Assignee
CABLE TELEVISION LAB INC
US70 patents
Top patents by PatentIndex Score
US5867764AFeb 2, 1999
Hybrid return gate system in a bidirectional cable network
CABLE TELEVISION LAB INC176 citations99
US5815794ASep 29, 1998
Undesirable energy suppression system in the return path of a bidirectional cable network having dynamically allocated time slots
CABLE TELEVISION LAB INC251 citations99
US5815488ASep 29, 1998
Multiple user access method using OFDM
CABLE TELEVISION LAB INC319 citations99
US5371548ADec 6, 1994
System for transmission of digital data using orthogonal frequency division multiplexing
CABLE TELEVISION LAB INC205 citations99
US7886327B2Feb 8, 2011
Media content sharing
CABLE TELEVISION LAB INC86 citations98
US5745836AApr 28, 1998
Undesirable energy suppression system in a contention based communication network
CABLE TELEVISION LAB INC119 citations98
US5892865AApr 6, 1999
Peak limiter for suppressing undesirable energy in a return path of a bidirectional cable network
CABLE TELEVISION LAB INC58 citations96
US5886749AMar 23, 1999
Demodulation using a time domain guard interval with an overlapped transform
CABLE TELEVISION LAB INC68 citations94
US9143234B2Sep 22, 2015
Optical communication systems and methods
CABLE TELEVISION LAB INC19 citations93
US7451472B2Nov 11, 2008
System and method to test network performance with impairments
CABLE TELEVISION LAB INC35 citations93
US5870513AFeb 9, 1999
Bidirectional cable network with a mixing tap for suppressing undesirable noise in signals from a remote end of the network
CABLE TELEVISION LAB INC48 citations93
US5754646AMay 19, 1998
Method for protecting publicly distributed software
CABLE TELEVISION LAB INC136 citations93
US9319257B2Apr 19, 2016
Multiple-input multiple-output (MIMO) communication system
CABLE TELEVISION LAB INC18 citations92
US7860743B2Dec 28, 2010
Method and system of distributing advertisements
CABLE TELEVISION LAB INC26 citations92
US7480385B2Jan 20, 2009
Hierarchical encryption key system for securing digital media
CABLE TELEVISION LAB INC61 citations92
US6654957B1Nov 25, 2003
Real time device polling for multiplexed transmission
CABLE TELEVISION LAB INC62 citations92
US5825242AOct 20, 1998
Modulator/demodulator using baseband filtering
CABLE TELEVISION LAB INC53 citations92
US9055337B2Jun 9, 2015
Personalizing services using presence detection
CABLE TELEVISION LAB INC22 citations91
US9054782B2Jun 9, 2015
Methods for canceling interfering wireless signals in cable customer premises equipment devices and outside plant
CABLE TELEVISION LAB INC59 citations90
US5381459AJan 10, 1995
System for distributing radio telephone signals over a cable television network
CABLE TELEVISION LAB INC400 citations90
US9009353B1Apr 14, 2015
Split network address translation
CABLE TELEVISION LAB INC17 citations89
US7398392B2Jul 8, 2008
Method for using communication channel round-trip response time for digital asset management
CABLE TELEVISION LAB INC27 citations87
US9287956B2Mar 15, 2016
Multiple-input multiple-output (MIMO) communication system
CABLE TELEVISION LAB INC11 citations84
US9231672B2Jan 5, 2016
Multiple-input multiple-output (MIMO) communication system
CABLE TELEVISION LAB INC7 citations84
US9225387B2Dec 29, 2015
Analysis of captured signals to measure nonlinear distortion
CABLE TELEVISION LAB INC8 citations84
US9209863B2Dec 8, 2015
Analysis of captured random data signals to measure linear and nonlinear distortions
CABLE TELEVISION LAB INC9 citations84
US9100339B1Aug 4, 2015
Network failure detection and prediction using signal measurements
CABLE TELEVISION LAB INC8 citations84
US9100840B2Aug 4, 2015
Efficient adaptable wireless network system with agile beamforming
CABLE TELEVISION LAB INC6 citations84
US9088313B2Jul 21, 2015
Multiple-input multiple-output (MIMO) communication system
CABLE TELEVISION LAB INC7 citations84
US9065523B2Jun 23, 2015
Multiple-input multiple-output (MIMO) communication system
CABLE TELEVISION LAB INC10 citations84
US8989747B2Mar 24, 2015
Target access point recommendation
CABLE TELEVISION LAB INC11 citations84
US7634659B2Dec 15, 2009
Roaming hardware paired encryption key generation
CABLE TELEVISION LAB INC11 citations83
US9203832B2Dec 1, 2015
DTCP certificate authentication over TLS protocol
CABLE TELEVISION LAB INC4 citations82
US9292951B2Mar 22, 2016
Service coverage identification using augmented reality
CABLE TELEVISION LAB INC6 citations80
US8806544B1Aug 12, 2014
Content synchronization
CABLE TELEVISION LAB INC8 citations79
US9357309B2May 31, 2016
Orientation based dynamic audio control
CABLE TELEVISION LAB INC7 citations77
US9160463B2Oct 13, 2015
Method for canceling interfering wireless signals in cable customer premises equipment devices
CABLE TELEVISION LAB INC10 citations77
US7539216B2May 26, 2009
Method and system of determining last hop device addresses
CABLE TELEVISION LAB INC16 citations76
US9251534B2Feb 2, 2016
Offer inclusion for over the top (OTT) content
CABLE TELEVISION LAB INC6 citations73
US9100631B2Aug 4, 2015
Dynamic picture quality control
CABLE TELEVISION LAB INC4 citations72
US9350720B2May 24, 2016
Delegating authorizations
CABLE TELEVISION LAB INC4 citations70
US9385811B2Jul 5, 2016
Optical communication systems and methods
CABLE TELEVISION LAB INC2 citations63
US9264924B2Feb 16, 2016
Signal noise estimation
CABLE TELEVISION LAB INC2 citations63
US9191150B2Nov 17, 2015
Transmission opportunity skipping for burst noise protection
CABLE TELEVISION LAB INC2 citations63
US8989205B2Mar 24, 2015
Method and system operable to facilitate signal transport over a network
CABLE TELEVISION LAB INC2 citations63
US8351465B2Jan 8, 2013
System and method of decoupling media access control (MAC) and physical (PHY) operating layers
CABLE TELEVISION LAB INC1 citations63
US7818260B2Oct 19, 2010
System and method of managing digital rights
CABLE TELEVISION LAB INC2 citations63
US9311651B2Apr 12, 2016
Identity-Media Measurement Model (IMMM)
CABLE TELEVISION LAB INC6 citations62
US7716325B2May 11, 2010
Method and system of determining possible change in location of network element
CABLE TELEVISION LAB INC2 citations62
US9003457B2Apr 7, 2015
Media engagement factors
CABLE TELEVISION LAB INC5 citations61
Showing the top 50 of 70 patents by PatentIndex Score.