CN216120339U - 一种应用于红外触控领域的光学器件 - Google Patents
一种应用于红外触控领域的光学器件 Download PDFInfo
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- CN216120339U CN216120339U CN202122653785.0U CN202122653785U CN216120339U CN 216120339 U CN216120339 U CN 216120339U CN 202122653785 U CN202122653785 U CN 202122653785U CN 216120339 U CN216120339 U CN 216120339U
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CN115543129A (zh) * | 2022-04-25 | 2022-12-30 | 广东省旭晟半导体股份有限公司 | 一种红外触控屏及智慧黑板 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115543129A (zh) * | 2022-04-25 | 2022-12-30 | 广东省旭晟半导体股份有限公司 | 一种红外触控屏及智慧黑板 |
CN115543129B (zh) * | 2022-04-25 | 2023-12-08 | 广东省旭晟半导体股份有限公司 | 一种红外触控屏及智慧黑板 |
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Denomination of utility model: An optical device used in infrared touch field Effective date of registration: 20220630 Granted publication date: 20220322 Pledgee: Heyuan Branch of China Construction Bank Co.,Ltd. Pledgor: Guangdong Xusheng Semiconductor Co.,Ltd. Registration number: Y2022440000125 |
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Date of cancellation: 20230215 Granted publication date: 20220322 Pledgee: Heyuan Branch of China Construction Bank Co.,Ltd. Pledgor: Guangdong Xusheng Semiconductor Co.,Ltd. Registration number: Y2022440000125 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An optical device applied in the field of infrared touch Effective date of registration: 20230224 Granted publication date: 20220322 Pledgee: Heyuan Branch of China Construction Bank Co.,Ltd. Pledgor: Guangdong Xusheng Semiconductor Co.,Ltd. Registration number: Y2023980033429 |
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Address after: Building 1, Shenhe Chuangzhi Industrial Park, High-tech Development Zone, Heyuan City, Guangdong Province, 517000 Patentee after: Guangdong Xusheng Optoelectronic Technology Co.,Ltd. Country or region after: China Address before: 517025 Building 1, Shenhe Chuangzhi Industrial Park, high tech Development Zone, Heyuan City, Guangdong Province Patentee before: Guangdong Xusheng Semiconductor Co.,Ltd. Country or region before: China |
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