CN202956804U - 基于单片机的校园一卡通课堂签到装置 - Google Patents
基于单片机的校园一卡通课堂签到装置 Download PDFInfo
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- CN202956804U CN202956804U CN 201220753765 CN201220753765U CN202956804U CN 202956804 U CN202956804 U CN 202956804U CN 201220753765 CN201220753765 CN 201220753765 CN 201220753765 U CN201220753765 U CN 201220753765U CN 202956804 U CN202956804 U CN 202956804U
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220753765 CN202956804U (zh) | 2012-12-27 | 2012-12-27 | 基于单片机的校园一卡通课堂签到装置 |
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| CN 201220753765 CN202956804U (zh) | 2012-12-27 | 2012-12-27 | 基于单片机的校园一卡通课堂签到装置 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225299A (zh) * | 2014-06-27 | 2016-01-06 | 尹红泽 | 一种大学生住宿安排与管理的方法 |
| CN110070636A (zh) * | 2019-04-23 | 2019-07-30 | 安徽致远慧联电子科技有限公司 | 基于一卡通二维码的考勤管理系统及管理方法 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225299A (zh) * | 2014-06-27 | 2016-01-06 | 尹红泽 | 一种大学生住宿安排与管理的方法 |
| CN110070636A (zh) * | 2019-04-23 | 2019-07-30 | 安徽致远慧联电子科技有限公司 | 基于一卡通二维码的考勤管理系统及管理方法 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Yaoqun Inventor after: Feng Liyuan Inventor after: Liu Wei Inventor after: Liu Lilai Inventor after: Zhao Quanyu Inventor after: Zhang Yuzhu Inventor before: Huang Yaoqun Inventor before: Feng Liyuan Inventor before: Liu Lilai Inventor before: Zhao Quanyu Inventor before: Zhang Yuzhu |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HUANG YAOQUN FENG LIYUAN LIU LILAI ZHAO QUANYU ZHANG YUZHU TO: HUANG YAOQUN FENG LIYUAN LIU WEI LIU LILAI ZHAO QUANYU ZHANG YUZHU |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20141227 |
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| EXPY | Termination of patent right or utility model |