815results about How to "Weaken influence" patented technology

The present invention has been developed considering the above-described problems and aims to provide various structures and applications for illuminative light communication. According to the first aspect of the prevent invention, a broadcast system includes an LED light source 115 for lighting, a power line 103 that supplies electric power to the LED light source 115, a data modulator 102 that modulates and multiplexes a plurality of pieces of data, superimposes the resulting signal on an electric power waveform, and then transmits the resulting superimposed signal waveform to the power line 103, and a filter 112 that selectively separates one or more of a plurality of pieces of modulated data on the power line so as to control light intensity or blinking of the LED light source. Data is transmitted through changes in light intensity or blinking of the LED light source.

A solar cell assembly including a plurality of solar cells is formed on a common substrate, and a DC / DC converter which converts the output from the solar cell is connected to each solar cell to constitute a solar power generation apparatus. The output from the solar power generation apparatus is converted into an AC power by an inverter and supplied to a load or commercial AC power system. Since the arrangement is simplified, the manufacturing cost can be reduced, and the influence of partial shade or a variation in characteristic decreases.

A virtual machine management apparatus connected to a plurality of server devices via a network generates a new virtual machine on a server device in accordance with a request from a management terminal. At that time, for one or more server devices to which a new virtual machine can be allocated, the virtual machine management apparatus refers to an allocation rule table for storing a score for each of combinations of types of virtual machines. The score indicates appropriateness of a condition that each combination of types of virtual machines is to be allocated to the same server device. Thus, the virtual machine management apparatus computes an index value indicative of appropriateness of a condition that the new virtual machine is to be allocated to the server device. Then the virtual machine management apparatus determines an allocation target for the new virtual machine with reference to the computed index value.

A solar cell assembly including a plurality of solar cells is formed on a common substrate, and a DC / DC converter which converts the output from the solar cell is connected to each solar cell to constitute a solar power generation apparatus. The output from the solar power generation apparatus is converted into an AC power by an inverter and supplied to a load or commercial AC power system. Since the arrangement is simplified, the manufacturing cost can be reduced, and the influence of partial shade or a variation in characteristic decreases.

A radiation therapy system comprises a magnetic resonance imaging (MRI) system combined with an irradiation system, which can include one or more linear accelerators (linacs) that can emit respective radiation beams suitable for radiation therapy. The MRI system includes a split magnet system, comprising first and second main magnets separated by gap. A gantry is positioned in the gap between the main MRI magnets and supports the linac(s) of the irradiation system. The gantry is rotatable independently of the MRI system and can angularly reposition the linac(s). Shielding can also be provided in the form of magnetic and / or RF shielding. Magnetic shielding can be provided for shielding the linac(s) from the magnetic field generated by the MRI magnets. RF shielding can be provided for shielding the MRI system from RF radiation from the linac.

A system and method to control engine valve timing to improve air-fuel control in an engine with valves that may be deactivated. Valves that may be deactivated are controlled in a manner to improve detection of individual cylinder air-fuel ratios.

According to a first aspect, a secondary side of contactless power transmission apparatus includes: a holding member which is physically separated from a primary side; a magnetic layer; a shield layer for shielding electromagnetic noise; and a heat insulation layer. The secondary coil is a planar coil and supported by the holding member, and at least the magnetic layer is laminated on one side of the planar coil and unified with the planar coil. According to a second aspect, the secondary side of the apparatus includes a plurality of magnetic layers. Each permeability of the magnetic layers is different from each other, and each of the magnetic layers forms a magnetic path with the primary side.

A capacitance-type touch panel, allowing disturbance noise and touch detection time to be reduced and having a simple configuration, is provided. The capacitance-type touch panel including: a plurality of drive electrodes each having a strip shape; a drive control circuit performing control such that a drive signal for touch detection is selectively applied to the drive electrodes; a plurality of touch detection electrodes arranged to intersect with the drive electrodes in such a manner that capacitance is formed in each intersecting part, and each outputting a detection signal in synchronization with the drive signal; and a detection circuit detecting an external proximity object based on the detection signal. The drive control circuit controls application of the drive signal in such a manner that the detection signal is a polarity-alternating signal including a positive-negative asymmetrical signal component which is due to presence of the external proximity object.

Pulsating light is used to penetrate a user's finger placed an input surface (which can be a fiber optic surface) of a video camera to avoid the effects of bloodflow from a normal human pulse on the quality of the image which would otherwise change the contrast of the image. The use of pulsating light of shorter durations than a typical human pulse provides an accurate image of a portion of a finger for identification. A retractable cover blocks the fiber optic input surface during a non-working mode, and allows access for identification during a working mode. A light source having a plurality of light emitting diodes provides light that diaphans a portion of the finger. Several successive frames of image signals allow for biometric detection and verification of a human pulse to ensure the finger is not a counterfeit.

A memory effect distortion component compensating unit compensates for a distortion component caused by the memory effect of the amplifier by using a time difference of results from raising an input signal to even power. For example, the amplifier may include a memory effect distortion component compensating unit having an even power raising means for raising an input signal to even power, an even power raising result delaying unit for delaying a signal of a result of even power raising, an even power raising result time difference detecting unit for detecting a difference between a signal of an even power raising result and a delayed signal, an input signal multiplying unit for multiplying a signal of a detection result by an input signal, a distortion compensation coefficient multiplying unit for multiplying a signal of a multiplication result by a distortion compensation coefficient, and a distortion compensation coefficient multiplication result adding unit for adding an input signal and a signal of a multiplication result.

An electrophoretic display and method for driving panel using the same are provided. The electrophoretic display includes a display panel and a driving circuit. The display panel includes a plurality of column data lines and a plurality of row scan lines. The driving circuit provides a plurality of data driving signals to the column data lines, and provides a plurality of scan signals to row scan lines. Each of the scan signals has a plurality of scan enable periods, and each of the scan enable periods includes a plurality of scan interval periods. Each of the scan signals is floating or grounding during the scan interval periods. Each of the data driving signals includes a plurality of data driving periods, and each of the data driving periods includes a plurality of driving interval period. Each of the data driving signals is floating or grounding during the driving interval period.

A method of magnetic resonance imaging of an object comprises the steps of arranging the object in a stationary magnetic field, subjecting the object to an excitation and encoding sequence of magnetic field gradients resulting in k-space sampling in two segments along the phase encoding direction, wherein the encoding sequence of the magnetic field gradients is selected such that the two segments in k-space are sampled along trajectories beginning with a central k-space line through the k-space center and continuing to opposite k-space borders of the two segments, collecting magnetic resonance signals created in the object, and reconstructing an image of the object based on the magnetic resonance signals, wherein one central k-space line is sampled in both of the two k-space segments, and intersegment phase and / or intensity deviations are corrected in both k-space segments using the magnetic resonance signals collected along the central k-space line. Furthermore, an imaging device for magnetic resonance imaging of an object is described.

The present invention relates to a capacitive fingerprint sensing device comprising a semiconductor substrate; and an array of sensing elements formed on the semiconductor substrate. Each of the sensing elements comprises a protective dielectric top layer; a sensing structure arranged underneath the top layer; and a charge amplifier connected to the sensing structure. The charge amplifier comprises a negative input connected to the sensing structure; a positive input; an output providing a sensing signal; a feedback capacitor; and a sense transistor having a gate constituting the negative input. The sense transistor is formed in an insulated well in the semiconductor substrate. The fingerprint sensing device further comprises excitation signal providing circuitry connected to the positive input of the charge amplifier and the well for changing electric potentials of the sensing structure and the well, to thereby reduce the influence of parasitic capacitances in the sensing element.

The image processing device includes: a specular reflection detector (1110) configured to detect, in a first image, an enlarged region including a saturated region and an adjacent region, the saturated region being a pixel region having a pixel value equal to or larger than a predetermined threshold, and the adjacent region at least partially surrounding the saturated region; and a replacement unit (1130) configured to replace a pixel value of a pixel included at least in the adjacent region, with one of (i) a pixel value of a pixel in a region of a second image that is located at a position corresponding to a position of the enlarged region in the first image and (ii) a pixel value of a pixel adjacent to the pixel in the second image, the adjacent region being included in the enlarged region detected by the specular reflection detector (1110).

A clock generation system for generating a first-, a second-, and a third-reference frequency clocks having respective frequencies having predetermined ratios to the reference frequency of a reference clock, using PL circuits in such a way that the clocks have sufficient S / N ratios in spite of the S / N ratio limitation by the noise floor. A first reference frequency clock is supplied to a first PLL circuit to generate an intermediate-frequency clock having an intermediate frequency having a predetermined ratio to the reference clock. The intermediate-frequency clock is supplied to a second and a third PLL circuits to generate a second and a third reference frequency clocks having frequencies respectively having a second and a third ratios to the intermediate frequency, respectively.

An object of the invention is to provide a floating mobile object control system capable of causing a floating mobile object to stand still in a predetermined position with high precision or track a target trajectory with high precision, even under disturbances caused by waves, tidal current, etc. A floating mobile object control system of the present invention capable of achieving the above object is a control system 1 for a floating mobile object 10, in which the floating mobile object includes: a main body part B that can be considered as a single rigid body constituting a part of the floating mobile object; an effector part E for generating a thrust for the floating mobile object; and a thrust transfer gate G for dynamically connecting the main body part and the effector part, the thrust transfer gate being adapted to be able to actually measure a thrust from the effector part acting on the main body part, and a measured value for the thrust from the thrust transfer gate G is used to obtain a thrust command to the effector part E (FIG. 4).

Provided is a pattern inspecting and measuring device that decreases the influence of noise and the like and increases the reliability of an inspection or measurement result during inspection or measurement using the position of an edge extracted from image data obtained by imaging a pattern as the object of inspection or measurement. For this purpose, in the pattern inspecting and measuring device in which inspection or measurement of an inspection or measurement object pattern is performed using the position of the edge extracted, with the use of an edge extraction parameter, from the image data obtained by imaging the inspection or measurement object pattern, the edge extraction parameter is generated using a reference pattern having a shape as an inspection or measurement reference and the image data.

A system and method to control engine valve timing to improve air-fuel control in an engine with valves that may be deactivated. Valves that may be deactivated are controlled in a manner to improve detection of individual cylinder air-fuel ratios.

A negative electrode used for a nonaqueous electrolyte solution battery having nonaqueous electrolyte solution containing lithium ion includes a metal carbon composite material. The metal carbon composite material has a porous carbon material having cavities, and a metal material made of metal to reversibly store or emit lithium ion. The metal material is arranged on a surface of the porous carbon material including inner surfaces of the cavities. The porous carbon material has a mass of 1-65 mass % when the metal carbon composite material is defined to have a mass of 100 mass %.

A sheet conveying apparatus for conveying a sheet to an image forming portion has a first aligning member for effecting the alignment of the sheet with one of the opposite side edges of the sheet parallel to a sheet conveying direction as a reference, a second aligning member for effecting the alignment of the sheet with the leading edge of the sheet orthogonal to the sheet conveying direction as a reference, and an aligning operation controlling device for selectively operating one of the first aligning member and the second aligning member on the basis of at least one of image information, sheet information and sheet processing information.

A ferroelectric memory device including a memory cell array region having reduced influence of disturbance noise and divided into row blocks for every sub-bitline subordinate to main bitlines. One end of each sub bitline is connected to the main bitline through a first sub bitline select switch. The other end of the sub bitline is connected to a common potential supply line through a second sub-bitline select switch which is turned on complementarily with the first sub-bitline select switch.

A current sensor includes an electric wire to be measured, a guide portion for guiding the electric wire to be measured, a holding portion for holding the electric wire to be measured, and four pairs of magnetic sensor elements arranged at intervals of 90 degrees along a circumference around a center axis which is a virtual arrangement axis of the electric wire to be measured. The outputs of the magnetic sensor elements of each pair are appropriately linearly combined and the linearly combined outputs of all the pairs are added. Hence, a space for guiding the electric wire to be measured can be easily allocated, and the effects of variation sources such as the displacement of the electric wire to be measured, a constant external magnetic field, and an external magnetic field generated by a neighboring electric wire are compensated for, whereby a small high-accuracy current sensor is provided.

A bow sight automatically corrects and compensates for various dynamically changing aiming, shooting, and / or environmental conditions. The bow sight can perform situation-specific aim evaluations and corrections to correct or compensate for situation-specific shooting and environmental factors, at a given time and on a per-shot basis. The bow sight includes integrated sensor-type devices, such as a range finder, an inclinometer, and an anemometer, which detects values of situation-specific shooting and environmental factors and communicates such detected values with a processor or other control device. The processor uses the situational specific data, as well as bow and arrow performance data, and data from shot calibrations, to calculate precise vertical and horizontal aim compensations required to accurately hit the desired target point. The bow sight displays a new crosshair, dot, or multiple dot set, to direct the archer to a situation-specific aiming point for the most accurate shot under those particular circumstances.

The invention provides a signal transmission device that transmits a signal applied to a pair of input terminals to a pair of output terminals insulated electrically from the pair of input terminals while reducing the influence of an external noise magnetic field. The signal transmission device has a pair of coils, a pair of magnetic sensors and a signal output section. Each of the coils is connected between the pair of input terminals. Each of the coils generates a magnetic field respectively in response to the input signal applied between the pair of input terminals. A direction of the magnetic field generated by one of the coils is opposite to a direction of the magnetic field generated by the other of the coils. Each of the magnetic sensors corresponds to one of the coils exclusively. Each of the magnetic sensors detects the magnetic field generated by the corresponding coil, and outputs a detection signal in response to the detected magnetic field. The signal output section outputs an output signal to the pair of output terminals. The output signal corresponds to a difference between the pair of detection signals outputted by the pair of magnetic sensors. In the difference, the signal component caused by an external noise magnetic field is canceled. On the other hand, in the difference, the signal component caused by the input signal applied between the pair of input terminals are doubled with respect to the input signal. Thereby, the signal output section outputs the output signal with high S / N ratio.

An electrostatic capacitance detection circuit includes a charge amplifier that has an operational amplifier in which a capacitor is provided on a feedback path, and into which a signal including detection of electric charge of an inter-electrode capacitor of a sensor electrode and electric charge due to an external noise, and a selection switch that can switch a direction of a capacitor that is connected to input and output terminals of the charge amplifier through a feedback path that switches the direction of the capacitor depending on a direction of electric charge flowing in from a detection-side electrode of the sensor electrode, due to a drive signal applied to the sensor electrode.

In order to reduce the influences of engine heat and vibration on a shift actuator, a shift actuator is disposed apart from the engine and the transmission on a vehicle. In particular a straddle-type vehicle, the vehicle includes a head pipe and a body frame including a main frame that extends rearward from the head pipe. The engine is suspended by the body frame 2 and a transmission is disposed next to the engine. The transmission includes a shift mechanism having a multiple-step speed change gear and a clutch mechanism that interrupts the transmission of rotation at the switching of the speed change gear of the transmission 40. An automatic transmission control unit operates the clutch mechanism and switches the speed change gear of the transmission automatically. The automatic transmission control unit includes the shift actuator which is mounted to the body frame and is disposed opposite to the transmission with the body frame therebetween, as viewed from the side of the vehicle, for operating the shift mechanism. A shift rod joins together the shift mechanism and the shift actuator.