33results about How to "Reduce and prevent interference" patented technology

Embodiments of the present invention provide for determining whether an insufficient guard band exists in a spectrum carrying potentially interfering signals and allocating a temporary guard band to spectrally separate the two signals, thereby reducing or preventing inter-signal interference.

A backlight system for a backlit display, the system comprising a plurality of backlight units corresponding to an adjacent region of a backlit display, each unit having at least one light emission source; and a controller for individually controlling each backlight unit to vary at least one light characteristic of light emission from each backlight unit, wherein the at least one light characteristic is defined by determining at least one predefined parameter of light for each of a plurality of regions of an image to be displayed on a backlit display, the regions of the image corresponding to an adjacent backlight unit.

A cellular wireless system using a single frequency OFDMA channel. Base stations include means for synchronization in frequency and time for control purposes. The synchronization means include same Frame numbers and slot index and same reference clock. In a cellular wireless system using a single frequency OFDMA channel, wherein base stations include means for synchronization in frequency and time for control purposes, a method for organizing data and pilots into sub-channels comprising pilots allocations among BSs. The method may further include taking the variable pilots and performing the allocation while shifting through time.

A method and apparatus for changing a frequency of a clock signal to avoid interference is disclosed. In one embodiment, data conveyed on a first interface is synchronized to a clock signal at a first frequency. Signals are conveyed on a second interface at another frequency. Responsive to a change of the frequency at which signals are conveyed on a second interface, a clock control unit associated with the first interface initiates a change of the clock signal to a second frequency. The second frequency may be chosen as to not cause interference with the frequency at which signals are conveyed on the second interface. The change of the clock frequency may be performed in such a manner as to prevent spurious activity on the clock line of the interface.

A method for providing a personalized bidirectional channel in broadcasting systems. In cellular broadcasting system the method contains the steps of: allocating a first group of subcarriers to broadcast transmission and a second group of subcarriers to personalized channels; reducing interference in the broadcast transmission by using equalizer; and reducing interference in the personalized channels by using controlled allocation of subcarriers in the second group to each subscriber. In OFDM broadcasting system the method contains the steps of: transmitting OFDM transmission from the base-station to the subscriber units; transmitting from the subscriber units to the base-station signals that are orthogonal to signals transmitted from the base-station; and receiving the orthogonal signals at the base-station.

An organic light emitting display device includes a substrate on which is included pixel columns extending in a column direction and adjacent to each other in a row direction, data lines extending in the column direction and adjacent to each other and between the pixel columns in the row direction, a power source line extending in the column direction, a scan line extending in the row direction, a switching transistor connected to the scan line and one of the data lines, a driving transistor connected to the switching transistor, an OLED connected to the driving transistor, and a storage capacitor including a first storage capacitor plate and a second storage capacitor plate overlapping the first storage capacitor plate in a thickness direction, connected to the power source line, and having a portion extending in the column direction between and not overlapping the data lines in the thickness direction.

Provided is an interference control method that, in the case where a macro terminal does not exist close to the femtocell terminal, improves the coverage performance and bit rate of femtocell terminals, and also prevent deterioration in the performance of femtocell base stations, femtocell terminals, or macro terminals. In this method, the macro terminals (102, 103) will transmit, when the difference value between the RSRQs of the femtocell base stations (104) and the RSRQ of a macro base station (101) is greater than a prescribed threshold value, a request to start an interference control, the difference value, and identification information of the femtocell base station (104), to the macro base station (101). The macro base station (101) will transmit, on the basis of the request, the difference value, and identification information, an interference-control start-up request signaling to the femtocell base station (104) specified by the identification information. The femtocell base station (104) will conduct interference control, on the basis of the interference-control start-up request signaling, to femtocell terminals (105) registered with the femtocell base station (104).

A method and device are provided for the interference elimination of a redundant acoustic input signal of an acoustic reproducing device, such as a mobile phone or a hearing aid, according to which the interference is concentrated in a partial frequency range of a total frequency range of the input signal. The present invention seeks to improve the sound quality of an acoustic output signal produced. The inventive method includes the following subsequent steps: a) removing the partial frequency range of the input signal, in which the interference is concentrated, b) dividing up the intensity of the frequency range of the input signal that was allowed to pass in the first step into an input signal portion to be maintained and an input signal portion to be further processed, c) synthesizing the partial frequency range of the input signal removed in step a) in accordance with the input signal portion to be further processed, and d) combining the input signal portion from step b) to be maintained and the synthesized input signal portion from step c), thereby producing an output signal that is interference-eliminated as compared to the input signal.

A structure of a semiconductor device is provided, where intervals can be narrowed between leads arranged around a semiconductor element to increase the number of leads, and electrical interference is prevented or reduced between the leads to cause no crosstalk between the leads. The semiconductor device of the present invention includes a semiconductor element and a plurality of leads arranged around the semiconductor element. The plurality of leads include a plurality of first leads and a plurality of second leads. The plurality of first leads are connected to electrode terminals of the semiconductor element through connection members. The plurality of second leads are arranged between the first leads and are not connected to the electrode terminals of the semiconductor element.

A rechargeable battery pack according to one or more exemplary embodiments of the present invention includes: unit cells including rechargeable batteries stacked along a first direction; rechargeable battery modules including the unit cells and electrically connected to each other, and including end plates at outermost ends of the rechargeable battery modules; and a combining member connecting the end plates of the rechargeable battery modules, wherein each of the end plates includes: a main body facing the unit cells; a flange bent from the main body and facing the combining member; a first fastening member connecting the flange to the combining member; and a handling opening in the main body at a side of the first fastening member.

An electro-optic device is provided that is capable of preventing an interference of reflected lights from a light reflecting film and avoiding the occurrence of glare and chrominance non-uniformity among pixels, and an electronic apparatus using the electro-optic device. In a TFT array substrate of a reflective or transflective electro-optic device, a lower-side recess / projection forming film 13a, is formed in each of pixels 100a in the form of a matrix pattern so that a recess / projection pattern to scatter light is formed on the surface of a light reflecting film. The pixels are grouped into a plurality of units, each including a plurality of pixels, and the recess / projection pattern is formed to provide a different pattern for each pixel at least in each of the units. Different recess / projection patterns are obtained, for example, by rotating the recess / projection pattern for a pixel as a reference.

The invention relates to a clustered substrate processing system comprising a plurality of lithography elements. Each lithography element is arranged for independent exposure of substrates according to pattern data, and comprises a plurality of lithography subsystems, a control network arranged for communication of control information between the lithography subsystems and at least one element control unit, the element control unit arranged to transmit commands to the lithography subsystems and the lithography subsystems arranged to transmit responses to the element control unit, and a data network arranged for communication of data logging information from the lithography subsystems to at least one data network hub, the lithography subsystems arranged to transmit data logging information to the data network hub and the data hub arranged for receiving and storing the data logging information. The system further comprises a cluster front-end for interface to an operator or host system.

A method and apparatus for changing a frequency of a clock signal to avoid interference is disclosed. In one embodiment, data conveyed on a first interface is synchronized to a clock signal at a first frequency. Signals are conveyed on a second interface at another frequency. Responsive to a change of the frequency at which signals are conveyed on a second interface, a clock control unit associated with the first interface initiates a change of the clock signal to a second frequency. The second frequency may be chosen as to not cause interference with the frequency at which signals are conveyed on the second interface. The change of the clock frequency may be performed in such a manner as to prevent spurious activity on the clock line of the interface.

Provided is an interference control method that, in the case where a macro terminal does not exist close to the femtocell terminal, improves the coverage performance and bit rate of femtocell terminals, and also prevent deterioration in the performance of femtocell base stations, femtocell terminals, or macro terminals. In this method, the macro terminals (102, 103) will transmit, when the difference value between the RSRQs of the femtocell base stations (104) and the RSRQ of a macro base station (101) is greater than a prescribed threshold value, a request to start an interference control, the difference value, and identification information of the femtocell base station (104), to the macro base station (101). The macro base station (101) will transmit, on the basis of the request, the difference value, and identification information, an interference-control start-up request signaling to the femtocell base station (104) specified by the identification information. The femtocell base station (104) will conduct interference control, on the basis of the interference-control start-up request signaling, to femtocell terminals (105) registered with the femtocell base station (104).

The invention is a device for guiding a laser tool for processing a workpiece and includes a scanner optic, an image sensor that is optically integrated into a portion of the beam path of a workpiece processing beam, and at least one projector that is mounted externally to the scanner optics. Scanner optic, projector, and image sensor move together. The projector projects a second laser beam onto the workpiece. A semi-permeable deflection unit in the scanner optic is permeable to the second laser beam and impermeable to the workpiece processing beam. The image sensor is arranged on the side of the semi-permeable deflection unit facing away from the path of the workpiece processing beam. The measuring light is reflected from the workpiece into the scanner optic, through the semi-permeable deflection unit and then detected by the image sensor. The device enables mass production of fine fillet welds and flange welds.

Provided is a system for handling a semiconductor module, the system may include a rotor, a rotational driving device, at least one insertion portion, and at least one extraction portion. The rotor may be configured to rotate clockwise and counterclockwise around a rotation axis. The rotational driving device may be configured to rotate the rotor. The at least one insertion portion may be connected to the rotor and may be configured to insert a semiconductor module into a socket. The at least one extraction portion may be connected to the rotor and may be configured to extract the semiconductor module from the socket.

A mounting target working device includes a mounting target holding unit that holds a mounting target. The mounting target holding unit includes a lift mechanism that moves the mounting target in an upward-downward direction, a tilt mechanism attached to the lift mechanism and that tilts the mounting target, and a rotation mechanism attached to the tilt mechanism and that rotates the mounting target. The rotation mechanism is supported in a cantilever manner by the tilt mechanism.

A method for providing a personalized bidirectional channel in broadcasting systems. In cellular broadcasting system the method contains the steps of: allocating a first group of subcarriers to broadcast transmission and a second group of subcarriers to personalized channels; reducing interference in the broadcast transmission by using equalizer; and reducing interference in the personalized channels by using controlled allocation of subcarriers in the second group to each subscriber. In OFDM broadcasting system the method contains the steps of: transmitting OFDM transmission from the base-station to the subscriber units; transmitting from the subscriber units to the base-station signals that are orthogonal to signals transmitted from the base-station; and receiving the orthogonal signals at the base-station.

A display device including: a sensor device; a display module to display an image and having a first through-hole in which the sensor device is positioned; and a bottom panel cover on one surface of the display module and having a second through-hole in which the sensor device is positioned. The first through-hole has breadth that increases from the one surface of the display module toward another surface of the display module opposite to the one surface of the display module.

A desk or table shield includes a clear face and two wings, is individually assignable, easily attached to a desk or table top, and include elbow openings preventing or reducing interference with arms during use. Clips are permanently attached to the desk or table top, and the shield engages and disengages from the clips to attach and detach from the desk or table. A template facilitates portioning the clips for attachment to the desk or table top. The wings are attached to the face by flexible hinges. Cable cutouts are provided for cabling. Carrying handles are provided by slots in the face and wings which align when the wings are folded against the face for carrying.

An ATR-probe including: a housing having a media opening; a radiation guiding body closing the media opening and having two planparallel surfaces, between which light can be guided by means of total reflection. A section of a first planparallel surface bordered by a sealing ring can be contacted through the media opening with a medium to be measured. Transmission light conductors and receiving light conductors in the housing, wherein light is guided from the transmission light conductors, through the radiation guiding body, into the receiving light conductors; and wherein adjoining the first planparallel surface are first and second deflection surfaces, on which, respectively, light coupled into the radiation guiding body and light to be coupled out are deflected by total reflection, so that the light can be guided between the planparallel surfaces by means of total reflection. The light is not collimated, and the effective area of the transmission light conductors is smaller than the effective area of the receiving light conductors.

Disclosed is a display panel including: a liquid crystal layer; and a polarization-touch sensing layer stacked on one side of the liquid crystal layer, the polarization-touch sensing layer comprising: a plurality of wire grid areas configured to polarize incident light from a light source the wire grid areas including grid patterns configured to transmit a plurality of touch sensing signals; and a plurality of seam areas arranged in between the plurality of wire grid areas and including a conductive area configured to transmit the touch sensing signal between a pair of adjacent grid patterns, and a nonconductive area configured to block the plurality of touch sensing signals from being transmitted between the pair of grid patterns.

A method for providing a personalized bidirectional channel in broadcasting systems. In cellular broadcasting system the method contains the steps of: allocating a first group of subcarriers to broadcast transmission and a second group of subcarriers to personalized channels; reducing interference in the broadcast transmission by using equalizer; and reducing interference in the personalized channels by using controlled allocation of subcarriers in the second group to each subscriber. In OFDM broadcasting system the method contains the steps of: transmitting OFDM transmission from the base-station to the subscriber units; transmitting from the subscriber units to the base-station signals that are orthogonal to signals transmitted from the base-station; and receiving the orthogonal signals at the base-station.

An image signal processor includes a line interleaving controller and an image signal processor core. The line interleaving controller receives a plurality of image data lines included in an image frame, generates one or more virtual data lines corresponding to the image frame, and outputs the plurality of image data lines and the virtual data lines sequentially line by line. The image signal processor core includes at least one pipeline circuit. The pipe line circuit includes a plurality of processing modules serially connected to sequentially process data lines received from the line interleaving controller. The line interleaving controller processes one or more end image data lines included in an end portion of the image frame based on the virtual data lines. Interference or collision between channels is reduced or prevented by processing the end image data lines in synchronization with the virtual data lines.

A multi-terminal chip inductor includes coil conductors in base material layers, an interlayer connection conductor connecting the coil conductors across layers, and external electrodes each connected to portions of a series of coil conductors defined by the coil conductors and the interlayer connection conductor. The external electrodes include a common external electrode. A first of the coil conductors to which the common external electrode and a first external electrode adjacent to the common external electrode in a circuit are connected, includes first coil conductors connected to each other in parallel.

A phase shifter module includes a base material, a common terminal, and individual terminals, the common terminal and the individual terminals being provided at the base material. Inside the base material, phase shifters that are connected between the individual terminals and the common terminal, respectively, are provided. The phase shifters each include a primary coil and a secondary coil that is coupled to the primary coil by magnetic field coupling and define a transformer phase shifter. With this configuration, a phase shifter module for use with SAW filters while reducing or preventing interference among the SAW filters, a multiplexer / demultiplexer that includes the phase shifter module, and a communication apparatus that includes the phase shifter module, are obtained.