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    • 3. 发明授权
    • Apparatus and method for hash cryptography
    • 散列加密的装置和方法
    • US08275126B2
    • 2012-09-25
    • US12567006
    • 2009-09-25
    • Moo Seop KimYoung Soo ParkJi Man ParkYoung Sae KimHong Il JuSung Ik Jun
    • Moo Seop KimYoung Soo ParkJi Man ParkYoung Sae KimHong Il JuSung Ik Jun
    • H04L9/06H04L9/28H04K1/00G06F12/14
    • H04L9/3239H04L2209/12H04L2209/805
    • An apparatus for hash cryptography has a hardware structure that is capable of providing both secure hash algorithm (SHA)-1 hash calculation and SHA-256 hash calculation. The apparatus for hash cryptography generates a plurality of first message data corresponding to a plurality of first rounds when the SHA-1 hash calculation is performed and generates a plurality of second message data corresponding to a plurality of second rounds when the SHA-256 hash calculation is performed by using one memory, one first register, one XOR calculator, and one OR calculator, calculates a message digest by the SHA-1 hash calculation by using the plurality of first message data when the SHA-1 hash calculation is performed, and calculates a message digest by the SHA-256 by using the plurality of second message data when the SHA-256 hash calculation is performed.
    • 用于散列加密的装置具有能够提供安全散列算法(SHA)-1哈希计算和SHA-256哈希计算的硬件结构。 当执行SHA-1散列计算时,用于散列加密的装置产生对应于多个第一轮的多个第一消息数据,并且当SHA-256散列计算时产生与多个第二轮相对应的多个第二消息数据 通过使用一个存储器,一个第一寄存器,一个XOR计算器和一个OR计算器,当执行SHA-1哈希计算时,通过使用多个第一消息数据通过SHA-1哈希计算来计算消息摘要,以及 当执行SHA-256哈希计算时,通过使用多个第二消息数据,通过SHA-256计算消息摘要。
    • 4. 发明授权
    • Low power HMAC encryption apparatus
    • 低功率HMAC加密装置
    • US08086864B2
    • 2011-12-27
    • US12103559
    • 2008-04-15
    • Moo Seop KimYoung Sae KimYoung Soo ParkJi Man ParkSung Ik JunJong Soo Jang
    • Moo Seop KimYoung Sae KimYoung Soo ParkJi Man ParkSung Ik JunJong Soo Jang
    • H04L9/32H04K1/00H04L9/00H04L9/28
    • H04L63/164G06F21/602H04L63/0485H04L63/123
    • There are provided a low power SHA-1 hash algorithm apparatus having a low power structure and optimized to a trusted platform module (TPM) applied to a mobile trusted computing environment and a low power keyed-hash message authentication code (HMAC) encryption apparatus using the low power SHA-1 hash algorithm apparatus, the HMAC encryption apparatus including: a key padder padding key data for HMAC algorithm; an XOR operator XOR operating the padded key data and a padding constant; a data connector connecting a text to be encrypted, to data obtained by the XOR operating; a data padder padding the connected data; an SHA-1 hash algorithm part performing an SHA-1 hash algorithm on the padded data; a data selector selecting and applying one of a result of the SHA-1 hash algorithm and the text to be encrypted, to the data connector; and a controller controlling operations of the key padder, data connector, and data padder, a sequence of performing a hash algorithm of the SHA-1 hash algorithm part, and storing an operation result to read data required for performing an encryption operation and store data with memory.
    • 提供了一种具有低功率结构并针对应用于移动可信计算环境的可信平台模块(TPM)进行了优化的低功率SHA-1散列算法装置,以及使用低功率密钥散列消息认证码(HMAC)加密装置 所述低功率SHA-1哈希算法装置,所述HMAC加密装置包括:用于HMAC算法的密钥填充密钥数据; XOR运算符XOR操作填充的密钥数据和填充常数; 将要加密的文本连接到通过XOR操作获得的数据的数据连接器; 数据填充器填充所连接的数据; 在填充数据上执行SHA-1散列算法的SHA-1散列算法部分; 数据选择器,选择并应用SHA-1哈希算法的结果和待加密的文本之一到数据连接器; 以及控制所述关键焊盘,数据连接器和数据焊盘的操作的控制器,执行所述SHA-1散列算法部分的散列算法的序列,并且存储操作结果以读取执行加密操作所需的数据并存储数据 与记忆
    • 6. 发明申请
    • APPARATUS AND METHOD FOR HASH CRYPTOGRAPHY
    • HASH CRYPTOGRAPHY的装置和方法
    • US20100146296A1
    • 2010-06-10
    • US12567006
    • 2009-09-25
    • Moo Seop KIMYoung Soo PARKJi Man PARKYoung Sae KIMHong Il JUSung Ik JUN
    • Moo Seop KIMYoung Soo PARKJi Man PARKYoung Sae KIMHong Il JUSung Ik JUN
    • G06F12/14H04L9/28
    • H04L9/3239H04L2209/12H04L2209/805
    • An apparatus for hash cryptography has a hardware structure that is capable of providing both secure hash algorithm (SHA)-1 hash calculation and SHA-256 hash calculation. The apparatus for hash cryptography generates a plurality of first message data corresponding to a plurality of first rounds when the SHA-1 hash calculation is performed and generates a plurality of second message data corresponding to a plurality of second rounds when the SHA-256 hash calculation is performed by using one memory, one first register, one XOR calculator, and one OR calculator, calculates a message digest by the SHA-1 hash calculation by using the plurality of first message data when the SHA-1 hash calculation is performed, and calculates a message digest by the SHA-256 by using the plurality of second message data when the SHA-256 hash calculation is performed.
    • 用于散列加密的装置具有能够提供安全散列算法(SHA)-1哈希计算和SHA-256哈希计算的硬件结构。 当执行SHA-1散列计算时,用于散列加密的装置产生对应于多个第一轮的多个第一消息数据,并且当SHA-256散列计算时产生与多个第二轮相对应的多个第二消息数据 通过使用一个存储器,一个第一寄存器,一个XOR计算器和一个OR计算器,当执行SHA-1哈希计算时,通过使用多个第一消息数据通过SHA-1哈希计算来计算消息摘要,以及 当执行SHA-256哈希计算时,通过使用多个第二消息数据,通过SHA-256计算消息摘要。
    • 7. 发明申请
    • CURRENT MODE DOUBLE-INTEGRATION CONVERSION APPARATUS
    • 电流模式双重整合转换器
    • US20100066582A1
    • 2010-03-18
    • US12514066
    • 2007-11-13
    • Ji Man PARK
    • Ji Man PARK
    • H03M1/34
    • H03M1/52G04F10/105
    • A double-integration signal processing apparatus for pulse width amplification and A/D conversion is provided. The current mode double-integration conversion apparatus includes: a current mode double-integration unit which integrates an input current in a predetermined time interval and outputs an integration voltage; a comparison unit which compares the integration voltage output from the current mode double-integration unit with a predetermined comparison voltage V k and outputs an comparison pulse signal; and a gate logic unit which performs a logic operation by using the comparison pulse signal of the comparison unit and an internal signal and outputs an logic operation pulse signal. Accordingly, the current mode double-integration conversion apparatus can be applied to various sensors.
    • 提供了用于脉冲宽度放大和A / D转换的双积分信号处理装置。 电流模式双积分转换装置包括:电流模式双积分单元,其以预定时间间隔积分输入电流并输出积分电压; 比较单元,其将来自当前模式双积分单元的积分电压输出与预定比较电压V k进行比较,并输出比较脉冲信号; 以及门逻辑单元,其通过使用比较单元的比较脉冲信号和内部信号来执行逻辑运算,并输出逻辑运算脉冲信号。 因此,电流模式双重积分转换装置可以应用于各种传感器。