AT&T INTELLECTUAL PROPERTY II, L.P.

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 481116
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 46334
 
 
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 2756
 
 
 
H04M TELEPHONIC COMMUNICATION 25728
 
 
 
H04J MULTIPLEX COMMUNICATION 13732
 
 
 
H04B TRANSMISSION 11188
 
 
 
H04W WIRELESS COMMUNICATION NETWORKS 10456
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 94110
 
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 40124
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 38102

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0226,588 'SHIELD': PROTECTING HIGH PRIORITY CHANNEL ACCESS ATTEMPTS IN OVERLAPPED WIRELESS CELLSApr 14, 14Aug 14, 14[H04W]
2014/0226,618 SIMULCASTING MIMO COMMUNICATION SYSTEMApr 21, 14Aug 14, 14[H04B]
2014/0226,654 Method And Apparatus For S.I.P./H.323 InterworkingApr 15, 14Aug 14, 14[H04L]
2014/0226,750 CHANNEL ESTIMATION FOR WIRELESS SYSTEMS WITHOUT MATRIX INVERSIONApr 22, 14Aug 14, 14[H04L]
2014/0226,976 OPTICAL/RADIO LOCAL ACCESS NETWORKFeb 25, 14Aug 14, 14[H04B]
2014/0229,179 SYSTEM AND METHOD FOR USING SEMANTIC AND SYNTACTIC GRAPHS FOR UTTERANCE CLASSIFICATIONApr 15, 14Aug 14, 14[G10L]
2014/0219,322 INTERFERENCE SUPPRESSING OFDM SYSTEM FOR WIRELESS COMMUNICATIONSApr 08, 14Aug 07, 14[H04L, H04B]
2014/0222,426 System and Method of Providing an Automated Data-Collection in Spoken Dialog SystemsApr 07, 14Aug 07, 14[G10L]
2014/0223,559 Systems, methods, and devices for defending a networkApr 11, 14Aug 07, 14[H04L]
2014/0213,224 MESSAGING TRANSLATION SERVICESApr 02, 14Jul 31, 14[H04M, H04W]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,811,165 Voice-data integrated multiaccess by self-reservation and stabilized aloha contentionDec 27, 09Aug 19, 14[H04L, H04J]
8,811,185 Traffic matrix computation for a backbone network supporting virtual private networksAug 24, 12Aug 19, 14[H04L, G06F]
8,811,384 Voice-over-IP hybrid digital loop carrierJul 30, 12Aug 19, 14[H04M, H04L]
8,811,780 Method, apparatus and system for minimally intrusive fiber identificationJun 06, 11Aug 19, 14[G02B]
8,811,889 Method and apparatus for providing broadband signals to a portable user deviceApr 02, 12Aug 19, 14[H04H, H04M, H04W, G06F, H04B]
8,812,587 System and method for content validationDec 21, 11Aug 19, 14[G06F]
8,813,213 Reverse firewall with self-provisioningMay 24, 13Aug 19, 14[H04L, H04W]
8,804,539 Method and apparatus for detecting service disruptions in a packet networkSep 13, 12Aug 12, 14[H04L, H04J]
8,804,565 Multicast-based inference of temporal loss characteristics in packet data networksJun 27, 12Aug 12, 14[H04J]
8,804,694 Method and apparatus for invoking multimodal interaction in a VOIP callJun 08, 06Aug 12, 14[H04M, H04L]
8,804,696 Integrated gatewayNov 07, 06Aug 12, 14[H04L, H04W]
8,804,703 Method and apparatus for providing shared servicesSep 13, 12Aug 12, 14[H04L, G06Q, G06F]
8,804,773 Method and apparatus for managing voice call quality over packet networksJun 06, 11Aug 12, 14[H04L, H04J]
8,804,797 Interference control in a broadband powerline communication systemMay 10, 13Aug 12, 14[H04L, H04B]
8,804,818 Method of content adaptive video encodingJul 16, 13Aug 12, 14[H04N]
8,804,913 Call tracking using voice quality measurement probeDec 26, 09Aug 12, 14[H04M]
8,805,668 On-demand language translation for television programsOct 04, 10Aug 12, 14[G06F]
8,806,439 System and method for program stack securityApr 30, 07Aug 12, 14[G06F]
8,797,883 Method and apparatus for detecting and reporting timeout eventsNov 21, 11Aug 05, 14[H04L]
8,798,041 Method and apparatus for time stretching to hide data packet pre-buffering delaysJul 09, 13Aug 05, 14[H04L, G10L]
8,798,258 Method and apparatus for providing telecommuting virtual numbers for remote workersSep 30, 05Aug 05, 14[H04M]
8,798,990 Methods and systems for natural language understanding using human knowledge and collected dataApr 30, 13Aug 05, 14[G06F, G10L]
8,799,377 Method and apparatus for mobile presence aggregationDec 14, 10Aug 05, 14[G06F]
8,799,976 Method and apparatus for providing a web session with a commercial advertiserSep 30, 05Aug 05, 14[H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2012/0294,117 Location System And Communication SystemJul 31, 12Nov 22, 12[G01S]
8,265,186 Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codesSep 29, 09Sep 11, 12[H04B]
8,085,854 System, method and computer-readable medium for encoding a signal into macroblocksMay 07, 10Dec 27, 11[H04N]
2010/0312,682 Consumption Investment SystemJul 29, 10Dec 09, 10[G06Q]
7,756,024 Method and apparatus for dynamically providing different call service levelsApr 22, 05Jul 13, 10[H04L]
7,756,072 System and method for passively monitoring customer control messages in a multicast VPNDec 30, 05Jul 13, 10[H04L]
7,756,121 System and method for processing a plurality of requests for a plurality of multi-media servicesApr 28, 08Jul 13, 10[H04L]
7,756,253 Methods and systems for providing foreign call back number compatibility for VoIP E9-1-1 callsSep 08, 05Jul 13, 10[H04M]
7,751,325 Method and apparatus for sketch-based detection of changes in network trafficJun 14, 04Jul 06, 10[G01R]
7,746,808 Algorithms and estimators for summarization of unaggregated data streamsJun 10, 08Jun 29, 10[H04L]
7,742,395 Control of optical connections in an optical networkSep 28, 05Jun 22, 10[G01R]
7,742,918 Active learning for spoken language understandingJul 05, 07Jun 22, 10[G10L]
7,738,373 Method and apparatus for rapid location of anomalies in IP traffic logsMar 18, 05Jun 15, 10[H04L]
7,738,378 RSVP/SBM based side-stream session setup, modification, and teardown for QoS-driven wireless LANsApr 28, 05Jun 15, 10[G01R]
7,738,445 Combined H.450.2 and SIP call transferSep 28, 05Jun 15, 10[H04L]
7,738,446 Method and apparatus for determining usage of digital signal processing resourcesNov 30, 05Jun 15, 10[H04L]
7,738,640 Methods for reconciling discrepancies in circuit information among various telecommunication network management systemsDec 28, 05Jun 15, 10[H04M]
7,739,228 Method of generating a services repository using a target services roadmapDec 20, 05Jun 15, 10[G06F]
7,729,245 Method and system of monitoring the receipt of multicast trafficJan 04, 07Jun 01, 10[H04L]
7,729,352 System and method for handling flows in a networkAug 29, 05Jun 01, 10[H04L]

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