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Lee, Los Altos Hills

Iibok Lee, Los Altos Hills, CA US

Patent application numberDescriptionPublished
20100214029Integrated circuit frequency generator - An integrated circuit frequency generator is disclosed. In some embodiments, the frequency generator comprises an electronic oscillator configured to generate an oscillator frequency and calibration circuitry configured to periodically calibrate the electronic oscillator with respect to a reference frequency source. When a primary power source is unavailable, an output frequency is generated from the oscillator frequency, and the reference frequency source is powered-on only during calibration cycles.08-26-2010
20110093130Power management - Communicating a power control feedback signal from a system is disclosed. In some embodiments, upon determining how to control input power which may be based at least in part, for example, on an in situ measurement of an operating condition in an operating environment, an appropriate symbol is constructed based upon the determination and is transmitted on a single line. In some embodiments, the single line corresponds to the reference voltage of an associated power supply.04-21-2011

Jackson Lee, Los Altos Hills, CA US

Patent application numberDescriptionPublished
20090296813INTRA PREDICTION MODE SEARCH SCHEME - The following embodiments describe an approach for selecting an intra prediction mode for video encoding, such as occurs in the H.264 standard. One embodiment describes a method of selecting an optimum intra prediction mode. This method involves selecting a first intra prediction mode, which is used to determine a search order for a number of intra prediction modes. These intra prediction modes are then evaluated in order to identify the optimum intra prediction mode.12-03-2009
20100158105POST-PROCESSING ENCODING SYSTEM AND METHOD - Quantization post-processing encoding systems and methods are described. In one embodiment an encoding system includes a quantization module, a quantization coefficient buffer, and a quantization post-processing module. The quantization module performs quantized encoding of information. The quantization coefficient buffer stores results of the quantized module. The quantization post-processing module provides adjustment information to the quantization coefficient buffer for utilization in adjusting the results from the quantized module stored in the quantization coefficient buffer without unduly impacting image quality.06-24-2010

Ken Kinsun Lee, Los Altos Hills, CA US

Patent application numberDescriptionPublished
200802915323-D OPTICAL MICROSCOPE - A 3-D optical microscope, a method of turning a conventional optical microscope into a 3-D optical microscope, and a method of creating a 3-D image on an optical microscope are described. The 3-D optical microscope includes a processor, at least one objective lens, an optical sensor capable of acquiring an image of a sample, a mechanism for adjusting focus position of the sample relative to the objective lens, and a mechanism for illuminating the sample and for projecting a pattern onto and removing the pattern from the focal plane of the objective lens. The 3-D image creation method includes taking two sets of images, one with and another without the presence of the projected pattern, and using a software algorithm to analyze the two image sets to generating a 3-D image of the sample. The 3-D image creation method enables reliable and accurate 3-D imaging on almost any sample regardless of its image contrast.11-27-2008
20080291533ILLUMINATOR FOR A 3-D OPTICAL MICROSCOPE - A compact and low cost microscope illuminator capable of generating 3-D optical images includes a first light source and a second light source. The two light sources lead two optical paths: one to illuminate a sample and another to project a pattern onto the focal plane of a microscope objective lens. The two light sources are controlled by a processor and can be turned on and off rapidly. A 3-D optical microscope equipped with said microscope illuminator and a method of creating a 3-D image on said 3-D optical microscope are also described.11-27-2008
201001345953-D Optical Microscope - A 3-D optical microscope, a method of turning a conventional optical microscope into a 3-D optical microscope, and a method of creating a 3-D image on an optical microscope are described. The 3-D optical microscope includes a processor, at least one objective lens, an optical sensor capable of acquiring an image of a sample, a mechanism for adjusting focus position of the sample relative to the objective lens, and a mechanism for illuminating the sample and for projecting a pattern onto and removing the pattern from the focal plane of the objective lens. The 3-D image creation method includes taking two sets of images, one with and another without the presence of the projected pattern, and using a software algorithm to analyze the two image sets to generating a 3-D image of the sample. The 3-D image creation method enables reliable and accurate 3-D imaging on almost any sample regardless of its image contrast.06-03-2010
201001355733-D Optical Microscope - A 3-D optical microscope, a method of turning a conventional optical microscope into a 3-D optical microscope, and a method of creating a 3-D image on an optical microscope are described. The 3-D optical microscope includes a processor, at least one objective lens, an optical sensor capable of acquiring an image of a sample, a mechanism for adjusting focus position of the sample relative to the objective lens, and a mechanism for illuminating the sample and for projecting a pattern onto and removing the pattern from the focal plane of the objective lens. The 3-D image creation method includes taking two sets of images, one with and another without the presence of the projected pattern, and using a software algorithm to analyze the two image sets to generating a 3-D image of the sample. The 3-D image creation method enables reliable and accurate 3-D imaging on almost any sample regardless of its image contrast.06-03-2010

Mark Lee, Los Altos Hills, CA US

Patent application numberDescriptionPublished
20110287958Method for Using Gene Expression to Determine Colorectal Tumor Stage - The invention relates to methods of determining a colorectal tumor stage in a patient by gene expression analysis. The method comprises assaying the level of at least one RNA transcript, or its expression product, which is correlated to colorectal tumor stage. The invention may be useful for determining whether a patient has stage II or stage III colorectal cancer.11-24-2011