DE2705396C2 - Lautsprechersystem - Google Patents

Lautsprechersystem

Info

Publication number
DE2705396C2
DE2705396C2 DE2705396A DE2705396A DE2705396C2 DE 2705396 C2 DE2705396 C2 DE 2705396C2 DE 2705396 A DE2705396 A DE 2705396A DE 2705396 A DE2705396 A DE 2705396A DE 2705396 C2 DE2705396 C2 DE 2705396C2
Authority
DE
Germany
Prior art keywords
fluid
pipe
pulse
pcm
loudspeaker system
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
Application number
DE2705396A
Other languages
German (de)
English (en)
Other versions
DE2705396A1 (de
Inventor
Toshitada Yokohama Kanagawa Doi
Joji Yokohama Kanagawa Fukuda
Osamu Tokio/Tokyo Hamada
Yuichiro Tokio/Tokyo Hamada
Akira Iga
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.)
Sony Corp
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
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE2705396A1 publication Critical patent/DE2705396A1/de
Application granted granted Critical
Publication of DE2705396C2 publication Critical patent/DE2705396C2/de
Expired 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/42—Combinations of transducers with fluid-pressure or other non-electrical amplifying means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
    • Y10T137/2229—Device including passages having V over T configuration
    • Y10T137/224—With particular characteristics of control input
    • Y10T137/2245—Multiple control-input passages

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
DE2705396A 1976-02-10 1977-02-09 Lautsprechersystem Expired DE2705396C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51013396A JPS5936480B2 (ja) 1976-02-10 1976-02-10 スピ−カ装置

Publications (2)

Publication Number Publication Date
DE2705396A1 DE2705396A1 (de) 1977-08-11
DE2705396C2 true DE2705396C2 (de) 1986-04-03

Family

ID=11831941

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2705396A Expired DE2705396C2 (de) 1976-02-10 1977-02-09 Lautsprechersystem

Country Status (8)

Country Link
US (1) US4194095A (enExample)
JP (1) JPS5936480B2 (enExample)
AU (1) AU507082B2 (enExample)
CA (1) CA1074236A (enExample)
DE (1) DE2705396C2 (enExample)
FR (1) FR2341243A1 (enExample)
GB (1) GB1559190A (enExample)
NL (1) NL7701434A (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5497013A (en) * 1978-01-17 1979-07-31 Torio Kk Speaker device
US4395593A (en) * 1979-11-27 1983-07-26 Bell Telephone Laboratories, Incorporated Acoustic differential digital coder
JPS56116395A (en) * 1980-02-19 1981-09-12 Matsushita Electric Ind Co Ltd Speaker with air valve
SE428346B (sv) * 1980-10-17 1983-06-27 Kockumation Ab Tryckgasdriven ljudsendare med resonanshorn och med organ for styrning av tryckgasens avgivning genom resonanshornet
US4515997A (en) * 1982-09-23 1985-05-07 Stinger Jr Walter E Direct digital loudspeaker
JP2682014B2 (ja) * 1988-06-10 1997-11-26 石川島播磨重工業株式会社 液圧駆動スピーカ
KR920002443B1 (ko) * 1989-10-16 1992-03-24 윤정훈 스피커 시스템
GB9006371D0 (en) * 1990-03-21 1990-05-16 Secr Defence Active control of noise
DE4343807A1 (de) * 1993-12-22 1995-06-29 Guenther Nubert Elektronic Gmb Verfahren und Vorrichtung zum Unwandeln eines elektrischen in ein akustisches Signal
SE518168C2 (sv) * 2000-03-16 2002-09-03 A2 Acoustics Ab Förfarande och anordning för alstrande av ljud med låg frekvens jämte användning av en sådan anordning
JP3880493B2 (ja) * 2002-09-18 2007-02-14 キヤノン株式会社 スピーカシステム、能動式室内低音残響制御方式
US7096888B1 (en) 2003-11-26 2006-08-29 Honeywell International, Inc. Fluidic pulse generator system
US8457338B2 (en) 2006-05-22 2013-06-04 Audio Pixels Ltd. Apparatus and methods for generating pressure waves
EP2025196A1 (en) * 2006-05-22 2009-02-18 Audio Pixels Ltd. Apparatus and methods for generating pressure waves
SG171693A1 (en) * 2006-05-22 2011-06-29 Audio Pixels Ltd Volume and tone control in direct digital speakers
KR101619010B1 (ko) 2007-11-21 2016-05-09 오디오 픽셀즈 리미티드 디지털 스피커 장치
AU2011225673B2 (en) 2010-03-11 2014-04-17 Audio Pixels Ltd. Electrostatic parallel plate actuators whose moving elements are driven only by electrostatic force and methods useful in conjunction therewith
EP2643982B1 (en) 2010-11-26 2022-03-30 Audio Pixels Ltd. Apparatus for generating a target physical effect and method for manufacturing said apparatus
WO2013175477A1 (en) 2012-05-25 2013-11-28 Audio Pixels Ltd. A system, a method and a computer program product for controlling a set of actuator elements
WO2013175476A1 (en) 2012-05-25 2013-11-28 Audio Pixels Ltd. A system, a method and a computer program product for controlling a group of actuator arrays for producing a physical effect
CN107533134B (zh) 2015-04-15 2021-04-27 音频像素有限公司 相机、音频声音系统、检测物体的位置的方法和系统
EP3101907A1 (en) 2015-06-01 2016-12-07 Université du Maine Digital loudspeaker

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE389124A (enExample) * 1931-06-10
US3148691A (en) * 1962-06-07 1964-09-15 Ibm Fluid controlled device
US3239027A (en) * 1963-12-26 1966-03-08 Honeywell Inc Control apparatus
US3339569A (en) * 1964-05-08 1967-09-05 Sperry Rand Corp Presettable decoder
US3648987A (en) * 1969-04-07 1972-03-14 Aisan Kogyo Co Ltd Fluidic two-stage carburetor
US3563306A (en) * 1969-09-15 1971-02-16 Gene W Osheroff Apparatus for air-conditioning systems
US3958237A (en) * 1975-03-31 1976-05-18 Gte Laboratories Incorporated Acoustic to pulse code transducer

Also Published As

Publication number Publication date
FR2341243A1 (fr) 1977-09-09
AU2199677A (en) 1978-08-17
US4194095A (en) 1980-03-18
GB1559190A (en) 1980-01-16
NL7701434A (nl) 1977-08-12
FR2341243B1 (enExample) 1981-01-23
DE2705396A1 (de) 1977-08-11
CA1074236A (en) 1980-03-25
JPS5296530A (en) 1977-08-13
AU507082B2 (en) 1980-01-31
JPS5936480B2 (ja) 1984-09-04

Similar Documents

Publication Publication Date Title
DE2705396C2 (de) Lautsprechersystem
DE879618C (de) Vorrichtung zur Ausfuehrung von Additionen und Subtraktionen auf im binaeren System arbeitenden Rechenmaschinen
DE2438662C2 (de) Vorrichtung zur Erzeugung von Nachhall
DE2009100B2 (de) Automatischer entzerrer
DE1474152C3 (de) Vorrichtung zum Darstellen von Linienzügen auf der Bildfläche einer Aufzeichnungsvorrichtung
DE1962759A1 (de) Vocoder
DE2855278C2 (de) Anordnung zur Erzeugung künstlichen Nachhalls
DE29805105U1 (de) Trinkwasser-Durchströmungsgerät für Wasserleitungen
DE1943137B2 (de) Venturi-Düse zum Steuern von Strömungsmittel- Schaltelementen
DE2224511A1 (de) Automatischer entzerrer
DE3015357C2 (enExample)
DE652315C (de) Ausgleichsuebertrager zur gleichzeitigen Benutzung als Vierdrahtgabel und zur Phantomkreisbildung
DE2758573A1 (de) Telefonsprechstelle mit lautsprecher
DE1165081B (de) Pulskodemodulations-Endeinrichtung mit bipolarem Ausgang
DE10146891C2 (de) Verfahren zum Übertragen von Gebührenbestimmungssignalen über einen Datenübertragungspfad und Vorrichtung zur Spannungspegelgenerierung
DE1487769B2 (de) Verfahren und vorrichtung zur optimalen einstellung der multiplizierglieder eines transversalentzerrers
DE1762846C3 (de) Verfahren und Einrichtung zur Codierung von pulsamplitudenmodulierten Signalen in Puls-Code-Modulationsanlagen
DE2929769C2 (de) Multiplexer
DE2703649A1 (de) Schaltungsanordnung zum summieren von aus analogsignalen und digitalen koeffizienten gebildeten produkten
DE1499493C (de) Zahlvorrichtung fur binare Stro mungsmittelimpulse
DE1923102C3 (de) Entzerrer für impulsförmige Signale
DE1900121A1 (de) Stroemungsmittelbetriebener Binaerzaehler
DE1015627B (de) Aus Koinzidenzkreisen bestehendes binaerdezimales Addierwerk
DE1616690B2 (de) Schaltungsanordnung zur Verringerung der Eigenverluste von Induktanzen, insbesondere in Einrichtungen von Fernsprech-Vermittlungsanlagen
DE1766419B1 (de) Anordnung zum Erzeugen von akustischen Wellenzuegen

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee