CN217441163U - 一种带有声控功能的智能led显示屏 - Google Patents
一种带有声控功能的智能led显示屏 Download PDFInfo
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- CN217441163U CN217441163U CN202123339429.8U CN202123339429U CN217441163U CN 217441163 U CN217441163 U CN 217441163U CN 202123339429 U CN202123339429 U CN 202123339429U CN 217441163 U CN217441163 U CN 217441163U
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- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Application Number | Priority Date | Filing Date | Title |
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CN202123339429.8U CN217441163U (zh) | 2021-12-28 | 2021-12-28 | 一种带有声控功能的智能led显示屏 |
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CN202123339429.8U CN217441163U (zh) | 2021-12-28 | 2021-12-28 | 一种带有声控功能的智能led显示屏 |
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CN217441163U true CN217441163U (zh) | 2022-09-16 |
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CN202123339429.8U Expired - Fee Related CN217441163U (zh) | 2021-12-28 | 2021-12-28 | 一种带有声控功能的智能led显示屏 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 200120 floor 2, No. 979, Yunhan Road, Lingang xinpian District, Pudong New Area, Shanghai Patentee after: Shanghai Yinghao Intelligent Technology Development Co.,Ltd. Address before: 200120 floor 2, No. 979, Yunhan Road, Lingang xinpian District, Pudong New Area, Shanghai Patentee before: Shanghai Yinghao Education Technology Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230609 Address after: Room 403, Building 1, No. 105 Sinan Road, Huangpu District, Shanghai, 200025 Patentee after: Shanghai Sandou Technology Co.,Ltd. Address before: 200120 floor 2, No. 979, Yunhan Road, Lingang xinpian District, Pudong New Area, Shanghai Patentee before: Shanghai Yinghao Intelligent Technology Development Co.,Ltd. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220916 |