发明授权
- 专利标题: Systems and methods for tracking insertion and removal cycles of optical transceiver modules
- 专利标题(中): 跟踪光收发模块插入和删除周期的系统和方法
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申请号: US12906102申请日: 2010-10-17
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公开(公告)号: US08842018B2公开(公告)日: 2014-09-23
- 发明人: Asif Hussain , Joshua Chien , Sushil Dhiman
- 申请人: Asif Hussain , Joshua Chien , Sushil Dhiman
- 申请人地址: US CA San Jose
- 专利权人: Sanmina-SCI Corporation
- 当前专利权人: Sanmina-SCI Corporation
- 当前专利权人地址: US CA San Jose
- 代理机构: Loza & Loza, LLP
- 代理商 Julio M. Loza
- 主分类号: G08B21/00
- IPC分类号: G08B21/00 ; G11C16/34 ; G06K19/00 ; G06F21/86
摘要:
Methods and/or devices are provided for monitoring life-expectancy and/or useful life of an optical transceiver module by tracking an insertion cycle count of an optical transceiver module. An alarm/warning indicator may be generated or the optical transceiver module can be disabled completely if the insertion cycle count exceeds a predefined threshold. The host device first detects the insertion of the optical transceiver module and then reads the cycle count along with an identifier value from the non-volatile memory of the optical transceiver module. The host device then increments the insertion cycle count by one, to account for the current insertion, and stores this new cycle count into a non-volatile memory of the optical transceiver module. The insertion cycle count value may be encrypted and/or the non-volatile memory of the optical transceiver module may be password-protected to avoid accidental and/or unauthorized access to the non-volatile memory of the optical transceiver module.
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