Abstract: A composite cathode active material includes a material capable of intercalating or deintercalating lithium; and a solid ion conductor. A cathode and a lithium battery each include the composite cathode active material. A method of preparing a composite cathode active material includes: mixing a core including a cathode active material and a solid ion conductor; and forming a coating layer including the solid ion conductor on the core utilizing a dry method.

Abstract: A mobile device may include a first antenna and a second antenna. A first radio frequency (RF) transceiver may be coupled to the first antenna, and a second RF transceiver may be coupled to the second antenna. A baseband chipset may be coupled to the first RF transceiver and the second RF transceiver. One or more switches may be connected within a first transmit path, a second transmit path, a first receive path, and a second receive path, wherein one or more of the first transmit path, the second transmit path, the first receive path, and the second receive path associated with the coupling of one or more of the first antenna, the second antenna, the first RF transceiver, the second RF transceiver, and the baseband chipset.

Abstract: The present invention relates to a reflection plate for a backlight unit in a liquid crystal display device, and more particularly, to a reflection plate for a backlight unit in a liquid crystal display device, which is made of a thermoplastic thermal conductive resin composition having a thermal conductivity of at least 0.35 W/mK, thereby effectively solving the thermal problem of the backlight unit, and having excellent properties such as shock resistance, heat resistance, mechanical strength, and the like, as well as having excellent reflectivity, thereby improving the durability of the liquid crystal display device.

Abstract: An extraction tool (11, 21), used for separating a cover (12) from an electrical connector (13), includes a main portion (110, 210) and a pair of rigid beams (112, 212) extending upwardly from two opposite edges of the main portions to define an opening (111, 211) therebetween. The cover has a base portion (121, 221) and a tube portion (122, 222) extending upwardly from the base portion. The opening is adapted to receive the base portion and engage with the cover.

Abstract: A circuit structure is provided, which includes: a first circuit portion having at least a capacitor; a first dielectric portion combined with the first circuit portion; a second circuit portion electrically connected to the first circuit portion and having at least an inductor; and a second dielectric portion combined with the second circuit portion, wherein the first dielectric portion has a greater dielectric constant than the second dielectric portion, thereby increasing the capacitance value and density and causing the inductor to have a high enough Q value.

Abstract: Disclosed are a brake disc manufactured from heterogeneous materials and a method of manufacturing the brake disc. In particular, the brake disc manufactured from heterogeneous materials, in which the number of bridges may be optimized to improve castability and relieve stress, thereby eliminating occurrence of a crack and the like which may be generated due to a difference in a thermal expansion coefficient between a friction part and a hat part.

Abstract: A laser welding structure for connecting a water passage element, including: a water passage soft tube; and a soft tube connector, wrapped around one end of said water passage soft tube. Inner surfaces of said soft tube connector and said water passage soft tube are each provided with a deep-color light absorption portion, outer perimeter of said soft tube connector is a laser transmission portion, such that connection portion of said soft tube connector and said water passage soft tube is performed laser fusion, welding, and connection under irradiation of laser lights. Also disclosed is a laser welding method, to realize connection of water passage element made of plastic such as PERT, and other water passage components. As such, it can solve a problem of the prior art of inferior welding strength, large deformation, poor tight seal connection.

Abstract: A composite cathode active material including a core comprising a lithium compound, and a coating layer formed on at least one portion of the core and including at least two oxide phases having different structures, a cathode and a lithium battery including the same, and a method of preparing the composite cathode active material.

Abstract: The present invention relates to fusion proteins for the expression of G-protein coupled receptor proteins (GPCR) with the fusion partners, as inserted fragments, from mammalian cells. The fusion partners are from a fragment of APJ protein (“the APJ protein fragment”) or a fragment with homology of more than 90% similarity to the APJ protein fragment; or a fragment of RGS16 protein (the “RGS16 protein fragment”) or a fragment with homology of more than 90% similarity to the RGS16 protein fragment; or the fragment of DNJ protein (the “DNJ protein fragment”) or a fragment with homology of more than 90% similarity to DNJ protein fragment. The fusion expression of GPCR with the above mentioned fusion partners can improve the protein yield and stability when purified from cells. Therefore, these fusion protein partners can be widely used for the study of GPCR proteins.

Abstract: A brake is disclosed which includes a disc plate is made of a first material, and an insert aperture is formed through the central portion of the disc plate. Coupling depressions are formed around the inner edge of the insert aperture, and a rivet aperture is formed in each of protrusion portions provided between the coupling depressions. A hat part is made of a second material and is inserted into the insert aperture. Coupling protrusions are provided around the outer edge of the hat part. A rivet aperture is formed in each of the coupling protrusions. Straps are disposed such that each strap passes over both the corresponding rivet aperture of the disc plate and the corresponding rivet aperture of the hat part. The rivets are inserted into the corresponding straps and the corresponding rivet apertures to fix the straps, the disc plate and the hat part together.

Abstract: A cross-coupled bandpass filter includes first, second and third resonators such that a positive mutual inductance is generated between the first and third resonators and mutual inductance generated between the first and second resonators and mutual inductance generated between the second and third resonators have the same polarity, thereby generating a transmission zero in a high frequency rejection band.

Abstract: Disclosed herein is a cathode active material coated with a fluorine compound for lithium secondary batteries. The cathode active material is structurally stable, and improves the charge-discharge characteristics, cycle characteristics, high-voltage characteristics, high-rate characteristics and thermal stability of batteries.

Abstract: A method of fabricating a pixel structure for an organic light-emitting display (OLED) is disclosed. A substrate having at least a sub-pixel region is provided. An auxiliary electrode layer and an insulating layer are formed on the substrate in the sub-pixel region, wherein the insulating layer has an opening to expose the auxiliary electrode layer. A lower electrode layer, an organic light emission layer, and an upper electrode layer are formed on the substrate, wherein the organic light emission layer fills the opening in the insulating layer. Another opening is formed in the upper electrode layer and the organic light emission layer directly on the opening in the insulating layer by performing a laser process, such that the upper electrode layer and the auxiliary electrode layer are welded together through the opening in the upper electrode layer and the organic light emission layer.

Abstract: A positive active material for a rechargeable lithium battery including a core including at least one selected from a nickel-based composite oxide represented by Chemical Formula 1 or a lithium manganese oxide represented by Chemical Formula 2; and a coating layer on a surface of the core and including a lithium metal oxide represented by Chemical Formula 3, the positive active material having a peak at a 2? value of about 19° to about 22° and another peak at a 2? value of about 40° to about 45° in an X-ray diffraction pattern using a CuK? ray, is disclosed. A method of preparing the same, and a rechargeable lithium battery including the same, are also disclosed. LiNixCoyMn1-x-yO2??Chemical Formula 1 LiaMnbOc??Chemical Formula 2 Li2MO3??Chemical Formula 3 In Chemical Formulae 1 to 3, x, y, a, b, c, and M are the same as in the detailed description.

Abstract: Disclosed is a brake disc manufactured from heterogeneous materials and a method for manufacturing the brake disc. The brake disc includes a friction part in which a connection hole is formed in a center, protrusions and recesses are alternately repeated along a circumference of the connection hole, the recess has a shape curved in an opposite direction of the connection hole. The brake disc also includes a hat part that is made of material different from that of the friction part, and has insertion grooves formed along an outer circumference so as to allow the protrusions to be inserted. Particularly, heat radiation holes are formed along the circumference of the connection hole at predetermined distance by connecting insertion parts of the protrusions to the insertion grooves of the hat part with a predetermined gap from an inner surface of the friction part. Also provided is a brake disc manufactured from heterogeneous materials having excellent durability.

Abstract: An impedance matching device includes a matching element array unit with a matching element array to which a transmission pulse and a received pulse pass, an extraction/calculation unit extracting pulse information from the transmission pulse and the received pulse, calculating impedance values corresponding to the pulse information, and calculating an impedance value having best response characteristics of the received pulse with respect to the transmission pulse as a matching impedance value, an array control unit routing the matching element array unit according to the matching impedance value, a first converter converting a frequency of the transmission pulse into a carrier frequency and outputting the transmission pulse to the matching element array unit, a second converter converting the carrier frequency into a low frequency, and a converter control unit outputting a signal for controlling the frequency converting of the first converter and the second converter.

Abstract: An X-ray imaging apparatus and method are provided. The X-ray imaging apparatus according to an aspect includes an X-ray source configured to radiate X-rays onto a subject region, an X-ray detector configured to detect the radiated X-rays and obtain a plurality of frame images of the subject region, and an ROI filter located between the X-ray source and the X-ray detector, configured to move toward the X-ray source and the X-ray detector, and configured to filter the X-rays radiated from the X-ray source.

Abstract: Disclosed herein is a a light emitting diode lamp including: a base having a power terminal capable of being electrically connected to an external alternating current (AC) power source; a housing coupled to the base and formed in a hollow structure; a light emitting diode package installed in the housing; the power supply module supplying an external AC power to the light emitting diode package; and a transparent insulating heat radiation liquid configured to radiate a heat generated from the light emitting diode package and the power supply module by impregnating the light emitting diode package and the power supply module therein and filled in the housing having the hollow structure.

Abstract: A method of performing handshaking between fax machines on the basis of T.30 protocol includes transmitting information on a first data rate selected to transmit a fax document to a receiving-side fax machine, transmitting a plurality of frames including bit strings predefined to test data transmission/reception at the first data rate prior to transmitting the fax document to the receiving-side fax machine, and receiving a message informing success or failure of the test. The transmitting of the frames includes determining a time duration of the transmitting the frames based on at least one of a TCF flag value and the first data rate.

Abstract: An electrode assembly and a secondary battery using the same are disclosed. The electrode assembly includes a positive electrode, a negative electrode, and a lithium ion conductor layer disposed at least in one of between the positive electrode and the negative electrode, on an outer surface of the positive electrode, and on an outer surface of the negative electrode, to improve thermal safety of the secondary battery.