Patent application number | Description | Published |
20080231859 | PHOTODETECTION DEVICE AND PHOTODETECTION METHOD - A photodetection device, a photodetection method, an image sensor and an image pickup method can increase the number of pixels, while suppressing degradation of the S/N ratio. The photodetection device includes a spectroscopic element formed by means of an optical microresonator having a plurality of resonant wavelength bands differentiated by positions as a function of a geometric structure and a plurality of photoelectric conversion elements arranged at different positions to detect light of the plurality of resonant wavelength bands. | 09-25-2008 |
20090008735 | PHOTO DETECTOR, IMAGE SENSOR, PHOTO-DETECTION METHOD, AND IMAGING METHOD - A photo detector includes a photoelectric conversion layer having a periodic structure made of a semiconductor material on a surface of the photoelectric conversion layer. In the photo detector, at least a part of a resonance region formed by the periodic structure is included in the photoelectric conversion layer of the photo detector. | 01-08-2009 |
20090117669 | SUBSTRATE FOR TARGET SUBSTANCE DETECTING DEVICE, TARGET SUBSTANCE DETECTING DEVICE, TARGET SUBSTANCE DETECTING APPARATUS AND METHOD USING THE SAME, AND KIT THEREFOR - A substrate for forming a target substance detecting device includes a supporting member, an underlying layer disposed on a surface of the supporting member, and a metal pattern layer, disposed on a surface of the underlying layer, for being bound to a target substance trapping substance capable of trapping a target substance in a specimen solution at least containing water as a liquid medium to detect the target substance by utilizing plasmon resonance. The underlying layer has a refractive index nb satisfying the following relationship: | 05-07-2009 |
20090310133 | METHOD FOR DESIGNING LIGHT TRANSMISSION DEVICE, OPTICAL ELEMENT AND SENSOR - The present invention provides a method for designing a light transmission device, which adjusts a wavelength region of a spectrum of transmitted light without expanding a width of a transmission spectrum and without lowering the transmittance. The method for designing a light transmission device having a metal thin film, and a rectangular aperture which is formed in a plane of the metal thin film, has a long side and a short side and makes light pass therethrough, wherein the short side has a dimension smaller than a wavelength of incident light, and the long side is determined to have such a dimension that a peak wavelength at which the transmittance of light passing through the rectangular aperture is maximal can be a predetermined value. | 12-17-2009 |
20100178713 | TARGET SUBSTANCE-DETECTING ELEMENT - A substrate of a target substance-detecting element for detecting a target substance in a specimen based on localized surface plasmon resonance comprises a supporting member and a metal nano-dot group provided on the supporting member, metal nano-dots each of which is comprised in the metal nano-dot group and adjacent to each other are arranged with a gap between the metal nano-dots of not larger than 30 nm. | 07-15-2010 |
20100220328 | DETECTING DEVICE, DETECTING UNIT SUBSTRATE, DETECTING UNIT, DETECTING UNIT KIT AND DETECTING METHOD - A necessary number of metal structures including a trapping body for trapping a target substance provided on a support are one-dimensionally placed to form a transmission path of plasmon, and a signal based on the plasmon transmitted on the transmission path is detected so as to detect whether or not there is trapping of the target substance from a sample to the trapping body. It is thereby possible to detect a reaction of the trapping body belonging to the detecting unit and the target substance with high sensitivity. | 09-02-2010 |
20100220377 | OPTICAL FILTER - An optical filter that transmits light of the visible light region includes a dielectric substrate; a dielectric layer that is formed on a surface of the dielectric substrate; and a first metal structure group in which a plurality of first metal structures are arranged two-dimensionally in an isolated state in the in-plane direction of the dielectric substrate, that is provided between the dielectric substrate and the dielectric layer, comprising: the first metal structures having first and second lengths in first and second directions orthogonal to each other, which lengths are equal to or less than a first wavelength in the visible light region; and a transmittance of the first wavelength being reduced or a reflectance being increased by surface plasmons induced on a surface of the first metal structures by resonance between light incident on the dielectric substrate or the dielectric layer and the first metal structures. | 09-02-2010 |
20110273598 | SOLID-STATE IMAGE SENSOR AND CAMERA - A solid-state image sensor comprises a pixel array in which a plurality of pixels are two-dimensionally arranged, and a plurality of column signal processing circuits which read out signals from the pixel array via a plurality of column signal lines arranged in correspondence with respective columns of the pixel array, wherein signals of the pixels of different colors in the pixel array are read out by the plurality of column signal processing circuits during a single period, and wherein at least the column signal processing circuits which process signals of the pixels of different colors, of the plurality of column signal processing circuits, are driven via conductive lines which are separated from each other in a region where at least the column signal processing circuits which process signals of the pixels of different colors are arranged. | 11-10-2011 |
20120075688 | OPTICAL FILTER - An optical filter that transmits light of the visible light region includes a dielectric substrate; a dielectric layer that is formed on a surface of the dielectric substrate; and a first metal structure group in which a plurality of first metal structures are arranged two-dimensionally in an isolated state in the in-plane direction of the dielectric substrate, that is provided between the dielectric substrate and the dielectric layer, comprising: the first metal structures having first and second lengths in first and second directions orthogonal to each other, which lengths are equal to or less than a first wavelength in the visible light region; and a transmittance of the first wavelength being reduced or a reflectance being increased by surface plasmons induced on a surface of the first metal structures by resonance between light incident on the dielectric substrate or the dielectric layer and the first metal structures. | 03-29-2012 |
20120298841 | SOLID-STATE IMAGE PICKUP APPARATUS - Provided is a back-illuminated solid-state image pickup apparatus having an improved color separation characteristic. A photo detector includes a first photo detector unit and a second photo detector unit disposed deeper than the first photo detector unit with respect to a back surface of a semiconductor substrate, wherein the first photo detector unit includes a first-conductivity-type first semiconductor region where carriers generated through photo-electric conversion are collected as signal carriers. A readout portion includes a first-conductivity-type second semiconductor region extending in a depth direction such that the carriers collected in the first semiconductor region are read out to a front surface of the semiconductor substrate. A unit that reduces the amount of light incident on the second semiconductor region is provided. | 11-29-2012 |
20140375852 | SOLID-STATE IMAGING APPARATUS, METHOD OF MANUFACTURING THE SAME, CAMERA, IMAGING DEVICE, AND IMAGING APPARATUS - A solid-state imaging apparatus comprising a pixel array, in which a pixel for imaging including a photoelectric conversion portion formed on a semiconductor substrate and a pixel for focus detection including a photoelectric conversion portion formed on the semiconductor substrate are arranged, wherein the pixel for imaging and the pixel for focus detection each include a member including an insulating layer formed on the photoelectric conversion portion and a shielding portion, and a microlens provided on the member, and the member of at least one of the pixel for imaging and the pixel for focus detection includes a flat plate-like member having a refractive index different from a refractive index of the insulating layer. | 12-25-2014 |