CN105681975B - 消除环境噪声的led灯和系统 - Google Patents
消除环境噪声的led灯和系统 Download PDFInfo
- Publication number
- CN105681975B CN105681975B CN201511018592.0A CN201511018592A CN105681975B CN 105681975 B CN105681975 B CN 105681975B CN 201511018592 A CN201511018592 A CN 201511018592A CN 105681975 B CN105681975 B CN 105681975B
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- noise
- digital
- analog
- ambient noise
- signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511018592.0A CN105681975B (zh) | 2015-12-29 | 2015-12-29 | 消除环境噪声的led灯和系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511018592.0A CN105681975B (zh) | 2015-12-29 | 2015-12-29 | 消除环境噪声的led灯和系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105681975A CN105681975A (zh) | 2016-06-15 |
CN105681975B true CN105681975B (zh) | 2018-10-30 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201511018592.0A Active CN105681975B (zh) | 2015-12-29 | 2015-12-29 | 消除环境噪声的led灯和系统 |
Country Status (1)
Country | Link |
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CN (1) | CN105681975B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107489968A (zh) * | 2017-08-18 | 2017-12-19 | 无锡昊瑜节能环保设备有限公司 | 一种消除工地噪声的照明系统 |
CN107396519A (zh) * | 2017-08-18 | 2017-11-24 | 无锡昊瑜节能环保设备有限公司 | 一种建筑工地降噪节能照明方法 |
CN109410908A (zh) * | 2019-01-04 | 2019-03-01 | 中船第九设计研究院工程有限公司 | 一种模块化环境降噪系统 |
CN109889956A (zh) * | 2019-02-25 | 2019-06-14 | 深圳市奇脉电子技术有限公司 | 一种主动降噪设备的高精确度降噪配置方式 |
CN112420012A (zh) * | 2020-10-19 | 2021-02-26 | 上海纯米电子科技有限公司 | 家电设备的主动降噪装置、控制方法及家电设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08327118A (ja) * | 1995-05-29 | 1996-12-13 | Air Cycle Sangyo Kk | 室内換気用照明器具 |
CN104507216A (zh) * | 2014-12-11 | 2015-04-08 | 昆山龙腾光电有限公司 | Led驱动电路及使用其的液晶显示装置 |
CN204463812U (zh) * | 2015-03-26 | 2015-07-08 | 东北大学秦皇岛分校 | 一种噪声环境调节器 |
-
2015
- 2015-12-29 CN CN201511018592.0A patent/CN105681975B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08327118A (ja) * | 1995-05-29 | 1996-12-13 | Air Cycle Sangyo Kk | 室内換気用照明器具 |
CN104507216A (zh) * | 2014-12-11 | 2015-04-08 | 昆山龙腾光电有限公司 | Led驱动电路及使用其的液晶显示装置 |
CN204463812U (zh) * | 2015-03-26 | 2015-07-08 | 东北大学秦皇岛分校 | 一种噪声环境调节器 |
Also Published As
Publication number | Publication date |
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CN105681975A (zh) | 2016-06-15 |
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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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: LED lamp and system for eliminating ambient noise Effective date of registration: 20191124 Granted publication date: 20181030 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2019330000239 |
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PC01 | Cancellation 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: 20230208 Granted publication date: 20181030 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2019330000239 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: LED lights and systems to eliminate environmental noise Effective date of registration: 20230210 Granted publication date: 20181030 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2023330000341 |