Class / Patent application number | Description | Number of patent applications / Date published |
250347000 | With movable beam deflector or focussing means | 21 |
20080210873 | ANALYSIS APPARATUS AND ANALYSIS METHOD - An analysis apparatus and analysis method are provided for obtaining information on a sample from change in propagation state of a magnetic wave caused thereby, with less influence of frequency characteristics on the detection unit side. The analysis apparatus comprises a generating unit for generating a terahertz wave, a signal-making unit for making a code pattern, a delaying unit for delaying the code pattern produced by the signal-making unit, a band-diffusing unit for diffusing a band of the terahertz wave by modifying the phase of the terahertz wave generated by the generating unit in accordance with the code pattern produced by the signal-making unit, a detecting unit for detecting the terahertz wave, and a band-restoring unit for restoring the band by modulating the phase of the terahertz wave in accordance with the code pattern being output from the delaying unit before detection by the detecting unit. | 09-04-2008 |
20090001271 | Micromechanical device for infrared sensing - A micromechanical device including an improved sensing element and improved bending elements is described. Sensing elements include multi-layered structures which are thinner, lighter, and flatter than structures presently known within the related arts. Bending elements include structures which separately respond to illumination by an infrared source so as to twist a sensing element. Micromechanical pixels may be arranged to form two-dimensional arrays of infrared sensitive pixels. Arrays of micromechanical pixels are applicable to imaging devices for use within the fields of security and surveillance, firefighting, automotive safety, and industrial monitoring. | 01-01-2009 |
20100155605 | TERAHERTZ WAVE TX/RX MODULE PACKAGE AND METHOD OF MANUFACTURING THE SAME - Provided are a terahertz wave transmission and reception (Tx/Rx) module package and method of manufacturing the same. The complete and separate terahertz wave Tx/Rx module package is implemented by simply aligning a silicon ball lens, a photoconductive antenna and a focusing lens, and thus facilitates generation or measurement of a terahertz wave. The terahertz wave Tx/Rx module package and method can remarkably reduce time and cost required to build a terahertz wave generation and measurement system, and simplify and miniaturize the terahertz wave generation and measurement system. In addition, characteristics of a terahertz wave generated by the photoconductive antenna can be simply measured. Furthermore, the terahertz wave Tx/Rx module package can be stored and transported with a photoconductive antenna, a silicon ball lens and a focusing lens kept aligned as they are, and also it is possible to minimize pollution of terahertz wave devices caused by surroundings. | 06-24-2010 |
20130068950 | 3D EYEGLASS - Provided is a 3D eyeglass of a shutter type. In the 3D eyeglass, a case in which infrared ray shielding surface is formed is provided on a front surface of a 3D eyeglass sensor, and a telephoto lens for telescoping and collecting light is provided on an inner-front surface of the case wherein a diameter of the telephoto lens is 1.5 times great as or greater than a diameter of the sensor to increase a collecting capability of infrared ray to 1.5 times as a prior art, and a focal point distance of the telephoto lens is 2-40 mm and is movable for the sensor to be focused on a screen at remote distance. Accordingly, infrared ray interference from an external light can be avoided and 3D signal on a specific picture can be amplified and sensed, and thereby viewing a clear 3D images. | 03-21-2013 |
20130119257 | SIGHTING DEVICE AND SECURITY SENSOR SYSTEM UTILIZING SUCH SIGHTING DEVICE - To provide a sighting device for use in a security sensor system, in which device enables an operator, assigned to conduct a sighting work, to look into the sighting device from a proper direction. The sighting device includes an eyepiece lens provided with a microlens, an objective lens provided with a first marker encompassed within the field of view of the eyepiece lens, and a reflecting mirror disposed on an optical path between the eyepiece lens and the objective lens. The first marker is comprised of a circular contour line or a polygonal contour line and is so set that when a viewing axis offsets from a tolerance, the first marker is viewed with a part thereof dropped out having been offset from the field of view of the microlens. | 05-16-2013 |
20130334424 | NIGHT VISION SYSTEM FOR A MOTOR VEHICLE - A night vision system for a motor vehicle is provided. The night vision system includes an infrared-light-emitting LED assembly. The infrared-light-emitting LED assembly is adapted to emit a bundled infrared beam and has a deflecting means for periodically moving the infrared beam through a predefined solid angle range. The night vision system further includes a sensor responsive in a wavelength range of the infrared beam. | 12-19-2013 |
20140027644 | Terahertz-infrared ellipsometer system, and method of use - The present invention relates to ellipsometer and polarimeter systems, and more particularly is an ellipsometer or polarimeter or the like system which operates in a frequency range between 300 GHz or lower and extending to higher than at least 1 Tera-hertz (THz), and preferably through the Infra-red (IR) range up to, and higher than 100 THz, including:
| 01-30-2014 |
20140042325 | OBSTACLE DETECTING DEVICE - An obstacle detecting device includes: a light source having both LED units each for emitting visible light and an infrared light unit for emitting infrared light; and a rotating reflector configured to be rotated in one direction around a rotational shaft while reflecting the visible light and the infrared light emitted from the light source. The rotating reflector is configured, by its rotating movement: to emit the visible light from each of the LED units as an irradiation beam such that a first light distribution pattern is formed by scanning with the irradiation beam; and to emit the infrared light from the infrared light unit as an irradiation beam such that a second light distribution pattern is formed by scanning with the irradiation beam. | 02-13-2014 |
20140158888 | OPTICAL PROBE AND OPTICAL MEASURING METHOD - An optical measurement method that can suppress variation in detection sensitivity even if an optical probe is bent, and an optical probe suitably used for the method are provided. An optical probe | 06-12-2014 |
20140183365 | MEASUREMENT OF INDUSTRIAL PRODUCTS MANUFACTURED BY EXTRUSION TECHNIQUES - The invention relates to an apparatus for monitoring extruded products moving in an inline extrusion process so as to affect quality control of the process by continuously measuring dimensional parameters and determining the existence of contaminants in the extrusion. The apparatus makes use of Terahertz radiation, which is adapted to provide a curtain of parallel rays of the radiation, which is scanned across the product as the product passes there-through in a linear manner. The composition of the omitted radiation received after the scanning process is subject to an imaging analysis to determine the dimensional parameters and contaminant free integrity of the extrusion process. | 07-03-2014 |
20140361177 | APPARATUS CONFIGURED TO GENERATE TERAHERTZ WAVE AND APPARATUS CONFIGURED TO DETECT TERAHERTZ WAVE - An apparatus including: an element configured to generate or detect a terahertz wave; a semi-spherical lens configured to guide the terahertz wave outgoing from the element or entering the element; and a holder configured to hold the semi-spherical lens and the element in a state in which a flat surface of the semi-spherical lens and the element are in contact with each other or in a state in which the flat surface of the semi-spherical lens and the element clamp a substance which allows the terahertz wave to pass therethrough and the flat surface of the semi-spherical lens and the element are in contact with the substance, wherein the holder includes: a resiliently deformable portion; and a position adjusting unit configured to adjust a relative position between the semi-spherical lens and the element in a direction parallel to the flat surface of the semi-spherical lens by resiliently deforming the resiliently deformable portion. | 12-11-2014 |
20150021483 | Vibrating Mirror Element, Distance Measuring Apparatus, and Projector - A vibrating mirror element includes a drive control portion configured to control the driving of a correction drive portion to keep the turning angle velocity of a mirror portion substantially constant by oscillating the mirror portion about an axis at a non-resonance frequency in a direction opposite to a direction in which a resonant drive portion oscillates the mirror portion. | 01-22-2015 |
20150041658 | HIGH RESOLUTION OBJECT INSPECTION APPARATUS USING TERAHERTZ WAVE - An object inspection apparatus includes a terahertz wave supplying unit for generating a terahertz wave and moving a path of the terahertz wave according to time so that the terahertz wave is supplied to an object to be inspected, a focusing lens located between the terahertz wave supplying unit and the object to be inspected to focus the terahertz wave supplied by the terahertz wave supplying unit, a rotating plate having a plate shape and including a plurality of the focusing lenses with different distances from the center thereof, the rotating plate rotating in the circumferential direction so that one of the focusing lenses is located at a path of the terahertz wave according to the path movement of the terahertz wave, and a terahertz wave detecting unit for collecting and detecting a terahertz wave incident to the object to be inspected. | 02-12-2015 |
20150053862 | Motorized Variable Path Length Cell for Spectroscopy - The present invention is thus directed to an automated system of varying the optical path length in a sample that a light from a spectrophotometer must travel through. Such arrangements allow a user to easily vary the optical path length while also providing the user with an easy way to clean and prepare a transmission cell for optical interrogation. Such path length control can be automatically controlled by a programmable control system to quickly collect and stores data from different path lengths as needed for different spectrographic analysis. Moreover, the system utilizes configured wedge shaped windows to best minimize the reflections of light which cause periodic variation in transmission at different wave lengths (commonly described as “channel spectra”). Such a system, as presented herein, is able to return best-match spectra with far fewer computational steps and greater speed than if all possible combinations of reference spectra are considered. | 02-26-2015 |
20150102226 | Passive infrared sensor system for position detection - According to the invention, a PIR sensor system ( | 04-16-2015 |
250348000 | Controlled by signalling means | 6 |
20090134332 | Infrared Encoded Objects and Controls for Display Systems - A system for displaying images comprises a plurality of light sources, comprising at least one non-visible light source. The system further comprises a spatial light modulator operable to modulate non-visible light from the non-visible light source to encode one or more objects and for presentation on a display. Finally, the system comprises a detector operable to detect at least a portion of the non-visible light presented on the display. | 05-28-2009 |
20090242772 | Motor Driven Variable Optical Attenuator with IR Sensor Closed-loop Control - Attenuators used to regulate optical signals are disclosed. According to one aspect of the present invention, an assembly including an IR source and an IR sensor is provided to sense blockage of optical signals transmitted between two collimators via a fixed common light blocker that is driven by a stepper motor. The movement of the light blocker is sensed by a sensing assembly including an IR source and IR sensor. By detecting the photocurrent from the IR sensor and a feedback circuit, the attenuation of the optical signals can be well controlled. | 10-01-2009 |
20120241625 | HUMAN BODY SENSING DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME - A human body sensing device comprises: an infrared sensor which detects a human body; a rotatable group of lenses having a plurality of lenses arranged around the sensor, the lenses being configured to: generate unit sensing zones defined by a sensing distance extending radially outwardly from the group and a small width extending in a rotation direction of the group; and form a plurality of alternating layers of a regional sensing zone including one or more than one of the unit sensing zones and a non-sensing zone not including any of the unit sensing zones, in a rotation direction of the group; a rotary drive which rotates the group; a rotation position sensor which detects a rotation position of the group; and a recognizer which recognizes the location and/or movement of a human body based on the output level indicated by the infrared sensor and the rotation position. | 09-27-2012 |
20130248718 | RESONATOR CONTROL APPARATUS - According to one embodiment, a resonator control apparatus includes: a first light source that outputs resonance light λ | 09-26-2013 |
20150041659 | System and Method for Return Beam Metrology with Optical Switch - Extreme ultraviolet light (EUV) is produced in a laser-produced plasma (LPP) EUV light source when laser light strikes a target. Measuring reflected light from the target by a Return Beam Diagnostics (RBD) module provides data on EUV production, including but not limited to target position, target focus, target shape, and target profile. In a RBD module, a controller sequences an optical switch to direct the reflected light between a blocking element and a sensing device, providing greater flexibility in measuring the reflected light during different aspects of the EUV generation process, such as different power levels and duty cycles of the laser light striking the target. | 02-12-2015 |
20160131867 | AUTOMATIC FOCUSING OPTICAL ASSEMBLY, SYSTEM AND METHOD - An automatic focusing optical system and assembly including an objective lens subassembly, a sensor electronically connected to a processor, and a dichroic filter for passing light of a first wavelength to the sensor and reflecting light of a second wavelength. A method of auto-focusing including receiving an image of an object comprising a first wavelength and a second wavelength, wherein the first wavelength is passed through a dichroic filter to a sensor and the second wavelength reflected, analyzing the distance of the object based on the first wavelength, generating at least one signal to an objective lens subassembly comprising a drive mechanism arranged to displace an optical lens, and displacing an optical lens along an optical axis to focus the image. | 05-12-2016 |