Abstract: A variable vehicle, such as a dimensionally variable vehicle, is provided. The variable vehicle includes a body portion, an extension portion insertable into the body portion and moveable to an outside of the body portion so that at least a portion of the extension portion is exposed, wheels disposed on a lower side of the body portion, the wheels being connected to each other by a link portion, and a drive device to individually drive the wheels to change the arrangement of the wheels. The extension portion is connected to the link portion, and the arrangement of the link portion and the extension portion is changed based on the arrangement of the wheels.

Abstract: A corner module includes a drive power generator configured to provide drive power to a wheel, a suspension connected to the drive power generator, and a first arm and a second arm spaced a distance apart from each other. A steering system is configured to support the suspension, to be rotated relatively to a vehicle body, and to adjust a steering angle of the wheel. The device further includes a camber adjuster configured to move the first arm or the second arm to adjust a camber angle of the wheel.

Abstract: The present invention relates to: a novel drug preparation method capable of preparing medicines, nano-drug-carriers or metal-organic frameworks, which are prepared by means of a conventional wet chemical synthesis method; and a drug prepared by means of the preparation method.

Abstract: Disclosed is a corner module apparatus for a vehicle. The corner module includes a knuckle coupled to a wheel bearing rotatably supporting a wheel, a drive motor, configured to generate a drive power, spaced a distance away from the wheel, a transfer shaft, disposed between the wheel and the drive motor, configured to transfer the drive power generated from the drive motor, a suspension connected to the knuckle and configured to absorb shock transferred from a road surface, and a steering system configured to support the drive motor and the suspension and to adjust a steering wheel of the wheel.

Abstract: Provided is a content recommendation method. The content recommendation method includes: receiving, by a user terminal, text information from a user through a text input window of a chatting room, outputting, by the user terminal, a first content set including at least a part of contents related to keyword information to be mapped to the text information, outputting, by the user terminal, a first preview content for a first content included in the first content set, receiving, by the user terminal, an interaction from the user, and in response to the interaction, outputting, by the user terminal, a second preview content for a second content to replace the first preview content, wherein the second content is a content related to the keyword information.

Abstract: A corner module apparatus for a vehicle may include a driver configured to provide a driving force to a wheel of a vehicle, a suspension connected to the driver, and being configured to absorb shock transferred from a road surface, and a steering unit connected to the suspension, the steering unit rotatably installed under a frame module coupled to a vehicle body, and being configured to adjust a steering angle of the wheel.

Abstract: Provided is a content recommendation method. The content recommendation method includes: receiving, by a user terminal, text information from a user through a text input window of a chatting room, outputting, by the user terminal, a first content set including at least a part of contents related to keyword information to be mapped to the text information, outputting, by the user terminal, a first preview content for a first content included in the first content set, receiving, by the user terminal, an interaction from the user, and in response to the interaction, outputting, by the user terminal, a second preview content for a second content to replace the first preview content, wherein the second content is a content related to the keyword information.

Abstract: A corner module apparatus includes a drive unit to provide a driving force to a wheel, a suspension arm to support the drive unit with respect to a vehicle body, a stretchable shock absorber connected at one side thereof to the drive unit, a steering drive member to support another side of the shock absorber with respect to the vehicle body and generate a steering force, and a steering transmission member provided between the steering drive member and the drive unit. The steering transmission member is capable of varying a steering angle of the wheel in conjunction with the steering force generated by the steering drive member.

Abstract: Disclosed is a corner module apparatus for a vehicle. The corner module includes a driving unit that provides drive power to a wheel of the vehicle, a braking unit that interferes with rotation of the wheel to generate braking power, and a suspension unit connected to the driving unit. The suspension unit absorbs shock transferred from a road surface. The corner module also includes a steering unit connected to the suspension unit and rotated about a steering axis inclined with respect to the wheel. The steering unit adjusts a steering angle of the wheel.

Abstract: Provided are a method and server for providing a content list. The method and server for providing a content list includes: providing source content to a chat room, receiving a request for providing a content list related to the source content from a first terminal of a first member; providing at least one of a first content list including at least one keyword-related content selected from among the entire contents stored in the server based on a keyword of the source content and a second content list including at least one group-related content belonging to the same group as a group of the source content among the entire contents, receiving information on selection content selected by the first member among the contents included in the at least one content list, from the first terminal, and providing the selection content to the chat room.

Abstract: The present disclosure provides for sequentially turning on a plurality of power conversion modules according to the magnitude of load power at the time of driving the power conversion modules, operating power conversion modules which have already been turned on in an optimum efficiency interval, and providing increased load power through a power conversion module which has been newly turned on.

Abstract: A system and method for controlling a vehicle, where the system includes independent driving modules each including a connection device having a rotation center spaced apart from a driving shaft in a forward/rearward direction and configured to connect the wheel and a vehicle body to move the wheel in the forward/rearward or an upward/downward direction, a shock absorber extending in a longitudinal direction and configured to contract or stretch, to connect the vehicle body and the connection device, and to restrict an upward/downward movement of the connection device, and a driving device configured to rotate the wheel, a road surface detector configured to detect a height displacement or a state of a road, and a controller configured to control velocities of the front and rear wheels of the independent driving modules, and to change a height of the vehicle based on the height displacement or the state of the road.

Abstract: A corner module apparatus includes a drive unit to provide a driving force to a wheel, a suspension arm to support the drive unit with respect to a vehicle body, a stretchable shock absorber connected at one side thereof to the drive unit, a steering drive member to support another side of the shock absorber with respect to the vehicle body and generate a steering force, and a steering transmission member provided between the steering drive member and the drive unit. The steering transmission member is capable of varying a steering angle of the wheel in conjunction with the steering force generated by the steering drive member.

Abstract: A steering apparatus for a vehicle including a plurality of independently steered wheels, the apparatus including one or more processors configured to execute instructions and a memory storing the instructions, wherein execution of the instructions configures the one or more processors to provide an interface, assign a motion mode of the vehicle based on a manipulation received by the interface, determine target angles of the plurality of independently steered wheels corresponding to the assigned motion mode, and output motion trajectories of the vehicle according to the determined target angles through the interface.

Abstract: Provided are a method and server for providing a content list. The method and server for providing a content list includes: providing source content to a chat room, receiving a request for providing a content list related to the source content from a first terminal of a first member; providing at least one of a first content list including at least one keyword-related content selected from among the entire contents stored in the server based on a keyword of the source content and a second content list including at least one group-related content belonging to the same group as a group of the source content among the entire contents, receiving information on selection content selected by the first member among the contents included in the at least one content list, from the first terminal, and providing the selection content to the chat room.

Abstract: A corner module apparatus for a vehicle includes a driving unit configured to provide driving power to a wheel of the vehicle; a braking unit, coupled with the driving unit, configured to apply or release braking power; an upper arm module, connected to the driving unit, adjustable to vary a camber angle of the wheel; a lower arm module, connected to the driving unit, configured to absorb road surface impact while the vehicle moves; and a steering unit configured to support the upper arm module and the lower arm module, and adjust a steering angle of the wheel.

Abstract: Provided are a method and server for providing a content list. The method and server for providing a content list includes: providing source content to a chat room, receiving a request for providing a content list related to the source content from a first terminal of a first member; providing at least one of a first content list including at least one keyword-related content selected from among the entire contents stored in the server based on a keyword of the source content and a second content list including at least one group-related content belonging to the same group as a group of the source content among the entire contents, receiving information on selection content selected by the first member among the contents included in the at least one content list, from the first terminal, and providing the selection content to the chat room.

Abstract: An independently driving wheel module includes: a base frame including an upper end fixed to a coupling surface of a vehicle body, and a rotation part coupled to the upper end of the base frame such that the rotation part is rotatable with respect to the upper end of the base frame; a connection link including a first end integrally coupled to the rotation part, and a second end having a shape extending downward from the first end of the connection link; a driving wheel disposed at a side of the second end of the connection link and coupled to the second end of the connection link; and a rotation plate including an upper and lower surfaces extending obliquely in misaligned directions, the rotation plate being interposed between the base frame and the vehicle body so as to be rotatable with respect to the base frame or the vehicle body.

Abstract: Disclosed is a corner module apparatus for a vehicle. The corner module includes a driving unit that provides drive power to a wheel of the vehicle, a braking unit that interferes with rotation of the wheel to generate braking power, and a suspension unit connected to the driving unit. The suspension unit absorbs shock transferred from a road surface. The corner module also includes a steering unit connected to the suspension unit and rotated about a steering axis inclined with respect to the wheel. The steering unit adjusts a steering angle of the wheel.

Abstract: Disclosed is a corner module apparatus for a vehicle.