Abstract: A method and apparatus configure a network between users in a communication system. In a server, the method includes receiving user information from a terminal for purchasing contents, storing information on a purchaser for each of a plurality of contents, and configuring the network including users who purchase identical contents. Accordingly, the network can be automatically configured between user terminals on the basis of a contents purchase history of the user terminal in the communication system.

Abstract: A wearable device and a method of outputting a virtual image by the wearable device area provided. The wearable device includes a projection type display unit that includes a variable lens and configured to project a light forming an image, a first sensor configured to detect a light reflected from an eye of a user, and a processor configured to control to display the virtual image on the projection type display unit by controlling one of a location of the variable lens and refractive power of the variable lens based on retina image information corresponding to the detected light.

Abstract: A wearable device and a method of outputting a virtual image by the wearable device area provided. The wearable device includes a projection type display unit that includes a variable lens and configured to project a light forming an image, a first sensor configured to detect a light reflected from an eye of a user, and a processor configured to control to display the virtual image on the projection type display unit by controlling one of a location of the variable lens and refractive power of the variable lens based on retina image information corresponding to the detected light.

Abstract: A wearable device and a method of outputting a virtual image by the wearable device area provided. The wearable device includes a projection type display unit that includes a variable lens and configured to project a light forming an image, a first sensor configured to detect a light reflected from an eye of a user, and a processor configured to control to display the virtual image on the projection type display unit by controlling one of a location of the variable lens and refractive power of the variable lens based on retina image information corresponding to the detected light.

Abstract: A method and an apparatus are provided for performing wireless communication between terminals. An inquiry message is transmitted to a neighboring terminal. An inquiry response message is received from the neighboring terminal. It is determined whether the apparatus overlaps the neighboring terminal. When the apparatus overlaps the neighboring terminal, paging is automatically performed, without intervention of a user of the apparatus, and pairing between the apparatus and the neighboring terminal is established.

Abstract: A protecting cover for an electronic device is provided, the protecting cover including a front cover portion positioned on a front surface of the electronic device, a back cover portion connected with the front cover portion and positioned on a back surface of the electronic device, an auxiliary display unit provided on the front cover portion, and a module configured to control transmission and reception of data and power supply depending on opening and closing of the front cover portion.

Abstract: A method and apparatus configure a network between users in a communication system. In a server, the method includes receiving user information from a terminal for purchasing contents, storing information on a purchaser for each of a plurality of contents, and configuring the network including users who purchase identical contents. Accordingly, the network can be automatically configured between user terminals on the basis of a contents purchase history of the user terminal in the communication system.

Abstract: A method and apparatus configure a network between users in a communication system. In a server, the method includes receiving user information from a terminal for purchasing contents, storing information on a purchaser for each of a plurality of contents, and configuring the network including users who purchase identical contents. Accordingly, the network can be automatically configured between user terminals on the basis of a contents purchase history of the user terminal in the communication system.

Abstract: A portable terminal provided with a cover is provided. The portable terminal includes a main body including an input/output unit; a cover attachable to and detachable from the main body, and provided with an output unit; a first sensor that detects folding/unfolding of the cover; and a controller that controls an output of the input/output unit or the output unit according to a detection signal of the first sensor.

Abstract: A method and an apparatus are provided for performing wireless communication between terminals. An inquiry message is transmitted to a neighboring terminal. An inquiry response message is received from the neighboring terminal. It is determined whether the apparatus overlaps the neighboring terminal. When the apparatus overlaps the neighboring terminal, paging is automatically performed, without intervention of a user of the apparatus, and pairing between the apparatus and the neighboring terminal is established.

Abstract: A method and an apparatus are provided for performing wireless communication between terminals. An inquiry message is transmitted to a neighboring terminal. An inquiry response message is received from the neighboring terminal. It is determined whether the apparatus overlaps the neighboring terminal. When the apparatus overlaps the neighboring terminal, paging is automatically performed, without intervention of a user of the apparatus, and pairing between the apparatus and the neighboring terminal is established.

Abstract: A method and apparatus for performing interaction between electronic papers is provided. A first electronic paper recognizes installation of a binder on the first electronic paper. The first electronic paper sets an interaction mode according to the installation of the binder on the first electronic paper. The first electronic paper establishes a communication connection with a second electronic paper on which the binder is also installed. The first electronic paper performs data communication with the second electronic paper according to the interaction mode.

Abstract: A wearable device and a method of outputting a virtual image by the wearable device area provided. The wearable device includes a projection type display unit that includes a variable lens and configured to project a light forming an image, a first sensor configured to detect a light reflected from an eye of a user, and a processor configured to control to display the virtual image on the projection type display unit by controlling one of a location of the variable lens and refractive power of the variable lens based on retina image information corresponding to the detected light.

Abstract: A printing device for transferring an image representing contents on electronic paper is provided. The printing device includes an electronic paper controller for generating a control signal for transferring the image and outputting the generated control signal to the electronic paper, a touch sensor on a top surface of which the electronic paper is disposed to detect a user input command, a touch sensor controller for outputting a control signal to the touch sensor for driving the touch sensor and receiving the user input command detected by the touch sensor, and a main controller for controlling the electronic paper controller to change an image displayed on the electronic paper according to the user input command input from the touch sensor controller.

Abstract: Provided is electronic paper that includes an imaging sheet for displaying content, a memory for storing the content, a mode switch unit for manually setting an operation mode of the electronic paper, and a controller for performing at least one operation from a plurality of operations including encryption of the content stored in the memory, deletion of the content stored in the memory, deletion of content displayed on the imaging sheet from a screen, and display of a lock screen that requires input of a password on the imaging sheet, according to an operation mode that is set by a user using the mode switch unit.

Abstract: A reflective type display device is provided, and includes a drive layer that includes pigment particles containing at least two colors of pigments, and transparent electrodes provided on a top surface and a bottom surface of drive layer, respectively, so as to drive the pigment particles. The drive layer includes transparent particles provided among the pigment particles. In the reflective type display device, the pigment particles are arranged among the transparent particles that form the drive layer and a lighting device is disposed on the bottom surface of the drive layer. Thus, uniform lighting may be provided even in a dark environment regardless of the size of the display device.

Abstract: A cover device is disclosed, and includes a cover member having an output unit on a surface thereof, and rotatably coupled with a touch panel; and an electrostatic capacitance generating unit which varies electrostatic capacitance at a touch position of the touch panel according to a touch on the output unit. A cover device also includes an output unit; and a transparent conductive film member provided on front and rear surfaces of the output unit, such that the transparent conductive film member is folded and provided on the front and rear surfaces of the output unit, so as to generate electrostatic capacitance at the same position.

Abstract: A protecting cover for an electronic device is provided, the protecting cover including a front cover portion positioned on a front surface of the electronic device, a back cover portion connected with the front cover portion and positioned on a back surface of the electronic device, an auxiliary display unit provided on the front cover portion, and a module configured to control transmission and reception of data and power supply depending on opening and closing of the front cover portion.

Abstract: A portable terminal provided with a cover is provided. The portable terminal includes a main body including an input/output unit; a cover attachable to and detachable from the main body, and provided with an output unit; a first sensor that detects folding/unfolding of the cover; and a controller that controls an output of the input/output unit or the output unit according to a detection signal of the first sensor.

Abstract: A reflective type display device is provided, and includes a drive layer that includes pigment particles containing at least two colors of pigments, and transparent electrodes provided on a top surface and a bottom surface of drive layer, respectively, so as to drive the pigment particles. The drive layer includes transparent particles provided among the pigment particles. In the reflective type display device, the pigment particles are arranged among the transparent particles that form the drive layer and a lighting device is disposed on the bottom surface of the drive layer. Thus, uniform lighting may be provided even in a dark environment regardless of the size of the display device.