Sundararajan, IN
Ananda Sundararajan, Bangalore IN
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20120196195 | SOFC Hot Box Components - Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components. | 08-02-2012 |
20140127602 | INTERCONNECT AND END PLATE DESIGN FOR FUEL CELL STACK - Various embodiments include interconnects and/or end plates having features for reducing stress in a fuel cell stack. In embodiments, an interconnect/end plate may have a window seal area that is recessed relative to the flow field to indirectly reduce stress induced by an interface seal. Other features may include a thicker protective coating and/or larger uncoated area of an end plate, providing a recessed portion on an end plate for an interface seal, and/or recessing the fuel hole region of an interconnect relative to the flow field to reduce stress on the fuel cell. Further embodiments include providing intermittent seal support to minimize asymmetric seal loading and/or a non-circular seal configuration to reduce stress around the fuel hole of a fuel cell. | 05-08-2014 |
20140127603 | INTERCONNECT AND END PLATE DESIGN FOR FUEL CELL STACK - Various embodiments include interconnects and/or end plates having features for reducing stress in a fuel cell stack. In embodiments, an interconnect/end plate may have a window seal area that is recessed relative to the flow field to indirectly reduce stress induced by an interface seal. Other features may include a thicker protective coating and/or larger uncoated area of an end plate, providing a recessed portion on an end plate for an interface seal, and/or recessing the fuel hole region of an interconnect relative to the flow field to reduce stress on the fuel cell. Further embodiments include providing intermittent seal support to minimize asymmetric seal loading and/or a non-circular seal configuration to reduce stress around the fuel hole of a fuel cell. | 05-08-2014 |
Bharath Sundararajan, Trichy IN
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20150239575 | AIRCRAFT DATA PROCESSING AND TRANSMISSION SYSTEM - An aircraft data processing system includes a main transceiver, a data distributor, a plurality of data processors, and a display page maker. The main transceiver selectively receives aircraft data transmitted from a plurality of client aircraft and selectively transmits cockpit data to one or more client aircraft. The data distributor selectively receives the aircraft data received by the main transceiver and parses and distributes the aircraft data. The data processors receive a portion of the parsed aircraft data, process the aircraft data, and supply processed aircraft data. The display page maker receives the processed aircraft data from the plurality of processors and generates the cockpit data for selective transmission by the main transceiver to the one or more client aircraft. The cockpit data, when processed in a client aircraft, will render one or more images representative of at least portions of the processed aircraft data. | 08-27-2015 |
Deepak Sundararajan, Chennai IN
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20130254134 | FACET DATA NETWORKS - Systems and methods for developing a facet data network for an employee of an enterprise. The method comprises receiving a plurality of information records from at least one information source. The plurality of information records relates to at least one activity performed by the employee of the enterprise. The method further comprises associating each of the plurality of information records with at least one facet from amongst a plurality of facets defined for one or more employees of the enterprise. The method further comprises generating a plurality of information packets, each information packet corresponding to an information record from amongst the plurality of information records. An information packet from amongst the plurality of information packets links to one or more other information packets from amongst the plurality of information packets for building the facet data network. | 09-26-2013 |
20140289175 | System and Method for Determining an Expert of a Subject on a Web-based Platform - Disclosed is a system for determining an expert of one or more subjects on a web-based platform. The system comprises a mining module for mining activity data of at least one user of a plurality of users from the web-based platform. The mining module may further compare the activity data with one or more subjects. The mining module may further label the activity data to a subject of the one or more subjects. A scoring module may assign performance points to the at least one user associated to the activity data. The scoring module may further assign subject points to the subject. The scoring module may further generate an activity gauge for the at least one user based on the performance points assigned and the subject points. The scoring module may further classify the at least one user as the expert of the subject. | 09-25-2014 |
Gopalakrishnan Sundararajan, Chennai IN
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20160006543 | Low Complexity Error Correction - For low complexity error correction, a decoder modifies each reliability metric of an input data stream with a random perturbation value. The reliability metric comprises a weighted sum of a channel measurement for the input data stream and parity check results for the input data stream. In addition, the decoder may generate an output data stream as a function of the reliability metrics. | 01-07-2016 |
Govindan Sundararajan, Hyderabad IN
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20100163421 | Process for Continuous Coating Deposition and an Apparatus for Carrying Out the Process - An apparatus for continuously forming thin ceramic coatings on metal sheets, foils or wires. The apparatus having a reaction chamber, perforated nylon sheets, nylon bar guides, copper rods attached to a power supply, nylon collecting rods, and an inlet and an outlet. The reaction chamber is capable of containing an electrolytic solution. The copper rods are separately connected to the R, Y, or B phase of the power supply. Each phase is provided with two thyristors and the output of the thyristors is connected to the copper rods using current transformers. A process for continuously forming thin ceramic coatings on metal sheets, foils or wires is also provided. | 07-01-2010 |
20120305402 | Process for Continuous Coating Deposition and an Apparatus for Carrying Out the Process - A process for forming coatings on metallic web, the process including: immersing at least three metallic webs in an electrolytic solution contained in a reaction chamber; passing wave multiphase alternating current across said metallic webs by using back-to-back thyristors connected in parallel; moving the metallic webs through the electrolytic solution; and removing the coated webs from the reaction chamber. | 12-06-2012 |
Guruprasad Sundararajan, Karnataka IN
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20100226783 | Erosion and Corrosion Resistant Turbine Compressor Airfoil and Method of Making the Same - A sacrificial and erosion-resistant turbine compressor airfoil includes a turbine compressor airfoil having a modified airfoil surface. The airfoil surface has an airfoil coating that includes a sacrificial coating comprising a layer of Al, Cr, Zn, an Ni—Al alloy, an Al—Si alloy, an Al-based alloy, a Cr-based alloy or a Zn-based alloy, an Al polymer composite, or a combination thereof, or a layer of a conductive undercoat and an overcoat of an inorganic matrix binder having a plurality of ceramic particles and conductive particles embedded therein disposed on the undercoat. The airfoil coating also includes an sacrificial coating, wherein one of the sacrificial coating or the erosion-resistant coating is disposed on the airfoil surface and the other of the corrosion-resistant coating or the erosion-resistant coating is disposed on the respective one, and wherein the sacrificial coating is more anodic than the airfoil surface or the erosion-resistant coating. | 09-09-2010 |
Guru Prasad Sundararajan, Basavanagar IN
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20090297720 | EROSION AND CORROSION RESISTANT COATINGS, METHODS AND ARTICLES - Disclosed herein is an erosion and corrosion resistant coating comprising a metallic binder, a plurality of hard particles, and a plurality of sacrificial particles. Also disclosed is a method of improving erosion and corrosion resistance of a metal component comprising disposing on a surface of the metal component the foregoing erosion and corrosion resistant coating comprising, and a metal component comprising a metal component surface and the foregoing erosion and corrosion resistant coating comprising a first surface and a second surface opposite the first surface, wherein the first surface is disposed on the metal component surface. | 12-03-2009 |
Jay Kumar Sundararajan, Bangalore IN
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20090019183 | METHODS AND APPARATUS FOR DATA EXCHANGE IN PEER TO PEER COMMUNICATIONS - An exemplary wireless communications device comprises a processor coupled to a memory and a wireless communications interface. The processor is configured to transmit a first transmission symbol at a first time index from a first set of time indices, and to transmit a second transmission symbol at a second time index different from the first time index from the first set of time indices, a portion of the first transmission symbol and a portion of the second transmission symbol including the same data. The first set of time indices is associated with a first device ID and includes at least one time index not contained in a second set of time indices associated with a second device ID, and the second set includes at least one time index not contained in the first set. | 01-15-2009 |
Manoj Kumar Venkatachary Sundararajan, Chennai IN
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20160124814 | SYSTEM AND METHOD FOR IMPLEMENTING A BLOCK-BASED BACKUP RESTART - A system and method for block-based restarts are described. A data storage system interfaces with one or more nodes of a network file system on which a volume is provided in order to read data stored on the volume on a block-by-block basis. Backup data sets capable of recreating the data on the volume are generated from the data blocks read from the volume. The system can interface with a backup memory resource and write the backup data sets to the backup memory resource in a sequential order. As the backup data sets are generated and written to the backup memory resource, restart checkpoints for the data set are also regularly generated and stored for use in restarting the backup process in the event of a recoverable failure in the transfer. | 05-05-2016 |
Mukundan Sundararajan, Bangalore IN
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20100114576 | SOUND ENVELOPE DECONSTRUCTION TO IDENTIFY WORDS IN CONTINUOUS SPEECH - A speech recognition capability in which words of spoken text are identified based on the contour of sound waves representing the spoken text. Variations in the contour of the sound waves are identified, features are assigned to those variations, and then the features are mapped to sound constructs to provide the words. | 05-06-2010 |
20120027302 | HANDWRITTEN CHARACTER RECOGNITION BASED ON FREQUENCY VARIATIONS IN CHARACTERS - A method, system and computer program product for recognizing cursive and non-cursive handwriting. The invention comprises capturing a handwritten character as an image of pixels, partition the image into a plurality of segments each having a pixel ratio of the number of pixels in the segment divided by the total number of pixels in the image, and compare the pixel ratio for each segment to a value range associated with a corresponding segment of a reference character. The handwritten character is recognized as the reference character if more than a predetermined number of the segments in the image have the pixel ratios within the respective value ranges of the reference character. | 02-02-2012 |
20130121582 | HANDWRITTEN CHARACTER RECOGNITION BASED ON FREQUENCY VARIATIONS IN CHARACTERS - A system for recognizing handwriting. A handwritten character is captured as an image of black pixels and white pixels. The image is partitioned into segments, each of which having a pixel ratio of a total number of black pixels in the segment to a total number of black pixels in the image. A reference character has segments corresponding to the image segments. Each reference character segment has a value range of a pixel ratio of a total number of black pixels in the segment of the reference character to a total number of black pixels in the reference character. It is ascertained that the pixel ratio of more than a predetermined number of segments in the image are within the value range of the pixel ratio of the corresponding segments of the reference character, from which, the handwritten character is recognized as the reference character. | 05-16-2013 |
Nagapatnam Sundararajan, Hyderabad IN
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20090126912 | Steam Condenser With Two-Pass Tube Nest Layout - A compact two-pass steam condenser with at least one improved tube nest configuration, having, a steam inlet through which steam is received; at least one tube nest in two distinct bundles, the top and the bottom bundle each have a plurality of cooling tubes arranged in two distinct bundles and separated by a pass-partition for condensing the steam received through the steam inlet; and at least one non-condensable gas extracting tube through which non-condensable gas contained in the steam is extracted; a condensate outlet through which condensate condensed by the cooling tubes is discharged; and a vessel surrounding the tube nest. | 05-21-2009 |
20090294105 | Selectively Grooved Cold Plate for Electronics Cooling - An improved heat exchange device adaptable for cooling electronic components mounted over at least one external surface of the device, comprising a base plate; a cover plate; a clad plate interposed between the base plate and the cover plate, the base plate and the cover plate, with the clad sheet being rigidly jointed to form a single integrated plate; at least one inlet port and at least one outlet port atone end and/or at the opposite ends of the formed plate for entry and exit of a cooling medium, wherein the base plate is configured to have a plurality of flow-passages each comprising several machined grooves having varied dimensions predetermined in registration with respective thermal footprint of the electronic components thereby optimizing the heat transfer rate, and in that a plurality of interconnections being designed between the grooves constituting one of a series and parallel flow-paths. | 12-03-2009 |
P. Sundararajan, Chennai IN
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20110113320 | Network-Accessible Collaborative Annotation Tool - A network-accessible toolbox permits collaborative annotation, facilitating interaction and communication among users. In an implementation, content on a Web page, or other page or document accessible through a network or the Internet, can be annotated. A user can view the page and with the toolbox, select content on the page and make an annotation or suggestion. Multiple users can view and make annotations to the same page at the same time. After annotations are made, users can view the page with annotations made by other users. The author or owner of the page can accept or reject the annotations or suggestions made to the page. If the owner accepts a particular suggestion, the selected content is replaced with the suggestion. | 05-12-2011 |
P. Sundararajan, Tamilnadu IN
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20090217196 | Web-Based Tool for Collaborative, Social Learning - A computerized-social network provides a community of users with features and tools facilitating an immersive, collaborative environment where users can learn a language or help others learn a language. One user (user A) can view another user's (user B) Web page or document and make suggestions or comments for selected content on that Web page. These suggestions are linked specifically to the selected content. User B can review the suggestions, and accept or reject the suggestions by user A and others. | 08-27-2009 |
Parthasarathy Sundararajan, Chennai IN
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20090024657 | USER INTERFACES AND SOFTWARE REUSE IN MODEL BASED SOFTWARE SYSTEMS - In a model based software system, a set of business rules is scanned, and patterns are identified. The patterns are then compared, and similarities identified which indicate that software can be reused in the system. In one embodiment, identifiers of the rules are scanned. In another embodiment, usage patterns are used for designing a middle layer and generating code. In another embodiment of the invention, a data model is generated by capturing data from a user interface for a business document. | 01-22-2009 |
20090024980 | USER INTERFACES AND SOFTWARE REUSE IN MODEL BASED SOFTWARE SYSTEMS - In a model based software system, a set of business rules is scanned, and patterns are identified. The patterns are then compared, and similarities identified which indicate that software can be reused in the system. In one embodiment, identifiers of the rules are scanned. In another embodiment, usage patterns are used for designing a middle layer and generating code. In another embodiment of the invention, a data model is generated by capturing data from a user interface for a business document. | 01-22-2009 |
20090300585 | METHOD AND SYSTEM FOR TESTING A SOFTWARE DEVELOPMENT ACTIVITY - A system and method for testing a software development activity of an enterprise application is disclosed. In one embodiment, the method includes obtaining a software structure specification for an enterprise application and automatically generating test plans using the software structure specification. The method also includes automatically determining at least one test path in each test plan using the software structure specification, and automatically deriving a plurality of test cases using each test path. Further, the method includes executing each of the plurality of test cases and recording test results. | 12-03-2009 |
20100058287 | MODEL DRIVEN SOFTWARE - A system and method for model driven software is disclosed. In one embodiment, the method of handling changes to a software system in a business environment includes capturing customer requirements of the software system in a schema, modeling business-software architecture of the software system in a first level of the schema, modeling design architecture of the software system in a second level of the schema, defining events that connect the first level and second level of the schema, defining links that represent interactions between the user interfaces, defining integration services for each of the events, mapping each element in the first level to a corresponding one of elements in the second level using the events, links and integration services, creating a knowledge repository with a traversable user interface representing the mappings, identifying changes to the software system, and analyzing impact of the changes using the knowledge repository. | 03-04-2010 |
20100325606 | COMPONENT BASED SOFTWARE SYSTEM - A computer implemented model-driven method to generate platform specific code for a user interface is disclosed. In one embodiment, the method includes, capturing customer requirements of the software component in a schema, modeling business-software architecture of the software component in a first level of the schema, modeling technical architecture of the software system from the modeled business-software architecture in a second level of the schema, defining events in the schema that connect the first level and the second level of the schema, defining links in the schema that represent interactions between the user interfaces, defining integration services in the schema for each of the events, mapping each element in the first level to a corresponding one of the elements in the second level using the events, links, and integration services in the schema, loading the schema of the software component into a code generation repository. | 12-23-2010 |
20120131543 | METHOD AND SYSTEM FOR CAPTURING USER INTERFACE STRUCTURE IN A MODEL BASED SOFTWARE SYSTEM - Method and system for capturing device-independent user interface structure in a model based software system are disclosed. In one embodiment, at least one entry point is received from a user by a business system. Further, a user interface corresponding to the at least one entry point is provided. Furthermore, user interface meta-data associated with the user interface is captured. Also, at least one event associated with user interface elements is identified as a response to user actions based on the captured user-interface meta-data. In addition, a pattern signature is identified in the model based software system for reuse in one or more model based software systems based on an expected behavior of the user interface when the identified at least one event occurs. Then, the identified at least one event is mapped to the identified pattern signature. | 05-24-2012 |
Ramasubramanian Gangaikondan Sundararajan, Bangalore IN
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20090177598 | METHOD FOR BUILDING PREDICTIVE MODELS WITH INCOMPLETE DATA - A method that imputes missing values while building a predictive model. A population of solutions is created using a data set comprising missing values, wherein each solution comprises parameters of each of the predictive models and the missing values of a data set. Each of the solutions in a population is checked for fitness. After the fitness is checked, the solutions in a population are genetically evolved to establish a successive population of solutions. The process of evolving and checking fitness is continued until a stopping criterion is reached. | 07-09-2009 |
20090177599 | SYSTEM AND METHOD FOR DEVELOPING A PROPENSITY MODEL - A technique is provided for developing a propensity model for customer behavior. Multiple biased samples of customer characteristics and results from past activities are established. Initial propensity models are created for each biased sample. The propensity models established for each biased sample are processed separately from the propensity models established for the other biased samples. A genetic algorithm is used to evolve the propensity models. A select number of propensity models that best fit their respective biased samples are compared to a validation sample that is unbiased. A select number of these propensity models that best fit the validation sample are cross-bred into the propensity models established for each biased sample. The propensity models for each biased sample are then processed again using the genetic algorithms. However, a number of elite propensity models are maintained in their original form and not evolved using the genetic algorithm. This cycle continues until a stopping criterion is reached. | 07-09-2009 |
20090177600 | SYSTEM AND METHOD FOR COARSE-CLASSING VARIABLES IN A PREDICTIVE MODEL - A technique is provided to coarse-class one or more customer characteristics used in a predictive model. A set of functions are used to represent partition points of the customer characteristic into smaller classes. Each of the final classes of the customer characteristic is represented separately in the predictive model. An initial set of functions may be established to provide an initial set of partitions points of the customer characteristic. The set of functions is then processed using a genetic algorithm to evolve the partition points to new values. Processing the set of partitions using the genetic algorithm may continue until a stopping criterion is reached. | 07-09-2009 |
S. Sundararajan, Chennai IN
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20160084299 | FAIL SAFE BALL JOINT - The present invention relates to a steering metallic ball joint mechanism which eliminates undesirable ball socket separation resulting in complete loss of vehicle control. Further, the present invention aims to improve the ball socket separation force in the steering ball joint mechanism subsequently improving vehicle safety. In one aspect, the steering ball joint mechanism is provided with an integral retainer seat on a ball stud to improve ball socket separation force, said ball stud and integral retainer seat forms a single entity. In another aspect, the steering ball joint mechanism is provided with retainer seat positioned in between ball pin and top of bearing cup. The simple construction and application of the retainer seat on a ball joint mechanism aides to retain defined steering linkage configuration even when undesirable excess wear has occurred which can be identified by the user before ball socket separation occurs. | 03-24-2016 |
Shankara Raman Sundararajan, Bangalore IN
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20160140075 | AUTO DETECTION AND ADAPTIVE CONFIGURATION OF HDMI PORTS - Methods, systems, circuits, devices, and apparatuses are described for auto-detection and adaptive configuration of high-definition multimedia interface (HDMI) ports. Unique systems and circuits allow HDMI repeaters to automatically detect if an HDMI device that has been connected thereto, via an HDMI port, is an HDMI source (source mode) or an HDMI sink (sink mode). The unique systems and circuits may be adaptively configured to allow the HDMI port to function as an HDMI input or an HDMI output based on the automatic detection. Methods corresponding to the functions performed by the systems and apparatuses are provided, and computer readable storage media with computer program instructions encoded thereon for enabling processing devices to perform the methods are also provided. | 05-19-2016 |
20160142849 | CONFIGURING TELEVISION SPEAKERS - Methods, systems, and apparatuses are described for configuring television speakers. A television may be configured to operate as a center channel speaker for an audio system. Television speakers may be calibrated according to other speakers utilized by the audio system. The handling of HDMI commands by the television may modified such that the television speakers and the audio system speakers concurrently produce sound. | 05-19-2016 |