Abstract: The antenna module disclosed, as the antenna module formed with a type of a flexible printed circuit board, and mounted adjacent to an end portion of a mobile terminal, includes a lower layer sheet mounted on the mobile terminal, and having a first radiation pattern formed on the lower layer sheet; an electromagnetic wave shielding sheet with an area narrower than the lower layer sheet, and layered on an top of the lower layer sheet; an upper layer sheet layered on an top of the electromagnetic wave shielding sheet, and having a second radiation pattern formed on the upper layer sheet, a part of both ends of the upper layer sheet being attached to the lower layer sheet; and a connecting portion connecting the first radiation pattern and the second radiation pattern.

Abstract: A heat dissipating sheet having an antenna function, and a portable terminal including the same are provided. The heat dissipating sheet, having an antenna function, according to one embodiment of the present disclosure comprises: an antenna part formed into an antenna pattern having a predetermined line width; and a heat dissipating part disposed on the same plane as the antenna part, and dissipating heat transferred from a heat source or distributing locally concentrated heat, wherein the antenna part and the heat dissipating part are directly attached to an inner surface of a rear case or a back cover of a portable terminal body through a medium of an adhesive member.

Abstract: A touch display device and a driving circuit are disclosed in which the driving circuit is included in the touch display device. The driving circuit may be capable of reducing a chip size and power consumption by configuring an amplifier disposed in an output terminal of a data voltage to be electrically coupled with a feedback capacitor through a switch, and enabling both display driving and touch sensing to be performed through ON/OFF control of the switch. Further, the accuracy and performance of touch sensing may be improved by adjusting an ON/OFF operation of a switch and the number of amplifiers electrically coupled with the feedback capacitor, and a circuit structure for touch driving may be further simplified by generating a load-free driving voltage output in a touch driving period using the amplifiers and a digital-to-analog converter within the driving circuit.

Abstract: The present invention provides a multi loop antenna module that maximizes antenna performance even in a portable terminal equipped with a metallic rear cover, using an antenna pattern formed in a multi loop shape, and a portable terminal having the multi loop antenna module. The multi loop antenna module may include: an antenna sheet having a radiation pattern with two or more loops on a side; and a magnetic sheet mounted on a rear side of the antenna sheet.

Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to overlap a part of an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: a first antenna sheet having a first radiation pattern formed along the outer periphery of a first central portion; a second antenna sheet having a second radiation pattern formed along the outer periphery of a second central portion in such a manner as to partially overlap with the first radiation pattern; and an electromagnetic wave shielding sheet laminated on the first antenna sheet and the second antenna sheet.

Abstract: Provided is a heat dissipation sheet-integrated antenna module which maintains a heat dissipation performance and an antenna performance to be equal to or better than those of a structure where a heat dissipation sheet and an antenna module are separated. The presented heat dissipation sheet-integrated antenna module is configured by coupling a heat dissipation sheet having a slit formed therein to an upper or lower part of an antenna pattern. Therefore, the antenna pattern of the antenna module is operated as an auxiliary heat dissipation member or the heat dissipation sheet is operated as an auxiliary radiator of the antenna module.

Abstract: Provided is an NFC antenna module which connects a side cover (i.e. metal frame), which is formed at one side of a portable terminal, to the antenna pattern so that the side cover is operated as an auxiliary radiator of an antenna pattern. The presented NFC antenna module comprises: a side cover made of a metal material and coupled to one side of the portable terminal; an antenna pattern having one end connected to a short-range communication chipset embedded in the portable terminal; a first terminal portion of the antenna pattern, the first terminal portion having one end connected to the short-range communication chipset and the other end connected to the side cover; and a second terminal portion having one end connected to the other end of the antenna pattern and the other end connected to the side cover.

Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to partially overlap with an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: an electromagnetic wave shielding sheet; an antenna sheet laminated on the electromagnetic wave shielding sheet and having a radiation pattern formed along the outer periphery of a central portion thereof; and a radiation sheet laminated on the antenna sheet so as to form an overlapping area with the radiation pattern and having a recess formed therein, through which the central portion is exposed.

Abstract: The present invention relates to an electromagnetic wave shielding sheet for an antenna, to a method for manufacturing same, to an antenna comprising same, and to a battery pack for a portable terminal having said antenna. The method for manufacturing the electromagnetic wave shielding sheet for the antenna may reduce a frequency variation, provide a heat-dissipating function, and prevent peel-off. The method comprises: a step of preparing a ferrite sheet; and step of placing a heat-dissipating layer on one side of the ferrite sheet. The present invention has advantages in that the adhesive forces of the ferrite sheet and the heat-dissipating layer are excellent and the heat-dissipating effects are excellent, the electromagnetic wave shielding sheet can be applied to various antenna products, and the frequency variation can be reduced when the antenna having the electromagnetic wave shielding sheet is mounted on the battery pack.

Abstract: The present invention provides a multi loop antenna module that maximizes antenna performance even in a portable terminal equipped with a metallic rear cover, using an antenna pattern formed in a multi loop shape, and a portable terminal having the multi loop antenna module. The multi loop antenna module may include: an antenna sheet having a radiation pattern with two or more loops on a side; and a magnetic sheet mounted on a rear side of the antenna sheet.

Abstract: Disclosed are a method and apparatus for compressing/decompressing data using floating points. As technology for compressing/decompressing data using floating points for efficient memory management, there are provided a method and apparatus for compressing/decompressing data using floating points, in which a log table is used to compress/decompress data, whereby not only data loss caused by compression/decompression can be minimized, but also degradation of performance can be prevented through a floating point representation even though the same number of bits are used for compression.

Abstract: Provided are an NFC antenna module and a portable terminal having the same, the NFC antenna module having a printed circuit board inserted in a radiation sheet thereof or a radiation field formed on the lower surface and at a side part of the portable terminal, thereby improving the antenna characteristics while solving the problem of mounting space shortage in a small-sized portable terminal. The provided NFC antenna module includes: a printed circuit board; a first radiation sheet, which has a first radiation pattern formed along the outer periphery of a central part and is connected to the printed circuit board; and an electromagnetic wave shielding sheet stacked on the printed circuit board and the first radiation sheet.

Abstract: The present disclosure relates to a probe capable of electrochemical and Raman spectroscopic monitoring wherein a Raman-active gold microshell having conductivity is attached to the tip of a glass microcapillary tube in which a conductive material is coated on an inner wall thereof by electroless plating. By coupling the probe with a system capable of moving the probe, the activities of various catalyst materials can be detected quickly and information of intermediate products moving from and adsorbed on the surface can be provided.

Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to overlap a part of an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: a first antenna sheet having a first radiation pattern formed along the outer periphery of a first central portion; a second antenna sheet having a second radiation pattern formed along the outer periphery of a second central portion in such a manner as to partially overlap with the first radiation pattern; and an electromagnetic wave shielding sheet laminated on the first antenna sheet and the second antenna sheet.

Abstract: Disclosed herein is an apparatus for relaying a service, including: a client connector receiving a message from a client; a content storage storing bulletin board information; a controller inserting the message into the bulletin board information; an account information registerer storing account information on each user; and a service connector transmitting the message to one or more service apparatuses corresponding to the account information.

Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to partially overlap with an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: an electromagnetic wave shielding sheet; an antenna sheet laminated on the electromagnetic wave shielding sheet and having a radiation pattern formed along the outer periphery of a central portion thereof; and a radiation sheet laminated on the antenna sheet so as to form an overlapping area with the radiation pattern and having a recess formed therein, through which the central portion is exposed.

Abstract: Disclosed are a wireless communication antenna module and a portable terminal including the same for maximizing the performance of an antenna by mounting a radiation sheet so as to partially overlap with an antenna sheet. The disclosed wireless communication antenna module comprises: the antenna sheet provided with a radiation pattern and is installed on a portable terminal main body or a battery pack; and the radiation sheet installed on a rear-surface housing of the portable terminal, wherein an overlapping area is formed by laminating the antenna sheet and the radiation sheet in an overlapping manner when the portable terminal main body and the radiation sheet are coupled.

Abstract: This invention relates to an electromagnetic wave absorption sheet and an antenna module having the same, wherein a first electromagnetic wave absorption sheet and a second electromagnetic wave absorption sheet are stacked to overlap each other on one surface of an antenna unit, and the first and the second electromagnetic wave absorption sheet have different permeabilities, thereby simplifying the assembly process, significantly decreasing the defect of an outer appearance, increasing productivity, and enhancing both near field wireless communication performance and wireless power charging performance.

Abstract: The present invention relates to an electromagnetic wave shielding sheet for an antenna, to a method for manufacturing same, to an antenna comprising same, and to a battery pack for a portable terminal having said antenna. The method for manufacturing the electromagnetic wave shielding sheet for the antenna may reduce a frequency variation, provide a heat-dissipating function, and prevent peel-off. The method comprises: a step of preparing a ferrite sheet; and step of placing a heat-dissipating layer on one side of the ferrite sheet. The present invention has advantages in that the adhesive forces of the ferrite sheet and the heat-dissipating layer are excellent and the heat-dissipating effects are excellent, the electromagnetic wave shielding sheet can be applied to various antenna products, and the frequency variation can be reduced when the antenna having the electromagnetic wave shielding sheet is mounted on the battery pack.

Abstract: Disclosed are a wireless communication antenna module and a portable terminal including the same for maximizing the performance of an antenna by mounting a radiation sheet so as to partially overlap with an antenna sheet. The disclosed wireless communication antenna module comprises: the antenna sheet provided with a radiation pattern and is installed on a portable terminal main body or a battery pack; and the radiation sheet installed on a rear-surface housing of the portable terminal, wherein an overlapping area is formed by laminating the antenna sheet and the radiation sheet in an overlapping manner when the portable terminal main body and the radiation sheet are coupled.