摘要:
A light scanning optical device comprises a light source for entirely illuminating a subject, a converging optical system for converging light returning from a specific minute region of the subject, a light detector for detecting the light converged by the converging optical system, and a scanning mirror for scanning the minute region, the scanning mirror being produced by a semiconductor manufacturing process.
摘要:
A two-dimensional driving actuator comprises a flat spring structure, and a driver for driving the flat spring structure. The flat spring structure includes a moving plate, a moving inner frame surrounding the moving plate, first torsion bars coupling the moving plate and the moving inner frame so as to allow the moving plate to be vibrated relative to the moving inner frame, a fixed outer frame surrounding the moving inner frame, and second torsion bars coupling the moving inner frame and the fixed outer frame so as to allow the moving inner frame to be vibrated relative to the fixed outer frame. The flat spring structure is manufactured from a single semiconductor substrate. The first and second torsion bars are made of different materials.
摘要:
A manufacturing method of a semiconductor substrate provided with a through hole electrode is proposed. In accordance with the methods, it is possible to effectively form a through hole electrode in a semiconductor substrate in which a device and a wiring pattern have been already fabricated. This manufacturing method includes the steps of forming a first silicon oxide film 12 on a principal surface of the semiconductor substrate 11, forming a small hole 13 through the semiconductor substrate 11 from the opposite the step to reach to the first silicon oxide film 12, covering the inside of the small hole 13 with the second silicon oxide film 14, forming a first thin metal film 15 and a second thin metal film 16 on the first silicon oxide film 12, partially removing the first silicon oxide film 12 corresponding to the end of the small hole 13, and filling the small hole 13 with the conductive material to form a through hole electrode 17.
摘要:
A nucleic acid comprising a transcription regulation sequence whose transcription is induced by a trans-acting factor of a human immunodeficiency virus and a gene encoding a polypeptide having an endoribonuclease activity specific to single-stranded RNA, wherein the gene is located in such a position that the expression of the gene can be regulated by the transcription regulation sequence; a method for production of a cell showing an inhibited replication of a human immunodeficiency virus therein, the method comprising the step of introducing the nucleic acid into a cell; and a method for treatment or prevention of a human immunodeficiency virus infection.
摘要:
A needle-type fluorescence sensor that measures glucose based on fluorescence produced by excitation light is provided. The needle-type fluorescence sensor includes a needle body section including a sensor portion disposed in a needle distal end portion and metal lines disposed from the sensor portion to a needle proximal end portion, and a connector which is integrated with the needle body section and in which the metal lines extend. The sensor portion includes a silicon substrate having first and second principal surfaces, a PD device that converts fluorescence into an electric signal, an LED device that transmits fluorescence and emits excitation light, and an indicator layer that interacts with an analyte under the excitation light to produce fluorescence. The PD device, the LED device, and the indicator layer overlap with each other above the first principal surface of the silicon substrate.
摘要:
There are provided a method for screening individual cattle having useful economic traits in which proteins related to the economic traits of beef cattle are identified by proteomics and are used as biomarkers, and a cattle screening kit for use in the method.The method for screening individual cattle according to the present invention includes the steps of (1) harvesting body tissue from the cattle, (2) extracting the full complement of proteins from the body tissue harvested, (3) detecting a wild-type annexin A5 protein, an isoform of the wild-type annexin A5 protein, or a modified protein of the wild-type annexin A5 protein or the isoform thereof in the full complement of proteins extracted, and (4) determining whether or not the cattle will have a high average carcass weight on the basis of the type of annexin A5 detected. The wild-type annexin A5 protein, the isoform thereof, and the modified protein thereof are detected by two-dimensional electrophoresis or an antigen-antibody reaction.
摘要:
An ultrasonic transducer according to the present invention includes: two or more ultrasonic transducer cells, each of which has a lower electrode, a first insulating layer placed on the lower electrode, a cavity placed on the first insulating layer, a second insulating layer placed on the cavity, and an upper electrode placed above the second insulating layer; channels which communicate the cavities with each other; the second insulating layer placed on the channels; holes formed in the second insulating layer placed on the channels; and sealing portions which seal the holes, where that part of the sealing portions which enters the channels is the same in cross-sectional shape as the holes.
摘要:
A capacitive micromachined ultrasonic transducer (cMUT) is constituted by a plurality of transducer elements comprising plural transducer cells that are mutually connected in parallel and comprises: a silicon substrate; a bottom electrode placed on the top surface of the silicon substrate; an upper electrode placed opposite to the bottom electrode and apart therefrom by a prescribed air or vacuum; a membrane for supporting the bottom electrode; and a membrane supporting part for supporting the membrane, wherein the cMUT comprises a third electrode which has an electrical continuity to the bottom electrode and which corresponds to either one of the transducer cells of a prescribed number of the transducer subelement or of the transducer elements, and a fourth electrode which is a ground electrode electrically connected to the bottom electrode.
摘要:
A driving device for driving an image display system, which sequentially receives input image data corresponding to gradation of each pixel of a display image and outputs a driving voltage signal includes: an operation section for obtaining output image data of which a bit number is smaller than a bit number of the input image data based on input image data of a target pixel to be processed and input image data of a pixel in vicinity of the target pixel; a reference voltage generation section for generating a plurality of reference voltages of different levels; and a reference voltage selection section for selecting one of the plurality of reference voltages. The operation section is configured to obtain output image data of the target pixel so that a difference between the input image data and output image data of the target pixel and a difference between the input image data and output image data of the pixel in vicinity of the target pixel cancel out each other.
摘要:
A semiconductor package of the invention comprises: a semiconductor element provided with a circuit element on one surface of a semiconductor substrate; an external wiring region provided on an other surface of the semiconductor substrate; a support substrate disposed on the one surface of the semiconductor substrate; an electrode pad disposed on the one surface of the semiconductor substrate; and a through-electrode which extends from the electrode pad through to the other surface of the semiconductor substrate.