公开(公告)号：US20140169115A1

公开(公告)日：2014-06-19

申请号：US14064376

申请日：2013-10-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sang Hun JEON ,  Cheol KWON ,  Yeongkyun LEE

IPC: G11C5/14

CPC classification number: G11C5/141 ,  G11C5/147 ,  G11C29/021 ,  G11C29/028

Abstract: A user system is provided which includes a storage device and an auxiliary power device configured to supply a power to the storage device, wherein the auxiliary power device includes a first one direction device configured to supply a supply voltage from an external power supply to the storage device, a charging unit configured to be charged by the external power supply, a second one direction device configured to selectively supply an output voltage of the charging unit to the storage device, a voltage detector configured to detect a level of the output voltage of the charging unit and to output a first control signal to the storage device, and a switching unit connected between the charging unit and the second one direction device and configured to operate in response to a second control signal from the storage device.

Abstract translation: 提供了一种用户系统，其包括存储装置和被配置为向存储装置供电的辅助电力装置，其中辅助电力装置包括被配置为将来自外部电源的电源电压提供给存储装置的第一单向装置 装置，被配置为由外部电源充电的充电单元，被配置为向存储装置选择性地提供充电单元的输出电压的第二单向装置，被配置为检测所述充电单元的输出电压的电平的电压检测器， 充电单元并将第一控制信号输出到存储装置;以及切换单元，连接在充电单元和第二单向设备之间，并且被配置为响应于来自存储设备的第二控制信号进行操作。