Inventor

WONG CHI

US4 patents

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

NORTHERN TELECOM LTD

1 patent

US5905773AMay 18, 1999

Apparatus and method for reducing speech recognition vocabulary perplexity and dynamically selecting acoustic models

NORTHERN TELECOM LTD137 citations94

ERICSSON TELEFON AB L M

1 patent

US5408419AApr 18, 1995

Cellular radiotelephone system signalling protocol

ERICSSON TELEFON AB L M70 citations93

NORTEL NETWORKS CORP

1 patent

US6236715B1May 22, 2001

Method and apparatus for using the control channel in telecommunications systems for voice dialing

NORTEL NETWORKS CORP30 citations89

NORTEL NETWORKS LTD

1 patent

US7515583B2Apr 7, 2009

Method and apparatus for providing a configurable quality of service threshold for voice over internet protocol

NORTEL NETWORKS LTD16 citations77