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    • 72. 发明申请
    • SRAM Cache & Flash Micro-Controller with Differential Packet Interface
    • 具有差分数据包接口的SRAM缓存和闪存微控制器
    • US20080098164A1
    • 2008-04-24
    • US11876251
    • 2007-10-22
    • Charles LeeDavid ChowAbraham MaFrank YuMing-Shiang Shen
    • Charles LeeDavid ChowAbraham MaFrank YuMing-Shiang Shen
    • G06F12/00
    • G06F12/0866G06F2212/2022G06F2212/2515
    • A flash microcontroller has a Static Random-Access-Memory (SRAM) buffer that stores several blocks of boot code read from a flash memory. The SRAM buffer also operates as a cache of flash data after booting is complete. Cache read and write hits use the SRAM cache rather than flash memory, while old cache lines and read misses access the flash memory. Both the external host and the microcontroller are booted from boot code buffered in the SRAM buffer. A boot-loader state machine reads the flash ID and programs flash parameter registers with timing parameters for the flash memory. The flash microcontroller uses a differential interface to the external host, with a differential transceiver and a differential serial interface. Frame, packet, and encoded clock processing is also performed by the serial interface.
    • 闪存微控制器具有静态随机存取存储器(SRAM)缓冲器,其存储从闪存读取的几个引导代码块。 引导完成后,SRAM缓冲区还可以作为闪存数据缓存。 缓存读取和写入命中使用SRAM缓存而不是闪存,而旧的缓存行和读取未命中访问闪存。 外部主机和微控制器均由缓冲在SRAM缓冲区中的引导代码引导。 引导加载器状态机读取闪存ID,并使用Flash存储器的时序参数对闪存参数寄存器进行编程。 闪存单片机使用与外部主机的差分接口,具有差分收发器和差分串行接口。 帧,分组和编码时钟处理也由串行接口执行。
    • 73. 发明申请
    • Express card with extended USB interface
    • 具有扩展USB接口的Express卡
    • US20080071963A1
    • 2008-03-20
    • US11979103
    • 2007-10-31
    • David ChowSidney YoungCharles LeeAbraham MaMing-Shiang Shen
    • David ChowSidney YoungCharles LeeAbraham MaMing-Shiang Shen
    • G06F13/20G06F12/02
    • G06F13/409G06F2213/0026G06F2213/0042Y02D10/14Y02D10/151
    • An ExpressCard having USB connection has a card case having two opposite first and second end portions and two opposite lateral portions. A card connector is formed at the first end portion of the card case and having a USB interface. Flash chips are implemented in the card case. A USB flash controller implemented in the card case and connected between the USB interface and the flash chips in order to provide a data access to the flash chips through the USB interface. A USB socket, in form factors of Mini-USB or Extended Mini-connector-type, is implemented in the card case and connected to the USB flash controller in order to provide a data access to the one or more flash chips therethrough. An extended Universal-Serial Bus (EUSB) host enters a suspend mode rather than poll an ExpressCard that is busy performing a memory or other operation, thereby saving power.
    • 具有USB连接的ExpressCard具有具有两个相对的第一和第二端部和两个相对的横向部分的卡盒。 卡连接器形成在卡盒的第一端部并且具有USB接口。 闪存芯片在卡盒中实现。 USB闪存控制器实现在卡盒中并连接在USB接口和闪存芯片之间,以通过USB接口提供对闪存芯片的数据访问。 一个USB插座,以Mini-USB或扩展迷你连接器类型的形式被实现在卡盒中并连接到USB闪存控制器,以便提供对一个或多个闪存芯片的数据访问。 扩展的通用串行总线(EUSB)主机进入挂起模式,而不是轮询正忙于执行内存或其他操作的ExpressCard,从而节省电量。
    • 74. 发明申请
    • Chained DMA for Low-Power Extended USB Flash Device Without Polling
    • 用于低功耗扩展USB闪存设备的链接DMA,无轮询
    • US20080065794A1
    • 2008-03-13
    • US11928124
    • 2007-10-30
    • Charles LeeDavid ChowAbraham MaFrank YuMing-Shiang ShenHorng-Yee Chou
    • Charles LeeDavid ChowAbraham MaFrank YuMing-Shiang ShenHorng-Yee Chou
    • G06F13/28
    • G06F13/28Y02D10/14
    • An extended Universal-Serial Bus (EUSB) host has reduced loading by using radio frequency (RF) transceivers or direct wiring traces rather than a pair of legacy USB cables. The reduced loading opens the eye pattern. The EUSB device transfers internal data using chained Direct-Memory Access (DMA). Registers in a DMA controller point to a vector table that has vector entries, each pointing to a destination and a source. The source is a memory table for a memory group. The memory table has entries for several memory segments. Each memory-table entry has a pointer to a memory segment and a byte count for the segment. Once all bytes in the segment are transferred, a flag in the entry indicates when another memory segment follows within the memory group. When an END flag is read, then vector table is advanced to the next vector entry, and another memory group of memory segments processed.
    • 扩展的通用串行总线(EUSB)主机通过使用射频(RF)收发器或直接布线轨迹而不是一对传统的USB电缆减少了负载。 减少负荷打开眼睛图案。 EUSB设备使用链接的直接内存访问(DMA)传输内部数据。 DMA控制器中的寄存器指向具有向量条目的向量表,每个向量表指向一个目的地和一个源。 源是内存组的内存表。 内存表有几个内存段的条目。 每个存储表条目具有指向存储器段的指针和段的字节计数。 一旦片段中的所有字节都被传送,该条目中的标志表示在存储器组中跟随其他内存段的时间。 读取END标志时,向量表前进到下一个向量条目,并处理另一个内存段的内存组。
    • 75. 发明申请
    • Low-Power Extended USB Flash Device Without Polling
    • 低功耗扩展USB闪存设备,无轮询
    • US20080046608A1
    • 2008-02-21
    • US11925933
    • 2007-10-27
    • Charles LeeDavid ChowAbraham MaFrank YuMing-Shiang ShenHorng-Yee Chou
    • Charles LeeDavid ChowAbraham MaFrank YuMing-Shiang ShenHorng-Yee Chou
    • G06F3/00
    • G06F13/4045Y02D10/14Y02D10/151
    • An extended Universal-Serial Bus (EUSB) host enters a suspend mode rather than poll an EUSB device that is busy performing a memory or other operation. Power is saved since polling is avoided. The busy EUSB device sends a not-yet NYET signal back to the EUSB host to instruct the host to enter the suspend mode. When the EUSB device is ready to continue transfer with the host, the EUSB device wakes up the host by sending a ready RDY signal back to the host. The NYET and RDY signals may be tokens or flags in serial packets sent over a full-duplex connection to the host with two sets of differential pairs. Transfers may be re-started by the host after suspension once the requested data is read from flash memory, or space is made available in a sector buffer by completing earlier writes to flash memory.
    • 扩展的通用串行总线(EUSB)主机进入暂停模式,而不是轮询正忙于执行内存或其他操作的EUSB设备。 省电,因为避免轮询。 繁忙的EUSB设备向EUSB主机发送一个尚未发送的NYET信号,指示主机进入挂起模式。 当EUSB设备准备好继续与主机进行传输时,EUSB设备通过将准备好的RDY信号发送回主机来唤醒主机。 NYET和RDY信号可以是通过全双工连接发送到具有两组差分对的主机的串行数据包中的令牌或标志。 一旦所请求的数据从闪存中读取,主机可以重新启动传输,或者通过完成对闪存的更早写入,在扇区缓冲器中可用空间。
    • 76. 发明申请
    • Partial-Write-Collector Algorithm for Multi Level Cell (MLC) Flash
    • 用于多级单元(MLC)闪存的部分写入 - 收集器算法
    • US20080037321A1
    • 2008-02-14
    • US11774906
    • 2007-07-09
    • Jianjun LuoChris TsuCharles LeeDavid Chow
    • Jianjun LuoChris TsuCharles LeeDavid Chow
    • G11C16/06
    • G11C16/102G06F8/65G11C2211/5641
    • A flash memory system includes a multi level cell (MLC) flash memory organized into blocks and having pages of information, which has data and spare. The MLC flash memory includes at least a temporary area to store at least a portion of a page of information during a partial write operation. The MLC flash memory stores a page of information into a block identified by a target physical address. The flash memory system further includes a flash card micro-controller causes communication between a host flash card controller and the MLC flash memory and includes a buffer memory configured to store a portion of a page of information, where the micro-controller writes the at least a portion of a page of information to the temporary area and later copies the written at least a portion of a page of information into the block identified by a target physical address.
    • 闪存系统包括组织成块并具有数据和备用的信息页的多级单元(MLC)闪存。 在部分写入操作期间,MLC闪速存储器至少包括用于存储信息页的至少一部分的临时区域。 MLC闪速存储器将一页信息存储到由目标物理地址识别的块中。 闪存系统还包括闪存卡微控制器引起主机闪存卡控制器和MLC闪速存储器之间的通信,并且包括被配置为存储信息页的一部分的缓冲存储器,其中微控制器写入至少 信息页面的一部分到临时区域,并且稍后将写入信息页的至少一部分复制到由目标物理地址识别的块中。
    • 77. 发明申请
    • Thin Flash-Hard-Drive with Two-Piece Casing
    • 薄型闪存硬盘驱动器与两件式外壳
    • US20070274032A1
    • 2007-11-29
    • US11309843
    • 2006-10-11
    • Jim NiAbraham MaCharles LeeMing-Shiang Shen
    • Jim NiAbraham MaCharles LeeMing-Shiang Shen
    • H05K7/12H01L21/00
    • H05K5/0269
    • A flash-memory drive replaces a hard-disk drive using an integrated device electronics (IDE) interface. The flash drive has a printed-circuit board assembly (PCBA) with a circuit board with flash-memory chips and a controller chip. The controller chip includes an input/output interface circuit to an external computer over the IDE interface, and a processing unit to read blocks of data from the flash-memory chips. The PCBA is encased inside an upper case and a lower case, with an IDE connector that fits through and opening between the cases. The cases can be assembled with the PCBA by a snap-together, ultrasonic-press, screw-fastener, or thermal-bond adhesive method. Center lines formed on the inside of the cases fit between rows of flash-memory chips to improve case rigidity. The connector has two rows of pins that straddle the center line of the circuit board for a balanced design.
    • 闪存驱动器使用集成设备电子(IDE)接口替换硬盘驱动器。 闪存驱动器具有带有闪存芯片的电路板和控制器芯片的印刷电路板组件(PCBA)。 控制器芯片包括通过IDE接口连接到外部计算机的输入/输出接口电路,以及从闪速存储器芯片读取数据块的处理单元。 PCBA被封装在上壳体和下壳体内,并具有适合通过壳体和壳体之间打开的IDE连接器。 这些情况可以通过卡扣,超声波压力机,螺纹紧固件或热粘合粘合剂方法与PCBA组装。 形成在壳体内部的中心线适配在闪存芯片的行之间,以提高外壳刚度。 连接器具有跨越电路板中心线的两排销,用于平衡设计。
    • 79. 发明申请
    • Secure-Digital (SD) Flash Card with Auto-Adaptive Protocol and Capacity
    • 具有自适应协议和容量的安全数字(SD)闪存卡
    • US20070168614A1
    • 2007-07-19
    • US11625310
    • 2007-01-20
    • Jianjun LuoChris TsuCharles LeeMing-Shiang Shen
    • Jianjun LuoChris TsuCharles LeeMing-Shiang Shen
    • G06F12/00
    • G06F13/385
    • An adaptable-capacity Secure Digital (SD) card operates as a standard-capacity SD card for a standard-capacity SD 2.0 or 1.x host, and operates as a high-capacity SD card when connected to a high-capacity SD 2.0 host. A 32-bit argument received in a SD bus transaction from the host may be a 32-bit address, which can access 4 G bytes of flash memory in standard-capacity mode. For high-capacity mode, the addressable unit is a 512-byte sector, greatly increasing the addressable memory size. A SD protocol interface on a controller chip performs handshaking with the host to determine the SD version and memory capacity of the host. Host addresses are sent as byte or sector addresses to a flash memory manager on the controller chip, depending on the capacity mode agreed on during the handshaking. Memory areas on the adaptable-capacity SD card for high and standard modes can be separate or overlapping.
    • 适用于容量的安全数字(SD)卡作为标准容量SD 2.0或1.x主机的标准容量SD卡运行,并连接到大容量SD 2.0主机时作为高容量SD卡运行 。 来自主机的SD总线事务中接收到的32位参数可以是32位地址,可以在标准容量模式下访问4 G字节的闪存。 对于高容量模式,可寻址单元是一个512字节的扇区,大大增加了可寻址的存储器大小。 控制器芯片上的SD协议接口与主机执行握手,以确定主机的SD版本和内存容量。 主机地址作为字节或扇区地址发送到控制器芯片上的闪存管理器,这取决于握手期间商定的容量模式。 适用于高容量SD卡的存储区域可以分开或重叠。