Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A method of receiving a packet by a receiving terminal is provided. The method includes receiving one or more packets including information about an event which belongs to a same kind of event from a transmitting terminal, and selecting at least one packet from among the received one or more packets based on time information of a certain point of time at the certain point of time.

Abstract: A test device for testing a plurality of semiconductor devices, each of which includes a plurality of functional blocks and a plurality of test pads coupled to the functional blocks. The test device includes a test header including a plurality of test channels, a plurality of test sites on which the semiconductor devices are installed, and a test control device. The test control device allocates the test channels to at least some of the test pads of the semiconductor devices to test more than two of the semiconductor devices simultaneously. The number of the test sites is greater than a value generated by dividing the number of the test channels by the number of the test pads of each of the semiconductor devices.

Abstract: An operation method of a base station in a mobile communication network may comprise determining to disconnect a radio resource control (RRC) connection; transmitting a RRC connection release message to a terminal; releasing the RRC connection with the terminal while maintaining an S1-U bearer set up between the base station and a serving gateway (S-GW); and releasing the S1-U bearer after maintaining the S1-U bearer for a first time.

Abstract: Provided are a method for a connection configuration of a base station including: operating a C-RNTI release timer for release of a C-RNTI which is used in a connection mode before an idle mode after a terminal is transited to the idle mode; and configuring a connection with the terminal by using the C-RNTI before the C-RNTI release timer is expired, a method for connection configuration of a terminal including: receiving information on a release time of a C-RNTI which is used in a connection mode before an idle mode from a base station after being transited to the idle mode; and configuring a connection with the base station by using the existing C-RNTI when a transmission request of uplink data occurs for the release time, and the terminal.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A mobile terminal and a method operating the same are provided. The method includes generating a list of a service that may be provided to an external via a Local Area Network (LAN), transmitting the generated service list to the external terminal, receiving a request for providing a service that is included in the service list from the external terminal, and connecting the mobile terminal to the external terminal via the LAN and providing the requested service to the external terminal.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A wearable device includes a user information obtainer configured to obtain user information, a controller configured to selectively generate, in response to a user being authenticated based on the user information, an encryption key for encryption of content of an external device; and a communicator configured to transmit the encryption key to the external device.

Abstract: A mobile terminal and a method operating the same are provided. The method includes generating a list of a service that may be provided to an external via a Local Area Network (LAN), transmitting the generated service list to the external terminal, receiving a request for providing a service that is included in the service list from the external terminal, and connecting the mobile terminal to the external terminal via the LAN and providing the requested service to the external terminal.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A wearable device includes a user information obtainer configured to obtain user information, a controller configured to selectively generate, in response to a user being authenticated based on the user information, an encryption key for encryption of content of an external device; and a communicator configured to transmit the encryption key to the external device.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A method for transmitting contents and user's interactions among multiple devices is provided. The method includes determining a group of object devices including a portion of the plurality of object devices, transmitting the data to the object devices of the determined group, receiving confirmation information from the object device which completes receiving of the data, among the object devices of the determined group, determining a clone device based on the received confirmation information. The transmitted clone information is used to transmit the data from the determined clone device to at least one object device which is not included in the object devices of the determined group among the plurality of object devices.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: The present invention provides a cell culture substrate comprising a polymer formed of a cyclosiloxane compound and a manufacturing method therefor, and a method for preparing a cell spheroid type of cell aggregate or induced pluripotent stem cells using the cell culture substrate. The cell spheroid type of cell aggregate can be easily formed by culturing cells on the cell culture substrate of the present invention, and further, the cell culture substrate can be utilized as a cell culture platform for preparing the induced pluripotent stem cells.

Abstract: A test device for testing a plurality of semiconductor devices, each of which includes a plurality of functional blocks and a plurality of test pads coupled to the functional blocks. The test device includes a test header including a plurality of test channels, a plurality of test sites on which the semiconductor devices are installed, and a test control device. The test control device allocates the test channels to at least some of the test pads of the semiconductor devices to test more than two of the semiconductor devices simultaneously. The number of the test sites is greater than a value generated by dividing the number of the test channels by the number of the test pads of each of the semiconductor devices.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: Provided are a method for a connection configuration of a base station including: operating a C-RNTI release timer for release of a C-RNTI which is used in a connection mode before an idle mode after a terminal is transited to the idle mode; and configuring a connection with the terminal by using the C-RNTI before the C-RNTI release timer is expired, a method for connection configuration of a terminal including: receiving information on a release time of a C-RNTI which is used in a connection mode before an idle mode from a base station after being transited to the idle mode; and configuring a connection with the base station by using the existing C-RNTI when a transmission request of uplink data occurs for the release time, and the terminal.