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8138478 |
Passive infra-red detectors
A passive infra-red detector including at least three sub-detectors, each sub-detector being operative to receive infra-red radiation from a corresponding one of at least three sub fields-of-view,...
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8138479 |
Integrated light emitting and light detecting device
Methods and systems for providing a light device that can emit light and sense light are disclosed. In one embodiment, a lighting device includes a light guide having a planar first surface, the...
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8081302 |
Multimode optical sensor
A Multimode Optical Sensor (MMOS) is a laser radar (ladar) that employs both coherent, or heterodyne, and noncoherent detection at long range, i.e. ranges for which the target is no more than a...
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8063375 |
Sensible motion detector
According to some embodiments, an apparatus having a first sensor having a first adjustable lens and a second sensor having a second adjustable lens is disclosed. A controller is coupled to the...
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8063366 |
Scanning method and apparatus
In a terahertz imaging system, a scanning component for scanning a field of view is tracked by an optical beam to obtain positional information. The optical tracking beam can be steered by the...
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8053734 |
Nano-antenna for wideband coherent conformal IR detector arrays
A conformal coherent wideband antenna coupled IR detector array included a plurality of unit cells each having a dimension that includes an antenna for focusing radiation onto an absorber element...
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8044355 |
System and method for viewing an area using an optical system positioned inside of a dewar
According to one embodiment of the present invention, a system for viewing an area includes a dewar and an optical system positioned within the dewar. The dewar permits operation of the flux...
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8017913 |
Passive infrared detectors
An infrared motion detector including at least one infra-red radiation sensor, at least one radiation reflecting surface, operative to direct radiation impinging thereon towards the at least one...
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8013305 |
Infrared wavelength imaging applications based on quantum well devices
An apparatus for detecting images in a first selected bandwidth includes a probe light source to generate a probe beam in a second selected bandwidth, an optical path including input imaging optics...
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8009044 |
Motion detector having asymmetric zones for determining direction of movement and method therefore
A detector, system including a detector and method for sensing motion within a detection region. The detector has a detection element and a focusing element aiming received energy corresponding to...
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8010291 |
Processing measurement data that involves computing a derivative of the measurement data that represents a subterranean structure
To process measurement data representing a subterranean structure, a derivative of the measurement data collected by at least one survey receiver is computed, with respect to frequency. A response...
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7985953 |
System and method of detecting human presence
A detector of human emitted Blackbody radiation includes a plurality of series connected thermocouples. A lens can be associated with each of the thermocouples. Incoming radiation produces a...
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7943904 |
Bispectral detection device and bispectral detector comprising said device
The present invention relates to a bispectral detection device, particularly of an infrared radiation and a visible radiation, including a monolithic substrate; an array of bolometric micro-bridges...
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7902508 |
Selectable field motion detector
A detection field selectable motion sensor that includes a modulator having a output with a shaped response to received radiation emissions forming a detection field and a sensor configured to...
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7875852 |
Passive infrared detectors
A passive infrared detector assembly including a detector housing comprising a window transparent to far infrared radiation, at least one sensor sensitive to the far infrared radiation and disposed...
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7847256 |
Secure enclosure
A system is provided for detecting when an enclosure having a body and a removable cover is opened. The system comprises a light source for generating a light beam, a light detector for detecting...
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7807972 |
Radiation sensor with cap and optical elements
The invention provides a sensor including a first sensor element formed in a first substrate and at least one optical element formed in a second substrate, the first and second substrates being...
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7777188 |
Sensor system and support structure
The disclosed system and apparatus for a sensor support structure generally includes a substantially reflective support strut having discontinuous protrusions on the support surface presented to...
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7745793 |
Infrared signal receiver, liquid crystal display and optical element
There is provided an infrared signal receiver which includes a photo-detector unit receiving light in a predetermined infrared wavelength region, sent from a remote operating unit; and an optical...
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7718970 |
Infrared detection unit using a semiconductor optical lens
An infrared detection unit includes a base carrying an infrared sensor element, and a cap configured to be fitted on the base to surround the infrared sensor element. The cap has a top wall with a...
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7687778 |
Infrared receiver and electronic device
An infrared receiver includes a shielding member and an infrared detecting member. The shielding member has negative refractive power for diverging incident infrared rays. The infrared detecting...
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7687777 |
Aperture assembly for use with a photosensor system and a securing mechanism for the aperture assembly
A cost-effective photosensor system for rotor position detection includes securing an aperture assembly to an off-the-shelf infrared radiation-emitting component and/or an off-the-shelf infrared...
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7655909 |
Infrared detector elements and methods of forming same
Infrared detector elements and methods for forming infrared detector elements in which the top metal layer of CMOS circuitry of the detector element is employed as a lead metal reflector for the...
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7635846 |
Motion detector device with rotatable focusing views and a method of selecting a specific focusing view
A motion detector device includes a lamp assembly, a junction box assembly with a cylindrically shaped holding arm, a rotation assembly incorporating a sensor seat, a pyro-sensor and circuitry, and...
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7633067 |
Security sensor device having frost protective step
In a security sensor device an element unit (21) including a sensor elements (15, 23) for transmitting or receiving a detection wave (IR) is supported on a sensor body (41) in such a manner as to...
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7626170 |
Pyroelectric detection systems and methods of making the same
Infrared radiation detection systems and methods of making the same are provided. In one embodiment, the radiation detection system comprises: a housing having an open end exposed to a radiation...
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7615751 |
Adjustable motion detection sensor with cam
This invention relates generally to the field of motion detection sensors, and in particular to a system and method for adjusting the position of a printed circuit board relative to a focusing...
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7605370 |
Microspectrometer gas analyzer
A robust, compact spectrometer apparatus for determining respective concentrations or partial pressures of multiple gases in a gas sample with single as well as multiple and even overlapping,...
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7597489 |
Apparatus and method for providing pointing capability for a fixed camera
Reflective movable mirrors are used to reflect an image from a desired direction into the lens of a camera. This apparatus is preferably used with infrared (IR) cameras. To capture images from...
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7592592 |
Night vision arrangement
A night vision arrangement for a vehicle incorporating a camera. The camera comprises a window which is substantially transparent to infra-red light, a lens separate from the window, and an...
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7576791 |
Method and apparatus for signature reduction using wavefront coding
The invention applies wavefront coding to the front of an electro-optic/infrared device to minimize the amount of light which is retroreflected by systems, such as Fowarding Looking Infrared...
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7569824 |
Laser beam steering system and method for use in a directional infrared countermeasures system
A laser beam steering module includes an optics assembly that directs a first portion of a laser beam through an output aperture and a second portion of through a sensing path. The optics assembly...
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7564036 |
Communication device for an image pickup apparatus positioned in front of an image sensor
A communication device for an image pickup apparatus having its imaging lens focussing light input from a field on an image sensor uses infrared rays. An infrared ray receiving member is positioned...
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7557341 |
Optical system and projector utilizing the same
The optical system comprises a light source, a first optical element, a projecting lens, and an electromagnetic-wave sensor. Light from the light source passes the first optical element and the...
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7544945 |
Vertical cavity surface emitting laser (VCSEL) array laser scanner
Vehicle-based lidar systems and methods are disclosed using multiple lasers to provide more compact and cost-effective lidar functionality. Each laser in an array of lasers can be sequentially...
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7531805 |
Sub-wavelength low-noise infrared detectors
In one of various embodiments, a detector assembly is provided which includes a metallic layer having a repeating pattern of structures over a dielectric substrate. The metallic layer in...
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7495219 |
Radiation detection apparatus
A radiation detection apparatus comprises a radiation detector and a lens arrangement. The lens arrangement comprises a polarising element and an optical corrector. The optical corrector is...
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7488941 |
Decorative lighting fixture with hidden motion detector
A motion-activated decorative lighting fixture with a PIR motion detector hidden behind a decorative slotted wall of the fixture body. The motion-activated decorative lighting fixture includes a...
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7485864 |
Radiometer, sighting device for a radiometer and method therefor
The present invention relates to a radiometer comprising an IR detector, a lens and a light source. The lens is arranged with respect to the IR detector such that it focuses IR radiation from a...
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7472433 |
Method and apparatus for determining when hands are under a faucet for lavatory applications
A method of controlling a flow of liquid includes calibrating a PSD infrared sensor associated with the spout. The calibrating includes turning on the spout to thereby dispense a stream of liquid...
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7453064 |
Dual-band reflective infrared thermal imaging system
A dual-band reflective infrared thermal imaging system is described. The dual-band reflective infrared thermal imaging system includes a reflective infrared thermal imager and a refractive visible...
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7439513 |
Fast microbolometer pixels with integrated micro-optical focusing elements
Fast microbolometer pixels integrating micro-optical focusing elements are provided. Each microbolometer pixel includes a focusing element located between the pixel body and a substrate, this...
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7420173 |
Reflective collimation optic
An optical system includes a light source 102 disposed for generating light preferably in a line. An optical element 104 includes a stepped reflecting surface 106 that includes reflecting surfaces...
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7368725 |
Optical radiation sensor system having a radiation window with a non-circular opening
There is described an optical radiation sensor device for detecting radiation in a radiation field. The device comprises a sensor element capable of detecting and responding to incident radiation...
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7365326 |
Camera having distortion correction
A lightweight camera is provided that includes a lightweight lens system that has a reduced number of lenses. Reducing the number of lenses produces a lighter camera, but produces a distorted local...
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7355178 |
Infrared thermometer with through-the-lens visible targeting system
A conventional infrared thermometer is equipped with a visible light source having exactly the same size and shape as the infrared detector to illuminate the target so as to visibly identify the...
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7351977 |
Methods and systems for distinguishing multiple wavelengths of radiation and increasing detected signals in a detection system using micro-optic structures
Methods and systems for detection of. One method includes receiving light of a predetermined wavelength range from a source, and splitting the received light into multiple components having...
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7329871 |
Plasmonic enhanced infrared detector element
Electromagnetic radiation detector elements and methods for detecting electromagnetic radiation, in particular, infrared radiation, are provided. The electromagnetic radiation detector element can...
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7326932 |
Sensor and cap arrangement
The invention provides a sensor element formed in a first substrate and at least one optical element formed in a second substrate, the first and second substrates being configured relative to one...
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7297953 |
Infrared detecting apparatus
An infrared detecting apparatus includes at least one infrared-sensitive element. Focusing means focuses infrared energy from a first zone onto the at least one infrared-sensitive element. An...
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