Abstract:
There is provided a solid-state image pickup device including: a semiconductor substrate (21); a photodiode (11A, 11B) formed in the semiconductor substrate; a transistor (10) having a gate electrode (14) part or all of which is embedded in the semiconductor substrate, the transistor being configured to read a signal electric charge from the photodiode via the gate electrode; and an electric charge transfer layer (13) provided between the gate electrode and the photodiode.
Abstract:
A planar imaging sensor is provided. The planar imaging sensor comprises a plurality of photo detectors, wherein the plurality of photo detectors are divided into at least a first group and a second group. The number of photo detectors in the second group is larger than the number of photo detectors in the first group. The photo detectors of the first group are configured to have a first detection window, while the photo detectors of the second group are configured to have a second detection window. The second detection window is configured to start later in time than the first detection window.
Abstract:
The invention provides systems and methods for imaging a sample. In various embodiments, the invention provides a system comprising an image sensor, a laser for emitting excitation light for an infrared or near-infrared fluorophore, a visible light source, a notch beam splitter, a notch filter, a synchronization module, an image processing unit, an image displaying unit, and light-conducting channels. In various embodiments, the present invention provides a system comprising an image sensor, a laser for emitting excitation light for an infrared or near-infrared fluorophore, a laser clean-up filter, a notch filter, a white light source, an image processing unit, an image displaying unit, and light-conducting channels. In accordance with the present invention, the image sensor can detect both visible light and infrared light.
Abstract:
A detecting system for detecting an under-test light of an under-test object includes a light spatial distribution unit, a chromatic-dispersion light-splitting unit and a detecting unit. The light spatial distribution unit is disposed on a side of the under-test object to receive the under-test light and form a plurality of point light sources. The chromatic-dispersion light-splitting unit is disposed on a side of the light spatial distribution unit to receive the point light sources and produce a light-splitting signal. The detecting unit is disposed on a side of the chromatic-dispersion light-splitting unit to receive the light-splitting signal and produce an optical field distribution of the under-test light.
Abstract:
The luminance measuring apparatus for measuring the luminance of a road has an image pickup unit for picking up an image of the road, an input unit for inputting information concerning the road as an imaging target, and a luminance measuring unit for defining a luminance measurement target field A on the basis of the information input from the input unit and measuring the luminance within the luminance measurement target field A on the basis of an image picked up by the image pickup unit. The luminance measuring unit divides the luminance measurement target field A of the pickup image into a grid having a predetermined number of lattice intersection points MP in an equivalent of plan view, and allocates measurement points of luminance to the respective lattice intersection points MP.
Abstract:
A detector structure having a sensor for detecting energy impinging on the structure in the infrared and/or optical frequency band; an electronics section disposed behind the sensor for processing electrical signal produced by the sensor in response to the sensor detecting the infrared and/or optical energy; and an electrically conductive layer for inhibiting electromagnetic energy outside of the visible and infrared portions of the spectrum, such electrically conductive layer being disposed between impinging energy and the electronics section, such layer having a transmissivity greater than 90 percent in the visible and infrared portions of the spectrum and being reflective and/or dissipative to portions of the impinging energy outside of the visible and infrared portions of the spectrum. In one embodiment an electrically conductive layer having a substantially constant absorptivity to electromagnetic energy within the visible and infrared portions of the spectrum. In one embodiment, the layer is graphene.
Abstract:
A rendering apparatus includes: a radiant-energy calculating device for determining a spectral radiance for each infinitesimal area of an object by using a spectral radiance of a light source irradiating the object, a spectral reflectance in the infinitesimal area of the object, and a spectral reflectance factor in a wide area of the object; a color-specification-value calculating device for calculating color specification values of a colorimetric system on the basis of the spectral radiance obtained for each infinitesimal area; a transforming device for transforming the color specification values into image data for displaying an image of the object; and a display device for displaying the image of the object on the basis of the image data.
Abstract:
A computer based system for testing an optical monitoring system includes a program having program instruction and optical monitoring system parameters, for implementing a plurality of tests of an optical monitoring system. A computer includes at least one processor for executing the program instructions, storage components for storing program instructions and test data, including the optical system parameters, a user input for inputting commands, and a display for displaying a menu of available test commands, test results and other data. An interface is provided for interfacing the optical monitoring system to tile computer for exchange of control and data signals. A fixture is provided for mounting the optical monitoring system during testing.
Abstract:
A wide dynamic range sensor employing simple sensing circuitry formed on a single chip provides accurate measurements of an incoming signal capable of varying of a wide dynamic range. Responsive to an incoming signal, the sensor generates output pulses having a frequency which is representative of a property of the incoming signal. By measuring the output pulse frequency, an accurate indication of a property of the incoming signal capable of varying over a range of 10.sup.5 or more is possible over the entire signal range. A plurality of sensors can be colocated on a single chip for providing a wide dynamic range sensor array.
Abstract:
An image sensor comprising at least one first light emitting element for irradiating an original with light, at least one photoconductive element for sensing the light via the original and at least one second light emitting element for irradiating the photoconductive element with light. The second light emitting element emits light of photoenergy smaller than the optical band gap of the photoconductive element.