Inventor

LEE POK F

CA3 patents

⚠️ This page may combine multiple inventors who share the name “LEE POK F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORTHERN TELECOM LTD

2 patents

US4425483AJan 10, 1984

Echo cancellation using transversal filters

NORTHERN TELECOM LTD36 citations89

US4400718AAug 23, 1983

Digital television transmission using chrominance inversion

NORTHERN TELECOM LTD9 citations69

CANADIAN PATENTS DEV

1 patent

US4481640ANov 6, 1984

Spread spectrum modem

CANADIAN PATENTS DEV134 citations92