Inventor

LEJAY FREDERIC

FR4 patents

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

ALCATEL MOBILE COMM FRANCE

1 patent

US5680393AOct 21, 1997

Method and device for suppressing background noise in a voice signal and corresponding system with echo cancellation

ALCATEL MOBILE COMM FRANCE62 citations91

CIT ALCATEL

1 patent

US6839557B1Jan 4, 2005

Method and apparatus for transmitting data over a speech channel by encoding the data using a selected type of source encoding

CIT ALCATEL11 citations71

LE MINH

1 patent

US8843114B2Sep 23, 2014

Method for transmitting a message from a portable communication device to a separate terminal, and associated portable device and terminal

LE MINH2 citations53

DRNC HOLDINGS INC

1 patent

US9407752B2Aug 2, 2016

Method for transmitting a message from a portable communication device to a separate terminal and associated portable device and terminal

DRNC HOLDINGS INC0 citations48