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Polarity patents

      

This page is updated frequently with new Polarity-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


 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.


 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.


 Display panel and display device patent thumbnailDisplay 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.


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


 Digital protection relay patent thumbnailDigital 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


 Surgical cannulas and related systems and methods of identifying surgical cannulas patent thumbnailSurgical cannulas and related systems and methods of identifying surgical cannulas
A cannula for a surgical system may include a magnet located in a position to be sensed by the surgical system in a mounted position of the cannula to the surgical system. At least one of a presence of the magnet and a polarity of the magnet is sensed in the mounted position of the cannula to provide identification information relating to the cannula.
Intuitive Surgical Operations, Inc.


 Power conversion device and three-phase ac power supply device patent thumbnailPower conversion device and three-phase ac power supply device
A power conversion device includes: a conversion device for each phase which converts dc voltage inputted from a dc power supply, to voltage having an ac waveform to be outputted to each phase with respect to a neutral point of three-phase ac; and a control unit which controls these conversion devices. Each conversion device includes: a first conversion unit which has a dc/dc converter including an isolation transformer, and a capacitor, and which converts the inputted dc voltage to voltage containing a pulsating-current waveform corresponding to the absolute value of voltage obtained by superimposing a third-order harmonic on a fundamental wave as the ac waveform to be outputted; and a second conversion unit which has a full-bridge inverter for inverting the polarity of the voltage containing the pulsating-current waveform, per one cycle, thereby converting the voltage to voltage having the ac waveform..
Sumitomo Electric Industries, Ltd.


 Ac permanent-magnet switched reluctance motor patent thumbnailAc permanent-magnet switched reluctance motor
On an ac permanent magnet switched reluctance motor stator seat, “c-shaped” or “u-shaped” excitation salient pole pairs or compound excitation salient pole pairs are set up in a balanced way. Excited by excitation current, the permanent magnet flux of compound excitation salient pole pair is imported into the main loop of excitation flux to form compound excitation magnetic potential.

 Battery module patent thumbnailBattery module
A battery module includes a bus bar; and a plurality of battery packs electrically connected to each other by the bus bar and arranged in front and rear directions, wherein each of the plurality of battery packs comprises a front polarity display part and a rear polarity display part that display polarities of terminals in front and rear positions of the terminals, wherein the front polarity display part and the rear polarity display part are formed to have different heights.. .
Samsung Sdi Co., Ltd.


Display device and driving method thereof

A display device and a driving method thereof are disclosed. A data driving circuit of the display device outputs data signals corresponding to data lines to sub-pixels.
Innolux Corporation

Circuit device, electro-optical apparatus, and electronic instrument

A display panel has a first pixel group selected by a first scan line, and second pixel group selected by second scan line. A data line is shared by pixel in the first pixel group and a pixel in the second pixel group.
Seiko Epson Corporation

Developing device

A developing device includes: a developing roller that rotates in a given rotation direction; and a regulating portion that regulates the amount of feed of developer. The developing roller includes a circumferential surface on which a regulating pole having single polarity is formed.
Sharp Kabushiki Kaisha

Magnetic field measuring device

A magnetic field measuring device having a semiconductor body with a first surface running in an x-y plane, with a first and second magnetic field sensor disposed on the surface, and an axis of symmetry, which runs perpendicular to the first surface in the z-direction and to which the magnetic field sensors are positioned in a mirrored fashion, first and second magnets, which are spaced apart from one another and in each case have an axis and a polar surface running perpendicular to the axis and facing the semiconductor body. The magnetic polarity changes along the axes on a surface, whereby the axes run in the direction of the axis of symmetry, whereby the axis of symmetry runs between the axes of the magnets, whereby the surfaces of the magnets in each case are spaced apart in the z-direction to the first surface of the semiconductor body..
Micronas Gmbh

Garment comprising a module with a removable electronic display, fastened to the garment through supple magnetic means

Garment comprising a module with a removable electronic display, fastened to the garment through supple magnetic means the garment comprises a supple-sheet support (100) including a cut-out (102) formed in an apparent region. The electronic module (200) is a flat module arranged on the inner side of the support, which comprises a flexible circuit supporting electronic components and a display (206).
Parrot Shmates

High efficiency commutation circuit

A commutation circuit includes a coil connected to an h bridge, the h bridge including four main switches for reversing polarity and a resulting coil current in the coil. The commutation circuit further includes a voltage source configured to generate a bypass current, and at least one auxiliary switch for controlling the bypass current to thereby decrease a switch current through at least one of the main switches.
Abb Schweiz Ag

Solar cell module

A solar cell module includes: a plurality of solar cells; a front surface encapsulant member which is disposed on a front surface side of the plurality of solar cells and includes a first polyolefin-based material; a back surface encapsulant member which is disposed on a back surface side of the plurality of solar cells and includes a second polyolefin-based material; an intermediate member which is disposed between the front surface encapsulant member and the back surface encapsulant member and includes a polymer material having either one of a higher polarity and a higher water absorbability than the first polyolefin-based material and the second polyolefin-based material; and a front surface protective member and a back surface protective member disposed to place the plurality of solar cells, the front surface encapsulant member, and the back surface encapsulant member between the front surface protective member and the back surface protective member.. .
Panasonic Intellectual Property Management Co., Ltd.

Image forming apparatus

An image forming apparatus includes a discharging device for discharging the drum at a discharging portion opposing the surface of the drum; and a control unit for executing, during non-image formation, a cleaning operation for transferring the toner deposited on the transfer member onto the drum by applying a voltage from transfer voltage source to the transfer member. The control unit does not effect discharge by the discharging device for at least a region of the drum where a transfer voltage for transferring a normal-polarity toner of the toner deposited on the transfer member onto the drum is applied to the transfer member in the cleaning operation, and then passes the region of the drum through the charging portion in a state in which a voltage larger than a surface potential of the drum in a normal polarity side is applied to the charging member..
Canon Kabushiki Kaisha

Magnetic resonance imaging generating water-fat separation image

In order to provide a magnetic resonance imaging apparatus that can acquire an image capable of quantitative assessment of fat and a method for generating water-fat separation images, echo signals are acquired during application of a frequency encoding gradient magnetic field of positive and negative polarities at the same echo time, a correction amount for correcting an adverse effect of reception frequency characteristics is evaluated from the pair of correcting echo signals, and then the correction amount is used for removing the adverse effect of reception frequency characteristics of positive- and negative-polarity images acquired by inverting a polarity of the frequency encoding gradient magnetic field.. .
Hitachi, Ltd.

Apparatus and determining a resonant frequency of an lc circuit in situ, by comparing voltage and current polarity changes

The resonant frequency of a reactive circuit is determined in situ by determining phase angle differences between an a.c. Driving voltage applied to a transformer primary winding and an induced alternating current in the transformer secondary winding.
Continental Automotive Systems, Inc

Electrically-driven compressor for vehicle

When the magnitude of a motor current iu is smaller than a threshold value at a timing when a polarity of the motor current iu is expected to be reversed after the elapse of one control cycle, a control device sets a correction amount of a width of a pulse generated by pwm control at a correction amount +α. When the magnitude of the motor current is greater than the threshold value at the timing, the control device sets the correction amount of the width of the pulse generated by the pwm control at zero or a value β smaller than the correction amount +α.
Kabushiki Kaisha Toyota Jidoshokki

Electrostatic deposition

The present design describes systems, apparatuses and methods for improving the efficiency, amount and quality of deposition of material on an object or predetermined portions of an object. The object's surface is coated with a charge by depositing a charged pretreatment material (or first material) on the surface of the object.

Bird feeder with solar cell for repelling squirrels

A bird feeder includes an electric circuity for delivering a mild shock to squirrels attempting to eat seeds on a seed tray. A seed storage tube dispenses seeds on the surrounding seed tray, which is surrounded by walls forming a shell with windows providing access to the seeds.

Mobile zoom using multiple optical image stabilization cameras

In some embodiments, a first camera unit of a multifunction device for capturing a first image of a first visual field includes a first actuator for moving a first optical package. A second camera unit includes a second actuator for moving a second optical package.
Apple Inc.

Method for operating radio frequency digital to analog conversion circuitry in the event of a first and a subse-quent second input sample with different signs and an digital to analog conversion circuitry

A method for operating a radio frequency digital to analog conversion circuitry with a number of cells if a first input sample and a subsequent second input sample have different signs, comprises generating a first analog signal corresponding to the first input sample using a first subset of the number of cells of the digital to analog conversion circuitry with a local oscillator signal having a first polarity. The method further comprises applying a second local oscillator signal with an inverted polarity to a second subset of cells of the digital to analog conversion circuitry when a number of cells from the first subset of cells are used and selecting a number of cells from the second subset of cells to generate a second analog signal corresponding to the second input sample..
Intel Ip Corporation

Flexible solar generator provided with electrical protection against the impact of celestial objects, spacecraft and satellite comprising at least one such solar generator

A solar generator comprises a flexible support, an array of solar cells, electrical transfer conductors, blocking diodes, the solar cells being formed along different transverse strings, the solar cells situated in a same string being electrically connected in series, each string comprising two opposite ends, respectively of positive polarity and of negative polarity. The positive polarity end of each string of solar cells is individually connected to a respective blocking diode via an electrical transfer conductor dedicated to the string, the electrical transfer conductors dedicated to the different strings being independent of one another, the blocking diodes being located at the proximal end of the solar generator, outside of the array of solar cells..
Thales

Method and system for a low profile, low inductance power switching module

A method and system for a power module device is provided. The device includes a base, a circuit board including a plurality of gated switches formed of a semiconductor material, and an electrical bus member configured to connect to a voltage source having a first polarity.
General Electric Company

Single phase permanent magnet motor and driving mechanism

A single phase permanent magnet motor and a driving mechanism are provided. The motor includes a stator core, a rotor, and a winding.
Johnson Electric S.a.

Non-contact power feeding apparatus

A non-contact power feeding apparatus including a power transmitting coil 5 receiving supply of electric power from an ac power supply, a power receiving coil 6 receiving electric power transmitted from the power transmitting coil 5 in a non-contacting manner, switching unit for switching connections with coils 61 to 63, output unit for outputting the electric power received from the power receiving coil 6 to a load 11 through the switching unit, and controller for controlling the switching unit. The power receiving coil 6 includes a plurality of coils 61 to 63 sharing their coil axes, the switching unit is connected to the coils 61 to 63 and switches polarity of the coils 61 to 63 in accordance with interlinkage magnetic flux passes through each of the coils 61 to 63..
Nissan Motor Co., Ltd.

Automated ground fault interrupt tester

A system includes a hot wire and a neutral wire configured to establish a closed circuit between a power source and a load. The system further includes first and second transformers as well as a sensor.
Cooper Technologies Company

Magnetic surface contacts

This application relates to magnetically actuated electrical connectors. The electrical connectors includes movable magnetic elements that move in response to an externally applied magnetic field.
Apple Inc.

Electrode assembly and secondary battery including the same

An electrode assembly includes: an electrode plate which is wound together with an electrode plate having a different polarity and then formed in a form of a jelly roll and includes a plurality of non-coated portions that are spaced apart from each other; and a plurality of tabs attached to the plurality of non-coated portions, respectively, in which the plurality of non-coated portions includes a first non-coated portion having a set or predetermined width, and a second non-coated portion having a different width from the width of the first non-coated portion. According to the exemplary embodiments of the present invention, it is possible to more easily align and bond multiple tabs, and weld the multi-tab structure to a cid (or a can).
Samsung Sdi Co., Ltd.

Semiconductor memory device

A semiconductor memory device includes a thin-film capacitor disposed at a position facing a circuit surface of a memory chip except for a center pad region. The thin-film capacitor includes a first plane electrode, a thin-film dielectric layer, and a second plane electrode.
Noda Screen Co., Ltd.

Magnetically actuated restraining mechanisms

Some embodiments can include a retention mechanism having a first component including a first clasping surface and a first magnet having a first polarity as well as a second component having a second clasping surface configured to be alignable to and to coordinate with the first clasping surface. The second component can have a magnetic assembly having an effective polarity that varies in accordance with a electric current pulse received at the magnetic assembly, where a magnetic circuit is formed between the first magnet and the magnetic assembly, and where when the effective polarity of the magnetic assembly is the first polarity, the magnetic circuit is repulsive causing the first and second clasping surfaces to separate otherwise, the magnetic circuit is attractive causing the clasping surfaces to come together..
Apple Inc.

Additive manufacturing of magnets

A unibody magnetic structure having layers of variably magnetized material is disclosed. The unibody magnetic structure can be formed by way of additive manufacturing, such as by a stereolithographic (sla) process or a selective laser sintering (sls) process.
Apple Inc.

Memory cell structure of magnetic memory

A magnetic memory includes a plurality of memory cells and a data identification circuit. Each of the memory cells includes: a first bias node to which a first voltage is applied in data reading, the first voltage being a positive voltage; a second bias node to which a second voltage is applied in the data reading, the second voltage being a negative voltage having substantially the same absolute value as the first voltage; a connection node; a first spin device element connected between the first bias node and the connection node; and a second spin device element connected between the connection node and the second bias node.
Bluespin, Inc.

Floor effect unit

A floor effect unit for actuating a musical effect device is provided. The floor effect unit includes a base plate having at least one electrode configured to collect electric charges; a conductive plate having at least one pressable portion configured to collect electric charges having a polarity opposite to the polarity of charges collected on the electrode, pressable portion being configured such that pressing thereon reduces the distance between the at least one pressable portion and the at least one electrode changing thereby the capacitance therebetween; and a spacer disposed between the base plate and the conductive plate and being configured to provide dielectric gap therebetween, a printed circuit board coupled to the at least one electrode and the conductive plate and being configured to generate an output signal for operating the musical effect device in response to a change in the capacitance..
O.m.b. Guitars Ltd

Display apparatus and a driving the same

A display apparatus includes a display panel including a first pixel, and a panel driver to generate a first data voltage based on a first or second gamma, to output the first data voltage to the first pixel, to generate a second data voltage based on a third or fourth gamma, and to output the second data voltage to the first pixel, wherein the first and second gammas are based on a first reference gamma, and the third and fourth gammas are based on a second reference gamma different from the first reference gamma, wherein a luminance of an image based on the first or second gammas is higher than a luminance of an image based on the first reference gamma, and wherein a data voltage based on the first gamma has a positive polarity, and a data voltage based on the second gamma has a negative polarity.. .
Samsung Display Co., Ltd.

Array substrate and display driving method thereof as well as display device

There is provided an array substrate and display driving method thereof, and a display device, wherein the array substrate comprises a common voltage line, a plurality of pixel electrodes arranged in rows and columns, and at least one first transistor arranged between two adjacent pixel electrodes, wherein a gate electrode of first transistor is coupled to the common voltage line, a first electrode of the first transistor is coupled to one of the two adjacent pixel electrodes, and a second electrode of the first transistor is coupled to the other one of the two adjacent pixel electrodes. The disclosure makes it possible to achieve polarity neutralization of grayscale voltages for the adjacent pixels without reducing the pixel aperture ratio, thus significantly reducing power consumption without affecting the display effect and achieving a power consumption even lower than the lowest power consumption achieved by the existing display devices..
Chongqing Boe Optoelectronics Technology Co., Ltd.

N-phase signal transition alignment

System, methods and apparatus are described that facilitate transmission of data, particularly between two devices within an electronic apparatus. Information is transmitted in n-phase polarity encoded symbols.
Qualcomm Incorporated

Sensing frame averaging for cancelling display noise in simultaneous display and touch sensing

Techniques for removing display-based corrupting components from a capacitive sensing signal when display and capacitive sensing is performed at or nearly at the same time. A routing carrying display related signals (e.g., a source signal for sub-pixel updating) may induce a corrupting current into a routing for carrying capacitive sensing signals.
Synaptics Incorporated

Aggregate particles for use in electrophoretic color displays

A multi-color display device has front and rear electrodes on opposed sides of an electrophoretic medium. The device has a voltage controller configured to apply a first and a smaller second potential difference, of either polarity, between the electrodes.
E Ink Corporation

Printed circuit board and manufacturing the same

A printed circuit board and a method for manufacturing the same are provided. A printed circuit board according to an example includes a core formed by laminating dielectric substance layers; a capacitor including an internal electrode layer formed between the dielectric substance layers which are adjacent with each other and a connection via alternately connecting the internal electrode layers which are adjacent with each other to provide an electric charge having a different polarity to the internal electrode layers which are adjacent with each other and formed on the core; and a through via passing through the core..
Samsung Electro-mechanics Co., Ltd.

Rotary electric machine and stator of rotary electric machine

A stator and a rotary electric machine include a stator core including a plurality of stacked annular electromagnetic steel plates with coupling portions. The coupling portions are arranged with a pitch of an integral multiple of a central angle.
Toyota Jidosha Kabushiki Kaisha

Emitters of a backside contact solar cell

A system and method of patterning dopants of opposite polarity to form a solar cell is described. Two dopant films are deposited on a substrate.

Light emitting diode device

A light emitting diode device is provided. The light emitting diode device has a substrate, a plurality of metal pads, a plurality of leds and a first metal conductive wire.
Everlight Electronics Co., Ltd.

Non-volatile memory with a variable polarity line decoder

The present disclosure relates to a memory including a memory array with at least two rows of memory cells, a first driver coupled to a control line of the first row of memory cells, and a second driver coupled to a control line of the second row of memory cells. The first driver is made in a first well, the second driver is made in a second well electrically insulated from the first well, and the two rows of memory cells are produced in a memory array well electrically insulated from the first and second wells..
Stmicroelectronics (rousset) Sas

Gate line layout configuration

A display device may include pixels and source lines that provide data line signals to the pixels. The display device may also include gate lines that provide gate signals to switches associated with the pixels.
Apple Inc.

Display panel driving apparatus, driving display panel using the same and display apparatus including the same

A display panel driving apparatus includes a grayscale voltage outputting part which generates a first positive polarity grayscale voltage and a first polarity negative grayscale voltage, compares the first positive polarity with a first reference voltage to output a first comparison voltage, compares the first negative polarity grayscale voltage with a second reference voltage to output a second comparison voltage, compares the first comparison voltage with the second comparison voltage to output a voltage deviation value, and outputs a second positive polarity grayscale voltage and a second negative polarity grayscale voltage based on the voltage deviation value, and a data driving part which outputs a data signal based on image data to a data line of a display panel, using the second positive polarity grayscale voltage and the second negative polarity grayscale voltage.. .
Samsung Display Co., Ltd.

Image forming apparatus

An image forming apparatus includes a belt, a plurality of image forming devices including a photosensitive member, a developing device, a transfer device and a blade, and a control device configured to form a pattern image on a first photosensitive member, when an image to be printed on a sheet is not formed, by applying a developing voltage to a first developing device, an absolute value thereof is greater than that when an image to be printed on a sheet is formed, transfer the pattern image onto the belt and apply a transfer voltage or transfer current having the same polarity as that applied to a second transfer device when an image to be printed on a sheet is formed to the second transfer device when the pattern image to be conveyed by the belt passes the second transfer device.. .
Brother Kogyo Kabushiki Kaisha

System and monitoring exceptional watt hour meter terminal temperature

An electricity meter may include a plurality of current terminals and a temperature sensing circuit. The circuit has a first set of thermocouple junctions having a first observed polarity and a second set of thermocouple junctions having a second observed polarity that is opposite of the first observed polarity.
Elster Solutions, Llc



Polarity topics:
  • Spectrometer
  • Accommodation
  • Portable Computer
  • Control Unit
  • Carbon Atoms
  • Functional Groups
  • Hydrocarbon
  • Condensation
  • Compaction
  • Water Purification
  • Ion Mobility
  • Spectrometry
  • Relaxation
  • Mass Spectrometer
  • Adsorption


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    This listing is a sample listing of patent applications related to Polarity for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Polarity with additional patents listed. Browse our RSS directory or Search for other possible listings.


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