AT&T INTELLECTUAL PROPERTY II, L.P.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 40298
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 37531
 
 
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 2246
 
 
 
H04M TELEPHONIC COMMUNICATION 20228
 
 
 
H04J MULTIPLEX COMMUNICATION 12033
 
 
 
H04B TRANSMISSION 9184
 
 
 
H04W WIRELESS COMMUNICATION NETWORKS 7036
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 59105
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 3493
 
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 33116

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0104,058 METHOD AND APPARATUS FOR SUPPRESSING DUPLICATE ALARMSDec 20, 13Apr 17, 14[G08B]
2014/0098,863 VIDEO CODER PROVIDING IMPLICIT COEFFICIENT PREDICTION AND SCAN ADAPTATION FOR IMAGE CODING AND INTRA CODING OF VIDEODec 10, 13Apr 10, 14[H04N]
2014/0088,957 METHOD AND APPARATUS FOR PERFORMING PACKET LOSS OR FRAME ERASURE CONCEALMENTNov 26, 13Mar 27, 14[G10L]
2014/0089,517 METHOD FOR CREATING AND PROVIDING LAYERED SYNDICATED DATA FOR MULTIMEDIA CONTENT TO USERSOct 22, 13Mar 27, 14[H04L]
2014/0079,197 System and Method for Processing Speech FilesNov 26, 13Mar 20, 14[H04M]
2014/0074,476 Method and System for Building a Phonotactic Model for Domain Independent Speech RecognitionNov 15, 13Mar 13, 14[G10L]
2014/0074,477 System and Method of Spoken Language Understanding in Human Computer DialogsNov 15, 13Mar 13, 14[G06F, G10L]
2014/0056,181 METHOD AND APPARATUS FOR ENABLING GLOBAL TELEPHONY CAPABILITIES IN COMMUNICATION NETWORKSNov 04, 13Feb 27, 14[H04M]
2014/0056,297 METHOD AND APPARATUS FOR PROVIDING A RELIABLE VOICE EXTENSIBLE MARKUP LANGUAGE SERVICENov 04, 13Feb 27, 14[H04L]
2014/0050,207 COMBINED SIMULCASTING AND DEDICATED SERVICES IN A WIRELESS COMMUNICATION SYSTEMOct 28, 13Feb 20, 14[H04L, H04W]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,699,376 Method and system for de-synchronizing link state message refreshesDec 21, 07Apr 15, 14[H04L]
8,699,510 ‘Shield’: protecting high priority channel access attempts in overlapped wireless cellsDec 06, 11Apr 15, 14[H04L]
8,699,516 Method and apparatus for S.I.P./H.323 interworkingApr 08, 11Apr 15, 14[H04J]
8,699,681 Method and apparatus for monitoring blocked calls in a communication networkDec 26, 09Apr 15, 14[H04M]
8,699,881 Method and apparatus for providing passive optical networks with extended reach and/or splitNov 28, 06Apr 15, 14[H04J]
8,700,390 Operating method for voice activity detection/silence suppression systemOct 07, 13Apr 15, 14[G10L]
8,700,404 System and method for using semantic and syntactic graphs for utterance classificationAug 27, 05Apr 15, 14[G10L]
8,700,786 Systems and methods for termination of session initiation protocolAug 06, 12Apr 15, 14[G06F]
8,693,318 Shared bandwidth reservation in PL, ATM, FR and IP/MPLS networksSep 14, 12Apr 08, 14[G01R]
8,693,665 Method and apparatus for dynamically terminating calls over distinct access linksSep 28, 05Apr 08, 14[H04M, H04L]
8,694,324 System and method of providing an automated data-collection in spoken dialog systemsMay 21, 12Apr 08, 14[G06F, G10L]
8,694,785 Broadband certified mailAug 04, 10Apr 08, 14[H04M, H04L, G06F]
8,694,876 Method and apparatus for data transmission using multiple transmit antennasFeb 25, 13Apr 08, 14[H03M]
RE44827 Training-based channel estimation for multiple-antennasMar 18, 13Apr 08, 14[H04L, H04B]
8,687,502 Method and apparatus for enabling auto-ticketing for endpoint devicesDec 06, 11Apr 01, 14[G06F]
8,687,642 Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigationNov 21, 11Apr 01, 14[H04L]
8,688,128 Method and system for providing toll-free telematic and mobile services applicationsDec 23, 05Apr 01, 14[H04W]
8,688,444 System and method for mobile automatic speech recognitionOct 22, 12Apr 01, 14[G10L]
8,688,456 System and method of providing a spoken dialog interface to a websiteMay 10, 13Apr 01, 14[G10L]
8,688,659 Method for indexed-field based difference detection and correctionJun 17, 13Apr 01, 14[G06F]
8,689,193 Method and apparatus for protecting a software application against a virusNov 01, 06Apr 01, 14[G06F]
8,681,633 Method and apparatus for managing calls in a packet networkApr 05, 05Mar 25, 14[G01R]
8,682,171 Optical/radio local access networkJun 16, 09Mar 25, 14[H04B]
8,682,665 Concise dynamic grammars using N-best selectionApr 28, 11Mar 25, 14[G10L]
8,682,711 Method and apparatus for analyzing proposed service features in a communication networkJun 29, 12Mar 25, 14[H04M, H04L, G06Q]
8,683,437 System and method for the automatic validation of dialog run time systemsApr 16, 04Mar 25, 14[G06F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
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]
2010/0097,234 Local Area Warning of Optical Fiber IntrusionDec 18, 09Apr 22, 10[G08B]
2010/0081,423 Devices and Methods for Utilizing Multiple Accounts Through A Single Mobile DeviceSep 30, 08Apr 01, 10[H04M, H04W, H04B]
7,623,462 Algorithm for network route selectionJun 12, 07Nov 24, 09[H04L, G06F]
7,623,475 Real-time multimedia conferencing over an ATM network using an intelligent ATM cable modem and hybrid fiber-coax accessFeb 13, 06Nov 24, 09[H04L]
7,606,712 Speech recognition interface for voice actuation of legacy systemsJun 28, 01Oct 20, 09[G10L]
2008/0155,645 Network-implemented method using client's geographic location to determine protection suiteDec 22, 06Jun 26, 08[G06F]
7,376,142 Integrated services director (ISD) overall architectureDec 23, 03May 20, 08[H04L]
7,362,712 SONET network outage impact measurementDec 29, 03Apr 22, 08[H04L]
2006/0190,998 Determining firewall rules for reverse firewallsNov 30, 05Aug 24, 06[G06F]
2006/0119,060 Transportable containersDec 23, 05Jun 08, 06[B62B]
6,870,841 Controlled transmission across packet networkSep 18, 00Mar 22, 05[H04L]
6,870,882 Finite-length equalization over multi-input multi-output channelsSep 28, 00Mar 22, 05[H03H, H03K]
6,839,768 Startup management system and method for rate-based flow and congestion control within a networkDec 22, 00Jan 04, 05[G06F]
2004/0246,897 Startup management system and method for networksJul 07, 04Dec 09, 04[H04L]
6,742,135 Fault-tolerant match-and-set locking mechanism for multiprocessor systemsNov 07, 00May 25, 04[G06F]
6,700,937 Iterative decodingApr 13, 00Mar 02, 04[H04L]
2002/0112,186 Authentication and authorization for access to remote production devicesSep 12, 01Aug 15, 02[H04L]

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