P

Inventor

POPA JAMES CHARLES

US7 patents
⚠️ This page may combine multiple inventors who share the name “POPA JAMES CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AGERE SYSTEMS INC

4 patents
US6745055B1Jun 1, 2004

Digital cordless telephone with speakerphone in a remote handset

AGERE SYSTEMS INC20 citations92
US6546241B2Apr 8, 2003

Handset access of message in digital cordless telephone

AGERE SYSTEMS INC35 citations92
US7233659B1Jun 19, 2007

Message playback concurrent with speakerphone operation

AGERE SYSTEMS INC11 citations83
US7224794B1May 29, 2007

Transmitting message playback concurrent with speakerphone operation

AGERE SYSTEMS INC6 citations61

LUCENT TECHNOLOGIES INC

1 patent
US6385176B1May 7, 2002

Communication system based on echo canceler tap profile

LUCENT TECHNOLOGIES INC56 citations95

AGERE SYST GUARDIAN CORP

1 patent
US6366670B1Apr 2, 2002

Call related information receiver unit

AGERE SYST GUARDIAN CORP24 citations90

LUCENT TECHOLOGIES INC

1 patent
US5943407AAug 24, 1999

Performance enhancement of tone detection and FSK detection using hybrid echo cancellation

LUCENT TECHOLOGIES INC12 citations70