Abstract: An integrated circuit chip includes; a package substrate including a first signal ball, a first semiconductor chip on the package substrate, a second semiconductor chip on the first semiconductor chip, a first bump disposed between the package substrate and the first semiconductor chip and electrically connected to the first signal ball, and a second bump disposed between the first semiconductor chip and the second semiconductor chip and electrically connected to the first signal ball, wherein during a first mode, the first signal ball receives a signal from the first semiconductor chip through the first bump and receives a signal from the second semiconductor chip through the second bump.

Abstract: Provided is a communication method and an electronic device performing the communication method. The communication method includes establishing a wireless connection for transmission of data, generating a medium access control (MAC) frame including a header formed only of a frame control field based on a type of the data, and transmitting the MAC frame including the data.

Abstract: An integrated circuit chip includes; a package substrate including a first signal ball, a first semiconductor chip on the package substrate, a second semiconductor chip on the first semiconductor chip, a first bump disposed between the package substrate and the first semiconductor chip and electrically connected to the first signal ball, and a second bump disposed between the first semiconductor chip and the second semiconductor chip and electrically connected to the first signal ball, wherein during a first mode, the first signal ball receives a signal from the first semiconductor chip through the first bump and receives a signal from the second semiconductor chip through the second bump.

Abstract: A fusion protein including N-terminal domain of a fusion partner at N-terminal and C-terminal domain of RET protein at C-terminal, a fusion gene encoding the fusion protein, and a use of the fusion protein or the fusion gene as a diagnosing marker for a cancer, are provided.

Abstract: The present invention relates to a polyimide-based macromolecular compound which is produced by using DOCDA and one or more diamines selected from the group consisting of MDA, ODA, PDA, TDA, TrMPD, TeMPD and MBCA; and a gas-separation asymmetrical hollow-fiber membrane comprising the same. The polyimide-based macromolecular compound according to the present invention can advantageously be used in the production of a gas-separation hollow-fiber membrane having an asymmetrical structure since the said compound is highly viscous due to a high molecular weight in addition to having outstanding gas permeability and high selectivity while having excellent high heat resistance, chemical resistance, and mechanical properties and being outstandingly soluble in polar organic solvents.

Abstract: There is provided a control method for radiation beam direction of wireless transmission device in a method for controlling radiation beam for a mobile station considerably moving around in the wireless transmission device comprising: updating and storing movement data of moving position and moving direction of the mobile station every time it moves by receiving sensor data in the mobile station; calculating a moving point to move by using the stored movement data of the mobile station by the wireless transmission device; determining a sector zone of radiation beam emission for the moving point to move; and controlling radiation beam of the mobile station by using the sector zone for the determined radiation beam emission in the wireless transmission device.

Abstract: An aspect of the present invention provides a method for sensing a quality of a mobility link by a system for sensing a quality of a mobility link configured for evaluating a quality of a transmission-attempting link connected with a transmission-attempting node: computing link quality metric values of RSSI, LQI and EXT from transmission packets included in the message; computing a distribution ratio of a fuzzy set corresponding to each of the link quality metric values by applying the computed quality metric values to a quality fuzzy set having their respective quality factor indicators configured therein; computing fuzzy estimator values by classifying and aggregating the computed fuzzy distribution ratio of the quality fuzzy set into a first, a second and a third quality; and evaluating a quality of the transmission-attempting link based on the fuzzy estimator values.

Abstract: A wireless communication method using a control channel between wireless communication devices including: exchanging profile information between a node and intermediate relay nodes therearound so as to allow the node to transmit/receive data to/from a destination node; determining, by the node, a first intermediate relay node using the profile information and determining a wireless communication mode with the first intermediate relay node; and transmitting/receiving data between the node and the first intermediate relay node by the determined wireless communication mode is provided.

Abstract: The present invention relates to a polyimide-based macromolecular compound which is produced by using DOCDA and one or more diamines selected from the group consisting of MDA, ODA, PDA, TDA, TrMPD, TeMPD and MBCA; and a gas-separation asymmetrical hollow-fibre membrane comprising the same. The polyimide-based macromolecular compound according to the present invention can advantageously be used in the production of a gas-separation hollow-fibre membrane having an asymmetrical structure since the said compound is highly viscous due to a high molecular weight in addition to having outstanding gas permeability and high selectivity while having excellent high heat resistance, chemical resistance, and mechanical properties and being outstandingly soluble in polar organic solvents.

Abstract: There is provided a control method for radiation beam direction of wireless transmission device in a method for controlling radiation beam for a mobile station considerably moving around in the wireless transmission device comprising: updating and storing movement data of moving position and moving direction of the mobile station every time it moves by receiving sensor data in the mobile station; calculating a moving point to move by using the stored movement data of the mobile station by the wireless transmission device; determining a sector zone of radiation beam emission for the moving point to move; and controlling radiation beam of the mobile station by using the sector zone for the determined radiation beam emission in the wireless transmission device.

Abstract: A power detector having a differential input unit and a differential output unit. In one aspect, the invention may be a power detector including a differential input unit including a differential input terminal to which an AC signal is input and a DC voltage generator which generates and outputs a DC voltage; and a differential output unit including a differential output terminal which full wave rectifies the AC signal input from the differential input unit and outputs a differential signal, wherein a negative output terminal of the differential output terminal is connected to the output terminal of the DC voltage generator.

Abstract: Disclosed is a self-correlation receiver of a transceiver in which a transmitter shares an antenna with a receiver. The self-correlation receiver includes: a clamper which receives a received signal, limits the magnitude of the received signal within a predetermined range and outputs a clamping signal; and a mixer which receives the received signal and the clamping signal and outputs a signal having a difference frequency between the received signal and the clamping signal.

Abstract: A wireless communication method using a control channel between wireless communication devices including: exchanging profile information between a node and intermediate relay nodes therearound so as to allow the node to transmit/receive data to/from a destination node; determining, by the node, a first intermediate relay node using the profile information and determining a wireless communication mode with the first intermediate relay node; and transmitting/receiving data between the node and the first intermediate relay node by the determined wireless communication mode is provided.

Abstract: Disclosed is a self-correlation receiver of a transceiver in which a transmitter shares an antenna with a receiver. The self-correlation receiver includes: a clamper which receives a received signal, limits the magnitude of the received signal within a predetermined range and outputs a clamping signal; and a mixer which receives the received signal and the clamping signal and outputs a signal having a difference frequency between the received signal and the clamping signal.

Abstract: A power detector having a differential input unit and a differential output unit. In one aspect, the invention may be a power detector including a differential input unit including a differential input terminal to which an AC signal is input and a DC voltage generator which generates and outputs a DC voltage; and a differential output unit including a differential output terminal which full wave rectifies the AC signal input from the differential input unit and outputs a differential signal, wherein a negative output terminal of the differential output terminal is connected to the output terminal of the DC voltage generator.

Abstract: A plasma display panel, a method of manufacturing an electrode burying dielectric wall of a plasma display panel, and a method of manufacturing an electrode burying dielectric wall of the plasma display panel. The plasma display panel comprises a front substrate, a rear substrate separated from the front substrate in a vertical direction, front discharge electrodes and rear discharge electrodes disposed between the front substrate separated from one another by an insulating layer, a high dielectric layer surrounding the front discharge electrodes and the rear discharge electrodes, discharge cells, at least a portion of each discharge cell being surrounded by the high dielectric layer, a phosphor layer disposed in each of the discharge cells, and a discharge gas filled in the discharge cells.

Abstract: Provided is a lead frame having an improved wire bonding property of inner leads and an improved soldering property of outer leads and preventing defects with high producing yield, and a method of manufacturing the lead frame. The lead frame includes a plurality of inner leads formed with predetermined intervals between them; and a plurality of outer leads extended from the inner leads in length directions of the inner leads, each of which has an end portion overlapped with the inner lead and coupled thereto and the other end connected to neighboring outer lead by a supporting portion.

Abstract: Provided are a semiconductor lead frame, a semiconductor package having the semiconductor lead frame, and a method of plating the semiconductor lead frame. The method includes preparing a substrate formed of a Fe—Ni alloy (alloy 42), and a plating layer that contains grains less than 1 micrometer in size and is plated on the substrate. The growth of whiskers when a Sn plated layer is formed on a substrate formed of a Fe—Ni alloy (alloy 42) can be suppressed by minimizing the grain size of the Sn plated layer.

Abstract: A dielectric layer of a plasma display panel that can coat a discharge electrode regardless of the form of the discharge electrode and that can be manufactured using a low temperature process, a method of forming the dielectric layer, and a plasma display panel including the dielectric layer. Thus the dielectric layer includes an organic material and is manufactured using an electro-deposition coating method.

Abstract: An automatic chlorophyll analyzer and an analytical method for measuring fluorescence of chlorophyll after automatic processes of sample filtration and pigment extraction is disclosed, wherein the analyzer comprises: a flow path for fluid transfer; a multi-port valve for selectively connecting one of its ports with the said flow path; a filter for separating particulate materials from water sample and chlorophyll extract; a detector for measuring the fluorescence of chlorophyll extract; a syringe pump for picking up or dispensing the water sample; and a 4-port valve connected to the said syringe for selecting and switching flow paths.