JP6892838B2 - 音響出力装置及び音響出力方法 - Google Patents
音響出力装置及び音響出力方法 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of two-dimensional [2D] relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03547—Touch pads, in which fingers can move on a surface
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/167—Audio in a user interface, e.g. using voice commands for navigating, audio feedback
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/03—Transducers capable of generating both sound as well as tactile vibration, e.g. as used in cellular phones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/01—Hearing devices using active noise cancellation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
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- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
- User Interface Of Digital Computer (AREA)
Description
図1は、音響出力装置の構成例を示す図である。図1に示す音響出力装置は、マイクロコンピュータ1と、DSP(Digital Signal Processor)2と、駆動回路3と、圧電素子4と、表示パネル5と、タッチパネル6と、減算器7と、フィルタ回路8と、押し込み検知回路9と、を備える。タッチパネル付き表示パネルP1は、表示パネル5と、タッチパネル6と、を備える。表示パネル5とタッチパネル6とは互いに対向する。
図2は、図1に示す音響出力装置の動作例を示すフローチャートである。図3は、各種信号の波形例を模式的に示すタイミングチャートである。なお、図3は、図1に示す音響出力装置が音響を出力している期間のタイミングチャートであって、操作体がタッチパネル6に接触していない状態から接触している状態に推移し、その後タッチパネル付き表示パネルP1に対する押し込みが検知されて操作体に対して振動触感による応答が返るまでのタイミングチャートである。
本明細書中に開示されている種々の技術的特徴は、上記実施形態のほか、その技術的創作の主旨を逸脱しない範囲で種々の変更を加えることが可能である。すなわち、上記実施形態は、全ての点で例示であって、制限的なものではないと考えられるべきであり、本発明の技術的範囲は、上記実施形態の説明ではなく、特許請求の範囲によって示されるものであり、特許請求の範囲と均等の意味及び範囲内に属する全ての変更が含まれると理解されるべきである。
2 DSP
3 駆動回路
4 圧電素子
5 表示パネル
6 タッチパネル
7 減算器
8 フィルタ回路
9 押し込み検知回路
Claims (9)
- タッチパネルと、
音響信号に基づく振動を前記タッチパネルに発生させて音響を発生させる振動子と、
前記タッチパネルへの操作体の接触が前記タッチパネルによって検知されている期間中、少なくとも前記音響信号の第1帯域を低減する制御を行う制御部と、
を備える、音響出力装置。 - 前記制御部は、前記タッチパネルへの操作体の近接が前記タッチパネルによって検知されている期間中も、前記音響信号を制御する、請求項1に記載の音響出力装置。
- 前記第1帯域は、500Hz以下を上限とする帯域である、請求項1又は請求項2に記載の音響出力装置。
- 前記制御部は、少なくとも前記音響信号の第2帯域を増幅する制御を行う、請求項1〜3のいずれか一項に記載の音響出力装置。
- 前記第2帯域は、500Hz以下を上限とする帯域を含まない帯域である、請求項4に記載の音響出力装置。
- 前記タッチパネルにかかる圧力を検知する圧力検知部と、
前記圧力検知部の出力信号に、前記音響信号の逆位相信号又は前記音響信号を補正して得られる補正後音響信号の逆位相信号を重畳して重畳信号を生成する重畳部と、
前記タッチパネルに対する押し込みを前記重畳信号に基づいて検知する押し込み検知回路と、
を備える、請求項1〜5のいずれか一項に記載の音響出力装置。 - 前記重畳部は、前記圧力検知部の出力信号に、前記補正後音響信号の逆位相信号を重畳し、
前記補正後音響信号は、前記音響信号に対して前記タッチパネルの振動特性に応じた補正を行って得られる信号である、請求項6に記載の音響出力装置。 - 前記タッチパネルに対向する表示パネルを備える、請求項1〜7のいずれか一項に記載の音響出力装置。
- タッチパネルを用いた音響出力方法であって、
音響信号に基づく振動を前記タッチパネルに発生させて音響を発生させる振動工程と、
前記タッチパネルへの操作体の接触が前記タッチパネルによって検知されている期間中、少なくとも前記音響信号の第1帯域を低減する制御を行う制御工程と、
を備える、音響出力方法。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018077863A JP6892838B2 (ja) | 2018-04-13 | 2018-04-13 | 音響出力装置及び音響出力方法 |
| US16/242,701 US10516944B2 (en) | 2018-04-13 | 2019-01-08 | Sound output apparatus and sound output method |
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| JP2018077863A JP6892838B2 (ja) | 2018-04-13 | 2018-04-13 | 音響出力装置及び音響出力方法 |
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| Publication Number | Publication Date |
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| JP2019185554A JP2019185554A (ja) | 2019-10-24 |
| JP6892838B2 true JP6892838B2 (ja) | 2021-06-23 |
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| KR102696990B1 (ko) * | 2018-12-12 | 2024-08-19 | 엘지디스플레이 주식회사 | 전자 기기 |
| KR102286822B1 (ko) * | 2020-01-06 | 2021-08-06 | 김수영 | 음향을 촉각 효과로 변환하는 시스템 및 방법 |
| JP7446842B2 (ja) * | 2020-02-10 | 2024-03-11 | 株式会社デンソーテン | 電子装置 |
| WO2021200142A1 (ja) * | 2020-03-30 | 2021-10-07 | ソニーグループ株式会社 | 情報処理装置、情報処理方法、及びプログラム |
| CN113220517B (zh) * | 2021-05-28 | 2023-01-10 | Oppo广东移动通信有限公司 | 操作耗时测试系统、信号处理设备及信号处理方法 |
| JP7637758B1 (ja) | 2023-12-27 | 2025-02-28 | レノボ・シンガポール・プライベート・リミテッド | 入力デバイス |
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| JP2008130055A (ja) * | 2006-11-27 | 2008-06-05 | Sony Corp | タッチパネルディスプレイ装置および駆動方法並びに電子機器 |
| JP4838280B2 (ja) * | 2008-03-31 | 2011-12-14 | 太平洋セメント株式会社 | タッチパネル式入力装置 |
| JP5345912B2 (ja) * | 2009-08-31 | 2013-11-20 | 太平洋セメント株式会社 | タッチパネルおよびタッチパネルユニット |
| EP2811375B1 (en) * | 2012-01-30 | 2017-03-08 | Panasonic Intellectual Property Management Co., Ltd. | Tactile-feel presentation device and method for presenting tactile feel |
| JP5590345B2 (ja) * | 2012-02-01 | 2014-09-17 | シャープ株式会社 | 入出力装置、入出力方法、及び入出力プログラム |
| WO2015083691A1 (ja) * | 2013-12-02 | 2015-06-11 | 株式会社ニコン | 電子機器、および振動情報生成装置 |
| KR102317526B1 (ko) * | 2015-06-25 | 2021-10-26 | 엘지전자 주식회사 | 헤드셋 및 그 제어 방법 |
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| JP2019185554A (ja) | 2019-10-24 |
| US20190320266A1 (en) | 2019-10-17 |
| US10516944B2 (en) | 2019-12-24 |
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