Inventor · disambiguated record
Yu-Jih Liu
Also filed as: LIU YU · LIU YU J · LIU YU-JIH
18 granted patents·2 pending applications·1,588 citations·filing 1985–2014
96Inventor score
Files withITT MFG ENTERPRISES INC9ITT3SAMSUNG ELECTRONICS CO LTD3OPNET TECHNOLOGIES INC2BAK EUN-SANG1
Top patents by PatentIndex Score
20 records- 0197US6980537B1Method and apparatus for communication network cluster formation and transmission of node link status messages with reduced protocol overhead trafficITT MFG ENTERPRISES INC·Filed 2000·Granted Dec 27, 2005·181 cites·68 claims
- 0294US7765093B2Network modeling system and method of simulating network operation with configurable node modelsITT MFG ENTERPRISES INC·Filed 2005·Granted Jul 27, 2010·125 cites·16 claims
- 0394US7184421B1Method and apparatus for on demand multicast and unicast using controlled flood multicast communicationsITT MFG ENTERPRISES INC·Filed 2001·Granted Feb 27, 2007·361 cites·31 claims
- 0493US7502382B1Method and apparatus for multicast packet distribution in a satellite constellation networkITT MFG ENTERPRISES INC·Filed 2004·Granted Mar 10, 2009·94 cites·31 claims
- 0593US7502360B2Method and apparatus for dynamic neighbor discovery within wireless networks using time division multiple access (TDMA)ITT MFG ENTERPRISES INC·Filed 2005·Granted Mar 10, 2009·55 cites·53 claims
- 0692US5680508AEnhancement of speech coding in background noise for low-rate speech coderITT·Filed 1993·Granted Oct 21, 1997·193 cites·13 claims
- 0791US7729321B2Nearly collision-free channel access system and methodITT MFG ENTERPRISES INC·Filed 2007·Granted Jun 1, 2010·24 cites·20 claims
- 0891US7103371B1Method and apparatus for dynamic voice reservation within wireless networksITT MFG ENTERPRISES INC·Filed 2003·Granted Sep 5, 2006·87 cites·44 claims
- 0990US4797924AVehicle voice recognition method and apparatusNARTRON CORP·Filed 1985·Granted Jan 10, 1989·122 cites·4 claims
- 1087US9953645B2Voice recognition device and method of controlling sameSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Apr 24, 2018·20 cites·18 claims
- 1183US8089884B2Method and apparatus for early warning of congestion in Ad-Hoc wireless networksLIU YU-JIH·Filed 2008·Granted Jan 3, 2012·16 cites·42 claims
- 1282US7639609B2Controlled incremental multi-protocol label switching (MPLS) traffic engineeringOPNET TECHNOLOGIES INC·Filed 2007·Granted Dec 29, 2009·12 cites·31 claims
- 1378US5012518ALow-bit-rate speech coder using LPC data reduction processingITT·Filed 1990·Granted Apr 30, 1991·99 cites·4 claims
- 1476US7889641B2Path flow formulation for fast reroute bypass tunnels in MPLS networksOPNET TECHNOLOGIES INC·Filed 2007·Granted Feb 15, 2011·7 cites·25 claims
- 1573US4975956ALow-bit-rate speech coder using LPC data reduction processingITT·Filed 1989·Granted Dec 4, 1990·61 cites·14 claims
- 1672US6134514ALarge-scale network simulation method and apparatusITT MFG ENTERPRISES INC·Filed 1998·Granted Oct 17, 2000·100 cites·36 claims
- 1768US9865252B2Voice recognition apparatus and method for providing response informationSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Jan 9, 2018·4 cites·20 claims
- 1854USRE38269EEnhancement of speech coding in background noise for low-rate speech coderITT MFG ENTERPRISES INC·Filed 1999·Granted Oct 7, 2003·27 cites·24 claims
- 1938US2013110508A1Electronic device and control method thereofBAK EUN-SANG·Filed 2012·Application pending·0 cites
- 2037US2014122075A1Voice recognition apparatus and voice recognition method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2013·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yu-Jih Liu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →