CN100479534C - 内衬微穿孔吸声材料的平板扬声器箱的设置方法及装置 - Google Patents
内衬微穿孔吸声材料的平板扬声器箱的设置方法及装置 Download PDFInfo
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- CN100479534C CN100479534C CNB2004101030693A CN200410103069A CN100479534C CN 100479534 C CN100479534 C CN 100479534C CN B2004101030693 A CNB2004101030693 A CN B2004101030693A CN 200410103069 A CN200410103069 A CN 200410103069A CN 100479534 C CN100479534 C CN 100479534C
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- panel speaker
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Abstract
Description
发音薄板尺寸 | 长Lx=500mm,宽Ly=442mm |
箱体尺寸 | 长Len=550mm,宽wid=0.5,深dep=0.12 |
微穿孔薄膜1 | 薄膜厚度t=0.21mm,微穿孔直径d=0.105mm,穿孔率p=0.5% |
微穿孔薄膜2 | 薄膜厚度t=0.21mm,微穿孔直径d=0.105mm,穿孔率p=1% |
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CNB2004101030693A CN100479534C (zh) | 2004-12-30 | 2004-12-30 | 内衬微穿孔吸声材料的平板扬声器箱的设置方法及装置 |
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CNB2004101030693A CN100479534C (zh) | 2004-12-30 | 2004-12-30 | 内衬微穿孔吸声材料的平板扬声器箱的设置方法及装置 |
Publications (2)
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CN1633208A CN1633208A (zh) | 2005-06-29 |
CN100479534C true CN100479534C (zh) | 2009-04-15 |
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CNB2004101030693A Active CN100479534C (zh) | 2004-12-30 | 2004-12-30 | 内衬微穿孔吸声材料的平板扬声器箱的设置方法及装置 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101615511B (zh) * | 2009-07-31 | 2013-03-13 | 西安交通大学 | 采用微穿孔板及实板组合结构的低噪声电力电容器 |
CN102769817A (zh) * | 2012-07-27 | 2012-11-07 | 广州长嘉电子有限公司 | 一种基于平板扬声器的性能优化方法 |
CN103559877A (zh) * | 2013-07-17 | 2014-02-05 | 南京大学 | 一种基于分流扬声器和微穿孔板的复合吸声结构 |
CN112365872B (zh) * | 2020-11-10 | 2024-05-28 | 国网北京市电力公司 | 降噪调控方法、装置及系统、处理器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1207011A (zh) * | 1998-04-14 | 1999-02-03 | 张凡 | 扬声器及制备方法 |
EP0951200A2 (fr) * | 1997-10-28 | 1999-10-20 | Frédéric Ivaldi | Enceinte acoustique tubulaire |
CN1387352A (zh) * | 2001-05-23 | 2002-12-25 | 星精密株式会社 | 扬声器 |
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- 2004-12-30 CN CNB2004101030693A patent/CN100479534C/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0951200A2 (fr) * | 1997-10-28 | 1999-10-20 | Frédéric Ivaldi | Enceinte acoustique tubulaire |
CN1207011A (zh) * | 1998-04-14 | 1999-02-03 | 张凡 | 扬声器及制备方法 |
CN1387352A (zh) * | 2001-05-23 | 2002-12-25 | 星精密株式会社 | 扬声器 |
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Owner name: NANJING UNIVERSITY GUANGXI SANNUO DIGITAL TECHNOLO Free format text: FORMER OWNER: SHENZHEN 3NOD ELECTRONICS CO., LTD. Effective date: 20141117 Owner name: SHENZHEN 3NOD DIGITAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NANJING UNIVERSITY Effective date: 20141117 |
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Effective date of registration: 20141117 Address after: Baoan District Songgang Tangxia street Shenzhen city Guangdong province 518057 Chung Hui Lu Lang community building D No. 8 Patentee after: SHENZHEN 3NOD DIGITAL TECHNOLOGY CO., LTD. Patentee after: Nanjing University Patentee after: GUANGXI 3NOD DIGITAL TECHNOLOGY CO., LTD. Patentee after: Shenzhen 3nod Electronics Co., Ltd. Address before: 210093 Hankou Road, Jiangsu, China, No. 22, No. Patentee before: Nanjing University Patentee before: Shenzhen 3nod Electronics Co., Ltd. |
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Effective date of registration: 20151120 Address after: 518000 Sannuo wisdom building, 3012 Binhai Avenue, Shenzhen, Guangdong, Nanshan District Patentee after: Shenzhen Sannuo Digital Audio & Video Co., Ltd. Patentee after: Nanjing University Address before: Baoan District Songgang Tangxia street Shenzhen city Guangdong province 518057 Chung Hui Lu Lang community building D No. 8 Patentee before: SHENZHEN 3NOD DIGITAL TECHNOLOGY CO., LTD. Patentee before: Nanjing University Patentee before: GUANGXI 3NOD DIGITAL TECHNOLOGY CO., LTD. Patentee before: Shenzhen 3nod Electronics Co., Ltd. |
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Address after: Sannuo smart building 3012 No. 518000 Guangdong city of Shenzhen province Nanshan District Guangdong streets Binhai Avenue 21 floor Patentee after: Shenzhen 3Nod Acousticlink Co., Ltd. Patentee after: Nanjing University Address before: 518000 Sannuo wisdom building, 3012 Binhai Avenue, Shenzhen, Guangdong, Nanshan District Patentee before: Shenzhen Sannuo Digital Audio & Video Co., Ltd. Patentee before: Nanjing University |