摘要:
A mobile terminal including a metal case and an antenna structure that can exhibit optimum radiation performance is provided. The antenna structure includes an antenna having a radiation unit for transmitting and for receiving electric waves, a Printed Circuit Board (PCB) to which the antenna is mechanically coupled at one surface thereof and having a power supply unit electrically coupled to the radiation unit, and a case constructed using a metal material within which the PCB is disposed, wherein the case has at least one slot formed in a surface thereof opposite to the surface to which the PCB is fastened and adjacent to the radiation unit.
摘要:
An antenna device of a mobile terminal that can secure radiation performance is provided. The antenna device having a battery cover composed of a metal material includes a radiation unit for transmitting and receiving a signal, a feeding unit formed at an end portion of a first side of the radiation unit for electrically connecting the radiation unit to a Printed Circuit Board (PCB), and a ground part disposed a predetermined distance from the feeding unit and formed at a second side of the radiation unit. When the battery cover is fastened to the mobile terminal, the ground part contacts a first side of the battery cover.
摘要:
An antenna device of a mobile terminal that can secure radiation performance is provided. The antenna device having a battery cover composed of a metal material includes a radiation unit for transmitting and receiving a signal, a feeding unit formed at an end portion of a first side of the radiation unit for electrically connecting the radiation unit to a Printed Circuit Board (PCB), and a ground part disposed a predetermined distance from the feeding unit and formed at a second side of the radiation unit. When the battery cover is fastened to the mobile terminal, the ground part contacts a first side of the battery cover.
摘要:
An antenna device for shifting a resonance frequency including an antenna pattern having a first resonance frequency and a magnetic body disposed within a predetermined distance of or contacting with one side of the antenna pattern for shifting the first resonance frequency to a second resonance frequency. When the first resonance frequency of the antenna pattern is shifted to the second resonance frequency, radiation efficiency is not reduced.
摘要:
An apparatus includes: a display unit to display a first function icon and a second function icon associated with first-layer functions; an input unit to receive a first selection input corresponding to the first function icon, and to receive a first execution input in succession with the first selection input; and a controller to execute a first function associated with the first function icon, in response to the first execution input. The display unit displays a first sub-function icon by replacing the second function icon, in response to the first selection input, the first sub-function icon being associated with a sub-function of the first function.
摘要:
A method of operating a semiconductor memory device includes, applying a read voltage to a selected word line to which a selected memory cell is coupled and applying a pass voltage to non-selected word lines to which non-selected memory cells are coupled, reading data stored in the selected memory cell by sensing the voltage of a bit line associated with the selected memory cell and the non-selected memory cells, discharging the non-selected word lines, and discharging the selected word line after the non-selected word lines are discharged.
摘要:
An interactive content control method and a user interface apparatus using the same are provided. The interactive content control method detects a reference length which becomes a reference for controlling interactive content according to a movement of a user, on the basis of skeletal information of the user, detects a comparison length on the basis of the skeletal information, and controls the interactive content according to a result of comparing the reference length and the comparison length. Accordingly, the present invention can provide a highly interactive user interface environment.
摘要:
Disclosed is an improved light-emitting device for an AC power operation. An AC light-emitting device according to the present invention employs a variety of means by which light emission time is prolonged during a ½ cycle in response to a phase change of an AC power source and a flicker effect can be reduced. For example, the means may be switching blocks respectively connected to nodes between the light emitting cells, switching blocks connected to a plurality of arrays, or a delay phosphor. Further, there is provided an AC light-emitting device, wherein a plurality of arrays having the different numbers of light emitting cells are employed to increase light emission time and to reduce a flicker effect.
摘要:
A method of patterning a metal to form a patterned metal film. The method includes patterning a surface-treating composition including a polymer and a reductant on a surface of a substrate; and applying a metal source onto the substrate to form a patterned metal film.
摘要:
An internal voltage generator of a semiconductor memory device includes a proportional to absolute temperature (PTAT) current generator configured to generate a PTAT current having a varying current in proportion to a temperature change, a current control circuit configured to generate an internal current identical with the PTAT current and generate an internal voltage based on the internal current, and an offset circuit configured to control the internal voltage to a set voltage level.