CN100535887C - 基于esam模块的预付费ic卡表安全度量管理方法 - Google Patents
基于esam模块的预付费ic卡表安全度量管理方法 Download PDFInfo
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- CN100535887C CN100535887C CNB031376711A CN03137671A CN100535887C CN 100535887 C CN100535887 C CN 100535887C CN B031376711 A CNB031376711 A CN B031376711A CN 03137671 A CN03137671 A CN 03137671A CN 100535887 C CN100535887 C CN 100535887C
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Application Number | Priority Date | Filing Date | Title |
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CNB031376711A CN100535887C (zh) | 2003-06-19 | 2003-06-19 | 基于esam模块的预付费ic卡表安全度量管理方法 |
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CNB031376711A CN100535887C (zh) | 2003-06-19 | 2003-06-19 | 基于esam模块的预付费ic卡表安全度量管理方法 |
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Publication Number | Publication Date |
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CN1567323A CN1567323A (zh) | 2005-01-19 |
CN100535887C true CN100535887C (zh) | 2009-09-02 |
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CNB031376711A Expired - Lifetime CN100535887C (zh) | 2003-06-19 | 2003-06-19 | 基于esam模块的预付费ic卡表安全度量管理方法 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102110233A (zh) * | 2009-12-24 | 2011-06-29 | 上海华虹集成电路有限责任公司 | 非接触ic卡读写器的实现方法 |
CN101833822B (zh) * | 2010-04-02 | 2012-05-23 | 深圳市科陆电子科技股份有限公司 | 电力预付费系统的安全保护方法 |
CN102497268A (zh) * | 2011-12-09 | 2012-06-13 | 上海安恒燃气科技有限公司 | 一种加密卡在预付费应用中的数据加密方法及系统 |
CN102881085B (zh) * | 2012-08-23 | 2015-07-22 | 北京京源水仪器仪表有限公司 | 用于智能水表的ic卡模块的安全认证方法 |
CN104463257A (zh) * | 2013-09-15 | 2015-03-25 | 国家电网公司 | 多功能读写卡器 |
CN104301319A (zh) * | 2014-10-17 | 2015-01-21 | 云南电网公司电力科学研究院 | 一种智能电能表加密管理装置及数据加密保护方法 |
CN106571917B (zh) * | 2015-10-08 | 2023-06-16 | 成都秦川物联网科技股份有限公司 | Ic卡智能燃气表esam嵌入式安全管理模块 |
CN111582422A (zh) * | 2020-04-10 | 2020-08-25 | 全景智联(武汉)科技有限公司 | 一种cpu卡防复制加密方法 |
CN112216026A (zh) * | 2020-09-03 | 2021-01-12 | 北京握奇智能科技有限公司 | 一种基于前装obu的电动汽车充电无感支付方法及系统 |
CN113593122A (zh) * | 2021-07-21 | 2021-11-02 | 广州市铭汉科技股份有限公司 | 一种基于窄带物联网的水控系统 |
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- 2003-06-19 CN CNB031376711A patent/CN100535887C/zh not_active Expired - Lifetime
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CN1567323A (zh) | 2005-01-19 |
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Address after: 100102 B, seat 18, Wangjing mansion, No. 9, Central South Road, Wangjing, Chaoyang District, Beijing Patentee after: BEIJING WATCHDATA Co.,Ltd. Address before: 100102 B, seat 18, Wangjing mansion, No. 9, Central South Road, Wangjing, Chaoyang District, Beijing Patentee before: BEIJING WATCH DATA SYSTEM Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20090902 |
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CX01 | Expiry of patent term | ||
CI03 | Correction of invention patent |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 7, 2023, the expiration and termination of the 39 volume 2702 patent Number: 27-02 Volume: 39 |
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CI03 | Correction of invention patent |