Patents by Inventor Rizwan Ahmed
Rizwan Ahmed has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9183064Abstract: An example method to mediate messages in a product integration platform includes receiving a message request from a source healthcare system where the message request contains a message payload. The example method includes determining an interface to be used to route the message to a target healthcare system. The example method includes creating a platform message based on the message request. The example method includes adapting the platform message into a message format expected by the interface and routing the platform message to the interface.Type: GrantFiled: February 17, 2012Date of Patent: November 10, 2015Assignee: General Electric CompanyInventors: Rizwan Ahmed, Vishal Vijayan
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Publication number: 20150284421Abstract: The present invention relates to lyophilized formulations comprising crystalline 5-azacytidine and process for preparing lyophilized formulations comprising crystalline 5-azacytidine.Type: ApplicationFiled: November 8, 2013Publication date: October 8, 2015Applicant: SHILPA MEDICARE LIMITEDInventors: Pradeep Shivakumar, Nagaraju Dasari, Ravi Kishore, Rizwan Ahmed, Akshaykant Chaturvedi
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Publication number: 20150211339Abstract: The feasibility of performing hydraulic fracturing can be assessed by analyzing the effect of skin on the overall deliverability of a reservoir. Aspects of the disclosure provide a method to determine equivalent skin in hydraulic fractured system through a semi analytical correlation obtained by numerical modeling. Two 3D models are considered: a base case without fracture and a complex case with fractures. The base case is simulated by varying matrix permeabilities while the fractured model is run with different sets of varying fracture's lengths, widths, and permeability as well as matrix permeabilities. The two cases are comparatively analyzed and skin is determined. A generalized correlation for determination of skin is derived through application of multivariate regression technique on obtained skins and their corresponding variables.Type: ApplicationFiled: January 24, 2014Publication date: July 30, 2015Applicant: King Fahd University of Petroleum and MineralsInventors: Rizwan Ahmed Khan, Sami Abdulaziz Alnuaim, Muzammil Hussain Rammay
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Patent number: 9070510Abstract: A variable leaf capacitor is disclosed. In accordance with some embodiments of the present disclosure, a variable leaf capacitor may comprise a first alternating current coupling capacitor having a first terminal coupled to a first differential node and a second terminal coupled to a first common-mode node, a second alternating current coupling capacitor having a first terminal coupled to a second differential node and a second terminal coupled to a second common-mode node, and a varactor having a bias terminal, a first common-mode terminal coupled to the first common-mode node, and a second common-mode terminal coupled to the second common-mode node, wherein the capacitance of the varactor is based on the voltage from the first common-mode terminal of the varactor to the bias terminal of the varactor and on the voltage from the second common-mode terminal of the varactor to the bias terminal of the varactor.Type: GrantFiled: December 14, 2012Date of Patent: June 30, 2015Assignee: Intel IP CorporationInventors: Rizwan Ahmed, Darin Nguyen
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Publication number: 20150149565Abstract: Certain examples provide systems and methods for medical diagnostic collaboration. An example system includes a conversation manager to facilitate a first conversation between a first device and a second device. The conversation manager manages a plurality of conversations based on respective conversation identifiers assigned to each of the plurality of conversations. The example system also includes a collaboration session manager to facilitate, via the first conversation, a collaboration session between the first and second devices, which allows a user of the first device and a user of the second device to view, share, and comment on a medical study. In addition, the example system includes a context manager to manage context information to describe a state of the medical study as it is displayed on the first device to synchronize a state of the medical study displayed on each of the first and second devices.Type: ApplicationFiled: March 4, 2014Publication date: May 28, 2015Applicant: General Electric CompanyInventor: Rizwan Ahmed
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Patent number: 8954018Abstract: A tunable wideband distribution circuit for transmitting a wireless signal over a transmission line is disclosed. The tunable wideband distribution circuit may include a programmable gain buffer, wherein the gain of the programmable gain buffer is based at least in part on a frequency of the wireless signal. The tunable wideband distribution circuit may also include a tuning element configured to modify an effective impedance of the transmission line based at least on the frequency of the wireless signal, wherein the tuning element is electrically coupled to the transmission line.Type: GrantFiled: August 24, 2012Date of Patent: February 10, 2015Assignee: Intel IP CorporationInventors: Curtiss Roberts, Rizwan Ahmed, Lillian Lent
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Patent number: 8860521Abstract: A variable inductor is disclosed. In accordance with some embodiments of the present disclosure, a variable inductor may comprise a single-turn conductor comprising a first inductor terminal, a second inductor terminal, a first base portion extending from the first inductor terminal to a first intersection location, a second base portion extending from the second inductor terminal to a second intersection location, and a switched portion extending from the first intersection location to the second intersection location, and a switch comprising a first conductive terminal coupled to the first intersection location and a second conductive terminal coupled to the second intersection location.Type: GrantFiled: December 19, 2012Date of Patent: October 14, 2014Assignee: Intel IP CorporationInventors: Rizwan Ahmed, Curtiss Roberts, Chi Taou Tsai
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Publication number: 20140167871Abstract: A variable leaf capacitor is disclosed. In accordance with some embodiments of the present disclosure, a variable leaf capacitor may comprise a first alternating current coupling capacitor having a first terminal coupled to a first differential node and a second terminal coupled to a first common-mode node, a second alternating current coupling capacitor having a first terminal coupled to a second differential node and a second terminal coupled to a second common-mode node, and a varactor having a bias terminal, a first common-mode terminal coupled to the first common-mode node, and a second common-mode terminal coupled to the second common-mode node, wherein the capacitance of the varactor is based on the voltage from the first common-mode terminal of the varactor to the bias terminal of the varactor and on the voltage from the second common-mode terminal of the varactor to the bias terminal of the varactor.Type: ApplicationFiled: December 14, 2012Publication date: June 19, 2014Applicant: Intel IP CorporationInventors: Rizwan Ahmed, Darin Nguyen
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Publication number: 20140167867Abstract: A variable inductor is disclosed. In accordance with some embodiments of the present disclosure, a variable inductor may comprise a single-turn conductor comprising a first inductor terminal, a second inductor terminal, a first base portion extending from the first inductor terminal to a first intersection location, a second base portion extending from the second inductor terminal to a second intersection location, and a switched portion extending from the first intersection location to the second intersection location, and a switch comprising a first conductive terminal coupled to the first intersection location and a second conductive terminal coupled to the second intersection location.Type: ApplicationFiled: December 19, 2012Publication date: June 19, 2014Applicant: Intel IP CorporationInventors: Rizwan Ahmed, Curtiss Roberts, Chi Taou Tsai
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Publication number: 20140115750Abstract: Fabrics are disclosed having a liner with a polymeric coating, the coating comprising 0.25 to 8 ridges per cm and pits at an area density of 20 to 2500 cm2. The fabrics provide good friction in oily conditions. Also dis-closed are methods for producing such fabrics comprising applying to a liner a liquid comprising water and a precursor of a polymeric material, contacting the liquid on the liner with a water-sorbing material and curing the polymeric coating. The fabrics may fmd use in gloves.Type: ApplicationFiled: July 2, 2012Publication date: May 1, 2014Applicant: MIDAS SAFETY INNOVATIONS LIMITEDInventors: Mikhail Kassam, Raja Rizwan Ahmed, Syed Umair Ahmed
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Publication number: 20140055218Abstract: A tunable wideband distribution circuit for transmitting a wireless signal over a transmission line is disclosed. The tunable wideband distribution circuit may include a programmable gain buffer, wherein the gain of the programmable gain buffer is based at least in part on a frequency of the wireless signal. The tunable wideband distribution circuit may also include a tuning element configured to modify an effective impedance of the transmission line based at least on the frequency of the wireless signal, wherein the tuning element is electrically coupled to the transmission line.Type: ApplicationFiled: August 24, 2012Publication date: February 27, 2014Applicant: FUJITSU SEMICONDUCTOR LIMITEDInventors: Curtiss Roberts, Rizwan Ahmed, Lillian Lent
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Patent number: 8599985Abstract: In accordance with an embodiment of the present disclosure a phase-locked loop comprises a voltage controlled oscillator (VCO) configured to generate an output signal based on an input reference signal. The phase-locked loop further comprises a first charge pump communicatively coupled to a control input of the VCO and configured to generate, for a duration of time following occurrence of an event, a first control signal. The first control signal is independent of the output signal and is for causing the output signal to have a first frequency based on a second frequency of the input reference signal. The phase-locked loop further comprises a second charge pump communicatively coupled to the control input of the VCO. The second charge pump is configured to generate, after the duration of time, a second control signal.Type: GrantFiled: April 5, 2011Date of Patent: December 3, 2013Assignee: Intel IP CorporationInventor: Rizwan Ahmed
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Publication number: 20130212317Abstract: Storage and host devices are provided for overlapping storage areas for a hibernation file and cached data. In one embodiment, a storage device is provided that receives a command from a host device to evict cached data in a first address range of the memory. The storage device then receives a command from the host device to store a hibernation file in a second address range of the memory, wherein the second address range does not exist in the memory. The storage device maps the second address range to the first address range and stores the hibernation file in the first address range. In another embodiment, a host device is provided that sends a command to a first storage device to evict cached data in a first address range of the first storage device's memory. The host device then sends a command to the first storage device to store a hibernation file in the first address range.Type: ApplicationFiled: February 13, 2012Publication date: August 15, 2013Inventors: Shai Traister, Rizwan Ahmed
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Publication number: 20130173719Abstract: An example method to mediate messages in a product integration platform includes receiving a message request from a source healthcare system where the message request contains a message payload. The example method includes determining an interface to be used to route the message to a target healthcare system. The example method includes creating a platform message based on the message request. The example method includes adapting the platform message into a message format expected by the interface and routing the platform message to the interface.Type: ApplicationFiled: February 17, 2012Publication date: July 4, 2013Applicant: General Electric CompanyInventors: Rizwan Ahmed, Vishal Vijayan
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Publication number: 20130133126Abstract: An embodiment is disclosed of a method of making gloves, more particularly polyvinyl chloride (PVC) coated gloves. The method comprises providing a liner, and coating at least a part of the liner with a PVC paste to form a coating having an outer layer, applying particles of a soluble solid to the outer layer of the coating and curing the outer layer. Preferably, the method further comprises gelling the outer layer after applying the particles and contacting the gelled outer layer with a solvent before curing. Preferably, the soluble solid comprises a solid acid.Type: ApplicationFiled: May 22, 2012Publication date: May 30, 2013Applicant: Midas Safety, Inc.Inventors: Syed Umair Ahmed, Raja Rizwan Ahmed, Mikhail Kassam
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Patent number: 8442095Abstract: Methods and apparatus for code phase processing in a wireless communication device are described herein. A wireless device performs code phase search on a pseudo random code spread signal received over a wireless channel. A correlator correlates the received signal to a plurality of code phases in each of a plurality of frequency hypothesis. A maximum peak and a second peak are determined from the correlation results. Cross correlation processing is performed on the maximum peak and the maximum peak is discarded in favor of the second peak for position processing based on the results of the cross correlation.Type: GrantFiled: June 14, 2008Date of Patent: May 14, 2013Assignee: QUALCOMM IncorporatedInventors: Rizwan Ahmed, Emilija M. Simic
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Publication number: 20120257701Abstract: In accordance with an embodiment of the present disclosure a phase-locked loop comprises a voltage controlled oscillator (VCO) configured to generate an output signal based on an input reference signal. The phase-locked loop further comprises a first charge pump communicatively coupled to a control input of the VCO and configured to generate, for a duration of time following occurrence of an event, a first control signal. The first control signal is independent of the output signal and is for causing the output signal to have a first frequency based on a second frequency of the input reference signal. The phase-locked loop further comprises a second charge pump communicatively coupled to the control input of the VCO. The second charge pump is configured to generate, after the duration of time, a second control signal.Type: ApplicationFiled: April 5, 2011Publication date: October 11, 2012Inventor: Rizwan Ahmed
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Patent number: 8237611Abstract: The subject matter disclosed herein relates to a system and method for processing multiple navigation signal components received from multiple global navigation satellite systems (GNSS'). In a particular implementation, a code phase in a first navigation signal component may be detected based, at least in part, on information in a second navigation signal component.Type: GrantFiled: July 18, 2011Date of Patent: August 7, 2012Assignee: QUALCOMM IncorporatedInventors: Rizwan Ahmed, Rayman Wai Pon, Paul A. Conflitti
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Patent number: 8081922Abstract: Methods and apparatus are provided for use in devices adapted to receive signals from at least one satellite positioning system (SPS). As part of at least one search for a transmission from a space vehicle (SV) associated with the SPS, the methods and apparatuses may correlate a code associated with the SV with a received signal to establish a plurality of correlation values, sample at least a portion of the correlation values during the search, and selectively transitioning the search early or prematurely based, at least in part, on at least one of the sampled correlation values.Type: GrantFiled: May 30, 2008Date of Patent: December 20, 2011Assignee: QUALCOMM IncorporatedInventors: Emilija M. Simic, Douglas Grover, Rizwan Ahmed
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Publication number: 20110273332Abstract: The subject matter disclosed herein relates to a system and method for processing multiple navigation signal components received from multiple global navigation satellite systems (GNSS'). In a particular implementation, a code phase in a first navigation signal component may be detected based, at least in part, on information in a second navigation signal component.Type: ApplicationFiled: July 18, 2011Publication date: November 10, 2011Applicant: QUALCOMM IncorporatedInventors: Rizwan Ahmed, Rayman Wai Pon, Paul A. Conflitti