Abstract: This disclosure relates to a device and method for detecting performance of panel driving circuit. The device comprises a plurality of point light sources, a plurality of optical fibers, a light source driving circuit and a detection circuit. The predetermined point light sources are corresponding to predetermined optical fibers, the predetermined optical fibers being one optical fiber or multiple optical fibers of a predetermined combination corresponding to elements of the panel driving circuit. The optical fibers are configured for transmitting the light emitted by the point light sources onto the elements of the panel driving circuit. The detection circuit is for obtaining a performance parameter of the element of the panel driving circuit based on a corresponding relationship between an intensity of illumination for the element of the panel driving circuit and a current value of the element as well as an output signal of the panel driving circuit.

Abstract: A vehicle headlamp structure free of reflective internal elements includes a lens and a light source. The lens includes a light emitting surface, a bottom surface, and a connecting surface. The light emitting surface is flat and the bottom surface includes at least one depression in the bottom surface to form at least one light incident structure. The at least one light incident structure includes a first light incident surface. The connecting surface is composed of a plurality of curved surfaces each with a different radius of curvature. The light source is substantially accommodated within the light incident structure and emits light through the first light incident surface to form an elliptical beam.

Abstract: A sensor tag (10) includes an antenna (102) and connection conductors (103) formed on a surface of a flexible substrate (101). A sensing element (110) is mounted on land conductors (131) of the connection conductors (103). The sensing element (110) is composed of a crystal vibrator (111) and an RFIC (112). The crystal vibrator (111) receives an excitation signal from the outside and generates a resonance signal of a resonant frequency corresponding to the sensed temperature. Equivalent circuit constant information including at least an equivalent inductance (Lxs) or an equivalent capacitance (Cxs) of the crystal vibrator (111) are stored in the RFIC (112).

Abstract: An image display device includes an eye wearable lens; a display panel embedded inside the eye wearable lens or arranged on a surface of the eye wearable lens, the display panel comprising an array of a plurality of optical elements for forming an image to be projected onto a retina, wherein a resolution of the image formed by the plurality of optical elements is higher on a central portion of the retina than on a peripheral portion of the retina; and an image signal processor for generating an image signal according to image information which is to be displayed on the display panel and for generating a control signal for controlling each of the plurality of optical elements to be turned on/off according to the image signal.

Abstract: A first agent for oxidation hair dye contains a carbonate, the first agent including (A) at least one selected from resorcin and its derivatives, and salts thereof, an upper limit of a compounding amount of the component (A) being 0.2% by mass or less, (B) at least one coupler selected from m-aminophenol, 5-amino-o-cresol, and ?-naphthol, and (C) 0.01 to 0.45% by mass of at least one dye intermediate selected from p-phenylenediamine, toluene-2,5-diamine, p-aminophenol, N,N-bis(2-hydroxyethyl)-p-phenylenediamine, and derivatives thereof, and salts thereof, a mass ratio of a content of the component (B) to a content of the component (A) being 0.5 to 10.

Abstract: A driving machine is provided to prevent clogging of a fastener in an ejection passage without increasing the total length of the ejection passage. A nail driving machine includes: a nose part forming an upper portion of an ejection passage through which a nail passes; a contact part being slidable along the nose part and forming a lower portion of the ejection passage; a driver blade striking a head part of the nail supplied to the ejection passage; and a guide part disposed in a lower portion of the nose part and guiding the nail passing through the ejection passage. The guide part has a guide surface inclining to protrude from a radial outer side toward a radial inner side of the ejection passage. A housing groove is formed in the contact part and the guide part enters the housing groove when the contact part slides along the nose part.

Abstract: Disclosed is a prediction method adopting in-loop filtering. According to the present invention, a prediction method for encoding and decoding video comprises the following steps: generating a residual block of the current block through an inverse quantization and inverse transform; generating a prediction block of the current block through an intra-prediction; performing in-loop filtering on the current block in which the residual block and the prediction block are combined; and storing the current block, on which the in-loop filtering is performed, in a frame buffer for an intra-prediction of the next block to be encoded. As described above, prediction is performed using an in-loop filter during processes for encoding and decoding video, thereby improving the accuracy of prediction and reducing errors in prediction, thus improving the efficiency of video compression and reducing the amount of data to be transmitted.

Abstract: An audio processing method and an electronic device for supporting the same are provided. The audio signal processing method includes checking property information of an audio signal in response to a request for playing the audio signal; processing, when property information fulfills a first condition, the audio signal using the first method and, when the property information fulfills a second condition, the audio signal using the second method; and outputting the audio signal processed using one of the first and second methods through a speaker.

Abstract: A camera module and array camera module with circuit board unit and photosensitive unit and manufacturing method thereof is provided. The array camera module comprises two or more camera lenses and a circuit unit. The circuit unit comprises a circuit board portion for electrically connecting two or more photosensitive sensors of the array camera module, and a conjoined encapsulation portion integrally encapsulated on the circuit board portion. The camera lenses are respectively arranged along the photosensitive paths of the photosensitive sensors.

Abstract: The present disclosure relates to a communication method and system for converging a 5th Generation (5G) communication system for supporting higher data rates beyond a 4th Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A cell selection/re-selection method and an apparatus adapted thereto is provided.

Abstract: An ocular optical system configured to allow imaging rays from a display frame to enter an observer's eye through the ocular optical system to form an image is provided. The ocular optical system includes a lens element having an eye-side surface and a display-side surface. The lens element has an optical axis extending from a display side toward an eye side. The display-side surface of the lens element adopts a Fresnel lens design. The display-side has a plurality of effective sub-surfaces and a plurality of ineffective sub-surfaces. The effective sub-surfaces are configured to allow the image rays to form an image. Each ineffective sub-surface connects two adjacent effective sub-surfaces. The ocular optical system satisfies: 1.500?R1/SagI?4.000, where SagI is a total of lengths of orthogonal projections of the effective sub-surfaces respectively projected onto the optical axis, and R1 is a half of a clear aperture of the display-side surface.

Abstract: To provide a feedback control device that achieves smooth continuous control at the time of switching of binary feedback controls. When, as a result of constant current feedback control being performed through a connection between a current control unit 12 and an I control unit 24, a detected measured voltage value of a control object 21 reaches a preset value that is maintained by constant voltage feedback control, a u1/u2 determination unit (switching determination unit) 27 controls changeover switches 22 and 23 to connect a voltage control unit 15 and the I control unit 24 and, in addition, connect the voltage control unit 15 to an adder 25 to which the I control unit 24 is connected, and performs switching to constant voltage feedback control.

Abstract: A control device includes: a receiving unit that receives a request for processing; and a control unit that, in a case where the receiving unit receives a plurality of requests for processing from a plurality of places, controls a traveling route of a processing apparatus based on traveling time taken for the processing apparatus to travel to the plurality of places and processing time taken for the processing apparatus to finish the processing after traveling.

Abstract: In a golf ball having a core and a cover of one or more layer encasing the core, an outermost layer of the cover is molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof, and the surface of the cover is treated with a polyisocyanate compound that is free of organic solvent. A method of manufacturing the golf ball is also described. Such golf balls are endowed with an excellent spin performance and scuff resistance, in addition to which productivity of the golf balls is high.

Abstract: A hi-hat stand includes an upper pipe and a lower pipe. A leg unit includes leg plates, stays, a fixing collar, and a sliding collar. The leg plates and the stays are assembled with the lower pipe via the sliding collar and the fixing collar. On the outer circumferential surface of the lower pipe, a slide preventing surface is formed in a fixing position of the sliding collar. The slide preventing surface is formed by diamond knurling.

Abstract: The invention relates to a module for operating at least one illuminant, preferably at least one LED, said module having at least one electrically insulating barrier, which separates a primary side that can be supplied, originating from a mains voltage, from a secondary side of the module, from which the at least one illuminant can preferably be supplied. A secondary-side passive circuit is provided, which is connected in a supply path to a primary-side control circuit across the barrier via a galvanically isolated converter. The primary-side control circuit is designed to apply a test signal with predetermined temporal development to the secondary-side passive circuit (via the converter) and simultaneously to monitor a measurement signal generated thereby on the secondary side and fed back into the supply path, more particularly to monitor an increase of current in the converter.

Abstract: Disclosed are an ultrasound diagnostic apparatus and an operating method thereof. The operating method includes displaying an ultrasound image of a target object, receiving an ultrasound signal obtained from a moving object of interest (OOI) included in the target object, setting a first reference region in the ultrasound image, acquiring first moving path information of the OOI passing through the first reference region, based on the received ultrasound signal, and displaying the first moving path in the ultrasound image, based on the first moving path information.