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    • 1. 发明授权
    • Error detection system
    • 错误检测系统
    • US4888774A
    • 1989-12-19
    • US132993
    • 1987-12-15
    • Hiroshi KosugeYoshio Kiriu
    • Hiroshi KosugeYoshio Kiriu
    • G06F11/10G06F12/16H03M13/19
    • G06F11/1028H03M13/19
    • An error detecting apparatus in which an error within an arbitrary and continuous (b-1) bit block is detected using a SEC-DED-SbED code. The (b-1) bit block is any continuous (b-1) bit block within an information consisting of several b bit blocks. The data are encoded by using a power of a matrix C, defined as: ##EQU1## and a matrix B. Matrix B is comprised by arbitrarily replacing the rows and columns of the power of C matrix with row vectors from a set of (b+1) vectors: ##EQU2## The partial matrices obtained from matrices B and C are used to construct a parity matrix. Syndromes are computed from the information and the party matrix to detect errors.
    • 一种错误检测装置,其中使用SEC-DED-SbED代码检测任意和连续(b-1)比特块内的错误。 (b-1)位块是由几个b位块组成的信息内的任何连续(b-1)位块。 通过使用定义为:和矩阵B的矩阵C的幂来对数据进行编码。矩阵B包括通过以下方式任意替换C矩阵的幂的行和列:(b +1)向量:从矩阵B和C获得的部分矩阵用于构造奇偶校验矩阵。 根据信息和方矩阵计算综合征,以检测错误。
    • 4. 发明授权
    • Data error correcting/detecting system and apparatus compatible with
different data bit memory packages
    • 与不同数据位存储器封装兼容的数据纠错/检测系统和设备
    • US5450423A
    • 1995-09-12
    • US852954
    • 1992-03-17
    • Kazuya IwasakiHiroshi KosugeYoshio KiriuRyoichi Kurihara
    • Kazuya IwasakiHiroshi KosugeYoshio KiriuRyoichi Kurihara
    • G06F11/10G06F12/06G06F12/16
    • G06F11/1028
    • Memory expansion using memory packages of different generations is performed without unnecessarily increasing the minimum memory capacity of a memory device and while obtaining a high error detecting ability and high reliability. In expanding the capacity of a memory device by using first generation 1M.times.1 bit IC memory packages, second generation 4M.times.4 bits IC memory packages, or third generation 16M.times.8 bits IC memory packages, the total code length is set to 40 bits, a 4's multiple, within a range longer than the total code length necessary for S4ED and shorter than the total code length necessary for S8ED, and a reduced code is used for enhancing the S8ED function. In this manner, wasteful first generation IC memory packages can be reduced in number, and the error detecting ability of a memory device using third generation memory packages can be retained substantially the same as that of a memory device using first generation memory packages.
    • 执行使用不同代的存储器包的存储器扩展,而不必不必要地增加存储器件的最小存储容量,同时获得高错误检测能力和高可靠性。 通过使用第一代1Mx1位IC存储器封装,第二代4Mx4位IC存储器封装或第三代16Mx8位IC存储器封装扩展存储器件的容量,总代码长度设置为40位,4位数倍 比S4ED所需的总代码长度要长于S8ED所需的总代码长度的范围,并且使用减少的代码来增强S8ED功能。 以这种方式,可以减少浪费的第一代IC存储器封装,并且使用第三代存储器封装的存储器件的错误检测能力可以保持与使用第一代存储器封装的存储器件的错误检测能力基本相同。
    • 6. 发明授权
    • Apparatus for controlling data transfer between storages
    • 用于控制存储器之间的数据传输的装置
    • US4821172A
    • 1989-04-11
    • US83662
    • 1987-08-10
    • Sigeru KanekoYoshio Kiriu
    • Sigeru KanekoYoshio Kiriu
    • G06F12/00G06F13/38G06F13/42G06F13/00
    • G06F13/4234
    • An apparatus for controlling a data transfer between storages in an information processing system having a main storage, an extended storage, and a processor in which data is transferred between the main storage and the extended storage by use of a synchronous instruction and an asynchronous instruction. The apparatus includes a unit to hold data transfer control information specified by the asynchronous instruction and a unit to hold data transfer control information specified by the synchronous instruction. Depending on a synchronous instruction or an asynchronous instruction, the data transfer is controlled to be achieved according to data transfer control information held in the unit associated with the instruction. The content of the unit is updated depending on the amount of data to be transferred. When a request of a data transfer is made by a synchronous instruction during a data transfer caused by an asynchronous instruction, the data transfer of the asynchronous instruction is interrupted to control the data transfer of the synchronous instruction to be executed. When the data transfer is completed, based on the content of the unit to hold data transfer control information of the asynchronous instruction, the data transfer of the asynchronous instruction interrupted is resumed.
    • 一种用于控制具有主存储器,扩展存储器和处理器的信息处理系统中的存储器之间的数据传输的装置,其中通过使用同步指令和异步指令在主存储器和扩展存储器之间传送数据。 该装置包括用于保存由异步指令指定的数据传送控制信息的单元和用于保持由同步指令指定的数据传送控制信息的单元。 根据同步指令或异步指令,根据与指令相关联的单元中保存的数据传输控制信息,控制数据传输。 根据要传送的数据量更新本机的内容。 当在由异步指令引起的数据传送期间通过同步指令进行数据传送的请求时,异步指令的数据传送被中断,以控制要执行的同步指令的数据传送。 当数据传输完成时,基于保存异步指令的数据传输控制信息的单元的内容,恢复中断的异步指令的数据传输。
    • 8. 发明授权
    • Information processing system
    • 信息处理系统
    • US5353404A
    • 1994-10-04
    • US468271
    • 1990-01-22
    • Hitoshi AbeToshimitsu AndoShigeko YazawaYoshio KiriuYasuhiko Hatakeyama
    • Hitoshi AbeToshimitsu AndoShigeko YazawaYoshio KiriuYasuhiko Hatakeyama
    • H04N5/262G06T1/60G06T13/20G06F15/62
    • G06T1/60
    • Frames of digital data each representing a single picture of a video motion picture display are handled in a computer system with an extended memory operating in parallel with a computer system instruction processor and main memory to bypass the computer system input/output processor for continuously outputting the video information on a real time basis. The outputted data may be recorded continuously at a constant data rate for an entire motion picture worth of information or actually displayed on the video display on a real time basis. The extended storage has a memory larger than the main memory, where all of the frame data is stored and read out in high speed bursts to a buffer that continuously reads the data out of the buffer for outputting. At least a start command and a starting address in the extended memory are contained within the main memory to be read out and decoded by the instruction processor and computer system memory storage control, for transfer to the extended memory, where they are used to start the program, which includes extended memory control words stored in the main memory, which control words are decoded and executed in the extended memory in parallel with the computer system instruction processor. Addresses of succeeding frames are generated and decoded and used for fetching entirely within the extended memory, for memory areas according to indirect addressing. The extended memory has external data transfer and internal data transfer registers that hold command words for respective transferring programs that may be operated in parallel, with conflict between external transfer and internal transfer being decided in favor of external transfer to assure continuous data outputting.
    • 在计算机系统中处理每个表示视频运动图像显示的单个图像的数字数据帧,其中扩展存储器与计算机系统指令处理器和主存储器并行操作,以绕过计算机系统输入/输出处理器,以连续输出 视频信息实时基础。 输出的数据可以以恒定的数据速率连续地记录整个运动画面的信息,或实时显示在视频显示器上。 扩展存储器具有大于主存储器的存储器,其中所有帧数据以高速脉冲串存储和读出到缓冲器,该缓冲器从缓冲器中连续读取数据以供输出。 扩展存储器中的起始命令和起始地址至少包含在主存储器内,以由指令处理器和计算机系统存储器存储控制进行读出和解码,以传送到扩展存储器,在那里它们被用于启动 程序,其包括存储在主存储器中的扩展存储器控制字,该控制字与计算机系统指令处理器并行地在扩展存储器中被解码和执行。 生成并解码后续帧的地址,并将其用于根据间接寻址完全在扩展存储器内获取存储区域。 扩展存储器具有外部数据传输和内部数据传输寄存器,其保存可以并行操作的相应传送程序的命令字,外部传输和内部传输之间的冲突被决定有利于外部传输以确保连续的数据输出。
    • 10. 发明授权
    • Access request selecting circuit
    • 访问请求选择电路
    • US4459688A
    • 1984-07-10
    • US210172
    • 1980-11-25
    • Yoshio Kiriu
    • Yoshio Kiriu
    • G06F12/00G06F13/16G11C8/00
    • G06F13/1605
    • An access request selecting circuit for selectively accepting access request signals produced from a plurality of access request sources. Different series of recurrent time intervals are assigned to the access request sources. When a memory request signal is supplied from an access request source in a series of recurrent time intervals which are assigned to the access request source such a memory request signal is accepted. At this time, if an attendant signal produced in association with the memory request signal is supplied, this attendant signal is also accepted.
    • 访问请求选择电路,用于选择性地接受从多个访问请求源产生的访问请求信号。 不同系列的经常时间间隔被分配给访问请求源。 当存储器请求信号以分配给访问请求源的一系列复现时间间隔从访问请求源提供时,这样的存储器请求信号被接受。 此时,如果提供与存储器请求信号相关联的伴随信号,则该接受信号也被接受。