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Radiant Energy > Photocells; Circuits And Apparatus

Photocells; Circuits And Apparatus

Photocells; Circuits And Apparatus patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

09/18/14 - 20140263944 - Light sensing device with outgassing hole
A light sensing device includes a substrate, a light sensing area on the substrate, and a light shielding layer over the substrate. The light shielding layer does not cover the light sensing area. At least one outgassing hole is formed through the light shielding layer....

09/18/14 - 20140263945 - Floating-gate transistor photodetector
A field effect transistor photodetector that can operate in room temperature includes a source electrode, a drain electrode, a channel to allow an electric current to flow between the drain and source electrodes, and a gate electrode to receive a bias voltage for controlling the current in the channel. The...

06/12/14 - 20140158859 - Photoelectric conversion element and method of using the same, image sensor, and optical sensor
A photoelectric conversion element includes a transparent conductive film, a conductive film, and a photoelectric conversion layer and an electron-blocking layer disposed between the transparent conductive film and the conductive film. The photoelectric conversion layer includes a condensed polycyclic hydrocarbon which contains at least 5 benzene rings, of which a...

05/29/14 - 20140145063 - Laser sensor assembly and control method of the same
Provided is a laser sensor assembly and a method of controlling the laser sensor assembly. A laser sensor assembly includes a supporting unit; a rotary shaft unit formed onto the supporting unit, wherein the rotary shaft unit is rotatable, and has at least one bent portion to form a certain...

03/27/14 - 20140084133 - Electromagnetic interference identification
A system and method for device identification includes a receiver adapted to detect an electromagnetic radiation interference signal emitted by a device and a microprocessor operatively connected to the receiver. The microprocessor may identify at least one device characteristic parameter of the electromagnetic radiation signal. The system includes memory for...

02/27/14 - 20140054442 - Nanocomposite photodetector
A photodetector includes an anode that is transparent or partially transparent to light, a cathode and an active layer disposed between the anode and the cathode. The active layer includes a nanocomposite material that has a polymer blended with nanoparticles or organic electron trapping particles. The photodetector has a low...

02/20/14 - 20140048679 - Light sensor and driving method of photo transistor thereof
A light sensor including a photo transistor is provided. A gate of the photo transistor receives a gate driving signal. The photo transistor senses a light source based on the gate driving signal to generate a light current signal. The photo transistor includes a metal-oxide active layer. The gate driving...

01/09/14 - 20140008514 - Imaging device
An imaging device includes phase difference detection pixels. The imaging device receives an image formed by an optical system and includes a plurality of pixels that are two-dimensionally arranged. Each of the plurality of pixels include a micro lens; a photoelectric conversion unit positioned below the micro lens; and an...

10/03/13 - 20130256503 - Providing image data
Embodiments of the present invention provide a method of providing image data for constructing an image of a region of a target object (40) comprising providing incident radiation from a radiation source at a target object (40);detecting, by at least one detector (50), a portion of radiation scattered by the...

08/22/13 - 20130214120 - Light source support apparatus and optical radiation characteristic measurement apparatus using the same
A light source support apparatus includes: a base member; a first support member supporting the base member rotatably about a first axis; first and second arm members connected respectively to opposite ends of the base member and extending in a direction parallel to the first axis; and a pair of...

07/25/13 - 20130187026 - Monitoring device of a machine tool
A monitoring device of a machine tool is provided. The monitoring device includes a detection device that is configured to detect the presence of a type of material in a machine tool region. The monitoring device also includes a hand marking unit, which has a marking element. The marking element...

05/23/13 - 20130126700 - Graphene-based photodetector including complex transparent electrode, method of manufacturing the same, and device including the same
A photodetector includes a substrate, a graphene layer disposed on the substrate, a first electrode disposed on the graphene layer, and a second electrode disposed on the graphene layer, where the first and second electrodes are spaced apart from each other, and where each of the first and second electrodes...

01/31/13 - 20130026340 - Electronic device employing a button pad
A display device has a cabinet; a button provided on the cabinet; a switch being pushed by the button; a circuit board including the switch, and a button pad which comprises: (a) a button portion; (b) a peripheral portion which is in the surroundings of the button portion, and (c)...

01/31/13 - 20130026341 - Photoelectric conversion element and solid-state imaging apparatus
A photoelectric conversion material is provided and includes an organic material having an absorbing coefficient of about 1.5×105 (cm−1) or more and that is represented by the following formula (1). In the formula (1), each of R1 to R20, and each of X1 to X8 is one of a hydrogen...

01/24/13 - 20130020461 - Rearview mirror with monitor
When a reflecting film of a mirror device employed in a rearview mirror with monitor is processed with laser light, a part from which the reflecting film is removed by the laser light transmits light therethrough, while the remaining part reflects the light. Therefore, the light transmittance can be changed...

11/15/12 - 20120286135 - Low drop-out regulator with distributed output network
Disclosed is a low drop-out voltage regulator circuit with a distributed output network coupled to a pixel array for use in image sensor circuitry. The regulator circuit comprises voltage regulating circuitry and a distributed output network, wherein the distributed output network comprises drive transistors disposed along and connected between a...

09/27/12 - 20120241589 - Electromagnetic spectrally detectable plastic packaging components
A plastic packaging component is provided that is formed of a resin containing an electromagnetic spectrally detectable additive mixed with the resin. The resin formed into a plastic packaging component of an aerosol package lid, an aerosol spray button, an aerosol spray tube, a trigger sprayer, an integrated lid-sprayer, a...

09/20/12 - 20120235015 - Merocyanine dye and photoelectric conversion device
In the formula (1), A1 represents a divalent atomic group, n represents an integer of 1 to 3, A2 and A3 each independently represent an aromatic hydrocarbon ring or a heterocyclic ring having 3 to 18 carbon atoms, and R11 and R12 each independently represent a hydrogen atom, an alkyl...

08/16/12 - 20120205518 - Sensing of photons
In accordance with an example embodiment of the present invention, an apparatus is provided, including a photodetecting structure with one or more photon sensing layers of graphene; and an integrated graphene field effect transistor configured to function as a pre-amplifier for the photodetecting structure, where the graphene field effect transistor...

07/26/12 - 20120187274 - Radiation detector
With radiation detectors in which the energy of radiation is absorbed in a semiconductor or insulator radiation absorber, where that energy is converted to phonons, and the radiation is measured by measuring those phonons with a phonon sensor provided on the surface of the radiation absorber, part of the energy...

06/21/12 - 20120153119 - Active bandgap tuning of graphene for tunable photodetection applications
In a method for adjusting the sensitivity of a photodetector, the bandgap of the photodetection material is adjusted by inducing strain in the photodetection material. Such adjustments can be made in situ and continuously, in a reproducible and repeatable manner. In embodiments of the method, the photodetection material is graphene,...

06/07/12 - 20120138770 - Non-wetted all solid protein photoelectric conversion device, method of manufacturing the same, and electronic device
A non-wetted all solid protein photoelectric conversion device that is able to be operated without existence of a liquid such as water inside and outside of the device and a method of manufacturing the same are provided. The non-wetted all solid protein photoelectric conversion device has a structure in which...

04/26/12 - 20120097832 - Electrospun light-emitting fibers
The invention teaches electrospun light-emitting fibers made from ionic transition metal complexes (‘iTMCs”) such as [Ru(bpy)3]2+(PF6−)2]/PEO mixtures with dimensions in the 10.0 nm to 5.0 micron range and capable of highly localized light emission at low operating voltages such as 3-4 V with turn-on voltages approaching the band-gap limit of...

11/03/11 - 20110266414 - Metallic structure and photodetector
In a metallic structure including a metallic nano-chain with plasmon resonance absorption, a metallic nanoparticle forming the metallic nano-chain is formed in a circular, triangle, or rhomboid shape. The wavelength selectivity can be increased also by forming a closed region by mutually linking all of metallic nanoparticles that are mutually...

10/20/11 - 20110253880 - Optical reader having enhanced two-dimensional resolution
An optical reader system and method for label-independent detection having enhanced two-dimensional spatial resolution of the reader, as defined herein. The system includes a translatable slit-mask and microplate combination for selectively irradiating a biosensor on a microplate, as defined further herein....

09/15/11 - 20110220774 - Light beam detector
Light beam detection is used in a wide variety of applications, including manufacturing, security, transportation, scientific research, and amusement products. A system for detecting a moving light beam is comprised of a light beam detector, a moving light system, and a controller. A light beam detector may include a light...

05/05/11 - 20110101201 - Photodetector array having electron lens
Photodetectors, photodetector arrays, image sensors, and other apparatus are disclosed. An apparatus, of one aspect, may include a surface to receive light, a photosensitive region disposed within a substrate, and a material coupled between the surface and the photosensitive region. The material may receive the light. At least some of...

02/03/11 - 20110024604 - Radiation detector and radiation detection method
The present invention provides radiation detectors with high detection sensitivity. The radiation detectors according to the present invention each include an Al2O3 substrate, a CaxCoO2 (where 0.15<x<0.55) thin film that is layered on the Al2O3 substrate and that has CoO2 planes that are aligned inclined to the surface of the...

01/20/11 - 20110012009 - Image sensor
An image sensor includes a light-sensing element, a first transistor, and a second transistor. The light-sensing element has a first end and a second end electrically connected to a select line. The first transistor has a first end electrically connected to a first control line, a control end electrically connected...

12/23/10 - 20100320362 - Wireless laser power transmitter
An optical power beam transmission systems, with a directional light transmitter and receiver. The transmitter contains an amplifying laser medium, and this together with a retroreflector in the receiver, forms a laser resonator. When lasing sets in, the receiver can extract optical power through an output coupler and convert it...

12/23/10 - 20100320363 - Optical sensor for measuring emission light from an analyte
The invention provides an optical sensor (100). The optical sensor (100) comprises a planar waveguide (120) capable of emitting radiation (22) in a direction perpendicular to the sensor waveguide surface (122) and capable of accepting and transmitting radiation (16) to detector (140), preferably a planar detector (140). Further, optionally one...

08/26/10 - 20100213348 - Separated unit pixel preventing sensitivity reduction and the driving method using the unit pixel
Provided are a separation type unit pixel for preventing sensitivity reduction to prevent a depletion area from decreasing and a method of driving the unit pixel. The separation type unit pixel for preventing sensitivity reduction includes: a substrate; a photodiode constructed with a junction of a P-type diffusion area and...

08/05/10 - 20100193666 - Image sensor with large-area, high-sensitivity and high-speed pixels
The pixel for use in an image sensor comprises a low-doped semiconductor substrate (A). On the substrate (A), an arrangement of a plurality of floating areas, e.g., floating gates (FG2-FG6), is provided. Neighboring floating gates are electrically isolated from each other yet capacitively coupled to each other. By applying a...

05/27/10 - 20100127153 - Photosensitive device and a method of manufacturing a photosensitive device
A photosensitive device (100), the photosensitive device (100) comprising a substrate (101) and a plurality of vertically aligned nanowire diodes (102 to 105) provided on and/or in the substrate (101)....

12/10/09 - 20090302195 - Nanophosphor composite scintillators comprising a polymer matrix
An improved nanophosphor composite comprises surface modified nanophosphor particles in a solid matrix. The nanophosphor particle surface is modified with an organic ligand, or by covalently bonding a polymeric or polymeric precursor material. The surface modified nanophosphor particle is essentially charge neutral, thereby preventing agglomeration of the nanophosphor particles during...

11/12/09 - 20090278028 - Current detection circuit, light receiving device using the same, and electronic device
A first transistor is provided on a current path for a phototransistor. A first resistor is provided between one terminal of the first transistor and the power supply line. A second transistor forms a current mirror circuit in cooperation with the first transistor, which amplifies with a predetermined amplification factor...

06/18/09 - 20090152439 - Organic photoelectric conversion device
An organic photoelectric conversion device is provided and includes: an organic photoelectric conversion layer that performs photoelectric conversion of incident light and generates a signal charge; a first electrode provided on one side of the organic photoelectric conversion layer and a plurality of second electrodes arranged on the other side...

05/07/09 - 20090114798 - Circular surface acoustic wave (saw) devices, processes for making them, and methods of use
The design, fabrication, post-processing and characterization of a novel circular design SAW (Surface Acoustic Wave) based bio/chemical sensor in CMOS technology is introduced. The sensors are designed in AMI 1.5 μm 2 metal, 2 poly process. A unique maskless post processing sequence is designed and completed. The three post-processing steps...