FREE patent keyword monitoring and additional FREE benefits. http://images1.freshpatents.com/images/triangleright (1K) REGISTER now for FREE triangleleft (1K)
FreshPatents.com Logo    FreshPatents.com icons
Monitor Keywords Patent Organizer File a Provisional Patent Browse Inventors Browse Industry Browse Agents

Photocell Controlled Circuit

Photocell Controlled Circuit patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

Related Categories:

Radiant Energy


Photocells; Circuits And Apparatus > Photocell Controlled Circuit



Photoelectric conversion device
12/18/14 - 20140367550 - A photoelectric conversion device includes a first output line, a second output line; and a photoelectric conversion cell. The photoelectric conversion cell further includes, a photoelectric conversion element configured to generate an output current corresponding to an intensity of incident light, a first switch element configured to transmit the first...

Object detection system
12/11/14 - 20140361146 - An object detection system 1 includes a sensor section 10 configured to detect an object within a detection area A; and an adjuster (remote controller) 20 configured to interactively communicate with the sensor section 10. The sensor section 10 includes a driving machine 6 configured to adjust the detection area...

Systems and methods for monitoring physiological parameters
12/11/14 - 20140361147 - Described herein are systems and methods for mounting optical sensors in physiological monitoring devices worn by a user to sense, measure, and/or display physiological information. Optical sensors may be mounted in the rear face of the device, emit light proximate a targeted area of a user's body, and detect light...

Compact detection array having improved polarization conditions
11/13/14 - 20140332663 - An array of photodetector is organized along a first organizational axis on a semiconductor substrate of a first conductivity type. Each photodetector is at least partially formed in the substrate which forms a first electrode of the photodetector. A peripheral polarization ring is formed around the array of photodetectors. The...

Photosensor
10/30/14 - 20140319319 - A photosensor is provided with a sensor circuit assembly. The sensor circuit assembly includes a light emitter, a light receiver, a light-emitter support, a light-receiver support, and a connecting part. The light emitter and the light receiver face each other. The light-emitter support extends from and supports the light emitter....

Mos-transistor structure as light sensor
10/23/14 - 20140312205 - Described is an arrangement for registering light, comprising: a MOS-transistor structure (101, 201, 401, 501, 601, 701) having a first source/drain region (103), a second source/drain region (105), and a bulk region (107) at least partially between the first source/drain region and the second source/drain region, wherein the bulk region...

Dual compressive connector
10/16/14 - 20140306093 - An electrical connector for electrically connecting multiple photovoltaic bus bars. A casing includes first and second opposing walls. An elastic strip is bent into a bent elastic strip with a first leg and a second leg. The bent elastic strip is disposed between the first and second walls of the...

Photoreception device, and method for producing photoreception device
10/16/14 - 20140306094 - A photoreception device includes: a substrate; a photoreceptor element including a photoreceptor portion upon an upper surface thereof and a lower surface thereof is mounted upon the substrate; and an insulating resin mass that contains a flat upper surface and an opening that exposes the photoreceptor portion of the photoreceptor...

Device for regulating a random stream of voltage pulses at the input of an analog-to-digital converter
10/09/14 - 20140299744 - A device converts a random stream of voltage pulses into a regulated stream of digital data. The device includes a stream regulation device and an analog-digital converter at the output of the stream regulation device. The converter undertakes an analog-digital conversion at a conversion frequency. The stream regulation device includes...

Detector for optically detecting at least one object
10/02/14 - 20140291480 - at least one evaluation device (142), wherein the evaluation device (142) is designed to generate at least one item of information on a transversal position of the object (112) by evaluating the transversal sensor signal and to generate at least one item of information on a longitudinal position of the...

Reducing localized high electric fields in photoconductive wide bandgap semiconductors
09/25/14 - 20140284451 - Methods, systems, and devices are disclosed for implementing a high voltage variable resistor. In one aspect, an optical transconductance variable resistor includes a photoconductive wide bandgap semiconductor material (PWBSM) substrate, whose conduction response to changes in amplitude of incident radiation that is substantially linear throughout a non-saturation region thereof, whereby...

Avalanche photo diode detector systems
09/18/14 - 20140263946 - An avalanche photo diode detector including an avalanche photo diode, an adjustable voltage source, a current mirror coupled to the voltage source output of the adjustable voltage source and having a current measurement output, and a processor coupled to the adjustable voltage source and the current mirror. The processor implements...

Enhanced dynamic range imaging
09/18/14 - 20140263947 - A pixel element for an image sensor comprises a semiconductor substrate; a radiation-sensitive element configured to generate electric charges in response to incident radiation, and provided with a charge accumulation region configured to accumulate at least a portion of said electric charges; a passive potential barrier region; and a capacitive...

Optical biosensor and biosensing system
09/18/14 - 20140263948 - An optical biosensor is provided. The optical biosensor includes a biosensing unit, a detection unit, and a feedback circuit. The biosensing unit is configured to receive an input optical signal, sense a biomaterial, and generate a sensed optical signal. The detecting unit is configured to convert the sensed optical signal...

Method of evaluating luminance of light source and lighting apparatus
08/28/14 - 20140239150 - Embodiments provide a method of evaluating luminance of a light source, including acquiring first data including a plurality of luminance values by measuring luminance of the light source, converting the first data into second data corresponding to a plurality of unit cells, acquiring a moving average of the second data,...

Light sensor
08/14/14 - 20140224961 - A light sensor is provided that includes an exposed light transducer for accumulating charge in proportion to light incident thereon over an integration period; and a light-to-pulse circuit in communication with the exposed light transducer, the light-to-pulse circuit operative to output a pulse having a pulse width based on the...

Method for detecting polarized light
08/07/14 - 20140217262 - A method for detecting polarized light is disclosed. Providing a polarized light detection system including a photoresistor, a power source and a detection apparatus. The photoresistor includes a first electrode layer and a photosensitive material layer. The detection apparatus includes a current detection device and a computer analysis system. An...

Method of monitoring a manufacturing-process and manufacturing-process monitoring device
07/31/14 - 20140209782 - A method of monitoring a manufacturing process includes generating a measurement data by analyzing emission intensity of plasma emission light using a measurement device, the plasma emission light being generated when a plasma gas of a manufacturing process device is changed from an energy level corresponding to a high energy...

Proximity sensors with smudge detection capabilities
07/10/14 - 20140191110 - An electronic device may be provided with a touch screen display that is controlled based on information from a proximity sensor attached underneath a display layer. The proximity sensor may have a light source that emits infrared light and a light detector that detects reflected infrared light. When the electronic...

Photoelectric conversion module
07/03/14 - 20140183331 - A photoelectric conversion module includes a lens unit, a circuit board, and a photoelectric unit. The lens unit is positioned on the circuit board. The photoelectric unit is connected electrically with the circuit board and is optically coupled with the lens unit. A groove is defined on the circuit board....

Methods and systems for detecting a sensor-off condition using interference components
06/26/14 - 20140175261 - A physiological monitoring system may use photonic signals at one or more wavelengths to determine physiological parameters. During monitoring, a physiological sensor may become improperly positioned, which may affect the physiological attenuation of the photonic signals, and accordingly a detected light signal. The detected light signal may include an ambient...

Optical analysis device, optical analysis method and computer program for optical analysis using single light-emitting particle detection
06/26/14 - 20140175262 - There is provided optical analysis techniques in the scanning molecule counting method using the light measurement with a confocal or multiphoton microscope in which the measuring unit time in the light measurement is set to an appropriate value in order to surely detect an approximately bell shape profile of the...

Photosensitive input device and photosensitive input panel
06/12/14 - 20140158861 - A photosensitive input device includes a stylus, a photosensitive input panel including an induction layer, a photoelectric detecting circuit, a driving circuit, a controller, and a storage device. The induction layer includes a plurality of photosensitive units including a light-emitting element and a light-receiving element together. The photosensitive element outputs...

Photoelectric conversion device
05/29/14 - 20140145064 - A photoelectric conversion device includes a circuit board, a light emitting module, a light receiving module, and an optical coupling lens. The circuit board includes two protrusions apart from each other. The light emitting module and the light receiving module are mounted on the circuit board and are apart from...

Photoelectric sensor
05/29/14 - 20140145065 - Provided is a photoelectric sensor that enables intuitive sensitivity adjustment while ensuring a wide dynamic range, and ease grasp of an adjustment state. The photoelectric sensor includes: an adjusting device having a variable resistor embedded in at least one of a driving circuit and a light receiving circuit, and configured...

Optical detection apparatus
05/22/14 - 20140138518 - An optical detection apparatus is configured to transmit pulses into a detection zone after one another in different directions which follow one another in a scanning direction over a scanning angle, to receive the radiation of the transmitted pulses returning from the detection zone, to generate a received signal with...

Through silicon optical interconnects
05/15/14 - 20140131549 - Some implementations provide a semiconductor device that includes a first die and an optical receiver. The first die includes a back side layer having a thickness that is sufficiently thin to allow an optical signal to traverse through the back side layer. The optical receiver is configured to receive several...

Optical sensing element arrangement with integral package
05/01/14 - 20140117201 - A sensor assembly is disclosed that includes a hollow casing having a radiation entrance opening. A radiation-transmissive optic is at the radiation entrance opening. A substrate is inside and sealed against the hollow casing. An optical sensing element is coupled to the substrate and configured to sense radiation that has...

Driver circuit and readout circuit
05/01/14 - 20140117202 - A driver circuit outputs a result of classifying and counting photons based on one or more energy levels to a column line. The driver circuit includes a multiplexer for receiving the result from a counter, a driving inverter for receiving a signal from the multiplexer and a power supply, and...

Optoelectronic device
04/24/14 - 20140110562 - An optoelectronic device includes a packaged part and a core component. The core component includes a chip subcarrier and an optoelectronic chip. The device also includes a connecting plate that forms a coplanar waveguide transmission line together with the ground through a high-frequency transmission line and an isolation dielectric. The...

Imaging device, inspection apparatus, and method of manufacturing electronic device
03/06/14 - 20140061431 - The imaging device includes a sensor substrate, a light-blocking substrate, a light-collecting substrate, a sealing material, and a light-transmitting member. The light-transmitting member includes a light-transmitting base disposed to be in contact with either the sensor substrate or the light-blocking substrate, and a light-transmitting resin which is filled between the...

High-repetition-rate single-photon receiver and method therefor
01/30/14 - 20140027607 - A single-photon receiver and method for detecting a single-photon are presented. The receiver comprises a SPAD that receives a gating signal having a fundamental frequency in the 100 MHz to multiple GHz range. The receiver further comprises a two-stage frequency filter for filtering the output of the SPAD, wherein the...

Film and light guide having position information and position detecting system utilizing the film or the light guide
01/30/14 - 20140027608 - A position detecting system, which comprises: a position information providing apparatus, comprising a light emitting-out side, having at least one position information region distributed on an outer surface of the light emitting-out side, wherein light has position information from the position information region when the light emits out from at...

Implement multiple pixel output for photodiode size pixels
01/30/14 - 20140027609 - An image sensor pixel the conformist single pixel of a larger array. The image sensor pixel can be a large one, such as larger than 100 μm. The image sensor pixel has readout notes on multiple sides thereof, e.g. on to work for sides, that are symmetrically located on the...

Precision charge injector
01/30/14 - 20140027610 - A method and circuit for injecting charge into a circuit node, comprising (a) resetting a capacitor's voltage through a first transistor; (b) after the resetting, pre-charging the capacitor through the first transistor; and (c) after the pre-charging, further charging the capacitor through a second transistor, wherein the second transistor is...

Photodetector with integrated microfluidic channel and manufacturing process thereof
01/23/14 - 20140021330 - A photodetector including: a photodiode having a body made of semiconductor material delimited by a first surface, the body forming a first electrode region; a dielectric region, set on top of the first surface and delimited by a second surface; at least one channel extending within the dielectric region, starting...

Proximity sensing method
01/23/14 - 20140021331 - The present invention relates to a proximity sensing method for proximity sensing unit in a mobile device. The proximity sensing method comprises steps of comparing a sensed value of the proximity sensing unit with a predetermined offset value or a first predetermined range to determine if the sensed value is...

Solar powered radio frequency transmitter
01/02/14 - 20140001336 - An assembly includes a solar cell to convert light into electric power, a radio frequency (RF) transmitter to convert electric power from the solar cell to RF energy and transmit the RF energy, and a mounting interface to mount the assembly to a window or transparent surface, wherein the solar...

Apparatus for obtaining 3d information using photodetector array
12/26/13 - 20130341486 - The present disclosure relates to an apparatus for obtaining 3D information using a photodetector array. The apparatus for obtaining 3D information includes: a light source unit configured to generate an optical signal of a predetermined wavelength band; a light transmission optical lens unit provided on a path of the optical...

Single photon-counting imaging system and method thereof
12/26/13 - 20130341487 - The invention relates to a single-photon counting imaging system and a single-photon counting imaging method. The system comprises a optical filter, a first lens, a digital micro-mirror device (DMD) control system, a second lens, a single-photon counter and a data processing unit, where the DMD together with the first lens...

Method for detecting light amount uniformity of light-emitting device
12/12/13 - 20130327920 - A method for detecting light amount uniformity is applicable to a light-emitting device including a plurality of light-emitting elements. First, the light-emitting device is placed in a sensed region of a photo-sensing apparatus. Then, the following steps are executed N times: during the nth execution, turning on the (n+i×N)th light-emitting...

Arrangement and method for detecting and indicating laser radiation
11/28/13 - 20130313407 - The invention relates to an arrangement and a method for detecting and indicating laser radiation comprising a laser device (36) producing the laser radiation, such as rotation lasers or line lasers, and an indicating device (22) with at least one laser beam detector and at least one indicating element (26,...

Optical-electrical converting device
11/21/13 - 20130306837 - An optical-electrical converting device includes a substrate, an electrical circuit layer, at least one auxiliary pad, and an optical-electrical converting lens. The electrical circuit layer includes at least one circuit portion. The optical-electrical lens includes at least one first supporting portion and at least one second supporting portion. Each of...

Variable-wavelength interference filter, optical filter device, optical module and electronic apparatus
11/21/13 - 20130306838 - A variable-wavelength interference filter includes: a first substrate; a second substrate facing the first substrate; a first reflection layer provided on a surface facing the second substrate, of the first substrate; a second reflection layer which is provided on a surface facing the first substrate, of the second substrate, and...

Photodetector
11/21/13 - 20130306839 - Provided is a photodetector including a light receiving portion that accumulates and outputs the amount of received observation light as electric charges; an offset portion that adds an offset signal to an output signal from the light receiving portion; an AD conversion portion that AD-converts the sum of the output...

Discriminating photo counts and dark counts in an avalanche photodiode output
11/14/13 - 20130299673 - The output of an avalanche photodiode (APD) comprises a “photocurrent” component comprising photon initiated events resulting from the interaction of photons with the APD and a “dark current” component comprising dark carrier events arising in the APD even when the APD is not exposed to light. Differences in the pulse...

Optically-induced charge separation and induced magnestism in dielectrics for optical energy conversion and intense magnetic field generation
11/07/13 - 20130292546 - Schemes are described to produce quasi-static charge separation, Terahertz radiation, and programmable magnetic field generation using linearly-polarized light in unbiased, transparent insulators. The methods exploit a recently-observed magneto-electric optical nonlinearity that produces intense magnetization in undoped, homogeneous dielectrics. Analysis reveals that strong magnetic effects can be induced at modest optical...

Plasma panel based radiation detector
10/31/13 - 20130284884 - A position-sensitive radiation counting detector includes a first and a second substrate. A gas is contained within the gap between the substrates. A photocathode layer is coupled to the first substrate and faces the second substrate. A first electrode is coupled to the second substrate and a second electrode is...

Radiation detecting apparatus
10/10/13 - 20130264461 - A radiation detecting apparatus includes a radiation detector, an electrical circuit configured to perform at least one of transmission and reception of an electrical signal to and from the radiation detector, and a deflection adjusting member configured to adjust a deflection of the radiation detecting apparatus. The radiation detector and...

Photodetector circuit
10/03/13 - 20130256507 - Light from a photodiode is detected using a phototransistor. At the time of startup, set data concerning a detected current is received at a communication interface, and the received set data is compared with the detected current. A control unit adjusts a current of the phototransistor so that the detected...

Photoelectric conversion device
10/03/13 - 20130256508 - A photoelectric conversion device is provided that has high linearity of output current to illuminance and is applicable to illumination sensors. The photoelectric conversion device outputs appropriate current by complementing first current, which is generated in response to incident light, with complementary current. The complementary current is generated based on...

Detecting device and method for detecting an edge of transparent material
09/26/13 - 20130248683 - A detecting device includes an actuating unit for driving a transparent material, a light source for emitting light to the transparent material driven by the actuating unit, a light sensor for sensing the light emitted from the light source as an edge of the transparent material is moved to different...

Transmitting light with lateral variation
09/19/13 - 20130240706 - Input light, such as from an optical sensor or stimulus-wavelength converter, includes one or more light or dark sub-bands. The input light is transmitted, such as through a transmissive layer or transmission component, to obtain effects due to transmission with lateral variation. A detector can, for example, obtain spectral information...

Photoelectric conversion element unit and image pickup apparatus
09/05/13 - 20130228670 - A photoelectric conversion element unit includes a package includes a package including a photoelectric conversion element configured to perform a photoelectric conversion for an optical image of an object, a substrate mounted with an electronic component that includes a drive circuit configured to drive the photoelectric conversion element and a...

Avalanche photodiode receiver
08/29/13 - 20130221193 - A method of operating an avalanche photodiode includes providing an avalanche photodiode having a multiplication region capable of amplifying an electric current when subject to an electric field. The multiplication region, in operation, has a first ionization rate for electrons and a second, different, ionization rate for holes. The method...

Interference filter, optical module, and electronic apparatus
08/22/13 - 20130214123 - An interference filter includes a first substrate, a second substrate opposed to the first substrate, a first optical film provided to the first substrate, and a second optical film provided to the second substrate and opposed to the first optical film, at least one of the first and second optical...

System and method of electromagnetic radiation control
08/08/13 - 20130200250 - A method of compensating for electromagnetic radiation. The method may include measuring electromagnetic radiation emanating from circuitry at a first frequency and adjusting at least one of the electrical settings of the circuitry based on the measurement of the electromagnetic radiation to reduce the electromagnetic radiation at the first frequency...

Optical module
08/01/13 - 20130193304 - An optical module includes a circuit board including a mount surface and a non-mount surface opposite the mount surface, a photoelectric conversion element mounted on the mount surface of the circuit board, an optical coupling member for holding an optical fiber and optically coupling the optical fiber and the photoelectric...

Data transmission through optical vias
07/18/13 - 20130181110 - Technologies generally described herein relate to multilayer circuit boards with optical vias for data transmission between the layers. One or more regions may be created on a multilayer circuit board for optical vias. A transparent conducting oxide (TCO) layer can be deposited on a top and/or bottom layer of the...

Light measuring circuit and method
07/18/13 - 20130181111 - A light measuring circuit includes an integration circuit for integrating a current supplied form a photoelectric conversion element, an AD converter for AD converting the output voltage of the integration circuit, and a controller for obtaining a first AD conversion result from the AD converter and controlling the integration circuit...

Input device
06/20/13 - 20130153747 - There is provided an input device including: a housing having a surface on which a plurality of grids are disposed; a light emitting unit irradiating light onto the surface of the housing; a light receiving element detecting the light irradiated from the light emitting unit and reflected from the surface;...

Photoelectric converter
06/13/13 - 20130146746 - A photoelectric converter includes a circuit board, a laser diode electrical mounted on the circuit board, a supporting frame, an optical transmission member mounted on the supporting frame, a beam splitting assembly and an optical sensor positioned beside the beam splitting assembly. The laser diode, the beam splitting assembly and...

Apparatus and method for measuring a luminescent decay
06/06/13 - 20130140431 - [Solution] The intensity of a laser is modulated by a light modulating device resulting in a square wave excitation 14, and applied to a semiconducting material. The energy carriers inside the semiconductor are excited, and recombine after a certain time to give rise in part to some light emission 24,...

Optical sensing system with a phase sensitive amplifier and associated methods
05/23/13 - 20130126701 - An optical sensing system includes a transmitter configured to transmit a free-space optical signal toward a target, and a receiver configured to receive a reflected free-space optical target signal from the target. The receiver includes a phase sensitive amplifier (PSA), a homodyne detector coupled downstream from the PSA, and a...

Optical sensor device
05/23/13 - 20130126702 - An optical sensor element is mounted in a package which includes a glass lid substrate (1) having a filter function and a class substrate having a cavity. The glass substrate (2) having a cavity includes therein a through-electrode (5) in which metal is filled, and has wiring patterns (6, 7)...

Imaging detecting with automated sensing of an object or characteristic of that object
05/23/13 - 20130126703 - Detection of a target object or a characteristic of that object, e.g. temperature or movement in an image of a scene at a focal plane of the image and with processing of signals representative of the image occurring at that focal plane with a sensor and an integrated circuit processor...

Flexible readout and signal processing in a computational sensor array
05/09/13 - 20130112848 - A computational sensing array includes an array of sensing elements. In each sensing element, a first signal is generated from a transducer. A second signal is produced by a collection unit in response to receiving the first signal. The second signal may be modified, in a conditioning unit. A sensing...

Solid-state image pickup device
05/09/13 - 20130112849 - A solid-state image pickup device capable of suppressing the generation of dark current and/or leakage current is provided. The solid-state image pickup device has a first substrate provided with a photoelectric converter on its primary face, a first wiring structure having a first bonding portion which contains a conductive material,...

Member for solid-state image pickup device and method for manufacturing solid-state image pickup device
05/02/13 - 20130105663 - A member for a solid-state image pickup device having a bonding plane with no gaps and a method for manufacturing the same are provided. The manufacturing method includes the steps of providing a first substrate provided with a photoelectric converter on its primary face and a first wiring structure, providing...

Two-step analog-digital converting circuit and method
04/25/13 - 20130099090 - A two-step analog-digital converting circuit includes a comparator, an upper bit counter and a pulse residue conversion unit. The comparator is configured to compare a ramp signal and an input signal, and to output a resulting comparative signal. The upper bit counter is configured to receive the comparative signal and...

Device having an avalanche photo diode and a method for sensing photons
04/25/13 - 20130099091 - A semiconductor device that may include an avalanche photodiode (APD), the APD may include: a first doped region of a first polarity; a buried guard ring of a second polarity, the second polarity is opposite to the first polarity, the buried guard ring is spaced apart from the first doped...