Invention Grant
- Patent Title: Methods and apparatus to perform line testing at customer premises
- Patent Title (中): 在客户处进行线路测试的方法和设备
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Application No.: US12226939Application Date: 2007-04-27
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Publication No.: US08644169B2Publication Date: 2014-02-04
- Inventor: John M Cioffi , George Ginis , Peter J. Silverman , Bin Lee , Richard Dennis Hart
- Applicant: John M Cioffi , George Ginis , Peter J. Silverman , Bin Lee , Richard Dennis Hart
- Applicant Address: US CA Redwood City US NV Reno
- Assignee: Adaptive Spectrum and Signal Alignment, Inc.,AT&T Intellectual Property I, L.P.
- Current Assignee: Adaptive Spectrum and Signal Alignment, Inc.,AT&T Intellectual Property I, L.P.
- Current Assignee Address: US CA Redwood City US NV Reno
- Agency: Blakely, Sokoloff, Taylor & Zafman, LLP
- International Application: PCT/US2007/067718 WO 20070427
- International Announcement: WO2007/130878 WO 20071115
- Main IPC: H04L12/26
- IPC: H04L12/26
Abstract:
A data analyzer operative to be located at a customer premises, causes the transmission of a probing signal into at least one telephone line. The data analyzer computes a parameter that represents a characteristic of at least one telephone line based upon at least a measured reflected probing signal.
Public/Granted literature
- US20090168972A1 Methods and Apparatus to Perform Line Testing at Customer Premises Public/Granted day:2009-07-02
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