JP5335774B2 - 所望の方向性パターンを有するダイレクトデジタルスピーカ装置 - Google Patents

所望の方向性パターンを有するダイレクトデジタルスピーカ装置 Download PDF

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Publication number
JP5335774B2
JP5335774B2 JP2010508965A JP2010508965A JP5335774B2 JP 5335774 B2 JP5335774 B2 JP 5335774B2 JP 2010508965 A JP2010508965 A JP 2010508965A JP 2010508965 A JP2010508965 A JP 2010508965A JP 5335774 B2 JP5335774 B2 JP 5335774B2
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Japan
Prior art keywords
latch
pressure generating
moving element
array
moving
Prior art date
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JP2010508965A
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English (en)
Japanese (ja)
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JP2010528521A5 (enExample
JP2010528521A (ja
Inventor
コーヘン，ユヴァル
カプラン，シェイ
レウィン，ダニエル
スロミン，アレックス
ウール，ヤン
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Audio Pixels Ltd
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Audio Pixels Ltd
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Publication of JP2010528521A5 publication Critical patent/JP2010528521A5/ja
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    • 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
    • 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
    • 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
    • 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)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (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)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Control Of Stepping Motors (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Electromagnets (AREA)
  • Control Of Fluid Pressure (AREA)
JP2010508965A 2006-05-22 2007-05-21 所望の方向性パターンを有するダイレクトデジタルスピーカ装置 Active JP5335774B2 (ja)

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 (3)

Publication Number Publication Date
JP2010528521A JP2010528521A (ja) 2010-08-19
JP2010528521A5 JP2010528521A5 (enExample) 2011-01-20
JP5335774B2 true JP5335774B2 (ja) 2013-11-06

Family

ID=38476118

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2010508965A Active JP5335774B2 (ja) 2006-05-22 2007-05-21 所望の方向性パターンを有するダイレクトデジタルスピーカ装置
JP2009511645A Active JP5180192B2 (ja) 2006-05-22 2007-05-21 圧力波発生装置及び方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2009511645A Active JP5180192B2 (ja) 2006-05-22 2007-05-21 圧力波発生装置及び方法

Country Status (11)

Country Link
US (3) US8374056B2 (enExample)
EP (2) EP2158787B1 (enExample)
JP (2) JP5335774B2 (enExample)
KR (2) KR101363127B1 (enExample)
CN (1) CN101884225B (enExample)
AT (1) ATE553603T1 (enExample)
AU (2) AU2007252849B2 (enExample)
ES (1) ES2388392T3 (enExample)
MY (1) MY149956A (enExample)
TW (2) TWI468024B (enExample)
WO (4) WO2007135678A2 (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY151910A (en) 2006-05-22 2014-07-31 Audio Pixels Holdings Ltd Volume and tone control in direct digital speakers
JP5335774B2 (ja) 2006-05-22 2013-11-06 オーディオ ピクセルズ エルティーディー． 所望の方向性パターンを有するダイレクトデジタルスピーカ装置
US8457338B2 (en) 2006-05-22 2013-06-04 Audio Pixels Ltd. Apparatus and methods for generating pressure waves
US8780673B2 (en) * 2007-11-21 2014-07-15 Audio Pixels Ltd. Digital speaker apparatus
US8755556B2 (en) 2008-10-02 2014-06-17 Audio Pixels Ltd. Actuator apparatus with comb-drive component and methods useful for manufacturing and operating same
US9391541B2 (en) 2010-03-11 2016-07-12 Audio Pixels Ltd. Electrostatic parallel plate actuators whose moving elements are driven only by electrostatic force and methods useful in conjunction therewith
FR2963192B1 (fr) * 2010-07-22 2013-07-19 Commissariat Energie Atomique Générateur d'impulsions de pression de type mems
EP2612132A4 (en) 2010-08-31 2014-03-12 Canon Us Life Sciences Inc HIGH RESOLUTION FUSION DETECTION OPTICAL SYSTEM
KR101831013B1 (ko) 2010-11-26 2018-02-21 오디오 픽셀즈 리미티드 액츄에이터 어레이에서의 개별 어드레싱 및 잡음 감소를 위한 장치 및 방법
DE102010062555B4 (de) 2010-12-08 2019-05-23 Robert Bosch Gmbh Mikromechanische Membranvorrichtung und entsprechendes Herstellungsverfahren sowie Membrananordnung
US9148712B2 (en) 2010-12-10 2015-09-29 Infineon Technologies Ag Micromechanical digital loudspeaker
DE102011003168A1 (de) 2011-01-26 2012-07-26 Robert Bosch Gmbh Lautsprechersystem
US8897465B2 (en) 2011-06-01 2014-11-25 Robert Bosch Gmbh Class D micro-speaker
US9031266B2 (en) 2011-10-11 2015-05-12 Infineon Technologies Ag Electrostatic loudspeaker with membrane performing out-of-plane displacement
WO2013106104A1 (en) * 2012-01-12 2013-07-18 Lapoint David Magnetic array
FR2990320B1 (fr) 2012-05-07 2014-06-06 Commissariat Energie Atomique Haut-parleur digital a performance amelioree
DK2856770T3 (en) 2012-05-25 2018-10-22 Audio Pixels Ltd SYSTEM, PROCEDURE AND COMPUTER PROGRAM PRODUCT TO CONTROL 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
CN103596106B (zh) * 2012-08-16 2016-09-21 立锜科技股份有限公司 音频信号处理电路及方法
US10160632B2 (en) 2012-08-21 2018-12-25 Robert Bosch Gmbh System and method for forming a buried lower electrode in conjunction with an encapsulated MEMS device
US9183829B2 (en) * 2012-12-21 2015-11-10 Intel Corporation Integrated accoustic phase array
US9654890B2 (en) * 2012-12-27 2017-05-16 Audio Pixels Ltd. System and method for testing
FR3010272B1 (fr) 2013-09-04 2017-01-13 Commissariat Energie Atomique Dispositif acoustique digital a puissance sonore augmentee
US9510103B2 (en) 2013-09-09 2016-11-29 Audio Pixels Ltd. Microelectromechanical apparatus for generating a physical effect
US9712171B2 (en) * 2013-09-11 2017-07-18 Intel Corporation Clocked all-spin logic circuit
CN104745470B (zh) * 2013-12-30 2017-12-19 苏州瑞派宁科技有限公司 一种多通道离体代谢实时监测装置
DE102014220544A1 (de) * 2014-10-09 2016-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Lautsprecherarray
US10520601B2 (en) 2015-04-15 2019-12-31 Audio Pixels Ltd. Methods and systems for detecting at least the position of an object in space
US10567883B2 (en) 2015-07-22 2020-02-18 Audio Pixels Ltd. Piezo-electric actuators
KR20180031744A (ko) 2015-07-22 2018-03-28 오디오 픽셀즈 리미티드 Dsr 스피커 요소 및 그 제조 방법
WO2017025438A1 (en) * 2015-08-11 2017-02-16 Koninklijke Philips N.V. Capacitive micromachined ultrasonic transducers with increased lifetime
US10966042B2 (en) * 2015-11-25 2021-03-30 The University Of Rochester Method for rendering localized vibrations on panels
WO2017221247A1 (en) * 2016-06-21 2017-12-28 Audio Pixels Ltd. Systems and manufacturing methods for an audio emitter in spectacles
US10430978B2 (en) * 2017-03-02 2019-10-01 Adobe Inc. Editing digital images utilizing a neural network with an in-network rendering layer
KR101873831B1 (ko) * 2017-03-21 2018-08-02 주식회사 넥토마이닝 센서 네트워크와 지향성 스피커를 사용한 피난 유도 시스템 및 방법
WO2018234456A1 (en) 2017-06-21 2018-12-27 Sony Corporation APPARATUS, SYSTEM, METHOD, AND COMPUTER PROGRAM FOR DISTRIBUTING AD MESSAGES
EP3567873B1 (en) * 2018-02-06 2021-08-18 Sonion Nederland B.V. Method for controlling an acoustic valve of a hearing device
US11049528B2 (en) * 2018-10-18 2021-06-29 International Business Machines Corporation Multichannel tape head module having thermoelectric devices for controlling span between transducers
KR102248582B1 (ko) * 2021-02-16 2021-05-06 주식회사 아즈라 편안한 착용 구조를 포함하는 이어팁
TWI795824B (zh) * 2021-06-28 2023-03-11 潘宗和 可自動擴大音效之收音反射器結構裝置
IL299527A (en) 2022-12-26 2024-07-01 Audio Pixels Ltd Electro-Mechanical Device Comprising An Electrically Split Array Of Moving Elements, And Methods Of Controlling Thereof

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1106750A (en) 1965-12-22 1968-03-20 Pressac Ltd A method of and means for making printed circuits and similar laminates
NL6613713A (enExample) * 1966-09-29 1968-04-01
JPS51120710A (en) 1975-04-15 1976-10-22 Kawai Musical Instr Mfg Co Ltd Digital speakes system
JPS5936480B2 (ja) * 1976-02-10 1984-09-04 ソニー株式会社 スピ−カ装置
US4131363A (en) * 1977-12-05 1978-12-26 International Business Machines Corporation Pellicle cover for projection printing system
US4337379A (en) 1979-01-16 1982-06-29 Nippon Gakki Seizo Kabushiki Kaisha Planar electrodynamic electroacoustic transducer
JPS57185790A (en) 1981-05-12 1982-11-16 Sony Corp Digital speaker
US4544805A (en) * 1981-09-25 1985-10-01 Tadashi Sawafuji Plane speaker
EP0113732A4 (en) * 1982-07-19 1986-02-13 Anthony Bernard Clarke ELECTROMAGNETIC-ACOUSTIC TRANSDUCER.
US4515997A (en) * 1982-09-23 1985-05-07 Stinger Jr Walter E Direct digital loudspeaker
JPH03215277A (ja) * 1990-01-18 1991-09-20 Nippon Kenko Zoushin Kenkyukai:Kk 磁気シートの製法
US5350618A (en) * 1991-03-01 1994-09-27 Teijin Seiki Co., Ltd. Magnetic medium comprising a substrate having pits and grooves of specific shapes and depths
JP3053026B2 (ja) * 1991-07-02 2000-06-19 パイオニア株式会社 スピーカ装置
JP3097407B2 (ja) 1993-08-18 2000-10-10 松下電器産業株式会社 音響再生装置の音量、音質調整回路
US6287517B1 (en) 1993-11-01 2001-09-11 Nanogen, Inc. Laminated assembly for active bioelectronic devices
US5517570A (en) 1993-12-14 1996-05-14 Taylor Group Of Companies, Inc. Sound reproducing array processor system
GB9506725D0 (en) * 1995-03-31 1995-05-24 Hooley Anthony Improvements in or relating to loudspeakers
JPH09266599A (ja) 1996-03-27 1997-10-07 Takeshi Shiraiwa デジタルスピーカ
US6094116A (en) * 1996-08-01 2000-07-25 California Institute Of Technology Micro-electromechanical relays
US6289106B1 (en) 1997-08-08 2001-09-11 Hong Long Industrial Co., Ltd. Cap and center pole apparatus and method of coupling
US5953200A (en) 1998-02-05 1999-09-14 Vlsi Technology, Inc. Multiple pole electrostatic chuck with self healing mechanism for wafer clamping
JP3377173B2 (ja) * 1998-02-16 2003-02-17 松下電器産業株式会社 ディジタル式電気音響変換器
WO2000005920A1 (en) * 1998-07-21 2000-02-03 New Transducers Ltd Digital loudspeaker
EP1063866B1 (en) 1999-05-28 2008-11-26 Texas Instruments Inc. Digital loudspeaker
TW556357B (en) 1999-06-28 2003-10-01 Semiconductor Energy Lab Method of manufacturing an electro-optical device
US6795561B1 (en) 1999-07-08 2004-09-21 New Transducers Limited Panel drive
AU7538000A (en) * 1999-09-29 2001-04-30 1... Limited Method and apparatus to direct sound
US20040009614A1 (en) 2000-05-12 2004-01-15 Ahn Chong H Magnetic bead-based arrays
US6403995B2 (en) 2000-05-26 2002-06-11 Texas Instruments Incorporated Semiconductor digital loudspeaker array
EP1209949A1 (en) 2000-11-22 2002-05-29 Technische Universiteit Delft Wave Field Synthesys Sound reproduction system using a Distributed Mode Panel
US20020073856A1 (en) 2000-12-15 2002-06-20 Davis Donald J. Offset printing of gasket seals for wafer scale processing of microdisplays
CN100539737C (zh) * 2001-03-27 2009-09-09 1...有限公司 产生声场的方法和装置
GB0200291D0 (en) * 2002-01-08 2002-02-20 1 Ltd Digital loudspeaker system
JP2002359347A (ja) * 2001-03-28 2002-12-13 Seiko Epson Corp 半導体装置及びその製造方法、回路基板並びに電子機器
JP2003179994A (ja) 2001-10-04 2003-06-27 Fps:Kk 平面型音響変換装置用ダイヤフラム、及び平面型音響変換装置
GB0124352D0 (en) * 2001-10-11 2001-11-28 1 Ltd Signal processing device for acoustic transducer array
GB0200149D0 (en) * 2002-01-04 2002-02-20 1 Ltd Surround-sound system
JP3866978B2 (ja) 2002-01-08 2007-01-10 富士通株式会社 半導体装置の製造方法
US7095861B2 (en) * 2002-02-22 2006-08-22 Lucent Technologies Inc. Audible signaling device with determinate directional radiation
GB2393601B (en) 2002-07-19 2005-09-21 1 Ltd Digital loudspeaker system
FI113934B (fi) * 2002-10-24 2004-06-30 Nokia Corp Vesitiivis kaiutintoimintoon sovelias akustiikkarakenne
KR100945751B1 (ko) 2002-12-24 2010-03-08 삼성전자주식회사 컴퓨터장치
DE10303030A1 (de) 2003-01-25 2004-08-05 Norman Gerkinsmeyer Treiber
US7016186B2 (en) 2003-03-28 2006-03-21 Matsushita Electric Industrial Co., Ltd. Portable information processing apparatus
US7229746B2 (en) 2003-04-02 2007-06-12 Delphi Technologies, Inc. Printed high strength permanent magnet targets for magnetic sensors
US7706558B2 (en) * 2003-05-14 2010-04-27 Domonic Sack Automated system for adjusting line array speakers
JP2005027163A (ja) 2003-07-04 2005-01-27 Pioneer Electronic Corp 音声データ処理装置、音声データ処理方法、そのプログラム、および、そのプログラムを記録した記録媒体
TWI260104B (en) 2003-07-25 2006-08-11 Sony Corp MEMS type resonator, method for manufacturing the same, and communication device
GB0321676D0 (en) * 2003-09-16 2003-10-15 1 Ltd Digital loudspeaker
JP4455854B2 (ja) 2003-09-19 2010-04-21 株式会社リコー 薄膜形成方法、薄膜形成装置
US7760891B2 (en) 2004-03-16 2010-07-20 Xerox Corporation Focused hypersonic communication
US7293462B2 (en) * 2005-01-04 2007-11-13 General Electric Company Isolation of short-circuited sensor cells for high-reliability operation of sensor array
JP2006319535A (ja) * 2005-05-11 2006-11-24 Yamaha Corp 音響再生装置
JP5335774B2 (ja) 2006-05-22 2013-11-06 オーディオ ピクセルズ エルティーディー． 所望の方向性パターンを有するダイレクトデジタルスピーカ装置
MY151910A (en) 2006-05-22 2014-07-31 Audio Pixels Holdings Ltd Volume and tone control in direct digital speakers
US8780673B2 (en) 2007-11-21 2014-07-15 Audio Pixels Ltd. Digital speaker apparatus

Also Published As

Publication number Publication date
WO2007135680B1 (en) 2008-01-24
JP2009538222A (ja) 2009-11-05
US20130148827A1 (en) 2013-06-13
KR20090082310A (ko) 2009-07-30
TW200746866A (en) 2007-12-16
JP5180192B2 (ja) 2013-04-10
AU2007252849B2 (en) 2011-08-25
KR101363127B1 (ko) 2014-02-13
CN101884225A (zh) 2010-11-10
EP2025196A1 (en) 2009-02-18
US8085964B2 (en) 2011-12-27
EP2158787A2 (en) 2010-03-03
WO2007135682A2 (en) 2007-11-29
ES2388392T3 (es) 2012-10-15
WO2007135678A3 (en) 2008-01-17
US20100002900A1 (en) 2010-01-07
MY149956A (en) 2013-11-15
KR20100049507A (ko) 2010-05-12
JP2010528521A (ja) 2010-08-19
AU2007252849A1 (en) 2007-11-29
WO2007135681B1 (en) 2008-01-24
WO2007135678B1 (en) 2008-02-28
WO2007135681A1 (en) 2007-11-29
WO2007135682B1 (en) 2008-05-29
US8374056B2 (en) 2013-02-12
WO2007135682A3 (en) 2008-04-03
WO2007135678A2 (en) 2007-11-29
WO2007135680A1 (en) 2007-11-29
KR101343143B1 (ko) 2013-12-19
AU2007252847A1 (en) 2007-11-29
TWI468024B (zh) 2015-01-01
ATE553603T1 (de) 2012-04-15
CN101884225B (zh) 2013-12-04
TW200744944A (en) 2007-12-16
US20100166242A1 (en) 2010-07-01
EP2158787B1 (en) 2012-04-11

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