CN103004236A - 音频设备和振荡单元 - Google Patents
音频设备和振荡单元 Download PDFInfo
- Publication number
- CN103004236A CN103004236A CN2011800345783A CN201180034578A CN103004236A CN 103004236 A CN103004236 A CN 103004236A CN 2011800345783 A CN2011800345783 A CN 2011800345783A CN 201180034578 A CN201180034578 A CN 201180034578A CN 103004236 A CN103004236 A CN 103004236A
- Authority
- CN
- China
- Prior art keywords
- microphone
- audio frequency
- frequency apparatus
- loudspeaker unit
- microphones
- 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.)
- Granted
Links
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- 229910002113 barium titanate Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
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- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
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Images
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
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
-
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6008—Substation equipment, e.g. for use by subscribers including speech amplifiers in the transmitter circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
- H04R2217/03—Parametric transducers where sound is generated or captured by the acoustic demodulation of amplitude modulated ultrasonic waves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/027—Diaphragms comprising metallic materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/01—Transducers used as a loudspeaker to generate sound aswell as a microphone to detect sound
-
- 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
- H04R2430/23—Direction finding using a sum-delay beam-former
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010166544 | 2010-07-23 | ||
JP2010-166544 | 2010-07-23 | ||
PCT/JP2011/004034 WO2012011255A1 (ja) | 2010-07-23 | 2011-07-14 | 音響機器および発振ユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103004236A true CN103004236A (zh) | 2013-03-27 |
CN103004236B CN103004236B (zh) | 2015-09-09 |
Family
ID=45496688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180034578.3A Expired - Fee Related CN103004236B (zh) | 2010-07-23 | 2011-07-14 | 音频设备和振荡单元 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9179214B2 (zh) |
EP (1) | EP2597893A4 (zh) |
JP (1) | JP6041382B2 (zh) |
CN (1) | CN103004236B (zh) |
WO (1) | WO2012011255A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106717024A (zh) * | 2014-11-05 | 2017-05-24 | 日立汽车系统株式会社 | 车载用声音处理装置 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103004236B (zh) * | 2010-07-23 | 2015-09-09 | 日本电气株式会社 | 音频设备和振荡单元 |
US9098069B2 (en) | 2011-11-16 | 2015-08-04 | Google Technology Holdings LLC | Display device, corresponding systems, and methods for orienting output on a display |
US8947382B2 (en) | 2012-02-28 | 2015-02-03 | Motorola Mobility Llc | Wearable display device, corresponding systems, and method for presenting output on the same |
US8988349B2 (en) * | 2012-02-28 | 2015-03-24 | Google Technology Holdings LLC | Methods and apparatuses for operating a display in an electronic device |
US8965033B2 (en) * | 2012-08-31 | 2015-02-24 | Sonos, Inc. | Acoustic optimization |
WO2014054784A1 (ja) * | 2012-10-05 | 2014-04-10 | Necカシオモバイルコミュニケーションズ株式会社 | 音響デバイス及びそれを用いた電子機器 |
KR102109739B1 (ko) * | 2013-07-09 | 2020-05-12 | 삼성전자 주식회사 | 위치 기반 소리 출력 방법 및 장치 |
US9263023B2 (en) | 2013-10-25 | 2016-02-16 | Blackberry Limited | Audio speaker with spatially selective sound cancelling |
US9584893B2 (en) * | 2014-01-20 | 2017-02-28 | Fairchild Semiconductor Corporation | Apparatus and method for recovering from partial insertion of an audio jack |
US9565284B2 (en) | 2014-04-16 | 2017-02-07 | Elwha Llc | Systems and methods for automatically connecting a user of a hands-free intercommunication system |
US20160118036A1 (en) * | 2014-10-23 | 2016-04-28 | Elwha Llc | Systems and methods for positioning a user of a hands-free intercommunication system |
US9779593B2 (en) | 2014-08-15 | 2017-10-03 | Elwha Llc | Systems and methods for positioning a user of a hands-free intercommunication system |
US20160014504A1 (en) * | 2014-07-09 | 2016-01-14 | Harris Corporation | Handheld communication device with a multi-electroacousitc transducer configuration and a reduced form factor |
WO2016157658A1 (ja) * | 2015-03-31 | 2016-10-06 | ソニー株式会社 | 情報処理装置、制御方法、およびプログラム |
WO2018101459A1 (ja) * | 2016-12-02 | 2018-06-07 | ヤマハ株式会社 | コンテンツ再生機器、収音機器、及びコンテンツ再生システム |
KR102418952B1 (ko) * | 2017-08-31 | 2022-07-08 | 삼성전자주식회사 | 음성인식 기능을 갖는 가전제품 |
USD853984S1 (en) | 2017-11-10 | 2019-07-16 | Scosche Industries, Inc. | Wireless mobile speaker |
USD878334S1 (en) | 2018-01-08 | 2020-03-17 | Scosche Industries, Inc. | Wireless mobile speaker |
USD1032562S1 (en) | 2021-12-30 | 2024-06-25 | Scosche Industries, Inc. | Portable loudspeaker |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006114990A (ja) * | 2004-10-12 | 2006-04-27 | Yamaha Corp | 音響装置 |
JP2007266754A (ja) * | 2006-03-27 | 2007-10-11 | Denso Corp | 車両用音声入出力装置および音声入出力装置用プログラム |
CN101102621A (zh) * | 2006-07-05 | 2008-01-09 | 太阳诱电株式会社 | 压电型电声变换器 |
CN101754077A (zh) * | 2008-12-19 | 2010-06-23 | 三星电子株式会社 | 压电声换能器及其制造方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02265398A (ja) * | 1989-04-05 | 1990-10-30 | Matsushita Electric Works Ltd | 指向性可変音源 |
JPH03270282A (ja) | 1990-03-20 | 1991-12-02 | Matsushita Electric Ind Co Ltd | 複合圧電体 |
US8280682B2 (en) * | 2000-12-15 | 2012-10-02 | Tvipr, Llc | Device for monitoring movement of shipped goods |
JP2004112213A (ja) | 2002-09-17 | 2004-04-08 | Mitsubishi Electric Engineering Co Ltd | 超指向性スピーカー搭載の情報機器 |
JP4365158B2 (ja) | 2003-07-23 | 2009-11-18 | アロカ株式会社 | 2次元アレイ超音波探触子 |
JP4419543B2 (ja) | 2003-12-05 | 2010-02-24 | コニカミノルタホールディングス株式会社 | 検出装置および検出方法 |
JP2006067386A (ja) * | 2004-08-27 | 2006-03-09 | Ntt Docomo Inc | 携帯端末装置 |
JP5245409B2 (ja) | 2005-08-31 | 2013-07-24 | 日本電気株式会社 | 圧電アクチュエータ、音響素子、及び電子機器 |
JP5012512B2 (ja) | 2005-12-27 | 2012-08-29 | 日本電気株式会社 | 圧電アクチュエータおよび電子機器 |
US7683323B2 (en) * | 2007-03-20 | 2010-03-23 | The Trustees Of Columbia University In The City Of New York | Organic field effect transistor systems and methods |
KR100931578B1 (ko) * | 2007-12-18 | 2009-12-14 | 한국전자통신연구원 | 압전 소자 마이크로폰, 스피커, 마이크로폰-스피커 일체형장치 및 그 제조방법 |
JP4725643B2 (ja) * | 2008-12-22 | 2011-07-13 | ソニー株式会社 | 音波出力装置、通話装置、音波出力方法、及びプログラム |
US20110003550A1 (en) * | 2009-07-03 | 2011-01-06 | Sony Ericsson Mobile Communications Ab | Tactile input for accessories |
CN103004236B (zh) * | 2010-07-23 | 2015-09-09 | 日本电气株式会社 | 音频设备和振荡单元 |
-
2011
- 2011-07-14 CN CN201180034578.3A patent/CN103004236B/zh not_active Expired - Fee Related
- 2011-07-14 EP EP11809431.7A patent/EP2597893A4/en not_active Withdrawn
- 2011-07-14 JP JP2012525313A patent/JP6041382B2/ja not_active Expired - Fee Related
- 2011-07-14 WO PCT/JP2011/004034 patent/WO2012011255A1/ja active Application Filing
- 2011-07-14 US US13/805,401 patent/US9179214B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006114990A (ja) * | 2004-10-12 | 2006-04-27 | Yamaha Corp | 音響装置 |
JP2007266754A (ja) * | 2006-03-27 | 2007-10-11 | Denso Corp | 車両用音声入出力装置および音声入出力装置用プログラム |
CN101102621A (zh) * | 2006-07-05 | 2008-01-09 | 太阳诱电株式会社 | 压电型电声变换器 |
CN101754077A (zh) * | 2008-12-19 | 2010-06-23 | 三星电子株式会社 | 压电声换能器及其制造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106717024A (zh) * | 2014-11-05 | 2017-05-24 | 日立汽车系统株式会社 | 车载用声音处理装置 |
Also Published As
Publication number | Publication date |
---|---|
JP6041382B2 (ja) | 2016-12-07 |
US9179214B2 (en) | 2015-11-03 |
EP2597893A4 (en) | 2017-12-27 |
CN103004236B (zh) | 2015-09-09 |
WO2012011255A1 (ja) | 2012-01-26 |
US20130089218A1 (en) | 2013-04-11 |
EP2597893A1 (en) | 2013-05-29 |
JPWO2012011255A1 (ja) | 2013-09-09 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NEC CORP. Free format text: FORMER OWNER: NEC MOBILE COMMUNICATION, LTD. Effective date: 20150623 |
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C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: Kanagawa, Japan Applicant after: NEC Mobile Communications Ltd. Address before: Kanagawa, Japan Applicant before: NEC CASIO Mobile Communications, Ltd. |
|
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: Free format text: CORRECT: APPLICANT; FROM: NEC CASIO MOBILE COMMUNICATIONS, LTD. TO: NEC MOBILE COMMUNICATION, LTD. |
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TA01 | Transfer of patent application right |
Effective date of registration: 20150623 Address after: Tokyo, Japan Applicant after: NEC Corp. Address before: Kanagawa, Japan Applicant before: NEC Mobile Communications Ltd. |
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C14 | Grant of patent or utility model | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20200714 |