Abstract:
A method for operating an antenna and an electronic device implementing the method are provided. The electronic device includes a power feed module including a first power feed terminal and a second power feed terminal, a current supply module configured to select one of the first power feed terminal and the second power feed terminal and to supply an electric current to the selected power feed terminal, and an antenna module including a first antenna and a second antenna. The electronic device further includes a connection module configured to connect the power feed module and the antenna module, and a control module configured to control the current supply module. The connection module includes a plurality of wirings.
Abstract:
An electronic device for performing a voice recognition and a controlling method are provided. The method includes receiving a plurality of voice signals and a metadata signal in a non-audible frequency band regarding at least one of the plurality of voice signals, through the plurality of microphones, obtaining direction information and frequency band information regarding each of the plurality of voice signals and the metadata signal, identifying the plurality of voice signals and the metadata signal, respectively, based on the direction information and the frequency band information, identifying a voice signal of which direction information is same as direction information of the metadata signal and a voice signal of which direction information is different from direction information of the metadata signal, respectively, among the plurality of voice signals, and performing a voice recognition based on the voice signal of which direction information is different from the direction information of the metadata signal.
Abstract:
A die ejector includes a supporting unit configured to support a bottom surface of a film on which a die may be attached. The supporting unit may have a hole formed at a center thereof. The die ejector may further include a ring-shaped elevating unit in the hole and configured to move along a vertical direction, a driving unit connected to the elevating unit and configured to move the elevating unit along the vertical direction, and a pressure controlling unit connected to the hole and configured to control a pressure of the hole.