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NORTHERN TELECOM

CA7 patents

Top patents by PatentIndex Score

US5960349ASep 28, 1999

Enhanced cellular layout for CDMA networks having six-sectored cells

NORTHERN TELECOM57 citations96
US5825876AOct 20, 1998

Time based availability to content of a storage medium

NORTHERN TELECOM500 citations94
US5703980ADec 30, 1997

Method for low-loss insertion of an optical signal from an optical fibre to a waveguide integrated on to a semiconductor wafer

NORTHERN TELECOM76 citations94
US6697842B1Feb 24, 2004

Dynamic context filters for communication and information management

NORTHERN TELECOM32 citations92
US5933258AAug 3, 1999

Optical communication system

NORTHERN TELECOM79 citations88
US5193166AMar 9, 1993

Cache-memory architecture comprising a single address tag for each cache memory

NORTHERN TELECOM31 citations80
US4912340AMar 27, 1990

Circuit for generating non-overlapping two-phase clocks

NORTHERN TELECOM14 citations69