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    • 1. 发明申请
    • METHOD AND APPARATUS FOR RECORDING HIGH-SPEED INPUT DATA INTO A MATRIX OF MEMORY DEVICES
    • 用于将高速输入数据记录到存储器件的矩阵中的方法和装置
    • WO2007080031A1
    • 2007-07-19
    • PCT/EP2006/069265
    • 2006-12-04
    • THOMSON LICENSINGBRUNE, ThomasWITTENBURG, Jens, Peter
    • BRUNE, ThomasWITTENBURG, Jens, Peter
    • G11C16/10G11C29/00G06F12/12
    • G11C16/10G11C29/76
    • For recording or replaying in real-time digital high bandwidth video signals, e.g. HDTV, HD progressive or HD film capture signals, very fast memories are required. For storage of streaming HD video data NAND FLASH memory based systems could be used. Flash memory devices are physically accessed in a page oriented mode. According to the invention, the input data are written in a multiplexed fashion into a matrix of multiple flash devices. A list processing is performed that is as simple and fast as possible, and defect pages of flash blocks of single flash devices are addressed within the matrix architecture. When writing in a sequential manner, the data content for the current flash device page of all flash devices of the matrix is copied to a corresponding storage area in an additional memory buffer. After the current series of pages has been written without error into the flash devices, the corresponding storage area in an additional memory buffer is enabled for overwriting with following page data. In case an error occurred in the current page in one or more flash devices, the content of these current pages is kept in the additional memory buffer.
    • 用于在实时数字高带宽视频信号中进行记录或重放。 HDTV,HD渐进式或高清胶片拍摄信号,需要非常快的记忆。 用于存储流式高清视频数据可以使用基于NAND FLASH存储器的系统。 闪存设备以页面定向模式进行物理访问。 根据本发明,将输入数据以多路复用方式写入多个闪存器件的矩阵中。 执行尽可能简单和快速的列表处理,并且在矩阵架构内寻址单个闪存设备的闪存块的缺陷页面。 当以顺序方式写入时,矩阵的所有闪存设备的当前闪存设备页面的数据内容被复制到附加存储器缓冲器中的相应存储区域。 在当前系列页面已经无错误地写入闪存设备之后,附加存储器缓冲器中的相应存储区域被启用,以覆盖后续页面数据。 如果一个或多个闪存设备中的当前页面发生错误,则这些当前页面的内容将保留在附加存储器缓冲区中。
    • 2. 发明申请
    • METHOD AND SYSTEM FOR STORING LOGICAL DATA BLOCKS INTO FLASH-BLOCKS IN MULTIPLE NON-VOLATILE MEMORIES WHICH ARE CONNECTED TO AT LEAST ONE COMMON DATA I/O BUS
    • 将逻辑数据块存储到多个非易失性存储器中的闪存块的方法和系统,该存储器连接到至少一个通用数据I / O总线
    • WO2006108755A1
    • 2006-10-19
    • PCT/EP2006/060865
    • 2006-03-20
    • THOMSON LICENSINGWITTENBURG, Jens, PeterBRUNE, Thomas
    • WITTENBURG, Jens, PeterBRUNE, Thomas
    • G06F3/06G06F12/02G11C29/00G11C16/10G11C11/00
    • G06F12/0246G06F2212/7203G11C11/005G11C16/0483G11C16/10G11C29/76Y02D10/13
    • For recording or replaying in real-time digital HDTV signals very fast memories are required. For storage of streaming HD video data NAND flash memory based systems can be used. However, NAND flash memories have a slow write access, and they have unmasked production defects. Write or read operations can be carried out on complete physical data blocks only, and defect data blocks must not be used by the file system. Logical file system blocks are used which are larger than the physical data blocks. According to the invention the error reporting mechanism of the NAND flash memories is exploited. The video data is not only written to the non- volatile flash memories, but is also written to corresponding buffer slots (LFSB) of a volatile SRAM or DRAM memory operating in parallel. The video data are kept in the vola- tile memory until the flash memory holding the respective data has reported that its program or write operation succeeded. Once this has taken place, the data within the volatile memory can be overwritten in order to save memory capacity. If the flash memory has reported an error, the respective block (FSBD) of data is marked bad and will not be overwritten until the end of the entire recorded take has been reached. At this time, the marked video data from the volatile memory are copied to spare flash-blocks within the flash memories.
    • 对于在实时数字HDTV信号中录制或重放,需要非常快速的记忆。 用于存储流式高清视频数据可以使用基于NAND闪存的系统。 然而,NAND闪速存储器具有缓慢的写入访问,并且它们具有未掩盖的生产缺陷。 只能在完整的物理数据块上执行写入或读取操作,文件系统不得使用缺陷数据块。 使用比物理数据块大的逻辑文件系统块。 根据本发明,利用NAND闪存的错误报告机制。 视频数据不仅写入到非易失性闪速存储器中,而且还写入并行操作的易失性SRAM或DRAM存储器的相应缓冲器槽(LFSB)。 视频数据保存在卷存储器中,直到保存相应数据的闪存已经报告其程序或写操作成功。 一旦发生这种情况,可以覆盖易失性存储器中的数据,以便节省内存容量。 如果闪存已经报告错误,则数据的相应块(FSBD)被标记为坏,并且在到达整个记录采集结束之前不会被覆盖。 此时,来自易失性存储器的标记的视频数据被复制到闪存中的备用闪存块。
    • 3. 发明申请
    • METHOD FOR SYNCHRONIZING A RECEIVER AND A TRANSMITTER IN A COMMUNICATION SYSTEM, AND TRANSMITTING STATION AND RECEIVING STATION ADAPTED FOR USE IN THE METHOD ACCORDING TO THE INVENTION
    • 用于在通信系统中同步接收机和发射机的方法,以及适用于根据本发明的方法的发射站和接收站
    • WO2010029079A1
    • 2010-03-18
    • PCT/EP2009/061641
    • 2009-09-08
    • THOMSON LICENSINGKROPP, HolgerSCHÜTZE, HerbertBRUNE, Thomas
    • KROPP, HolgerSCHÜTZE, HerbertBRUNE, Thomas
    • H04J3/06H04H60/04
    • H04J3/0664H04L7/0045H04L7/02
    • The method is used for synchronizing a transmitter (1) and a receiver (K0). The transmitter and the receiver operate at a first (f A ) or a third (f B ) clock frequency, respectively. The data generated by the transmitter (1) and the receiver (K 0 ) are transmitted in sections via a transmission link. The transmission link is operated in both directions at a second clock frequency (f prot ). The method comprises a step of clock synchronization between the transmitter and the receiver. To this end, an equalization method is used in which a transmission path (TXP) and a receiver path (RXP) respectively perform a clock cycle counting method, which comprises the following steps: the duration of a FRAME_VALID signal (DV), indicating a particular data transmission phase, in clock cycles of the first or the second clock frequency is ascertained in the transmission path; the duration of the FRAME_VALID signal (FV), indicating a particular data transmission phase, in clock cycles of the third or the second clock frequency is ascertained using a second counter (Z1', Z2') in the receiver path; the clock cycle numbers (ΔTX, ΔRX) respectively ascertained by the two counters are compared; the frequency difference between the operating clock (CLK_SRC) of the transmitter (1) and the operating clock (CLK_DEST) of the receiver (2) is equalized on the basis of the comparison result.
    • 该方法用于同步发射机(1)和接收机(K0)。 发射机和接收机分别以第一(fA)或第三(fB)时钟频率工作。 由发送器(1)和接收器(K0)生成的数据通过传输链路以部分的形式发送。 传输链路以第二个时钟频率(fprot)在两个方向上工作。 该方法包括发射机和接收机之间的时钟同步的步骤。 为此,使用均衡方法,其中传输路径(TXP)和接收机路径(RXP)分别执行时钟周期计数方法,其包括以下步骤:FRAME_VALID信号(DV)的持续时间,指示 在传输路径中确定在第一或第二时钟频率的时钟周期中的特定数据传输相位; 在第三或第二时钟频率的时钟周期中指示特定数据传输阶段的FRAME_VALID信号(FV)的持续时间使用接收机路径中的第二计数器(Z1',Z2')来确定; 分别由两个计数器确定的时钟周期数(?TX,?RX)进行比较; 基于比较结果,均衡发送器(1)的工作时钟(CLK_SRC)与接收器(2)的工作时钟(CLK_DEST)之间的频率差。
    • 4. 发明申请
    • STORING/READING SEVERAL DATA STREAMS INTO/FROM AN ARRAY OF MEMORIES
    • 存储/读取存储/存储阵列中的几个数据流
    • WO2012019997A1
    • 2012-02-16
    • PCT/EP2011/063619
    • 2011-08-08
    • THOMSON LICENSINGKAMPHENKEL, OliverBRUNE, ThomasDREXLER, MichaelABELING, Stefan
    • KAMPHENKEL, OliverBRUNE, ThomasDREXLER, MichaelABELING, Stefan
    • G06F12/02G06F13/16
    • G06F12/0246G06F13/1684G06F2212/7202G06F2212/7203G06F2212/7208
    • High speed mass storage devices using NAND flash memories (MDY.X) are suitable for recording and playing back a video data stream under real-time conditions, wherein the data are handled page-wise in the flash memories and are written in parallel to multiple memory buses (MBy). However, for operating with multiple independent data streams a significant buffer size is required. According to the invention, data from different data streams are collected in corresponding different buffers (FIFO 1,..., FIFO Z) until the amount of collected data in a current buffer corresponds to a current one of the data blocks. Then, the data of the current data block from the current buffer are stored into memories connected to a current one of the memory buses, wherein the following buffered data block of the related data stream is later on stored into memories connected to a following one of the memory buses, the number of the following memory bus being increased with respect to the number of the current memory bus. These steps are repeated, also for the other ones of the data streams using other available ones of the buffers and other ones of the memory buses. In combination with a corresponding buffer control it is possible to allocate and use a minimum number of buffers in a flexible way.
    • 使用NAND闪速存储器(MDY.X)的高速大容量存储装置适用于在实时条件下记录和重放视频数据流,其中数据在闪速存储器中被逐页地处理并被并行写入多个 内存总线(MBy)。 然而,对于使用多个独立数据流进行操作,需要显着的缓冲区大小。 根据本发明,来自不同数据流的数据被收集在相应的不同缓冲器(FIFO 1,...,FIFO Z)中,直到当前缓冲器中的收集数据量对应于当前的数据块。 然后,将来自当前缓冲器的当前数据块的数据存储到连接到当前一个存储器总线的存储器中,其中相关数据流的后续缓冲数据块稍后被存储到连接到下一个存储器总线 存储器总线,相对于当前存储器总线的数量增加了以下存储器总线的数量。 重复这些步骤,对于使用缓冲器中的其他可用缓冲器和其它存储器总线的数据流中的其他步骤也是如此。 结合相应的缓冲区控制,可以以灵活的方式分配和使用最少数量的缓冲区。