JP6489291B2 - フラットパネルスピーカおよび表示装置 - Google Patents

フラットパネルスピーカおよび表示装置 Download PDF

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Publication number
JP6489291B2
JP6489291B2 JP2018539924A JP2018539924A JP6489291B2 JP 6489291 B2 JP6489291 B2 JP 6489291B2 JP 2018539924 A JP2018539924 A JP 2018539924A JP 2018539924 A JP2018539924 A JP 2018539924A JP 6489291 B2 JP6489291 B2 JP 6489291B2
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JP
Japan
Prior art keywords
flat panel
damping member
vibration
display cell
vibrators
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.)
Active
Application number
JP2018539924A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2018123310A1 (ja
Inventor
稔彦 増田
稔彦 増田
宏毅 松岡
宏毅 松岡
秀之 田口
秀之 田口
宙士 吉岡
宙士 吉岡
晋平 近藤
晋平 近藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of JPWO2018123310A1 publication Critical patent/JPWO2018123310A1/ja
Application granted granted Critical
Publication of JP6489291B2 publication Critical patent/JP6489291B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • 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
    • 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
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133394—Piezoelectric elements associated with the cells
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP2018539924A 2016-12-27 2017-11-15 フラットパネルスピーカおよび表示装置 Active JP6489291B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2016253665 2016-12-27
JP2016253665 2016-12-27
JP2017099449 2017-05-19
JP2017099449 2017-05-19
PCT/JP2017/041065 WO2018123310A1 (ja) 2016-12-27 2017-11-15 フラットパネルスピーカおよび表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019035155A Division JP7051737B2 (ja) 2016-12-27 2019-02-28 フラットパネルスピーカおよび表示装置

Publications (2)

Publication Number Publication Date
JPWO2018123310A1 JPWO2018123310A1 (ja) 2019-01-31
JP6489291B2 true JP6489291B2 (ja) 2019-03-27

Family

ID=62708105

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2018539924A Active JP6489291B2 (ja) 2016-12-27 2017-11-15 フラットパネルスピーカおよび表示装置
JP2019035155A Active JP7051737B2 (ja) 2016-12-27 2019-02-28 フラットパネルスピーカおよび表示装置
JP2021174189A Active JP7351330B2 (ja) 2016-12-27 2021-10-25 フラットパネルスピーカおよび表示装置
JP2022174643A Active JP7260049B2 (ja) 2016-12-27 2022-10-31 フラットパネルスピーカおよび表示装置

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2019035155A Active JP7051737B2 (ja) 2016-12-27 2019-02-28 フラットパネルスピーカおよび表示装置
JP2021174189A Active JP7351330B2 (ja) 2016-12-27 2021-10-25 フラットパネルスピーカおよび表示装置
JP2022174643A Active JP7260049B2 (ja) 2016-12-27 2022-10-31 フラットパネルスピーカおよび表示装置

Country Status (5)

Country Link
US (1) US11115740B2 (enExample)
EP (1) EP3407623B1 (enExample)
JP (4) JP6489291B2 (enExample)
CN (1) CN108702573B (enExample)
WO (1) WO2018123310A1 (enExample)

Cited By (1)

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US12329034B2 (en) 2020-07-28 2025-06-10 Sony Group Corporation Audio device and driving method thereof, and display device

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KR102594577B1 (ko) * 2018-08-22 2023-10-25 엘지디스플레이 주식회사 디스플레이 장치
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KR102514184B1 (ko) * 2018-09-28 2023-03-24 엘지디스플레이 주식회사 표시장치
KR102540217B1 (ko) * 2018-10-23 2023-06-02 엘지디스플레이 주식회사 표시장치
JP2020092306A (ja) * 2018-12-04 2020-06-11 株式会社デンソーテン スピーカ装置
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JP2022105361A (ja) * 2021-01-04 2022-07-14 ソニーグループ株式会社 表示装置
JP7123196B2 (ja) * 2021-01-06 2022-08-22 エルジー ディスプレイ カンパニー リミテッド 音響発生器及び音響装置
CN113225649B (zh) * 2021-04-26 2022-07-12 深圳创维－Rgb电子有限公司 一种音频发声传播系统及具有其的音频设备
JP2023028668A (ja) * 2021-08-20 2023-03-03 株式会社デンソーテン パネル型スピーカ
WO2023095735A1 (ja) * 2021-11-24 2023-06-01 Ａｇｃ株式会社 エキサイタ付き振動板及び車両用窓ガラス
JP7801128B2 (ja) * 2021-12-28 2026-01-16 エルジー ディスプレイ カンパニー リミテッド 装置
JP2025071391A (ja) 2022-03-25 2025-05-08 ソニーグループ株式会社 表示装置
WO2026028883A1 (ja) * 2024-07-31 2026-02-05 ソニー イーエムシーエス （マレーシア） センディリアン ベラハッド 表示装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12329034B2 (en) 2020-07-28 2025-06-10 Sony Group Corporation Audio device and driving method thereof, and display device

Also Published As

Publication number Publication date
US20190028787A1 (en) 2019-01-24
EP3407623A1 (en) 2018-11-28
JP2023002796A (ja) 2023-01-10
WO2018123310A1 (ja) 2018-07-05
CN108702573B (zh) 2021-11-26
JP2022009473A (ja) 2022-01-14
JP7051737B2 (ja) 2022-04-11
EP3407623B1 (en) 2020-05-27
JP2019110588A (ja) 2019-07-04
US11115740B2 (en) 2021-09-07
CN108702573A (zh) 2018-10-23
JP7260049B2 (ja) 2023-04-18
EP3407623A4 (en) 2019-04-03
JP7351330B2 (ja) 2023-09-27
JPWO2018123310A1 (ja) 2019-01-31

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