ATE553603T1 - Direkt-digitallautsprechervorrichtung mit einer gewünschten richtcharakteristik - Google Patents

Direkt-digitallautsprechervorrichtung mit einer gewünschten richtcharakteristik

Info

Publication number
ATE553603T1
ATE553603T1 AT07736358T AT07736358T ATE553603T1 AT E553603 T1 ATE553603 T1 AT E553603T1 AT 07736358 T AT07736358 T AT 07736358T AT 07736358 T AT07736358 T AT 07736358T AT E553603 T1 ATE553603 T1 AT E553603T1
Authority
AT
Austria
Prior art keywords
direct digital
pressure
digital speaker
speaker device
directional characteristics
Prior art date
Application number
AT07736358T
Other languages
English (en)
Inventor
Yuval Cohen
Shay Kaplan
Daniel Lewin
Alex Sromin
Yan Wool
Original Assignee
Audio Pixels Ltd
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 Audio Pixels Ltd filed Critical Audio Pixels Ltd
Application granted granted Critical
Publication of ATE553603T1 publication Critical patent/ATE553603T1/de

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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
    • B81B3/0018—Structures acting upon the moving or flexible element for transforming energy into mechanical movement or vice versa, i.e. actuators, sensors, generators
    • B81B3/0021—Transducers for transforming electrical into mechanical energy or vice versa
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N13/00—Clutches or holding devices using electrostatic attraction, e.g. using Johnson-Rahbek effect
    • 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
    • H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K16/00—Machines with more than one rotor or stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/18—Machines moving with multiple degrees of freedom
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Micromachines (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Control Of Stepping Motors (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Electromagnets (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Control Of Fluid Pressure (AREA)
AT07736358T 2006-05-22 2007-05-21 Direkt-digitallautsprechervorrichtung mit einer gewünschten richtcharakteristik ATE553603T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US80212606P 2006-05-22 2006-05-22
US90745007P 2007-04-02 2007-04-02
US92420307P 2007-05-03 2007-05-03
PCT/IL2007/000618 WO2007135678A2 (en) 2006-05-22 2007-05-21 Direct digital speaker apparatus having a desired directivity pattern

Publications (1)

Publication Number Publication Date
ATE553603T1 true ATE553603T1 (de) 2012-04-15

Family

ID=38476118

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07736358T ATE553603T1 (de) 2006-05-22 2007-05-21 Direkt-digitallautsprechervorrichtung mit einer gewünschten richtcharakteristik

Country Status (11)

Country Link
US (3) US8374056B2 (de)
EP (2) EP2158787B1 (de)
JP (2) JP5335774B2 (de)
KR (2) KR101343143B1 (de)
CN (1) CN101884225B (de)
AT (1) ATE553603T1 (de)
AU (2) AU2007252847A1 (de)
ES (1) ES2388392T3 (de)
MY (1) MY149956A (de)
TW (2) TWI468024B (de)
WO (4) WO2007135678A2 (de)

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Also Published As

Publication number Publication date
WO2007135681B1 (en) 2008-01-24
US20100002900A1 (en) 2010-01-07
JP5180192B2 (ja) 2013-04-10
AU2007252849B2 (en) 2011-08-25
WO2007135682A2 (en) 2007-11-29
JP5335774B2 (ja) 2013-11-06
CN101884225A (zh) 2010-11-10
WO2007135678A2 (en) 2007-11-29
TWI468024B (zh) 2015-01-01
US20100166242A1 (en) 2010-07-01
KR101343143B1 (ko) 2013-12-19
MY149956A (en) 2013-11-15
AU2007252847A1 (en) 2007-11-29
WO2007135678A3 (en) 2008-01-17
TW200744944A (en) 2007-12-16
KR20100049507A (ko) 2010-05-12
US8374056B2 (en) 2013-02-12
ES2388392T3 (es) 2012-10-15
WO2007135680B1 (en) 2008-01-24
EP2158787B1 (de) 2012-04-11
EP2158787A2 (de) 2010-03-03
US20130148827A1 (en) 2013-06-13
WO2007135682B1 (en) 2008-05-29
WO2007135680A1 (en) 2007-11-29
WO2007135678B1 (en) 2008-02-28
WO2007135681A1 (en) 2007-11-29
WO2007135682A3 (en) 2008-04-03
TW200746866A (en) 2007-12-16
JP2010528521A (ja) 2010-08-19
KR20090082310A (ko) 2009-07-30
AU2007252849A1 (en) 2007-11-29
US8085964B2 (en) 2011-12-27
CN101884225B (zh) 2013-12-04
JP2009538222A (ja) 2009-11-05
EP2025196A1 (de) 2009-02-18
KR101363127B1 (ko) 2014-02-13

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