发明授权
- 专利标题： Loop diagnostic mode for ADSL modems
- 专利标题（中）： ADSL调制解调器的循环诊断模式
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申请号： US10209104申请日： 2002-07-30
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公开(公告)号： US06981186B2公开(公告)日： 2005-12-27
- 发明人: Alberto Ginesi , Scott McClennon
- 申请人： Alberto Ginesi , Scott McClennon
- 申请人地址： US MD Linthicum
- 专利权人： Ciena Corporation
- 当前专利权人： Ciena Corporation
- 当前专利权人地址： US MD Linthicum
- 代理机构： Merek, Blackmon & Voorhees, LLC
- 优先权： CA2354298 20010730
- 主分类号： G01R31/28
- IPC分类号： G01R31/28 ; H04B3/46 ; H04L1/20 ; H04L12/66 ; H04M1/24 ; H04M3/08 ; H04M3/22
摘要：
A method for establishing communication in an ADSL subscriber loop, the method comprising the steps of determining that showtime cannot be entered during initialization of communication between the modems; requesting entry into a diagnostic mode by one of the modems upon the determining; diagnosing line conditions as being unable to support communication at a predetermined standard; and establishing communication at a standard lower than the predetermined standard.
公开/授权文献
- US20030063711A1 Loop diagnostic mode for ADSL modems 公开/授权日：2003-04-03
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