CN210807628U - 一种具有指向性控制能力的扬声器反射罩 - Google Patents
一种具有指向性控制能力的扬声器反射罩 Download PDFInfo
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- CN210807628U CN210807628U CN201922079470.2U CN201922079470U CN210807628U CN 210807628 U CN210807628 U CN 210807628U CN 201922079470 U CN201922079470 U CN 201922079470U CN 210807628 U CN210807628 U CN 210807628U
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- loudspeaker
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- directivity control
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- 230000011514 reflex Effects 0.000 claims abstract description 11
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- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000003491 array Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
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- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
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CN201922079470.2U CN210807628U (zh) | 2019-11-27 | 2019-11-27 | 一种具有指向性控制能力的扬声器反射罩 |
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CN201922079470.2U CN210807628U (zh) | 2019-11-27 | 2019-11-27 | 一种具有指向性控制能力的扬声器反射罩 |
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CN210807628U true CN210807628U (zh) | 2020-06-19 |
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2019
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhu Heng Inventor before: Zhu Heng Inventor before: Zang Peng |
|
CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201223 Address after: 100032 No.2 Fuxingmenwai street, Xicheng District, Beijing Patentee after: Zhu Heng Address before: 510800 No.18 Xinyang, Shanqian tourism Avenue, Shiling Town, Huadu District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG HUACHEN FILM & TELEVISION STAGE PROJECT Co.,Ltd. |
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TR01 | Transfer of patent right |