Vittal
Aruna Vittal, Irvine, CA US
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20090012784 | Speech transcoding in GSM networks - There is provided a method of transcoding an Enhance Full Rate (EFR) 12.2 Kbps encoded frame into an Adaptive Multi-Rate (AMR) 12.2 Kbps encoded frame, where the method comprises receiving the EFR 12.2 Kbps encoded frame from a first codec; determining if the EFR 12.2 Kbps encoded frame is a Silence Insertion Descriptor (SID) frame; if the EFR 12.2 Kbps encoded frame is determined to be the SID frame, the method further comprises transcoding the EFR SID frame. There is also provided a method of transcoding an EFR 12.2 Kbps encoded frame into an AMR 12.2 Kbps encoded frame, where the method comprises receiving the AMR 12.2 Kbps encoded frame from a first codec; determining if the AMR 12.2 Kbps encoded frame is an SID frame; if the AMR 12.2 Kbps encoded frame is determined to be the SID frame, the method further comprises transcoding the AMR SID frame. | 01-08-2009 |
Baily Ramachandra Vittal, Carmel, IN US
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20100327078 | NOZZLE WITH AN ADJUSTABLE THROAT - One embodiment of the present invention includes a nozzle defining a passage to receive and discharge working fluid to produce thrust. The nozzle includes the first wall structure opposite a second wall structure. The first wall structure includes a first convergent flap pivotally connected to a first divergent flap. The second wall structure includes a second convergent flap pivotally connected to a second divergent flap. The first wall structure and the second wall structure define the throat along the passage and are reconfigurable to adjust dimensional area of the throat. One or more control valves modulate flow of the pressurized fluid into the passage through a first opening in the first wall structure and a second opening in the second wall structure approximate to the throat to change effective area of the throat by fluidic control. | 12-30-2010 |
Chandrakanth Vittal, Bangalore IN
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20080244449 | APPARATUS AND METHOD FOR VISUALIZATION OF CONTROL TECHNIQUES IN A PROCESS CONTROL SYSTEM - Various graphical displays used for visualization of control techniques in a process control system can be provided to an operator. For example, a graphical display could include (i) an image associated with at least a portion of a process and (ii) one or more icons identifying one or more process variables associated with at least the portion of the process. Selection of an icon could present the operator with a faceplate containing information associated with at least one of the process variables. Another graphical display could include (i) a focal variable symbol identifying a focal process variable and (ii) one or more additional variable symbols identifying one or more additional process variables associated with the focal process variable. Gains associated with the additional process variables could be identified in the display. Yet another graphical display could be used to remotely invoke and control applications executing in a process control system. | 10-02-2008 |
20110258568 | SYSTEM AND METHOD FOR VISUAL PRESENTATION OF INFORMATION IN A PROCESS CONTROL SYSTEM - Various graphical displays used for visualization of control techniques in a process control system can be provided to an operator. For example, the graphical display could include an image associated with a portion of a process and icons that are associated with corresponding process variables. At least some of the icons include a symbol that represents a change of one value of the associated process variable relative to another value of the process variable. Another graphical display could include a pigeonhole display that includes visual elements associated with corresponding process variables. Selection of a visual element could present the operator with a peephole display that includes information associated with process variables associated with the selected visual element. Each visual element displays layers of information that are associated with its process variable. | 10-20-2011 |
Chiradeep Vittal, Sunnyvale, CA US
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20120290827 | METHOD AND APPARATUS FOR PROCESS ENFORCED CONFIGURATION MANAGEMENT - A system for and method of automatically enforcing a configuration change process for change requests of one or more configurable element within one or more configurable computation systems. The system comprises means for managing a configuration change process for one or more configurable elements within a corresponding configurable computation system, means for generation a configuration request, means for applying a set of authorization rules to the configuration change requests to generate selective authorization of the CEs, and means for selectively locking and unlocking changes to configurable elements within the configurable computational systems. | 11-15-2012 |
20120290828 | METHOD AND APPARATUS FOR PROCESS ENFORCED CONFIGURATION MANAGEMENT - A system for and method of automatically enforcing a configuration change process for change requests of one or more configurable element within one or more configurable computation systems. The system comprises means for managing a configuration change process for one or more configurable elements within a corresponding configurable computation system, means for generation a configuration request, means for applying a set of authorization rules to the configuration change requests to generate selective authorization of the CEs, and means for selectively locking and unlocking changes to configurable elements within the configurable computational systems. | 11-15-2012 |
20120297176 | METHOD AND APPARATUS FOR PROCESS ENFORCED CONFIGURATION MANAGEMENT - A system for and method of automatically enforcing a configuration change process for change requests of one or more configurable element within one or more configurable computation systems. The system comprises means for managing a configuration change process for one or more configurable elements within a corresponding configurable computation system, means for generation a configuration request, means for applying a set of authorization rules to the configuration change requests to generate selective authorization of the CEs, and means for selectively locking and unlocking changes to configurable elements within the configurable computational systems. | 11-22-2012 |
20140351895 | METHOD AND APPARATUS FOR PROCESS ENFORCED CONFIGURATION MANAGEMENT - A system for and method of automatically enforcing a configuration change process for change requests of one or more configurable element within one or more configurable computation systems. The system comprises means for managing a configuration change process for one or more configurable elements within a corresponding configurable computation system, means for generation a configuration request, means for applying a set of authorization rules to the configuration change requests to generate selective authorization of the CEs, and means for selectively locking and unlocking changes to configurable elements within the configurable computational systems. | 11-27-2014 |
Chiradeep Vittal, Cupertino, CA US
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20130212576 | Tagging Physical Resources in a Cloud Computing Environment - A cloud system may create physical resource tags to store relationships between cloud computing offerings, such as computing service offerings, storage offerings, and network offerings, and the specific physical resources in the cloud computing environment. Cloud computing offerings may be presented to cloud customers, the offerings corresponding to various combinations of computing services, storage, networking, and other hardware or software resources. After a customer selects one or more cloud computing offerings, a cloud resource manager or other component within the cloud infrastructure may retrieve a set of tags and determine a set of physical hardware resources associated with the selected offerings. The physical hardware resources associated with the selected offerings may be subsequently used to provision and create the new virtual machine and its operating environment. | 08-15-2013 |
20130232252 | Assigning States to Cloud Resources - Methods and systems for management of cloud computing resources are described herein. A management server for a cloud of physical computing resources may assign states to individual physical computing resources or groups of physical computing resources. The states may include a disabled state, in which only administrator access to the resources is permitted; an enabled state, in which user access to the resources is permitted; a restricted state, in which some, but not all user requests to the resources are permitted; and an unmanaged state, in which no communications between the resources and the management server are permitted. | 09-05-2013 |
20130291068 | Managing Cloud Zones - Methods and systems for managing cloud zones are described herein. A management server for a cloud of computing resources may add private zones to the cloud. The private zones may contain computers owned and operated by a user of the cloud, such as a cloud customer, rather than the cloud operator. The management server may manage the computing resources in the private zone by sending commands to an agent, which in turn relays the management server's commands to the individual computing resources. The agent may be authenticated using a token. | 10-31-2013 |
20140123135 | NETWORK OFFERING IN CLOUD COMPUTING ENVIRONMENT - A cloud system may create and support multiple network offerings for virtual machines in a cloud zone. Physical networks comprising sets of network elements, such as routers, gateways, firewalls, load balancers, and other network hardware, may be created and updated within a zone. Network offerings may be defined and associated, using tags or other techniques, with virtual machine networks, physical networks and/or network elements. Cloud end users may request specific network offerings when creating virtual machines, or may request to move existing virtual machines from one network offering to another. The cloud system may use the requested network offering to identify the virtual machine network, physical network, and/or network elements corresponding to the requested network offering. The cloud system may allocate a new virtual machine network and configure the network elements within the associated physical network to provide network services to the virtual machine. | 05-01-2014 |
20140149980 | DIAGNOSTIC VIRTUAL MACHINE - A diagnostic virtual machine having access to resources of an infrastructure as a service cloud may be created. A user device may be provided access to the diagnostic virtual machine. In some embodiments, the diagnostic virtual machine may be configured to monitor a cluster of hypervisors, and the resources of the infrastructure as a service cloud which the diagnostic virtual machine has access to may include physical resources of the infrastructure as a service cloud that are associated with the cluster of hypervisors. | 05-29-2014 |
20140373120 | MANAGING CLOUD ZONES - Methods and systems for managing cloud zones are described herein. A management server for a cloud of computing resources may add private zones to the cloud. The private zones may contain computers owned and operated by a user of the cloud, such as a cloud customer, rather than the cloud operator. The management server may manage the computing resources in the private zone by sending commands to an agent, which in turn relays the management server's commands to the individual computing resources. The agent may be authenticated using a token. | 12-18-2014 |
Mahesh Vittal, Chennai IN
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20110286454 | Method and System for Transparently Transcoding a Multicast Stream - A method and apparatus for transparently transforming a multicast stream is provided. The method includes transforming the multicast stream in a content engine. The multicast stream has a first bandwidth. The content engine receives a request for the multicast stream from a multicast receiver with a second bandwidth availability. Thereafter, the content engine transforms the multicast stream to a multicast stream with a third bandwidth. The third bandwidth is less than or equal to the second bandwidth. The transformed multicast stream is sent to the multicast receiver. | 11-24-2011 |
Mahesh Vittal, Sunnyvale, CA US
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20120263434 | Per-Subscriber Adaptive Bit Rate Stream Management Method - Consistent with embodiments of the present invention, a system may be provided to provide per-subscriber stream management comprising: a client capable of receiving a playlist containing a subset of segments associated with a video asset; a video application server to request subscriber state information and to build state representations in a subscriber database on a per-subscriber basis; a media segmenter capable of providing the video asset in multiple bit rates; a subscriber state manager capable of managing the current state of one or more subscribers in a subscriber database; and a stream manager capable of requesting the assignment of bandwidth from a wireless infrastructure on a per-subscriber basis. | 10-18-2012 |
20150019750 | Unique Subscriber States for Adaptive Stream Management - Consistent with embodiments of the present invention, a system may be provided to provide per-subscriber stream management comprising: a client capable of receiving a playlist containing a subset of segments associated with a video asset; a video application server to request subscriber state information and to build state representations in a subscriber database on a per-subscriber basis; a media segmenter capable of providing the video asset in multiple bit rates; a subscriber state manager capable of managing the current state of one or more subscribers in a subscriber database; and a stream manager capable of requesting the assignment of bandwidth from a wireless infrastructure on a per-subscriber basis. | 01-15-2015 |
Malini Vittal, San Diego, CA US
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20100145937 | Interactive peer directory - A system is provided for locating peers having a desired expertise. User profile information is stored in a profiles database. A search engine indexes the profiles database and appends appropriate profile tags to this information. A peer relevancy algorithm searches for candidate peers among the indexed user profile information. Weights are assigned to candidate peers based on different categories of the indexed user profile information, and peer matches are selected based on the assigned weights. In order to provide matches that are most likely to accept a connection request, data is maintained as to which potential peers have a history of accepting requests to connect and which have a history of refusing to connect. Potential matches are biased to favor those that have a tendency to accept connection requests. Contact information of requester and recipients are not disclosed until the recipient accepts the requester's connection request. | 06-10-2010 |
20110191311 | Bi-model recommendation engine for recommending items and peers - A networked peer and item recommendation system makes recommendations to users such as documents of interest and peers with whom the users may want to connect. User profile information is maintained in a profiles database. A log enables the collection of user behavior information. A cluster filtering algorithm determines a cluster that a querying user belongs to. A collaborative filtering algorithm locates other users having implicit and explicit profiles in the database that are similar to the profile of the querying user. A search engine returns items based on a keyword provided by the querying user. A sorting algorithm sorts the items returned by the cluster filtering algorithm, collaborative filtering algorithm and search engine for presentation to the querying user. Potential peers are also presented to the querying user. The items and potential peers presented are those most likely to be of help to the querying user. | 08-04-2011 |
20120272164 | INTERACTIVE PEER DIRECTORY WITH QUESTION ROUTER - A computer network implemented peer forum system and method enabling question and answer rates to be increased by automatically routing questions and receiving answers to and from peers. Information is input into network via a user interface. A peer forum system enables users to ask and answer questions. A forums database captures questions and answers provided via the peer forum system. A stage database pulls and stores questions from the forums database. A question router pulls the questions from the stage database and finds peers who can answer the questions using a peer search module that uses implicit and explicit user profiles to determine the best subject matter experts to answer the questions. A set of throttle rules is associated with the question router for determining if a peer is eligible to answer a question. A delivery system delivers a communication to eligible peers requesting an answer to the question. | 10-25-2012 |
20130159325 | BI-MODEL RECOMMENDATION ENGINE FOR RECOMMENDING ITEMS AND PEERS - A networked peer and item recommendation system makes recommendations to users such as documents of interest and peers with whom the users may want to connect. User profile information is maintained in a profiles database. A log enables the collection of user behavior information. A cluster filtering algorithm determines a cluster that a querying user belongs to. A collaborative filtering algorithm locates other users having implicit and explicit profiles in the database that are similar to the profile of the querying user. A dynamic expert verification algorithm is associated with the collaborative filtering algorithm to verify the qualifications of users and produce bias towards users with higher quality interactions. A search engine returns items based on a keyword provided by the querying user. A sorting algorithm sorts the items returned by the cluster filtering algorithm, collaborative filtering algorithm and search engine for presentation to the querying user. | 06-20-2013 |
Sameer Vittal, Smyrna, GA US
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20110106680 | TURBINE OPERATION DEGRADATION DETERMINATION SYSTEM AND METHOD - A system for creating a financial risk model for at least one turbine includes a database storing operational characteristics of one or more turbines and a processing module coupled to the database that receives information from the database and creates the financial risk determination. The processing module includes a performance degradation modeler that receives performance data and creates a model there from and a financial risk calculator coupled to the performance modeler that determines financial exposure to a contract based on the model received from the performance modeler. | 05-05-2011 |
20110196593 | SYSTEM AND METHOD FOR MONITORING A GAS TURBINE - A system for monitoring a gas turbine includes a memory containing information from comparable gas turbines and an input device that generates a unit data signal and a risk signal. A processor in communication with the memory and the input device incorporates the unit data signal into the database, projects information for the gas turbine, and calculates a conditional risk that the gas turbine will reach a limit. An output signal includes repair or maintenance schedules. A method for monitoring a gas turbine includes receiving information from comparable gas turbines, adding information from the gas turbine to the information from comparable gas turbines, and projecting information for the gas turbine. The method further includes calculating a conditional risk that the gas turbine will reach a limit and generating an output signal containing repair or maintenance schedules. | 08-11-2011 |
Sameer Vittal, Greenville, SC US
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20100138267 | SYSTEM AND METHOD FOR WIND TURBINE HEALTH MANAGEMENT - A controller for use in managing an operational lifetime of at least one wind turbine is communicatively coupled to at least one wind turbine and a server sub-system. The controller is configured to receive operational data from the wind turbine, transmit the operational data to the server sub-system, and transmit a request for historical data corresponding to the wind turbine to the server sub-system. The controller is further configured to receive a response from the server sub-system, wherein the response includes historical data corresponding to the wind turbine, and to determine an estimate of a time failure of the wind turbine based on at least one of the operational data and the historical data. | 06-03-2010 |
Sameer Vittal, Atlanta, GA US
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20110282500 | SYSTEM AND METHOD FOR ENHANCEMENT OF POWER GENERATION FACILITIES - A system and method for enhancing operation of a power generation system. The method includes receiving forecasts at a predictive control unit. The method also includes accessing via a controller real-time lifing models or near real-time lifing models in the predictive control unit. Additionally, the method includes accessing via the controller an enhancer configured to simulate operation of a power generating unit in the power generation system to generate an enhancement of the power generation system based on the forecasts and the real-time or near real-time lifing models. | 11-17-2011 |
20110296810 | LIFE MANAGEMENT SYSTEM AND METHOD FOR GAS TURBINE THERMAL BARRIER COATINGS - A method, system and computer program product for life management and monitoring of a high temperature gas turbine including components having a thermal barrier coating is disclosed. The method, system and computer program product uses design, monitoring and diagnostics, and inspection data to determine the cumulative damage and remaining useful life of gas turbine components and unit risk and classification probability to determine thermal barrier coating damage probability, remaining useful life, and inspection recommendations. | 12-08-2011 |
20140052410 | CREEP LIFE MANAGEMENT SYSTEM FOR A TURBINE ENGINE AND METHOD OF OPERATING THE SAME - A creep life management system includes at least one sensor apparatus coupled to a first component. The at least one sensor apparatus is configured with a unique identifier. The creep life management system also includes at least one reader unit coupled to a second component. The at least one reader unit is configured to transmit an interrogation request signal to the at least one sensor apparatus and receive a measurement response signal transmitted from the at least one sensor apparatus. The creep life management system further includes at least one processor programmed to determine a real-time creep profile of the first component as a function of the measurement response signal transmitted from the at least one sensor apparatus. | 02-20-2014 |
20150095100 | System and Method for Integrated Risk and Health Management of Electric Submersible Pumping Systems - A system and process for optimizing the performance and evaluating the risks of pumping systems includes the steps of measuring the operation and condition of components within a discrete electric submersible pumping system, accumulating these measurements across a field of electric submersible pumping systems, performing statistical analysis on the accumulated measurements and producing one or more selected outputs from the group statistical analysis. In the preferred embodiments, the statistical analysis and data processing occurs at both the individual pumping system and at one or more centralized locations. | 04-02-2015 |
Sameer Vittal, Marietta, GA US
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20120143565 | SYSTEM AND METHOD FOR PREDICTING WIND TURBINE COMPONENT FAILURES - Methods and systems for use in predicting wind turbine failures are provided. One example method includes determining a parametric profile for a component of a wind turbine from operating data of a plurality of wind turbines, determining an anomaly profile for the component of the wind turbine from anomaly alerts from a plurality of wind turbines, and determining a probability of failure for the component of the wind turbine based on the parametric profile and the anomaly profile. The parametric profile defines at least one parametric event associated with the component prior to failure of the component, and the anomaly profile defines at least one anomaly associated with the component prior to failure of the component. | 06-07-2012 |
20150066449 | SOLAR FARM AND METHOD FOR FORECASTING SOLAR FARM PERFORMANCE - Solar farms and methods for forecasting solar farm performance are provided. A method may include, for example, the steps of analyzing in a computing device at least one historic or estimated usage parameter and at least one design limit parameter, and determining an estimated failure probability for at least one solar module of the solar farm based on the at least one historic or estimated usage parameter and at least one design limit parameter. A method may further include, for example, the steps of receiving in the computing device at least one real time usage parameter, and calculating an updated failure probability based on the estimated failure probability and the least one real time usage parameter. | 03-05-2015 |
Satheesha Vittal, Bangalore IN
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20150127788 | CENTRALIZED ENTERPRISE IMAGE UPGRADES FOR DISTRIBUTED CAMPUS NETWORKS - System, method, and computer program product to perform an operation, comprising establishing a connection between a primary intermediate branch director (IBD) in a first branch of an enterprise network and a first proxy IBD in a second branch of the enterprise network, receiving, at the primary IBD, network topology information for each of a plurality of intermediate branch clients (IBCs) in the second branch of the enterprise network, and issuing, by the primary IBD to the first proxy IBD, a command to remotely configure at least one IBC of the plurality of IBCs in the second branch of the enterprise network. | 05-07-2015 |
S. Chandrakanth Vittal, Bangalore IN
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20130013086 | DYNAMIC MODEL GENERATION FOR IMPLEMENTING HYBRID LINEAR/NON-LINEAR CONTROLLER - A method of dynamic model selection for hybrid linear/non-linear process control includes developing a plurality of process models including at least one linear process model and at least one non-linear process model from inputs including dynamic process data from a processing system that runs a physical process. At least two of the plurality of process models are selected based on a performance comparison based on at least one metric, wherein the selected process models number less than a number of the plurality of process models received. A multi-model controller is generated that includes the selected process models. The physical process is simulated using the multi-model controller by applying the selected process models to obtain closed loop performance test data for each of the selected models. The performance test data is compared. A selected process model is then selected. | 01-10-2013 |
Sharad N. Vittal, Acton, MA US
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20120155529 | METHOD AND APPARATUS FOR USING DFE IN A SYSTEM WITH NON-CONTINUOUS DATA - A decision feedback equalization (DFE) receiver and method are provided. The DFE receiver is configured to sample data bits from a data bus. The DFE receiver includes a data sampler configured to sample a current data bit from the data bus using one of a first, second and third voltage reference. The DFE receiver also includes multiplexing logic configured to select one of the first, second and third voltage references based on a prior data bus level. The wherein the first voltage reference is selected if the prior data bus level was a logic zero. The second voltage reference is selected if the prior data bus level was a logic one. The third voltage reference is selected if the prior data bus level was tri-state. | 06-21-2012 |
Srikanth Vittal, Vijayawada IN
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20090063850 | MULTIPLE FACTOR USER AUTHENTICATION SYSTEM - The present invention describes a method and a system for multi-level authentication of a user and a server. The user registration process in the invention enables user to personalize the web page of the server. Further, the user authentication takes place in a multi-step process including entering credentials such as user ID, subset of user's password, subset of shared secret and a One Time Password (OTP). The system of the present invention provides various means of entering the said credentials which prevents phishing attacks. | 03-05-2009 |
Vijay Vittal, Scottsdale, AZ US
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20140172329 | SYSTEM AND METHOD FOR WIND GENERATION FORECASTING - Systems and methods for managing electricity of an electrical supply grid electrically connected to a wind farm are disclosed. Some systems and methods may include identifying relationships among a plurality of turbines in the wind farm with a minimum spanning tree, calculating a power output relationship among the plurality of turbines with the minimum spanning tree, creating a finite state space Markov chain forecast model for the plurality of turbines in the wind farm, predicting a power output of the wind farm with the finite state space Markov chain forecast model, and modifying at least one of a generation of electricity and a distribution of electricity based on the predicted power output of the wind farm. Also disclosed are systems and methods for predicting the power output of a wind farm. | 06-19-2014 |
Vinay Vittal, Herndon, VA US
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20140279451 | Escrow Payment System for Transactions - An apparatus, method, and computer-readable storage medium for coordinating payment between a payor and a payee of a transaction for a contractual obligation includes electronically receiving of payor and payee bank account information, electronically receiving transaction information, and electronically transmitting a debit request to a payment processor. The debit request includes instructions to create a discrete financial account for the online transaction, debit an amount from the payor's bank account, and hold the debited amount in the discrete financial account. After the contractual obligation is satisfied, a credit request is electronically transmitted to a payment processor. The credit request includes instructions to credit the payee's bank account with a payment amount from funds held in the discrete financial account. | 09-18-2014 |