Abstract: A display apparatus and a control method thereof are provided. The display apparatus includes an image processor, a display and a controller. The image processor processes an input image to generate an output image. The display displays the generated output image. The controller is configured to control the image processor to generate an output image of an region corresponding to the moved viewpoint, in response to a viewpoint being moved with respect to an input image generated for a predetermined bearing to enable the viewpoint to be moved, and to provide an image effect based on or corresponding to a speed at which the viewpoint is moved while the viewpoint is moved. With this, a dizziness and a sense of difference, which may break out when the viewpoint is moved in a speed a user does not intend, are improved and a new experiences is provided for a user.

Abstract: A system and method of controlling surrounding devices, based on a topology are provided. The method of controlling sub surrounding devices, which is performed by a main surrounding device, includes receiving a plurality of pieces of surrounding device information about the sub surrounding devices from a host device; receiving context information about a context of the host device from the host device; obtaining topology setting information about topology configuration standards; determining a sub surrounding device to be comprised in a topology from among the sub surrounding devices, based on the context information and the topology setting information; connecting the main surrounding device with the host device and the sub surrounding device; and controlling the sub surrounding device, based on control information received from the host device.

Abstract: A system and method of controlling surrounding devices, based on a topology are provided. The method of controlling sub surrounding devices, which is performed by a main surrounding device, includes receiving a plurality of pieces of surrounding device information about the sub surrounding devices from a host device; receiving context information about a context of the host device from the host device; obtaining topology setting information about topology configuration standards; determining a sub surrounding device to be comprised in a topology from among the sub surrounding devices, based on the context information and the topology setting information; connecting the main surrounding device with the host device and the sub surrounding device; and controlling the sub surrounding device, based on control information received from the host device.

Abstract: A bipolar plate structure for a fuel cell includes a cathode bipolar plate having a first flow field section to form cathode channels between the first flow field section and a first gas diffusion layer and a first land section to form coolant channels. An anode bipolar plate has a second flow field section to form anode channels between the second flow field section and a second gas diffusion layer and a second land section to form coolant channels. The cathode channels have an interdigitated channel structure, and the anode channels have a parallel channel structure. An air inlet manifold hole is formed along one of two long-side edge portions of a reaction region in the cathode and anode bipolar plates. An air outlet manifold hole is formed along the other of the two long-side edge portions of the reaction region.

Abstract: Discloses is a porous separator for a fuel cell. The porous separator includes a flow plate and a flat plate. The flow plate includes a first flow surface upwardly inclined and having a first plurality of flow apertures and a second flow surface downwardly inclined and having a second plurality of flow apertures that are repeatedly arranged along a longitudinal direction of the flow plate. The flow plate is disposed between a gas diffusion layer of a fuel cell and a flat plate to seal the flow plate and create a flow path for hydrogen or air therein.

Abstract: An apparatus of a terminal performs an operation method of the terminal using a cloud system. The method includes sending a request for information of a server providing a specific service, to at least one broker. The method also includes receiving the information of the server from the broker, and sending a request for the specific service to the server, using the information of the server.

Abstract: An electronic device and a method of controlling the electronic device are provided. The electronic device includes a housing, a roll at least partially contained in the housing, a display configured to be rolled on the roll, the display including a display area having a size that changes according to a rotation of the roll, and the display being configured to display a screen including at least one element in the display area, a sensor configured to sense the rotation of the roll, and a processor electrically connected to the display and the sensor. In response to a size of the display area being changed according to the rotation of the roll, the processor is configured to change at least one of a size and a layout of an element included in the screen according to the size of the display area.

Abstract: An electronic device is provided. The electronic device includes a housing having an opening, a roll installed in the housing, a flexible display configured to be wound on the roll and to be withdrawn from the housing through the opening in accordance with a rotating direction of the roll. The electronic device further includes moveable housing parts and a housing guide configured to guide and retract at least one part of the housing as space within the housing becomes available due to withdrawal of the flexible display, so that a height, width and/or overall size of the housing is reduced when the flexible display is withdrawn through the opening and extended outside of the housing.

Abstract: A system and method of controlling surrounding devices, based on a topology are provided. The method of controlling sub surrounding devices, which is performed by a main surrounding device, includes receiving a plurality of pieces of surrounding device information about the sub surrounding devices from a host device; receiving context information about a context of the host device from the host device; obtaining topology setting information about topology configuration standards; determining a sub surrounding device to be comprised in a topology from among the sub surrounding devices, based on the context information and the topology setting information; connecting the main surrounding device with the host device and the sub surrounding device; and controlling the sub surrounding device, based on control information received from the host device.

Abstract: A display apparatus includes a flexible display panel; an image processing board configured to output a video signal to the display panel; and a support member provided between the display panel and the image processing board and configured to support the display panel, the support member including: at least two plates arranged along one side of the display panel; and at least one artificial muscle connecting the at least two plates and configured to be deformed to change a shape of the support member in accordance with a voltage applied thereto.

Abstract: A bipolar plate structure for a fuel cell includes a cathode bipolar plate having a first flow field section to form cathode channels between the first flow field section and a first gas diffusion layer and a first land section to form coolant channels. An anode bipolar plate has a second flow field section to form anode channels between the second flow field section and a second gas diffusion layer and a second land section to form coolant channels. The cathode channels have an interdigitated channel structure, and the anode channels have a parallel channel structure. An air inlet manifold hole is formed along one of two long-side edge portions of a reaction region in the cathode and anode bipolar plates. An air outlet manifold hole is formed along the other of the two long-side edge portions of the reaction region.

Abstract: A user interaction method of a user terminal device including a bent touchscreen includes: establishing a connection between the user terminal device and an external device located external to the user terminal device, such that the user terminal device and the external device are able to communicate with each other; displaying a UI element associated with the external device on a sub-region of the bent touch screen; and performing a function associated with the UI element in response to a user gesture selecting the UI element.

Abstract: An active thermal management system for a fuel cell stack controls the distribution of coolant flow for each unit cell of the fuel cell stack based on the temperature distribution measured at unit cells of the fuel cell stack. A coolant distribution means is capable of controlling the distribution of coolant flow for different sets of unit cells. The coolant distribution means is disposed in a coolant inlet manifold, and controls the coolant flow based on the temperature distribution measured at different unit cells of the fuel cell stack so as to reduce temperature variation in the unit cells, thus improving the performance and durability of the fuel cell stack.

Abstract: A system and method of controlling surrounding devices, based on a topology are provided. The method of controlling sub surrounding devices, which is performed by a main surrounding device, includes receiving a plurality of pieces of surrounding device information about the sub surrounding devices from a host device; receiving context information about a context of the host device from the host device; obtaining topology setting information about topology configuration standards; determining a sub surrounding device to be comprised in a topology from among the sub surrounding devices, based on the context information and the topology setting information; connecting the main surrounding device with the host device and the sub surrounding device; and controlling the sub surrounding device, based on control information received from the host device.

Abstract: A display apparatus includes a flexible display panel; an image processing board configured to output a video signal to the display panel; and a support member provided between the display panel and the image processing board and configured to support the display panel, the support member including: at least two plates arranged along one side of the display panel; and at least one artificial muscle connecting the at least two plates and configured to be deformed to change a shape of the support member in accordance with a voltage applied thereto.

Abstract: A electronic device and a display method thereof are provided. A control method of the electronic device includes: detecting a touch input on an auxiliary display area; in response to a touch input being detected on a first area of the auxiliary display area in a and the electronic being in a state in which the electronic is gripped by a user, processing the touch input as a user input; and, in response to the touch input being detected on a second area of the auxiliary display area different from the first area and the electronic being in the state in which the electronic is gripped by the user, disregarding the touch input.

Abstract: A foldable electronic device including: a first body; a second body; a connection part configured to connect the first body to the second body so that the first body and the second body are rotatable to a first state in which the first and second bodies are unfolded and to a second state in which the first and second bodies overlap each other; a flexible display element that passes over the connection part and is supported by the first and second bodies; and a roller that is rotatably installed at an end of the first body and connected to an end of the flexible display element, wherein the flexible display element is located at an outer circumference of the first body, the second body, and the connection part in the second state, and wherein a part of the flexible display element is rolled around the roller in the first state.

Abstract: A mobile device configured to share a phone number of another mobile device on a mobile communication system, the mobile device including: a controller configured to, after determining that a phone function of the another mobile device is deactivated, activate a phone function of the mobile device to which the phone number of the another mobile device is assigned; and a communicator configured to perform a mobile communication function using the phone number when the phone function of the mobile device is activated.

Abstract: A foldable electronic apparatus and an interfacing method thereof are provided. The foldable electronic apparatus includes a display configured to be foldable, a detector configured to detect whether the display is folded, and a controller configured to control the display to display an interface on an accessible region of the display, in response to the detector detecting that the display is folded.