CN101557546B - Acoustically transparent waveguide horn - Google Patents
Acoustically transparent waveguide horn Download PDFInfo
- Publication number
- CN101557546B CN101557546B CN2009100384284A CN200910038428A CN101557546B CN 101557546 B CN101557546 B CN 101557546B CN 2009100384284 A CN2009100384284 A CN 2009100384284A CN 200910038428 A CN200910038428 A CN 200910038428A CN 101557546 B CN101557546 B CN 101557546B
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- horn
- bass
- tweeter
- hole
- acoustically transparent
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- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
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Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009100384284A CN101557546B (en) | 2009-04-07 | 2009-04-07 | Acoustically transparent waveguide horn |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009100384284A CN101557546B (en) | 2009-04-07 | 2009-04-07 | Acoustically transparent waveguide horn |
Publications (2)
Publication Number | Publication Date |
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CN101557546A CN101557546A (en) | 2009-10-14 |
CN101557546B true CN101557546B (en) | 2011-12-28 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009100384284A Active CN101557546B (en) | 2009-04-07 | 2009-04-07 | Acoustically transparent waveguide horn |
Country Status (1)
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CN (1) | CN101557546B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114422908A (en) | 2018-01-09 | 2022-04-29 | Qsc公司 | Multiple acoustic waveguide for loudspeaker assembly |
US10356512B1 (en) * | 2018-01-12 | 2019-07-16 | Harman International Industries, Incorporated | Unified wavefront full-range waveguide for a loudspeaker |
CN108668195B (en) * | 2018-05-14 | 2020-01-10 | 四川艾吉比特科技有限公司 | Directive horn |
CN116018822A (en) | 2020-03-25 | 2023-04-25 | Qsc公司 | Acoustic wave guide |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4706295A (en) * | 1980-10-28 | 1987-11-10 | United Recording Electronic Industries | Coaxial loudspeaker system |
CN2904531Y (en) * | 2006-05-19 | 2007-05-23 | 闻克俭 | Coaxial loudspeaker structure |
CN201436818U (en) * | 2009-04-07 | 2010-04-07 | 广州市锐丰建业灯光音响器材有限公司 | A sound transparent waveguide horn |
-
2009
- 2009-04-07 CN CN2009100384284A patent/CN101557546B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4706295A (en) * | 1980-10-28 | 1987-11-10 | United Recording Electronic Industries | Coaxial loudspeaker system |
CN2904531Y (en) * | 2006-05-19 | 2007-05-23 | 闻克俭 | Coaxial loudspeaker structure |
CN201436818U (en) * | 2009-04-07 | 2010-04-07 | 广州市锐丰建业灯光音响器材有限公司 | A sound transparent waveguide horn |
Also Published As
Publication number | Publication date |
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CN101557546A (en) | 2009-10-14 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 510000 Guangdong city of Guangzhou province Panyu District Shi Lou Zhen Shi Lian Lu Shi Lou Road No. 10 Patentee after: Guangzhou Ruifeng Audio Technology Co.,Ltd. Address before: Panyu District City, Guangdong province Guangzhou City Bridge 510000 Yushan Road No. 114 Patentee before: Guangzhou Ruifeng Audio Technology Co.,Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Acoustically transparent waveguide horn Effective date of registration: 20190321 Granted publication date: 20111228 Pledgee: Guangzhou finance re Company limited by guarantee Pledgor: Guangzhou Ruifeng Audio Technology Co.,Ltd. Registration number: 2019440000110 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220525 Granted publication date: 20111228 Pledgee: Guangzhou finance re Company limited by guarantee Pledgor: GUANGZHOU RUIFENG AUDIO TECHNOLOGY Corp.,Ltd. Registration number: 2019440000110 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |