41results about How to "Accurately perform" patented technology

A system, method and medium indexing a plurality of photos semantically based on a user's annotation. The method includes analyzing the user's annotation and extracting a shared index from the user's annotation, detecting a situation change in the plurality of photos, and indexing the plurality of photos according to the situation change based on the shared index.

Variations occur in the characteristics of transistors. The present invention is a signal-line drive circuit comprising first and second current source circuits corresponding to respective plurality of signal lines, a shift register, and n (n is a natural number of one or more) video-signal constant current source s, wherein each of the first and second current source circuits has a capacitance means and a supply means. The capacitance means held in one of the first and second source circuits converts a current including a current supplied from each of the n video-signal constant current source s to voltage in response to a sampling pulse supplied from the shift register and a latch pulse supplied from the exterior; and the supply means held in the other supplies a current responsive to the converted voltage. The values of the currents supplied from the n video-signal constant current source s are set to a proportion of 2⁰:2¹: . . . :2ⁿ.

An expression converting method wherein for each sentence in a corpus, key words are selected from the sentence, a combination of key words that are in a co-occurrence relation is identified from among a predetermined number of combinations of key words among the selected key words, and the identified key word combination and an expression into which the sentence from which the key words are selected is converted are previously associated, and wherein predetermined key words are selected from an input sentence, the selected key words are combined, the key word combinations and the previously identified key word combination of each sentence are compared, one or more than one sentences that coincide or have a high degree of similarity as a result of the comparison are selected, and expressions into which the selected sentences are converted are output.

A loudspeaker checking apparatus includes a signal generating unit configured to generate a test tone signal by adding first and second sinusoidal signals of different frequencies; a control circuit configured to allow the signal generating unit to generate a plurality of test tone signals by varying the frequencies; an output circuit configured to simultaneously supply the plurality of test tone signals to a plurality of loudspeakers, respectively; an analyzing unit configured to perform frequency analysis on an output signal from a microphone that picks up test tones output from the plurality of loudspeakers; and a determining unit configured to determine whether the respective loudspeakers are normal or abnormal on the basis of an analysis result made by the analyzing unit.

The ultraviolet short-pulse laser light emitted from the ultraviolet short-pulse laser light source 1 is focused on and caused to irradiate a macromolecular crystal 8 contained in a sample container 6 via a shutter 2, intensity adjusting element 3, irradiation position control mechanism 4, and focusing optical system 5. The sample container 6 is carried on a stage 7, and can be moved in three dimensions along the directions of the x, y and z axes in an x-y-z orthogonal coordinate system with the direction of the optical axis being taken as the z axis; furthermore, the sample container 6 can be rotated about the z axis. Working of the macromolecular crystal is performed by means of ultraviolet short-pulse laser light that is focused on and caused to irradiate the surface of the macromolecular crystal 8. In this way, various types of working can be securely performed on macromolecular crystals with little damage and by means of a simple operation.

A device and method for optically measuring a substance in blood using the nail as an optical window are provided. A device for optically measuring a test substance in blood by using the nail as an optical window and correcting or eliminating fluctuation of a measurement value based on optical characteristics of the nail plate, comprising irradiation means applying light within a wavelength range for measuring absorption by the test substance to the nail of a subject, detection means detecting light diffused/reflected from or transmitted through the body of the subject, and processing means processing a signal obtained by the detection means to convert the signal into a concentration of the test substance.

In an automotive power window system, a controller detects positions of a window glass that moves through driving operation of a motor during the closing operation of a window. The controller reduces a rotation speed of the motor when the window glass reaches a speed altering position. It calculates the amount of reduction in the rotation speed produced by the rotation speed reducing operation. Then, it corrects a rotation speed obtained during the closing operation by compensating for the amount of reduction. It determines whether an obstruction for the closing operation is present based on the corrected rotation speed. If the obstruction is detected, it controls the motor for releasing the obstruction.

In an identification information examination mode, reception sensitivity of a reception device in an information obtaining mode is reduced. In the reception device, information transmitted from a transmission device mounted in a vehicle adjacent to the host vehicle is not received, and identification information transmitted from a transmission device mounted in the host vehicle is received. Then, an examination is performed by comparing the received identification information with the identification information stored in memory in advance.

In an image forming apparatus, a control section 41 adjusts the surface potential of a photoconductor or the developing potential of a developer carrying member based on the detection result of a surface potential sensor 44, and performs first correction whereby, relative to the reference value of the applied bias of a charger 2 or the developing bias of the developer carrying member in a developing unit 4 as observed during potential adjustment, the applied bias or the developing bias is varied so as to keep constant the potential difference between the surface potential of the photoconductor and the developing potential of the developer carrying member during image formation. The control section also performs second correction whereby the applied bias or the developing bias is restored to the reference value over a predetermined period after the completion of continuous image formation.

Disclosed a normalized metadata generation device, and object occlusion detection device and method. A normalized metadata generation method includes generating a multi-ellipsoid based three-dimensional human model using perspective features of a plurality of two-dimensional images obtained by the multiple cameras, performing scene calibration based on the three-dimensional human model to normalize object information of the object included in the two-dimensional images, and generating normalized metadata of the object from the two-dimensional images on which the scene calibration is performed.

An apparatus for detecting inter-cylinder air-fuel ratio imbalance in an engine is provided. The apparatus includes a turbocharger, a bypass passage configured to bypass a turbine of the turbocharger, a waste gate valve configured to selectively close the bypass passage, an air-fuel ratio sensor installed in a portion of an exhaust passage which portion is located on a downstream side of a junction between a downstream side of the turbine and a downstream side of the bypass passage, and a determination unit programmed to compare a value of a degree of fluctuation in an output from the air-fuel ratio sensor or a parameter correlated therewith with a predetermined threshold to perform inter-cylinder air-fuel ratio imbalance determination. The determination unit is programmed not to perform the imbalance determination when an opening degree of the waste gate valve is equal to or higher than a predetermined reference value.

The camera module according to an embodiment of the present invention including: a printed circuit board on which

Nan image sensor is mounted; a holder member installed on the printed circuit board; a lens module located in the holder member; and a guide unit formed protruding from the surface of the holder member opposite to the image sensor.

A method is provided for calculating a performance of a photovoltaic module comprising at least a first photovoltaic cell and a second photovoltaic cell. The method comprises calculating a heat flow between the first photovoltaic cell and the second photovoltaic cell using a first thermal equivalent circuit of the first photovoltaic cell and a second thermal equivalent circuit of the second photovoltaic cell, wherein at least one node of the first thermal equivalent circuit is connected to a corresponding node of the second thermal equivalent circuit by a thermal coupling resistance. The method may be used for calculating the influence of spatial and temporal variations in the operation conditions on the performance, such as the energy yield, of a photovoltaic module or a photovoltaic system.

A biological information measuring apparatus includes a sensor unit as a biological information measuring module including a light emitting unit that emits light to an object, and a light receiving unit that receives light from the object. A circumference length of the light emitting unit on the outer circumference is equal to or greater than 1.9 mm and equal to or less than 9.5 mm.

Provided is a method for optical proximity correction for use in manufacturing highly resolved semiconductor chips. The method includes setting a target layout; setting a peculiar area; sorting the peculiar area from the target layout; generating a marking layer; resetting a critical dimension (CD) of a peculiar pattern; compensating an optical proximity effect; and manufacturing a mask. The method provides an improved way of improving more accurately CD uniformity by performing optical proximity correction with respect to a pattern to which a bias rule is difficult to apply due to an absence of an adjacent pattern.

The invention provides a method of characterising a scattering coloured pigment for use in the determination of the absorption and scattering coefficients of the scattering coloured pigment, the method comprising the step of obtaining a reflectance spectrum of a mixture of the scattering coloured pigment with a substantially non-absorbing scattering pigment at a plurality of different volume fractions wherein the substantially non-absorbing scattering pigment has a particle size greater than 0.6 micron. Also provided is a pigment characterisation system adapted to perform the method of the invention to characterise a scattering coloured pigment.

A time-frequency block-sparse channel estimation method based on compressed sensing includes the following steps. Step 1: A channel model is established. Step 2: According to the channel model obtained in Step 1, a sparse signal estimation value is solved by a compressed sensing method to further calculate an index set. Step 3: According to the index set obtained in Step 2, a channel matrix estimation value is solved. The method provides a generalized block adaptive gBAMP algorithm, which uses time-frequency joint block sparsity of a massive MIMO system to further optimize selection of an index set in an algorithm iteration process to improve stability of the algorithm. Then, without a specified threshold parameter, based on an F norm, an adaptive iteration stop condition is determined based on a residual, and the validity of the method is proved.

A subjective vision testing system is used for visual function tests for examinees. The subjective vision testing system is provided with an optometric apparatus which selectively sets optical elements in front of both eyes of an examinee, an optotype presenting apparatus for displaying optotypes to the examinee, and a controller. The optotype presenting apparatus, based on a command signal for implementation of a binocular balance test, displays optotypes used for binocular balance tests. The optometric apparatus, based on a command signal for implementation of a binocular balance test, sets a first prism in front of the examinee's right eye and a second prism in front of the examinee's left eye. The second prism has a base direction vertically opposite to the first prism and the same prism power as the first prism.

A control device includes a feedback controller that determines an operation amount of an actuator by feedback control such that an actual value of a state quantity becomes closer to a target value, and a reference governor that modifies the target value such that an amount of change in the state quantity per unit time is equal to or less than an upper limit value β. The reference governor calculates a modified target value by adding one of 2ζβ/ω_n and β/{(T₂/T₁)^{T<sub2>2</sub2>/(T<sub2>1</sub2>−T<sub2>2</sub2>)}−(T₂/T₁)^{T<sub2>1</sub2>/(T<sub2>1</sub2>−T<sub2>2</sub2>)}} to a current value of the state quantity (ζ, ω_n: an attenuation coefficient, a natural angular frequency of a model formula in a case where a dynamic characteristic of a closed-loop system is modeled as a dead time plus second-order vibration system, T₁, T₂ =−ω_n⁻¹(−ζ±√{square root over ((ζ²−1))}⁻¹), and determines the smaller one of the modified target value and an original target value as a final target value of the state quantity.

A partial discharge signal processing device of the present invention is provided with: a partial discharge signal receiving unit disposed inside a high voltage electric machine device; a partial discharge signal processing unit; and a coaxial cable connecting the partial discharge signal receiving unit and the partial discharge signal processing unit. In addition, the partial discharge signal receiving unit comprises an electromagnetic wave receiving unit that receives electromagnetic waves generated by partial discharge. Further, the partial discharge signal processing unit comprises: a detection unit that detects a partial discharge signal transmitted through the coaxial cable; a band limiting unit that limits the frequency bandwidth of the partial discharge signal; an attenuation amount correction unit that corrects an attenuated partial discharge signal; and a signal output unit that outputs, to an external device, the corrected partial discharge signal.

The present invention provides a method for quantitatively determining homocysteine in a biological specimen containing homocysteine and cysteine by use of an enzyme which is capable of forming hydrogen sulfide both from homocysteine and from cysteine, which comprises (a) reacting the biological specimen with cysteine dioxygenase in the absence of a reducing agent, (b) subsequently reacting the resultant specimen of (a) with a reducing agent and the enzyme which is capable of forming hydrogen sulfide both from homocysteine and from cysteine, and (c) measuring the concentration of the hydrogen sulfide thus obtained to determine the homocysteine concentration in the biological specimen; and a reagent for such a quantitative determination of homocysteine.

The object of the present invention is to analyze a functional organic compound with high accuracy. In the present invention, cluster ions are accelerated so that the kinetic energy of cluster ions is less than 3.1 eV per one atom that makes up the cluster ion and the cluster ions enter a sample. Since the functional organic compound in the sample is etched without the breakdown of the chemical structure, the functional organic compound, which has not been chemically denatured, is exposed on the surface of the sample. By alternately performing the etching and the surface analysis of the sample, or performing the surface analysis of the sample while performing the etching, the sample can be accurately analyzed in the depth direction.

Provided is a test socket capable of being used more flexibly for solid-state image pickup devices of different shapes and of performing locating of the solid-state image pickup devices more precisely. The test socket houses a tested device which is a solid-state image pickup device while a test is being performed. The test socket comprises: first locating means for locating the tested device in an X direction parallel to a ceiling plane of the tested device in a housed state; urging means for urging the first locating means in a Z direction perpendicular to the ceiling plane of the tested device in the housed state; and position setting means for setting an upper limit of movement in the Z direction of the first locating means caused by the urging means to set a position in the Z direction of the first locating means relative to the tested device.

The invention discloses a color reproduction correction circuit and correction method, it comprises: a reverse gamma correction section for receiving at the reception side the video signal, which has been gamma corrected at the transmission side, and the video signal is corrected by the reverse gamma correction to become linear data; a correction matrix transformation section for transforming the linear data, which has been performed a reverse gamma correction, through a correction matrix, which is formed by the product of the first transformation matrix and the second transformation matrix, wherein said first transformation matrix transforms the video signal of RGB system to the video signal of XYZ system at the transmission side, and said second transformation matrix transforms the video signal of XYZ system to the video signal of RGB system at the reception side. By using the color reproduction correction circuit of the invention, even though the color reproduction region of the device at the transmission side is different from that of the device at the reception side, the color reproduction can still be performed more accurately, and when the color reproduction region of the display device at the reception side is wider than that of the display device at the transmission side, the color reproduction can be performed by extending automatically the color reproduction region.

A storage device stores a voltage value-horizontal distance characteristic that represents a relation between a horizontal distance between a primary coil and a secondary coil, and a voltage value. A characteristic setting unit sets a voltage value-horizontal distance characteristic that matches a vehicle state, on the basis of a value for the vehicle state (vehicle speed v, vehicle height h, and inclination i) detected by sensors and the voltage value-horizontal distance characteristic stored in the storage device. A horizontal distance estimation unit estimates the horizontal distance on the basis of the voltage value-horizontal distance characteristic and the voltage value.

A vision test pattern indicator is provided with a color display for displaying optotypes used for binocular vision tests which are conducted with a red filter set in front of an eye of an examinee and a green filter set in front of the other eye, and an arithmetic control part which controls the color display as a first optotype figure is displayed in a green color, a second optotype figure is displayed in a red color, a third optotype figure for fusion stimulus is displayed in a color excluding red and green components and a background of the optotypes is displayed in a white color.

Disclosed is a robot hand comprising a base, a first bracket provided on an upper portion of the base, a second bracket provided on an upper portion of the base and configured such that the other side of the second bracket is rotatable in a horizontal direction about one side of the second bracket, a plurality of finger modules coupled to upper portions of the first and second brackets, respectively, and configured to tilt in order to grip an object, finger drive units installed on the first and second brackets and configured to transmit driving power to the finger modules and a rotation drive unit installed at one side of the second bracket and configured to transmit driving power so that the other side of the second bracket is rotatable in the horizontal direction about one side of the second bracket.

There are provided a shake detection device of an imaging device, a shake correction device, an imaging device, and a shake detection method which are capable of performing high-accurate shake detection and shake correction. A shake detection device subtracts a reference value from a sensor output of a gyro sensor, and extracts a low frequency component and a high frequency component from a sensor output after the reference value subtraction by using an LPF and a BPF. A first determination unit determines whether or not the imaging device is in a fixed-point imaging state based on the LPF output and the BPF output. In a case where it is determined that the imaging device is in the fixed-point imaging state, a reference value shift amount calculation unit calculates a shift amount (reference value shift amount) for the reference value based on the LPF output for a period during which the determination is performed. A subtraction unit corrects the reference value by subtracting the reference value shift amount from the sensor output after the reference value subtraction. An HPF removes a low frequency noise from the sensor output after the correction of the reference value shift amount. High-accurate shake is detected.

Two photography operations are performed without emitting flash during a second photography operation, to obtain image signals P1 and P2. A flash influence signal value F1 is calculated in image signal P1. A flash influence signal value F2, which is the amount of influence due to flash in the case that flash was emitted during the second photography operation, is calculated based on the differences between the imaging conditions of the first photography operation and the second photography operation and the flash influence signal value F1. An image signal P2″, which is an image signal which is estimated to be obtained in the case that flash was emitted during the second photography operation, is obtained by adding flash influence signal value F2 to image signal P2 obtained by the second photography operation. A dynamic range expanded image signal Pc is calculated based on image signal P1 and image signal P2″.

A cam mechanism includes a cam ring having front and rear cam grooves which have a common reference cam diagram and are formed so that a front part of the front cam groove and a rear part of the rear cam groove are omitted from the reference cam diagram. A normal-width section and a wide-width section are provided in each of the front and rear cam grooves. In a zoom range, an associated cam follower of a driven member is engaged in the normal-width section of one of the front and rear cam grooves, and another associated cam follower of the driven member is positioned out of the other of the front and rear cam grooves. In a transition state between the zoom range and an accommodated position, both of the associated cam followers are positioned out of the normal-width sections of the respective front and rear cam grooves.