JP2017187734A - パネル振動型音響発生アクチュエータ及びそれを含む両面表示装置 - Google Patents
パネル振動型音響発生アクチュエータ及びそれを含む両面表示装置 Download PDFInfo
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Abstract
Description
平板表示装置には、液晶表示装置(Liquid Crystal Display Device)、プラズマディスプレイパネル(Plasma Display Panel)、電界放出表示装置(Field Emission Display Device)、発光ダイオード表示装置(Light Emitting Diode Display Device)、有機発光ダイオード表示装置(Organic Light Emitting Diode Display Device)などが研究されている。
100’ 第2表示パネル
500、1500 音響発生アクチュエータ
510、1510 下部プレート
520、1520 マグネット
530、1530 センターポール
550、1550 ボビン
560、1560 コイル
300 カバーボトム
600 接着部材
700 ミドルキャビネット
800 バッフル部
812 接着部材
814 シーリング部
310 支持孔
512 貫通孔
552 開口部
554 連結部
900 エアーギャップ(空間)
Claims (15)
- 表示装置の前面及び背面に各々配置される第1表示パネル及び第2表示パネルと、
前記第1表示パネル及び第2表示パネルに連結されて、前記第1表示パネル及び第2表示パネルを同時に振動させて音響を発生させる1つの音響発生アクチュエータと、
前記音響発生アクチュエータと、前記第1表示パネル及び第2表示パネルを支持するための支持部と、
を含むことを特徴とする、両面表示装置。 - 前記第1表示パネル及び第2表示パネルと前記支持部との間に配置されるバッフル部をさらに含み、前記バッフル部はエアーギャップ空間を定義することを特徴とする、請求項1に記載の両面表示装置。
- 前記バッフル部は、前記第1表示パネルと前記支持部を付着させるか、または前記第2表示パネルと前記支持部を付着させることを特徴とする、請求項2に記載の両面表示装置。
- 前記バッフル部は、前記支持部の一面と前記第1表示パネルまたは第2表示パネルの一面に接着される1つ以上の接着部材と、前記接着部材の外郭に配置されるシーリング部を含む二重シーリング構造であることを特徴とする、請求項3に記載の両面表示装置。
- 前記支持部は支持孔を含み、前記音響発生アクチュエータは、前記支持孔を通じて挿入されることを特徴とする、請求項1に記載の両面表示装置。
- 前記支持部は、前記第1表示パネルまたは第2表示パネルの外郭に沿って配置されるミドルキャビネットを含むことを特徴とする、請求項1に記載の両面表示装置。
- 前記音響発生アクチュエータは、
1つ以上の貫通孔が備えられたプレートと、
1つ以上の開口部が備えられたボビンと、
前記プレート上に配置されるマグネットと、
前記プレートの中央に配置されるセンターポールと、
前記ボビンの一側の外郭に巻き取られるコイルと、
を含むことを特徴とする、請求項1に記載の両面表示装置。 - 前記ボビンは前記1つ以上の開口部の間に配置され、前記ボビンの下部と上部とを連結する1つ以上の連結部をさらに含み、前記連結部は前記プレートの貫通孔を貫通することを特徴とする、請求項7に記載の両面表示装置。
- 前記マグネットは、前記コイルの内部または外部に配置されることを特徴とする、請求項8に記載の両面表示装置。
- 前記音響発生アクチュエータは、
1つ以上の貫通孔を含み、下側及び上側を含むプレートと、
1つ以上の開口部が備えられたボビンと、
前記プレートの上側及び下側に各々配置される2つのマグネットと、
前記プレートの中央で少なくとも一方向に突出するセンターポールと、
前記ボビンの上側部及び下側部の外郭に巻き取られるコイルと、
を含むことを特徴とする、請求項1に記載の両面表示装置。 - 前記音響発生アクチュエータは、前記ボビンの先端部に配置されて前記ボビンの先端部を第1表示パネルまたは第2表示パネルに接着させる接着部材をさらに含むことを特徴とする、請求項7に記載の両面表示装置。
- 前記第1表示パネル及び第2表示パネルのうちの1つには両パネルの重さを異なるようにするための質量部材がさらに含まれることを特徴とする、請求項1に記載の両面表示装置。
- 前記質量部材は、前記音響発生アクチュエータが配置される表示パネルの領域の周囲に対称的に配置されることを特徴とする、請求項12に記載の両面表示装置。
- 前記第1表示パネルと前記支持部との間と、前記第2表示パネルと前記支持部との間にエアーギャップが提供されることを特徴とする、請求項1に記載の両面表示装置。
- 前記音響発生アクチュエータは、前記第1表示パネル及び第2表示パネルを両方とも直接振動させることを特徴とする、請求項1に記載の両面表示装置。
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KR10-2016-0040885 | 2016-04-04 |
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EP (1) | EP3229063B1 (ja) |
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CN107295446B (zh) | 2020-05-29 |
US20170289694A1 (en) | 2017-10-05 |
CN107295446A (zh) | 2017-10-24 |
EP3229063A1 (en) | 2017-10-11 |
CN111541976A (zh) | 2020-08-14 |
EP3229063B1 (en) | 2018-11-07 |
KR102663406B1 (ko) | 2024-05-14 |
US10409325B2 (en) | 2019-09-10 |
JP6318219B2 (ja) | 2018-04-25 |
CN111541976B (zh) | 2021-07-02 |
KR20170115124A (ko) | 2017-10-17 |
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