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    • 3. 发明授权
    • Method and systems for storing and accessing data in USB attached-SCSI (UAS) and bulk-only-transfer (BOT) based flash-memory device
    • 用于在USB连接SCSI(UAS)和仅批量传输(BOT)的闪存设备中存储和访问数据的方法和系统
    • US08060670B2
    • 2011-11-15
    • US12717918
    • 2010-03-04
    • I-Kang YuCharles C. LeeShimon ChenAbraham C. Ma
    • I-Kang YuCharles C. LeeShimon ChenAbraham C. Ma
    • G06F12/02G06F13/36G06F3/00
    • G06F13/1684G11C16/102G11C2216/30
    • Methods and systems for storing and accessing data in UAS based flash memory device are disclosed. UAS based flash memory device comprises a controller and a plurality of non-volatile memories (e.g., flash memory) it controls. Controller is configured for connecting to a UAS host via a physical layer (e.g., plug and wire based on USB 3.0) and for conducting data transfer operations via two sets of logical pipes. Controller further comprises a random-access-memory (RAM) buffer configured for enabling parallel and duplex data transfer operations through the sets of logical pipes. In addition, a Smart Storage Switch configured for connecting multiple non-volatile memory devices is included in the controller. Finally, a security module/engine/unit is provided for data security via user authentication data encryption/decryption of the device. Furthermore, the flash memory device includes an optical transceiver configured for optical connection to a host also configured with an optical transceiver.
    • 公开了在基于UAS的闪存设备中存储和访问数据的方法和系统。 基于UAS的闪存设备包括控制器和它控制的多个非易失性存储器(例如闪存)。 控制器被配置为经由物理层(例如,基于USB 3.0的插头和线路)连接到UAS主机,并且用于经由两组逻辑管道进行数据传输操作。 控制器还包括随机存取存储器(RAM)缓冲器,其配置用于通过逻辑管道集合实现并行和双工数据传输操作。 此外,控制器中还包括配置用于连接多个非易失性存储设备的智能存储交换机。 最后,通过设备的用户认证数据加密/解密来提供用于数据安全的安全模块/引擎/单元。 此外,闪速存储器件包括被配置用于光学连接到也配置有光收发器的主机的光收发器。
    • 4. 发明申请
    • METHODS AND SYSTEMS FOR STORING AND ACCESSING DATA IN UAS BASED FLASH-MEMORY DEVICE
    • 用于存储和访问基于UAS的闪速存储器件中的数据的方法和系统
    • US20100185808A1
    • 2010-07-22
    • US12717918
    • 2010-03-04
    • I-Kang YuCharles C. LeeShimon ChenAbraham C. Ma
    • I-Kang YuCharles C. LeeShimon ChenAbraham C. Ma
    • G06F12/02G06F13/36G06F12/14G06F13/00
    • G06F13/1684G11C16/102G11C2216/30
    • Methods and systems for storing and accessing data in UAS based flash memory device are disclosed. UAS based flash memory device comprises a controller and a plurality of non-volatile memories (e.g., flash memory) it controls. Controller is configured for connecting to a UAS host via a physical layer (e.g., plug and wire based on USB 3.0) and for conducting data transfer operations via two sets of logical pipes. Controller further comprises a random-access-memory (RAM) buffer configured for enabling parallel and duplex data transfer operations through the sets of logical pipes. In addition, a Smart Storage Switch configured for connecting multiple non-volatile memory devices is included in the controller. Finally, a security module/engine/unit is provided for data security via user authentication data encryption/decryption of the device. Furthermore, the flash memory device includes an optical transceiver configured for optical connection to a host also configured with an optical transceiver.
    • 公开了在基于UAS的闪存设备中存储和访问数据的方法和系统。 基于UAS的闪存设备包括控制器和它控制的多个非易失性存储器(例如闪存)。 控制器被配置为经由物理层(例如,基于USB 3.0的插头和线路)连接到UAS主机,并且用于经由两组逻辑管道进行数据传输操作。 控制器还包括随机存取存储器(RAM)缓冲器,其配置用于通过逻辑管道集合实现并行和双工数据传输操作。 此外,控制器中还包括配置用于连接多个非易失性存储设备的智能存储交换机。 最后,通过设备的用户认证数据加密/解密来提供用于数据安全的安全模块/引擎/单元。 此外,闪速存储器件包括被配置用于光学连接到也配置有光收发器的主机的光收发器。
    • 6. 发明授权
    • MP3 player with digital rights management
    • 具有数字版权管理的MP3播放器
    • US07861312B2
    • 2010-12-28
    • US11668316
    • 2007-01-29
    • Charles C. LeeI-Kang YuAbraham C. MaMing-Shiang Shen
    • Charles C. LeeI-Kang YuAbraham C. MaMing-Shiang Shen
    • G06F7/04G06F12/14G06F21/00H04L29/06H04L9/32H04L9/28H04N7/167H04K1/00
    • G06F21/32G06F21/10G06F2221/2129
    • A portable media player receives encrypted audio files and an encrypted content key from a central license server on the Internet. The media player supports digital rights management (DRM) by storing the encrypted audio file in its flash memory and disabling copying or playing of the audio file after a copy limit has been reached. The copy limit is a rule that is combined with the content key in a transfer key that can be encrypted together by the license server. The license server can detect cloning of the media player by reading a unique player ID from the player and detecting when too many accounts use the same unique player ID. The content key can be generated from polar coordinates of the unique player ID, player manufacturer, and song genre. A fingerprint sensor on the player can scan and compare the user's fingerprints to further detect cloning.
    • 便携式媒体播放器从互联网上的中央许可证服务器接收加密的音频文件和加密的内容密钥。 媒体播放器通过将加密的音频文件存储在其闪存中来支持数字版权管理(DRM),并且在达到复制限制之后禁用复制或播放音频文件。 复制限制是与许可证服务器可一起加密的传输密钥中的内容密钥相结合的规则。 许可证服务器可以通过从播放器中读取唯一的播放器ID来检测媒体播放器的克隆,并检测何时太多的帐户使用相同的唯一播放器ID。 内容密钥可以由唯一播放器ID,播放器制造商和歌曲类型的极坐标生成。 播放器上的指纹传感器可以扫描并比较用户的指纹,以进一步检测克隆。
    • 7. 发明授权
    • Single-chip multi-media card/secure digital (MMC/SD) controller reading power-on boot code from integrated flash memory for user storage
    • 单芯片多媒体卡/安全数字(MMC / SD)控制器从集成闪存读取上电启动代码,用于用户存储
    • US07552251B2
    • 2009-06-23
    • US12128916
    • 2008-05-29
    • I-Kang YuAbraham C. MaCharles C. Lee
    • I-Kang YuAbraham C. MaCharles C. Lee
    • G06F13/28G06F9/00
    • G06F13/28
    • A Multi-Media Card/Secure Digital (MMC/SD) single-chip flash device contains a MMC/SD flash microcontroller and flash mass storage blocks containing flash memory arrays that are block-addressable rather than randomly-addressable. MMC/SD transactions from a host MMC/SD bus are read by a bus transceiver on the MMC/SD flash microcontroller. Various routines that execute on a CPU in the MMC/SD flash microcontroller are activated in response to commands in the MMC/SD transactions. A flash-memory controller in the MMC/SD flash microcontroller transfers data from the bus transceiver to the flash mass storage blocks for storage. Rather than boot from an internal ROM coupled to the CPU, a boot loader is transferred by DMA from the first page of the flash mass storage block to an internal RAM. The flash memory is automatically read from the first page at power-on. The CPU then executes the boot loader from the internal RAM to load the control program.
    • 多媒体卡/安全数字(MMC / SD)单芯片闪存设备包含一个MMC / SD闪存微控制器和闪存大容量存储块,其中包含易于寻址的闪存阵列,而不是随机寻址。 来自主机MMC / SD总线的MMC / SD事务由MMC / SD闪存微控制器上的总线收发器读取。 响应于MMC / SD事务中的命令,激活在MMC / SD闪存单片机中的CPU上执行的各种例程。 MMC / SD闪存单片机中的闪存控制器将数据从总线收发器传输到闪存大容量存储块以进行存储。 不是从耦合到CPU的内部ROM引导,引导加载程序由DMA从闪存大容量存储块的第一页传输到内部RAM。 在上电时,闪存将从第一页自动读取。 CPU然后从内部RAM执行引导加载程序来加载控制程序。
    • 8. 发明授权
    • Single-chip multi-media card/secure digital (MMC/SD) controller reading power-on boot code from integrated flash memory for user storage
    • 单芯片多媒体卡/安全数字(MMC / SD)控制器从集成闪存读取上电启动代码,用于用户存储
    • US07383362B2
    • 2008-06-03
    • US11309594
    • 2006-08-28
    • I-Kang YuAbraham C. MaCharles C. Lee
    • I-Kang YuAbraham C. MaCharles C. Lee
    • G06F13/28G06F13/12G06F9/00
    • G06F13/28G06F3/0679G06F13/10
    • A Multi-Media Card/Secure Digital (MMC/SD) single-chip flash device contains a MMC/SD flash microcontroller and flash mass storage blocks containing flash memory arrays that are block-addressable rather than randomly-addressable. MMC/SD transactions from a host MMC/SD bus are read by a bus transceiver on the MMC/SD flash microcontroller. Various routines that execute on a CPU in the MMC/SD flash microcontroller are activated in response to commands in the MMC/SD transactions. A flash-memory controller in the MMC/SD flash microcontroller transfers data from the bus transceiver to the flash mass storage blocks for storage. Rather than boot from an internal ROM coupled to the CPU, a boot loader is transferred by DMA from the first page of the flash mass storage block to an internal RAM. The flash memory is automatically read from the first page at power-on. The CPU then executes the boot loader from the internal RAM to load the control program.
    • 多媒体卡/安全数字(MMC / SD)单芯片闪存设备包含一个MMC / SD闪存微控制器和闪存大容量存储块,其中包含易于寻址的闪存阵列,而不是随机寻址。 来自主机MMC / SD总线的MMC / SD事务由MMC / SD闪存微控制器上的总线收发器读取。 响应于MMC / SD事务中的命令,激活在MMC / SD闪存单片机中的CPU上执行的各种例程。 MMC / SD闪存单片机中的闪存控制器将数据从总线收发器传输到闪存大容量存储块以进行存储。 不是从耦合到CPU的内部ROM引导,引导加载程序由DMA从闪存大容量存储块的第一页传输到内部RAM。 在上电时,闪存将从第一页自动读取。 CPU然后从内部RAM执行引导加载程序来加载控制程序。
    • 10. 发明授权
    • Managing bad blocks in flash memory for electronic data flash card
    • 管理电子数据闪存卡闪存中的坏块
    • US07690031B2
    • 2010-03-30
    • US11471000
    • 2006-09-07
    • Abraham C. MaCharles C. LeeI-Kang YuEdward W. LeeMing-Shiang Shen
    • Abraham C. MaCharles C. LeeI-Kang YuEdward W. LeeMing-Shiang Shen
    • G06F7/04
    • G06F11/1068G06F11/1076G06F12/1416G06F21/32G06F21/78G06K9/00087G06K19/07G06K19/07354G07C9/00087H03M13/153H03M13/1535H03M13/1545H03M13/6561
    • An electronic data flash card accessible by a host computer, includes a flash memory controller connected to a flash memory device, and an input-output interface circuit activated to establish a communication with the host. In an embodiment, the flash card uses a USB interface circuit for communication with the host. A flash memory controller includes an arbitrator for mapping logical addresses with physical block addresses, and for performing block management operations including: storing reassigned data to available blocks, relocating valid data in obsolete blocks to said available blocks and reassigning logical block addresses to physical block addresses of said available blocks, finding bad blocks of the flash memory device and replacing with reserve blocks, erasing obsolete blocks for recycling after relocating valid data to available blocks, and erase count wear leveling of blocks, etc. Furthermore, each flash memory device includes an internal buffer for accelerating the block management operations.
    • 由主机可访问的电子数据闪存卡包括连接到闪速存储器件的闪存控制器和被激活以建立与主机的通信的输入 - 输出接口电路。 在一个实施例中,闪存卡使用USB接口电路与主机进行通信。 闪速存储器控制器包括用于将逻辑地址与物理块地址对准的仲裁器,并且用于执行块管理操作,包括:将重新分配的数据存储到可用块,将过时块中的有效数据重定位到所述可用块并将逻辑块地址重新分配给物理块地址 的所述可用块,找到闪存设备的坏块并用备用块替换,在将有效数据重新定位到可用块之后擦除用于再循环的废弃块,以及擦除块的计数损耗均衡等。此外,每个闪存设备包括 内部缓冲区,用于加快块管理操作。