Abstract: Provided is an electronic apparatus including: at least one communicator configured to communicate with a first external apparatus and a second external apparatus; and a processor configured to receive a request for writing a file on the second external apparatus from the first external apparatus, receive the file from the first external apparatus based on a filename format of the file, writing of which is permitted, and make the received file be selectively stored in the second external apparatus.

Abstract: Provided is an electronic apparatus including: at least one communicator configured to communicate with a first external apparatus and a second external apparatus; and a processor configured to receive a request for writing a file on the second external apparatus from the first external apparatus, receive the file from the first external apparatus based on a filename format of the file, writing of which is permitted, and make the received file be selectively stored in the second external apparatus.

Abstract: An electronic apparatus is provided. The electronic apparatus includes a storage divided into a first area and a second area, the second area having a storage method different than a storage method of the first area regarding data from the first area and a processor configured to, in response to a predetermined event occurring, store booting data stored in the first area in the second area, and if the predetermined event occurs again while the booting data is stored in the second area, to boot the electronic apparatus using the booting data stored in the second area.

Abstract: An electronic apparatus is provided. The electronic apparatus includes a storage divided into a first area and a second area, the second area having a storage method different than a storage method of the first area regarding data from the first area and a processor configured to, in response to a predetermined event occurring, store booting data stored in the first area in the second area, and if the predetermined event occurs again while the booting data is stored in the second area, to boot the electronic apparatus using the booting data stored in the second area.

Abstract: An electronic device and a method of booting the electronic device is provided. The electronic device and method include a power supply unit, a volatile memory, a non-volatile memory, and a controller which, in response to power being supplied by the power supply unit, performs booting in a first booting mode that uses a suspend image stored in the volatile memory; and, in response to an error occurring in the first booting mode, performs a next booting in a second booting mode that uses a suspend image stored in the non-volatile memory. In response to power being supplied by the power supply unit, performing booting in a first booting mode that uses a suspend image stored in the volatile memory; and in response to an error occurring in the first booting mode, performing a next booting in a second booting mode using a suspend image stored in the non-volatile memory.

Abstract: An image processing apparatus and a method for controlling an image processing apparatus are disclosed. The method includes: primarily processing a first thread from among a plurality of threads for a preset process; generating and storing a first error correction code for data recorded in a stack area of a random access memory (RAM) corresponding to the first thread when a primary process terminates; processing a second thread which is different from the first thread from among the plurality of threads; determining whether the data of the stack area is valid on the basis of the stored first error correction code at a point of time when the process for the second thread terminates and a secondary process for the first thread begins; and secondarily processing the first thread by restoring the data having an error in the stack area in response to a determination that the data of the stack area is invalid.

Abstract: An electronic device and a method of booting the electronic device is provided. The electronic device and method include a power supply unit, a volatile memory, a non-volatile memory, and a controller which, in response to power being supplied by the power supply unit, performs booting in a first booting mode that uses a suspend image stored in the volatile memory; and, in response to an error occurring in the first booting mode, performs a next booting in a second booting mode that uses a suspend image stored in the non-volatile memory. In response to power being supplied by the power supply unit, performing booting in a first booting mode that uses a suspend image stored in the volatile memory; and in response to an error occurring in the first booting mode, performing a next booting in a second booting mode using a suspend image stored in the non-volatile memory.

Abstract: An image processing apparatus and a method for controlling an image processing apparatus are disclosed. The method includes: primarily processing a first thread from among a plurality of threads for a preset process; generating and storing a first error correction code for data recorded in a stack area of a random access memory (RAM) corresponding to the first thread when a primary process terminates; processing a second thread which is different from the first thread from among the plurality of threads; determining whether the data of the stack area is valid on the basis of the stored first error correction code at a point of time when the process for the second thread terminates and a secondary process for the first thread begins; and secondarily processing the first thread by restoring the data having an error in the stack area in response to a determination that the data of the stack area is invalid.

Abstract: An improved cleaning robot that uses a simple structure to sense an obstacle is provided. The cleaning robot includes a robot main body comprising a driving unit to drive the cleaning robot, and a cleaning unit to remove dust, a bumper unit which is movably mounted in the robot main body to protect the robot main body from collision with an obstacle, a sensor unit which supports the bumper unit movably in a plurality of directions to sense the collision of the bumper unit and the obstacle, and a control unit which controls the driving unit on the basis of a signal sensed by the sensor to avoid the obstacle.

Abstract: A wheel driving apparatus for a moving apparatus is provided. The wheel driving apparatus includes a wheel, a driving motor to generate a driving power to rotate the wheel, a gear box to transmit the rotational force of the driving motor to the wheel, and a guide shaft movable vertically with respect to the base member, wherein the wheel, the driving motor, the gear box, and the guide shaft are connected integrally with each other to move vertically with respect to the base member in unison.

Abstract: A robot cleaner system is disclosed. The robot cleaner system includes a robot cleaner to carry out a cleaning operation while automatically traveling around along a surface to be cleaned, and a charging station connectable with the robot cleaner to charge a charging battery mounted in the robot cleaner with electricity. The charging station includes a setting switch to selectively set up a value of threshold height.

Abstract: A control method for a robot cleaner that includes: driving a driving part to move the robot cleaner by a predetermined distance in an opposite direction to a proceeding direction thereof when a bumper sensor detects a collision with an obstacle, measuring the number of times in which the robot cleaner repeats moving in real-time, comparing the measured number with a predetermined reference number, and stopping the robot cleaner when the measured number is more than the reference number. With this method, the robot cleaner can diagnose a breakdown of the bumper sensor to stop the cleaner, and inform a user of the breakdown.

Abstract: A robot cleaner that has a dust collection unit with a cyclone part generating an ascending rotary air current from the dust-laden air being drawn in through a lower part thereof, separating the dust from the air using a centrifugal force, and discharging the dust-separated air to the lower part through a center part, and a collection part surrounding the cyclone part to receive the dust being centrifugally separated.

Abstract: A cyclone dust separating apparatus for separating dust from external air drawn in thereto and discharging the separated dust, comprises at least one first cyclone body having a tubular shape and forming a first cyclone chamber where the external air is rotated; and at least one second cyclone body forming a second cyclone chamber where the air discharged from the first cyclone chamber is rotated again to separate dust, wherein the external air is drawn in through a lower end of the first cyclone chamber and discharged through an upper end of the first cyclone chamber, and the air discharged from the first cyclone chamber is drawn in through an upper end of the second cyclone chamber and discharged through an upper end of the second cyclone chamber.

Abstract: A dust receptacle comprising an ultraviolet transmission window and a vacuum cleaner having the same. The dust receptacle includes a receptacle body detachably mounted to a cleaner body, an ultraviolet (UV) transmission window penetratingly formed on the receptacle body, and a Teflon® cover sealing the UV transmission window. The vacuum cleaner having the dust receptacle includes a cleaner body, a dust receptacle detachably mounted to the cleaner body, a UV sterilizer lamp mounted within the cleaner body to scan the dust receptacle with a UV ray, a grill protecting the UV sterilizer lamp. In the vacuum cleaner, the dust receptacle has the same structure as described above.

Abstract: A cyclone dust separating apparatus for separating dust from external air drawn in thereto and discharging the separated dust, comprises at least one first cyclone body having a tubular shape and forming a first cyclone chamber where the external air is rotated; and at least one second cyclone body forming a second cyclone chamber where the air discharged from the first cyclone chamber is rotated again to separate dust, wherein the external air is drawn in through a lower end of the first cyclone chamber and discharged through an upper end of the first cyclone chamber, and the air discharged from the first cyclone chamber is drawn in through an upper end of the second cyclone chamber and discharged through an upper end of the second cyclone chamber.

Abstract: A cyclone dust separating apparatus for separating dust from external air drawn in thereto and discharging the separated dust, comprises at least one first cyclone body having a tubular shape and forming a first cyclone chamber where the external air is rotated; and at least one second cyclone body forming a second cyclone chamber where the air discharged from the first cyclone chamber is rotated again to separate dust, wherein the external air is drawn in through a lower end of the first cyclone chamber and discharged through an upper end of the first cyclone chamber, and the air discharged from the first cyclone chamber is drawn in through an upper end of the second cyclone chamber and discharged through an upper end of the second cyclone chamber.

Abstract: A dust separating apparatus for a vacuum cleaner having a casing, a cyclone unit formed in the casing to filter contaminants from drawn-in air and discharge air removed of the contaminants, and a dust collection part arranged in parallel with the cyclone unit in the casing to collect the contaminant separated from the air by the cyclone unit. The casing is substantially semicircular to correspond to the mounting chamber of the vacuum cleaner body. On a bottom surface of the cyclone unit, an air inlet and an air outlet are formed. The air outlet is formed at one side of the air inlet.

Abstract: A multi dust-collecting apparatus for a vacuum cleaner separating dirt particles from air by taking two steps. The multi dust-collecting apparatus includes a dust-collecting unit to separate dirt particles from the air by using gravity and inertia, and a plurality of cyclones to swirl the air discharged from the dust-collecting unit and separate the dirt particles from the air by using centrifugal force.

Abstract: A wheel driving apparatus for a moving apparatus is provided. The wheel driving apparatus includes a wheel, a driving motor to generate a driving power to rotate the wheel, a gear box to transmit the rotational force of the driving motor to the wheel, and a guide shaft movable vertically with respect to the base member, wherein the wheel, the driving motor, the gear box, and the guide shaft are connected integrally with each other to move vertically with respect to the base member in unison.