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Polar patents

      

This page is updated frequently with new Polar-related patent applications.




 Organic light emitting diode and arrangement having an organic light emitting diode patent thumbnailOrganic light emitting diode and arrangement having an organic light emitting diode
In one embodiment, the organic light emitting diode (1) comprises a carrier substrate (2) having an organic layer stack for producing light. The organic light emitting diode (1) is electrically connectable via at least one connector (3) as intended.
Osram Oled Gmbh


 Optical communication method and optical communication system patent thumbnailOptical communication method and optical communication system
The present invention provides an optical communication method and an optical communication system in which eavesdropping is more difficult than in conventional techniques. An optical communication system in one embodiment of the present invention comprises: a photon pair generator which generates a correlated photon pair; a polarizer which is provided on an optical path of one photon of the correlated photon pair and direction of which is changeable based on information to be transmitted; a shutter which is provided between the photon pair generator and the polarizer on the optical path of the one photon of the correlated photon pair and which is capable of blocking the one photon of the correlated photon pair; and a photon detector which is provided on an optical path of another photon of the correlated photon pair..
Furukawa Electric Co., Ltd.


 Transmission device, transmission method, receiving device and receiving method patent thumbnailTransmission device, transmission method, receiving device and receiving method
Provided is control information related to polarizations of antennas for miso communication. The control signal generator generates polarization information indicating whether antennas used for transmission by miso have only a first polarization or have a second polarization as well as the first polarization.
Sun Patent Trust


 Apparatus and methods for cross-polarized tilt antennas patent thumbnailApparatus and methods for cross-polarized tilt antennas
Embodiments are provided for cross-polarized antennas design with different down tilt angles that support versatile functionality, such as for mimo or beamforming. An embodiment antenna circuit comprises a baseband signal processor, a pair of rf transmitters coupled to the baseband signal processor, a pair of pas coupled to the rf transmitters, a 90°/180° hybrid coupler coupled to the rf transmitters, a pair of duplexers and two antennas coupled to the pas.
Futurewei Technologies, Inc.


 Direct current power line communication control device using h-bridge circuit patent thumbnailDirect current power line communication control device using h-bridge circuit
Polarities of voltages on a plurality of electric wires are reversed with an h-bridge circuit applied in accordance with control information or data to be transmitted, information or data transmitted as change of polarities is found on the reception side, and the transmitted power is restored to direct current power through a bridge diode circuit and is used as power supplied to a load. Each load has a unique id input and storage means, and the present invention is a communication method in which the unique id is designated to the transmitted information or ids are designated to groups to control a load.
Tinypowers Co., Ltd.


 Method and device for performing polar codes channel-aware procedure patent thumbnailMethod and device for performing polar codes channel-aware procedure
A method and a device for performing a polar codes channel-aware procedure are provided. A plurality of bit-channels have a polar code construction which is dynamic.
Macronix International Co., Ltd.


 Bootstrapping circuit and unipolar logic circuits using the same patent thumbnailBootstrapping circuit and unipolar logic circuits using the same
Exemplary embodiments of the present disclosure are directed to a bootstrapping module and logic circuits utilizing the bootstrapping module to compensate for a weak high condition. The bootstrapping module can be implemented using transistors have a single channel type that is the same as the channel type of transistors utilized in the logic circuits such that a truly unipolar circuit can be realized while addressing the weak high problem of such unipolar circuits..
Yale University


 Methods for overdriving a base current of an emitter switched bipolar junction transistor and corresponding circuits patent thumbnailMethods for overdriving a base current of an emitter switched bipolar junction transistor and corresponding circuits
An emitter switched bipolar transistor circuit includes a bipolar junction transistor (bjt) having a collector coupled to an output terminal, a metal oxide semiconductor field effect transistor (mosfet) coupled to an emitter of the bjt, a bias voltage supply coupled to the base of the bjt, a buffer coupled to the base of the bjt, and a comparator. The comparator includes a first input coupled to the collector of the bjt, a second input coupled to a voltage reference, and an output coupled to an input of the buffer.
Astec International Limited


 8-pole, 2-phase bipolar step motors with easy manufacture and optimum torque for size patent thumbnail8-pole, 2-phase bipolar step motors with easy manufacture and optimum torque for size
Step motors have a uniformed 8-stator pole design, while maintaining the number of stator teeth very close to the number of rotor teeth for better torque. A two-phase bipolar stepper includes an 8-pole stator with a plurality of stator teeth uniformly arranged on each pole.
Lin Engineering, Inc.


 Radio-frequency transceiver system patent thumbnailRadio-frequency transceiver system
A radio-frequency transceiver system includes a first plane, a second plane perpendicular to the first plane, a third plane perpendicular to the first plane and the second plane, a first antenna element and a plurality of second antenna elements. The first antenna element includes a first radiation plate disposed on the first plane, a second radiation plate disposed on the first plane, a third radiation plate disposed on the second plane and a fourth radiation plate disposed on the second plane.
Wistron Neweb Corporation


Ultra-wideband miniaturized crossed circularly-polarized antenna

The present disclosure discloses an ultra-wideband miniaturized crossed circularly-polarized antenna, comprising a plurality of radiation sheets, a substrate, a reflecting plate and a phase shifting 90-degree equal power divider, all of which are disposed in order. The front side of the substrate faces the radiation sheets and is provided with an excitation slot.

Surface card antenna apparatus

A surface card antenna apparatus comprises a single circuit board having a major side surface. The surface card antenna apparatus further comprises a horizontal polarization antenna portion mounted on the major side surface of the single circuit board.
The Boeing Company

Dual-band interspersed cellular basestation antennas

Low-band radiators of an ultra-wideband dual-band dual-polarization cellular basestation antenna and ultra-wideband dual-band dual-polarization cellular base-station antennas are provided. The dual bands comprise low and high bands.
Commscope Technologies Llc

Cell frame for redox flow battery, cell stack for redox flow battery, and redox flow battery

A cell frame for a redox flow battery comprises: a bipolar plate; and a frame body provided at an outer periphery of the bipolar plate, the frame body including a manifold which penetrates through front and back surfaces of the frame body and through which an electrolyte flows, and at least one slit being formed on the front surface of the frame body and forming a channel of the electrolyte between the manifold and the bipolar plate, a cross sectional shape of the slit, in a longitudinal direction of the slit, having a width w and a depth h, the width w and the depth h satisfying (a) w≧3 mm and (b) 1/8<h/w<1.. .
Sumitomo Electric Industries, Ltd.

Bipolar plate and fuel cell comprising a bipolar plate of this type

A bipolar plate for a fuel cell, including a profiled anode plate and a profiled cathode plate, each having an active region and two distribution regions for feeding and discharging operating media to and from the active region, and each distribution region having a main anode-gas port for supplying and evacuating fuel, a main cathode-gas port for supplying and evacuating oxidant and a main coolant port for supplying and evacuating coolant, the ports being arranged along a lateral edge of the bipolar plate. The plates are stacked so that the bipolar plate has channels interconnecting the main operating media ports of both distribution regions, and the distribution regions have at least one overlapping section, in which the channels overlap such that they do not form fluidic connections.
Volkswagen Ag

Electrochemical deposition of refined lithium metal from polymer electrolytes

A method for electrochemical deposition of refined lithium metal to form a lithium anode in situ in a lithium (li) ion battery comprising providing a fully lithiated cathode, providing a metal anode, providing a block copolymer electrolyte membrane between the cathode and the metal anode, and polarizing the cathode and the metal anode in the lithium ion battery to cause li ions to migrate from the cathode through the block copolymer electrolyte and cause the electrochemical deposition to deposit refined lithium metal on the metal anode to form the lithium anode.. .
The Regents Of The University Of California

Semiconductor memory device

A semiconductor memory device includes free magnetic pattern on a substrate, a reference magnetic pattern on the free magnetic pattern, the reference magnetic pattern including a first pinned pattern, a second pinned pattern, and an exchange coupling pattern between the first and second pinned patterns, a tunnel barrier pattern between the reference magnetic pattern and the free magnetic pattern, a polarization enhancement magnetic pattern between the tunnel barrier pattern and the first pinned pattern, and an intervening pattern between the polarization enhancement magnetic pattern and the first pinned pattern, wherein the first pinned pattern includes first ferromagnetic patterns and anti-ferromagnetic exchange coupling patterns which are alternately stacked.. .

Non-polar blue light led epitaxial wafer based on lao substrate and preparation method thereof

A non-polar blue light led epitaxial wafer based on an lao substrate comprises the lao substrate, and a buffer layer, a first non-doped layer, a first doped layer, a quantum well layer, an electron barrier layer and a second doped layer that are sequentially arranged on the lao substrate. A preparation method of the non-polar blue light led epitaxial wafer includes: a) adopting the lao substrate, selecting a crystal orientation, and cleaning a surface of the lao substrate; b) annealing the lao substrate, and forming an aln seed crystal layer on the surface of the lao substrate; and c) sequentially forming a non-polar m face gan buffer layer, a non-polar non-doped u-gan layer, a non-polar n-type doped gan film, a non-polar ingan/gan quantum well, a non-polar m face algan electron barrier layer and a non-polar p-type doped gan film on the lao substrate by adopting metal organic chemical vapor deposition..
Shanghai Chiptek Semiconductor Technology Co., Ltd.

Magnetoresistive random access memory device and manufacturing the same

A magnetoresistive random access memory device includes a free layer, a tunnel barrier layer, an insulation barrier layer, a pinned layer, and a vertical polarizer structure. The tunnel barrier layer and the insulation barrier layer directly contacts different surfaces of the free layer.

Sensors including complementary lateral bipolar junction transistors

An integrated radiation sensor for detecting the presence of an environmental material and/or condition includes a sensing structure and first and second lateral bipolar junction transistors (bjts) having opposite polarities. The first lateral bjt has a base that is electrically coupled to the sensing structure and is configured to generate an output signal indicative of a change in stored charge in the sensing structure.
International Business Machines Corporation

Complementary soi lateral bipolar transistors with backplate bias

A method for fabricating a complementary bipolar junction transistor (bjt) integrated structure. The method includes forming a first backplate in a monolithic substrate below a first buried oxide (box) layer.
International Business Machines Corporation

Self-referenced multibit mram cell having a synthetic antiferromagnetic storage layer

A multibit mram cell including a magnetic tunnel junction including a sense layer having a freely orientable sense magnetization; a tunnel barrier layer; and a synthetic antiferromagnet storage layer having a first and second storage layer. The sense magnetization induces a dipolar field having a magnitude above a spin-flop field of the storage layer.
Crocus Technology Sa

Display panel and display device

A display device has a display panel. The display panel comprises multiple pixels arranged in a matrix.
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Comment-comment and comment-document analysis of documents

A system and method for analyzing documents, such as posts, on-line reviews and comments from people based on topics of the documents, to determine general sentiment of users is disclosed. Topics from the documents and their corresponding sentiment polarities are extracted.
Sap Se

Range and/or polarity-based thresholding for improved data extraction

Computerized techniques for improved binarization and extraction of information from digital image data are disclosed in accordance with various embodiments. The inventive concepts include: rendering, using a processor of the mobile device, a digital image using a plurality of binarization thresholds to generate a plurality of range-binarized digital images, wherein each rendering of the digital image is generated using a different combination of the plurality of binarization thresholds; identifying, using the processor of the mobile device, one or more range connected components within the plurality of range-binarized digital images; and identifying, using the processor of the mobile device, a plurality of text regions within the digital image based on some or all of the range connected components.
Kofax, Inc.

Converter for symmetrical reactive power compensation, and a controlling same

A converter for symmetrical reactive power compensation has phase legs whose associated phases of a three-phase ac voltage network can be connected and are interconnected in an insulated star connection. The first phase leg is devoid of sub modules.
Siemens Aktiengesellschaft

Lithographic apparatus and exposure method

A method including determining a position of a first pattern in each of a plurality of target portions on a substrate, based on a fitted mathematical model, wherein the first pattern includes at least one alignment mark, wherein the mathematical model is fitted to a plurality of alignment mark displacements (dx, dy) for the alignment marks in the target portions, and wherein the alignment mark displacements are a difference between a respective nominal position of the alignment mark and measured position of the alignment mark; and transferring a second pattern onto each of the target portions, using the determined position of the first pattern in each of the plurality of target portions, wherein the mathematical model includes polynomials z1 and z2: z1=r2 cos(2θ) and z2=r2 sin(2θ) in polar coordinates (r, θ) or z1=x2−y2 and z2=xy in cartesian coordinates (x, y).. .
Asml Netherlands B.v.

Illumination optical system, exposure apparatus and device manufacturing method

The illumination optical system for illuminating an illumination target surface with light from a light source is provided with a polarization converting member which converts a polarization state of incident light to form a pupil intensity distribution in a predetermined polarization state on an illumination pupil of the illumination optical system; and a phase modulating member which is arranged in the optical path on the illumination target surface side with respect to the polarization converting member and which transmits light from the pupil intensity distribution so as to convert linearly polarized light thereof polarized in a first direction, into required elliptically polarized light and maintain a polarization state of linearly polarized light polarized in a second direction (x-direction or y-direction) obliquely intersecting with the first direction, in order to reduce influence of retardation caused by a subsequent optical system between the polarization converting member and the illumination target surface.. .
Nikon Corporation

Terahertz modulator based on low-dimension electron plasma wave and manufacturing method thereof

A terahertz modulator based on low-dimension electron plasma wave, a manufacturing method thereof, and a high speed modulation method are provided. The terahertz modulator includes a plasmon and a cavity.
Suzhou Institute Of Nano-tech And Nano-bionics (sinano), Chinese Academy Of Sciences

Method of producing polarizing light-emitting film using photoluminescent ferroelectric liquid crystal molecules and liquid crystal display comprising the same

According to the present invention, it is possible to produce the polarizing light-emitting film in which the photoluminescent ferroelectric liquid crystal molecules are uniaxially oriented to simultaneously act as the liquid crystal layer, the polarizing plate, and the color filter, and the liquid crystal display including the polarizing light-emitting film is capable of improving polarization and contrast, and implementing colors even without one polarizing plate and color filter, thereby increasing light efficiency and power efficiency and reducing production cost.. .

Liquid crystal display device

A liquid crystal display device includes a first polarizing film, a first compensation film on the first polarizing film, the first compensation film including a biaxial film, a second compensation film on the first compensation film, the second compensation film including a negative c-plate film, a substrate on the second compensation film, a liquid crystal layer on the substrate, a second polarizing film on the liquid crystal layer, and a color conversion filter on the second polarizing film.. .
Samsung Display Co., Ltd.

Liquid crystal display device

Provided is a liquid crystal display device in which color reproducibility and brightness are improved. The liquid crystal display device includes a backlight that emits unpolarized blue light, a quantum rod layer which is provided on an emission side of the backlight and converts some of blue light to red linearly polarized light and green linearly polarized light using multiple quantum rods, a reflective polarizing layer which is provided on a side from which the red linearly polarized light and the green linearly polarized light of the quantum rod layer are emitted, and a liquid crystal panel disposed on a blue linearly polarized light emission side of the reflective polarizing layer, and a long axis direction of the quantum rods in the quantum rod layer and a polarization direction of the blue linearly polarized light emitted from the reflective polarizing layer are parallel to each other..
Fujifilm Corporation

Untappable secure optical fiber link component

The inventive configurable optical fiber polarization mode coupler is capable of providing a low-loss, high-coupling coefficient interface with high accuracy and easy alignment between a plurality of optical fibers (or other optical devices) with a first channel-to-channel spacing, and an optical device having a plurality of closely-spaced waveguide interfaces with a second channel-to-channel spacing, where each end of the optical fiber coupler array is configurable to have different channel-to-channel spacing, each matched to a corresponding one of the first and second channel-to-channel spacing, and that are preferably optimized for use with photonic integrated circuits, such as coupling to dense optical input/output interfaces, wafer-level testing, etc. The novel optical coupler array includes a plurality of waveguides (at least one of which may optionally be polarization maintaining), that comprises at least one gradually reduced vanishing core fiber, at least in part embedded within a common housing structure.
Chiral Photonics, Inc.

Systems and methods for photonic polarization rotators

An integrated non-reciprocal polarization rotator comprises a substrate, a faraday crystal, a first waveguide, and a second waveguide. The substrate has a recess extending to a predetermined depth.
Skorpios Technologies, Inc.

Optical film, liquid crystal display device comprising same, and manufacturing protective film used therefor

An optical film, a liquid crystal display including the same, and a method for manufacturing a protective film used therefor are provided. An optical film includes a polarizer and a protective film laminated or stacked on at least one surface of the polarizer, and a thickness-direction retardation (re) of the protective film is in the range of 0 nm to 200 nm, and an out-of-plane retardation (rth) of the protective film is in the range of 300 nm to 1,200 nm..
Samsung Sdi Co., Ltd.

Digital protection relay

A digital protection relay includes: an input conversion unit configured to receive a signal showing a quantity of electricity in an electric power system as an analog signal; and an analog-to-digital conversion unit. The digital protection relay is configured to cause a processing control unit to perform protection calculation based on the digital signal.
Mitsubishi Electric Corporation

Electro-optic current sensor with high dynamic range and accuracy

An optical sensor that senses current by directing polarized light across an airgap that is orthogonal to a direction of current running through a conductor. The sensor includes a prism having a high verdet constant for high sensitivity to magnetic fields, which cause an angle of polarization of the polarized light to be rotated as an indication of the magnitude of current.
Gridview Optical Solutions, Llc.

Acetate complexes and methods for acetate quantification

The present invention is directed to methods of acetate quantification and acetate complexes useful in the methods of acetate quantification. Such methods and complexes are useful for any application where acetate quantification is desired, including measuring of concentration of 13c hyperpolarized acetate for imaging agent quality control in mri and nmr spectroscopy.
General Electric Company

Biosensor

A biosensor according to an embodiment includes: a working electrode; a counter electrode; a reference electrode; and a detection layer contacting the working electrode and containing a crosslinking agent, an electrically conductive polymer, and an enzyme transferring and receiving electrons to and from the working electrode, the reference electrode being a polarized electrode.. .
Ultizyme International Ltd.

Systems and methods of infrared detection of coal mine polar gas

An infrared detection device can be used to detect coal mine polar gas. The detection device can include a central processor and a gas pool assembly having a moveable optical window.
Ccteg (china Coal Technology And Engineering Group Corp)

Systems and methods of infrared detection of coal mine polar gas

An infrared detection device can be used to detect coal mine polar gas. The detection device can include a central processor and a gas pool assembly having a moveable optical window.
Ccteg (china Coal Technology And Engineering Group Corp)

Coded localization systems, methods and apparatus

A coded localization system includes a plurality of optical channels arranged to cooperatively distribute electromagnetic energy from at least one object onto a plurality of detectors. Each of the channels includes a localization code that is different from any other localization code in other channels, to modify electromagnetic energy passing therethrough.
Ascentia Imaging, Inc.





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