Ravindra
Ravindra Aduri, Hyderabad IN
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20150239862 | PROCESS FOR THE PREPARATION OF VILANTEROL AND INTERMEDIATES THEREOF - An improved process for the preparation of vilanterol and pharmaceutically acceptable salts thereof is disclosed. More specifically the improved process for preparing intermediates for the preparation of vilanterol is disclosed. | 08-27-2015 |
Ravindra Agarwa, Udaipur IN
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20140288108 | PROCESS FOR THE PREPARATION OF SOLID DISPERSION OF LOPINAVIR AND RITONAVIR - An extrusion process for preparation of solid dispersion of lopinavir and ritonavir carried out in twin screw extruder. | 09-25-2014 |
Ravindra Aglave, Mannheim DE
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20130098609 | USE OF TRIS(2-HYDROXYPHENYL)METHANE DERIVATIVES FOR TERTIARY MINERAL OIL PRODUCTION - A process for mineral oil production, in which an aqueous formulation comprising tris(2-hydroxyphenyl)methane of the general formula (I) is injected into a mineral oil deposit through an injection well and the crude oil is withdrawn from the deposit through a production well, | 04-25-2013 |
Ravindra Annigeri, Roswell, GA US
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20100162678 | SYSTEM AND METHOD FOR AUTOMATIC FUEL BLENDING AND CONTROL FOR COMBUSTION GAS TURBINE - A flexible and automatic system and method for blending an inexpensive secondary gas with a primary gas fuel for operation of a Dry Low NOx gas turbine. The secondary gas may be a gas fuel such as hydrogen, ethane, butane, propane and liquefied natural gas or an inert gas. Combustion dynamics are avoided by controlling the blended fuel within a permissible range for a Modified Wobbe Index. Combustion dynamics and gas turbine exhaust emissions may also be monitored to maintain safe combustion with the blended fuel. A gas turbine control system may adjust the blend and temperature of the primary gas fuel and the secondary gas to promote desired combustion. | 07-01-2010 |
20100189545 | Automated Seal Oil By-Pass System For Hydrogen Cooled Generators - Disclosed is a solution to automate a seal oil float trap by-pass for a hydrogen cooled generator. An automated by-pass system is coupled to an existing manual by-pass system for a float trap for a hydrogen cooled generator. The automated by-pass system includes at least one solenoid valve and a controller that controls opening and closing of the solenoid valve. The automated by-pass system can also include manual valves, orifices and limit switches. The controller activates the solenoid valve to allow the seal oil to drain. The controller can also provide a notification alarm that the hydrogen cooled generator is being purged. | 07-29-2010 |
20100205977 | WASTE HEAT UTILIZATION FOR PRE-HEATING FUEL - A waste heat utilization system and associated methods for preheating fuel for a turbine engine component. The turbine engine component includes at least one heat generating source. The system includes structure for applying heat from the at least one heat generating source to relatively cold fuel for the turbine engine component to preheat the fuel prior to ignition. | 08-19-2010 |
Ravindra Balasaheb Patil, Bangalore IN
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20100286543 | Automated Cardiac Status Determination System - A system fits a curve to a filtered ECG signal, processes the fitted curve (e.g., by applying transforms such as a KL Transform) and derives parameters for use in classifying heart cycle signal portions (such as an ST segment portion) into particular heart cycle signal portion categories associated with particular segment morphology. A system for heart signal classification includes an interface for receiving an electrical signal waveform comprising an R-wave and including an ST segment portion associated with heart electrical activity of a patient over a heart beat cycle. A signal processor processes data representing the electrical signal waveform by fitting a curve to the ST segment and applying a transform to the fitted curve to derive variance data indicating variance in the fitted curve. A signal classifier classifies the ST segment into one of multiple predetermined categories associated with the fitted ST segment curve geometry in response to the derived variance data. | 11-11-2010 |
Ravindra Balupari, Hyderabad IN
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20130097699 | SYSTEM AND METHOD FOR DETECTING A MALICIOUS COMMAND AND CONTROL CHANNEL - A method is provided in one example embodiment that includes detecting repetitive connections from a source node to a destination node, calculating a score for the source node based on the connections, and taking a policy action if the score exceeds a threshold score. In more particular embodiments, the repetitive connections use a hypertext transfer protocol and may include connections to a small number of unique domains, connections to small number of unique resources associated with the destination node, and/or a large number of connections to a resource in a domain. Moreover, heuristics may be used to score the source node and identify behavior indicative of a threat, such as a bot or other malware. | 04-18-2013 |
Ravindra Bidnur, Bangalore IN
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20130097445 | Method and Apparatus for Power Management Control of an Embedded Memory Having Sleep and Shutdown Features - A power management controller controls a power mode associated with a memory device and includes a logic element operative to provide a power mode control signal. The logic element is responsive to first and second control signals, the second control signal being a delayed version of the first control signal. The first control signal is provided by a processing device, and the power mode control signal transitions (i) inactive before a chip select signal transitions active and/or (ii) active after the chip select signal transitions inactive. The chip select signal controls the memory device, and the power mode control signal controls the power mode associated with the memory device. A corresponding method, computer-readable medium, and electronic system are also disclosed. A method that selects a power control mode associated with the power management controller, which controls a power mode associated with the memory device, is also disclosed. | 04-18-2013 |
20130191665 | Method and Apparatus for Decreasing Leakage Power Consumption in Power Gated Memories - A method of controlling a power mode of a memory device is provided, which includes providing a power mode control signal responsive to a control signal and frequency information. The control signal is provided by a processing device operatively coupled to the memory device. The frequency information is associated with a clock signal used to operate the processing device, and the power mode control signal is operative to control the power mode. The control signal includes a chip select (CS) signal and/or a wait-for-interrupt (WFI) signal, and the power mode includes a light sleep (LS) mode and/or a deep sleep (DS) mode. The frequency information represents a low frequency range, medium frequency range, and/or high frequency range. A corresponding computer-readable medium, power management controller, and electronic system are also disclosed. | 07-25-2013 |
20140115229 | METHOD AND SYSTEM TO REDUCE SYSTEM BOOT LOADER DOWNLOAD TIME FOR SPI BASED FLASH MEMORIES - Method and system for providing increased frequency of flash memories compatible to Serial Peripheral Interface (SPI) bus protocol by delayed data capturing so that system boot loader down load time reduces for a given memory configuration. Methods and systems are provided for operating the memory at the device rated frequency. | 04-24-2014 |
Ravindra Brammajyosula, Guntur IN
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20120065744 | MODEL BASED CONTROL OF SHAPE MEMORY ALLOY DEVICE - A method of modeling a Shape Memory Alloy (SMA) element to predict a response of the SMA element includes obtaining the resistivity of the SMA element over a range of a physical property of the SMA element; correlating variations in the obtained resistivity with respect to the physical property of the SMA element to identify behavioral differences in the resistivity for the different phases of the SMA element; calculating a rate of change of the resistivity of the SMA element over a period of time; calculating the derivative of the rate of change in the resistivity of the SMA element over the period of time; and comparing real time data of the physical property to the derivative of the rate of change to predict the response of the shape memory alloy element. | 03-15-2012 |
20130014501 | TUNABLE STIFFNESS ACTUATORAANM Brammajyosula; RavindraAACI GunturAACO INAAGP Brammajyosula; Ravindra Guntur INAANM Buravalla; Vidyashankar R.AACI BangaloreAACO INAAGP Buravalla; Vidyashankar R. Bangalore IN - An actuator configured for tunable stiffness control and method is provided. The actuator includes a plurality of stiffness elements, one or more of the stiffness elements including a shape memory alloy (SMA). At least one of the elements has a stiffness characteristic different from another of the stiffness elements. The stiffness elements are actuable individually or in combination to provide an intermediate actuation output, which may be provided by partially transforming the smart material of one or more stiffness elements during actuation. Two or more of the stiffness elements may be actuable in combination to provide a combined output which may be non-linear, or may be functionally substitutional for an individual output of another stiffness element. The actuator may be actuable to provide a first and second output for the substantially same input, or may be selectively actuable to offset degradation of one or more of the stiffness elements. | 01-17-2013 |
Ravindra Brammajyosula, Bangalore IN
Ravindra Chandrapa, Karnataka IN
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20080262245 | Process for the Preparation of Amorphous Fluvastatin Sodium - The present invention relates to a novel process for the preparation of the HMG-CoA reductase inhibitor, fluvastatin, more specifically to a process for the preparation of amorphous form of fluvastatin sodium. | 10-23-2008 |
Ravindra Dhanantwari, Economy, PA US
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20090012015 | LARGE DOSE RIBAVRIN FORMULATONS - The present invention is related to pharmaceutical dosage forms of ribavirin which are designed to increase patient compliance to a ribavirin therapy. Examples of such dosage forms include 400 mg to 600 mg tablets. These dosage forms are bioequivalent to multiple doses of tablets containing small amounts of ribavirin. | 01-08-2009 |
20100203127 | LARGE DOSE RIBAVIRIN FORMULATIONS - The present invention is related to pharmaceutical dosage forms of ribavirin which are designed to increase patient compliance to a ribavirin therapy. Examples of such dosage forms include 400 mg to 600 mg tablets. These dosage forms are bioequivalent to multiple doses of tablets containing small amounts of ribavirin. | 08-12-2010 |
20120207828 | LARGE DOSE RIBAVIRIN FORMULATIONS - The present invention is related to pharmaceutical dosage forms of ribavirin which are designed to increase patient compliance to a ribavirin therapy. Examples of such dosage forms include 400 mg to 600 mg tablets. These dosage forms are bioequivalent to multiple doses of tablets containing small amounts of ribavirin. | 08-16-2012 |
Ravindra Dravid, Maharashtra IN
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20150382212 | METHOD AND APPARATUS FOR MONITORING AND ADJUSTING MULTIPLE COMMUNICATION SERVICES AT A VENUE - Aspects of the subject disclosure may include, for example, initiating first and second groups of communication sessions according to testing criteria where the first group of communication sessions is established via a local area wireless access technology utilizing the distributed antenna system and the second group of communication sessions is established via the second radio access technology utilizing the distributed antenna system, and measuring performance data for the first and second groups of communication sessions according to the testing criteria. Other embodiments are disclosed. | 12-31-2015 |
Ravindra Gadangi, Katy, TX US
Ravindra Gadangi, Appleton, WI US
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20080218015 | ENCAPSULATED STATOR ASSEMBLY AND PROCESS FOR MAKING - Rotor and stator assemblies that utilize magnetic bearings for supporting the rotor shaft during operation can be suitably used in corrosive environments, such as sour gas. The rotor and stator assemblies include NACE compliant magnetic bearing arrangements for sour gas applications. One embodiment includes a stator assembly that comprises a stator sleeve formed of a magnetic material, a sleeve extender coaxial to the stator sleeve formed of a non-magnetic material fixedly attached to each end of the stator sleeve, wherein a point of attachment is heat treated, and a wall formed of the non-magnetic material fixedly attached to the sleeve extender configured to hermetically house a stator and form the encapsulated stator assembly. | 09-11-2008 |
20080219834 | Rotor Shaft Assembly for Magnetic Bearings for Use in Corrosive Environments - Rotor and stator assemblies that utilize magnetic bearings for supporting the rotor shaft during operation can be suitably used in corrosive environments, such as sour gas. The rotor and stator assemblies include NACE compliant magnetic bearing arrangements for sour gas applications. In one embodiment, a rotor shaft assembly for a magnetic bearing arrangement comprises a rotor shaft formed of a ferromagnetic material comprising a plurality of rotor laminations disposed on the rotor shaft; and a barrier layer formed on selected exposed surfaces of the rotor shaft, wherein the barrier layer is effective to resist corrosion relative to the surface without the barrier layer. | 09-11-2008 |
20090113999 | Method for Testing a Rotor and Stator Assembly - Test methods for testing rotor and stator assemblies that utilize magnetic bearings prior to installation. The test method generally includes operating the rotor and stator assembly prior to installation in a test atmosphere at a pressure greater than 2 bar. The test atmosphere can be formed of air, an inert gas, or an expanded cryogenic gas. | 05-07-2009 |
Ravindra Garach, San Diego, CA US
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20090196196 | CARRIER MANAGEMENT IN A WIRELESS COMMUNICATION DEVICE ASSIGNED A SET OF TWO OR MORE CARRIERS BY A WIRELESS COMMUNICATION NETWORK - Carrier management in a wireless communication device assigned a set of two or more carriers by a wireless communication network is disclosed. In one aspect, a method of carrier management includes transmitting data over the wireless communication network on one or more carriers forming a subset of active carriers from the set of carriers assigned to the wireless communication device. A first performance metric is determined indicative of operating conditions across the set of carriers assigned to the wireless communication device. A desired number of carriers on which to transmit data based on the first performance metric is determined. The desired number of carriers on which to transmit data is compared with the number of carriers in the subset of active carriers. The subset of active carriers is dynamically adjusted based on the comparison and subsequent data is transmitted over the wireless communication network using the adjusted subset of active carriers. | 08-06-2009 |
Ravindra Gardas, Solapur IN
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20120321475 | SYSTEM FOR ADJUSTING CHARACTERISTICS OF A FAN - An adjustable fan with a rotary hub capable of supporting rotary blades in a plurality of orientations relative to a rotational axis of the fan. | 12-20-2012 |
Ravindra Gardas, Hyderabad IN
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20130119825 | ASSEMBLY FOR CONVERTING MOTION INTO ELECTRICAL POWER - An assembly for converting motion into electrical power includes a piezoelectric crystal which is deformed in response lateral movements of a rotating mass. A hydraulic force transmission unit can be used to transmit a force or a motion from a rotating mass to the piezoelectric crystal. The hydraulic unit can include a force multiplication system which generates a force that is greater in magnitude than the force applied by the rotating mass. | 05-16-2013 |
Ravindra Gudi, Bangalore IN
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20100038166 | DRIVE BY WIRE CONTACTLESS THROTTLE CONTROL APPARATUS - A drive by wire contactless throttle control which includes a contactless Hall-effect magnetic sensor. The Hall-effect magnetic sensor can be located in a mounting bracket in contactless association with a thumb lever on a handle bar. A magnet can be placed in a slot inside the thumb lever with a bonder and filled with an epoxy. The Hall-effect magnetic sensor senses the magnetic field produced by the magnet as the thumb lever rotates and determines position of the thumb lever and generates a signal based on the sensed position. The signal can be sent to an ECU (Electronic Control Unit) utilizing electrical wires in the form of varying voltage, which in turn controls throttle of a vehicle, such as an all terrain vehicle, snowmobile, etc. | 02-18-2010 |
20100057322 | DRIVE-BY-WIRE THROTTLE CONTROL APPARATUS - A drive-by-wire throttle control apparatus and method includes a variable resistance sensor. A contact arm can be mechanically connected between a thumb lever and a variable resistance sensor. The variable resistance sensor possesses a resistive film that includes a fixed resistor and a variable resistor configured from a carbon film. As the thumb lever rotates, the contact arm traverses the resistive film, thereby altering the resistance of the variable resistor, determining the position of the thumb lever and thereafter generating a signal based on the sensed position. The signal can be sent to an ECU (Electronic Control Unit) in the form of a varying voltage, which in turn controls the throttle of a vehicle. | 03-04-2010 |
20100182017 | DRIVE BY WIRE NON-CONTACT CAPACITIVE THROTTLE CONTROL APPARATUS AND METHOD OF FORMING THE SAME - A drive-by-wire non-contact capacitive throttle control apparatus and method of forming the same. A capacitive position sensor is provided, which includes a stationary electrode and a rotatable electrode. The rotatable electrode can be attached to a throttle lever such that the rotatable electrode rotates as the throttle lever rotates. The capacitance between the rotatable electrode and the stationary electrode varies with the position of the throttle lever. The position of the throttle lever can be measured by measuring the capacitance between the electrodes and a signal can be generated based on the sensed position. The signal can be electrically transmitted to an ECU (Electronic Control Unit) utilizing one or more electrical wires. The signal can be sent in the form of a varying voltage, which in turn controls the throttle of a vehicle. | 07-22-2010 |
Ravindra Guravannavar, Mumbai IN
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20150220597 | DECORRELATION OF USER-DEFINED FUNCTION INVOCATIONS IN QUERIES - Systems, methods, and computer-readable medium, are disclosed for transforming user-defined-function invocations in a query-based environment. A user-defined-function (UDF) and a query invoking the UDF are received. The UDF is parsed into a plurality of statements. A first expression tree corresponding to the UDF and a second expression tree corresponding the query are constructed, and merged using an operator to generate a transformed expression. The transformed expression is simplified, using transformation rules, if it is determined that is can be simplified. | 08-06-2015 |
Ravindra Kabre, Plano, TX US
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20130336210 | Wholesale partner and video services enablement using a mobile virtual network enabler (MVNE) - A solution enabling subscribers of an enterprise, which itself is not a client of a Mobile Network Operator, MNO, but is a client of a Mobile Virtual Network Enabler, MVNE, to utilize a high speed data access at a guaranteed Quality of Service, or to access APIs, through a mobile network of the MNO. The MVNE includes a plurality of IP Multimedia Subsystem, IMS, core elements to facilitate delivery of high speed data associated with IMS services to the subscribers of the enterprise via the MNO mobile network. The MVNE is modeled as a roaming partner to the MNO allowing the MNO to leverage its existing roaming agreement with the MVNE. Allocation and utilization of an MNO's Subscriber Identification Module, SIM, cards by the MVNE minimizes the barrier to entry for the enterprises served by the MVNE. The MNO can provide monetizeable services to MVNE's subscribers as well. | 12-19-2013 |
Ravindra Karnad, Bangalore IN
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20090072892 | Minimizing The Number Of External Terminals Required When Compensation Is To Be Provided For Signal Drop In Bond Wire Of A Package In Which An Integrated Circuit Is Provided - Compensation is provided for signal drop in bond wires of an integrated circuit (IC) while minimizing the number of external terminals in the IC package. A functional circuit provides an output signal (e.g., voltage) on a pad of the IC, which is connected to an external terminal on the package via a bond wire. A second circuit contained in the IC determines the signal drop in the bond wire by examining a parameter (e.g., current) proportional to a strength of the output signal at or before the pad in a transmission path of the signal. Thus, additional external terminals to sense the signal strength at a point external to the IC to provide compensation for the drop may not be required. | 03-19-2009 |
20110273186 | CIRCUIT FOR CONTROLLING TEMPERATURE AND ENABLING TESTING OF A SEMICONDUCTOR CHIP - A circuit for controlling temperature of a semiconductor chip includes a first heating element that is built into the semiconductor chip. The first heating element generates heat to increase the temperature of the semiconductor chip. The chip also includes a temperature controller that is coupled to the first heating element and built into the semiconductor chip. The temperature controller controls the temperature to enable testing of the semiconductor chip at a desired temperature. | 11-10-2011 |
20140338467 | MULTI-CHANNEL FLOW SENSING - A multi-channel flow sensing system typically includes first and second flow-sensing transducers arranged in each channel. A data acquisition system is coupled to the first and second transducers of each of the channels. The data acquisition system is arranged to transmit and/or receive a sensing signal from at least one of the first and second transducers of each of the channels. The received sensing signals are sequentially converted and accumulated as data for billing in accordance with the measured flow within each channel. Using common components within the data acquisition system for measuring the various channels reduces costs and increases affordability in cost-sensitive areas. | 11-20-2014 |
Ravindra Kempaiah, West Lafayette, IN US
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20140277354 | SYSTEM AND STENT FOR REPAIRING ENDOVASCULAR DEFECTS AND METHODS OF USE - Disclosed are endovascular stents in which a portion of the stents have a bioactive coating for promoting repair of damaged vessels, systems comprising the stents, and methods of using the stents to promote occlusion of aneurysms and/or repair damaged vessels. | 09-18-2014 |
Ravindra Koulagi, Bangalore IN
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20090080622 | VOICEMAIL NOTIFICATION - Certain embodiments of the present disclosure provide systems and methods for voicemail notification. In one embodiment, a method includes submitting an extension call request to a telephony system, wherein the extension call request identifies a recipient extension. The method also includes receiving a return message from the telephony system in response to the extension call request. The method further includes determining whether the recipient extension is currently associated with the telephony system based on the return message received from the telephony system. In addition, the method includes documenting an association between the recipient extension at the telephony system if the recipient extension is currently associated with the telephony system. The preceding operations may be repeated for additional recipient extensions and/or additional telephony systems to determine associations between one or more recipient extensions and one or more telephony systems. Various voicemail systems, telephony systems, and related methods are also provided. | 03-26-2009 |
Ravindra Koulagi, San Jose, CA US
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20080226043 | FAILOVER VOICE MESSAGING - An improved approach to failover voice messaging services is provided. In one example, a method includes detecting a network communication interruption between a branch office and a main office, provisioning a mailbox of a failover voice messaging system of the branch office, and receiving an incoming call at the branch office. The method also includes routing the incoming call to the mailbox, storing a message associated with the incoming call in the mailbox, and detecting a restored network connection between the branch office and the main office. The method further includes synchronizing the message between the mailbox of the failover voice messaging system of the branch office and a corresponding mailbox of a voice messaging system of the main office in response to the restored network connection. Failover voice messaging systems supporting such features are also provided. | 09-18-2008 |
Ravindra Mahajani, Cary, NC US
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20110022642 | POLICY DRIVEN CLOUD STORAGE MANAGEMENT AND CLOUD STORAGE POLICY ROUTER - Techniques are disclosed for a policy driven cloud storage management broker and a cloud storage policy router, along with methods for registering tenant applications with the cloud storage management broker and for sending (and retrieving) files to/from a cloud storage service. A tenant application may be configured to generate a user interface that allows a user to specify metadata to associate with a file along with a link to a cloud storage service to which the file is uploaded. The tenant application may collect and store the metadata attributes (along with a reference to the file stored in the cloud) in an enterprise database, while the file itself may be transmitted to the cloud storage service directly. The cloud storage policy router may learn the capabilities of different cloud storage providers using an advertisement routing protocol. | 01-27-2011 |
20140351606 | POLICY DRIVEN CLOUD STORAGE MANAGEMENT AND CLOUD STORAGE POLICY ROUTER - Techniques are disclosed for a policy driven cloud storage management broker and a cloud storage policy router, along with methods for registering tenant applications with the cloud storage management broker and for sending (and retrieving) files to/from a cloud storage service. A tenant application may be configured to generate a user interface that allows a user to specify metadata to associate with a file along with a link to a cloud storage service to which the file is uploaded. The tenant application may collect and store the metadata attributes (along with a reference to the file stored in the cloud) in an enterprise database, while the file itself may be transmitted to the cloud storage service directly. The cloud storage policy router may learn the capabilities of different cloud storage providers using an advertisement routing protocol. | 11-27-2014 |
Ravindra Medikonduru, Westford, MA US
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20140164829 | RECOVERY FOR LONG RUNNING MULTITHREADED PROCESSES - In response to receiving a checkpoint request from a first task for a process executing in parallel with at least a second task for the process, checkpoint data from the first task is stored to establish a restart point for the first task, wherein the checkpoint data records a current state of the first task, and the checkpoint data from the first task is merged with previously received checkpoint data for the at least second task to create a checkpoint file. In response to restarting the process, the first task and the at least second task are restarted using the checkpoint data in the checkpoint file. | 06-12-2014 |
20140207738 | RECOVERY FOR LONG RUNNING MULTITHREADED PROCESSES - In response to receiving a checkpoint request from a first task for a process executing in parallel with at least a second task for the process, checkpoint data from the first task is stored to establish a restart point for the first task, wherein the checkpoint data records a current state of the first task, and the checkpoint data from the first task is merged with previously received checkpoint data for the at least second task to create a checkpoint file. In response to restarting the process, the first task and the at least second task are restarted using the checkpoint data in the checkpoint file. | 07-24-2014 |
Ravindra Metta, Pune IN
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20120203534 | SYSTEM AND METHOD FOR DETECTING UNREACHABLE STATES IN A STATEMATE STATECHART MODEL - The present invention provides a system and method for detecting unreachable states in a large commercial Statemate Statechart model. A system for checking the reachability of any given state in a Statemate Model, the said system comprises: an input means for receiving an Original Statemate Model (OSM), output means for displaying the result to a user, and a processor, wherein the processor is capable of executing the programmed instructions to: transform the OSM into First Statemate Model (FSM) by using translator; transform the OSM into Second Statemate Model (SSM) based on the determined length of the super step such that the set of all initial configurations of the SSM is a superset of all the stable configurations of the OSM by using translator; check the reachability of states of the OSM in the SSM by using bounded model checker (BMC); and send the result to the output means. | 08-09-2012 |
Ravindra Moorut, Tower Lakes, IL US
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20140162666 | Coordinated Evacuation Of Spectrum - A method for coordinating spectrum evacuation is described which is useful for spectrum sharing, authorized/licensed shared access, secondary access, dynamic spectrum access, cognitive radio, general authorized access, etc. whereby access to a spectrum can be increased via buying usage right from a higher priority, primary or incumbent user, and/or via opportunistic access to unoccupied/unused spectrum. Enabling efficient spectrum evacuation guarantees limited impact to system performance while ensuring that the other user gets the spectrum back when needed. The method includes selecting a first subset of UEs for transitioning from a first bandwidth to a second bandwidth. During a first time period, the method includes, for each UE in the first subset, instructing the UE to transition using dedicated signaling. Later, during a second time period, the method includes instructing a second subset of UEs to transition using broadcast signaling. Apparatus and computer readable media are also disclosed. | 06-12-2014 |
20140357218 | METHOD AND APPARATUS FOR MODERATED ACCESS TO SHARED RADIO SPECTRUM RESOURCES - Certain embodiments may relate to communication systems, for example wireless communication systems. For example, wireless communication networks may benefit from moderated access to shared radio spectrum resources. A method may include receiving an identification of radio spectrum resources corresponding to at least one incumbent and available for sharing. The method may also include sharing the radio spectrum resources to at least one radio access network operator. The method may further include maintaining a priority for the at least one incumbent over the at least one operator with respect to the radio spectrum resources. | 12-04-2014 |
20150029943 | Shared Access of Uplink Carrier - A method includes configuring user equipment to support use of one or more carriers for authorized shared access. The configuring is performed to emphasize use of a first set of a plurality of carriers over use of a second set of the plurality of carriers. The second set comprises the one or more carriers for authorized shared access. The method also includes communicating with the user equipment using the first and second sets of carriers. Apparatus, computer programs, and program products are also disclosed. | 01-29-2015 |
20150237645 | TECHNIQUES FOR MULTI-RAT (RADIO ACCESS TECHNOLOGY) COORDINATED RESOURCE SHARING - A technique is provided for receiving a resource request by a first base station (BS) of a first Radio Access Technology (RAT) from one or more user devices, selecting resources, from a group of resources shared by BSs of a plurality of different RATs, to be scheduled for the one or more requesting user devices, scheduling, by the first BS, the selected resources for the one or more user devices, and sending, from the first BS, a resource scheduling announcement identifying the scheduled resources to one or more other BSs including at least a second BS of a second RAT. Another example technique may include receiving a resource scheduling request from a first base station (BS) implementing a first RAT, confirming an availability of the requested resources, and sending a first resource scheduling announcement to one or more BSs implementing other RATs. | 08-20-2015 |
Ravindra Mylvaganam, Longmeadow, MA US
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20090111118 | METHOD FOR A RAPID ANTIBODY-BASED ANALYSIS OF PLATELET POPULATIONS - A method for identifying a platelet population, preferably a population of immature, reticulated platelets, in a biological sample involves incubating the biological sample for less than minutes with at least one labeled, ligand (e.g., monoclonal antibody) that binds to an epitope or antigen on platelets and with a nucleic acid dye. In one embodiment, the dye is Acridine Orange and the label on the ligand is PE-Cy7. The sample is then analyzed and one or more platelet populations is rapidly identified or quantified by passing the incubated sample through a sensing region of a flow cytometer. In one embodiment, this method occurs without a washing or physical cell separation step. The incubated sample is irradiated with a laser light source, and fluorescence of the labeled ligand and the nucleic acid dye are measured along with at least one additional parameter, e.g., light scatter, direct current, axial light loss, opacity, radio frequency, and fluorescence. These parameters are used to identify qualitatively or quantitatively the platelet populations in the sample. This rapid analytic method is particularly valuable in clinical situations where either low platelet counts or interfering conditions lead to inaccuracies of the platelet measurement. This method is suitable for performance in an automated hematology analyzer. | 04-30-2009 |
Ravindra Pal Singh, Uttranchal IN
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20100099156 | PROCESS FOR THE PREPARATION OF ETHANOL FROM STARCH - The present invention provides a process for the preparation of ethanol from starch. Specifically, the present invention provides a process for the preparation of ethanol from starch such as tapioca, potato, sweet sorghum, rice by liquification and saacharification of starch and subsequent fermentation of mono saccherides to ethanol in presence of thermophilic micro-organisms. | 04-22-2010 |
Ravindra Patankar, Phoenix, AZ US
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20110144853 | MINING METHODOLOGY TO ELIMINATE INAPPROPRIATE SETTING OF ERROR CONDITIONS USING OPERATING PARAMETERS - A system and method for reducing or eliminating built-in tests and diagnostic trouble codes that are set as a result of improper parameter values. The method includes collecting field failure data that identifies diagnostic trouble codes and parameters of the system that are used to set diagnostic trouble codes. The method transforms the collected data into a format more appropriate for human analysis and pre-processes the transferred data to identify and remove information that could bias the human analysis. The method includes plotting linear and nonlinear combinations of operation parameters, performing data mining and analysis for detecting inappropriate settings of fault codes in the pre-processed data and providing the mined data to a subject matter expert for review to determine whether a diagnostic trouble code has been issued because of improper parameters. | 06-16-2011 |
20130103250 | DYNAMICALLY RECONFIGURABLE CODE EXECUTION ARCHITECTURE FOR BUILDING DIAGNOSTIC ALGORITHMS - Methods and apparatus are provided for building and executing reconfigurable algorithms in on-board environments which require pre-certification of the compiled code, such as avionics, flight control, and military applications. The code execution architecture includes a library of reusable function modules in the form of pre-compiled code blocks; an algorithm execution utility (AEU) for processing a user-assembled string of code blocks; and a customer interface for selecting code blocks, defining their associated parameters and sequence (execution order), structuring inputs and outputs, and for providing the integrated, machine readable application to the AEU at run time. The various sequences, permutations and combinations of functions and their associated parameters, inputs and outputs are pre-approved or certified a priori; consequently, the on-board reconfiguration and execution of complex algorithms may be performed in real time without the need for recoding, verification, or redeployment of the code base. | 04-25-2013 |
20130173215 | ADAPTIVE TREND-CHANGE DETECTION AND FUNCTION FITTING SYSTEM AND METHOD - Methods and apparatus are provided for adaptively detecting trend changes in data. An initial set of data points is collected and a curve fit thereof is computed. A set of new data points is collected, and whether or not a trend change has occurred is detected. If a trend change has not occurred, the set of new data points is made part of the initial set of data points, and the steps of computing a curve fit, collecting new data points, and detecting whether or not a trend change has occurred are repeated. If, however, a trend change has occurred, a determination is made as to where the trend change was initiated, a curve fit for all data collected from where the detected trend change was initiated is computed, and the steps of collecting new data points and detecting whether or not a trend change has occurred are repeated. | 07-04-2013 |
20130173329 | SYSTEMS AND METHODS FOR THE SOLUTION TO THE JOINT PROBLEM OF PARTS ORDER SCHEDULING AND MAINTENANCE PLAN GENERATION FOR FIELD MAINTENANCE - Methods and apparatus are provided for selecting a maintenance plan such that the cost of the maintenance plan is the lowest or near the lowest. The method comprises receiving a set of maintenance actions, wherein one of the repair actions is likely to repair the failure mode. The set of maintenance actions is sequenced in the increasing order of their waiting times. Each maintenance action has an associated cost equal to a waiting time cost, an execution time cost and a material cost, wherein the waiting time of each maintenance action is the time required to requisition and receive material required to perform the maintenance action. The method also constructs a maintenance plan comprising a first requisition and a second requisition by assigning each of the sequence of maintenance actions to one of the first or the second requisition. | 07-04-2013 |
20130179129 | DIAGNOSTIC ALGORITHM PARAMETER OPTIMIZATION - A system and method are provided for optimizing parameters of a plurality of selected diagnostic and/or prognostic algorithms in a tunable diagnostic algorithm library. A plurality of sensed data sets having an actual diagnostic label associated therewith is supplied to each of the diagnostic algorithms. A value for each parameter of each of the algorithms that are to be optimized is supplied. A computed diagnostic label is generated for each of the sensed data sets using each of the selected algorithms, a fault model, and the values for each parameter, each of the computed diagnostic labels and each of the actual diagnostic labels are supplied to a generic objective function, to thereby calculate an objective function value, and the value of one or more of the parameters is varied using an optimization routine that repeats certain of these steps until the objective function value is minimized. | 07-11-2013 |
20130198556 | SYSTEMS AND METHODS FOR CREATING A NEAR OPTIMAL MAINTENANCE PLAN - Methods and apparatus are provided for determining a lowest total cost maintenance plan. The method comprises receiving a sequence of maintenance actions in an order of a waiting time for each maintenance action, wherein one of the maintenance actions is likely to repair the failure mode. Each maintenance action has an associated cost equal to a waiting time cost, an execution time cost and a material cost, wherein the waiting time of each maintenance action is the time required to requisition and receive material required to perform the maintenance action. The method also constructs a maintenance plan comprising a primary requisition and a secondary requisition by assigning each of the sequence of maintenance actions to one of the primary and secondary requisition. | 08-01-2013 |
20140025250 | NON-DETERMINISTIC MAINTENANCE REASONER AND METHOD - A system and method for supplying a corrective maintenance plan for a system includes supplying diagnostic data to a processor. The diagnostic data are representative of a set of two or more potential independent faults within the system, and each of the potential independent faults in the set has a unique corrective maintenance plan associated therewith. The diagnostic data are processed, in the processor, to select only one of the corrective maintenance plans. Maintenance plan data representative of the selected corrective maintenance plan are generated in the processor. For identical sets of two or more potential independent faults, the selected maintenance plan is not always the same. | 01-23-2014 |
Ravindra Phulari, San Jose, CA US
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20130317828 | CONTENT RANKING AND SERVING ON A MULTI-USER DEVICE OR INTERFACE - The effectiveness of targeted content delivery at a multi-user interface can be directly linked to a proper targeting of users. A way of improving targeted content delivery at a multi-user interface can be to determine which users should be targeted based on one or more criteria. The present technology provides various methodologies for selecting one or more users associated with a multi-user interface to receive targeted content. Such users can be selected based on criteria associated with a ranking or priority of the users, criteria associated with an analysis of their interactions with the multi-user interface, criteria based on their most common characteristics, or any combination thereof. The user characteristics associated with such identified used can then be utilized to determine which content should be delivered to the multi-user interface. | 11-28-2013 |
20140025620 | INFERRING USER MOOD BASED ON USER AND GROUP CHARACTERISTIC DATA - An individual's responsiveness to targeted content delivery can be affected by a number of factors, such as an interest in the content, other content the user is currently interacting with, the user's current location, or even the time of day. A way of improving targeted content delivery can be to infer a user's current mood and then deliver content that is selected, at least in part, based on the inferred mood. The present technology analyzes mood-associated characteristic data collected over a period of time to produce at least one baseline mood profile for a user. The user's current mood can then be inferred by applying one or more mood rules to compare current mood-associated data to at least one baseline mood profile for the user. | 01-23-2014 |
20140129342 | DYNAMICALLY ADJUSTING INVITATIONAL CONTENT PLACEMENT OPPORTUNITIES IN INTERACTIVE ENVIRONMENTS - A potential source of revenue for the developer of an interactive environment can be to offer sponsorship opportunities within the interactive environment. These sponsorship opportunities can take the form of sponsoring virtual placement items within the interactive environment by displaying invitational content in conjunction with a virtual placement item. The sponsored placement opportunities can be pre-defined. However, to improve the success of the invitational content, the placement opportunities can be adjusted in real-time based on one or more invitational content placement rules. Additionally, each placement opportunity can specify one or more virtual placement item characteristics from a virtual placement item classification hierarchy. A virtual placement item classification hierarchy can be a semantic hierarchy specifying various characteristics for virtual placement items where the characteristics have telescoping specificity. The classification hierarchy can be used to aid in selecting invitational content for a placement opportunity and in determining a cost of the placement. | 05-08-2014 |
20140141806 | Subscription-Free Open Channel Communications Optimized for Public Service Announcements - Emergency and other alerts may be disseminated to mobile devices based on the location of the devices. Registered authorities may generate alerts having associated geographical boundaries. The alerts may be compiled at a central alert repository for distribution to devices within the geographical boundaries. Information transmitted by and indicative of the location of a mobile device may be compared with the alerts to determine if the location information coincides with the geographical boundaries of any of the alerts. If it is determined that one or more of the alerts are active for the device based on the device location, the one or more alerts may be transmitted to the device over an open communication channel dedicated to the communication of such alerts without prior subscription on the part of a user of the device. | 05-22-2014 |
20140297407 | CONTEXT-SWITCHING TAXONOMY FOR MOBILE ADVERTISEMENT - Systems, methods, and non-transitory computer-readable storage media for mobile advertisement based on a context-switching context taxonomy. The system collects usage data associated with a device. Based on the usage data, the system determines a switching context channel and a switching context trend, wherein the switching context channel defines a user's movement through channel classifications, and wherein the switching context trend defines the user's activity over a period of time. Next, the system generates a classification model based on the switching context channel and the switching context trend. The system then books a campaign of invitational content based on the classification model. | 10-02-2014 |
20140344055 | INTERACTION-AWARE ADVERTISING FOR MINIMIZING BANNER BLINDNESS - Systems, methods, and non-transitory computer-readable storage media for interaction-aware advertising to minimize banner blindness. First, the system concurrently displays, via a graphical user interface, an advertisement and application content. Next, the system detects a user interaction with the application content. Based on the user interaction, the system then locks the advertisement within a viewable area of display for concurrent display at the graphical user interface with a portion of the application content, wherein the advertisement is configured to remain locked until an unlocking event is detected. | 11-20-2014 |
20150095178 | GROUP DISCOUNT MEDIA PRICING - Systems, methods, and non-transitory computer-readable storage media for group discount pricing for mobile content. The system first provides a group invitational content associated with an item for presentation at a display, the group invitational content indicating a discount price provided for the item if a number of offers are made to purchase the item within a period of time. Next, the system receives an offer to purchase the item at the discount price according to the group invitational content. The system then sends an indication of the offer to a list of purchases associated with the group invitational content, the indication prompting the offer to be added to the list of purchases. | 04-02-2015 |
20150095268 | INTELLIGENT MULTI-USER TASK PLANNING - The disclosed technology can utilize a task manifest to record items on a user's to do list, along with other users also associated with the task. The technology can analyze the availability of the users associated with a task, reoccurring aspects of each user's daily routine, among other data items to determine which associated user is best suited to handle a given task. In some embodiments, the present technology can also rearrange an associated user's schedule to accommodate performance of a task, remind a user assigned to a task to perform the task, and notify all associated users of new or completed tasks. | 04-02-2015 |
20150100434 | BARTERING CONTENT FOR APPLICATION DEVELOPERS - Systems, methods, and computer-readable storage media for bartering content. The system adds a first application to a bartering network, the bartering network including applications for exchanging objects, each of the objects including content associated with a specific application and available for integration into a different application. The system then assigns an application value to the first application and determines an exchange rate for exchanging at least a first object for integration into a second application with at least a second object for integration into the first application, wherein the exchange rate is based on the application value. Based on the exchange rate, the system exchanges the at least first object with the at least second object to yield an exchange, wherein the exchange enables the at least first object to be integrated into the second application and the at least second object to be integrated into the first application. | 04-09-2015 |
20150100920 | COMPANION CONTENT PRESENTED ALONG WITH INVITATIONAL CONTENT ITEM - Disclosed are systems, methods, and non-transitory computer-readable storage media for presenting companion content along with invitational content. The companion content can present the user with a listing of alternate invitational content items that, upon selection, can be presented in place of the invitational content item being presented. The companion content provides the user with an opportunity to modify the invitational content item presented to the user, as well as enables an interested user to view as many invitational content items as desired. For example, in some embodiments, a user can extend the invitational content presented by selecting alternate invitational content items to view. If a user selection to view an alternate invitational content item is not received within a predetermined period of time, the invitational content can end and any paused primary content can be resumed. | 04-09-2015 |
20150106180 | CONTENT DOWNLOADS AND RIGHTS MANAGEMENT USING ADAPTIVE PRICING WITH COSTS OFFSET BY VIEWING ADVERTISEMENTS - The subject disclosure relates to a method for providing a downloadable content item including steps for providing a variety of offset-offers for a content item, wherein each of the offset-offers is associated with a different advertising amount and cost reduction amount and receiving a user request to download the content item, the user request specifying the user's selection of an offer from among the variety offset-offers, wherein the first offer corresponds with a first advertising amount and a first cost reduction amount. In certain aspects, the method can also include steps for preparing the first content item for download by the user. In some implementations, a content management system and computer readable media are also provided. | 04-16-2015 |
Ravindra Pulyala, Hyderabad IN
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20120238753 | PROCESS FOR THE PREPARATION OF ADEFOVIR DIPIVOXIL - An improved process for the preparation of adefovir dipivoxil and its pharmaceutically acceptable salts or solvates comprises the condensation of adefovir with chloro methyl pivalate in a mixture of two or more solvents in the presence of a base and isolating the resulting adefovir dipivoxil. | 09-20-2012 |
Ravindra Raghavapudi, Blaine, MN US
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20120173274 | VALIDATED HEALTHCARE CLEANING AND SANITIZING PRACTICES - A validated healthcare facility cleaning and sanitizing system provides a comprehensive and systematic approach to cleaning and sanitizing practices at a hospital or other healthcare facility. The validated hospital cleaning system identifies hospital vectors of contamination; that is, sources through which hospital acquired infections (HAIs) may be spread. The validated system defines a plurality of modules within a healthcare facility, each having an associated cleaning process map designed to meet the particular cleaning and/or sanitizing needs and challenges faced by that module. Various stages of the cleaning process map include validation points, at which certain parameters designed to ensure proper cleaning and/or sanitizing of the module are verified. | 07-05-2012 |
20140108039 | VALIDATED HOSPITAL CLEANING AND SANITATION PRACTICES - A validated healthcare facility cleaning and sanitizing system provides a comprehensive and systematic approach to cleaning and sanitizing practices at a hospital or other healthcare facility. The validated hospital cleaning system identifies hospital vectors of contamination; that is, sources through which hospital acquired infections (HAIs) may be spread. The validated system defines a plurality of modules within a healthcare facility, each having an associated cleaning process map designed to meet the particular cleaning and/or sanitizing needs and challenges faced by that module. Various stages of the cleaning process map include validation points, at which certain parameters designed to ensure proper cleaning and/or sanitizing of the module are verified. | 04-17-2014 |
Ravindra Ravanur, Fremont, CA US
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20150273399 | SYSTEMS AND METHODS FOR FABRICATION OF FORWARD OSMOSIS MEMBRANES USING ROLL-TO-ROLL PROCESSING - Examples are described including membrane fabrication systems using roll-to-roll processing to fabricate a forward osmosis membrane. Fabric supported by a solid sheet may be cast with a polymer and a selectivity layer may be applied to form the forward osmosis membrane. The forward osmosis membrane supported by the solid sheet may be delaminated using an alcohol. | 10-01-2015 |
Ravindra Revanur, Amherst, MA US
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20110139709 | PROCESS OF FORMING CROSSLINKED COPOLYMER FILM, CROSSLINKED COPOLYMER FILM FORMED THEREBY, AND WATER PURIFICATION MEMBRANE - Azidoaryl-substituted cyclooctene monomers and synthesized and used in the preparation of various copolymers. Among these copolymers are those prepared from ring-opening metathesis polymerization of cyclooctene, polyethylene glycol-substituted cyclooctene, and azidoaryl-substituted cyclooctene. These copolymers are useful in the formation of crosslinked films that reduce fouling of water purification membranes. | 06-16-2011 |
Ravindra Revanur, Fremont, CA US
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20120080378 | Thin film composite membranes for forward osmosis, and their preparation methods - Forward osmosis membranes having a hydrophilic support layer and a polyamide rejection layer in a thin film composite membrane are considered. Preferred support layer materials include aramid polymers and PVDF. A woven or non-woven mesh can be incorporated into the support layer to improve handling properties of the membrane. Flat sheet and hollow fiber configurations are possible. Antifouling techniques are provided. The polyamide layer can be formed on the hydrophilic support layer by interfacial polymerization. Applications include forward osmosis and pressure retarded osmosis applications, such as industrial product and/or waste concentration, hydration bags, energy/pressure generation, and controlled delivery of chemicals (e.g., for pharmaceutical applications). | 04-05-2012 |
20120241371 | Membranes having aligned 1-D nanoparticles in a matrix layer for improved fluid separation - Membranes for fluid separation are disclosed. These membranes have a matrix layer sandwiched between an active layer and a porous support layer. The matrix layer includes 1-D nanoparticles that are vertically aligned in a porous polymer matrix, and which substantially extend through the matrix layer. The active layer provides species-specific transport, while the support layer provides mechanical support. A matrix layer of this type has favorable surface morphology for forming the active layer. Furthermore, the pores that form in the matrix layer tend to be smaller and more evenly distributed as a result of the presence of aligned 1-D nanoparticles. Improved performance of separation membranes of this type is attributed to these effects. | 09-27-2012 |
Ravindra Tupe, Helsinki FI
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20130245296 | METHOD OF REDUCING THE VALUE OF AN ALKYLENE OXIDE PRODUCTION PARAMETER IN A PROCESS OF MAKING AN ALKYLENE OXIDE USING A HIGH EFFICIENCY CATALYST - Methods of reducing the value of an alkylene oxide production parameter (such as alkylene oxide production rate) in a process of making an alkylene oxide by reacting an alkylene and oxygen over a high efficiency catalyst are shown and described. One method comprises reducing the concentration of oxygen in the reactor feed gas to reduce the value of the alkylene oxide production parameter. | 09-19-2013 |
20140316150 | METHOD OF REDUCING OR MAINTAINING THE VALUE OF AN ALKYLENE OXIDE PRODUCTION PARAMETER IN A PROCESS OF MAKING AN ALKYLENE OXIDE USING A HIGH EFFICIENCY CATALYST - Methods of reducing or maintaining the value of an alkylene oxide production parameter (such as alkylene oxide production rate) in a process of making an alkylene oxide by reacting an alkylene and oxygen over a high efficiency catalyst are shown and described. One method comprises reducing the concentration of oxygen in the reactor feed gas to reduce or maintain the value of the alkylene oxide production parameter. | 10-23-2014 |
Ravindra Uppar, Troy, OH US
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20120325594 | SYSTEMS AND METHODS FOR BRAKE WHIRL MITIGATION - Systems and methods for whirl mitigation in an aircraft braking system are provided. For example, an apparatus is provided comprising a brake disk stack including a torque tube having a first axial end and a second axial end, a back leg near a first axial end of the torque tube, and a circumferentially disposed spline extending from the back leg towards the second axial end of the torque tube. | 12-27-2012 |
Ravindra Vedantham, Hyderabad IN
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20090131667 | POLYMORPHIC FORMS OF TADALAFIL - Polymorphic forms of tadalafil, and processes for their preparation. | 05-21-2009 |
20100087664 | PREPARATION OF CITALOPRAM AND SALTS THEREOF - Process for the preparation of citalopram and its salts, comprising reacting magnesium (5-cyano-2-(4-fluorobenzoyl)phenyl)methanolate bromide with 3-N,N-dimethylaminopropyl magnesium halide in a mixture of solvents, obtaining a diol intermediate in the form of its acid addition salt, and reacting the acid addition salt with sulfuric acid in an aqueous medium. | 04-08-2010 |