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At x26 t Corp
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At & t Corp patents

Recent patent applications related to At & t Corp. At & t Corp is listed as an Agent/Assignee. Note: At & t Corp may have other listings under different names/spellings. We're not affiliated with At & t Corp, we're just tracking patents.

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | At & t Corp-related inventors

Date At & t Corp patents (updated weekly) - BOOKMARK this page
01/10/13Method and providing access of network based radio frequency identification information
08/11/11Operating voice activity detection/silence suppression system
02/03/11Transient control solution for optical networks
08/05/10System and tracking individuals on a data network using communities of interest
09/19/13Method and data transmission using multiple transmit antennas
08/29/13Integration of home entertainment devices with a software client for telephony
08/29/13Method and staggering internet protocol teleconferencing calls
08/15/13Method of providing voice over ip at predefined qos levels
07/25/13Method and internet protocol television media content sharing
06/20/13Method and providing an audible calling party identification for a call waiting service
05/16/13Network security device and method
05/02/13Interference suppressing ofdm system for wireless communications
04/25/13Method and determining a direct measure of quality in a packet-switched network
04/18/13Method and re-routing calls in a packet network during failures
04/18/13Method and enabling phone number dialing using email addresses
04/18/13Method and sending alerts to internet protocol phones
04/18/13Method and system for reduction of peak-to-average power ratio of transmission signals comprising overlapping waveforms
04/18/13Ofdm communication system and method having a reduced peak-to-average power ratio
04/18/13Method and ubiquitous access to dialing plans for enterprise networks
04/18/13Systems and methods for monitoring voice service feature failures in a telecommunication network
04/11/13Method and providing converged services
04/11/13Session initiation protocol (sip) message incorporating a multi-purpose internet mail extension (mime) media type for describing the content and format of information included in the sip message
04/04/13System and semi-supervised learning for spoken language understanding using semantic role labeling
01/31/13Method and providing signature based predictive maintenance in communication networks
01/10/13Method and scalable virtual private network multicasting
01/10/13Method for providing local and toll services with lnp, and toll-free services to a calling party which originates the call from an ip location connected to a sip-enabled ip network
01/10/13Voice data integrated multiaccess by self-reservation and contention algorithm
01/10/13Method and providing access and egress uniform resource identifiers for routing
01/10/13Method and re-originating calls
01/10/13High-capacity packet-switched ring network
01/10/13Method and system for providing communication control functionality at a remotely located site using a distributed feature architecture
01/10/13Method and self-learning of call routing information
01/10/13Methods for identifying and recovering non-revenue generating network circuits established outside of the united states
01/10/13Method and using tag topology
01/10/13Method for content-aware redirection and content renaming
01/10/13Database application security
01/03/13Method and providing high security video session
01/03/13Method and detecting service disruptions in a packet network
01/03/13Method and enabling communications assistance for law enforcement act services
01/03/13Method and retrieving all voicemail messages at the same time
01/03/13Method and providing shared services
01/03/13Method and providing virtual closed circuit television
12/27/12Method and evaluating component costs in a communication network
12/27/12Method and layering software agents in a distributed computing system
12/27/12Method for secure remote backup
12/20/12Method and providing end-to-end call completion status
12/20/12Method and managing packet congestion
12/20/12System and providing multi-media services to communication devices over a communications network
12/13/12Method and suppressing duplicate alarms
12/13/12Optical ring network architecture
12/13/12Method and enabling multiple optical line termination devices to share a feeder fiber
12/06/12Method and code division switching
12/06/12Method and providing transaction data in a packet network
11/29/12Method and providing disaster recovery using network peering arrangements
11/29/12Router having dual propagation paths for packets
11/22/12Location system and communication system
11/22/12Systems and methods for determining the n-best strings
11/22/12Systems and methods for termination of session initiation protocol
11/08/12Method and enabling multiple passive optical networks to share one or more sources
11/08/12Method and random access of voice mail messages
10/18/12Method and analyzing proposed service features in a communication network
09/13/12Method and providing voice control for accessing teleconference services
09/13/12Performance testing of echo cancellers using a white noise test signal
09/13/12Method and performing packet loss or frame erasure concealment
08/30/12System and testing automated provisioning and maintenance of operations support systems
Patent Packs
08/30/12Customized caller id based upon called party number
08/23/12Method and voip roaming
02/09/12System and event driven publish-subscribe communications
01/12/12Method of using link adaptation and power control for streaming services in wireless networks
08/04/11Method and system for execution monitor-based trusted computing
07/21/11Method for defining animation parameters for an animation definition interface
07/21/11System and providing a natural language interface to a database
07/14/11Point-to-multipoint connections for data delivery
07/14/11System and building emotional machines
07/14/11System and lattice-based search for spoken utterance retrieval
03/03/11Method for increasing accuracy of measurement of mean polarization mode dispersion
02/24/11Meta-data indexing for xpath location steps
02/10/11Secure open-air communication system utilizing multi-channel decoyed transmission
01/06/11Method for packet-switching interface for code division switching in a terrestrial wireless system
12/09/10Method of detecting potential phishing by analyzing universal resource locators
Patent Packs
10/14/10Network aware forward caching
09/23/10Providing called number characteristics to click-to-dial customers
09/09/10Method and system of monitoring the receipt of multicast traffic
08/26/10Systems and methods for capacity planning using classified traffic
08/19/10System and compressing internet protocol rounting tables
08/05/10System and improving cellular telephone user experience
07/01/10System and indexing voice mail messages by speaker
07/01/10Text-to-scene conversion
06/24/10Method and system for classifying image elements
06/24/10System and inferring wireless trajectories in a cellular telephone network
06/24/10Systems and methods for determining the location of a request on a content delivery network
06/24/10System and obtaining content from a content delivery network
06/17/10System and testing user connections in an internet protocol television system
06/17/10Interworking oam between ethernet and atm/frame relay networks
06/17/10System and adapting mobile applications
06/17/10System and anycast transport optimization
06/10/10System and assigning requests in a content distribution network
06/10/10System and content validation
06/10/10Redirection of multimedia content between receiver devices associated with a user
06/10/10Flexible application classification
06/10/10System and analyzing data traffic
06/10/10System and verifying deployment of an internet protocol television video on demand asset
06/03/10Method for increasing accuracy of measurement of mean polarization mode dispersion
06/03/10System and method to guide active participation in peer-to-peer systems with passive monitoring environment
06/03/10Microprocessors with improved power efficiency
05/27/10Method and system for content distribution network performance and quality measurement
05/20/10Systems and methods for directing content requests to servers
05/20/10Interdomain network aware peer-to-peer protocol
05/20/10System and bridging communication services between virtual worlds and the real world
05/13/10System and selectively caching hot content in a content delivery system
Social Network Patent Pack
05/13/10Hybrid unicast/anycast content distribution network system
05/06/10Worklist integration of logical and physical tasks
04/29/10Voice activity detection and silence suppression in a packet network
04/29/10Synthetic audiovisual description scheme, mpeg-7
04/22/10Method and increasing survivability in ip networks
04/22/10Method and automatically building conversational systems
04/22/10Method and voice mail notes
04/22/10Effective deployment of temporal noise shaping (tns) filters
04/22/10System and improved use of voice activity detection
04/22/10Multitask learning for spoken language understanding
Patent Packs
04/22/10System and automatic verification of the understandability of speech
04/22/10System and testing a tts voice
04/22/10Systems and methods for generating markup-language based expressions from multi-modal and unimodal inputs
04/22/10System and delivery of video-on-demand
04/15/10System and latency reduction for automatic speech recognition using partial multi-pass results
04/15/10System and developing a tts voice
04/15/10Forecasting outcomes based on analysis of text strings
04/15/10Microbilling using a trust management system
04/08/10Automatic learning for mapping spoken/text descriptions of products onto available products
04/01/10Optical swapping of digitally-encoded optical labels
03/25/10System and designing a network
03/25/10System for low-latency animation of talking heads
03/25/10Coarticulation audio-visual text-to-speech synthesis
03/25/10System and measured multilingual collaborative network interaction
03/18/10Method and apparatus to prioritize video information during coding and decoding
03/18/10Time-multiplexed, two tier wireless device and method therefor
03/04/10System and filtering noise
03/04/10System, method and computer-readable medium for providing pattern matching
03/04/10Targeted caching to reduce bandwidth consumption
03/04/10System and detecting closed captioning and creating a closed captioning electronic programming guide
03/04/10Systems and methods for distributing video on demand
02/25/10Recognizing the numeric language in natural spoken dialogue
02/25/10System and configuring voice synthesis
02/18/10Performance testing of echo cancellers using a white noise test signal
02/18/10Method for building a natural language understanding model for a spoken dialog system
02/18/10System for bandwidth extension of narrow-band speech
02/18/10System and customizing animated entities for use in a multimedia communication application
02/11/10Multimedia channel sharing across access network boundaries
02/11/10Multimedia channel sharing
02/04/10Recommender system utilizing collaborative filtering combining explicit and implicit feedback with both neighborhood and latent factor models
Patent Packs
01/28/10Proactive surge protection
01/28/10Systems and methods for proactive surge protection
01/28/10Actuator for implementing rate-based packet sending over packet switching networks
01/28/10Ip multicast with ip unicast/multicast error correction
12/31/09System and encoding and decoding using texture replacement
12/31/09Method and presenting media programs
12/24/09System and providing a high-quality voice network architecture over ip centrex
12/24/09Methods for distributing information using secure peer-to-peer communications
12/17/09Automatic segmentation in speech synthesis
12/03/09Method and reducing access delay in discontinuous transmission packet telephony systems
12/03/09Method and system for training a text-to-speech synthesis system using a specific domain speech database
11/26/09Methods and system for creating voice files using a voicexml application
11/26/09System and providing a spoken dialog interface to a website
11/12/09System and spelling recognition using speech and non-speech input
11/05/09Method for automated sentence planning in a task classification system
10/15/09Low latency real-time vocal tract length normalization
10/08/09Active labeling for spoken language understanding
10/01/09System and spoken language understanding using word confusion networks
09/17/09Common mobility management protocol for multimedia applications, systems and services
09/10/09Method and system for preventing speech comprehension by interactive voice response systems
Social Network Patent Pack
09/03/09Automated sentence planning in a task classification system
08/27/09Bidirectional predicted pictures or video object planes for efficient and flexible coding
08/06/09System and unsupervised and active learning for automatic speech recognition
07/23/09System and retrieving a watermark within a signal
07/23/09Query-aware sampling of data streams
07/16/09System and deploying filters for processing signals
07/16/09Automated task classification system
07/02/09Digital encoding of labels for optical packet networks
06/04/09System and augmenting spoken language understanding by correcting common errors in linguistic performance
05/21/09Secure and fault-tolerant testing a software patch
05/07/09System and watermarking a signal
04/30/09Timing of speech recognition over lossy transmission systems
04/30/09System and improving interaction with a user through a dynamically alterable spoken dialog system
04/30/09System and increasing accuracy of searches based on communities of interest
04/30/09System and controlling devices that are connected to a network
04/30/09System and language sensitive contextual searching
04/23/09Method and packet analysis in a network
04/09/09Method and controlling access to a communication channel
04/09/09System and handling problematic input during context-sensitive help for multi-modal dialog systems
04/09/09Adaptive approach to improve g.711 perceptual quality
Social Network Patent Pack
04/09/09Methods and integrating external applications into an mpeg-4 scene
04/09/09Multi-frequency data transmission channel power allocation
04/09/09Method and system for preselection of suitable units for concatenative speech
03/12/09System for handling frequently asked questions in a natural language dialog service
03/12/09System and method using a discriminative learning approach for question answering
03/05/09System and providing a high-quality voice network architecture
03/05/09System and providing a compensated speech recognition model for speech recognition
03/05/09Combining active and semi-supervised learning for spoken language understanding
03/05/09System and blending synthetic voices
03/05/09System and compiling rules created by machine learning program
03/05/09Media management based on derived quantitative data of quality
02/05/09Load balancing techniques for inter-domain traffic engineering
01/28/10Ip multicast with ip unicast/multicast error correction

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009


This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with At & t Corp in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for At & t Corp with additional patents listed. Browse our Agent directory for other possible listings. Page by