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    • 2. 发明申请
    • FPGA APPARATUS AND METHOD FOR PROTECTING BITSTREAM
    • 用于保护BITSTREAM的FPGA设备和方法
    • US20130159725A1
    • 2013-06-20
    • US13454143
    • 2012-04-24
    • Bon-Seok KOOJeong-Seok LIMJae-Woo HANKwang-Mo YANGSoo-Hyeon KIMHyo-Won KIMJung-Hyung PARKChoon-Soo KIME-Joong YOON
    • Bon-Seok KOOJeong-Seok LIMJae-Woo HANKwang-Mo YANGSoo-Hyeon KIMHyo-Won KIMJung-Hyung PARKChoon-Soo KIME-Joong YOON
    • H04L9/28
    • G06F21/76H04L9/3226
    • An FPGA apparatus and a method for protecting bitstreams are provided. The FPGA apparatus includes: a key storage unit, which is configured to be accessed only from within the FPGA, and having stored therein the encryption/decryption key and the initial key generated by the random number generator; a setting bitstream storage unit, which is an internal non-volatile memory stored with bitstreams for setting authentication and encryption/decryption; and an authentication and encryption/decryption setting unit, which is configured to call the encryption and decryption key and the initial value stored in the key storage unit to store encrypted bitstreams and authentication codes generated as a result of performing encryption on the bitstreams stored in the setting bitstream storage unit in external non-volatile memory, and verity the integrity of the encrypted bitstreams stored in the external non-volatile memory at the time of designing of the FPGA using the encrypted bitstreams.
    • 提供了一种用于保护比特流的FPGA装置和方法。 FPGA装置包括:密钥存储单元,其被配置为仅从FPGA内部进行访问,并且其中存储了由随机数生成器生成的加密/解密密钥和初始密钥; 设置比特流存储单元,其是存储有用于设置认证和加密/解密的比特流的内部非易失性存储器; 认证和加密/解密设置单元,被配置为调用存储在密钥存储单元中的加密和解密密钥和初始值,以将加密的比特流和作为执行加密的结果生成的认证码存储在存储在密钥存储单元中的比特流上。 将比特流存储单元设置在外部非易失性存储器中,并且在使用加密的比特流设计FPGA时验证存储在外部非易失性存储器中的加密比特流的完整性。
    • 5. 发明申请
    • CRYPTOGRAPHIC DEVICE HAVING SESSION MEMORY BUS
    • 具有会议记忆总线的组合设备
    • US20090319800A1
    • 2009-12-24
    • US12119539
    • 2008-05-13
    • Sun KANGSoo Hyeon KIMHyo Won KIMTae Joo CHANG
    • Sun KANGSoo Hyeon KIMHyo Won KIMTae Joo CHANG
    • G06F12/14
    • G06F21/72H04L9/0897H04L2209/12
    • Provided is a cryptographic device performing encryption or decryption on input data, and more particularly, a cryptographic device having a session memory bus for communicating with a session memory. The cryptographic device includes: an external session memory for storing cryptographic information on each session; a cryptographic processor for encrypting or decrypting input data using the cryptographic information; an external session memory bus connected to the external session memory and the cryptographic processor; and a Central Processing Unit (CPU) for transferring and receiving data to and from the external session memory via the cryptographic processor. The separate session memory buses allow the cryptographic processor to access a session memory without being disturbed by another device, thereby improving the entire performance of the cryptographic device.
    • 提供一种对输入数据执行加密或解密的密码装置,更具体地说,具有用于与会话存储器进行通信的会话存储器总线的密码装置。 密码装置包括:外部会话存储器,用于存储每个会话的密码信息; 密码处理器,用于使用所述加密信息对输入数据进行加密或解密; 连接到外部会话存储器和密码处理器的外部会话存储器总线; 以及用于经由密码处理器向外部会话存储器传送数据和从外部会话存储器接收数据的中央处理单元(CPU)。 单独的会话存储器总线允许加密处理器访问会话存储器而不被另一设备干扰,从而提高密码设备的整体性能。
    • 6. 发明授权
    • Mounting method of electronic components
    • 电子元器件的安装方法
    • US07082680B2
    • 2006-08-01
    • US10295834
    • 2002-11-18
    • Hyo Won KimByung Joon Lee
    • Hyo Won KimByung Joon Lee
    • H05K3/30
    • H05K3/0097H05K3/303H05K13/0061H05K13/085H05K2203/1476Y10T29/49117Y10T29/49128Y10T29/4913Y10T29/49131Y10T29/49133Y10T29/5196Y10T29/53174Y10T29/53178Y10T29/53187
    • Mounting methods of electronic components in which the electronic components are mounted on plural printed circuit boards are disclosed. An exemplary method includes: supplying a printed circuit board on a first conveyor; transferring the printed circuit board to the third conveyor and simultaneously, transferring the printed circuit board transferred to the first conveyor to the second conveyor; mounting the electronic components to about half-portion of the printed circuit board by moving the printed circuit board to one side and simultaneously, mounting the electronic components to about half-portion from the original position of the printed circuit board; and transferring the printed circuit board to a fourth conveyor, simultaneously transferring the printed circuit board to the second conveyor to the third conveyor and then discharging the printed circuit boards sequentially.
    • 公开了将电子部件安装在多个印刷电路板上的电子部件的安装方法。 一种示例性方法包括:在第一输送机上提供印刷电路板; 将印刷电路板转移到第三传送器并同时将传送到第一传送器的印刷电路板传送到第二传送器; 通过将印刷电路板移动到一侧并同时将电子部件安装到印刷电路板的大约半部分到电子印刷电路板的原始位置的大约一半的位置; 并将印刷电路板传送到第四传送器,同时将印刷电路板传送到第二传送器到第三传送器,然后顺序排出印刷电路板。
    • 9. 发明授权
    • Cryptographic device having session memory bus
    • 具有会话存储器总线的加密设备
    • US08010802B2
    • 2011-08-30
    • US12119539
    • 2008-05-13
    • Sun KangSoo Hyeon KimHyo Won KimTae Joo Chang
    • Sun KangSoo Hyeon KimHyo Won KimTae Joo Chang
    • G06F21/00H04L9/00H04K1/00
    • G06F21/72H04L9/0897H04L2209/12
    • Provided is a cryptographic device performing encryption or decryption on input data, and more particularly, a cryptographic device having a session memory bus for communicating with a session memory. The cryptographic device includes: an external session memory for storing cryptographic information on each session; a cryptographic processor for encrypting or decrypting input data using the cryptographic information; an external session memory bus connected to the external session memory and the cryptographic processor; and a Central Processing Unit (CPU) for transferring and receiving data to and from the external session memory via the cryptographic processor. The separate session memory buses allow the cryptographic processor to access a session memory without being disturbed by another device, thereby improving the entire performance of the cryptographic device.
    • 提供一种对输入数据执行加密或解密的密码装置,更具体地说,具有用于与会话存储器进行通信的会话存储器总线的密码装置。 密码装置包括:外部会话存储器,用于存储每个会话的密码信息; 密码处理器,用于使用所述加密信息对输入数据进行加密或解密; 连接到外部会话存储器和密码处理器的外部会话存储器总线; 以及用于经由密码处理器向外部会话存储器传送数据和从外部会话存储器接收数据的中央处理单元(CPU)。 单独的会话存储器总线允许加密处理器访问会话存储器而不被另一设备干扰,从而提高密码设备的整体性能。
    • 10. 发明授权
    • Mounting method of electronic components
    • 电子元器件的安装方法
    • US07549221B2
    • 2009-06-23
    • US11452339
    • 2006-06-14
    • Hyo Won KimByung Joon Lee
    • Hyo Won KimByung Joon Lee
    • H05K3/30
    • H05K3/0097H05K3/303H05K13/0061H05K13/085H05K2203/1476Y10T29/49117Y10T29/49128Y10T29/4913Y10T29/49131Y10T29/49133Y10T29/5196Y10T29/53174Y10T29/53178Y10T29/53187
    • Methods of mounting electronic components on a plurality of printed circuit boards simultaneously are provided. An exemplary method may include supplying a first printed circuit board to a first conveyor and then transferring the first printed circuit board to a second conveyor and simultaneously supplying a second printed circuit board to the first conveyor. The method may then include transferring the first printed circuit board to a third conveyor and the second printed circuit board to a third conveyor, and mounting electronic components on about half of the first printed circuit board by moving the first printed circuit board to one side and, simultaneously mounting electronic components on about half of the second printed circuit board. The method may then include sequentially transferring the first and second printed circuit boards to a fourth conveyor, and then sequentially discharging the first and second printed circuit boards.
    • 提供了将电子部件同时安装在多个印刷电路板上的方法。 示例性方法可以包括将第一印刷电路板提供给第一传送器,然后将第一印刷电路板传送到第二传送器,并且同时将第二印刷电路板供应到第一传送器。 该方法可以包括将第一印刷电路板转移到第三传送器,将第二印刷电路板转移到第三传送器,并且通过将第一印刷电路板移动到一侧将电子部件安装在第一印刷电路板的大约一半上,并且 同时将电子部件安装在第二印刷电路板的大约一半上。 该方法可以包括将第一和第二印刷电路板顺序地传送到第四输送机,然后顺序地排出第一和第二印刷电路板。