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公开(公告)号：US20220374254A1
公开(公告)日：2022-11-24
申请号：US17687839
申请日：2022-03-07
发明人： Onegun LEE , Jihoon LEE , Jun KIM , Ilho LEE
IPC分类号： G06F9/455 , G06F12/02 , G06F12/1081 , G06F12/0871 , G06F13/16
摘要： A virtualized system is provided. The virtualized system includes: a memory device; a processor configured to provide a virtualization environment; a direct memory access device configured to perform a function of direct memory access to the memory device; and a memory management circuit configured to manage a core access of the processor to the memory device and a direct access of the direct memory access device to the memory device. The processor is further configured to provide: a plurality of guest operating systems that run independently from each other on a plurality of virtual machines of the virtualization environment; and a hypervisor configured to control the plurality of virtual machines in the virtualization environment and control the memory management circuit to block the direct access when a target guest operating system controlling the direct memory access device, among the plurality of guest operating systems is rebooted.
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公开(公告)号：US20230206808A1
公开(公告)日：2023-06-29
申请号：US18172763
申请日：2023-02-22
发明人： Juyeoung KIM , Sanghyuk KOH , Joseph KIM , Jun KIM , Hyeryoung KIM , Jaewoong CHUNG , Hanchul JUNG
IPC分类号： G09G3/20
CPC分类号： G09G3/20 , G09G2330/021
摘要： A storage medium that stores commands, the commands being configured to enable at least one processor of an electronic device to perform at least one operation when executed by the at least one processor is provided. The at least one operation comprises identifying a remaining amount of a battery of the electronic device and a power consumption rate of the electronic device, and controlling, based on the remaining amount of battery and the power consumption rate, a driving circuit of the electronic device to switch a display of the electronic device from a first state to a second state, wherein a first area of the display is exposed in the first state, the first area including a second area and a third area and wherein the second area is exposed and the third area is not exposed in the second state.
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