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    • 5. 发明授权
    • Method and system for expanding flash storage device capacity
    • 扩展闪存设备容量的方法和系统
    • US07126873B2
    • 2006-10-24
    • US10882005
    • 2004-06-29
    • Sun-Teck SeeHorng-Yee ChouCharles C. Lee
    • Sun-Teck SeeHorng-Yee ChouCharles C. Lee
    • G11C8/00G11C7/10G11C16/04G06F12/02G06F12/06
    • G11C16/02
    • Through the use of an allocation logic unit with a Flash controller, a single primary chip enable is de-multiplexed into a multiple secondary chip enables for multiple Flash memory dies or chips. In so doing, Flash storage device capacity is greatly expanded. In a first aspect, a memory package includes a plurality of memories; and an allocation logic unit coupled to the plurality of memories for receiving a single chip enable signal. The allocation logic unit de-multiplexes the single chip enable signal to a plurality of chip enable signals. Each of the plurality of chip enable signals access to one of the plurality of memories.In a second aspect, a printed circuit board (PCB) includes a Flash controller for providing at least one primary chip enable signal. The PCB also includes a plurality of Flash memory chips and at least one allocation logic unit coupled to at least a portion of the plurality of Flash memory chips and the Flash controller. The allocation logic unit receives the at least one chip enable signal and de-multiplexes the at least one chip enable signal to a plurality of secondary chip enable signals. Each of the plurality of chip enable signals controls access to one of the Flash memory chips.
    • 通过使用具有闪存控制器的分配逻辑单元,单个主芯片使能被解复用到多个次级芯片中,使得能够用于多个闪存芯片或芯片。 这样做,Flash存储设备容量大大扩大。 在第一方面,一种存储器包括多个存储器; 以及耦合到所述多个存储器以用于接收单个芯片使能信号的分配逻辑单元。 分配逻辑单元将单芯片使能信号解复用到多个芯片使能信号。 多个芯片使能信号中的每一个访问多个存储器中的一个。 在第二方面,印刷电路板(PCB)包括用于提供至少一个主芯片使能信号的闪光控制器。 PCB还包括多个闪存芯片和耦合到多个闪存芯片和闪存控制器的至少一部分的至少一个分配逻辑单元。 所述分配逻辑单元接收所述至少一个芯片使能信号,并且将所述至少一个芯片使能信号解复用到多个次级芯片使能信号。 多个芯片使能信号中的每一个控制对闪存芯片之一的访问。
    • 6. 发明授权
    • Single-chip USB controller reading power-on boot code from integrated flash memory for user storage
    • 单芯片USB控制器从集成闪存读取上电启动代码,供用户存储
    • US07103684B2
    • 2006-09-05
    • US10707277
    • 2003-12-02
    • Ben Wei ChenHorng-Yee ChouSun-Teck SeeCharles C. Lee
    • Ben Wei ChenHorng-Yee ChouSun-Teck SeeCharles C. Lee
    • G06F3/00G06F13/28G06F13/12
    • G06F13/28G06F3/0679Y02D10/14
    • A Universal-Serial-Bus (USB) single-chip flash device contains a USB flash microcontroller and flash mass storage blocks containing flash memory arrays that are block-addressable rather than randomly-addressable. USB packets from a host USB bus are read by a serial engine on the USB flash microcontroller. Various routines that execute on a CPU in the USB flash microcontroller are activated in response to commands in the USB packets. A flash-memory controller in the USB flash microcontroller transfers data from the serial engine 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.
    • 通用串行总线(USB)单芯片闪存器件包含一个USB闪存单片机和闪存大容量存储块,其中包含可寻址的闪存阵列,而不是随机寻址。 来自主机USB总线的USB数据包由USB闪存单片机上的串行引擎读取。 响应于USB数据包中的命令,激活在USB闪存单片机中的CPU上执行的各种例程。 USB闪存单片机中的闪存控制器将数据从串行引擎传输到闪存大容量存储块进行存储。 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
    • Differential data transfer for flash memory card
    • 闪存卡差分数据传输
    • US07673080B1
    • 2010-03-02
    • US10917576
    • 2004-08-13
    • I-Kang YuHorng-Yee ChouSzu-Kuang ChouCharles C. Lee
    • I-Kang YuHorng-Yee ChouSzu-Kuang ChouCharles C. Lee
    • G06F13/12G06F13/00
    • G06F13/387G06F13/385G06K19/07732G06K19/07733Y02D10/14Y02D10/151
    • A flash memory card includes a differential datapath that enables communications between the flash memory card and a host device to be performed using differential signals. The differential datapath can translate between the differential signals and card-specific signals that control read/write operations to the memory array of the flash memory card. The card-specific signals can be standard MultiMediaCard, Secure-Digital card, Memory Stick, or CompactFlash card signals, among others. A host device that provides differential data transfer capability can include a similar differential datapath. By using differential data transfer rather than conventional clocked data transfer, overall data bandwidth between a flash memory card and a host device can be significantly increased, while simultaneously decreasing power consumption and pin requirements.
    • 闪存卡包括差分数据路径,其使得能够使用差分信号执行闪存卡与主机设备之间的通信。 差分数据路径可以在差分信号和控制对闪存卡的存储器阵列的读/写操作的卡特定信号之间进行转换。 特定于卡的信号可以是标准的多媒体卡,安全数字卡,记忆棒或CompactFlash卡信号。 提供差分数据传输能力的主机设备可以包括类似的差分数据路径。 通过使用差分数据传输而不是传统的时钟数据传输,闪存卡和主机设备之间的总体数据带宽可以显着增加,同时降低功耗和引脚要求。
    • 10. 发明授权
    • Extended-Secure-Digital interface using a second protocol for faster transfers
    • 扩展安全数字接口使用第二个协议来实现更快的传输
    • US07069369B2
    • 2006-06-27
    • US10708634
    • 2004-03-16
    • Horng-Yee ChouSzu-Kuang ChouCharles C. Lee
    • Horng-Yee ChouSzu-Kuang ChouCharles C. Lee
    • G06F13/00
    • G06F13/385G06K19/07732G06K19/07733H01R13/26
    • An extended Secure-Digital (SD) card has a second interface that uses some of the SD-interface lines. The SD card's mechanical and electrical card-interface is used, but 2 or 4 signals in the SD interface are multiplexed for use by the second interface. The second interface can have a single differential pair of serial-data lines to perform Universal-Serial-Bus (USB) transfers, or two pairs of differential data lines for Serial-Advanced-Technology-Attachment (SATA), Peripheral Component Interconnect Express (PCIE), or IEEE 1394 transfers. A card-detection routine on a host can initially use the SD interface to detect extended capabilities and command the card to switch to using the second interface. The extended SD card can communicate with legacy SD hosts using just the SD interface, and extended SD hosts can read legacy SD cards using just the SD interface, or extended SD cards using the second interface. MultiMediaCard and Memory Stick are alternatives.
    • 扩展的安全数字(SD)卡具有使用一些SD接口线路的第二接口。 使用SD卡的机电卡接口,SD接口中的2或4个信号被复用以供第二个接口使用。 第二个接口可以具有单个差分对的串行数据线来执行通用串行总线(USB)传输,或两对差分数据线用于串行高级技术附件(SATA),外围组件互连Express(Express) PCIE)或IEEE 1394传输。 主机上的卡检测程序最初可以使用SD接口来检测扩展功能,并命令卡切换到使用第二个接口。 扩展SD卡可以使用SD接口与传统SD主机进行通信,扩展SD主机可以使用SD接口读取旧SD卡,也可以使用第二个接口读取扩展SD卡。 多媒体卡和记忆棒是替代品。