TUT SYSTEMS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 9219
 
 
 
H03K PULSE TECHNIQUE 3118
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 3204
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2385
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1141
 
 
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 1104
 
 
 
H04B TRANSMISSION 1191
 
 
 
H04J MULTIPLEX COMMUNICATION 1121
 
 
 
H04M TELEPHONIC COMMUNICATION 1143

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0027,082 Parallel Rate Control for Digital Video Encoder with Multi-Processor Architecture and Picture-Based Look-Ahead WindowOct 05, 11Feb 02, 12[H04N]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,054,880 Parallel rate control for digital video encoder with multi-processor architecture and picture-based look-ahead windowNov 07, 05Nov 08, 11[H04N]
7,477,692 Video encoding for seamless splicing between encoded video streamsDec 13, 06Jan 13, 09[H04N]
7,145,912 Demultiplexing a statistically multiplexed MPEG transport stream into CBR single program transport streamsMar 23, 00Dec 05, 06[H04L]
7,113,486 Method and apparatus for measuring quality of service parameters of networks delivering real time MPEG videoMay 01, 03Sep 26, 06[G01R]
6,879,644 Method and apparatus for automatically determining a peak voltage level for a data signal propagated on a carrier mediumSep 15, 98Apr 12, 05[H04L]
6,879,645 Method and apparatus for dynamically varying the noise sensitivity of a receiverSep 15, 98Apr 12, 05[H04L]
6,771,774 Filter arrangement for shaping a pulse propagated over pots wiring, and a method of manufacturing the sameDec 02, 99Aug 03, 04[H04M]
6,744,833 Data resynchronization between modules sharing a common clockJul 20, 99Jun 01, 04[H04L, G06F]
6,735,217 Method and apparatus for detecting collisions on a network using multi-cycle waveform pulsesSep 15, 98May 11, 04[H04L]
6,553,062 Apparatus and method for selecting communication speeds on data signal lineAug 26, 98Apr 22, 03[H04L, H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6,680,916 Method for using a balanced tree as a base for a routing tableExpiredJan 18, 02Jan 20, 04[H04L]
6,678,321 Method and apparatus for transmitting and receiving a symbol over pots wiring using a multi-cycle waveformExpiredSep 15, 98Jan 13, 04[H03K]
6,557,105 Apparatus and method for cryptographic-based license managementExpiredApr 14, 99Apr 29, 03[G06F]
6,496,858 Remote reconfiguration of a secure network interfaceExpiredNov 05, 99Dec 17, 02[G06F]
2002/0118,644 Method and system to implement policy-based network traffic managementABANAug 31, 01Aug 29, 02[H04L]
2002/0120,720 Method and system to pre-compile configuration information for a data communications deviceABANAug 31, 01Aug 29, 02[G06F]
2002/0105,967 Customer premises equipment use in multimedia broadband telecommunicationABANJan 22, 01Aug 08, 02[H04J, H04L]
2002/0097,717 Microkernel architecture-based forwarderABANNov 01, 01Jul 25, 02[H04L]
2002/0097,739 Local switch for a broadband multimedia telecommunications systemABANJan 22, 01Jul 25, 02[H04J]
2002/0097,742 Methods and apparatus for multimedia broadband telecommunicationABANJan 22, 01Jul 25, 02[H04L, H04J]
6,041,043 SONET path/ATM physical layer transmit/receive processorExpiredOct 25, 96Mar 21, 00[H04L]
5,963,539 Method and apparatus for detecting collisions on a networkExpiredSep 08, 97Oct 05, 99[H04L, H03K]
5,963,595 Method and apparatus for encoding and decoding a bit sequence for transmission over POTS wiringExpiredSep 08, 97Oct 05, 99[H03K]
5,930,312 Apparatus and method for selecting different communication speeds on a data signal lineExpiredApr 24, 97Jul 27, 99[H04L]
5,923,653 SONET/SDH receiver processorExpiredDec 20, 95Jul 13, 99[H04J]
5,923,681 Parallel synchronous header correction machine for ATMExpiredFeb 24, 98Jul 13, 99[G01R, H04L, H03M]
5,812,597 Circuit for preventing base line wander of digital signals in a network receiverExpiredJan 30, 96Sep 22, 98[H04L]
5,587,692 Common mode current cancellation in twisted pairsExpiredNov 28, 94Dec 24, 96[H04B]
5,523,756 Analog-to-digital converter with offset reduction loopExpiredJan 18, 94Jun 04, 96[H03M]
5,467,061 Flat cable to flat parallel wire cableExpiredOct 11, 94Nov 14, 95[H03H]

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