Chen Feng
Chen Feng, Shenzhen CN
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20110011528 | METHOD AND SYSTEM FOR FABRICATING A CONDUCTIVE PLATE - A method for fabricating a conductive plate includes providing a base substrate and a conductive material that includes a plurality of nanounits. The conductive material is placed on the base substrate, where a portion of the conductive material placed on the base substrate is removed. | 01-20-2011 |
Chen Feng, Bei-Jing CN
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20090075171 | Anode of a lithium battery and method for fabricating the same - An anode of a lithium battery includes a composite film, the composite film comprising a carbon nanotube film structure and a plurality of nanoscale tin oxide particles dispersed therein. A method for fabricating an anode of a lithium battery, the method includes the steps of: (a) providing an array of carbon nanotubes; (b) pulling out, by using a tool, at least two carbon nanotube films from the array of carbon nanotubes to form a carbon nanotube film structure; and (c) dispersing a plurality of nanoscale tin oxide particles in the carbon nanotube film structure to form a composite film, and thereby, achieving the anode of the lithium battery. | 03-19-2009 |
20090085461 | Sheet-shaped heat and light source, method for making the same and method for heating object adopting the same - The present invention relates to a sheet-shaped heat and light source. The sheet-shaped heat and light source includes a carbon nanotube layer and at least two electrodes. The at least two electrodes are separately disposed on the carbon nanotube layer and electrically connected thereto. Moreover, a method for making the sheet-shaped heat and light source and a method for heating an object adopting the same are also included. | 04-02-2009 |
20090092813 | Electromagnetic shielding composite and method for making the same - An electromagnetic shielding composite includes a polymer and a plurality of carbon nanotubes disposed in the polymer in a form of carbon nanotube film structure. A method for making an electromagnetic shielding composite includes the steps of: (a) providing an array of carbon nanotubes; (b) drawing a carbon nanotube film from the array of carbon nanotubes; (c) providing a substrate, covering at least one carbon nanotube film on the substrate to form a carbon nanotube film structure; and (d) providing a polymer and combining the carbon nanotube film structure with the polymer to form an electromagnetic shielding composite. | 04-09-2009 |
20100323246 | Cathode of lithium battery and method for fabricating the same - A cathode of a lithium battery includes a composite film. The composite film includes a carbon nanotube film structure and a plurality of active material particles dispersed therein. A method for fabricating the cathode of the lithium battery includes the steps of (a) providing an array of carbon nanotubes; (b) pulling out, by using a tool, at least two carbon nanotube films from the array of carbon nanotubes to form a carbon nanotube film structure; and (c) providing a plurality of active material particles, dispersing the active material particles in the carbon nanotube structure to form a composite film, and thereby, achieving the cathode of the lithium battery. | 12-23-2010 |
Chen Feng, Bothell, WA US
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20090072038 | INDICIA READING TERMINAL HAVING MULTIPLE SETTING IMAGING LENS - An indicia reading terminal can include a multiple setting imaging lens assembly and an image sensor having an image sensor array. In one embodiment, an indicia reading terminal in an active reading state can cycle through a set of different lens settings, expose pixels of an image sensor array during an exposure period when each new lens setting is achieved, and attempt to decode decodable indicia represented in frames of image data captured corresponding to each exposure period. In one embodiment, movement of an imaging lens assembly lens element can be provided with use of a hollow stepper motor. | 03-19-2009 |
20100146477 | MICROLENS ALIGNMENT PROCEDURES IN CMOS IMAGE SENSOR DESIGN - A method for aligning a microlens array in a sensor die to resolve non-symmetric brightness distribution and color balance of the image captured by the sensor die. The method includes performing a pre-simulation to simulate a microlens array alignment in a silicon die and to determine a shrink-factor and de-centering values, calculating the error in a real product's alignment in process and image offset, performing a post simulation based on offset calculation on the real product and re-design of the microlens alignment, and repeating the steps of calculating the error and performing the post-simulation until a satisfactory brightness distribution is obtained. The sensor die has sensor pixels, each pixel comprising a photodiode and a microlens for directing incoming light rays to the photodiode, wherein optical axis of the microlens is shifted with respect to optical axis of the photodiode by a preset amount determined by at least one iteration of alignment process. | 06-10-2010 |
20120248195 | FOCUS MODULE AND COMPONENTS WITH ACTUATOR - A focus module containing a boundary element and a focus element. The focus element includes a fluid and a deformable membrane, with the fluid being entrapped between the boundary element and the deformable membrane. The focus module also includes a pressure element, which is capable of deforming the focus element by pressing on the deformable membrane in the direction of the boundary element. | 10-04-2012 |
20140197304 | FOCUS MODULE AND COMPONENTS WITH ACTUATOR - A focus module contains a boundary element and a focus element. The focus element includes a fluid and a deformable membrane, with the fluid being entrapped between the boundary element and the deformable membrane. The focus module also includes a pressure element, which is capable of deforming the focus element by pressing on the deformable membrane in the direction of the boundary element. | 07-17-2014 |
Chen Feng, Missouri City, TX US
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20100049445 | METHOD AND APPARATUS FOR SEQUENCING DATA SAMPLES - A method for identifying non-host nucleic acid sequence using sequence data. The method of identifying non-host nucleic acid can include sequencing a sample into sequences and associating the sequences with a host genome and then exclude any sequences that are associated with the host genome. The method can then associate the sequences with any known genomes and exclude any sequences that are associated with any known genome. The remaining sequences can be used as seed sequences to assemble a non-host nucleic acid. | 02-25-2010 |
Chen Feng, Beiijng CN
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20090268557 | Method of causing the thermoacoustic effect - A method of producing sound waves. The method includes causing a carbon nanotube structure heat, and thus causing the thermoacoustic effect. | 10-29-2009 |
Chen Feng, Toronto CA
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20120149415 | SYSTEM, METHOD AND COMPUTER PROGRAM FOR ANONYMOUS LOCALIZATION - The present invention provides a system, method and computer program for anonymous localization. The location of a mobile device can be determined based on received signal strength (RSS) from one or more access points (APs) and a radio map. A radio map can be generated by measuring RSS at a set of fingerprints, which are a finite set of reference points within the area to be mapped. | 06-14-2012 |
Chen Feng, Skaneateles Falls, NY US
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20120325912 | OPTICAL FILTER FOR IMAGE AND BARCODE SCANNING - Methods for using an optical indicia reading terminal including a housing, a multiple pixel image sensor disposed within the housing, an imaging lens assembly configured to focus an image of decodable indicia on the image sensor, an optical bandpass filter disposed in an optical path of light incident on the image sensor, an analog-to-digital (A/D) converter configured to convert an analog signal read out of the image sensor into a digital signal representative of the analog signal, and processor configured to output a decoded message data corresponding to the decodable indicia by processing the digital signal. | 12-27-2012 |
20130119140 | INVARIANT DESIGN IMAGE CAPTURE DEVICE - An indicia reading terminal for reading of a decodable indicia is provided wherein the indicia reading terminal includes an image sensor integrated circuit comprising an image sensor having a plurality of pixels; a memory for storing image data, and a unit for processing the image data for attempting to decode decodable indicia represented in the image data; and an optical system, including a lens assembly and at least a first aperture and a second aperture, the second aperture being smaller than the first aperture. The lens assembly comprises one or more lens elements. The first aperture is disposed in the lens assembly, and the second aperture is disposed at a distal end of the optical system, adjacent to the lens assembly. | 05-16-2013 |
Chen Feng, Morristown, NJ US
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20130043309 | RFID DEVICES USING METAMATERIAL ANTENNAS - An EIR terminal can comprise a microprocessor, a memory communicatively coupled to the microprocessor, and a radio frequency identifier (RFID) reading device including an antenna having a composite right- and left-handed (CRLH) structure. The antenna can comprise one or more spatially separated conductive cell patches mounted on a dielectric substrate, a feed pad mounted on the dielectric substrate, one or more conductive feed lines connected to the feed pad, and one or more ground planes mounted on the dielectric substrate. One or more conductive feed lines can be spatially separated from one or more conductive cell patches. One or more conductive cell patches can be connected by one or more vias to one or more conductive via lines. | 02-21-2013 |
20130043981 | ENCODED INFORMATION READING TERMINAL WITH MULTI-DIRECTIONAL ANTENNA - An encoded information reading terminal can comprise a microprocessor, a memory communicatively coupled to the microprocessor, a radio frequency identifier (RFID) reading device, and two antennas having substantially different spatial orientation. A switching circuit can be configured to alternatively electrically couple one of the antennas to the RFID reading device. | 02-21-2013 |
Chen Feng, Markham CA
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20130342702 | SYSTEMS AND METHOD FOR FACIAL VERIFICATION - Systems and methods for detecting a live human face in an image are disclosed. The methods and systems are capable of receiving multispectral image data that includes a human face. The multispectral image data can comprise visible light image data and near-infrared (NIR) image data. The multispectral image data can be processed to detect the human face. The detected human face in the visible light image data can be associated with the detected human face in the NIR image data to determine whether the detected human face is a live human face. | 12-26-2013 |
20140240477 | MULTI-SPECTRAL IMAGING SYSTEM FOR SHADOW DETECTION AND ATTENUATION - Systems and methods for detecting and attenuating shadows in a visible light image are disclosed. In various embodiments, shadows on human skin may be detected and attenuated using multi-spectral imaging techniques. Multispectral image data that includes a living subject can be processed to detect live-subject portions of the multispectral image data. Shadows in the detected live-subject portions of the multispectral image data can be identified. The identified shadows in at least part of the multispectral image data can be attenuated. | 08-28-2014 |
Chen Feng, Ann Arbor, MI US
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20140003705 | Method for Registering Points and Planes of 3D Data in Multiple Coordinate Systems | 01-02-2014 |
Chen Feng, Snowhomish, WA US
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20150040378 | METHOD FOR MANUFACTURING LASER SCANNERS - A method for manufacturing laser scanners is provided. Laser scanners are configured to drive their light-deflecting assemblies at a fixed drive frequency. By selecting for inclusion in the laser scanners only those light-deflecting assemblies that have resonant oscillation frequencies falling within a specified range, operation of the laser scanners remains within engineering tolerances even through extreme environmental changes. Moreover, the method results in laser scanner having greater unit-to-unit consistency during operation even in extreme environments. | 02-12-2015 |