Patent application number | Description | Published |
20100134673 | SOLID-STATE IMAGE SENSING DEVICE AND IMAGE PICKUP APPARATUS - Each pixel circuit of one type includes a transfer transistor and the like and is individually provided for and arranged in a corresponding pixel. Each pixel circuit of another type includes an amplifying transistor, a floating diffusion, a reset transistor and the like and is commonly provided for pixels of respective rows and arranged outside pixel rows. | 06-03-2010 |
20100163737 | RADIATION DETECTOR, METHOD OF MANUFACTURING RADIATION DETECTOR, AND METHOD OF MANUFACTURING SUPPORTING SUBSTRATE - Disclosed is a radiation detector characterized by comprising a scintillator layer formed on one side of a supporting substrate and composed of a phosphor converting radiation into visible light, a plurality of transparent electrodes formed in a matrix on the other side of the supporting substrate, a photoelectric conversion layer formed on the transparent electrodes and containing an organic semiconductor material, and an upper electrode formed on the organic semiconductor layer. This radiation detector is further characterized in that collector elements for focusing visible light emitted from the scintillator layer irradiated with radiation on the organic semiconductor layer are embedded in a matrix in the supporting substrate at positions facing the transparent electrodes. | 07-01-2010 |
20100213351 | SOLID STATE IMAGE SENSOR AND IMAGE SENSING APPARATUS INCORPORATED WITH THE SAME - A solid state image sensor and an image sensing apparatus incorporated with the solid state image sensor include: pixel arrays each provided with pixels, and an accumulating section e.g. a capacitor CX which sums up and accumulates signal charges obtained by exposure of an object with respect to a corresponding color at different timings when the signal charges are obtained by the pixels of each of the pixel arrays. A reset noise of a converting floating diffusion is outputted after the converting floating diffusion is reset. Thereafter, a summation of the reset noise, and the signal charges accumulated in the accumulating section is outputted. | 08-26-2010 |
20130062505 | SOLID-STATE IMAGE PICKUP DEVICE, IMAGE PICKUP APPARATUS, AND DRIVING METHOD - A solid-state image pickup device which is configured not to require transfer of signal charges between pixels performs TDI. An output control section | 03-14-2013 |
20140232805 | OPTICAL WRITING DEVICE AND IMAGE FORMING APPARATUS - An optical writing device having; a plurality of light-emitting points; a plurality of drive circuits for supplying drive currents to the plurality of light-emitting points respectively; a photodetector for outputting signals indicating quantities of light entering thereto from the respective light-emitting points; a gain switch circuit for outputting photodetection signals obtained by amplifying the signals output from the photodetector in regard to the respective light-emitting points with gains preset for the respective light-emitting points; and a control circuit for controlling the drive circuits such that the photodetection signals output from the gain switch circuit in regard to the respective light-emitting points coincide with a value substantially equal to a predetermined reference value. The gains for the respective light-emitting points are preset based on the distances between the photodetector and the respective light-emitting points. | 08-21-2014 |
20140267527 | OPTICAL WRITING DEVICE AND IMAGE FORMING APPARATUS - An optical writing device for forming an electrostatic latent image on a photoreceptor by exposing the photoreceptor to light modulated in accordance with image data. The optical writing device has: a substrate; a light-emitting-element array including a plurality of light-emitting elements supported by the substrate to be arranged in a main-scanning direction; and a light-receiving-element array substantially in parallel to the light-emitting-element array, the light-receiving-element array including a plurality of light-receiving elements supported by the substrate to be arranged in the main-scanning direction. For light-quantity measurement of one of the light-emitting elements, at least an output value output from one of the light-receiving elements of which center is located in a different position, with respect to the main-scanning direction, from a center of the one of the light-emitting elements is used. | 09-18-2014 |
20140375743 | LIGHT-EMITTING ELEMENT, IMAGE FORMING APPARATUS, IMAGE DISPLAY APPARATUS AND IMAGE READING APPARATUS - A light-emitting element having a light-emitting section and a light-receiving section provided on a substrate. The light-emitting section includes: an organic compound in which light is emitted; a translucent reflecting portion that transmits the emitted light which has spectral radiance changeable with changes in ambient temperature; and a transparent portion that radiates first part of the light coming through the translucent reflecting portion to outside and total-reflects second part that is light incident to a boundary surface therebetween at angles larger than a critical angle. Wherein, the light-receiving section is capable of receiving the light total-reflected at the boundary surface, the received light having a quantity of light changeable with changes in wavelength of the light passing through the translucent reflecting portion. The light-receiving section further outputs a signal which has an amplitude level in correlation to the quantity of light. | 12-25-2014 |
20150103865 | OPTICAL WRITING DEVICE, IMAGE FORMING APPARATUS, AND TEMPERATURE CALCULATION METHOD - An optical writing device having; a plurality of light-emitting points; a photodiode configured to output a signal which represents a quantity of incident light from a predetermined light-emitting point selected from the plurality of light-emitting points; and a calculation section for calculating a temperature of the photodiode based on a magnitude of a photodiode dark current included in the signal output from the photodiode while the predetermined light-emitting point is OFF. | 04-16-2015 |