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Matches 251 - 300 out of 1,024

Document Document Title
WO/2002/041349A1
UV beams shone from a surface layer (5) side pass through the surface layer (5) and reach a light absorption layer (4). Beams reached the light absorption layer (4) are absorbed in the layer (4) to generate photoelectrons in the layer (4...  
WO2002001595A3  
WO/2002/027283A1
A liquid scintillation counter (10), which is an optical measurement apparatus, is provided with an HPD (24), a charge amplifier (26), a voltage amplifier (28), a comparator (30), a counter (32), a multi-channel analyzer (34), a CPU (36)...  
WO/2002/023690A1
A large current watchdog circuit for a photodetector (12), the circuit including a current sensing device (52) responsive to current flowing through the photodetector (12), and a variable impedance transistor (50) responsive to the curre...  
WO/2002/011168A1
A photocathode in which the photocathode plate can be securely fixed without using any adhesive. Even under the severe condition that a high vibration resistance is required or thermal stress occurs because of great temperature variation...  
WO/2002/001595A2
A hybrid photon detector with a photocathode in reflective mode where the same vacuum tube components acts both as a perfect incoming light concentrator and as a perfect focusing electron lens and the photoelectrons are electrostatically...  
WO/2001/086691A1
A metal bypass (2), a glass light receiving plate (3) and stem plate (4) form a sealed container (5) for a photomultiplier tube. A piercing portion (20) provided at a one-end opening (A) of the bypass (2) is piercingly buried in the glas...  
WO/2001/082382A1
Ultra-low leakage current backside-illuminated semiconductor photodiode arrays are fabricated using a method of formation of a transparent, conducting bias electrode layer that avoids high-temperature processing of the substrate after th...  
WO/2001/079981A1
The position of a light blocking object in a display screen and in even a region outside the display screen can be measured. By using the position sensing function of sensing a position outside the display screen, a virtual button is pro...  
WO2000038217A9
A hybrid detector (100) or imager includes two substrates (102, 106) fabricated under incompatible processes. An array of detectors (104), such as charged-coupled devices, are formed on the first substrate using a CCD fabrication process...  
WO/2001/072470A1
A detection apparatus for detecting the process end point in the removal process of a layer on a wafer in an IC or other semiconductor device manufacturing process. This point can be detected in-situ and at high precision even when there...  
WO/2001/063025A1
A polycrystalline diamond thin film which has an average particle size of at least 1.5 $g(m)m and a peak intensity in the vicinity of wavelength of 1580 cm?-1¿ in a Raman spectrum obtained by a Raman spectroscopy having a ratio of up to...  
WO/2001/056059A1
Apparatus (10, 50, 80) for controlling a gated power supply of an image intensifier having a micro-channel plate (14, 54, 86) includes a current-to-voltage converter (19, 59, 89) coupled to the micro-channel plate (14) operable to conver...  
WO/2001/054157A1
A cathode (5) for emitting photoelectrons or secondary electrons comprises a nickel electrode substrate (5c) with an aluminum layer (5b) deposited on it; an intermediate layer (5a) consisting of carbon nanotubes formed on the aluminum la...  
WO/2001/052297A1
A photoemissive surface (10) includes a p-type silicon substrate (11), a porous silicon area (12) formed on the p-type silicon substrate (11), an Au electrode (13) formed on the porous silicon area (12), and an ohmic electrode (14) forme...  
WO/2001/026162A1
A photo-interrupter having a low-cost construction and capable of mounting a light-emitting element device and a light-receiving element device to a concave case. The photo-interrupter (1) houses a light-emitting element device (6) and a...  
WO/2001/006571A1
A low light level system is described wherein electrons, created by images directed to a photocathode (31), directly bombard active pixel sensors. Both the active pixel sensors and the output end of the photocathode are positioned in a v...  
WO2000038217A3
A hybrid detector (100) or imager includes two substrates (102, 106) fabricated under incompatible processes. An array of detectors (104), such as charged-coupled devices, are formed on the first substrate using a CCD fabrication process...  
WO/2000/066938A1
A Diffuse Reflective Light Curtain System comprises at least one light curtain defining a border of a work zone for a robotic machine. Each light curtain comprises a primary board having multiple wells formed therein. Light emitting diod...  
WO2000020851A9
A charged particle beam detection system (10) that includes a Faraday cup detector array (FCDA) for position-sensitive charged particle beam detection is described. The FCDA is combined with an electronic multiplexing unit (MUX) (2) that...  
WO/2000/038217A2
A hybrid detector (100) or imager includes two substrates (102, 106) fabricated under incompatible processes. An array of detectors (104), such as charged-coupled devices, are formed on the first substrate using a CCD fabrication process...  
WO/2000/020851A1
A charged particle beam detection system (10) that includes a Faraday cup detector array (FCDA) for position-sensitive charged particle beam detection is described. The FCDA is combined with an electronic multiplexing unit (MUX) (2) that...  
WO/1999/067692A1
The invention relates to a method for controlling by eletrical means the interelectrode distance of such a micromechanical electrode structure (7, 8) in which at least one electrode (7) is attached elastically suspended on the surroundin...  
WO/1999/059186A1
A small-sized electronic tube in which a photoelectric surface is efficiently cooled while preventing the formation of dew. A housing (20) has an airtight structure that encloses a case (21) and a socket (23). A photomultiplier tube (10)...  
WO/1999/030348A1
An electron source includes a negative electron affinity photocathode (10) on a light-transmissive substrate (12) and a light beam generator (50) for directing a light beam (22) through the substrate (12) at the photocathode (10) for exc...  
WO/1999/016098A1
A phototube (10) comprises a photocathode (30) having photoelectric surface. In a sealed enclosure (20) whose inside is vacuum, the photoelectric cathode (30) and an anode (40) are opposed to each other. Voltages are applied to them thro...  
WO/1999/005696A1
A multi-function day/night observation, ranging, and sighting device (10) includes a single objective lens (28) and a single eyepiece lens (30) and provides an image of a scene. The single objective lens (28) leads to a visible-light fir...  
WO/1998/057352A1
A light-sensitive voltage divider (10 or 240) includes a light-sensitive device (12A). Preferably, two series connected light-sensitive devices (12A and 12B) and two resistors (14A and 14B) are used to provide a light-sensitive voltage d...  
WO/1998/052233A1
A close spaced planer vacuum diode is constructed with a photoemissive first electrode (22, 23, 24) and a low work function second electrode (21). As a result of photon flux on said photoemissive first electrode (22, 23, 24), electrons a...  
WO/1998/050934A1
This invention discloses a thin-film-coated photocathode, including a photocathode formed of first material consisting of potassium cesium antimonide and a thin-film coating of a second material consisting of cesium bromide (CsBr).  
WO/1998/043275A1
The invention concerns a vacuum diode with high saturation current density and quick response time for detecting electromagnetic radiation, comprising a cylindrical grid (6) and a photocathode (4) extending along the cylinder axis (X). T...  
WO/1998/018205A1
A proximity detector and ambient light monitor (PALM) is provided, comprising a light source for generating an optical composite signal, a light detector for providing a detected signal, a circuit for separating the ac component from the...  
WO/1997/019471A1
A transferred-electron photocathode or other opto-electronic device (24) having one light receiving side and one electronic side, in which multiple photocathodes are processed concurrently on a wafer for front and back side contacts and ...  
WO/1996/017372A1
A hybrid photomultiplier tube includes a photocathode (130), focusing rings (134, 136), a photodiode (132), and a collection anode (120) disposed in a detector body (110). A vacuum envelope (116) encloses a vacuum region between the phot...  
WO/1995/009433A1
An image intensifier tube (40) that utilizes a photoresponsive layer for producing electrons in response to received radiation, a solid state electron amplifier for multiplying the electrons produced by the photoresponsive layer, a cold ...  
WO/1993/010553A1
A technique that corrects photodetector non-linearity without increasing the noise level in the detector signal. The detector (10) is coupled to a preamplifier (100) characterized by the absence of positive feedback, and the preamplifier...  
WO/1991/013459A1
A method for temperature compensation of a bipolar transistor (601) through optically-induced carrier density enhancement. In response to the output of a temperature sensor (605), the optical output power of a photon source (602) directe...  
WO/1990/011613A1
A multi-layer Z-technology module (20) having a two dimensional photodetector (24) mosaic is disclosed, in which the function of A/D signal conversion is accomplished in each on-chip channel. In order to satisfy the power and real estate...  
WO/1987/003138A1
A photodetector sensing system which combines staring and scanning features. By providing both temporal and spatial filtering, many system benefits are obtained. Each pixel in the viewed scene has a ''dedicated'' filter, which receives s...  
WO/1986/001032A1
An electron gun (10) that suppresses the non-linear space charge forces and phase-dependant focusing forces that are chiefly responsible for the high emittance of conventional electron guns. The gun comprises a resonant microwave cavity ...  
WO/1985/002713A1
A pre-amplifier located "at the focal plane" of a detector array which uses MOSFET transistors operated in the "weak-inversion" region to provide operational amplifier performance. The dimensions of certain of the transistors are designe...  
WO/1982/003493A1
A photodetector (10) including a photosensitive material (14) which changes its electrical properties in response to radiation striking the material, and particularly radiation of a wavelength at or near that of light, positioned within ...  
JP2019533275A
It is a photo-multiplier based on an automatic extension convergence type electrode (102) and an automatic extension focusing electrode, and in the closure process of a photo-multiplier, an automatic extension focusing electrode contacts...  
JP6595074B2  
JP2019526159A
The present invention is a photocathode assembly for vacuum photovoltaics containing the photocathode which operates with an ultraviolet radiation spectrum and it bases on a gallium nitride compound, It is related with the photocathode a...  
JP2019132842A
To provide a high-gain light detector capable of withstanding strong light for a long time.Provided are a method and a light detector that includes: (i) a photon to electron converter for converting a photon to one or more photoelectrons...  
JP2019517727A
The present invention provides the device for amplifying the electronic signal which arises in the collision of particles with an electronic discharge side. The 1st electronic discharge side which this device was constituted so that inpu...  
JP2019510357A
It is a multi-channel photo-multiplier (PMT) type detector assembly, and has photocathode. The detector assembly has the 1st dynode channel which has a dynode course of the 1st set. It has two or more dynode stages constituted so that th...  
JP2019050213A
To provide a photocathode for generating electric signals in response to photons directed on to a receiving surface.One embodiment of the present invention includes: a photocathode 100; a detection device 210 inside the assembly and posi...  
JP2019032942A
To provide a transmission type photoelectric cathode capable of suppressing occurrence of a defect in a light transmissive conductive layer even in a case where a single layer of graphene is used as the light transmissive conductive laye...  

Matches 251 - 300 out of 1,024