Abstract: Disclosed herein is a ball pitching machine. The ball pitching machine includes a lower frame, an upper frame disposed on the lower frame, a ball introduction pipe configured to introduce a ball, a pitching unit configured to pitch a ball introduced through the ball introduction pipe, and a first pitching angle control unit coupled to the pitching unit, and configured to control the vertical pitching angle of the pitching unit. The first pitching angle control unit controls the location of the pitching unit so that the trajectory of a ball pitched by the pitching unit passes through a virtual pivot axis spaced apart from a body.

Abstract: It is an aspect of the present disclosure to provide a display apparatus having an optical clear adhesive (OCA) layer provided such that a permittivity of the OCA layer is changed when a pressure is applied and a method of controlling the same. In accordance with one aspect of the present disclosure, a display apparatus includes: a touch panel; a cover glass disposed at an upper side of the touch panel; a display disposed at a lower side of the touch panel; and an optical clear adhesive (OCA) layer disposed between the touch panel and the cover glass to bond the touch panel and the cover glass, wherein the OCA layer is provided such that a permittivity of the OCA layer is changed when a pressure is applied.

Abstract: An organic light emitting diode display apparatus and a method and apparatus for easily inspecting the organic light emitting diode display apparatus to determine whether an electrical failure occurs. The organic light emitting diode display apparatus comprises a plurality of pixels each comprising a pixel electrode, an intermediate layer including an organic emission layer, and an opposite electrode; scan lines and data lines corresponding to the plurality of pixels; first power supply lines connected to the plurality of pixels and extending in a first direction; second power supply lines connected to the first power supply lines; and a control line unit for simultaneously supplying control signals to the plurality of pixels, the control line unit including a plurality of control lines extending in one direction and two common lines being respectively connected to both ends of each of the plurality of control lines.

Abstract: A method of inspecting a short circuit defect between first wires extending in a first direction and a second direction intersecting the first direction and second wires extending in the first or second direction, the method including inspecting a short circuit defect between the first and second wires by using a potential difference monitored only in the second wires.

Abstract: A display apparatus is disclosed. The apparatus includes a plurality of unit pixels each comprising a plurality of sub pixels, a plurality of scan wires, and a plurality of scan lines branching off from each of the scan wires and extending in a first direction. The number of scan lines from each scan wire equals the number of sub pixels for each pixel, and each scan line connects one of the scan wires with one of the sub pixels of each of a plurality of unit pixels. The apparatus also includes a plurality of data lines extending in a second direction orthogonal to the first direction and which are connected to the plurality of sub pixels. The apparatus also includes a first power supply line extending in the second direction and connected to the sub pixels, and a plurality of test pads, each connected to the scan lines of one of the scan wires.

Abstract: A method for testing an array, by using an array testing device for detecting a voltage distribution formed on an array substrate, includes resetting pixel voltages of a plurality of pixel circuits formed on the array substrate with a predetermined voltage, detecting the voltage distribution of the array substrate, generating a correction value for correcting the voltage distribution of the array substrate, and measuring a threshold voltage of a driving transistor included in the plurality of pixel circuits formed on the array substrate by applying the correction value.

Abstract: Disclosed is a method of fabricating a multiple degree of freedom actuator with inter-digitated electrodes including molding an electroactive polymer membrane so that a plurality of projections are formed around a cross section of an outer surface of the polymer membrane; depositing a metal electrode layer onto the outer surface of the molded membrane; and removing the plurality of projections on the outer surface on the molded membrane, thereby forming a multiple degree of freedom actuator with a plurality of inter-digitated electrodes. Also provided are actuators as well as devices (such as catheters) including such actuators formed by the disclosed methods of fabricating an actuator with multiple DOF.

Abstract: Disclosed are an apparatus and a method for detecting a broadcasting signal. The signal detecting apparatus according to the exemplary embodiment of the present invention includes: a reference signal generator outputting a reference signal acquired by performing a correlation calculation between a current sample and a previous sample of a received signal which is an FM signal or a digital radio mondiale plus (DRM+) signal and then normalizing a result of the correlation calculation; and a discriminator detecting a maximum value of the reference signal and judging that the received signal is the FM signal when the maximum value of the reference signal is more than a predetermined threshold.

Abstract: A vehicle comprises a plurality of motors operatively connected with one another. The vehicle is powered with the plurality of motors individually and in combination with one another to primarily operate each of the plurality of motors within a predetermine efficiency range.

Abstract: An organic light-emitting display apparatus includes a plurality of pixels, each defined by a scan line, a data line, and a power supply line, a plurality of control lines branching off of one wire in a first direction and simultaneously transferring control signals to the plurality of pixels; and a plurality of repair bridges placed between neighboring ones of the plurality of control lines, each of the plurality of repair bridges including a first bridge connected to one of the neighboring ones of the plurality of control lines and a second bridge connected to another one of the neighboring control lines.

Abstract: A vehicle comprises a plurality of motors operatively connected with one another. The vehicle is powered with the plurality of motors individually and in combination with one another to primarily operate each of the plurality of motors within a predetermine efficiency range.

Abstract: A method for testing an array for a pixel circuit of an organic light emitting diode display, which includes a first transistor that transmits a driving current corresponding to a data signal to an organic light emitting diode according to a scan signal and at least one capacitor, uses an array test device having a control device and a driver. The method includes performing a first irradiation of electron beams to an exposed portion of a first electrode of the at least one capacitor before manufacturing of the organic light emitting diode is completed, calibrating the control device of the array test device based on secondary electrons output by the at least one capacitor, performing a second irradiation of electron beams to an anode of the pixel circuit, and detecting whether the first transistor is normally operated based on an output amount of secondary electrons output by the anode.

Abstract: A display apparatus includes a plurality of first wirings extending in a first direction and a plurality of second wirings extending in a second direction crossing the first direction. Differing first identification patterns are present on the plurality of corresponding first wirings to identify the plurality of first wirings, and differing second identification patterns are present on the plurality of corresponding second wirings to identify the plurality of second wirings.

Abstract: An improved tofu having reduced beany flavor, whiter color, more elasticity, reduced porosity and more consistent characteristics than traditional tofu.

Abstract: A gas control unit for a boiler includes a hollow housing; a solenoid; a rod; opening and shutting means that is disposed at the lower end of the rod to open and shut a gas outlet; and a spring between the housing and the opening and shutting means so as to elastically urge it downward. A coupling member is formed at the lower end of the rod and a coupling groove into which the coupling member is inserted is formed in the opening and shutting means so as to allow movement. The opening and shutting means is coupled to the rod through the use of the coupling member and the coupling groove, the opening and shutting means can move within a predetermined range about the coupling member with an application of an external force.

Abstract: A thin film transistor and a display apparatus include: a substrate; a plurality of first conductive lines formed on the substrate, each including a main body and a curved portion connected to the main body; a plurality of second conductive lines crossing the curved portions of the first conductive lines; and a plurality of pixel electrodes formed adjacent to the first conductive lines. The plurality of pixel electrodes includes a first pixel electrode disposed toward a side of one first conductive line, and a second pixel electrode disposed toward the other side of the one first conductive line. The display apparatus also includes an intermediate layer connected to the pixel electrodes for displaying images and an opposite electrode formed thereon.

Abstract: A display apparatus includes a plurality of first wirings extending in a first direction and a plurality of second wirings extending in a second direction crossing the first direction. Differing first identification patterns are present on the plurality of corresponding first wirings to identify the plurality of first wirings, and differing second identification patterns are present on the plurality of corresponding second wirings to identify the plurality of second wirings.

Abstract: A display apparatus is disclosed. The display apparatus includes a plurality of scan lines branching off from each of a plurality of scan wires. Each scan line connects one of the scan wires to adjacent sub pixels of the same color. An insulating layer is disposed between the scan lines and the scan wire. A plurality of contact holes is formed in the insulating layer so as to electrically connect the scan lines and the scan wires. In addition, a plurality of data lines intersect the scan lines, and are connected to the sub pixels, and first power supply lines extend in the second direction and connected to the plurality of sub pixels.

Abstract: A method of inspecting a short circuit defect between first wires extending in a first direction and a second direction intersecting the first direction and second wires extending in the first or second direction, the method including inspecting a short circuit defect between the first and second wires by using a potential difference monitored only in the second wires.

Abstract: A display apparatus is disclosed. The apparatus includes a plurality of unit pixels each comprising a plurality of sub pixels, a plurality of scan wires, and a plurality of scan lines branching off from each of the scan wires and extending in a first direction. The number of scan lines from each scan wire equals the number of sub pixels for each pixel, and each scan line connects one of the scan wires with one of the sub pixels of each of a plurality of unit pixels. The apparatus also includes a plurality of data lines extending in a second direction orthogonal to the first direction and which are connected to the plurality of sub pixels. The apparatus also includes a first power supply line extending in the second direction and connected to the sub pixels, and a plurality of test pads, each connected to the scan lines of one of the scan wires.