Inventor · disambiguated record
Louis Litwin
Also filed as: LITWIN JR LOUIS ROBERT · LITWIN LOUIS R · LITWIN LOUIS ROBERT
42 granted patents·27 pending applications·979 citations·filing 1999–2013
98Inventor score
Files withTHOMSON LICENSING20THOMSON LICENSING SA15LITWIN LOUIS ROBERT8LITWIN LOUIS R4KEEL ALTON SHELBORNE3
Top patents by PatentIndex Score
69 records- 0196US6577231B2Clock synchronization over a powerline modem network for multiple devicesTHOMSON LICENSING SA·Filed 2001·Granted Jun 10, 2003·114 cites·12 claims
- 0295US8184523B2Method and system for compensation of a carrier frequency offset in an OFDM receiverBELOTSERKOVSKY MAXIM BORISOVICH·Filed 2001·Granted May 22, 2012·95 cites·18 claims
- 0393US6771591B1Method and system for processing orthogonal frequency division multiplexed signalsTHOMSON LICENSING SA·Filed 2000·Granted Aug 3, 2004·100 cites·17 claims
- 0493US6650617B1Reduced complexity FFT window synchronization for an orthogonal frequency division multiplexing systemTHOMSON LICENSING SA·Filed 2000·Granted Nov 18, 2003·100 cites·22 claims
- 0590US7073083B2Method and system for providing emergency shutdown of a malfunctioning deviceTHOMAS LICENSING·Filed 2001·Granted Jul 4, 2006·67 cites·25 claims
- 0688US6711221B1Sampling offset correction in an orthogonal frequency division multiplexing systemTHOMSON LICENSING SA·Filed 2000·Granted Mar 23, 2004·61 cites·21 claims
- 0788US6704374B1Local oscillator frequency correction in an orthogonal frequency division multiplexing systemTHOMSON LICENSING SA·Filed 2000·Granted Mar 9, 2004·60 cites·18 claims
- 0887US6834091B2Time synchronization for data over a powerline modem networkTHOMSON LICENSING SA·Filed 2001·Granted Dec 21, 2004·49 cites·8 claims
- 0985US6944244B2Mechanism for OFDM equalizer tap initialization using an adaptive algorithmTHOMSON LICENSING SA·Filed 2001·Granted Sep 13, 2005·45 cites·16 claims
- 1080US7139554B2User-selectable status indication for cellular communications devicesTHOMSON LICENSING·Filed 2002·Granted Nov 21, 2006·26 cites·30 claims
- 1177US7020826B2Intra-decoder component block messagingTHOMSON LICENSING·Filed 2002·Granted Mar 28, 2006·25 cites·20 claims
- 1276US6628735B1Correction of a sampling frequency offset in an orthogonal frequency division multiplexing systemTHOMSON LICENSING SA·Filed 1999·Granted Sep 30, 2003·92 cites·18 claims
- 1374US6704584B2Mechanism for a wireless device to relinquish its network master status based on its power reserveTHOMSON LICENSING SA·Filed 2002·Granted Mar 9, 2004·18 cites·15 claims
- 1467US7139966B2Diversity scheme for error control coding in a system with prioritized dataTHOMSON LICENSING·Filed 2003·Granted Nov 21, 2006·10 cites·15 claims
- 1566US7054940B2Adaptive cost of service for communication network based on level of network congestionTHOMSON LICENSING·Filed 2002·Granted May 30, 2006·10 cites·43 claims
- 1666US6920600B2Dual chien search blocks in an error-correcting decoderTHOMSON LICENSING SA·Filed 2002·Granted Jul 19, 2005·15 cites·16 claims
- 1766US6754194B2Method and apparatus for indicating the presence of a wireless local area network by detecting signature sequencesTHOMSON LICENSING SA·Filed 2002·Granted Jun 22, 2004·10 cites·21 claims
- 1865US7684472B2Method and apparatus for frequency-robust detection of a wideband code division multiple access secondary synchronization channelTHOMSON LICENSING·Filed 2003·Granted Mar 23, 2010·9 cites·20 claims
- 1964US7389463B2Hierarchical block coding for a packet-based communications systemTHOMSON LICENSING·Filed 2002·Granted Jun 17, 2008·12 cites·34 claims
- 2062US7162634B2Method for providing security on a powerline-modem networkTHOMSON LICENSING·Filed 2001·Granted Jan 9, 2007·7 cites·14 claims
- 2162US6703923B2Apparatus for providing security on a powerline-modem networkTHOMSON LICENSING SA·Filed 2001·Granted Mar 9, 2004·7 cites·5 claims
- 2261US6980651B2Method for using an access card to create a secure sub-network on a public networkTHOMSON LICENSING·Filed 2001·Granted Dec 27, 2005·10 cites·11 claims
- 2361US6959055B2Multi-stage automatic gain control for spread-spectrum receiversTHOMSON LICENSING·Filed 2002·Granted Oct 25, 2005·8 cites·29 claims
- 2460US8019317B2Simultaneous nationwide update of database information on mobile communications devicesTHOMSON LICENSING·Filed 2002·Granted Sep 13, 2011·5 cites·24 claims
- 2560US7903722B2Hardware-efficient searcher architecture for code division multiple access (CDMA) cellular receiversTHOMSON LICENSING·Filed 2005·Granted Mar 8, 2011·2 cites·12 claims
- 2658US7468962B2Method and apparatus for antenna selection using channel response information in a multi-carrier systemTHOMSON LICENSING SA·Filed 2002·Granted Dec 23, 2008·5 cites·20 claims
- 2758US2003236695A1Method for media popularity determination by a media playback deviceFiled 2002·Application pending·0 cites
- 2857US7697410B2Centralized buffer architecture for an orthogonal frequency division multiplexing (OFDM) receiverTHOMSON LICENSING·Filed 2002·Granted Apr 13, 2010·4 cites·18 claims
- 2956US7227835B2Method and apparatus for adjacent channel interference reduction in an orthogonal frequency division multiplexing (OFDM) receiverTHOMSON LICENSING·Filed 2002·Granted Jun 5, 2007·3 cites·20 claims
- 3054US8306391B2Method for resuming content reproduction across devicesVISWAMBHARAN MANOJ·Filed 2006·Granted Nov 6, 2012·1 cites·24 claims
- 3153US7725443B2Discussion association for e-mailTHOMSON LICENSING·Filed 2004·Granted May 25, 2010·2 cites·15 claims
- 3253US6901252B2Appending database update information to voice calls from mobile devices to minimize call setup/teardown overheadTHOMSON LICENSING SA·Filed 2001·Granted May 31, 2005·2 cites·16 claims
- 3353US6795486B2Variable-length correlator for spread-spectrum communicationsTHOMSON LICENSING SA·Filed 2002·Granted Sep 21, 2004·2 cites·18 claims
- 3451USRE44597ESimultaneous nationwide update of database information on mobile communications devicesTHOMSON LICENSING·Filed 2013·Granted Nov 12, 2013·0 cites·25 claims
- 3551US7463618B2Frame synchronization in a universal mobile telephone system receiverTHOMSON LICENSING·Filed 2003·Granted Dec 9, 2008·1 cites·9 claims
- 3651US2007135217A1Transportable character-centric gaming for wireless lan hotspotsLITWIN LOUIS R·Filed 2004·Application pending·0 cites
- 3750US7227886B2Synchronization strategy and architecture for spread-spectrum receiversTHOMSON LICENSING·Filed 2002·Granted Jun 5, 2007·2 cites·17 claims
- 3847US2004136515A1Off-hold alert for telecommunications devicesFiled 2003·Application pending·0 cites
- 3946US2003097411A1Method and apparatus for providing caller ID information with voicemail services supplied by the phone companyFiled 2001·Application pending·0 cites
- 4046US2003134624A1Remote access of call information and messages using wireless device connected to wireless networkFiled 2002·Application pending·0 cites
- 4146US2003134628A1On a mobile deviceFiled 2002·Application pending·0 cites
- 4245US7760616B2Extracting the phase of an OFDM signal sampleTHOMSON LICENSING·Filed 2002·Granted Jul 20, 2010·0 cites·10 claims
- 4345US7639732B2Intelligent code tracking for spread spectrum systemsTHOMSON LICENSING·Filed 2003·Granted Dec 29, 2009·0 cites·19 claims
- 4445US2003097407A1Sending voicemail messages to multiple usersFiled 2001·Application pending·0 cites
- 4545US2007133665A1Network aware mobile devices and operationsLITWIN LOUIS R·Filed 2003·Application pending·0 cites
- 4645US2006234725A1Celluar based location of wireless local area networksLITWIN LOUIS R·Filed 2003·Application pending·0 cites
- 4745US2004155961A1Apparatus and method for controlling display of video camera signals received over a powerline networkFiled 2003·Application pending·0 cites
- 4845US2004155757A1Apparatus and method for monitoring security camera operation over a powerline networkFiled 2003·Application pending·0 cites
- 4944US2009310030A1Using a Global Positioning System for Transmitter Identification in Mobile TelevisionTHOMSON LICENSING·Filed 2005·Application pending·0 cites
- 5044US2004176073A1Notification of a cellular user's connection to the cellular networkFiled 2003·Application pending·0 cites
Showing the top 50 of 69 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Louis Litwin 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 →