AT&T CORP. Patent applications |
Patent application number | Title | Published |
20130243126 | METHOD AND APPARATUS FOR DATA TRANSMISSION USING MULTIPLE TRANSMIT ANTENNAS - A method and apparatus for increasing the data rate and providing antenna diversity using multiple transmit antennas is disclosed. A set of bits of a digital signal are used to generate a codeword. Codewords are provided according to a channel code. Delay elements may be provided in antenna output channels, or with suitable code construction delay may be omitted. n signals represent n symbols of a codeword are transmitted with n different transmit antennas. At the receiver MSLE or other decoding is used to decode the noisy received sequence. The parallel transmission and channel coding enables an increase the data rate over previous techniques, and recovery even under fading conditions. The channel coding may be concatenated with error correction codes under appropriate conditions. | 09-19-2013 |
20130223291 | METHOD AND APPARATUS FOR STAGGERING INTERNET PROTOCOL TELECONFERENCING CALLS - A method and apparatus for enabling providers of PSTN toll free services to stagger simultaneous transmission of call setup signaling messages into an IP based teleconference bridge, supported by a VoIP network, by suspending a subset of calls and placing them on hold while placing other calls to be connected to the conference bridge are disclosed. The PSTN network can stagger calls by limiting the number of call setup signaling messages to be sent to the VoIP network within a predefined period of time interval and spread all the calls over multiple of such predefined periods. Prerecorded announcements or music can be played while the calls that have been placed on hold are in queue. | 08-29-2013 |
20130222527 | INTEGRATION OF HOME ENTERTAINMENT DEVICES WITH A SOFTWARE CLIENT FOR TELEPHONY - A communication system including a communication network, an entertainment device connected to the communication network, and an application server connected to the communication network. The entertainment device has a software client adapted to provide real time two-way communication between the entertainment device and a telephony device connected to the communication network. The application server is adapted to communicate with the software client and facilitate the real time two-way communication between the entertainment device and the telephony device. | 08-29-2013 |
20130208614 | METHOD OF PROVIDING VOICE OVER IP AT PREDEFINED QOS LEVELS - The present invention is a technique for provisioning and assessment of voice quality in Internet Protocol (IP) voice applications. A predetermined quality of service (QoS) is received from a user in the form of an acceptable packet loss. The technique measures current packet loss and delay in the network and in the terminal, and determines and optimum play-out delay for the use by a play-out adaptation routine. An actual QoS is reported back to the user. To enhance packet delay and loss measurement, a QoS engine component is placed on the terminal side of the packetizer, therefore including packetizer losses in any measurement of the network. | 08-15-2013 |
20130191871 | METHOD AND APPARATUS FOR INTERNET PROTOCOL TELEVISION MEDIA CONTENT SHARING - A method and apparatus for enabling IP service subscribers to share media contents with other IP service subscribers or Internet users in either a secured or open fashion are disclosed. In one embodiment, the present invention enables the sharing of home movies, pictures, and other media contents, where media could be stored media or media created in real-time. Namely, the present method allows IP service subscribers to effectively create their own TV station, e.g., complete with stored or live content programming and content scheduling. In turn, the method allows a viewing subscriber to select and view a shared media program created by another subscriber. | 07-25-2013 |
20130155910 | METHOD AND APPARATUS FOR PROVIDING AN AUDIBLE CALLING PARTY IDENTIFICATION FOR A CALL WAITING SERVICE - The present invention enables users of packet-switched network services, e.g., VoIP network services, to hear a very gentle whispering tone that quietly conveys the identity of the calling party when they are engaged in conversation and to receive a call-waiting signal. The tone is audible only to the called party but does not mute the ongoing conversation path. This enables subscribed users to hear their ongoing conversation while receiving the whispering tone. | 06-20-2013 |
20130125207 | NETWORK SECURITY DEVICE AND METHOD - The invention describes a method for hardening a security mechanism against physical intrusion and substitution attacks. A user establishes a connection between a network peripheral device and a network via a security mechanism. The security mechanism includes read only memory (ROM) that contains code that initiates operation of the mechanism and performs authentication functions. A persistent memory contains configuration information. A volatile memory stores user and device identification information that remains valid only for a given session and is erased thereafter to prevent a future security breach. A tamper-evident enclosure surrounds the memory elements, which if breached, becomes readily apparent to the user. | 05-16-2013 |
20130107911 | INTERFERENCE SUPPRESSING OFDM SYSTEM FOR WIRELESS COMMUNICATIONS | 05-02-2013 |
20130100843 | METHOD AND APPARATUS FOR DETERMINING A DIRECT MEASURE OF QUALITY IN A PACKET-SWITCHED NETWORK - A method and system for analyzing deficiencies in a packet-switched network is described. In one example, network measurement data pertaining to components within a packet-switched network are obtained. Reliability estimates of access networks and associated access links coupled to the packet-switch network are conducted. Lastly, an end-to-end direct measure of quality (DMOQ) is calculated from the network measurement data and network estimation data derived from the reliability estimates. | 04-25-2013 |
20130097465 | SYSTEMS AND METHODS FOR MONITORING VOICE SERVICE FEATURE FAILURES IN A TELECOMMUNICATION NETWORK - A method includes receiving multiple alarm messages, each being associated with a failure associated with a service feature available within a telecommunication network. A failure rate for a type of failure having a common set of service feature failure characteristics is determined from the alarm messages received. When the failure rate exceeds a threshold, a maintenance ticket is generated automatically. | 04-18-2013 |
20130094645 | METHOD AND APPARATUS FOR UBIQUITOUS ACCESS TO DIALING PLANS FOR ENTERPRISE NETWORKS - The invention comprises a method and apparatus for providing at least one network endpoint of an enterprise customer network access to at least one dialing plan. Specifically, the method comprises receiving at least one dialing plan request from the at least one network endpoint, retrieving at least one address mapping in response to the at least one dialing plan request, and responding to the at least one dialing plan request using the at least one address mapping. | 04-18-2013 |
20130094614 | OFDM COMMUNICATION SYSTEM AND METHOD HAVING A REDUCED PEAK-TO-AVERAGE POWER RATIO - An OFDM system embeds sequence information in the transmitted signal that reduces peak average power ratio (PAP) with minimal impact on the overall system efficiency. A marker is embedded onto the transmitted information that is used to identify the combining (inversion) sequence at the receiver. In one embodiment, selected tones in a cluster are rotated when the corresponding phase factor rotates the cluster. | 04-18-2013 |
20130094602 | METHOD AND SYSTEM FOR REDUCTION OF PEAK-TO-AVERAGE POWER RATIO OF TRANSMISSION SIGNALS COMPRISING OVERLAPPING WAVEFORMS - The present invention provides a method and system for reducing the peak to average power ratio (PAP) of a signal with low computational complexity. According to one embodiment, the present invention is applied to reduce the PAP of an OFDM signal. According to an alternative embodiment, the present invention, is applied to reduce the PAP of a CDMA signal. Rather than seeking the optimum solution, which involves significant computational complexity, the present invention provides for a number of sub-optimal techniques for reducing the PAP of an OFDM signal but with much lower computational complexity. | 04-18-2013 |
20130094497 | METHOD AND APPARATUS FOR SENDING ALERTS TO INTERNET PROTOCOL PHONES - The present invention enables an alert message and the display of calling party identity on all on-hook phones associated with an extension sharing the same phone number, when one phone is off-hook and in use. In one exemplary embodiment, this capability enables all other members of a household to receive information regarding an incoming call even when one phone is in use by another member. | 04-18-2013 |
20130094496 | METHOD AND APPARATUS FOR ENABLING PHONE NUMBER DIALING USING EMAIL ADDRESSES - The invention comprises a method and apparatus for enabling a subscriber to establish a call to at least one destination phone number using an email address. Specifically, the method comprises receiving an incoming communication request from the subscriber for establishing the call (where the incoming communication request comprises an email address), determining at least one destination phone number associated with the email address, and processing the call using at least one of the at least one destination phone number associated with the email address. | 04-18-2013 |
20130094347 | METHOD AND APPARATUS FOR RE-ROUTING CALLS IN A PACKET NETWORK DURING FAILURES - Method and apparatus for re-routing a call in a packet network during failures is described. In one example, a failure condition is detected for a destination endpoint for the call. At least one alternative endpoint address is identified from an alternative routing plan registered with the packet network in response to the failure condition. For example, various alternative routing plans may be registered with the packet network and stored in a database. Each of the alternative routing plans may include alternative endpoint address data for a plurality of endpoint devices. The database may be queried using the destination endpoint as an index value and the at least one alternative endpoint address may be retrieved. The call is then routed to the at least one alternative endpoint address. | 04-18-2013 |
20130091194 | SESSION 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 - A system and method for processing a plurality of requests for multi-media services received at a call control element (CCE) defined on the system from a plurality of IP-communication devices. The system includes at least one Network Routing Element, a Service Broker, a media sever, a plurality of application servers and a plurality of border elements, all of which are coupled to the CCE. The CCE is adapted to receive requests for multi-media services and to generate subsequent requests for the multi-media services, which are communicated to the SB for processing. The subsequent requests can each include a Session Initiation Protocol (SIP) message including a message identifier portion having at least a first predetermined information field and a second predetermined information field. The message identifier portion of the SIP message declares the content and format of the SIP message to a recipient device defined on the system. | 04-11-2013 |
20130089329 | METHOD AND APPARATUS FOR PROVIDING CONVERGED SERVICES - A method and apparatus for providing link establishment in the access segment of the communications network using broadband multi-wavelength LED are disclosed. In one embodiment, such links may be established in point-to-point, point-to-multipoint, multipoint-to-multipoint, or ring format depending on the topology required for optimized access network build-out. | 04-11-2013 |
20130085756 | System and Method of Semi-Supervised Learning for Spoken Language Understanding Using Semantic Role Labeling - A system and method are disclosed for providing semi-supervised learning for a spoken language understanding module using semantic role labeling. The method embodiment relates to a method of generating a spoken language understanding module. Steps in the method comprise selecting at least one predicate/argument pair as an intent from a set of the most frequent predicate/argument pairs for a domain, labeling training data using mapping rules associated with the selected at least one predicate/argument pair, training a call-type classification model using the labeled training data, re-labeling the training data using the call-type classification model and iteratively several of the above steps until training set labels converge. | 04-04-2013 |
20130028101 | METHOD AND APPARATUS FOR PROVIDING SIGNATURE BASED PREDICTIVE MAINTENANCE IN COMMUNICATION NETWORKS - A method and apparatus for collecting and processing line performance data transmitted over cables, e.g., Y-cables, is disclosed. The present invention applies a method based on specific performance measurements, specific measurement time intervals, and compare results from different measurement time intervals to produce a “signature” that indicates deteriorating performance of a particular Y-cable. Once a “signature” is detected, the method will proactively and automatically generate a trouble ticket to trigger the dispatch maintenance staffs to service the cable, e.g., to perform the replacement of the Y-cable in question, thus completing the predictive maintenance process. A trouble ticket is a record used to report and manage the resolution of network related problems. | 01-31-2013 |
20130014283 | DATABASE APPLICATION SECURITY - A method allows access to a set of secure databases and database applications over an untrusted network without replicating the secure database. The method involves authenticating a user using a first authentication application. When the user is verified, then the user's credentials are directed to a second authentication application associated with a secure database based on a first set of user settings retrieved for the user. The second authentication application, based on a second set of user settings, grants the user access to the secure database and database applications associated with the secure database. | 01-10-2013 |
20130013747 | METHOD FOR CONTENT-AWARE REDIRECTION AND CONTENT RENAMING - The present invention is directed to mechanisms for content-aware redirection and content exchange/content discovery that permit a request for content to be redirected to a particular advantageous server that can serve the content. | 01-10-2013 |
20130013582 | METHOD AND APPARATUS FOR USING TAG TOPOLOGY - A method and apparatus for using tag topology for enhancing search capabilities, e.g., searching over the web, are disclosed. For example, the present method receives a user query contain a search term from a user. The method then generates a search result containing at least one entity, wherein the at least one entity is found based on a plurality of user provided tags that is associated with the at least one entity. | 01-10-2013 |
20130013470 | METHODS FOR IDENTIFYING AND RECOVERING NON-REVENUE GENERATING NETWORK CIRCUITS ESTABLISHED OUTSIDE OF THE UNITED STATES - A method includes issuing a retrieval instruction, such as a database query, to retrieve from a database system a datum associated with a network circuit established outside of the United States. Upon receiving the datum from the database system, it is determined, based on the datum retrieved, whether the network circuit is incurring a charge. It is further determined, based on the datum retrieved, an amount of revenue generated by the network circuit. When the amount of revenue generated by the network circuit is below a predetermined threshold, a termination instruction to terminate a service associated with the network circuit is issued. | 01-10-2013 |
20130010946 | METHOD AND APPARATUS FOR SELF-LEARNING OF CALL ROUTING INFORMATION - The present invention is directed to a method and apparatus for learning call routing information in a communication system. A switching architecture is presented. The switch may be implemented in a centralized architecture or a distributed architecture. In addition, the switch may be implemented in a variety of networks such as a circuit-switched network or a packet-switched network. The switch includes a policy server and a self-learning application server. The policy server includes routing information for routing calls across the switch. The routes for incoming and outgoing calls are analyzed as they pass through the switch. The self-learning application server uses artificial intelligence techniques and caching algorithms to learn new more-efficient routing paths or initial routing paths based on the incoming and outgoing calls. The self-learning application server then updates the policy server with the new learned routes. | 01-10-2013 |
20130010940 | METHOD AND SYSTEM FOR PROVIDING COMMUNICATION CONTROL FUNCTIONALITY AT A REMOTELY LOCATED SITE USING A DISTRIBUTED FEATURE ARCHITECTURE - A method for providing communication control functionality at a remotely located site using a distributed feature architecture which provides communication features and data records to an Enhanced Network User (ENU). The ENU connects to a Distributed Feature Network (DFN) in order to gain access to communications features contained in the DFN. Based on the type of communication requested, one or more feature boxes are created in order to implement the requested communication. | 01-10-2013 |
20130010805 | HIGH-CAPACITY PACKET-SWITCHED RING NETWORK - A packet-switched WDMA ring network has an architecture utilizing packet stacking and unstacking for enabling nodes to access the entire link capacity by transmitting and receiving packets on available wavelengths. Packets are added and dropped from the ring by optical switches. A flexible credit-based MAC protocol along with an admission algorithm enhance the network throughput capacity. | 01-10-2013 |
20130010784 | METHOD AND APPARATUS FOR RE-ORIGINATING CALLS - A method and apparatus for enabling a subscriber who is originating a call to a called party endpoint to specify call handling treatments when a busy or a no answer network condition is encountered when calling the called party endpoint with no subscribed network based voice mail service are disclosed. The subscriber, for example, can re-originate the call that is originally directed to a home phone number of the called party to a cellular phone number of the called party instead upon encountering a busy or no answer network condition. | 01-10-2013 |
20130010783 | METHOD AND APPARATUS FOR PROVIDING ACCESS AND EGRESS UNIFORM RESOURCE IDENTIFIERS FOR ROUTING - A method and apparatus for providing routing of calls in a packet network, using one or more criteria extracted from signaling information to determine the routing for the calls are disclosed. The routing criteria extracted from signaling messages comprises at least one of: an access Uniform Resource Identifier, a destination phone number, a destination URI host, a calling party number, a calling party URI host, an incoming IP address, or a requested codec. An access URI and the egress URI are used to enhance routing decisions in a VoIP network. The egress URI can be used to specify egress route selections from the egress point of a VoIP network. The access URI can be used to influence the routing decisions within the VoIP network as well as the routing decisions with regard to egress routes from the egress point of the VoIP network. | 01-10-2013 |
20130010655 | VOICE DATA INTEGRATED MULTIACCESS BY SELF-RESERVATION AND CONTENTION ALGORITHM - Certain exemplary embodiments provide a method for providing multiple access to a communication channel, the method comprising: sending a reservation request of a first type into a first selected minislot of a selected frame of an uplink channel when information of a first type is to be sent, the uplink channel having a plurality of frames, each frame having a first selectable number of minislots and a second selectable number of slots, the reservation request of the first type requesting an assignment of at least one slot for transmitting information of the first type in at least one frame that is subsequent to the selected frame. | 01-10-2013 |
20130010652 | METHOD 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 - A method for providing combined local, toll, toll-free services, and number portability, to a calling party originating calls from an IP-based communication devices which are coupled to an IP-based multi-media service provider. The method includes receiving a SIP INVITE message, which includes a multi-media service identifier, at the multi-media provider. The SIP INVITE message represents a call request for a multi-media service. The SIP INVITE message is processed at the multi-media service provider for determining if the call request can be satisfied. If the multi-media service provider includes resources for satisfying the call, the multi-media service identifier of the SIP INVITE message is set to a first predetermined state and the call is processed. If the multi-media service provider does not include resources for satisfying the call, the multi-media service identifier of the SIP INVITE message is set to a second predetermined state and the call is processed elsewhere. | 01-10-2013 |
20130010649 | METHOD AND APPARATUS FOR SCALABLE VIRTUAL PRIVATE NETWORK MULTICASTING - In one embodiment, the present invention is a method and apparatus for scalable virtual private network multicasting. In one embodiment a service network builds a new data multicast distribution tree for each high-bandwidth multicast data flow (e.g., multicast data flows that require an amount bandwidth meeting or exceeding a predefined threshold). However, if the multicast data flow is a low-bandwidth flow (e.g., if the required amount of bandwidth falls below the predefined threshold), the multicast data flow is routed over an existing multicast distribution tree in order to minimize an amount of state information that must be maintained by service provider core routers in the backbone network. | 01-10-2013 |
20130007795 | METHOD AND APPARATUS FOR PROVIDING VIRTUAL CLOSED CIRCUIT TELEVISION - A method and apparatus for providing a private broadcast channel service, e.g., a virtual closed circuit television service, on packet networks such as Service over Internet Protocol (SoIP) networks are disclosed. For example, a customer subscribes to the private broadcast channel service for a group having a plurality of confirmed members who have confirmed their desire to participate. The network service provider enables one or more of the group members to upload media content to the service provider's network. The service provider then broadcasts the uploaded media content to all the confirmed members such that each confirmed member may view the media content by simply tuning to the appropriate channel assigned for the private broadcast channel service. | 01-03-2013 |
20130003724 | METHOD AND APPARATUS FOR PROVIDING SHARED SERVICES - The present invention enables an overlay capability to be invoked on network systems and elements that are designed to support multiple customer bases. Depending on the registered identification of the user, screens and other user interfaces that provide access to functions can be overlaid on the network component and segmented along customer classifications. | 01-03-2013 |
20130003615 | METHOD AND APPARATUS FOR RETRIEVING ALL VOICEMAIL MESSAGES AT THE SAME TIME - A method and apparatus for retrieving all voicemail messages at the same time on packet networks such as Voice over Internet Protocol (VoIP) and Service over Internet Protocol (SoIP) networks are disclosed. For example, the customer subscribes to a voicemail service where a plurality of voicemails can be retrieved and listened to at the same time. Specifically, when the customer accesses the voicemail service, the application server engages the media server to play the audio files from each of the voicemail messages at the same time, i.e., in a continuous or consecutive manner via a single input. Namely, the audio files are played consecutively without requiring another input from the customer, unless the customer wishes to execute a voicemail function. | 01-03-2013 |
20130003614 | METHOD AND APPARATUS FOR ENABLING COMMUNICATIONS ASSISTANCE FOR LAW ENFORCEMENT ACT SERVICES - The present invention enables packet-switched network providers, e.g., VoIP network providers, to use commonly deployed components and capabilities to support surveillance services, e.g., CALEA services. Specifically, signaling and media streams that flow through Border Elements can be forked and simultaneously redirected to a surveillance server, a CALEA Server in addition to the terminating endpoint. Additionally, a Media Server (MS) can unobtrusively join a third leg to a communication media path between the CALEA Server and the two, calling party and called party, endpoints. A CALEA Server provides the ability to identify and collect content of voice telephone calls traversing the VoIP Network, as mandated by the Communications Assistance for Law Enforcement Act. | 01-03-2013 |
20130003563 | METHOD AND APPARATUS FOR DETECTING SERVICE DISRUPTIONS IN A PACKET NETWORK - A method and system for detecting service disruptions in a packet network is described. In one example, a plurality of data reports is received. A determination is then made as to whether a number of the plurality of data reports that pertain to a particular class has exceeded a predetermined threshold. In the event the threshold is exceeded, at least one notification is transmitted. | 01-03-2013 |
20130002804 | METHOD AND APPARATUS FOR PROVIDING HIGH SECURITY VIDEO SESSION - A method and apparatus for allowing trials and court proceedings to occur in a virtual manner using a one way video session and a two way voice session are disclosed. During the trials or court proceedings, the defendants and their testimony can be viewed by judges and jurors who remain in isolated rooms with their identities masked. Judges and attorneys can verbally intercede during the proceedings via a two way voice session but the video session for the duration of the trial is one way. | 01-03-2013 |
20120331294 | METHOD FOR SECURE REMOTE BACKUP - The present invention is directed to an architecture and mechanism for securely backing up files and directories on a local machine onto untrusted servers over an insecure network. | 12-27-2012 |
20120331035 | METHOD AND APPARATUS FOR LAYERING SOFTWARE AGENTS IN A DISTRIBUTED COMPUTING SYSTEM - In one embodiment, the present invention is a method and apparatus for layering agents in a distributed computing system. In one embodiment, a system for monitoring and controlling a distributed computer network including a plurality of components (e.g., devices) includes a plurality of cells, each of the cells being deployed to directly monitor and control one of the components of the network. The system also includes at least one federation, where the federation is made up of cells that cooperate to solve common problems, and at least one supercell, where the supercell provides supplemental decision making capabilities to the cells and federations. In this manner, problems detected by a cell that cannot be resolved by the cell may be forwarded to the cell's associated federations or supercells for resolution. | 12-27-2012 |
20120327788 | METHOD AND APPARATUS FOR EVALUATING COMPONENT COSTS IN A COMMUNICATION NETWORK - A method and apparatus for calculating a cost index in a communication network. In one embodiment, a plurality of first cost factors associated with a first set of network elements is obtained. Subsequently, a plurality of second cost factors associated with a second set of network elements is obtained. A first cost index is then determined based on the plurality of first cost factors associated with the first set of network elements. Similarly, a second cost index is determined based on the plurality of second cost factors associated with the second set of network elements. Afterwards, the first cost index is compared to the second cost index to determine a point in time when a service provider should minimize new investment in the first set of network elements. | 12-27-2012 |
20120324050 | SYSTEM AND METHOD FOR PROVIDING MULTI-MEDIA SERVICES TO COMMUNICATION DEVICES OVER A COMMUNICATIONS NETWORK - A method of processing multi-media service requests received at a multi-media services provider computer system, including a processor coupled to a media gateway controller and to a media server. The method includes receiving a message from a SIP INVITE-enabled communication device at the media gateway controller. The message is processed at the media gateway controller for generating an instruction message with unique indicators, which is communicated to the media server in a SIP INVITE format. The media server processes the instruction message to provide media services and collect user-information from the communication device. The media server processes the user-information and generates a first message in an HTTP form POST format with unique indicators, which includes the user-information and which can be processed at the processor. In this manner, the multi-media services provider computer system is compatible with the SIP INVITE-enabled device. | 12-20-2012 |
20120320785 | METHOD AND APPARATUS FOR MANAGING PACKET CONGESTION - A method and apparatus for addressing a congestion condition in a communication network are disclosed. For example, the method receives an alert for at least one of: a trunk or a Permanent Virtual Circuit (PVC), where the trunk or the PVC is associated with a route. The method determines whether the alert is associated with a congestion condition by determining whether a trunk utilization has exceeded a first predetermined threshold for the trunk or for the at least one trunk supporting the PVC. The method then rebuilds the route if the first predetermined threshold is exceeded for the trunk or for the at least one trunk supporting said PVC. | 12-20-2012 |
20120320762 | METHOD AND APPARATUS FOR PROVIDING END-TO-END CALL COMPLETION STATUS - The present invention enables a method for following the state of a call and generating defects as function of call completion success as opposed to discrete events that happen at individual network elements during the call. In one embodiment, the invention uses Call Detail Records (CDR) to analyze the end-to-end completion status to measure per call basis defects instead of using defect codes generated by network elements on a per equipment basis. CDR is data associated with a telephone call, including the calling and the called numbers, the date and timestamp, the duration, the call setup delay, and the final handling code of the telephone call. | 12-20-2012 |
20120315047 | METHOD AND APPARATUS FOR ENABLING MULTIPLE OPTICAL LINE TERMINATION DEVICES TO SHARE A FEEDER FIBER - A method and apparatus for enabling multiple optical line termination (OLT) devices to share a feeder fiber are disclosed. For example, the optical network comprises a plurality of optical line termination (OLT) devices, where each OLT device having a transceiver for sending and receiving optical signals. The optical network further comprises a wave division multiplexer (WDM) combiner, coupled to the plurality of OLT devices, for combining optical signals received from the plurality of OLT devices. The optical network further comprises an optical extender box comprising at least one hybrid SOA-Raman amplifier, wherein the optical extender box is coupled to the WDM combiner via a first standard single mode fiber section. Finally, the optical network further comprises at least one optical splitter coupled to the optical extender box via a second standard single mode fiber section. | 12-13-2012 |
20120315042 | OPTICAL RING NETWORK ARCHITECTURE - An optical ring network architecture including a number (N) of multi-add/drop filters, such as filters formed using pairs of frequency routers. Each multi-add/drop filter is coupled to two other multi-add/drop filters using N−2 transmission media, such as optical fibers, to form a ring. The network includes a number (N) of terminal stations associated with the multi-add/drop filters. A terminal station (p) is coupled with, and receives information from, its associated multi-add/drop filter (p) through a single optical fiber. The terminal station p is coupled with, and transmits information in a first direction around the ring to, a multi-add/drop filter p+1 through a single optical fiber. Communications from terminal station p to each other terminal station in the first direction are assigned one of N−1 wavelengths where no two wavelengths on a given optical fiber are associated with communications between terminal stations in the same direction. | 12-13-2012 |
20120313772 | METHOD AND APPARATUS FOR SUPPRESSING DUPLICATE ALARMS - A method and apparatus for ignoring a duplicated alarm in a communications network are described. In one embodiment, at least one alarm message associated with at least one event is received. A determination of whether the at least one event exists in a database is subsequently made. The at least one event is recorded in the database if the at least one event does not exist in the database. Conversely, the at least one alarm message is suppressed if the at least one event exists in the database. | 12-13-2012 |
20120307987 | METHOD AND APPARATUS FOR PROVIDING TRANSACTION DATA IN A PACKET NETWORK - A method and apparatus for providing transaction data in a packet network is described. In one embodiment, at least one routed call is received. Transaction data is subsequently obtained from the at least one routed call. In turn, the transaction data is provided to an entity (e.g., a business or store) associated locally to the at least one routed call. | 12-06-2012 |
20120307805 | METHOD AND APPARATUS FOR CODE DIVISION SWITCHING - Time division multiplexed input signals (i.e., separated into time slots) are spread in each time slot with a destination code. This spreading is applied for destination identification as opposed to signal information modulation. Each spreading signal is associated with a particular destination for a particular time slot. These spread signals are then combined on a code division bus. Output signals for retransmission to the destinations are recovered from the bus by application of despreading codes. Each despread signal has a destination code which appears in its individual time slot. In a variant code division multiplexed signals are directed to a destination by use of time slot interchanger to achieve time division switching to route the CDMA multiplexed channels. | 12-06-2012 |
20120301135 | ROUTER HAVING DUAL PROPAGATION PATHS FOR PACKETS - A router comprising an interface module (IM), having an optical path and an electrical path and a speed sensor coupled between an input of the router and an input of the IM. The speed sensor is adapted to receive a packet and detect a speed of the IM connection and in response to the speed of the IM connection being above a threshold value, the speed sensor provides the packet to the optical path of the IM and in response to the relative speed being below the threshold value, the speed sensor provides the packet to the electrical path of the IM. | 11-29-2012 |
20120300770 | METHOD AND APPARATUS FOR PROVIDING DISASTER RECOVERY USING NETWORK PEERING ARRANGEMENTS - The present invention enables network providers to create peering arrangements with other providers that allow them to fail over to other networks in the event of a site failure. This invention would lower the cost to provide site diversity within a provider's network by allowing cost sharing between the provider's network and other networks. For example, when an Application Server (AS) in a network fails, the network provider can send a call to a partner's network and uses an AS in the partner's network to process the call request. | 11-29-2012 |
20120297079 | SYSTEMS AND METHODS FOR TERMINATION OF SESSION INITIATION PROTOCOL - Systems for graceful termination of support for session initiation protocol communications on a server are described. Systems include techniques for setting a time period for gracefully terminating such support, for sending a service unavailable message to a client, for causing the server to maintain support, until no later than the expiration of the time period for terminating support, for uncompleted session initiation protocol invites accepted by the server before sending the service unavailable message to the client, and for terminating support for session initiation protocol communications on the server no later than upon expiration of the time period for terminating support. Methods for graceful termination of such support and computer-readable storage media whose contents cause a computer system to perform a graceful termination of such support are also described. | 11-22-2012 |
20120296648 | SYSTEMS AND METHODS FOR DETERMINING THE N-BEST STRINGS - Systems and methods for identifying the N-best strings of a weighted automaton. A potential for each state of an input automaton to a set of destination states of the input automaton is first determined. Then, the N-best paths are found in the result of an on-the-fly determinization of the input automaton. Only the portion of the input automaton needed to identify the N-best paths is determinized. As the input automaton is determinized, a potential for each new state of the partially determinized automaton is determined and is used in identifying the N-best paths of the determinized automaton, which correspond exactly to the N-best strings of the input automaton. | 11-22-2012 |
20120294117 | Location System And Communication System - A location system comprises a plurality of transponders whose locations are detectable by a base system. The base system interrogates ( | 11-22-2012 |
20120282902 | METHOD AND APPARATUS FOR RANDOM ACCESS OF VOICE MAIL MESSAGES - A method and apparatus for allowing a telephone service subscriber to receive an email notification, e.g., a SMS notification, at an endpoint device that a new voice mail message has been received. The SMS notification comprises a voice mailbox access phone number, selected from a pool of unassigned access phone numbers, which can be used to provide direct access to the new voice mail message in the telephone service subscriber's voice mailbox. Thus, a different voice mailbox access phone number is sent in each SMS notification to the telephone service subscriber for each new voice mail message, thereby providing direct access to specific voice mail messages via different voice mailbox access phone numbers. | 11-08-2012 |
20120281984 | METHOD AND APPARATUS FOR ENABLING MULTIPLE PASSIVE OPTICAL NETWORKS TO SHARE ONE OR MORE SOURCES - A method and apparatus for implementing a hybrid SOA-Raman amplifier in a central office in order to enable multiple passive optical networks to share one or more enhancement service sources, e.g., to share a source for a broadcast service are disclosed. | 11-08-2012 |
20120263284 | METHOD AND APPARATUS FOR ANALYZING PROPOSED SERVICE FEATURES IN A COMMUNICATION NETWORK - Method and apparatus for analyzing a proposed service feature in a communication network is described. In one example, a call flow for supporting the service feature in the communication network is created, where at least one network component supports the call flow. First cost data for internally developing the at least one network component is determined. Second cost data for procuring the at least one network component from third party entity is determined. The first cost data and the second cost data are processed to generate a recommendation for either internally developing or externally procuring the at least one network element. | 10-18-2012 |
20120232889 | METHOD AND APPARATUS FOR PERFORMING PACKET LOSS OR FRAME ERASURE CONCEALMENT - A method for performing packet loss or Frame Erasure Concealment (FEC) for a speech coder receives encoded frames of compressed speech information transmitted from an encoder. The method determines whether an encoded frame has been lost, corrupted in transmission, or erased, synthesizes properly received frames, and decides on an overlap-add window to use in combining a portion of the synthesized speech signal with a subsequent speech signal resulting from a received and decoded packet, where the size of the overlap-add window is based on the unavailability of packets. If it is determined that an encoded frame has been lost, corrupted in transmission, or erased, the method performed an overlap-add operation on the portion of the synthesized speech signal and the subsequent speech signal, using the decided-on overlap-add window. | 09-13-2012 |
20120230474 | Performance Testing of Echo Cancellers Using a White Noise Test Signal - Test equipment including a signal generator and a method of generating a test signal associated with an overall frequency band are disclosed. Also disclosed is a method of using the test signal to test an echo canceller. The method of generating the test signal includes generating a first time segment associated with a first frequency sub-band of the overall frequency band and generating a second time segment associated with a second frequency sub-band of the overall frequency band. The second frequency sub-band is higher than the first frequency sub-band. The method further includes generating a time gap segment separating the first time segment and the second time segment. | 09-13-2012 |
20120230226 | METHOD AND APPARATUS FOR PROVIDING VOICE CONTROL FOR ACCESSING TELECONFERENCE SERVICES - A method and apparatus for providing access to teleconference services using voice recognition technology to receive information on packet networks such as Voice over Internet Protocol (VoIP) and Service over Internet Protocol (SoIP) networks are disclosed. In one embodiment, the service provider enables a caller to enter access information for accessing a conference service using at least one natural language response. | 09-13-2012 |
20120218902 | System and Method for Testing Automated Provisioning and Maintenance of Operations Support Systems - The present invention provides a complete virtual multi-vendor EMS based network that behaves identical to the network elements of the EMS clients. A virtual network simulator is built that has the ability to faithfully simulate the behavior of any vendor's EMS to represent the data objects required by the TMF 814 specification. This allows automatic provisioning and maintenance of the Operation Support Systems to fully test new functionality against complete EMS based network without depending upon the availability of any physical equipment, thereby providing much quicker, low cost, extremely life-like testing environment. | 08-30-2012 |
20120213160 | Method and Apparatus for VoIP Roaming - A method and apparatus for transferring a user data profile from a user's home terminal to a visiting terminal is disclosed. User or network configuration settings are transferred from a home telephony adapter to a visiting telephony adapter. In accordance with one embodiment, a computer readable medium, such as a flash drive is inserted into the home telephony adapter and, either with or without authentication, user or network configuration settings are transferred from the home telephony adapter to the medium. In another embodiment, the medium is then inserted into the visiting telephony adapter | 08-23-2012 |
20120036219 | SYSTEM AND METHOD FOR EVENT DRIVEN PUBLISH-SUBSCRIBE COMMUNICATIONS - The present invention provides a system and a method for delivering an event from an event publisher to an event subscriber via an event broker. The event broker performs several functions such as receiving an event published by an event publisher of a first domain, assigning a priority based on a second domain to a plurality of subscribers of the second domain, processing the event based on a rule and the priority, and further delivering the event published by the event publisher of the first domain to the plurality of event subscribers of the second domain in accordance with the priority. | 02-09-2012 |
20110191580 | METHOD AND SYSTEM FOR EXECUTION MONITOR-BASED TRUSTED COMPUTING - A system and method to ensure trustworthiness of a remote service provided by a service provider. The method includes monitoring runtime dependencies invoked during execution of a service transaction associated with the remote service, the service transaction being requested by a service requester. The method further includes determining whether a deviation exists between the runtime dependencies and a trusted list of dependencies associated with the remote service. The method also includes blocking execution of the service transaction based on determining that the deviation between the runtime dependencies and the trusted list of dependencies exists. | 08-04-2011 |
20110179006 | SYSTEM AND METHOD FOR PROVIDING A NATURAL LANGUAGE INTERFACE TO A DATABASE - A system and method for providing a natural language interface to a database or the Internet. The method provides a response from a database to a natural language query. The method comprises receiving a user query, extracting key data from the user query, submitting the extracted key data to a data base search engine to retrieve a top n pages from the data base, processing of the top n pages through a natural language dialog engine and providing a response based on processing the top n pages. | 07-21-2011 |
20110175922 | METHOD FOR DEFINING ANIMATION PARAMETERS FOR AN ANIMATION DEFINITION INTERFACE - A system and a computer-readable medium are provided for controlling a computing device to define a set of computer animation parameters for an object to be animated electronically. An electronic reference model of the object to be animated is obtained. The reference model is altered to form a modified model corresponding to a first animation parameter. Physical differences between the electronic reference model and the modified model are determined and a representation of the physical differences are stored as the first animation parameter. Altering of the reference model and determining of the physical differences are repeated. The stored parameters are provided to a rendering device for generation of the animation in accordance with the stored parameters. Determining physical differences between the electronic reference model and the modified model and storing a representation of the physical differences as the first animation parameter include comparing vertex positions of the reference model. | 07-21-2011 |
20110173226 | SYSTEM AND METHOD OF LATTICE-BASED SEARCH FOR SPOKEN UTTERANCE RETRIEVAL - A system and method are disclosed for retrieving audio segments from a spoken document. The spoken document preferably is one having moderate word error rates such as telephone calls or teleconferences. The method comprises converting speech associated with a spoken document into a lattice representation and indexing the lattice representation of speech. These steps are performed typically off-line. Upon receiving a query from a user, the method further comprises searching the indexed lattice representation of speech and returning retrieved audio segments from the spoken document that match the user query. | 07-14-2011 |
20110172999 | System and Method for Building Emotional Machines - A system, method and computer-readable medium for practicing a method of emotion detection during a natural language dialog between a human and a computing device are disclosed. The method includes receiving an utterance from a user in a natural language dialog, receiving contextual information regarding the natural language dialog which is related to changes of emotion over time in the dialog, and detecting an emotion of the user based on the received contextual information. Examples of contextual information include, for example, differential statistics, joint statistics and distance statistics. | 07-14-2011 |
20110170543 | POINT-TO-MULTIPOINT CONNECTIONS FOR DATA DELIVERY - A method, device and non-transitory computer-readable storage medium transferring information using a network. The information transferred by connecting a destination device operatively to a storage device using the network. The storage device storing information to be transmitted to the destination device. The network providing a point-to-multipoint connection between an origin device and a plurality of destination devices. The plurality of destination devices including the destination device. Also, the information being transferred by receiving the information stored in the storage device by the destination device in response to the destination device being operatively connected to the storage device. The information received by the destination device having been transmitted from the origin device to the network prior to the destination device being operatively connected to the storage device. | 07-14-2011 |
20110051126 | Method for Increasing Accuracy of Measurement of Mean Polarization Mode Dispersion - A method of determining a mean square differential group delay associated with a length of optical fiber. The method including measuring a polarization mode dispersion vector as a function of frequency, using a frequency-domain polarization mode dispersion measurement apparatus. The method also including calculating a second-order polarization mode dispersion vector as a function of frequency by calculating a derivative of the polarization mode dispersion vector with respect to frequency. Also, calculating the mean of the magnitude of the second-order polarization mode dispersion vector to obtain a first result. Further, multiplying a proportionality coefficient by the first result to calculate the mean square differential group delay. | 03-03-2011 |
20110047185 | META-DATA INDEXING FOR XPATH LOCATION STEPS - In accordance with a method of encoding meta-data associated with tree-structured data, a first set of elements of a plurality of elements in the tree-structured is associated explicitly with explicit meta-data levels, and a second set of elements of the plurality of elements is associated by inheritance with explicit meta-data levels of closest ancestor elements of the first set of elements. The plurality of elements is packed into a plurality of leaf nodes of an index structure. The plurality of leaf nodes is merged into a plurality of non-leaf nodes until a root non-leaf node is generated. The plurality of non-leaf nodes of the index structure is associated with indicators representing ranges of the explicit meta-data levels in the packed first set of elements, such that explicit meta-data level ranges of descendant non-leaf nodes are subsets of explicit meta-data level ranges of ancestor non-leaf nodes. | 02-24-2011 |
20110033044 | Secure Open-Air Communication System Utilizing Multi-Channel Decoyed Transmission - A secure, open-air communication system utilizes a plurality of “decoy” data signals to hide one or more true data signals. The true data signal(s) are channel hopped with the plurality of decoy data signals to form a multi-channel “scrambled” output signal that is thereafter transmitted in an open-air communication system. The greater the number of decoy signals, the greater the security provided to the open-air system. Further security may be provided by encrypting both the true and decoy signals prior to scrambling and/or by utilizing a spatially diverse set of transmitters and receivers. Without the knowledge of the channel assignment(s) for the true signal(s), an eavesdropper may be able to intercept (and, with time, perhaps descramble) the open-air transmitted signals, will not be able to distinguish the true data from the decoys without also knowing the channel assignment(s). | 02-10-2011 |
20110002249 | Method for Packet-Switching Interface for Code Division Switching in a Terrestrial Wireless System - An access radio port is provided that includes means for spreading a payload data signal, extracted from an ATM packet, with a uniquely assigned orthogonal code, means for transmitting the spread payload data signal to one of a group of mobile subscriber terminals located within a microport cell of a wireless terrestrial network, and means for releasing the uniquely assigned orthogonal code. In another aspect, a mobile subscriber terminal, configured to be located within a microport cell of a terrestrial wireless network that interfaces with an access radio port, is provided. The mobile subscriber terminal includes means for receiving an assignment of a unique orthogonal code, means for spreading a payload data signal by the unique orthogonal code, means for modulating and forwarding the spread payload data signal to the access radio port, and means for releasing the assignment of the unique orthogonal code. | 01-06-2011 |
20100262683 | Network Aware Forward Caching - An Internet service provider includes a cache server and a network aware server. The network aware server is operable to determine an optimization between a cost of retrieving content from a network and a cost of caching content from the network at the first cache server and then send a content identifier to the cache server. The cache server is operable to receive the content identifier, and determine the source of a content item. If the source is the same as the content identifier, then the cache server caches the content item. | 10-14-2010 |
20100239076 | Providing Called Number Characteristics to Click-to-Dial Customers - A system and method to provide content and call attributes for a destination phone number using a click-to-dial connection includes accepting a query, retrieving links to a document, and searching through cached data using the query to identify relevant or destination number information. If no match is found, the method continues with accessing the document identified by the link for identifying relevant number information and creating a click-to-dial icon to link to the relevant numbers included in the relevant phone number information identified by the query. Next, a popup box for content relevant to the click-to-dial icon and a click feature on the popup box are created to retrieve call destination attributes for viewing by a user. Further, computer instructions create at least one communication connection between two communication devices after viewing call destination attributes. | 09-23-2010 |
20100226277 | METHOD AND SYSTEM OF MONITORING THE RECEIPT OF MULTICAST TRAFFIC - A method and system for monitoring data packet traffic in a multicast network comprising determining a first packet count received at a receiver router, representing a quantity of data packets associated with a multicast group and source at a first time, determining a second packet count received at that receiver router representing a quantity of data packets associated with that multicast group and source, at a second time subsequent to the first time, comparing the second packet count to the first packet count, and indicating an alarm in response to the second packet count being less than a predetermined value greater than the first packet count. A status for multiple routers can be obtained, comprising a difference between the quantity of the first and second packet counts; and indicating a warning in response to at least one of the plurality of router status being less than the predetermined value. | 09-09-2010 |
20100214920 | Systems and Methods for Capacity Planning Using Classified Traffic - A method of capacity planning in a network includes assigning a class of service to each packet of data on the network. Each class of service is also assigned a grade of service for different network conditions. A class bandwidth is calculated for each class of service under each network condition by multiplying an expected load for each class of service by the associated grade of service under each of the network conditions. A network condition bandwidth is calculated for each network condition by adding together the class bandwidths for all classes. A network capacity is predicted based upon the largest network condition bandwidth. A network management apparatus can perform the method. | 08-26-2010 |
20100208744 | System and method for compressing internet protocol rounting tables - A networking device connects to a router and to an autonomous system (AS). The networking device receives a routing table from the router, exchanges routing information with the AS, updates the routing table in response to exchanging information with the AS, coalesces the updated routing table into a compressed routing table, and sends the compressed routing table back to the router. The compressed routing table causes the router to forward data in a manner that is identical to the received routing table. | 08-19-2010 |
20100197286 | System and Method for Improving Cellular Telephone User Experience - A method for determining an amount of time required to download a data file to a wireless device includes receiving information indicating a first amount of wireless bandwidth allocated for the download of the data file, calculating a first length of time required to download the data file to the wireless device based on the first amount of wireless bandwidth allocated, and comparing the first length of time required to a predetermined amount of time. If the first length of time required is less than the predetermined amount of time, the download begins. If the first length of time required is more than the predetermined amount of time, information indicating the first length of time required is sent to the wireless device, a start download signal is received from the wireless device, and download of the data file to the wireless device begins in response to the start download signal. | 08-05-2010 |
20100169076 | Text-to-Scene Conversion - The invention relates to a method of converting a set of words into a three-dimensional scene description, which may then be rendered into three-dimensional images. The invention may generate arbitrary scenes in response to a substantially unlimited range of input words. Scenes may be generated by combining objects, poses, facial expressions, environments, etc., so that they represent the input set of words. Poses may have generic elements so that referenced objects may be replaced by those mentioned in the input set of words. Likewise, a character may be dressed according to its role in the set of words. Various constraints for object positioning may be declared. The environment, including but not limited to place, time of day, and time of year, may be inferred from the input set of words. | 07-01-2010 |
20100166157 | System and Method for Indexing Voice Mail Messages By Speaker - The invention provides a system and method for indexing and organizing voice mail message by the speaker of the message. One or more speaker models are created from voice mail messages received. As additional messages are left, each of the new messages are compared with existing speaker models to determine the identity of the callers of each of the new messages. The voice mail messages are organized within a user's mailbox by caller. Unknown callers may be identified and tagged by the user and then used to create new speaker models and/or update existing speaker models. | 07-01-2010 |
20100161799 | System and Method for Obtaining Content from a Content Delivery Network - A method receives from a first server a first domain name system (DNS) request including a first internet protocol (IP) address of the first server, and a second IP address received by the first server from a first system. The method also maps a correlation between the first IP address and the second IP address, and receives from the first server a second DNS request. In response to receiving the second DNS request, the method responds to the first server with a third IP address of a second server, wherein the third IP address is chosen based upon the second IP address. | 06-24-2010 |
20100161760 | Systems and Methods for Determining the Location of a Request on a Content Delivery Network - A client computing system includes a processor that receives a domain name and determines if the domain name is in a list of domain names that are associated with a content delivery network (CDN). In response to determining that the first domain name is in the list, the processor directs a domain name system (DNS) request to a CDN DNS server, instead of to the default DNS server. | 06-24-2010 |
20100159931 | System and Method for Inferring Wireless Trajectories in a Cellular Telephone Network - A device includes a processor configured to determine a number of users in each of a plurality of wireless telephone cells of a trajectory in a wireless telephone network. The processor is also configured to determine handoff data between each adjacent pair of the wireless telephone cells, and to determine a first number of users traveling along the trajectory in the wireless telephone network while on a telephone call. The processor also calculates a total number of users associated with the trajectory in the wireless telephone network based on the handoff data between each adjacent pair of the wireless telephone cells, and based on the first number of users traveling along the trajectory while on the telephone call. | 06-24-2010 |
20100158397 | Method and System for Classifying Image Elements - A method, system, and machine-readable medium for classifying an image element as one of a plurality of categories, including assigning the image element based on a ratio between an unoccluded perimeter of the image element and an occluded perimeter of the image element and coding the image element according to a coding scheme associated with the category to which the image element is classified. Exemplary applications include image compression, where categories include image foreground and background layers. | 06-24-2010 |
20100153802 | System and Method for Anycast Transport Optimization - A system includes first, second, and third content servers, and an edge server. The first, second, and third content servers each are configured to cache content. The edge server is in communication with the first, second, and third content servers. The edge server is configured to receive a content request, and to request different portions of the content from each of the first, second, and third content servers based on a network cost of each of the first, second, and third content servers. | 06-17-2010 |
20100151850 | System and Method for Adapting Mobile Applications - A method for modifying an application of a wireless device based on triggers received at the wireless device includes analyzing a network trigger and at least one other trigger associated with a wireless device, and adjusting a device-level component parameter of the wireless device based on one of the triggers. The method also synchronizes an application parameter of the wireless device with the device-level component parameter; and synchronizes the application parameter with network. A device for performing the method is also disclosed. | 06-17-2010 |
20100150160 | INTERWORKING OAM BETWEEN ETHERNET AND ATM/FRAME RELAY NETWORKS - The present invention provides a network system that interworks OA&M (Operations, Administration and Maintenance) failure notification data from the ATM Domain to the Ethernet Domain and vice versa. Failure indications or notifications are typically routed from one domain to another within 1-2 seconds; providing service providers and customers the ability to react quickly to network faults. This enhances the overall quality of the Ethernet-to-ATM Interworking service and provides a similar level of reliability across the Ethernet/ATM/FR domains. | 06-17-2010 |
20100150018 | System and Method for Testing User Connections in an Internet Protocol Television System - A method for providing a cable service dispatch ticket is disclosed. A new user installation request is received at a server in an Internet Protocol television system. An upstream data rate test is performed for each of a plurality of user connections in the Internet Protocol television system in response to the new user installation request. An upstream data rate that is determined for each of the user connections during the upstream data rate test is recorded. A cable service dispatch ticket for each of the plurality of user connections is provided when a number of the upstream data rates are below a threshold upstream data rate. A device that implements the method is also disclosed. | 06-17-2010 |
20100146565 | System and Method for Verifying Deployment of an Internet Protocol Television Video on Demand Asset - A system includes a subscriber event transmission interface and an enterprise data warehouse. The subscriber event transmission interface is configured to collect first video-on-demand asset metadata from a first video head-end office. The enterprise data warehouse is in communication with the subscriber event transmission interface. The enterprise data warehouse is configured to store a list of a video-on-demand assets deployed to the video head-end office based on the first video-on-demand asset metadata. | 06-10-2010 |
20100146143 | System and Method for Analyzing Data Traffic - A method of analyzing data traffic includes receiving a request at a data analysis system to store a string related to header information associated with a data packet. The method also includes applying a hash function to the string, thereby obtaining a 32-bit intermediate, and applying another hash function to the 32-bit intermediate, thereby obtaining a hash number. Further, the method includes storing the string in an array position corresponding to the hash number, when the array position is empty. | 06-10-2010 |
20100146100 | Flexible Application Classification - A system includes an information storage module and an inspection module. The information storage module is configured to store a plurality of tags. Each tag is associated with a known set of traffic types of a plurality of known sets of traffic types. The inspection module is configured to compare a traffic flow to a set of traffic types to determine a matching set of traffic types, request a tag from the information storage module, and mark the traffic flow with the tag. The tag corresponds to the matching set of traffic types. | 06-10-2010 |
20100146076 | Redirection of Multimedia Content Between Receiver Devices Associated with a User - A provider network is configured to redirect multimedia content between receiver devices associated with a user. Initially, a multimedia stream representative of the multimedia content is transmitted via the provider network to a first receiver device associated with the user. In response to a redirect stimulus, the provider network redirects the streaming of the multimedia content to a second receiver device associated with the user. The multimedia stream transmitted to the second receiver device can be formatted based on the characteristics of the network link between the provider network and the second receiver device, based on specified formatting rules associated with the second receiver device, and the like. The redirect stimulus can include a user-initiated redirect command provided to the provider network via the first receiver device, the second receiver device, or a third device. Alternately, the redirect stimulus can include an automated stimulus generated based on redirect rules. | 06-10-2010 |
20100146040 | System and Method for Content Validation - A method of obtaining content includes receiving a playfile. The playfile includes a chunk ID corresponding to a chunk of the content, a packet ID corresponding to a packet of the chunk, and a hash of the packet. The method further includes obtaining the chunk from a peer, determining a calculated hash for the packet, and discarding the chunk when the calculated hash does not match the hash in the playfile. | 06-10-2010 |
20100146038 | System and Method for Assigning Requests in a Content Distribution Network - A system includes a plurality of edge routers and a route controller. The edge routers are configured to direct requests from a client system to one of a plurality of cache servers. Each of the cache servers is configured to provide content to the client system in response to the requests. The route controller is configured to receive demand information from the edge routers, estimate an optimal request distribution based on the demand information using a bicriteria approximation algorithm, and provide each of the edge routers with route information. | 06-10-2010 |
20100138676 | Microprocessors with improved power efficiency - A microprocessor is arranged to process instructions at least some of which contain at least one immediate value which forms an operand of the function, wherein said immediate value is represented in a format which achieves a greater power efficiency than two's complement when said instructions are processed. | 06-03-2010 |
20100138555 | System and Method to Guide Active Participation in Peer-to-Peer Systems with Passive Monitoring Environment - A method includes identifying shared content by inspecting a peer-to-peer traffic flow and identifying source peers providing the shared content, and requesting the shared content from the source peers. The method further includes receiving requests for the shared content from requesting peers, identifying requesting peers based on the requests for the shared content, and providing the shared content to a local subset of the requesting peers. | 06-03-2010 |
20100134788 | Method for Increasing Accuracy of Measurement of Mean Polarization Mode Dispersion - The present invention provides a method of determining a mean differential group delay associated with a length of optical fiber. The method including measuring a magnitude of a polarization mode dispersion vector as a function of frequency, using a frequency-domain polarization mode dispersion measurement apparatus, where the magnitude of the polarization mode dispersion vector is a scalar differential group delay. Also the method calculates a frequency derivative of the scalar differential group delay from the magnitude of the polarization mode dispersion vector to obtain a first result. The frequency derivative of the scalar differential group delay being a scalar second-order polarization mode dispersion function. The method further multiplies a proportionality coefficient B | 06-03-2010 |
20100128918 | Method and System for Content Distribution Network Performance and Quality Measurement - A content delivery system includes an upload module, a content delivery module, and a quality assurance module. The upload module is configured to receive content from a content provider, and generate an upload signature for the content as received from the content provider. The content delivery module is configured to receive a request for the content from a client system, and provide the content to the client system. The quality assurance module is configured to generate a download signature for the content as delivered to the client, and compare the upload signature and the download signature. When the upload signature and the download signature do not match, the quality assurance module is further configured to generate an alert. | 05-27-2010 |
20100125800 | System and Method for Bridging Communication Services Between Virtual Worlds and the Real World - A system includes a gateway operative to couple the system to a user. The system further includes a first infolet coupled to the gateway, and operative to couple the system to a first virtual world application, a second infolet coupled to the gateway and to the first infolet, and operative to couple the system to a real world application. The system is operable to obtain first information requested by the user from the second infolet and send the first information to the virtual world application through the first infolet. | 05-20-2010 |
20100125643 | Interdomain Network Aware Peer-to-Peer Protocol - A method includes receiving network distance information, receiving a request from a client for an identity of a peer providing content, and identifying a first peer and a second peer providing the content. The network distance information includes a compilation of network distance information provided by a plurality of service providers. The method further includes determining that a network distance between the first peer and the client is less than a network distance between the second peer and the client based on the network distance information, and providing the identity of the first peer to the client. | 05-20-2010 |
20100125626 | Systems and Methods for Directing Content Requests to Servers - A method of delivering content to a client includes receiving a request for the content from the client at a first server, determining the size of the content, and determining an optimal server to provide the content. The method further includes redirecting the client to the optimal server when the size of the content is above a threshold. | 05-20-2010 |
20100122335 | System and Method for Filtering Unwanted Internet Protocol Traffic Based on Blacklists - A system and method for filtering unwanted Internet Protocol traffic based on blacklists receives a first blacklist containing a first plurality of Internet protocol addresses associated with unwanted Internet traffic. The system also operates a first plurality of access control lists adapted to block the unwanted Internet traffic from one of the first Internet protocol addresses listed in the first blacklist. The system also assigns a first weight to each of the first Internet protocol addresses based on a reliability of Internet traffic from each of the first Internet protocol addresses. Additionally, the system reduces a first number of the first access control lists to optimally trade off a number of desirable Internet protocol addresses blocked with a number of bad Internet protocol addresses blocked based on the first weight of each of the first Internet protocol addresses. | 05-13-2010 |
20100121945 | Hybrid Unicast/Anycast Content Distribution Network System - A method includes receiving a request for an edge cache address, and comparing a requester address to an anycast group. The method can further include providing an anycast edge cache address when the requestor address is in the anycast group. Alternatively, the method can further include determining an optimal cache server, and providing a unicast address of the optimal cache server when the requester address is not in the anycast group. | 05-13-2010 |
20100121940 | System and Method for Selectively Caching Hot Content in a Content Delivery System - A method includes receiving a request for content from a client, and determining an elapsed time since a previous request for the content. Additionally, the method includes retrieving the content from a content server and storing the content in a cache when the elapsed time since the previous request for the content is not greater than a threshold. Further, the method includes providing the content to the client. The method also includes determining a cache-hit ratio and altering a threshold in response to the cache-hit ratio. | 05-13-2010 |
20100114786 | WORKLIST INTEGRATION OF LOGICAL AND PHYSICAL TASKS - In accordance with a method of managing work flow, tasks associated with a telecommunications service order from a plurality of worklists of computing source systems are merged into a merged worklist. Each computing source system maintains a respective worklist that includes a task associated with the service order. The tasks of the service order in the merged worklist are prioritized into a prioritized sequence to be completed on a work-when-ready basis. An error in completion of a task associated with a worklist of a source system is detected and a new task to correct the detected error is generated. Further, the worklist of the source system associated with the detected error is updated with the new task and the new task is integrated into a proper position of the prioritized sequence in the merged worklist in accordance with the work-when-ready basis. | 05-06-2010 |
20100106722 | Synthetic Audiovisual Description Scheme, Method and System for MPEG-7 - A method and system for description of synthetic audiovisual content makes it easier for humans, software components or devices to identify, manage, categorize, search, browse and retrieve such content. For instance, a user may wish to search for specific synthetic audiovisual objects in digital libraries, Internet web sites or broadcast media; such a search is enabled by the invention. Key characteristics of synthetic audiovisual content itself such as the underlying 2d or 3d models and parameters for animation of these models are used to describe it. More precisely, to represent features of synthetic audiovisual content, depending on the description scheme to be used, a number of descriptors are selected and assigned values. The description scheme instantiated with descriptor values is used to generate the description, which is then stored for actual use during query/search. Typically, a user, to search for a needed synthetic audiovisual content initiates a query that is passed on to a search engine that then retrieves the candidate content from one or more databases whose description closely matches the query criteria specified by the user. | 04-29-2010 |
20100106491 | Voice Activity Detection and Silence Suppression in a Packet Network - The present invention is a system and method that improves upon voice activity detection by packetizing actual noise signals, typically background noise. In accordance with the present invention an access network receives an input voice signal (including noise) and converts the input voice signal into a packetized voice signal. The packetized voice signal is transmitted via a network to an egress network. The egress network receives the packetized voice signal, converts the packetized voice signal into an output voice signal, and outputs the output voice signal. The egress network also extracts and stores noise packets from the received packetized voice signal and converts the packetized noise signal into an output noise signal. When the access network ceases to receive the input voice signal while the call is still ongoing, the access network instructs the egress network to continually output the output noise signal. | 04-29-2010 |
20100100911 | System and Method for Delivery of Video-on-Demand - A method of providing video-on-demand content includes receiving a request from a set-top box, and determining the video-on-demand content is not stored locally. The request includes a content identifier for the video-on-demand content. The method further includes identifying a peer likely to have the video-on-demand content, receiving at least a first portion of the video-on-demand content from the peer, and providing the video-on-demand content to the set-top box. | 04-22-2010 |
20100100509 | Systems and Methods for Generating Markup-Language Based Expressions from Multi-Modal and Unimodal Inputs - When using finite-state devices to perform various functions, it is beneficial to use finite state devices representing regular grammars with terminals having markup-language-based semantics. By using markup-language-based symbols in the finite state devices, it is possible to generate valid markup-language expressions by concatenating the symbols representing the result of the performed function. The markup-language expression can be used by other applications and/or devices. Finite-state devices are used to convert strings of words and gestures into valid markup-language, for example, XML, expressions that can be used, for example, to provide an application program interface to underlying system applications. | 04-22-2010 |
20100100385 | System and Method for Testing a TTS Voice - Disclosed are various elements of a toolkit used for generating a TTS voice for use in a spoken dialog system. The invention in each case may be in the form of the system, a computer-readable medium or a method for generating the TTS voice. An embodiment of the invention relates to a method for preparing a text-to-speech (TTS) voice for testing and verification. The method comprises processing a TTS voice to be ready for testing, synthesizing words utilizing the TTS voice, presenting to a person a smallest possible subset that contains at least N instances of a group of units in the TTS voice, receiving information from the person associated with corrections needed to the TTS voice and making corrections to the TTS voice according to the received information. | 04-22-2010 |
20100100381 | System and Method for Automatic Verification of the Understandability of Speech - The present invention relates to a system and method for automatically verifying that a message received from a user is intelligible. In an exemplary embodiment, a message is received from the user. A speech level of the user's message may be measured and compared to a pre-determined speech level threshold to determine whether the measured speech level is below the pre-determined speech level threshold. A signal-to-noise ratio of the user's message may be measured and compared to a pre-determined signal-to-noise ratio threshold to determine whether the measured signal-to-noise ratio of the message is below the pre-determined signal-to-noise ratio threshold. An estimate of intelligibility for the user's message may be calculated and compared to an intelligibility threshold to determine whether the calculated estimate of intelligibility is below the intelligibility threshold. If any of the measured speech level, measured signal-to-noise ratio and calculated estimate of intelligibility of the user's message are determined to be below their respective thresholds, the user may be prompted to repeat at least a portion of the message. | 04-22-2010 |
20100100380 | Multitask Learning for Spoken Language Understanding - A system, method and computer-readable medium provide a multitask learning method for intent or call-type classification in a spoken language understanding system. Multitask learning aims at training tasks in parallel while using a shared representation. A computing device automatically re-uses the existing labeled data from various applications, which are similar but may have different call-types, intents or intent distributions to improve the performance. An automated intent mapping algorithm operates across applications. In one aspect, active learning is employed to selectively sample the data to be re-used. | 04-22-2010 |
20100100375 | System and Method for Improved Use of Voice Activity Detection - The present invention is a system and method for packetizing actual noise signals, typically background noise, received by an access gateway from a speaking party and transmitting these packetized noise signals via a network to an egress gateway. The egress gateway converts the packetized noise signal into noise signals suitable for output and transmits the output noise signals to a listening party. When the access gateway detects that no voice signal is being received and only a noise signal is being received for a predetermined period of time, the access gateway instructs the egress network to continually transmit output noise signals to the listening party and ceases to transmit packetized noise signals to the egress gateway. | 04-22-2010 |
20100100211 | EFFECTIVE DEPLOYMENT OF TEMPORAL NOISE SHAPING (TNS) FILTERS | 04-22-2010 |
20100098227 | Method and Apparatus for Voice Mail Notes - A novel method and apparatus for recording an audio note for a voice message stored on a messaging platform are disclosed. | 04-22-2010 |
20100098224 | Method and Apparatus for Automatically Building Conversational Systems - A system and method provides a natural language interface to world-wide web content. Either in advance or dynamically, webpage content is parsed using a parsing algorithm. A person using a telephone interface can provide speech information, which is converted to text and used to automatically fill in input fields on a webpage form. The form is then submitted to a database search and a response is generated. Information contained on the responsive webpage is extracted and converted to speech via a text-to-speech engine and communicated to the person. | 04-22-2010 |
20100097928 | METHOD AND APPARATUS FOR INCREASING SURVIVABILITY IN IP NETWORKS - A method and apparatus for increasing the capability of a network topology model having a plurality of nodes connected by existing links to maintain service continuity in the presence of faults. The steps of the method include adding new links to the network topology model to protect against single node failures, and adjusting link weights for the network topology model to reduce at least one of a cost of network operation and an imbalance in link utilizations. Preferably, the link weights are adjusted to reduce the imbalance in link utilizations without deteriorating the cost of network operation. The link weights are preferably adjusted to reduce the cost of network operation without increasing the imbalance in link utilizations. Preferably, the link weights are adjusted to reduce the cost of network operation without increasing the imbalance in link utilizations while keeping the utilization for each link below a specific threshold. In addition, links can be added to the network topology model to reduce the cost of network operation. | 04-22-2010 |
20100094644 | Microbilling using a trust management system - The present invention provides a microbilling system that integrates with existing billing systems and existing devices. In a preferred embodiment of the invention, the devices store digital certificates with short-lived expiration dates and specifying transaction limits, preferably using a trust management system. A provisioning agent periodically (e.g., once a day) issues the certificates over a secure channel to the devices. When conducting a purchase transaction, the devices exchange certificates via a communication channel (that need not be secure) and the purchasing device issues a digitally signed electronic check which is periodically deposited over an advantageously secure channel with a clearing service. The present invention enables microbilling transactions by embedding liability in the certificates. | 04-15-2010 |
20100094632 | System and Method of Developing A TTS Voice - Disclosed herein are various aspects of a toolkit used for generating a TTS voice for use in a spoken dialog system. The embodiments in each case may be in the form of the system, a computer-readable medium or a method for generating the TTS voice. An embodiment of the invention relates to a method of tracking progress in developing a text-to-speech (TTS) voice. The method comprises insuring that a corpus of recorded speech contains reading errors and matches an associated written text, creating a tuple for each utterance in the corpus and tracking progress for each utterance utilizing the tuple. Various parameters may be tracked using the tuple but the tuple provides a means for enabling multiple workers to efficiently process a database of utterance in preparation of a TTS voice. | 04-15-2010 |
20100094628 | System and Method for Latency Reduction for Automatic Speech Recognition Using Partial Multi-Pass Results - A system and method is provided for reducing latency for automatic speech recognition. In one embodiment, intermediate results produced by multiple search passes are used to update a display of transcribed text. | 04-15-2010 |
20100094591 | Forecasting Outcomes Based on Analysis of Text Strings - A method and a processing device are provided for forecasting whether a record of data for an individual is associated with an outcome. Whether an n-gram associated with one of a group of predictors matches an n-gram included in the record of data is determined. When the n-gram included with the one of the group of predictors matches the n-gram in the record of data, a prediction is made as to whether the record of data is associated with the outcome based on a value assigned to the one of the group of predictors. | 04-15-2010 |
20100088160 | Automatic Learning for Mapping Spoken/Text Descriptions of Products onto Available Products - A method, processing device, and machine-readable medium are provided. Costs of states of a state space are calculated. Each state represent one or more available product attributes having zero or more decided attribute values. The calculating is based, at least in part, on training data associated with previously requested and offered products. Determining a next state such that one or more products are available and a sum of values, including a cost of a next state and a cost of a perturbation of one of the one or more requested product attribute values to reach the next state is a minimum value. A value for a product attribute is mapped according to the minimum sum of values and product attribute values of available products. | 04-08-2010 |
20100080568 | Optical Swapping of Digitally-Encoded Optical Labels - A method and a device are provided for swapping optical labels in an optical communication network. Optical information, including payload data and label data digitally encoded into the optical information, is received. At least one group of bits within the optical information is selectively inverted to rewrite the label data with new label data without changing the payload data. Each of the at least one group of inverted bits includes at least two bits and all bits of each of the at least one group of inverted bits are contiguous bits. | 04-01-2010 |
20100077314 | System and Measured Method for Multilingual Collaborative Network Interaction - Disclosed are systems, methods, and computer readable media for providing a collaborative communication environment. The method embodiment comprises receiving user profiles, establishing a collaborative communication environment where a plurality of users simultaneously interact over a network, converting data to be sent to each user in a collaborative environment based on the respective user's profile, and presenting a localized experience to each user using the converted data. | 03-25-2010 |
20100076762 | Coarticulation Method for Audio-Visual Text-to-Speech Synthesis - A method for generating animated sequences of talking heads in text-to-speech applications wherein a processor samples a plurality of frames comprising image samples. The processor reads first data comprising one or more parameters associated with noise-producing orifice images of sequences of at least three concatenated phonemes which correspond to an input stimulus. The processor reads, based on the first data. second data comprising images of a noise-producing entity. The processor generates an animated sequence of the noise-producing entity. | 03-25-2010 |
20100076750 | System for Low-Latency Animation of Talking Heads - Methods and apparatus for rendering a talking head on a client device are disclosed. The client device has a client cache capable of storing audio/visual data associated with rendering the talking head. The method comprises storing sentences in a client cache of a client device that relate to bridging delays in a dialog, storing sentence templates to be used in dialogs, generating a talking head response to a user inquiry from the client device, and determining whether sentences or stored templates stored in the client cache relate to the talking head response. If the stored sentences or stored templates relate to the talking head response, the method comprises instructing the client device to use the appropriate stored sentence or template from the client cache to render at least a part of the talking head response and transmitting a portion of the talking head response not stored in the client cache, if any, to the client device to render a complete talking head response. If the client cache has no stored data associated with the talking head response, the method comprises transmitting the talking head response to be rendered on the client device. | 03-25-2010 |
20100074115 | System and Method for Designing a Network - A system and computer-readable medium for designing a network are disclosed. A network is designed by a system having modules configured to perform steps that generate the network wherein nodes originate and terminate traffic to keep delay related to node-to-node delay-sensitive communication below a threshold. The computer-readable medium stores instructions for controlling a computing device to design the network. The instructions comprise obtaining an initial network topology including links and traffic routing based on a volume of traffic, allocating a maximum delay to each link in the network topology in proportion to a square root of an imputed cost for each of the links, sizing a bandwidth required for each of the links based on a current traffic routing and at least one of a maximum delay allocated to the link, determining link lengths and rerouting traffic according to shortest paths with respect to the determined link lengths. | 03-25-2010 |
20100069109 | Time-Multiplexed, Two Tier Wireless Device and Method Therefor - Network devices are disclosed where transmission of information over a wireless channel by a device is prevented or allowed during a particular time period based upon a classification of the wireless electronic device, and whether the particular time period is associated with that classification. | 03-18-2010 |
20100067576 | Method and Apparatus to Prioritize Video Information During Coding and Decoding - A method and apparatus prioritizing video information during coding and decoding. Video information is received and an element of the video information, such as a visual object, video object layer, video object plane or keyregion, is identified. A priority is assigned to the identified element and the video information is encoded into a bitstream, such as a visual bitstream encoded using the MPEG-4 standard, including an indication of the priority of the element. The priority information can then be used when decoding the bitstream to reconstruct the video information | 03-18-2010 |
20100058405 | Systems and Methods for Distributing Video on Demand - A method of receiving content includes joining an in-progress multicast stream to receive a first portion of a content. The method further includes sending a request to a peer for a catch-up portion of the content, the request including a deadline for delivery of the content, and receiving the catch-up portion of the content from the peer prior to the deadline. | 03-04-2010 |
20100058385 | System and Method for Detecting Closed Captioning and Creating a Closed Captioning Electronic Programming Guide - A set-top box device includes a detector module and an electronic programming guide module. The detector module is configured to detect a closed captioning flag in a video stream, and to cache electronic programming guide information for the video stream if the video stream includes the closed captioning flag. The detector module is further configured to create a closed captioning electronic programming guide including the electronic programming guide information. The electronic programming guide module is in communication with the detector module, and is configured to output the closed captioning electronic programming guide. | 03-04-2010 |
20100057894 | Targeted Caching to Reduce Bandwidth Consumption - A system includes a name server, an edge cache server, and a local cache server. The name server is configured to provide an anycast IP address in response to a request for an IP address of an origin hostname from a client system. The edge cache server is configured to respond to the anycast IP address and a unicast IP address and to retrieve content from an origin. The local cache server includes a storage and is configured to respond to the anycast IP address, to retrieve content from the edge cache server, and provide the content to a client system. | 03-04-2010 |
20100057805 | System, Method and Computer-Readable Medium for Providing Pattern Matching - A system, method and computer-readable medium are disclosed for identifying representative data using sketches. The method embodiment comprises generating a plurality of vectors from a data set, modifying each of the vectors of the plurality of vectors and selecting one of the plurality of generated vectors according to a comparison of a summed distance between a modified vector associated with the selected generated vector and remaining modified vectors. Modifying the generated vectors may involve reduced each generated vector to a lower dimensional vector. The summed distance then represents a summed distance between the lower dimensional vector and remaining lower dimensional vectors. | 03-04-2010 |
20100054344 | System and Method of Filtering Noise - A system and method of removing noise in a bitstream is disclosed. The system and method are most applicable to removing noise in a bitstream wherein the bitstream is encoded after being segmented into portions based on predefined classifications or models. Based on the segment classifications, each segment or portion is encoded with a different encoder associated with the portion model and chosen from a plurality of encoders. The coded bit-stream for each segment includes information regarding which encoder was used to encode that segment. A circuit for removing noise in video content comprises a first filter connected to a first input switch and a first output switch, the first filter being in parallel with a first pass-through line, a second filter connected to a second input switch and a second output switch, the second filter connected in parallel with a second pass-through line, and a third filter connected to a third input switch in a third output switch. The third filter is connected in parallel with a third pass-through line, wherein the first output switch is connected to the second input switch and the second output switch is connected to the third input switch. The first input switch, first output switch, second input switch, second output switch, third input switch, and third output switch are controlled to either filter each video portion or not filter each video portion according to descriptors related to the video content. | 03-04-2010 |
20100049523 | SYSTEM AND METHOD FOR CONFIGURING VOICE SYNTHESIS - Systems and methods for providing synthesized speech in a manner that takes into account the environment where the speech is presented. A method embodiment includes, based on a listening environment and at least one other parameter associated with at least one other parameter, selecting an approach from the plurality of approaches for presenting synthesized speech in a listening environment, presenting synthesized speech according to the selected approach and based on natural language input received from a user indicating that an inability to understand the presented synthesized speech, selecting a second approach from the plurality of approaches and presenting subsequent synthesized speech using the second approach. | 02-25-2010 |
20100049519 | Recognizing the Numeric Language in Natural Spoken Dialogue - A system and a method are provided. A speech recognition processor receives unconstrained input speech and outputs a string of words. The speech recognition processor is based on a numeric language that represents a subset of a vocabulary. The subset includes a set of words identified as being for interpreting and understanding number strings. A numeric understanding processor contains classes of rules for converting the string of words into a sequence of digits. The speech recognition processor utilizes an acoustic model database. A validation database stores a set of valid sequences of digits. A string validation processor outputs validity information based on a comparison of a sequence of digits output by the numeric understanding processor with valid sequences of digits in the validation database. | 02-25-2010 |
20100042697 | SYSTEM AND METHOD OF CUSTOMIZING ANIMATED ENTITIES FOR USE IN A MULTIMEDIA COMMUNICATION APPLICATION - In an embodiment, a method is provided for creating a personal animated entity for delivering a multi-media message from a sender to a recipient. An image file from the sender may be received by a server. The image file may include an image of an entity. The sender may be requested to provide input with respect to facial features of the image of the entity in preparation for animating the image of the entity. After the sender provides the input with respect to the facial features of the image of the entity, the image of the entity may be presented as a personal animated entity to the sender to preview. Upon approval of the preview from the sender, the image of the entity may be presented as a sender-selectable personal animated entity for delivering the multi-media message to the recipient. | 02-18-2010 |
20100042408 | SYSTEM FOR BANDWIDTH EXTENSION OF NARROW-BAND SPEECH - A system and method are disclosed for extending the bandwidth of a narrowband signal such as a speech signal. The method applies a parametric approach to bandwidth extension but does not require training. The parametric representation relates to a discrete acoustic tube model (DATM). The method comprises computing narrowband linear predictive coefficients (LPCs) from a received narrowband speech signal, computing narrowband partial correlation coefficients (parcors) using recursion, computing M | 02-18-2010 |
20100042404 | METHOD FOR BUILDING A NATURAL LANGUAGE UNDERSTANDING MODEL FOR A SPOKEN DIALOG SYSTEM - A method of generating a natural language model for use in a spoken dialog system is disclosed. The method comprises using sample utterances and creating a number of hand crafted rules for each call-type defined in a labeling guide. A first NLU model is generated and tested using the hand crafted rules and sample utterances. A second NLU model is built using the sample utterances as new training data and using the hand crafted rules. The second NLU model is tested for performance using a first batch of labeled data. A series of NLU models are built by adding a previous batch of labeled data to training data and using a new batch of labeling data as test data to generate the series of NLU models with training data that increases constantly. If not all the labeling data is received, the method comprises repeating the step of building a series of NLU models until all labeling data is received. After all the training data is received, at least once, the method comprises building a third NLU model using all the labeling data, wherein the third NLU model is used in generating the spoken dialog service. | 02-18-2010 |
20100040204 | Performance Testing of Echo Cancellers Using a White Noise Test Signal - Testing equipment for and a method of performance testing an echo canceller are disclosed. The method includes generating a white noise test signal that includes a plurality of high-level white noise time segments, each of which is separated by a low-level white noise time gap. The generated white noise test signal is transmitted to the echo canceller. At least one echo output signal is received from the echo canceller, and the echo output signal results from the white noise test signal. The level and duration of the received at least one echo output signal are measured. | 02-18-2010 |
20100037266 | Multimedia Channel Sharing - An initiating viewer identifies a multimedia channel and submits a request to share the multimedia channel with at least one recipient viewer at another viewer premises. This request is processed by the multimedia receiver of the initiating viewer so as to generate a channel change request for submission to a service provider. In response to the channel share request, the service provider queries the recipient viewer to determine whether the recipient viewer accepts or rejects the offered multimedia channel. If the recipient viewer accepts the multimedia channel, the multimedia channel can be provided to the multimedia receiver of the recipient viewer either for storage for later playback or for immediate playback concurrent with the provision of the multimedia channel to the initiating viewer. Billing for costs associated with the shared multimedia channel is conducted based on billing feedback provided by the initiating viewer. | 02-11-2010 |
20100037256 | Multimedia Channel Sharing Across Access Network Boundaries - An initiating viewer identifies a multimedia channel and submits a request to share the multimedia channel with at least one recipient viewer at another viewer premises. This request is processed by the multimedia receiver of the initiating viewer so as to generate a channel change request for submission to a service provider. In response to the channel share request, the service provider queries the recipient viewer to determine whether the recipient viewer accepts or rejects the offered multimedia channel. If the recipient viewer accepts the multimedia channel, the multimedia channel can be provided to the multimedia receiver of the recipient viewer either for storage for later playback or for immediate playback concurrent with the provision of the multimedia channel to the initiating viewer. Billing for costs associated with the shared multimedia channel is conducted based on billing feedback provided by the initiating viewer. | 02-11-2010 |
20100030764 | Recommender System Utilizing Collaborative Filtering Combining Explicit and Implicit Feedback with both Neighborhood and Latent Factor Models - Example collaborative filtering techniques provide improved recommendation prediction accuracy by capitalizing on the advantages of both neighborhood and latent factor approaches. One example collaborative filtering technique is based on an optimization framework that allows smooth integration of a neighborhood model with latent factor models, and which provides for the inclusion of implicit user feedback. A disclosed example Singular Value Decomposition (SVD)-based latent factor model facilitates the explanation or disclosure of the reasoning behind recommendations. Another example collaborative filtering model integrates neighborhood modeling and SVD-based latent factor modeling into a single modeling framework. These collaborative filtering techniques can be advantageously deployed in, for example, a multimedia content distribution system of a networked service provider. | 02-04-2010 |
20100023828 | IP Multicast with IP Unicast/Multicast Error Correction - A method of delivering digital information includes joining a multicast group, and receiving a segment from a server directed to the multicast group. Further, the method further includes determining a transmission error has occurred resulting in an incomplete segment, and sending an error notification to the server requesting retransmission of at least a portion of the incomplete segment. Additionally, the method includes receiving a retransmission of the at least a portion of the incomplete segment. The at least a portion of the incomplete segment may be received through an IP unicast connection or as a multicast retransmission. | 01-28-2010 |
20100020688 | Systems and Methods for Proactive Surge Protection - A system for protecting a network from a traffic surge includes a data collection module, an allocation module, and a traffic flow module. The data collection module is configured to obtain network utilization information for a plurality of traffic flows. The allocation module is configured to determine a bandwidth allocation to minimize a drop probability for the plurality of traffic flows. The traffic flow module is configured to preferentially drop network packets for a traffic flow exceeding the optimal bandwidth allocation. | 01-28-2010 |
20100020687 | Proactive Surge Protection - A system for protecting a network from a traffic surge includes a data collection module, an allocation module, and a traffic flow module. The data collection module is configured to obtain network utilization information for a plurality of traffic flows. The allocation module is configured to determine an optimal bandwidth allocation for each of the plurality of traffic flows. The traffic flow module is configured to preferentially drop network packets for a traffic flow exceeding the optimal bandwidth allocation. | 01-28-2010 |
20090328122 | METHOD AND APPARATUS FOR PRESENTING MEDIA PROGRAMS - A system that incorporates teachings of the present disclosure may include, for example, a system having a controller to collect one or more temporal actions initiated by each of a plurality of users while presenting a media program to said plurality of users, generate one or more symbolic overlays according to the one or more temporal actions collected for each user, and combine the presentation of the media program with a presentation of the one or more symbolic overlays. Other embodiments are disclosed. | 12-31-2009 |
20090322778 | SYSTEM AND METHOD FOR ENCODING AND DECODING USING TEXTURE REPLACEMENT - The invention provides devices and methods that process images. The invention processes a received signal representing information of texture and information of an image, which has the texture removed from at least one region. The image information is encoded to obtain encoded information of the image. An output signal is generated representing the texture information and the encoded image information. In another embodiment, the invention synthesizes texture based on the received texture information, decodes received image information, which is encoded, to obtain a decoded image, and then maps the synthesized texture onto the decoded image. | 12-31-2009 |
20090320102 | Methods for Distributing Information Using Secure Peer-to-Peer Communications - A method for providing access to secure peer-to-peer communications to a device can include receiving a request to join an interest group. The request can include a device identification number of the device. The method can further include determining access rights for the device. The access rights can include permission to access shared messages of the interest group. Additionally, the method can include providing an access key to the device. The access key can enable the device to access shared messages of the interest group. | 12-24-2009 |
20090316878 | System and Method of Providing a High-Quality Voice Network Architecture Over IP Centrex - A system and method are disclosed for providing high quality sound communications in an IP Centrex environment. The method aspect of the invention comprises, from a network switch, negotiating between a first customer premises equipment (CPE) and a second CPE, the negotiation being related to a possible quality of a call between the first CPE and the second CPE. Next, the switch controls mapping between a dialing plan and a network address, determining a network address of the first CPE and the second CPE and connecting the call between the first CPE and the second CPE. In this manner, the highest quality and broadest bandwidth possible between the first CPE and second CPE through the IP Centrex environment may be used for the call. | 12-24-2009 |
20090313025 | Automatic Segmentation in Speech Synthesis - A method and system are disclosed that automatically segment speech to generate a speech inventory. The method includes initializing a Hidden Markov Model (HMM) using seed input data, performing a segmentation of the HMM into speech units to generate phone labels, correcting the segmentation of the speech units. Correcting the segmentation of the speech units includes re-estimating the HMM based on a current version of the phone labels, embedded re-estimating of the HMM, and updating the current version of the phone labels using spectral boundary correction. The system includes modules configured to control a processor to perform steps of the method. | 12-17-2009 |
20090300041 | Method and System for Training a Text-to-Speech Synthesis System Using a Specific Domain Speech Database - A method and system are disclosed that train a text-to-speech synthesis system for use in speech synthesis. The method includes generating a speech database of audio files comprising domain-specific voices having various prosodies, and training a text-to-speech synthesis system using the speech database by selecting audio segments having a prosody based on at least one dialog state. The system includes a processor, a speech database of audio files, and modules for implementing the method. | 12-03-2009 |
20090299758 | Method and Apparatus for Reducing Access Delay in Discontinuous Transmission Packet Telephony Systems - Systems are disclosed for operating a communications network. The system includes a module to buffer frames of a signal, and a module to determine an access delay. The system also includes a module to compress a portion of the signal based on the access delay by removing a first portion of a frame of the signal and generating an overlap-added segment from a first segment and a second segment of the frame. In another embodiment, the system includes a module to buffer frames of a signal, a module to establish a communication channel with a handset, and a module to determine an access delay. The system also includes a module to compress a portion of the signal based on the access delay by removing a first portion of a frame of the signal and generating an overlap-added segment from a first segment and a second segment of the frame. | 12-03-2009 |
20090292529 | SYSTEM AND METHOD OF PROVIDING A SPOKEN DIALOG INTERFACE TO A WEBSITE - Disclosed is a system and method for training a spoken dialog service component from website data. Spoken dialog service components typically include an automatic speech recognition module, a language understanding module, a dialog management module, a language generation module and a text-to-speech module. The method includes converting data from a structured database associated with a website to a structured text data set and a structured task knowledge base, extracting linguistic items from the structured database, and training a spoken dialog service component using at least one of the structured text data, the structured task knowledge base, or the linguistic items. The system includes modules configured to implement the method. | 11-26-2009 |
20090290694 | METHODS AND SYSTEM FOR CREATING VOICE FILES USING A VOICEXML APPLICATION - Methods and systems for audio file insertion in spoken dialog code for use in interactive voice services are provided. The method includes identifying an audio tag in spoken dialog code of an interactive voice system, extracting data associated with the audio tag, generating a database query based on the extracted data, and retrieving at least one audio filename associated with an audio file to be played to a user in the interactive voice system, and replacing the extracted data with the audio filename in the spoken dialog code if the audio file associated with the audio filename matches at least a portion of the extracted data. The system includes a processor and modules for performing the steps of the method. | 11-26-2009 |
20090281806 | SYSTEM AND METHOD FOR SPELLING RECOGNITION USING SPEECH AND NON-SPEECH INPUT - A system and method for non-speech input or keypad-aided word and spelling recognition is disclosed. The method includes generating an unweighted grammar, selecting a database of words, generating a weighted grammar using the unweighted grammar and a statistical letter model trained on the database of words, receiving speech from a user after receiving the non-speech input and after generating the weighted grammar, and performing automatic speech recognition on the speech and non-speech input using the weighted grammar. If a confidence is below a predetermined level, then the method includes receiving non-speech input from the user, disambiguating possible spellings by generating a letter lattice based on a user input modality, and constraining the letter lattice and generating a new letter string of possible word spellings until a letter string is correctly recognized. | 11-12-2009 |
20090276225 | METHOD FOR AUTOMATED SENTENCE PLANNING IN A TASK CLASSIFICATION SYSTEM - The invention relates to a method for sentence planning ( | 11-05-2009 |
20090259465 | LOW LATENCY REAL-TIME VOCAL TRACT LENGTH NORMALIZATION - A method and system for training an automatic speech recognition system are provided. The method includes separating training data into speaker specific segments, and for each speaker specific segment, performing the following acts: generating spectral data, selecting a first warping factor and warping the spectral data, and comparing the warped spectral data with a speech model. The method also includes iteratively performing the steps of selecting another warping factor and generating another warped spectral data, comparing the other warped spectral data with the speech model, and if the other warping factor produces a closer match to the speech model, saving the other warping factor as the best warping factor for the speaker specific segment. The system includes modules configured to control a processor in the system to perform the steps of the method. | 10-15-2009 |
20090254344 | ACTIVE LABELING FOR SPOKEN LANGUAGE UNDERSTANDING - A spoken language understanding method and system are provided. The method includes classifying a set of labeled candidate utterances based on a previously trained classifier, generating classification types for each candidate utterance, receiving confidence scores for the classification types from the trained classifier, sorting the classified utterances based on an analysis of the confidence score of each candidate utterance compared to a respective label of the candidate utterance, and rechecking candidate utterances according to the analysis. The system includes modules configured to control a processor in the system to perform the steps of the method. | 10-08-2009 |
20090248416 | SYSTEM AND METHOD OF SPOKEN LANGUAGE UNDERSTANDING USING WORD CONFUSION NETWORKS - Word lattices that are generated by an automatic speech recognition system are used to generate a modified word lattice that is usable by a spoken language understanding module. In one embodiment, the spoken language understanding module determines a set of salient phrases by calculating an intersection of the modified word lattice, which is optionally preprocessed, and a finite state machine that includes a plurality of salient grammar fragments. | 10-01-2009 |
20090232132 | COMMON MOBILITY MANAGEMENT PROTOCOL FOR MULTIMEDIA APPLICATIONS, SYSTEMS AND SERVICES - A framework of a common mobility management protocol for Q.5/16 includes a high level protocol for performing the functions of address resolution, routing, location update and authentication. The common mobility management protocol can be used by existing and future multimedia applications (MA's) to support mobility management for messaging among mobility management authentication function (AuF), home location function (HLF) and visitor location function (VLF) databases/servers, and the corresponding multimedia application functional entities (MAFEs) of the multimedia applications (MA's). The common mobility management protocol may replace, act in concert with or in sequence with existent interworking protocols for the various multimedia applications. Reference point architectures, functional characteristics, features, and capabilities of the protocol are described including call flows and message syntax. The disclosure presents the scope of Q.5/16 and how H.MMS.1 (H.323 Mobility), H.MMS.2 (Global Mobility), and H.MMS.3 (Presence/Instant Messaging Mobility) can be a part of the same common mobility management protocol. | 09-17-2009 |
20090222267 | AUTOMATED SENTENCE PLANNING IN A TASK CLASSIFICATION SYSTEM - The invention relates to a task classification system ( | 09-03-2009 |
20090213932 | BIDIRECTIONAL PREDICTED PICTURES OR VIDEO OBJECT PLANES FOR EFFICIENT AND FLEXIBLE CODING - A method is provided for decoding a bit stream representing an image that has been encoded The method includes the steps of: performing an entropy decoding of the bit stream to form a plurality of transform coefficients and a plurality of motion vectors; performing an inverse transformation on the plurality of transform coefficients to form a plurality of error blocks; determining a plurality of predicted blocks based on bidirectional motion estimation that employs the motion vectors, wherein the bidirectional motion estimation includes a direct prediction mode and a second prediction mode; and, adding the plurality of error blocks to the plurality of predicted blocks to form the image. The second prediction mode may include forward, backward, and interpolated prediction modes. | 08-27-2009 |
20090198493 | System and Method for Unsupervised and Active Learning for Automatic Speech Recognition - A system and method is provided for combining active and unsupervised learning for automatic speech recognition. This process enables a reduction in the amount of human supervision required for training acoustic and language models and an increase in the performance given the transcribed and un-transcribed data. | 08-06-2009 |
20090187584 | Query-aware sampling of data streams - A system, method and computer-readable medium provide for assigning sampling methods to each input stream for arbitrary query sets in a data stream management system. The method embodiment comprises splitting all query nodes in a query directed acyclic graph (DAG) having multiple parent nodes into sets of independent nodes having a single parent, computing a grouping set for every node in each set of independent nodes, reconciling each parent node with each child node in each set of independent node, reconciling between multiple child nodes that share a parent node and generating a final grouping set for at least one node describing how to sample an input stream for that node. | 07-23-2009 |
20090185692 | System and Method of Retrieving a Watermark Within a Signal - A system and method of retrieving a watermark in a watermarked signal are disclosed. The watermarked signal comprises odd and even overlapped blocks where the watermark is contained in the even blocks. The method comprises, for each k-th even block, subtracting the two adjacent odd numbered blocks from the k-th even block of the watermarked signal to retrieve | 07-23-2009 |
20090180645 | SYSTEM AND METHOD FOR DEPLOYING FILTERS FOR PROCESSING SIGNALS - A system, method and computer-readable medium are disclosed for using filters signal processing. The system includes a module that calculates a filter for each of a plurality of frequency bands, a module that groups the filters into a plurality of groups, a module that determines a representative filter for each group of the plurality of groups and a module that uses the representative filter of each group for frequency bands of the each group. The filters are temporal noise shaping filters (TNS) filters. | 07-16-2009 |
20090169210 | DIGITAL ENCODING OF LABELS FOR OPTICAL PACKET NETWORKS - Methods and apparatuses are provided for transmitting labels in an optical packet network. Groups of K payload bits are encoded into blocks of N bits by using a code in which each of the groups of K payload bits is represented by a corresponding one of at least two distinct codewords of differing weights to form coded payload packet data, where K and N are integers and K07-02-2009 | |
20090157736 | MULTIMEDIA INTEGRATION DESCRIPTION SCHEME, METHOD AND SYSTEM FOR MPEG-7 - The invention provides a system and method for integrating multimedia descriptions in a way that allows humans, software components or devices to easily identify, represent, manage, retrieve, and categorize the multimedia content. In this manner, a user who may be interested in locating a specific piece of multimedia content from a database, Internet, or broadcast media, for example, may search for and find the multimedia content. In this regard, the invention provides a system and method that receives multimedia content and separates the multimedia content into separate components which are assigned to multimedia categories, such as image, video, audio, synthetic and text. Within each of the multimedia categories, the multimedia content is classified and descriptions of the multimedia content are generated. The descriptions are then formatted, integrated, using a multimedia integration description scheme, and the multimedia integration description is generated for the multimedia content. The multimedia description is then stored into a database. As a result, a user may query a search engine which then retrieves the multimedia content from the database whose integration description matches the query criteria specified by the user. The search engine can then provide the user a useful search result based on the multimedia integration description. | 06-18-2009 |
20090144050 | SYSTEM AND METHOD FOR AUGMENTING SPOKEN LANGUAGE UNDERSTANDING BY CORRECTING COMMON ERRORS IN LINGUISTIC PERFORMANCE - A method and system for automatic speech recognition are disclosed. The method comprises receiving speech from a user, the speech including at least one speech error, increasing the probabilities of closely related words to the at least one speech error and processing the received speech using the increased probabilities. A corpora of data having common words that are mis-stated is used to identify and increase the probabilities of related words. The method applies to at least the automatic speech recognition module and the spoken language understanding module. | 06-04-2009 |
20090116689 | SYSTEM AND METHOD OF WATERMARKING A SIGNAL - A system and method of generating a watermarked signal are disclosed. The system segments the signal into overlapping blocks using a window function and processes the overlapping blocks according to whether each block is odd- or even-numbered. The system windows the odd-numbered blocks, modulates the phase of each block in the frequency domain, transforms each modulated block in the time domain, windows each block transformed into the time domain and overlap-adds each odd-numbered block with each even-numbered block to generate the watermarked signal. | 05-07-2009 |
20090112845 | SYSTEM AND METHOD FOR LANGUAGE SENSITIVE CONTEXTUAL SEARCHING - A method, system and computer-readable media for searching a database and returning relevant results are disclosed. The method includes the steps of receiving a user query in one language, searching a database based on the user query to obtain one or more results, processing the results according to a local linguistic context association with the user query, and presenting to the user the results with an identifier for each result in which a local linguistic context around a location of the user query is in a second language. | 04-30-2009 |
20090112602 | SYSTEM AND METHOD FOR CONTROLLING DEVICES THAT ARE CONNECTED TO A NETWORK - A system, method and computer-readable medium for controlling devices connected to a network. The method includes receiving an utterance from a user for remotely controlling a device in a network; converting the received utterance to text using an automatic speech recognition module; accessing a user profile in the network that governs access to a plurality of devices on the network and identifiers which control a conversion of the text to a device specific control language; identifying based on the text a device to be controlled; converting at least a portion of the text to the device control language; and transmitting the device control language to the identified device, wherein the identified device implements a function based on the transmitted device control language. | 04-30-2009 |
20090112600 | SYSTEM AND METHOD FOR INCREASING ACCURACY OF SEARCHES BASED ON COMMUNITIES OF INTEREST - Disclosed are systems, methods and computer-readable media for using a local communication network to generate a speech model. The method includes retrieving for an individual a list of numbers in a calling history, identifying a local neighborhood associated with each number in the calling history, truncating the local neighborhood associated with each number based on the at least one parameter, retrieving a local communication network associated with each number in the calling history and each phone number in the local neighborhood, and creating a language model for the individual based on the retrieved local communication network. The generated language model may be used for improved automatic speech recognition for audible searches as well as other modules in a spoken dialog system. | 04-30-2009 |
20090112590 | SYSTEM AND METHOD FOR IMPROVING INTERACTION WITH A USER THROUGH A DYNAMICALLY ALTERABLE SPOKEN DIALOG SYSTEM - Disclosed are systems and methods for dynamically interacting with a user through a spoken dialogue system. A method includes the steps of (1) receiving a user utterance, (2) analyzing the user utterance for a threshold determination of dialect, (3) generating a response that reflects an incremental implementation of the dialect, (4) further varying the perceived implementation of the dialect in subsequent responses by a process of: (a) receiving a subsequent user utterance, (b) determining a modified level of confidence in the dialect based at least in part from the subsequent utterance, (c) generating a subsequent response that implements an incremental variation according to the modified level of confidence. | 04-30-2009 |
20090112585 | TIMING OF SPEECH RECOGNITION OVER LOSSY TRANSMISSION SYSTEMS - Recognizing a stream of speech received as speech vectors over a lossy communications link includes constructing for a speech recognizer a series of speech vectors from packets received over a lossy packetized transmission link, wherein some of the packets associated with each speech vector are lost or corrupted during transmission. Each constructed speech vector is multi-dimensional and includes associated features. After waiting for a predetermined time, speech vectors are generated and potentially corrupted features within the speech vector are indicated to the speech recognizer when present. Speech recognition is attempted at the speech recognizer on the speech vectors when corrupted features are present. This recognition may be based only on certain or valid features within each speech vector. Retransmission of a missing or corrupted packet is requested when corrupted values are indicated by the indicating step and when the attempted recognition step fails. | 04-30-2009 |
20090094036 | SYSTEM AND METHOD OF HANDLING PROBLEMATIC INPUT DURING CONTEXT-SENSITIVE HELP FOR MULTI-MODAL DIALOG SYSTEMS - A method of presenting a multi-modal help dialog move to a user in a multi-modal dialog system is disclosed. The method comprises presenting an audio portion of the multi-modal help dialog move that explains available ways of user inquiry and presenting a corresponding graphical action performed on a user interface associated with the audio portion. The multi-modal help dialog move is context-sensitive and uses current display information and dialog contextual information to present a multi-modal help move that is currently related to the user. A user request or a problematic dialog detection module may trigger the multi-modal help move. | 04-09-2009 |
20090094035 | METHOD AND SYSTEM FOR PRESELECTION OF SUITABLE UNITS FOR CONCATENATIVE SPEECH - A system and method for improving the response time of text-to-speech synthesis utilizes “triphone contexts” (i.e., triplets comprising a central phoneme and its immediate context) as the basic unit, instead of performing phoneme-by-phoneme synthesis. The method comprises a method of generating a triphone preselection cost database for use in speech synthesis, the method comprising 1) selecting a triphone sequence u | 04-09-2009 |
20090092190 | METHODS AND APPARATUS FOR INTEGRATING EXTERNAL APPLICATIONS INTO AN MPEG-4 SCENE - A method of decoding, composing and rendering a scene. First information is obtained, the first information including a part of a MPEG-4 BIFS scene description stream and at least one coded MPEG-4 media stream. The first information is decoded by invoking a BIFS scene decoder and one or more specific media decoders that are required by the scene. Second information is obtained, the second information including a second part of a BIFS scene description stream that contains a reference to an external application. The second information is decoded by invoking the BIFS scene decoder and an external application decoder. An integrated scene is composed, the integrated scene including one or more decoded MPEG-4 media objects and one or more external application objects specified in the decoded scene descriptions streams. The composed integrated scene is rendered on a display. | 04-09-2009 |
20090092155 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TO A COMMUNICATION CHANNEL - A method and an apparatus provide for controlled access to a shared communication medium. Time slots on a forward channel include information regarding status useful for remote units to determine whether a reverse channel is available for seizure. Additionally, information along the forward channel provides guidance to the remote units to control attempts to seize the reverse channel. In one embodiment a remote unit divides a data package into a plurality of portions and attempts to seize the reverse channel using a single portion of the data package which corresponds to one time slot on the reverse channel. It then waits until it receives notification along the forward channel that the first data portion was successfully received before it attempts to send any of the remainder of its data in consecutive time slots on the reverse channel. | 04-09-2009 |
20090070311 | SYSTEM AND METHOD USING A DISCRIMINATIVE LEARNING APPROACH FOR QUESTION ANSWERING - Disclosed are systems, methods, and computer readable media for answers to natural language questions. The method embodiment comprises training a lexical association model between a question and a first set of one or more possible answers, training a semantic association model between a question and a second set of one or more possible answers, receiving a user question containing at least one query word, parsing the user question syntactically and semantically, formulating a query from the parsed user question containing at least one query word, expanding the query based on the lexical association model and the semantic association model, weighting the at least one query word according to its importance when answering the user question, and returning an answer based on the weighted at least one query word, the lexical association model, and the semantic association model. Other features include using question-answer pairs mined to train the models and returning a plurality of answers in an order based on the lexical association model and the semantic association model. | 03-12-2009 |
20090070113 | SYSTEM FOR HANDLING FREQUENTLY ASKED QUESTIONS IN A NATURAL LANGUAGE DIALOG SERVICE - A voice-enabled help desk service is disclosed. The service comprises an automatic speech recognition module for recognizing speech from a user, a spoken language understanding module for understanding the output from the automatic speech recognition module, a dialog management module for generating a response to speech from the user, a natural voices text-to-speech synthesis module for synthesizing speech to generate the response to the user, and a frequently asked questions module. The frequently asked questions module handles frequently asked questions from the user by changing voices and providing predetermined prompts to answer the frequently asked question. | 03-12-2009 |
20090063561 | MEDIA MANAGEMENT BASED ON DERIVED QUANTITATIVE DATA OF QUALITY - Disclosed are systems, methods, and computer readable media for media management based on derived quantitative data of quality. The method embodiment comprises receiving a request for a media file, identifying one or more media files associated with the request, measuring at least one audio or visual quality associated with each media file by analyzing at least one of: compression artifacts or grading for each media file, generating quantitative data based on the measured at least one audio or visual quality for each media file, and returning the quantitative data associated with each media file. Other features include the ability to compare, archive, filter, sort and select media files based on the quantitative data. | 03-05-2009 |
20090063375 | SYSTEM AND METHOD FOR COMPILING RULES CREATED BY MACHINE LEARNING PROGRAM - A system, a method, and a machine-readable medium are provided. A group of linear rules and associated weights are provided as a result of machine learning. Each one of the group of linear rules is partitioned into a respective one of a group of types of rules. A respective transducer for each of the linear rules is compiled. A combined finite state transducer is created from a union of the respective transducers compiled from the linear rules. | 03-05-2009 |
20090063153 | SYSTEM AND METHOD FOR BLENDING SYNTHETIC VOICES - A system and method for generating a synthetic text-to-speech TTS voice are disclosed. A user is presented with at least one TTS voice and at least one voice characteristic. A new synthetic TTS voice is generated by blending a plurality of existing TTS voices according to the selected voice characteristics. The blending of voices involves interpolating segmented parameters of each TTS voice. Segmented parameters may be, for example, prosodic characteristics of the speech such as pitch, volume, phone durations, accents, stress, mis-pronunciations and emotion. | 03-05-2009 |
20090063145 | Combining active and semi-supervised learning for spoken language understanding - Combined active and semi-supervised learning to reduce an amount of manual labeling when training a spoken language understanding model classifier. The classifier may be trained with human-labeled utterance data. Ones of a group of unselected utterance data may be selected for manual labeling via active learning. The classifier may be changed, via semi-supervised learning, based on the selected ones of the unselected utterance data. | 03-05-2009 |
20090063144 | SYSTEM AND METHOD FOR PROVIDING A COMPENSATED SPEECH RECOGNITION MODEL FOR SPEECH RECOGNITION - An automatic speech recognition (ASR) system and method is provided for controlling the recognition of speech utterances generated by an end user operating a communications device. The ASR system and method can be used with a communications device that is used in a communications network. The ASR system can be used for ASR of speech utterances input into a mobile device, to perform compensating techniques using at least one characteristic and for updating an ASR speech recognizer associated with the ASR system by determined and using a background noise value and a distortion value that is based on the features of the mobile device. The ASR system can be used to augment a limited data input capability of a mobile device, for example, caused by limited input devices physically located on the mobile device. | 03-05-2009 |
20090059905 | SYSTEM AND METHOD OF PROVIDING A HIGH-QUALITY VOICE NETWORK ARCHITECTURE - Embodiments of the invention include a system and method for providing high quality voice/sound communications over a local loop of a telephone network. The method aspect of the invention comprises receiving a voice signal, digitizing the voice signal into a high quality voice signal, utilizing sampling rates greater than 8000 samples per second and/or sample sizes greater than 8 bits per sample, negotiating voice processing characteristics between a customer premises equipment and a network element such as a softswitch, receiving speech from a user at a customer premises equipment according to the negotiation, converting the received speech into high bandwidth signal and transmitting the high bandwidth signal to a telephone local loop, transmitting the high bandwidth signal from the local loop to wideband node that packetizes the high bandwidth signal for transmission to a packet network and receiving the packetized signal from the packet network at a switch that switches between an on-network or off-network status. A voice over IP platform may also be used to route packetized signals from the packet network to either the telephone network or another packet network. | 03-05-2009 |
20090043585 | SYSTEM AND METHOD FOR PERFORMING SPEECH SYNTHESIS WITH A CACHE OF PHONEME SEQUENCES - Disclosed are systems, methods, and computer readable media for performing speech synthesis. The method embodiment comprises applying a first part of a speech synthesizer to a text corpus to obtain a plurality of phoneme sequences, the first part of the speech synthesizer only identifying possible phoneme sequences, for each of the obtained plurality of phoneme sequences, identifying joins that would be calculated to synthesize each of the plurality of respective phoneme sequences, and adding the identified joins to a cache for use in speech synthesis. | 02-12-2009 |
20090019009 | SYSTEMS, METHODS AND COMPUTER PROGRAM PRODUCTS FOR SEARCHING WITHIN MOVIES (SWiM) - Disclosed are systems, methods and computer-readable media for processing a series of media files into a searchable format. The method includes generating a media database by processing each of a plurality of programs. The steps of the method include extracting a subtitle track from each of the programs, retrieving at least one frame associated with the subtitle track, adding metadata to the extracted subtitle track and at least one frame, processing the subtitle track, program statistics and at least one frame in a media database. Another aspect includes receiving a user query associated with dialog in a program, searching the media database and presenting a listing of results, receiving a user selection or program from their listing and transmitting at least one frame, a portion of associated subtitle track and prompts for ordering the program. | 01-15-2009 |
20090018819 | TRACKING CHANGES IN STRATIFIED DATA-STREAMS - Disclosed are systems, methods, and computer readable media for detecting and coordinating changes in stratified data streams. The method embodiment comprises receiving one or more data streams, each data stream comprising at least one lexical item and having at least one metavalue, detecting a change in a frequency of the at least one lexical item for each metavalue separately, coordinating the change in frequency of the at least one lexical item with changes in frequencies of lexical items associated with the at least one lexical item by grouping the at least one lexical item and the associated lexical items over time and across at least one metavalue, wherein end grouping is a coordinated change-event, and presenting a summarization of the coordinated change-event to a user. | 01-15-2009 |
20090006088 | SYSTEM AND METHOD OF PERFORMING SPEECH RECOGNITION BASED ON A USER IDENTIFIER - Speech recognition models are dynamically re-configurable based on user information, application information, background information such as background noise and transducer information such as transducer response characteristics to provide users with alternate input modes to keyboard text entry. Word recognition lattices are generated for each data field of an application and dynamically concatenated into a single word recognition lattice. A language model is applied to the concatenated word recognition lattice to determine the relationships between the word recognition lattices and repeated until the generated word recognition lattices are acceptable or differ from a predetermined value only by a threshold amount. These techniques of dynamic re-configurable speech recognition provide for deployment of speech recognition on small devices such as mobile phones and personal digital assistants as well environments such as office, home or vehicle while maintaining the accuracy of the speech recognition. | 01-01-2009 |
20080319763 | SYSTEM AND DIALOG MANAGER DEVELOPED USING MODULAR SPOKEN-DIALOG COMPONENTS - A dialog manager and spoken dialog service having a dialog manager generated according to a method comprising selecting a top level flow controller based on application type, selecting available reusable subdialogs for each application part, developing a subdialog for each application part not having an available subdialog and testing and deploying the spoken dialog service using the selected top level flow controller, selected reusable subdialogs and developed subdialogs. The dialog manager capable of handling context shifts in a spoken dialog with a user. Application dependencies are established in the top level flow controller thus enabling the subdialogs to be reusable and to be capable of managing context shifts and mixed initiative dialogs. | 12-25-2008 |
20080319745 | METHOD AND DEVICE FOR PROVIDING SPEECH-TO-TEXT ENCODING AND TELEPHONY SERVICE - A machine-readable medium and a network device are provided for speech-to-text translation. Speech packets are received at a broadband telephony interface and stored in a buffer. The speech packets are processed and textual representations thereof are displayed as words on a display device. Speech processing is activated and deactivated in response to a command from a subscriber. | 12-25-2008 |
20080319741 | SYSTEM AND METHOD FOR IMPROVING ROBUSTNESS OF SPEECH RECOGNITION USING VOCAL TRACT LENGTH NORMALIZATION CODEBOOKS - Disclosed are systems, methods, and computer readable media for performing speech recognition. The method embodiment comprises selecting a codebook from a plurality of codebooks with a minimal acoustic distance to a received speech sample, the plurality of codebooks generated by a process of (a) computing a vocal tract length for a each of a plurality of speakers, (b) for each of the plurality of speakers, clustering speech vectors, and (c) creating a codebook for each speaker, the codebook containing entries for the respective speaker's vocal tract length, speech vectors, and an optional vector weight for each speech vector, (2) applying the respective vocal tract length associated with the selected codebook to normalize the received speech sample for use in speech recognition, and (3) recognizing the received speech sample based on the respective vocal tract length associated with the selected codebook. | 12-25-2008 |
20080319733 | SYSTEM AND METHOD TO DYNAMICALLY MANIPULATE AND DISAMBIGUATE CONFUSABLE SPEECH INPUT USING A TABLE - Disclosed are systems, methods, and computer-readable media for disambiguating confusable speech using a table. The method embodiment provides assigning an identifier to each of at least one portion of received speech, querying a table to determine whether at least one entry is associated with the identifier, and if multiple entries are associated in the table with the identifier, then disambiguating between the multiple entries by generating a prompt to the user. Additional features include associating table entries that are not acoustically similar as confusable, presenting the items in the prompt in a sorted order, and dynamically modifying entries in the table. | 12-25-2008 |
20080313534 | SYSTEM AND METHOD FOR TEXT TRANSLATIONS AND ANNOTATION IN AN INSTANT MESSAGING SESSION - A system and method for translating received input from a sender to recipient in an instant messaging dialog is disclosed. The method comprises receiving instant messaging input from a sender for recipient, wherein the instant messaging input comprises at least one subculture specific term. A category is identified the defines a difference between the sender and the recipient and the received instant messaging input is modified from the sender by generating an output associated with the least one subculture specific term and based on the identified category. Multiple recipients in a chat session may also each receive a translated or annotated message according to characteristics of each individual recipient. | 12-18-2008 |
20080312930 | METHOD AND SYSTEM FOR ALIGNING NATURAL AND SYNTHETIC VIDEO TO SPEECH SYNTHESIS - According to MPEG- | 12-18-2008 |
20080312924 | SYSTEM AND METHOD FOR TRACKING PERSONS OF INTEREST VIA VOICEPRINT - Disclosed are systems, methods, and computer readable media for tracking a person of interest. The method embodiment comprises identifying a person of interest, capturing a voiceprint of the person of interest, comparing a received voiceprint of a caller with the voiceprint of the person of interest, and tracking the caller if the voiceprint of the caller is a substantial match to the voiceprint of the person of interest. | 12-18-2008 |