltd Electrostatic loudspeakers
US3008011A (en) * 1955-03-07 1961-11-07 Perspecta Sound Inc Control-tone perspective sound system
NL281549A (de) * 1961-09-25
GB1228775A (de) * 1967-06-06 1971-04-21
US3895193A (en) * 1968-04-29 1975-07-15 Pond Chester C Cross-over network and bias voltage supply for dynamic-electrostatic speaker system
US3562429A (en) * 1968-04-29 1971-02-09 Teachout West Electro Acoustic Sound transmitter with feedback and polarization circuitry
US4122302A (en) * 1970-10-09 1978-10-24 Chester C. Pond Two way dynamic and electrostatic speaker enclosure with side vent for greater high frequency dispersion
US3892927A (en) * 1973-09-04 1975-07-01 Theodore Lindenberg Full range electrostatic loudspeaker for audio frequencies
US3992585A (en) * 1975-10-06 1976-11-16 Koss Corporation Self-energizing electrostatic loudspeaker system
NL171854C (nl) * 1977-07-26 1983-05-16 Philips Nv Luidsprekercombinatie, bestaande uit een aantal groepen dynamische luidsprekers, welke in nagenoeg een continu vlak naast elkaar zijn opgesteld.
NL8001445A (nl) * 1980-03-11 1981-10-01 Hok Lioe Han Luidsprekereenheid.
US4289936A (en) * 1980-04-07 1981-09-15 Civitello John P Electrostatic transducers
US4515997A (en) * 1982-09-23 1985-05-07 Stinger Jr Walter E Direct digital loudspeaker

Also Published As

Publication number Publication date
EP0258912A1 (de) 1988-03-09
US4799265A (en) 1989-01-17
NL8601772A (nl) 1988-02-01
EP0258912B1 (de) 1991-09-25
JPS6328199A (ja) 1988-02-05

Similar Documents

Publication Publication Date Title
AT369215B (de) Vorrichtung zur umwandlung eines elektrischen signals in ein akustisches signal
DE3889051D1 (de) Vorrichtung zur Tonsignalerzeugung.
DE3789060D1 (de) Vorrichtung zum messen von biologischen signalen.
EP0248165A3 (en) Capacitance-type transducer for measuring positions
DE69011709D1 (de) Einrichtung zur Feststellung eines akustischen Signals.
DE3783050D1 (de) Geraet zur erkennung eines synchronsignals.
NO850250L (no) Anordning til aa frembringe akustiske boelger i en broenn eller et hulrom
SG5995G (en) Tone signal generation device having a tone sampling function
DE3789184D1 (de) System zur Erzeugung eines interpolierten Signals.
GB2186465B (en) Acoustic transducer system
DE3773308D1 (de) Einrichtung zur umwandlung eines elektrischen signals in ein akustisches signal die eine transducereinheit enthaelt.
ATE51118T1 (de) Verfahren und einrichtung zur umwandlung eines elektrischen signals in eine proportionale frequenz.
DE3777021D1 (de) Vorrichtung zur ermittlung der digitalen transformation eines signals.
IT7867690A0 (it) Dispositivo a semiconduttore per la conversione di segnali analogi in segnali numerici
DE3783056D1 (de) Geraet zur kosinustransformation eines abgetasteten digitalen signals.
DE3872117D1 (de) Schaltung zur umwandlung eines impulses in eine kontinuierliche schwingung.
GB2190818B (en) A method for providing a desired sound field as well as an ultrasonic transducer for carrying out the method
DE3483177D1 (de) Signalumwandlungsgeraet zur anwendung in einem pcm-signalverarbeitungssystem.
DK197589D0 (da) Hjaelpemiddel til diagnose
DE3867882D1 (de) Einrichtung zur umformung eines ersten elektrischen signals in ein zweites elektrisches signal.
IT1187446B (it) Dispositivo per separare il segnale dal rumore e dal contributo di fondo,particolarmente per strumenti elettrochimici computerizzati
BR8407047A (pt) Transdutor de sinal eletrico em sinal de pressao
BR8900550A (pt) Sistema de conversao de sinal proveniente de transdutor de caracteristica linear
SU1546900A1 (ru) Ульtpaзbуkoboй дatчиk для kohtpoля гeлeoбpaзhыx cpeд
DE3763354D1 (de) Verfahren zur wandlung eines analogen signals in ein digitales signal.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee