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    • 31. 发明申请
    • APPARATUS FOR GENERATING SECURE KEY USING DEVICE AND USER AUTHENTICATION INFORMATION
    • 用于使用设备产生安全密钥的设备和用户认证信息
    • US20130318358A1
    • 2013-11-28
    • US13798475
    • 2013-03-13
    • Weixin WangHee-Chang ChoWon-Seok LeeMin-Wook KimHyoung-Suk Jang
    • Weixin WangHee-Chang ChoWon-Seok LeeMin-Wook KimHyoung-Suk Jang
    • G06F21/31
    • G06F21/31G06F21/57G06F2221/2105G06F2221/2107H04L9/0866
    • A secure key generating apparatus comprising an ID calculating unit receiving a primitive ID from a first storage device and calculating a first media ID, (a unique identifier of the first storage device), from the first primitive ID; a user authentication information providing unit providing user authentication information for authenticating the current; and a secure key generating unit for generating a first Secure Key using both the first media ID and the first user's authentication information. The Secure Key is used to encrypt/decrypt content stored in the first storage device. The secure key generating unit generates a first different Secure Key using a second media ID of a second storage device, and generates a second different Secure Key using second user's user authentication information. Only the first Secure Key can be used to decrypt encrypted content stored in the first storage device that was encrypted using the first Secure Key.
    • 一种安全密钥生成装置,包括ID计算单元,从第一存储装置接收原始ID,并从第一基元ID计算第一媒体ID(第一存储装置的唯一标识符); 用户认证信息提供单元提供用于认证当前的用户认证信息; 以及安全密钥生成单元,用于使用第一媒体ID和第一用户的认证信息来生成第一安全密钥。 安全密钥用于加密/解密存储在第一存储设备中的内容。 安全密钥生成单元使用第二存储设备的第二媒体ID生成第一不同的安全密钥,并且使用第二用户的用户认证信息生成第二不同的安全密钥。 只有第一个安全密钥可用于解密使用第一个安全密钥加密的第一个存储设备中存储的加密内容。
    • 32. 发明申请
    • METHOD FOR OPERATING MEMORY SYSTEM IN RING TOPOLOGY
    • 操作记录系统在环形拓扑学中的方法
    • US20130148440A1
    • 2013-06-13
    • US13612570
    • 2012-09-12
    • WEIXIN WANGHEE-CHANG CHOIL-SU HAN
    • WEIXIN WANGHEE-CHANG CHOIL-SU HAN
    • G11C7/00
    • G06F13/385
    • A method for operating a memory system includes providing a memory system including a memory controller, and first and second memory devices constituting a ring topology. The memory controller is connected to the first memory device through first and second links. The second memory device is disposed on the first link. The first memory device starts a first operation. The first link is used as a communication path between the first memory device and the memory controller. The second memory device starts a second operation before the first memory device completes the first operation. The communication path between the first memory device and the memory controller is changed into the second link. The first link is used as a communication path between the second memory device and the memory controller.
    • 用于操作存储器系统的方法包括提供包括存储器控制器以及构成环形拓扑的第一和第二存储器件的存储器系统。 存储器控制器通过第一和第二链路连接到第一存储器设备。 第二存储器件设置在第一链路上。 第一个存储设备启动第一个操作。 第一链路用作第一存储设备和存储器控制器之间的通信路径。 第二存储装置在第一存储装置完成第一操作之前开始第二操作。 第一存储器件和存储器控制器之间的通信路径被改变为第二链路。 第一链路用作第二存储设备和存储器控制器之间的通信路径。
    • 38. 发明授权
    • Method for switching low-power using AC and system for performing the same and power supply for using the system
    • 使用交流电切换低功耗的方法和执行相同的系统以及使用系统的电源
    • US07898224B2
    • 2011-03-01
    • US11596697
    • 2005-06-10
    • Young-Chang Cho
    • Young-Chang Cho
    • G05F5/00
    • H02M5/293H02M7/2176H02M2001/0032Y02B70/16
    • A power control method using AC power, the method being capable of performing: low power control that passes only two portions of positive direction waves of each one-cycle sine wave of the AC power and only two portions of negative direction waves of each one-cycle sine wave of the AC power, which have voltage levels lower than a set reference voltage level, through a system; and high power control that does not pass only two portions of positive direction waves of each one-cycle sine wave of the AC power and only two portions of negative direction waves of each one-cycle sine wave of the AC power, which have voltage levels lower than a set reference voltage level, through the system.
    • 一种使用AC电力的功率控制方法,该方法能够执行以下功能:低功率控制,其仅通过AC功率的每一周期正弦波的正方向波的两部分,并且仅每个一周期正弦波的两个部分, 通过系统,具有低于设定的参考电压电平的交流电源的周期正弦波; 和高功率控制,其不仅通过交流电源的每个一周期正弦波的正方向波的两部分,并且仅交流功率的每个一周期正弦波的负方向波的两部分具有电压电平 低于设定的参考电压电平,通过系统。
    • 39. 发明授权
    • Method for driving of a fluorescent lighting and a ballast stabilizer circuit for performing the same
    • 用于驱动荧光灯的方法和用于执行荧光照明的镇流器稳定器电路
    • US07855519B2
    • 2010-12-21
    • US11596698
    • 2005-06-10
    • Young-Chang Cho
    • Young-Chang Cho
    • H05B41/06
    • H05B41/295
    • A method of driving a fluorescent light, having: (a) receiving and full-wave rectifying commercial AC power; (b) dividing phases of the AC power full-wave rectified at step (a) depending on voltage magnitude, and performing switching control such that low-voltage portions of the divided voltages, having low phases, are used as heating power for heating filaments of a fluorescent tube, and high-voltage portions of the divided voltages, having high phases, are used as discharge voltage of the fluorescent tube; (c) switching on the low-voltage portions having low phases as the heating power for heating the filaments of the fluorescent tube in response to a signal output at step (b); and (d) switching on the high-voltage portions having high phases as the lighting power of the fluorescent tube in response to the signal output at step (b).
    • 一种驱动荧光的方法,具有:(a)接收全波整流商用交流电; (b)根据电压幅值对步进(a)全波整流的交流电力的相位进行分压,并进行切换控制,使低相分压的低电压部分被用作加热丝的加热功率 的荧光管的放电电压,并且具有高相位的分压的高电压部分被用作荧光管的放电电压; (c)响应于步骤(b)的信号输出,将具有低相位的低电压部分接通作为用于加热荧光管的细丝的加热功率; 以及(d)响应于步骤(b)的信号输出,将具有高相位的高电压部分接通作为荧光管的点亮功率。