Cheung, Toronto
Aaron Cheung, Toronto CA
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20160061808 | MOLECULAR CELL IMAGING USING OPTICAL SPECTROSCOPY - The present invention provides a method and system for identification and isolation of cells from tissues using optical spectroscopy. The method includes accessing the cells using an access corridor, measuring the cells using optical spectroscopy, comparing the spectra of the cells to signature spectra, using the comparison to identify the cells and removing the cells into a container. The system includes an access corridor, a probe for measuring the cells, a resection tool, a collection tube and a collection container. | 03-03-2016 |
Andrew Cheung, Toronto CA
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20110055908 | SYSTEM AND METHOD FOR REMOTELY ACCESSING AND CONTROLLING A NETWORKED COMPUTER - The present invention advantageously provides a system and method for remotely accessing a networked computer. The system includes a personal computer, a locator server, a remote access terminal, and a connection key. The system is configured to remote access to only those users who are authorized and use authorized remote access terminal and connection key. In some embodiments, the connection key is configured to automate communication requests and authentication processes without user interaction. | 03-03-2011 |
20160080492 | SYSTEM, COMPUTER PRODUCT, AND METHOD FOR IMPLEMENTING A CLOUD SERVICE WITH PRIVATE STORAGE - The present application advantageously provides a system and method for implementing a cloud service with private storage. The system includes a storage device, a cloud server, and a client device. The system is configured in a way that the private storage device designated/owned by a user of the cloud service to initiate a communication with the cloud server to register as the user data storage location for a particular account of the cloud service rather than using a “central public storage” location as in a traditional public cloud service. | 03-17-2016 |
Kai Cheung, Toronto CA
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20140096213 | METHOD AND SYSTEM FOR DISTRIBUTED CREDENTIAL USAGE FOR ANDROID BASED AND OTHER RESTRICTED ENVIRONMENT DEVICES - A method, system and computer program product configured for providing distributed credential usage for an electronic handheld device or computing device configured with an operating system comprising an iOS based, Android or other operating system with sandboxed or restricted environments. The system comprises one or more applications running an operating system and configured with one or more sandboxed environments, and a credential provider application configured in a sandboxed environment. The credential provider application is configured to transfer data between the applications, for example, utilizing an inter-process communication channel. The credential provider application is configured to perform an operation on a request from one of the applications and utilizes credentials associated with the application. The credential provider application is configured to maintain the integrity of the credentials within the confines of the credential provider application so that the application is not given access to any private or secret credentials. | 04-03-2014 |
Kin-Leung Cheung, Toronto CA
Patent application number | Description | Published |
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20080286459 | METHOD FOR APPLYING ABRADABLE COATING - In accordance with one aspect of the invention a process for applying an abradable coating to a component includes cold spraying an abradable coating material in particles towards a target surface of the component. | 11-20-2008 |
20100272565 | VANE ASSEMBLY WITH REMOVABLE VANES - A vane assembly for a gas turbine engine where each vane is connected to at least one adjacent portion of at least one of the inner and the outer shrouds through a melt-weld connection. The melt-weld connection includes non-metallic heat-meltable material with a metal wire mesh layer trapped therein, the metal wire mesh being heatable to melt the heat-meltable material for formation and breakdown of the melt-weld connection. | 10-28-2010 |
20110052382 | COMPOSITE CASING FOR ROTATING BLADES - A gas turbine engine includes a fan including a plurality of circumferentially spaced rotatable blades, and a fan casing for containing fragments of fan blades in the event of blade release, the fan casing having a shell surrounding the blades and circumscribing a containment zone of the fan. The shell is made of a fiber reinforced polymer composite material which includes nanoparticles. | 03-03-2011 |
20120082783 | METHOD OF APPLYING A NANOCRYSTALLINE COATING TO A GAS TURBINE ENGINE COMPONENT - A method of applying a nanocrystalline coating to a gas turbine engine component is described. The method comprises the steps of applying an intermediate bond coat to at least a portion of the component, and then applying the nanocrystalline coating to at least the portion of the component overtop of the intermediate bond coat. The component may include, for example, a blade of which a dovetail portion of the blade root is protected by applying the intermediate bond coat and the nanocrystalline coating thereto. | 04-05-2012 |
20130224008 | NANO-METAL COATED VANE COMPONENT FOR GAS TURBINE ENGINES AND METHOD OF MANUFACTURING SAME - A method of manufacturing a vane component of a gas turbine engine is described, and includes forming a core of the vane component using a rapid manufacturing process, and applying a coating of nanocrystalline metal onto the core, the nanocrystalline metal fully encapsulating the core and defining an outer structural surface of the vane component. | 08-29-2013 |
20130251500 | GAS TURBINE ENGINE CASE WITH HEATING LAYER AND METHOD - An assembly of a rotor and case for a gas turbine engine comprises a rotor having a plurality of circumferential blades each with a blade tip. A case comprises a structural layer forming an annular body receiving therein the rotor, with a tip clearance being defined between the blade tips and the annular body, and a heating layer connected to the at least one structural layer. The heating layer has a resistivity to heat the structural layer when an electric current passes through the heating layer. An electric power source supplies current to the heating layer, the heating layer configured to in use change the diameter of the annular body to adjust the tip clearance. A method for adjusting a tip clearance between blade tips of a rotor and inner surface of a case in a gas turbine engine is also provided. | 09-26-2013 |
20150017324 | METHOD OF APPLYING A NANOCRYSTALLINE COATING TO A GAS TURBINE ENGINE COMPONENT - A method of applying a nanocrystalline metal coating to a titanium or titanium alloy blade of a gas turbine engine is described. The method includes selecting an intermediate bond coat from the group consisting of nickel, nickel alloy, P, B, Tl and combinations thereof, and applying the intermediate bond coat to at least a portion of the blade. A nanocrystalline metal coating having an average grain size of between 10 nm and 500 nm is then applied to the portion of the blade overtop of the intermediate bond coat. | 01-15-2015 |
20150118023 | ACOUSTIC STRUCTURE FOR A GAS TURBINE ENGINE - An acoustic structure for a gas turbine engine comprising an noise reduction layer and a fire protector layer connected to the noise reduction layer. The noise reduction includes a perforated inner wall adapted to be in contact with a first fluidic environment, and an noise reduction adjacent to the inner wall. The fire protector layer includes a non-perforated outer wall adapted to be in contact with a second fluidic environment having potentially a fire, a fire protector adjacent to the outer wall, and a pressure resisting wall disposed between the fire protector and the noise reduction. The second fluidic environment is under a pressure lower than a pressure of the first fluidic environment. The inner and outer walls are load-bearing walls of the acoustic structure | 04-30-2015 |
20150176425 | WALL CONSTRUCTION FOR GASPATH TRAVERSING COMPONENT - A gaspath traversing component of a gas turbine engine comprises a wall having an outer edge surface and a thickness relative to the gaspath, the wall having a plurality of layers of composite materials forming the thickness. A wear indication layer is embedded within the plurality of layers of composite material, the wear indication layer being visually contrasting with the composite material. The wear indication layer is positioned interiorly of at least one layer of said plurality of layers of composite material relative to the outer edge surface. A method for attending to a gas traversing component of a gas turbine engine is also provided. | 06-25-2015 |
20150239010 | METHOD OF FORMING AN ABRADABLE COATING FOR A GAS TURBINE ENGINE - A method of forming an abradable coating on a gas turbine engine component comprising, in sequence: placing dry lubricant particles and trapping particles in a channel having a spraying end and containing a gas; causing at least one shockwave in the gas to travel in the channel toward the spraying end, the at least one shockwave causing the dry lubricant particles and the trapping particles to travel in the channel with it, the at least one shockwave reducing interparticle spacing and increasing particles density; directing a resulting flow of the dry lubricant particles and the trapping particles from the spraying end at a supersonic velocity to impact the component; and then plastically deforming the trapping particles upon impacting the component with the resulting flow thereby trapping the dry lubricant particles with the deformed trapping particles onto the component to provide the abradable coating. | 08-27-2015 |
20150241309 | COMPONENT OF A GAS TURBINE ENGINE AND METHOD OF DETECTING A CRACK THEREIN - A component of a gas turbine engine comprises a substrate, a corrosion resistant top layer, and an intermediate corrodible layer disposed between the corrosion resistant top layer and the substrate. When corroding, the intermediate layer has a color contrasting with a color of the top layer. A method of detecting a crack when it penetrated the top layer in a component of a gas turbine engine having a corrosion resistant top layer and an intermediate corrodible layer comprises, in sequence, observing that at least one area of the component has a color contrasting with that of the top layer; determining that the color of the at least one area is a result of corrosion of the intermediate corrodible layer; and determining that the top layer has a crack as a result of determining corrosion of the intermediate layer. A method of facilitating crack detection in a component is also presented. | 08-27-2015 |
20160045926 | ABRADABLE COATINGS FOR GAS TURBINE ENGINE COMPONENTS - A process for forming an abradable coating on a component of a gas turbine engine includes providing a particulate mixture including an abradable coating material in particle form, the abradable material including at least a solid lubricant, and applying the particulate mixture containing the abradable coating material onto the component using pulsed shockwaves carrying the particular mixture, while maintaining a temperature of the particular mixture below a threshold temperature above which the solid lubricant in the abradable material substantially reacts chemically. | 02-18-2016 |
20160090916 | INNER BYPASS DUCT - An inner bypass duct of a gas turbine engine includes a plurality of non-structural front panels arranged circumferentially. Each front panel has an outer surface and an inner surface. The inner surface is at least partially covered by a composite structure. The composite structure includes a fireproof layer and an acoustic layer disposed between the fireproof layer and the inner surface. A non-structural panel for an inner bypass duct and a method of forming such panel are also presented. | 03-31-2016 |
Terence Cheung, Toronto CA
Patent application number | Description | Published |
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20090032941 | Under Bump Routing Layer Method and Apparatus - Various semiconductor chip conductor structures and methods of fabricating the same are provided. In one aspect, a method of manufacturing is provided that includes forming a conductor structure on a semiconductor chip. The conductor structure has a first site electrically connected to a first redistribution layer structure and a second site electrically connected to a second redistribution layer structure. A solder structure is formed on the conductor structure. | 02-05-2009 |
20090152690 | Semiconductor Chip Substrate with Multi-Capacitor Footprint - Various methods and apparatus for coupling capacitors to a chip substrate are disclosed. In one aspect, a method of manufacturing is provided that includes forming a mask on a semiconductor chip substrate that has plural conductor pads. The mask has plural openings that expose selected portions of the plural conductor pads. Each of the plural openings has a footprint corresponding to a footprint of a smallest size terminal of a capacitor adapted to be coupled to the semiconductor chip substrate. A conductor material is placed in the plural openings to establish plural capacitor pads. | 06-18-2009 |
20100019347 | Under Bump Metallization for On-Die Capacitor - Various on-chip capacitors and methods of making the same are disclosed. In one aspect, a method of manufacturing a capacitor is provided that includes forming a first conductor structure on a semiconductor chip and forming a passivation structure on the first conductor structure. An under bump metallization structure is formed on the passivation structure. The under bump metallization structure overlaps at least a portion of the first conductor structure to provide a capacitor. | 01-28-2010 |
Vincent Cheung, Toronto CA
Patent application number | Description | Published |
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20080310755 | CAPTURING LONG-RANGE CORRELATIONS IN PATCH MODELS - Systems and methodologies for modeling data in accordance with one or more embodiments disclosed herein are operable to receive input data, create data patches from the input data, obtain long-range correlations between the data patches, and model the input data as a patch model based at least in part on the data patches and the long-range correlations. Various learning algorithms are additionally provided for refining the patch model created in accordance with one or more embodiments disclosed herein. Further, systems and methodologies for synthesizing a patch model created in accordance with various aspects of the present invention with a set of test data to perform a transformation represented by the patch model on the test data are provided. | 12-18-2008 |
Wendy Wai Yin Cheung, Toronto CA
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20100189262 | SECURE KEY ACCESS WITH ONE-TIME PROGRAMMABLE MEMORY AND APPLICATIONS THEREOF - A device includes a key store memory that stores one or more cryptographic keys. A rule set memory stores a set of rules for accessing the cryptographic keys. A key store arbitration module grants access to the cryptographic keys in accordance with the set of rules. The device can be used in conjunction with a key ladder. The device can include a one-time programmable memory and a load module that transfers the cryptographic keys from the one one-time programmable memory to the key store memory and the set of rules to the rule set memory. A validation module can validate the cryptographic keys and the set of rules stored in the key store and rule set memories, based on a signature defined by a signature rule. | 07-29-2010 |
20140136855 | SECURE KEY ACCESS WITH ONE-TIME PROGRAMMABLE MEMORY AND APPLICATIONS THEREOF - A device includes a key store memory that stores one or more cryptographic keys. A rule set memory stores a set of rules for accessing the cryptographic keys. A key store arbitration module grants access to the cryptographic keys in accordance with the set of rules. The device can be used in conjunction with a key ladder. The device can include a one-time programmable memory and a load module that transfers the cryptographic keys from the one one-time programmable memory to the key store memory and the set of rules to the rule set memory. A validation module can validate the cryptographic keys and the set of rules stored in the key store and rule set memories, based on a signature defined by a signature rule. | 05-15-2014 |
20140205017 | VIDEO PROCESSOR WITH REDUCED MEMORY BANDWIDTH AND METHODS FOR USE THEREWITH - A video processing device includes a video processing unit that decodes a video input signal into a decoded video signal in accordance with a video compression protocol, based on uncompressed video frame data. A tile engine includes a tile accumulation module that accumulates the uncompressed video frame data into a plurality of tile units, wherein each of the plurality of tile units includes a plurality of video span units. A tile compression/decompression module generates compressed video frame data for storage in a compressed video frame buffer by compressing the plurality of video span units into a plurality of compressed video span units and further that retrieves the compressed video frame data from the compressed video frame buffer by retrieving the plurality of compressed video span units and generating the uncompressed video frame data by decompressing the plurality of compressed video span units. | 07-24-2014 |