JP2007235930A5 - - Google Patents

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Publication number
JP2007235930A5
JP2007235930A5 JP2006350050A JP2006350050A JP2007235930A5 JP 2007235930 A5 JP2007235930 A5 JP 2007235930A5 JP 2006350050 A JP2006350050 A JP 2006350050A JP 2006350050 A JP2006350050 A JP 2006350050A JP 2007235930 A5 JP2007235930 A5 JP 2007235930A5
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JP
Japan
Prior art keywords
frequency band
wave
amplitude
volume setting
signal wave
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.)
Withdrawn
Application number
JP2006350050A
Other languages
English (en)
Japanese (ja)
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JP2007235930A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2006350050A priority Critical patent/JP2007235930A/ja
Priority claimed from JP2006350050A external-priority patent/JP2007235930A/ja
Priority to US11/670,349 priority patent/US7873174B2/en
Publication of JP2007235930A publication Critical patent/JP2007235930A/ja
Publication of JP2007235930A5 publication Critical patent/JP2007235930A5/ja
Withdrawn legal-status Critical Current

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JP2006350050A 2006-02-03 2006-12-26 超音波スピーカの出力制御方法、超音波スピーカシステム、及び表示装置 Withdrawn JP2007235930A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006350050A JP2007235930A (ja) 2006-02-03 2006-12-26 超音波スピーカの出力制御方法、超音波スピーカシステム、及び表示装置
US11/670,349 US7873174B2 (en) 2006-02-03 2007-02-01 Method of controlling output of ultrasonic speaker, ultrasonic speaker system, and display device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006026592 2006-02-03
JP2006350050A JP2007235930A (ja) 2006-02-03 2006-12-26 超音波スピーカの出力制御方法、超音波スピーカシステム、及び表示装置

Publications (2)

Publication Number Publication Date
JP2007235930A JP2007235930A (ja) 2007-09-13
JP2007235930A5 true JP2007235930A5 (https=) 2010-01-07

Family

ID=38334087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006350050A Withdrawn JP2007235930A (ja) 2006-02-03 2006-12-26 超音波スピーカの出力制御方法、超音波スピーカシステム、及び表示装置

Country Status (2)

Country Link
US (1) US7873174B2 (https=)
JP (1) JP2007235930A (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8189798B2 (en) 2009-02-27 2012-05-29 Research In Motion Limited Method and system for controlling a maximum signal level output to headphones coupled to a wireless device
WO2012122132A1 (en) * 2011-03-04 2012-09-13 University Of Washington Dynamic distribution of acoustic energy in a projected sound field and associated systems and methods
FR2983742B1 (fr) * 2011-12-09 2013-12-20 Sinaptec Dispositif electronique et systeme de commande d'applications mettant en oeuvre au moins un transducteur piezoelectrique, electrostrictif ou magnetostrictif
CN102438192B (zh) * 2011-12-15 2014-04-16 瑞声声学科技(深圳)有限公司 声参量阵扬声器系统及其调制方法
KR101364049B1 (ko) 2012-07-19 2014-02-18 부산대학교 산학협력단 개인적 위치 방향 스피커 시스템 및 제공방법, 그리고 이를 실행하기 위한 프로그램을 기록한 컴퓨터로 읽을 수 있는 기록매체
EP2897379A4 (en) * 2012-09-14 2016-04-27 Nec Corp SPEAKER DEVICE AND ELECTRONIC EQUIPMENT THEREWITH
JP5252137B1 (ja) * 2013-02-18 2013-07-31 パナソニック株式会社 超音波スピーカシステム
US8718297B1 (en) * 2013-02-20 2014-05-06 Parametric Sound Corporation Parametric transducer and related methods
JP2015159404A (ja) * 2014-02-24 2015-09-03 パイオニア株式会社 パラメトリックスピーカおよびパラメトリックスピーカシステム
US9843862B2 (en) * 2015-08-05 2017-12-12 Infineon Technologies Ag System and method for a pumping speaker
TWI554943B (zh) * 2015-08-17 2016-10-21 李鵬 音訊處理方法及其系統
CN106653054B (zh) * 2016-10-11 2020-02-14 科大讯飞股份有限公司 生成语音动画的方法和装置
CN107277237B (zh) * 2017-06-08 2020-03-27 努比亚技术有限公司 语音质量调节方法、移动终端及可读存储介质
CN107371096A (zh) * 2017-08-28 2017-11-21 深圳传音通讯有限公司 定向播音喇叭和定向播放音频的方法
FR3087608B1 (fr) * 2018-10-17 2021-11-19 Akoustic Arts Enceinte acoustique et procede de modulation pour une enceinte acoustique
KR101981576B1 (ko) * 2018-10-29 2019-05-23 캐치플로우(주) 초지향성 초음파 스피커 장치의 다이나믹레인지 제어 방법 및 이를 구비한 초지향성 초음파 스피커 장치
KR101981575B1 (ko) * 2018-10-29 2019-05-23 캐치플로우(주) 초지향성 초음파 스피커 장치의 음질개선 방법 및 이를 구비한 초음파 스피커 장치
JP2019041409A (ja) * 2018-11-13 2019-03-14 パイオニア株式会社 パラメトリックスピーカ
JP7336803B2 (ja) * 2019-05-16 2023-09-01 学校法人立命館 パラメトリックスピーカ、及び、音響信号の出力方法
US12137319B2 (en) * 2020-01-07 2024-11-05 The Regents Of The University Of California Embodied sound device and method
JP7021296B2 (ja) * 2020-06-23 2022-02-16 パイオニア株式会社 パラメトリックスピーカ
US20220128517A1 (en) * 2020-10-23 2022-04-28 Alien Sandbox, LLC Focal Point Determination Based on Nonlinear Mixing of Sound Beams
US20220132240A1 (en) * 2020-10-23 2022-04-28 Alien Sandbox, LLC Nonlinear Mixing of Sound Beams for Focal Point Determination

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950007837B1 (ko) 1992-08-28 1995-07-20 대우전자주식회사 오디오 음질 조절장치
JP4069904B2 (ja) * 2004-06-21 2008-04-02 セイコーエプソン株式会社 超音波スピーカ、及びプロジェクタ
US7210785B2 (en) * 2004-08-11 2007-05-01 Seiko Epson Corporation Projector
JP4103877B2 (ja) * 2004-09-22 2008-06-18 セイコーエプソン株式会社 静電型超音波トランスデューサ及び超音波スピーカ

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