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Dey, IN

Anirban Dey, Kolkatta IN

Patent application numberDescriptionPublished
20120143831AUTOMATIC CONVERSION OF MULTIDIMENTIONAL SCHEMA ENTITIES - A system and method for conversion of multidimensional schema entities from one type to another type are described. In various embodiments, a system receives a multidimensional schema entity of a first type and converts the multidimensional schema entity to a second type. The system receives user input and converts the multidimensional schema entity to the second type based on the input received from the user. In various embodiments, the system creates multidimensional schema entities automatically. In various embodiments, a method for converting multidimensional schema entities from one or more types to one or more other types is described. In various embodiments, a first multidimensional schema entity is analyzed and converted to a different type based on the analysis. In various embodiments, a multidimensional schema entity is created automatically based on input from two other multidimensional schema entities. In various embodiments, two multidimensional schema entities are merged in one multidimensional schema entity.06-07-2012

Avijit Dey, Bangalore IN

Patent application numberDescriptionPublished
20120151431GENERATION OF INDEPENDENT LOGICAL AND PHYSICAL HIERARCHY - A logically hierarchical netlist may be split along physical partition boundaries while retaining information on the logical hierarchy. Nets can be driven to higher levels of hierarchy in order to maintain connectivity and enable the original logical function. A mapping of nets can be created. During the design process merging of physical partitions may result in a new logically hierarchical netlist which retains the hierarchy of the original logically hierarchical netlist. The lowest common hierarchical ancestor (LCA) is identified and then the appropriate cells and nets are included during the merging process.06-14-2012

Ayan Dey, New Delhi IN

Patent application numberDescriptionPublished
20110150932Constructing a DNA Chimera for Vaccine Development Against Leishmaniasis and Tuberculosis - A novel recombinant chimera of DNA construct having esat-6 region of 06-23-2011

Debangshu Dey, West Bengal IN

Patent application numberDescriptionPublished
20110037613REMOTE MONITORING SYSTEM - A remote monitoring system provides a real-time monitoring of conditions of an apparatus, such as a power line. The remote monitoring system includes an apparatus that generates electrical signals, a remote monitoring module that is remote from the apparatus, and a transmission module. The transmission module is provided adjacent to the apparatus and transmits data that correspond to the electrical signals via a cellular network to the remote monitoring system. The remote monitoring module receives the signal and determines a condition of the apparatus based on the received electrical signal.02-17-2011

Kuntal Dey, Uttar Pradesh IN

Patent application numberDescriptionPublished
20130144698PERMITTING GRANULAR DISTRIBUTION OF PRIVILEGES TO CONTEXTUAL COMMUNITIES - Methods and arrangements for the granular distribution of privileges to contextual communities. A user request for an active capability is assimilated. A code is generated which permits exercise of the active capability by the user and at least one secondary recipient. Execution of the active capability is permitted responsive to an attempt at executing the active capability by at least one taken from the group consisting of: the user and the at least one secondary recipient, and execution of the active capability is denied responsive to an attempt at executing the active capability by a recipient other than the user and the at least one secondary recipient.06-06-2013

Kuntal Dey, West Bengal IN

Patent application numberDescriptionPublished
20110077941Enabling Spoken Tags - Techniques for assigning a spoken tag in a telecom web platform are provided. The techniques include receiving a spoken tag, comparing the spoken tag to a set of one or more template tags, if the spoken tag is a match to a template tag, assigning the spoken tag and updating frequency of the tag in the set of one or more template tags, and if the spoken tag is not a match to a template tag, assigning the spoken tag and registering the spoken tag as a new tag in the set of one or more template tags.03-31-2011
20110173046SOCIAL NETWORK MARKETING PLAN COMPARISON METHOD AND SYSTEM - A comparison method and system including retrieving by a computer, first data associated with first interactions between users associated with social networks. The computing system generates a first graph illustrating the first interactions. The computing system identifies targeted users associated with a marketing plan for the users. The computing system enables the marketing plan and retrieves second data associated with second interactions between the users. The computing system generates a second graph illustrating the second interactions, compares the second graph to the first graph, and generates a third graph illustrating first order differences between the first interactions and the second interactions.07-14-2011
20110173051SOCIAL NETWORK MARKETING PLAN MONITORING METHOD AND SYSTEM - A monitoring method and system. The method retrieving by a computer, first data associated with a marketing plan associated with social networks and second data associated with marketing plan objectives. The computer processor identifies social network effects associated with the marketing plan objectives, business key performance indicators (KPIs) associated with the marketing plan objectives, and social network KPIs associated with the associated social network effects. The computer processor represents a marketing plan measurement model comprising a mathematical relationship between the business KPIs and the social network KPIs. The computer processor monitors changes associated with the business KPIs and the social network KPIs and generates and stores a report indicating the changes.07-14-2011

Kuntal Dey, New Delhi IN

Patent application numberDescriptionPublished
20120124134SYSTEMS AND METHODS FOR FEDERATING OPEN SOCIAL NETWORKS FOR ANALYSES - Methods and arrangements for constructing and analyzing federated social networks. A first social network with a first plurality of accounts is defined, as well as a second social network with a second plurality of accounts, the second social network being unaffiliated with the second social network. The first and second social networks are federated to determine a union of the first and second social networks and an intersection of the first and second social networks, and second-order connections between one or more of the first plurality of accounts and one or more of the second plurality of accounts are ascertained, the second-order connections including connections outside of the intersection of the first and second social networks and within the union of the first and second social networks.05-17-2012
20120324014FEDERATING OPEN SOCIAL NETWORKS FOR ANALYSES - Methods and arrangements for constructing and analyzing federated social networks. A first social network with a first plurality of accounts is defined, as well as a second social network with a second plurality of accounts, the second social network being unaffiliated with the second social network. The first and second social networks are federated to determine a union of the first and second social networks and an intersection of the first and second social networks, and second-order connections between one or more of the first plurality of accounts and one or more of the second plurality of accounts are ascertained, the second-order connections including connections outside of the intersection of the first and second social networks and within the union of the first and second social networks.12-20-2012
20130055302TRUSTED CONTENT ACCESS MANAGEMENT USING MULTIPLE SOCIAL GRAPHS ACROSS HETEROGENEOUS NETWORKS - A method, system, and computer readable storage device (that stores the method) extract connectivity information from multiple telecommunication services, provided by a single multiple service provider. The method, system, and device merge the separate connectivity information from each service in a unified graph of telephone service users and digital service users (including common users of both services). The method, system, and device assigne trust values based on the connectivity information and shared data content between users. The method, system, and device may also issue a proxy certificate of authority (CA), by a trusted CA residing within the digital service, to provide digital service to a user of the telephone service in the unified graph, when the trusted CA is a nearest trusted CA in the unified graph.02-28-2013

Prasenjit Dey, Bangalore IN

Patent application numberDescriptionPublished
20090103808CORRECTION OF DISTORTION IN CAPTURED IMAGES - An image processing method comprises analysing an image of a portion of text, and detecting the inter-line spacing and the inter-word spacing across the area of the image. Based on the inter-line and inter-word spacings, a quadrilateral shape is derived which represents the deformation of the text image from an undistorted image. The image is modified to perform perspective correction based on the derived quadrilateral.04-23-2009
20110087659DOCUMENT RELEVANCE DETERMINING METHOD AND COMPUTER PROGRAM - Disclosed is a method and computer program product of determining the relevance of at least a part of an electronic document comprising a plurality of terms distributed over a plurality of regions of said document, comprising displaying the electronic document to a user; determining the gaze characteristics of the person on a region of the electronic document; assigning a relevance score to an individual term in said region based on said characteristics; and generating a term relevance label for said electronic document, said term relevance label comprising relevance scores for the respective individual terms in said document The relevance scores may also be used to define a user profile for the user that can aid in retrieving future documents of relevance to the user.04-14-2011
20110131534SYSTEM AND METHOD FOR DYNAMICALLY DISPLAYING STRUCTURALLY DISSIMILAR THUMBNAIL IMAGES OF AN ELECTRONIC DOCUMENT - A system and method for dynamically displaying structurally dissimilar thumbnail images generated from multiple pages of an electronic document based on a display size of a display device is disclosed. In one embodiment, one or more candidate images are selected based on a generated metric for dissimilarity for each one of multiple images associated with multiple pages of an electronic document, where the metric for dissimilarity for each one of the multiple images is generated by comparing each image of the multiple images with substantially previous images of the multiple images. Then, the selected one or more candidate images are dynamically displayed as structurally dissimilar thumbnail images based on a display size of a display device.06-02-2011
20110302538SYSTEM AND METHOD FOR DISTINGUISHING MULTIMODAL COMMANDS DIRECTED AT A MACHINE FROM AMBIENT HUMAN COMMUNICATIONS - A method and system of distinguishing multimodal HCI from ambient human interactions using wake up commands is disclosed. In one embodiment, in a method of distinguishing multimodal HCI from ambient human interactions, a wake up command is detected by a computing system. The computing system is then woken up to receive a valid user command from a user upon detecting the wake up command. A countdown timer is substantially simultaneously turned on upon waking up the computing system to receive valid user commands. The countdown timer is set based on application usage parameters such as semantics of the valid user command and context of an application associated with the valid user command.12-08-2011
20120188164GESTURE PROCESSING - Presented is method and system for processing a gesture performed by a user of a first input device. The method comprises detecting the gesture and detecting a user-provided parameter for disambiguating the gesture. A user command is then determined based on the detected gesture and the detected parameter.07-26-2012
20120254717MEDIA TAGGING - Provided is a method of tagging media. The method identifies at least one region of interest in a media based on a user input and assigns a higher weighted tag to an object identified in at least one region of interest compared to an object present in another region of the media.10-04-2012
20120278729METHOD OF ASSIGNING USER INTERACTION CONTROLS - Provided is a method of assigning user interaction controls. The method assigns, in a scenario where multiple co-present users are simultaneously providing user inputs to a computing device, a first level of user interaction controls related to an object on the computing device to a single user and a second level of user interaction controls related to the object to all co-present simultaneous users of the computing device.11-01-2012

Patent applications by Prasenjit Dey, Bangalore IN

Prasenjit Dey, Kamataka IN

Patent application numberDescriptionPublished
20090204364SYSTEMS AND METHODS FOR ESTIMATING DISTANCES USING MULTI-RESOLUTION FUNCTIONS - Systems and methods for estimating the distance between a start point and a true endpoint in which at least two functions of differing resolutions are used. The method includes measuring a coarse distance between the start point and an intermediate point using the lower resolution function, the intermediate point comprising a point which is substantially within one unit of the higher resolution function away from the true endpoint. Next, a vernier distance is measured from the intermediate point to a vernier endpoint using the higher resolution function, the vernier endpoint being within a narrow, vernier error window of the true endpoint. Subsequently, the coarse and vernier distances are summed to obtain the estimated distance.08-13-2009
20120059855METHOD AND COMPUTER PROGRAM PRODUCT FOR ENABLING ORGANIZATION OF MEDIA OBJECTS - A method for enabling organization of a plurality of media objects is disclosed. The method comprises playing a digital media object to a user; capturing the interaction of the user with the played digital media object; and tagging the played digital media object based on said interaction. A software program product implementing this method, a system comprising the software program product and a digital media object tagged in accordance with this method are also disclosed.03-08-2012

Prasenjit Dey, Karnataka IN

Patent application numberDescriptionPublished
20090138830Method, article, apparatus and computer system for inputting a graphical object - Method, article, apparatus and computer system facilitating the easy and intuitive inputting of a desired graphical object into an electronic system from a large plurality of predetermined graphical objects. In one example embodiment, this is achieved by assigning each of said graphical objects into one of a plurality of groups in accordance with a predetermined similarity criterion, associating respective base shapes to each of said groups, wherein said base shapes having a certain degree of similarity to the objects assigned to the associated group according to said similarity criterion and associating in each of said groups at least one gesture to each of said graphical objects, so that the associated gestures are distinguishable from each other. In order to input the desired graphical object, one of the groups is selected by selecting its base shape and then the desired graphical object is identified by drawing the respective gesture associated thereto.05-28-2009
20120030637QUALIFIED COMMAND - A method for executing a qualified command including detecting a hand gesture input for identifying a command, detecting one or more non-hand gesture inputs to qualify the command, and configuring a processor to execute the qualified command on a machine in response to the hand gesture input and one or more non-hand gesture inputs.02-02-2012
20120106844SKEW DETECTION - Presented is a skew detection apparatus. In one form, the apparatus estimates skew based on the locations of a set of foreground content pixels or a set of edge pixels that are nearest to the side of an image of a document. In another form, the apparatus includes a skew estimation unit adapted to estimate skew based on the orientation of foreground or background content in the interior of a document. In another form, the apparatus estimates skew using segments of an image of a document. Also presented is a document image processing apparatus including the skew detection apparatus.05-03-2012

Prashanto Dey, Hojai IN

Patent application numberDescriptionPublished
20130028267Sharing A Transmission Control Protocol Port By A Plurality Of Applications - Methods, apparatuses, and computer program products for sharing a transmission control protocol (TCP) port by a plurality of applications are provided. Embodiments include receiving, by a transmission controller from a client, a first TCP packet that includes an indication of a new TCP connection for a TCP port; determining, by the transmission controller, an origination of the first TCP packet; identifying, by the transmission controller, a TCP sequence number range associated with the determined origination; selecting, by the transmission controller, an initial sequence number (ISN) within the identified TCP sequence number range; and sending, by the transmission controller to the client, a second TCP packet that includes the selected ISN.01-31-2013
20130031254Sharing A Transmission Control Protocol Port By A Plurality Of Applications - Methods, apparatuses, and computer program products for sharing a transmission control protocol (TCP) port by a plurality of applications are provided. Embodiments include receiving, by a transmission controller from a client, a first TCP packet that includes an indication of a new TCP connection for a TCP port; determining, by the transmission controller, an origination of the first TCP packet; identifying, by the transmission controller, a TCP sequence number range associated with the determined origination; selecting, by the transmission controller, an initial sequence number (ISN) within the identified TCP sequence number range; and sending, by the transmission controller to the client, a second TCP packet that includes the selected ISN.01-31-2013

Rohit Dey, Brookefield IN

Patent application numberDescriptionPublished
20100296903END EFFECTOR FOR HANDLING SUBSTRATES - Embodiments of the present invention provide an end effector for a substrate handling robot. In one embodiment, the end effector comprises one or more Bernoulli chucks surrounded by a plurality of suction cup devices. In one embodiment, the suction cup devices are configured in the form of a bellows to provide both cushioning and lateral stability to the substrate. In one embodiment, the suction cup devices further include an air pressure device to provide light positive pressure to the substrate during release. Embodiments of the end effector described herein provide a small vacuum pressure over a large area of ultra-thin substrates to minimize damage during handling.11-25-2010

Sanjoy K. Dey, Noida IN

Patent application numberDescriptionPublished
20120256774METHOD AND APPARATUS FOR SELF-TEST OF SUCCESSIVE APPROXIMATION REGISTER (SAR) A/D CONVERTER - A single-ended SAR ADC includes an additional capacitor, a self-test engine, and independent control of sample and hold conditions, which allows for quick and accurate testing of the ADC.10-11-2012

Satyadeep Dey, Kolkata IN

Patent application numberDescriptionPublished
20080263034METHOD AND APPARATUS FOR QUERYING BETWEEN SOFTWARE OBJECTS - A query fetches data from a source software object into a target software object using services and data types of the source software object. The target software object can then provide additional services which are not provided by the source software object.10-23-2008

Soumenkumar Dey, Pune IN

Patent application numberDescriptionPublished
20080225944Allocation of Available Bits to Represent Different Portions of Video Frames Captured in a Sequence - A technique of encoding video frames allocates an available number of bits to different portions of the video frame. A processing unit identifies a region of interest (ROI) in a video frame, and computes a first and second complexity parameter respectively representing the change in video information in the ROI portions and non-ROI portions in the video frame relative to a reference frame. Bits are allocated to the ROI portion proportional (positive correlation) to the first complexity parameter and a ratio of the area of the ROI to the area of the frame. The remaining available bits are allocated to the non-ROI. In an embodiment, the bits are encoded according to H.264 standard.09-18-2008
20080226278AUTO_FOCUS TECHNIQUE IN AN IMAGE CAPTURE DEVICE - Multiple sets of pixel values representing a captured image of a scene are received, with each set representing an image captured with a corresponding degree of focus. An image processor may identify a region of interest in the captured image, automatically determine the configuration parameters for a lens assembly to provide a desired degree of focus for the region of interest, and generate signals to configure a lens assembly. In an embodiment, the region of interest is a face, the desired degree of focus of the face is determined by computing a rate of variation of luminance of pixels representing the face, and the desired degree is the degree of the image having the maximum degree of focus.09-18-2008
20080226279Auto-exposure Technique in a Camera - An image processor, which determines appropriate exposure parameters for a shutter assembly in a camera. The image processor may computationally determine a region of interest in a scene sought to be captured, and set the parameters to ensure that the exposure parameters are set to capture an image of the scene with the region of interest having a desired brightness level. In an embodiment, pixel values of multiple frames (each frame with a corresponding set of configuration parameters of the shutter assembly) may be examined to determine the frame having pixel values with the region having the desired brightness level. The shutter assembly may be configured with the parameters corresponding to such a frame to provide an auto-exposure feature.09-18-2008
20100103281AUTO-FOCUS TECHNIQUE IN AN IMAGE CAPTURE DEVICE - Multiple sets of pixel values representing a captured image of a scene are received, with each set representing an image captured with a corresponding degree of focus. An image processor may identify a region of interest in the captured image, automatically determine the configuration parameters for a lens assembly to provide a desired degree of focus for the region of interest, and generate signals to configure a lens assembly. In an embodiment, the region of interest is a face, the desired degree of focus of the face is determined by computing a rate of variation of luminance of pixels representing the face, and the desired degree is the degree of the image having the maximum degree of focus.04-29-2010
20100128777Optimal Power Usage in Encoding Data Streams - An encoder provided according to an aspect of the present invention uses different encoding techniques depending on an amount of power available in the corresponding durations. Due to the ability to use such different encoding techniques, power may be optimally utilized. The optimization is further enhanced by dynamically switching between encoding techniques according to power amount availability in corresponding durations. In an embodiment, each encoding technique estimates motion vectors at corresponding level of precision (thereby consuming a corresponding level of power) and the precision level is chosen to correspond to available power budget. The circuitry not required for a desired precision level may be switched off.05-27-2010

Soumen Kumar Dey, Pune IN

Patent application numberDescriptionPublished
20100128797Encoding Of An Image Frame As Independent Regions - An aspect of the present invention dynamically allocates specific blocks of an image frame to each region based on a desired number of regions and a type of regions. According to another aspect of the present invention, the values of parameters used for encoding individual regions are also dynamically computed. Due to such dynamic allocation and computations, the encoding approach may scale easily to address a large variety of image frames.05-27-2010
20100189174ENCODING VIDEO FRAMES IN A VIDEO ENCODER - An encoder provided according to an aspect of the present invention uses an approach which seeks to limit the number of bits in each of a sequence of video frames to a same upper limit. By providing such a restriction, additional budget (i.e., more number of bits that can be used for the encoded bits for the frame) may be available for encoding of later received frames in the sequence, thereby avoiding quality degradation with respect to reproduction of such later frames. According to another aspect of the present invention, a quantization parameter used during encoding is controlled to enforce such a limit. According to one more aspect of the present invention, a quantization parameter is generated for a video frame by examining content corresponding to the same video frame.07-29-2010

Subhrajit Dey, Bangalore IN

Patent application numberDescriptionPublished
20110268570SYSTEM AND METHOD FOR CONTROLLING WIND TURBINE BLADES - A wind turbine system is presented. The wind turbine system includes a blade comprising an airfoil and a sensing device disposed on a surface of the airfoil, wherein the sensing device generates signals that are representative of pressure deflection on the surface of the airfoil. The wind turbine system further comprises a processing subsystem that receives location details of the sensing device and a transfer function corresponding to the airfoil, determines a location of a stagnation point on the surface of the airfoil based upon the signals and the location details, and determine an angle of attack (AOA) on the surface of the airfoil based upon the location of the stagnation point and the transfer function.11-03-2011
20110268576SYSTEM AND METHOD FOR INCREASING ENERGY CAPTURE BY WIND TURBINES - A blade is presented. The blade includes a proximal end and a distal end, and a pronounced camber running between the proximal end to the distal end, wherein the pronounced camber is located in proximity to a trailing edge and on a suction side of the blade, and an amplitude of the pronounced camber at a location varies between about 0.7% to about 1.4% of a chord's length of a cross-section of the blade at said location.11-03-2011
20120063940SUCTION AND DISCHARGE MECHANISMS FOR AN APPLIANCE REFRIGERANT COMPRESSOR - Suction and discharge mechanisms for the compressor of a refrigeration cycle are provided. Two discharge ports for the removal of refrigerant from a compressor are described. Additionally, the present invention can provide a suction valve having an aperture for the flow of refrigerant around and through the suction valve when it is in an open position. As such, the present invention can provide a refrigerant compressor having an improved coefficient of discharge and increased efficiency.03-15-2012
20120163969TURBINE INCLUDING EXHAUST HOOD - A turbine includes an inner casing, a rotor extending in a longitudinal direction, and rows of buckets transversely disposed on the rotor. A bearing cone covering a portion of the rotor and a flow guide extending from the inner casing define an annular passage for flow of exhaust gases. Exhaust gas movement is facilitated by a guide cap having a streamlined surface and situated in a downstream direction of the flow guide, a tip leakage flow injection channel to inject exhaust gases at the inner surface of the flow guide, an incline of the casing of the turbine surrounding the last stage buckets relative to the longitudinal axis, or use of a first portion of the annular passage with a substantially constant surface area and a second portion of the annular passage with a progressively increasing surface area.06-28-2012

Subhrajit Dey, Mahadevapura IN

Patent application numberDescriptionPublished
20110255974CONFIGURABLE WINGLET FOR WIND TURBINE BLADES - A wind turbine includes a plurality of rotor blades for converting wind energy to rotational energy. The rotor blades have winglets that are configurable. A sensor senses a parameter and generates a sensed signal indicative of the parameter. A processor receives the sensed signal for generates an actuator signal in response thereto. An actuator is associated with each of the winglets for configuring the winglets in response to the actuator signal.10-20-2011

Sumit Dey, Bangalore IN

Patent application numberDescriptionPublished
20100246679VIDEO DECODING IN A SYMMETRIC MULTIPROCESSOR SYSTEM - Systems and methods for decoding of compressed video enable the storing of compressed video data in a memory shared by a group of symmetric multiple processors. The video includes a plurality of frames and each of the plurality of frames has one or more slices. Such one or more slices are assigned, by a main processor, of the group of symmetric multiple processors to the group of multiple processors. The one or more assigned slices are partially decoded by the one or more of the group of multiple processors and the partially decoded one or more slices are stored in the memory. Subsequently, each of the plurality of frames having at least one partially decoded slice is assigned to one or more of the group of multiple processors. In a successive progression, the group of multiple processors in combination fully decodes each of the plurality of frames.09-30-2010
20110182497CASCADE STRUCTURE FOR CLASSIFYING OBJECTS IN AN IMAGE - A cascade object classification structure for classifying one or more objects in an image is provided. The cascade object classification structure includes a plurality of nodes arranged in one or more layers. Each layer includes at least one parent node and each subsequent layer includes at least two child nodes. A parent node in a layer is operatively linked to two child nodes in a subsequent layer. Further, at least one child node in one of the subsequent layers is operatively linked to two or more parent nodes in a preceding layer. Each node includes classifiers for classifying the objects as a positive object and a negative object. The positive object and the negative object classified by the parent node in each layer are further classified by one or more operatively linked child nodes in the subsequent layer.07-28-2011

Swapan Dey, Kolkata IN

Patent application numberDescriptionPublished
20100039300LZW DATA COMPRESSION ALGORITHM - An improved LZW algorithm creates images at the time of compression, and obtains codes from those images at the time of decompression. At the time of compression, string (x) is obtained from the input stream and code (x) is retrieved from the LZW table for string (x). Assuming that a valid image (x) exists for the code, the system and method of the present disclosure may either: 1) write code (x) to the output stream, or 2) write image (x) to the output stream. The enhanced decompression algorithm of the present disclosure in one embodiment retrieves the code or image and restores the original stream. In addition, 1 bit is removed from code (x+1), and its information is indirectly stored in code (x)/image (x). Thereafter, when the decompression program encounters image (x) in the compressed stream, the decompression algorithm adds binary bit ‘1’ (or ‘0’) to the code (x+1), and adds binary bit ‘0’ (or ‘1’) to code (x+1) when it encounters code (x).02-18-2010