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Akira Yamamoto, Osaka JP

Akira Yamamoto, Osaka JP

Patent application numberDescriptionPublished
20080253011Signal Processing Device and Signal Processing Method - There is provided a signal processing apparatus and a signal processing method, which can simultaneously perform reduction in jitter components and reduction in error rate.10-16-2008
20090060451Timing Extraction Device and Video Display Device - An asynchronous timing detector 03-05-2009
20090086588Timing extractor, and information playback apparatus and dvd device using the timing extractor - In a feedforward timing extractor for extracting timing information from a playback signal, a frequency ratio calculation section 04-02-2009
20090156705Malti-layered object comprising hard coat layer and light transmitting layer, and method for producing the same - The present invention provides a multi-layered object having a hard coat layer capable of improving anti-staining property, anti-staining durability, scratch resistance, abrasion resistance and the like. A multi-layered object comprising a hard coat layer and a light transmitting layer, wherein the hard coat layer is formed from a composition for hard coat comprising: an active energy ray-curable silicone-acrylic copolymer (A); and an active energy ray-curable polyfunctional compound (B), and wherein the active energy ray-curable silicone-acrylic copolymer (A) contains: a polysiloxane block (a-1), an acrylic block (a-2) containing an active energy ray-curable double bond group and a fluoroalkyl group-containing acrylic block (a-3).06-18-2009
20090196381INFORMATION REPRODUCING DEVICE - In an information reproducing device for performing maximum likelihood decoding using asynchronous sample data, data from the recording medium 08-06-2009
20100020250REPRODUCED SIGNAL PROCESSOR AND VIDEO DISPLAY - In a feedforward control type reproduced signal processor, a clock generator 01-28-2010
20100172629REPRODUCTION SIGNAL PROCESSING DEVICE AND VIDEO DISPLAY DEVICE - A reproduction signal processing device employing a fully digital timing recovery scheme, which obtains asynchronous digital data with the sampling clock of the A/D converter being asynchronous with the channel clock, wherein an A/D converter 07-08-2010
20100177615MAXIMUM LIKELIHOOD DECODER AND INFORMATION REPRODUCTION APPARATUS - In a maximum likelihood decoder, when undersampling occurs, selectors 07-15-2010
20110043693SYNCHRONOUS CONTROL CIRCUIT AND VIDEO DISPLAY DEVICE - A synchronization control circuit is provided with a first sampling means for sampling the envelope signal of the modulation signal at a first sampling timing, a second sampling means for sampling the envelope signal at a second sampling timing, a third sampling means for sampling the envelope signal at a third sampling timing, a phase error calculation means for calculating a phase error value indicating the amount of synchronization deviation between the modulation signal and the reference clock signal using the outputs of the first, second, and third sampling means, a delay control means for generating a delay control signal on the basis of the phase error value, and a delay generation means for generating the first, second, and third sampling timing by delaying the reference clock signal based on the delay control signal. Thereby, a synchronization control circuit that can reduce the circuit size required for obtaining the synchronization with relative to the Early/Late system can be provided.02-24-2011
20110095786PHASE COMPARATOR, PLL CIRCUIT, INFORMATION REPRODUCTION PROCESSING DEVICE, OPTICAL DISK PLAYBACK DEVICE AND MAGNETIC DISK PLAYBACK DEVICE - In a phase comparator used for a sync clock extraction circuit for extracting a clock synchronizing with reproduction data, a zero cross detection section 04-28-2011
20110165299WATER VAPOR PLASMA GENERATEING APPARATUS, STERILIZATION AND DISINFECTION METHOD, AND METHOD FOR ANTIOXIDATIVE TREATMENT USING WATER VAPOR PLASMA - A water vapor plasma generating apparatus which is able to generate water vapor plasma stably is provided. By applying the water vapor plasma generated by the apparatus to an object to be treated, a sterilization and disinfection treatment can be performed. In addition, by applying the water vapor plasma generated by the apparatus to a substance containing an oily ingredient, an antioxidative treatment can be performed.07-07-2011

Patent applications by Akira Yamamoto, Osaka JP