Abstract: A method for managing operating system executed by an electronic device is provided. The method includes obtaining, by a guest module of the guest operating system, information regarding a guest app executable on the guest operating system, providing, by the guest module, the information regarding the guest app to a host module of the host operating system, providing, by the host module, the information regarding the guest app to an app list creation module of the host operating system, combining, by the app list creation module, information regarding a host app executable on the host operating system and the information regarding the guest app, and outputting, by the app list creation module, an app execution list that includes the combined information.

Abstract: A device management method including receiving, at an electronic device including a first operating system and a second operating system, a policy for the first or second operation system from an external server by a device management module of the first operating system, sending, by the device management module, the policy to a host management module of the first operating system in communication with the second operating system, and applying, by the host management module, the policy to the second operating system.

Abstract: A device and method for providing the security of data by using multiple modes in the device are provided. The device includes a storage unit that includes a normal mode data area and a security mode data area which is isolated from the normal mode data area and access to which is allowed only in a security mode; and a controller that processes data in the normal mode data area during a normal mode, and processes data in the security mode data area during the security mode.

Abstract: A method for managing operating system executed by an electronic device is provided. The method includes obtaining, by a guest module of the guest operating system, information regarding a guest app executable on the guest operating system, providing, by the guest module, the information regarding the guest app to a host module of the host operating system, providing, by the host module, the information regarding the guest app to an app list creation module of the host operating system, combining, by the app list creation module, information regarding a host app executable on the host operating system and the information regarding the guest app, and outputting, by the app list creation module, an app execution list that includes the combined information.

Abstract: A device management method including receiving, at an electronic device including a first operating system and a second operating system, a policy for the first or second operation system from an external server by a device management module of the first operating system, sending, by the device management module, the policy to a host management module of the first operating system in communication with the second operating system, and applying, by the host management module, the policy to the second operating system.

Abstract: An electronic device is provided. The electronic device includes a memory having a first memory area for storing an instruction that provides a normal operating mode and a second memory area for storing an instruction that provides a secure operating mode, and a processor configured to implement a secure mode management module that is configured to receive configuration information associated with the secure operating mode from at least one external electronic device and to store at least one function corresponding to the configuration information in the second memory area.

Abstract: An electronic device and method for data conversion processing are disclosed. The electronic device includes a communication interface configured to communicatively couple with an external server, and a control module. The control module may implement the method, which includes receiving a request to display content that is at least one of unoptimized or incompatible with data processing functionality of the electronic device, in response to the request, transmitting to the external server the content and at least one of a desired data type and a configuration setting of the electronic device, receiving from the external server a converted content optimized or compatible with the data processing functionality, converted by a renderer of the external server utilizing the at least one of the desired type and the configuration setting, and displaying the converted content on the display.

Abstract: A method for displaying a message in a mobile communication terminal in which includes: when a message is received (or transmitted), a keyword is extracted from received (or transmitted) message contents; a determination is made whether a counterpart's (or one's own) sender information of the received (or transmitted) message exists, wherein when the counterpart's (or one's own) sender information exists, a determination is made whether a representative photo image exists in the counterpart's (or one's own) sender information, and when the representative photo image exists, a face detection feature is extracted from the representative photo image, and a keyword is extracted from the received message contents, and wherein a photo image that meets at least one of the extracted face detection feature and the keyword is searched for from an internal device or an external device.

Abstract: A device and method for providing the security of data by using multiple modes in the device are provided. The device includes a storage unit that includes a normal mode data area and a security mode data area which is isolated from the normal mode data area and access to which is allowed only in a security mode; and a controller that processes data in the normal mode data area during a normal mode, and processes data in the security mode data area during the security mode.

Abstract: An apparatus and method for transmitting a message in a mobile communication system is disclosed. The apparatus for transmitting a message in a portable terminal comprises a message generation unit for generating a message including contents corresponding to at least two recipients and for selectively selecting an intended user for the respective content, and a controller for controlling to transmit the message to the at least two recipients.

Abstract: An apparatus and method for updating a program of a mobile terminal using an Over-The-Air (OTA) programming mechanism is provided. The program upgrade apparatus includes a first memory for storing a reference version of the program and at least one upgrade package; a second memory for loading an upgrade version of the program; a communication unit for enabling the mobile terminal to communicate with an external system; and a control unit for controlling the communication unit to download the upgrade package in response to an upgrade notification message from the external system, installing the upgrade package within the first memory, generating an upgrade version of the program by merging the upgrade package and the reference version in response to an install command, and operating the mobile terminal with the upgraded version of the program.

Abstract: A method for displaying a message in a mobile communication terminal in which includes: when a message is received (or transmitted), a keyword is extracted from received (or transmitted) message contents; a determination is made whether a counterpart's (or one's own) sender information of the received (or transmitted) message exists, wherein when the counterpart's (or one's own) sender information exists, a determination is made whether a representative photo image exists in the counterpart's (or one's own) sender information, and when the representative photo image exists, a face detection feature is extracted from the representative photo image, and a keyword is extracted from the received message contents, and wherein a photo image that meets at least one of the extracted face detection feature and the keyword is searched for from an internal device or an external device.

Abstract: An apparatus and method for transmitting a message in a mobile communication system is disclosed. The apparatus for transmitting a message in a portable terminal comprises a message generation unit for generating a message including contents corresponding to at least two recipients and for selectively selecting an intended user for the respective content, and a controller for controlling to transmit the message to the at least two recipients.

Abstract: An apparatus and method for processing image data are provided. Using the method of the present invention, image data output from an image sensor can be rapidly processes and the necessary amount of buffer memory can be reduced. To this end, first image data of one frame is processed and converted into second image data in an image sensor part. The converted second image data is stored in a plural buffer memory having a plurality of storage areas. The second image data is sequentially read from the plural buffer memory, and then encoded.

Abstract: A data compression apparatus and method for improving data compression efficiency are provided. The data compression apparatus includes a searcher for calculating costs, by searching domain blocks arranged in forward direction in a search range, between a range block and the domain blocks and for generating distance and difference information, by searching the costs in backward direction, between the range block and the domain block that incurs the lowest cost and a coder for encoding the distance and difference information into compressed data of the range block.

Abstract: A data compression/decompression apparatus and method are provided for improving memory utilization. The data compression/decompression apparatus includes a compressor for calculating costs of domain blocks to a range block through forward searching in a search range, for selecting the domain block having the lowest cost to the range block as a reference domain block through backward searching, for generating distance and difference information of the reference domain block, and for encoding the distance and difference information into compressed data of the range block. The data compression/decompression apparatus also includes a decompressor for finding the reference domain block on the basis of the distance and for decoding the compressed data into original data of the range block with reference to the difference information.

Abstract: A data compression method and data communication system utilizing the same includes: a sender apparatus that compares, in response to input of data to be sent, the input data with the previously sent data in storage. The sender apparatus produces, when a data item repeated in the input data and previously sent data is found, delta data by excluding the repeated data item from the input data. The sender apparatus represents the delta data in a transport format, and transmits the delta data. The system includes a receiver apparatus that receives the data in a transport format. The receiver apparatus adds, when delta data is present in the received data, a repeated data item to the delta data, and recovers the original data. The sender apparatus sends and receives data to and from the receiver apparatus through a text-based protocol.

Abstract: Disclosed are a method and an apparatus for creating content for continuously playing a plurality of contents in a portable terminal. The method includes receiving rules in a content setting mode, creating one or more contents according to the received rules, and continuously playing the one or more contents when an input for instructing play of created content is made.

Abstract: A data compression/decompression apparatus and method is provided for improving memory utilization. A data compression/decompression apparatus of the present invention includes a compressor for calculating costs of domain blocks to a range block through forward searching in a search range, for selecting the domain block having the lowest cost to the range block as a reference domain block through backward searching, for generating distance and difference information of the reference domain block, and for encoding the distance and difference information into compressed data of the range block and a decompressor for finding the reference domain block on the basis of the distance and for decoding the compressed data into original data of the range block with reference to the difference information.

Abstract: A data compression apparatus and method for improving data compression efficiency are provided. A data compression apparatus of the present invention includes a searcher for calculating costs, by searching domain blocks arranged in forward direction in a search range, between a range block and the domain blocks and for generating distance and difference information, by searching the costs in backward direction, between the range block and the domain block that incurs the lowest cost and a coder for encoding the distance and difference information into compressed data of the range block.