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Chandrasekharan

Karthik Chandrasekharan, Scottsdale, AZ US

Patent application numberDescriptionPublished
20130234753Hysteresis-Based Latch Design for Improved Soft Error Rate with Low Area/Performance Overhead - A hysteresis-based logic element design for improved soft error rate with low area/performance overhead. In one embodiment, a hysteresis inverter block including one or more pairs of inverters can be coupled to a logic element to adjust a switching threshold of the logic element.09-12-2013

Karthik Chandrasekharan, Chandler, AZ US

Patent application numberDescriptionPublished
20090256608Low leakage data retention flip flop - A disclosed embodiment is a low leakage data retention flip flop comprising a master circuit for retaining data during sleep mode, wherein the master circuit is configured to receive a reduced supply voltage during the sleep mode. The flip flop includes a slave circuit having low threshold voltage transistors, where the slave circuit is turned off during the sleep mode. In various embodiments, the master circuit might utilize high threshold voltage, standard threshold voltage, or low threshold voltage transistors. Similarly, the slave circuit might utilize high threshold voltage, standard threshold voltage, or low threshold voltage transistors. To begin the sleep mode, the master circuit receives a reduced supply voltage and the slave circuit is coupled to ground and is thus turned off. During the sleep mode, the slave circuit experiences virtually no leakage current, and the master circuit experiences a reduced leakage current.10-15-2009
20100001774Data retention flip flop for low power applications - A disclosed embodiment is a data retention flip flop comprising master and slave circuits that are configured to be turned off when a single sleep mode signal is activated. The disclosed embodiment also comprises an always-on balloon circuit coupled to the master circuit, where the always-on balloon circuit includes a common sub-circuit shared with the master circuit. The master circuit writes into the always-on balloon circuit when the single sleep mode signal is activated, and the master circuit reads from the always-on balloon circuit when the single sleep mode signal is deactivated. The always-on balloon circuits comprises high threshold voltage transistors, while the slave circuit comprises low threshold voltage transistors. The master and slave circuits have no leakage current, or substantially no leakage current, after the single sleep mode signal is activated.01-07-2010
20120299756Single Stage and Scalable Serializer - According to an exemplary embodiment, a serializer includes upper and lower shift registers configured to perform a load function where parallel input data is loaded from a parallel input bus and a shift function where the parallel input data is shifted to an output register. The upper shift register is configured to perform the load function while the lower shift register performs the shift function, and the lower shift register is configured to perform the load function while the upper shift register performs the shift function. An output register is configured to alternately receive the parallel input data from the upper shift register and the parallel input data from the lower shift register. The upper and lower shift registers and the output register can comprise scan flip-flops.11-29-2012
20130328704Scalable Serializer - According to an exemplary embodiment, a serializer includes upper and lower shift registers configured to perform a load function where parallel input data is loaded from a parallel input bus and a shift function where the parallel input data is shifted to an output register. The upper shift register is configured to perform the load function while the lower shift register performs the shift function, and the lower shift register is configured to perform the load function while the upper shift register performs the shift function. An output register is configured to alternately receive the parallel input data from the upper shift register and the parallel input data from the lower shift register. The upper and lower shift registers and the output register can comprise scan flip-flops.12-12-2013

Patent applications by Karthik Chandrasekharan, Chandler, AZ US

Kaushik Chandrasekharan, Bristol GB

Patent application numberDescriptionPublished
20160077924SELECTING A STORE FOR DEDUPLICATED DATA - A technique includes communicating a plurality of hashes associated with chunks of an object to at least some stores of a plurality of stores on which the object is distributed; and in response to the communication, receiving responses indicating a distribution of the associated chunks. The technique includes selecting one of the stores based at least in part on the responses and communicating deduplicated data associated with the object to the selected store.03-17-2016
20160085751REPORTING DEGRADED STATE OF DATA RETRIEVED FOR DISTRIBUTED OBJECT - A technique includes in response to a request to access a distributed object stored on a plurality of team members, retrieving data stored associated with the distributed object from at least one of the team members and selectively reporting information about a degraded state of the retrieved data.03-24-2016

Kaushik Chandrasekharan, Swindon Wiltshire GB

Patent application numberDescriptionPublished
20140358858Determining A Schedule For A Job To Replicate An Object Stored On A Storage Appliance - A technique includes queuing jobs to replicate object data stored on a storage appliance. The technique includes, for at least one of the jobs, selectively regulating when the job appears in the schedule based at least in part on a number of failed attempts to complete the job.12-04-2014

Nisha Chandrasekharan, Brookfield, WI US

Patent application numberDescriptionPublished
20150091486Method and Apparatus for Detection of Drive Misconfiguration in a Multi-Axis Configuration - A system for detecting a mismatch between how a motor drive is connected electrically and how it is configured for operation is disclosed. The motor drive may either be connected in a stand-alone mode to control operation of a motor from an AC source without connection to another motor drive or be connected electrically to other motor drives, for example, in a paralleled mode, shared DC bus mode, or a combination thereof. A parameter identifies the expected electrical configuration of the motor drive. The power transferred to the DC bus is compared to the power transferred from the DC bus in the motor drive. If the difference between the power transferred to the DC bus and the power transferred from the DC bus exceeds a predetermined threshold, the motor drive detects the mismatch between 110W a motor drive is connected electrically and how it is configured for operation.04-02-2015

Prakash Chandrasekharan, Chennai IN

Patent application numberDescriptionPublished
20080244539ENABLING ANALYSIS OF SOFTWARE SOURCE CODE - A source code clarification system is described. In various embodiments, the source code clarification system receives clarified source code and transforms the clarified source code into standard source code or object code that implements asynchronous components. The standard software source code can contain expressions for enabling asynchronous communications. The clarified code can be software source code that is expressed in an imperative language and is capable of static analysis. The clarified source code can contain a coordination primitive that encapsulates interactions between asynchronous components. By using the coordination primitives and events, the clarified source code can express interactions between asynchronous components so that the clarified source code is easier for developers to understand and for static analysis tools to analyze.10-02-2008

Praveen Chandrasekharan, Bangalore IN

Patent application numberDescriptionPublished
20130080514SYSTEM AND METHOD FOR AUTO-TAB COMPLETION OF CONTEXT SENSITIVE REMOTE MANAGED OBJECTS IN A TRAFFIC DIRECTOR ENVIRONMENT - Described herein are systems and methods for providing software administration tools, for use in administering server configurations, such as in a traffic director or other type of server environment. In accordance with an embodiment, the system comprises a command-line interface and/or command-line shell which provides an autocompletion feature for remote objects including wherein, in response to an instruction from an administrator to invoke the feature, the system determines configurable remote back-end objects based on the context of the command-line at the time of invocation, and uses the information to one of autocomplete the command-line input or provide a list of remote back-end objects.03-28-2013
20130081128SYSTEM AND METHOD FOR PROVIDING A REST-BASED MANAGEMENT SERVICE IN A TRAFFIC DIRECTOR ENVIRONMENT - Described herein are systems and methods for providing software administration tools, for use in administering server configurations, such as in a traffic director or other type of server environment. In accordance with an embodiment, the system comprises a traffic director having one or more traffic director instances, which is configured to receive and communicate requests, from clients, to origin servers having one or more pools of servers. An administration server can be used to manage the traffic director, including a REpresentational State Transfer (REST) infrastructure and management service which maps REST calls to mbeans or other management components registered on the administration server, for use in managing the traffic director.03-28-2013
20140289838SYSTEM AND METHOD FOR PROVIDING A REST-BASED MANAGEMENT SERVICE IN A TRAFFIC DIRECTOR ENVIRONMENT - Described herein are systems and methods for providing software administration tools, for use in administering server configurations, such as in a traffic director or other type of server environment. In accordance with an embodiment, the system comprises a traffic director having one or more traffic director instances, which is configured to receive and communicate requests, from clients, to origin servers having one or more pools of servers. An administration server can be used to manage the traffic director, including a REpresentational State Transfer (REST) infrastructure and management service which maps REST calls to mbeans or other management components registered on the administration server, for use in managing the traffic director.09-25-2014

Rajagopalan Chandrasekharan, Bangalore IN

Patent application numberDescriptionPublished
20110267428SYSTEM AND METHOD FOR MAPPING A TWO-DIMENSIONAL IMAGE ONTO A THREE-DIMENSIONAL MODEL - In one embodiment, a system includes a turbine comprising multiple components in fluid communication with a working fluid. The system also includes an imaging system in optical communication with at least one component. The imaging system is configured to receive a two-dimensional image of the at least one component during operation of the turbine, and to map the two-dimensional image onto a three-dimensional model of the at least one component to establish a composite model.11-03-2011
20120194667TURBINE ENGINE THERMAL IMAGING SYSTEM - In one embodiment, a system includes an imaging system configured to capture a first image of a rotating component within an interior of a turbine using a first integration time, to capture a second image of the rotating component within the interior of the turbine using a second integration time, different than the first integration time, and to subtract the first image from the second image to obtain a differential image.08-02-2012

Rajagopolan Chandrasekharan, Bangalore IN

Patent application numberDescriptionPublished
20130054108SYSTEM AND METHOD FOR PREDICTING TURBINE RUB - A system for predicting turbine rub includes a monitoring system configured to form operational values for a turbine based on information received from the turbine and a correlation engine configured to form at least one correlated value from the operating values that correlates a first operating value to a second operating value. The system also includes a variable deriver configured to form at least one derived variable from a one of the operating values and a rub predictor that forms a rub prediction based on the at least one correlated value and the at least one derived value.02-28-2013

Ramesh Chandrasekharan, Portland, OR US

Patent application numberDescriptionPublished
20110256724GAS AND LIQUID INJECTION METHODS AND APPARATUS - A liquid injection system for a processing chamber includes a liquid injector that receives a liquid from a liquid supply and that selectively pulses the liquid into a conduit. A control module selects a number of pulses and a pulse width of the liquid injector. A gas supply supplies gas into the conduit. A sensor senses at least one of a first temperature and a first pressure in the conduit and that generates at least one of a first temperature signal and a first pressure signal, respectively. The control module confirms that the selected number of pulses occur based on the at least one of the first temperature signal and the first pressure signal.10-20-2011
20110256726PLASMA ACTIVATED CONFORMAL FILM DEPOSITION - Methods of depositing a film on a substrate surface include surface mediated reactions in which a film is grown over one or more cycles of reactant adsorption and reaction. In one aspect, the method is characterized by the following operations: (a) exposing the substrate surface to a first reactant in vapor phase under conditions allowing the first reactant to adsorb onto the substrate surface; (b) exposing the substrate surface to a second reactant in vapor phase while the first reactant is adsorbed on the substrate surface; and (c) exposing the substrate surface to plasma to drive a reaction between the first and second reactants adsorbed on the substrate surface to form the film.10-20-2011
20130237063SPLIT PUMPING METHOD, APPARATUS, AND SYSTEM - A split-pumping system and method for semiconductor fabrication process chambers is provided. The split pumping method may provide two separate exhaust paths, each configured to evacuate a different process gas. The exhaust paths may be configured to not evacuate process gases other than the process gas that the exhaust path is configured to evacuate.09-12-2013
20130316094RF-POWERED, TEMPERATURE-CONTROLLED GAS DIFFUSER - A gas diffusing device includes a first portion defining a gas supply conduit having a first inlet and a first outlet and including a second inlet, a second outlet and passages connecting the second inlet to the second outlet. The passages receive non-conductive fluid to cool the first portion. A second portion is connected to the first portion, includes a diffuser face with spaced holes and defines a cavity that is in fluid communication with the first outlet of the gas supply conduit and the diffuser face. A heater is in contact with the second portion to heat the second portion.11-28-2013
20130333768POINT OF USE VALVE MANIFOLD FOR SEMICONDUCTOR FABRICATION EQUIPMENT - A point-of-use valve (POU valve) manifold is provided that allows for multiple precursors to be delivered to a semiconductor processing chamber through a common outlet. The manifold may have a plurality of precursor inlets and a purge gas inlet. The manifold may be configured such that there are zero dead legs in the manifold when the purge gas is routed through the manifold, and may provide mounting location for the POU valves that alternate sides. One or more internal flow path volumes may include elbow features.12-19-2013
20130344245SUPPRESSION OF PARASITIC DEPOSITION IN A SUBSTRATE PROCESSING SYSTEM BY SUPPRESSING PRECURSOR FLOW AND PLASMA OUTSIDE OF SUBSTRATE REGION - A substrate processing system includes a showerhead that comprises a base portion and a stem portion and that delivers precursor gas to a chamber. A collar connects the showerhead to an upper surface of the chamber. The collar includes a plurality of slots, is arranged around the stem portion of the showerhead, and directs purge gas through the plurality of slots into a region between the base portion of the showerhead and the upper surface of the chamber.12-26-2013
20140209562PLASMA ACTIVATED CONFORMAL FILM DEPOSITION - Methods of depositing a film on a substrate surface include surface mediated reactions in which a film is grown over one or more cycles of reactant adsorption and reaction. In one aspect, the method is characterized by the following operations: (a) exposing the substrate surface to a first reactant in vapor phase under conditions allowing the first reactant to adsorb onto the substrate surface; (b) exposing the substrate surface to a second reactant in vapor phase while the first reactant is adsorbed on the substrate surface; and (c) exposing the substrate surface to plasma to drive a reaction between the first and second reactants adsorbed on the substrate surface to form the film.07-31-2014
20150099372SEQUENTIAL PRECURSOR DOSING IN AN ALD MULTI-STATION/BATCH REACTOR - Disclosed herein are methods of depositing layers of material on multiple semiconductor substrates at multiple processing stations within one or more reaction chambers. The methods may include dosing a first substrate with film precursor at a first processing station and dosing a second substrate with film precursor at a second processing station with precursor flowing from a common source, wherein the timing of said dosing is staggered such that the first substrate is dosed during a first dosing phase during which the second substrate is not substantially dosed, and the second substrate is dosed during a second dosing phase during which the first substrate is not substantially dosed. Also disclosed herein are apparatuses having a plurality of processing stations contained within one or more reaction chambers and a controller with machine-readable instructions for staggering the dosing of first and second substrates at first and second processing stations.04-09-2015
20150145154MULTI-TRAY BALLAST VAPOR DRAW SYSTEMS - A system for supplying vaporized precursor includes an enclosure including an output. A plurality of trays is arranged in a stacked, spaced configuration inside the enclosure. The plurality of trays is configured to hold liquid precursor. A first conduit fluidly connects a carrier gas supply to the enclosure and includes a plurality of openings. A first valve is arranged along the first conduit and is configured to selectively control delivery of the carrier gas from the carrier gas supply through the first conduit to the plurality of openings in the first conduit. The plurality of openings is configured to direct the carrier gas across the liquid precursor in the plurality of trays, respectively. The output of the enclosure provides a mixture of the carrier gas and the vaporized precursor.05-28-2015
20150315706LOW VOLUME SHOWERHEAD WITH POROUS BAFFLE - A low volume showerhead in a semiconductor processing apparatus can include a porous baffle to improve the flow uniformity and purge time during atomic layer deposition. The showerhead can include a plenum volume, one or more gas inlets in fluid communication with the plenum volume, a faceplate including a plurality of first through-holes for distributing gas onto a substrate in the semiconductor processing apparatus, and a porous baffle positioned in a region between the plenum volume and the one or more gas inlets. The one or more gas inlets can include a stem having a small volume to improve purge time. The baffle can be porous and positioned between the stem and the plenum volume to improve flow uniformity and avoid jetting.11-05-2015
20160032453SYSTEMS AND METHODS FOR VAPOR DELIVERY - A vapor delivery system includes an ampoule to store liquid precursor and a heater to partially vaporize the liquid precursor. A first valve communicates with a push gas source and the ampoule. A second valve supplies vaporized precursor to a heated injection manifold. A valve manifold includes a first node in fluid communication with an outlet of the heated injection manifold, a third valve having an inlet in fluid communication with the first node and an outlet in fluid communication with vacuum, a fourth valve having an inlet in fluid communication with the first node and an outlet in fluid communication with a second node, a fifth valve having an outlet in fluid communication with the second node, and a sixth valve having an outlet in fluid communication with the second node. A gas distribution device is in fluid communication with the second node.02-04-2016
20160052655FILL ON DEMAND AMPOULE REFILL - Methods and apparatus for use of a fill on demand ampoule are disclosed. The fill on demand ampoule may refill an ampoule with precursor concurrent with the performance of other deposition processes. The fill on demand may keep the level of precursor within the ampoule at a relatively constant level. The level may be calculated to result in an optimum head volume. The fill on demand may also keep the precursor at a temperature near that of an optimum precursor temperature. The fill on demand may occur during parts of the deposition process where the agitation of the precursor due to the filling of the ampoule with the precursor minimally effects the substrate deposition. Substrate throughput may be increased through the use of fill on demand.02-25-2016
20160056032METHODS AND APPARATUSES FOR STABLE DEPOSITION RATE CONTROL IN LOW TEMPERATURE ALD SYSTEMS BY SHOWERHEAD ACTIVE HEATING AND/OR PEDESTAL COOLING - Disclosed are methods of depositing films of material on semiconductor substrates. The methods may include flowing a film precursor into a processing chamber through a showerhead substantially maintained at a first temperature, and adsorbing the film precursor onto a substrate held on a substrate holder such that the precursor forms an adsorption-limited layer while the substrate holder is substantially maintained at a second temperature. The first temperature may be at least about 10° C. above the second temperature, or the first temperature may be at or below the second temperature. The methods may further include removing at least some unadsorbed film precursor from the volume surrounding the adsorbed film precursor, and thereafter reacting adsorbed film precursor to form a film layer. Also disclosed herein are apparatuses having a processing chamber, a substrate holder, a showerhead, and one or more controllers for operating the apparatus to employ the foregoing film deposition techniques.02-25-2016

Patent applications by Ramesh Chandrasekharan, Portland, OR US

Ramesh Chandrasekharan, Tualatin, OR US

Patent application numberDescriptionPublished
20150017812SEQUENTIAL PRECURSOR DOSING IN AN ALD MULTI-STATION/BATCH REACTOR - Disclosed herein are methods of depositing layers of material on multiple semiconductor substrates at multiple processing stations within one or more reaction chambers. The methods may include dosing a first substrate with film precursor at a first processing station and dosing a second substrate with film precursor at a second processing station with precursor flowing from a common source, wherein the timing of said dosing is staggered such that the first substrate is dosed during a first dosing phase during which the second substrate is not substantially dosed, and the second substrate is dosed during a second dosing phase during which the first substrate is not substantially dosed. Also disclosed herein are apparatuses having a plurality of processing stations contained within one or more reaction chambers and a controller with machine-readable instructions for staggering the dosing of first and second substrates at first and second processing stations.01-15-2015

Ramkumar Chandrasekharan, San Jose, CA US

Patent application numberDescriptionPublished
20150295796ADJUSTING NETWORK DATA STORAGE BASED ON EVENT STREAM STATISTICS - The disclosed embodiments provide a system that facilitates the processing of network data. During operation, the system causes for display a graphical user interface (GUI) for configuring the generation of time-series event data from network packets captured by one or more remote capture agents. Next, the system causes for display, in the GUI, a first set of user-interface elements for managing one or more event streams containing the time-series event data, wherein managing the one or more event streams includes enabling the generation of a set of statistics from an event stream without subsequently storing and processing at least a first portion of the event stream by one or more components on a network. The GUI then updates the configuration information based on input received through the first set of user-interface elements.10-15-2015
20150341212VISUALIZATIONS OF STATISTICS ASSOCIATED WITH CAPTURED NETWORK DATA - The disclosed embodiments provide a system that facilitates the processing of network data. During operation, the system causes for display a graphical user interface (GUI) for configuring the generation of time-series event data from network packets captured by one or more remote capture agents. Next, the system causes for display, in the GUI, a first set of user-interface elements containing a set of statistics associated with one or more event streams that comprise the time-series event data. The system then causes for display, in the GUI, one or more graphs comprising one or more values from the set of statistics. Finally, the system causes for display, in the GUI, a value of a statistic from the set of statistics based on a position of a cursor over the one or more graphs.11-26-2015

Rico Chandrasekharan, Zurich CH

Patent application numberDescriptionPublished
20130204578Method for Obtaining Information about a Radiation Source or a Material Interacting with a Radiation Source and a Measurement Setup for Performing the Method - A method for obtaining information about an unknown neutron source or an unknown material interacting with a known neutron source comprises the steps of: (a) providing a radiation detector capable of delivering a neutron energy information allowing the production of response histogram(s) as a function of neutron energy, (b) measuring with said radiation detector neutrons being emitted from said unknown neutron source or from said unknown material, (c) deriving from said measured neutrons a neutron energy spectrum, especially in form of a histogram, (d) normalizing said energy spectrum or histogram relative to a parameter or set of parameters derived from the measurement of a different variable, (e) comparing said normalized energy spectrum or histogram with known energy spectra or histograms, and (f) drawing conclusions on the basis of said comparison about the nature of the unknown neutron source or unknown material.08-08-2013
20140264058Method for Obtaining Information Signatures from Nuclear Material or About the Presence, the Nature and/or the Shielding of a Nuclear Material and Measurement Setup for Performing Such Method - The invention relates to a method for obtaining information or signatures about the presence or the nature of a nuclear radiation source, especially in a homeland security application, said nuclear radiation source emitting in a time or angle correlated manner at least a first radiation and a second radiation. The method includes the steps of detecting said first radiation with at least one first radiation detector and detecting said second radiation with at least one second radiation detector. The detection of said second radiation is triggered by said detection of said first radiation in a manner that is adapted to the radiation's correlation structure, thereby increasing the signal-to-background ratio for the detection of said second radiation.09-18-2014
20140361186Method for Detecting and Identifying Nuclear Material in a Container and Radiation Monitoring Arrangement for Conducting the Method - The invention relates to an improved method for detecting and possibly identifying and/or characterizing nuclear and/or radiological material in a container, vehicle, or on a person, comprising the steps of: a. providing at least one detector, which is capable of detecting radiation events being interrelated to nuclear or radiological material; b. bringing the at least one detector in the vicinity of the container, vehicle or person to be monitored; c. detecting radiation events being interrelated to the container, vehicle or person to be monitored; d. assigning each detected radiation event an individual time stamp in order to generate a time pattern of the detected radiation events; and e. analyzing the time pattern with respect to time correlation structures in order to identify a presence and/or characteristics of the nuclear or radiological material.12-11-2014
20140374606Detector Arrangement for the Detection of Ionizing Radiation and Method for Operating Such a Detector Arrangement - A detector arrangement (12-25-2014

Rico Chandrasekharan, Zuerich CH

Patent application numberDescriptionPublished
20120227850TUBE COUPLING FOR CONNECTING AN OBJECT TO ONE END OF A TUBE IN A UHV TIGHT MANNER AND VESSEL WITH SUCH A TUBE COUPLING - The invention relates to a tube coupling (TC09-13-2012

Rico S. Chandrasekharan, Zurich CH

Patent application numberDescriptionPublished
20090294686METHOD FOR MONITORING AN UNKNOWN CONTAINER OR THE CONTENTS IN A VOLUME, MONITORING SYSTEM FOR BEING USED WITH SAID METHOD, AND RADIATION DETECTOR FOR SUCH A MONITORING SYSTEM - A method for monitoring a container or the contents in a volume (12-03-2009
20130034198NOBLE GAS DETECTOR FOR FISSILE CONTENT DETERMINATION - A method and a system for fissile content measurement that utilizes a detector configured to detect fast neutrons. An external radiation source may be used to induce fission in a sample to allow the measurement of a fissile material of the sample with a low spontaneous fission probability. Analyzing the sample may be based on the energy spectrum of emitted neutrons. That is, the energy information regarding the energy of the fast neutrons is obtained, and the fast neutrons as having a high likelihood of originating in a nuclear fission process as opposed to originating in an (alpha,n) reaction by utilizing the obtained energy information are classified to analyze the sample. Alternatively, a position of interaction in the detector of neutron emitted by the sample is measured, and this position is retraced back through intervening material(s) between the detector and the sample to determine the spacial geometry of the sample.02-07-2013

Shrinidhi Chandrasekharan, Dayton, OH US

Patent application numberDescriptionPublished
20080229893TOOLS WITH A THERMO-MECHANICALLY MODIFIED WORKING REGION AND METHODS OF FORMING SUCH TOOLS - Tools with a thermo-mechanically modified working region and methods of forming such tools. The tool includes a working region containing steel altered by a thermo-mechanical process to contain modified carbide and/or alloy bands. In use, a surface of the working region contacts a workpiece when the tool is used to perform a metal-forming operation.09-25-2008
20130255350PILOT ASSEMBLY HAVING STRIPPER - A pilot assembly includes a body portion including an outer surface and an opening defined in the outer surface. A pilot is configured for extending through an alignment hole in a sheet of material and is coupled with the body portion. A shaft of the pilot extends through the opening and beyond the outer surface. A stripper includes a bushing and a resilient biasing member. The bushing is configured for moving with respect to the main body portion and the pilot to push the sheet of material off of the pilot. The resilient biasing member is situated within the body portion and is compressed when the bushing engages the sheet of material.10-03-2013
20150114199METHODS OF THERMO-MECHANICALLY PROCESSING TOOL STEEL AND TOOLS MADE FROM THERMO-MECHANICALLY PROCESSED TOOL STEELS - Methods of thermo-mechanically processing a preform composed of tool steel and tools to modify a workpiece. The preform has a region containing austenite. The method comprises establishing the region at a process temperature between a martensitic start temperature and a stable austenitic temperature. While at the process temperature, the region is deformed to change an outer dimension and to modify the microstructure to a depth of 1 millimeter or more. The tool comprises a member composed of tool steel. The member includes a first region that extends from the outer surface to a depth of greater than 1 millimeter and a second region. The first region includes a plurality of grains having an average misorientation angle greater than about 34°, an average grain size that is at least 10% smaller than the second region, and has a different grain orientation than the second region.04-30-2015

Patent applications by Shrinidhi Chandrasekharan, Dayton, OH US

Sivakumar Chandrasekharan, Pleasanton, CA US

Patent application numberDescriptionPublished
20120059696SYSTEMS AND METHODS FOR PROVIDING ADVERTISEMENTS TO USER DEVICES USING AN ADVERTISEMENT GATEWAY - An advertisement gateway that provides an interface for multiple user devices and multiple advertisement sources to communicate is presented. The advertisement gateway is capable of translating advertisement requests from a user device in a particular format into another format that is compatible with an advertisement source. Conversely, the advertisement gateway can translate advertisement responses from an advertisement source in a particular format into another format that is compatible with the requesting device. In this manner, the advertisers only have to develop an advertisement using a single protocol and format (i.e., the protocol to communicate with the advertisement source) and still be able to provide their advertisements to a wide variety of user devices.03-08-2012
20140095358METHODS AND SYSTEMS FOR DISPLAYING TIME-SENSITIVE AVAILABILITY AND PROMOTIONS FOR PRODUCTS - Methods and systems are described herein for providing a storefront administration application which provides improved design and review capabilities for the makers of virtual storefronts. The storefront administration application receives, stores, and processes information associated with virtual storefronts and product listings to allow sellers the ability to inspect and modify the appearance of their virtual storefronts at a past, current, and/or future date based on the products that are, or will be, available.04-03-2014

Sridhar Pasupala Chandrasekharan, Bangalore IN

Patent application numberDescriptionPublished
20160037384NON-BLOCKING UPLINK ARCHITECTURE FOR ACCESS POINTS - The present disclosure discloses a method and a non-blocking uplink architecture for access points augmented by client association based load balancing. Specifically, an access point (AP) can receive a first data set using a particular radio of a plurality of radios, and then transmit the first data set to a network device by: (a) transmitting, to the network device, a first subset of the first data set using a first wired connection between the access point and the network device, and (b) transmitting, to the network device, a second subset of the first data set using a second wired connection between the access point and the network device. Moreover, the AP can select a particular wired connection for transmitting a subset data received from a radio of the AP to the network device, where multiple wired connections exist between the access point and the network device.02-04-2016

Sudhakar Chandrasekharan, Los Gatos, CA US

Patent application numberDescriptionPublished
20150154182DATA LOCALIZATION SERVICE MADE AVAILABLE BY A WEB BROWSER - A data localization service is provided for a web browser residing on a computing device. Depending upon the availability of the network connection as well as the level of native support in the browser, the data localization service will support different levels of service/performance to optimize the user experience. To do so, the data localization service includes a priority handler configured to receive a request to localize data from a requesting client application and provide in response thereto a localized representation of the data to the requesting client application. The data localization service may also include a native data localizer configured to receive a request to localize data from the priority handler and localize the data in accordance with a localization preference parameter indicative of a locale. The native data localizer may be a function integrated into the script interpreter of the web browser.06-04-2015

Suresh Chandrasekharan, Bangalore IN

Patent application numberDescriptionPublished
20130268917CONFIGURABLE AUTO CONTENT TESTING FRAMEWORK FOR TECHNICAL DOCUMENTATION - A system including a processor, a memory store, and a script generation engine. The script generation engine is configured to generate a test script comprising a test command instruction obtained from the technical documentation file, and submit a first query to the command configuration database using the test command instruction. The script generation engine is further configured to submit a second query to the command configuration database using the input parameter argument and the input parameter state, receive a second command entry comprising a prerequisite command instruction, an output parameter argument, and an output parameter state, where the output parameter argument matches the input parameter argument and the output parameter state matches the input parameter state, modify the test script to obtain an updated test script, and execute the updated test script on a target operating system.10-10-2013

Vijay Chandrasekharan, Gainesville, FL US

Patent application numberDescriptionPublished
20110314924STRUCTURE AND FABRICATION OF A MICROSCALE FLOW-RATE/SKIN FRICTION SENSOR - A floating element shear sensor and method for fabricating the same are provided. According to an embodiment, a microelectromechanical systems (MEMS)-based capacitive floating element shear stress sensor is provided that can achieve time-resolved turbulence measurement. In one embodiment, a differential capacitive transduction scheme is used for shear stress measurement. The floating element structure for the differential capacitive transduction scheme incorporates inter digitated comb fingers forming differential capacitors, which provide electrical output proportional to the floating element deflection.12-29-2011
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