Inventor

ZHAO FENGGUANG

CN3 patents

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

LUCENT TECHNOLOGIES INC

2 patents

US7219059B2May 15, 2007

Automatic pronunciation scoring for language learning

LUCENT TECHNOLOGIES INC32 citations88

US6259388B1Jul 10, 2001

Multiplication-free arithmetic coding

LUCENT TECHNOLOGIES INC10 citations68

AGERE SYSTEMS INC

1 patent

US7664267B2Feb 16, 2010

Bit based arithmetic coding using variable size key cipher

AGERE SYSTEMS INC4 citations57