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    • 1. 发明授权
    • Method of designing semiconductor integrated circuit device, method of analyzing power consumption of circuit and apparatus for analyzing power consumption
    • 设计半导体集成电路器件的方法,分析电路功耗的方法和功耗分析仪器
    • US06513146B1
    • 2003-01-28
    • US09711885
    • 2000-11-15
    • Tomonori YonezawaTakayuki SasakiTakahiro KondoHiroki OtsukiTsuyoshi Nakamura
    • Tomonori YonezawaTakayuki SasakiTakahiro KondoHiroki OtsukiTsuyoshi Nakamura
    • G06F1750
    • G06F17/5045G06F17/5022G06F2217/78
    • The processing quantity of each description part is estimated through a source code analysis of a system operation description language or through simulation, or power consumption of each function is estimated through an operation description analysis of functions. Predetermined threshold values are set with respect to the processing quantity and the power consumption of each description part or function, so as to determine S/W and H/W implementation, and then, S/W and H/W partitioning is carried out. Thereafter, it is determined whether or not the total processing quantity or the total power consumption satisfies a desired design condition. Also, the S/W and H/W partitioning can be adjusted again in comprehensive consideration of the power consumption and the processing quantity, and the accuracy in the S/W and H/W partitioning can be improved by providing an instruction set simulator with a function to analyze power consumption. Moreover, an interface between S/W and H/W can be generated in the S/W and H/W partitioning so as to be automatically inserted into a S/W implemented part or a H/W implemented part.
    • 每个描述部分的处理量通过系统操作描述语言的源代码分析或通过仿真来估计,或者通过功能的操作描述分析来估计每个功能的功耗。 相对于每个描述部分或功能的处理量和功耗来设置预定阈值,以便确定S / W和H / W实现,然后执行S / W和H / W分区。 此后,确定总处理量或总功耗是否满足期望的设计条件。 此外,可以综合考虑功耗和处理量来再次调整S / W和H / W分区,并且可以通过提供一个指令集模拟器来提高S / W和H / W分区的精度 分析功耗的功能。 此外,可以在S / W和H / W分区中产生S / W和H / W之间的接口,以便自动插入到S / W实现部分或H / W实现部分。
    • 2. 发明授权
    • Simulator and simulation method for behaviors of processors
    • 处理器行为的模拟器和仿真方法
    • US07577557B2
    • 2009-08-18
    • US10969027
    • 2004-10-21
    • Takahiro KondoTsuyoshi NakamuraMaiko TarukiTomonori Yonezawa
    • Takahiro KondoTsuyoshi NakamuraMaiko TarukiTomonori Yonezawa
    • G06F17/50G06F9/44
    • G06F17/5022
    • A simulator operable to simulate behaviors of a processor using software is provided. The simulator includes a command input unit, a memory element, a register element, a control element, a resource information storage unit, and a resource access-analyzing unit. The command input unit is operable to analyze/process entered commands. The memory element is operable to store executive instructions issued by the processor and data treated by the processor. The register element is operable to contain data for use in calculation. The control element is operable to access the memory element and register element in accordance with the executive instructions. The resource information storage unit is operable to contain specified resource information and a piece of read/write information for each piece of the resource information. The resource access-analyzing unit is operable to compare access destinations (the memory element and register element to be accessed by the control element) and a read/write classification with the resource information and read/write information contained in the resource information storage unit, thereby practicing a resource access analysis as to whether or not the access destinations are allowed by the resource information and read/write information.
    • 提供了一种可以使用软件模拟处理器行为的模拟器。 模拟器包括命令输入单元,存储元件,寄存器元件,控制元件,资源信息存储单元和资源访问分析单元。 命令输入单元用于分析/处理输入的命令。 存储元件可操作以存储处理器发出的执行指令和由处理器处理的数据。 寄存器元件可操作地包含用于计算的数据。 控制元件可操作以根据执行指令访问存储器元件和寄存器元件。 资源信息存储单元可操作以对于每个资源信息包含指定的资源信息和一条读/写信息。 资源访问分析单元可操作以将资源信息存储单元中包含的资源信息和读取/写入信息的访问目的地(由控制元素访问的存储元件和注册元素)与读/写分类进行比较, 从而对资源信息和读/写信息是否允许访问目的地进行资源访问分析。
    • 3. 发明申请
    • Simulator and simulation method
    • 模拟器和仿真方法
    • US20050091028A1
    • 2005-04-28
    • US10969027
    • 2004-10-21
    • Takahiro KondoTsuyoshi NakamuraMaiko TarukiTomonori Yonezawa
    • Takahiro KondoTsuyoshi NakamuraMaiko TarukiTomonori Yonezawa
    • G06F11/28G06F9/455G06F11/30G06F17/50G06F9/45
    • G06F17/5022
    • A simulator operable to simulate behaviors of a processor using software is provided. The simulator includes a command input unit, a memory element, a register element, a control element, a resource information storage unit, and a resource access-analyzing unit. The command input unit is operable to analyze/process entered commands. The memory element is operable to store executive instructions issued by the processor and data treated by the processor. The register element is operable to contain data for use in calculation. The control element is operable to access the memory element and register element in accordance with the executive instructions. The resource information storage unit is operable to contain specified resource information and a piece of read/write information for each piece of the resource information. The resource access-analyzing unit is operable to compare access destinations (the memory element and register element to be accessed by the control element) and a read/write classification with the resource information and read/write information contained in the resource information storage unit, thereby practicing a resource access analysis as to whether or not the access destinations are allowed by the resource information and read/write information.
    • 提供了一种可以使用软件模拟处理器行为的模拟器。 模拟器包括命令输入单元,存储元件,寄存器元件,控制元件,资源信息存储单元和资源访问分析单元。 命令输入单元用于分析/处理输入的命令。 存储元件可操作以存储处理器发出的执行指令和由处理器处理的数据。 寄存器元件可操作地包含用于计算的数据。 控制元件可操作以根据执行指令访问存储器元件和寄存器元件。 资源信息存储单元可操作以对于每个资源信息包含指定的资源信息和一条读/写信息。 资源访问分析单元可操作以将资源信息存储单元中包含的资源信息和读取/写入信息的访问目的地(由控制元素访问的存储元件和注册元素)与读/写分类进行比较, 从而对资源信息和读/写信息是否允许访问目的地进行资源访问分析。
    • 5. 发明授权
    • Processor and image processing device
    • 处理器和图像处理设备
    • US06671708B1
    • 2003-12-30
    • US09600247
    • 2000-08-31
    • Shunichi KuromaruMana HamadaTomonori YonezawaMasatoshi MatsuoTsuyoshi NakamuraMasahiro Oohashi
    • Shunichi KuromaruMana HamadaTomonori YonezawaMasatoshi MatsuoTsuyoshi NakamuraMasahiro Oohashi
    • G06F738
    • G06F9/3885G06F9/30036G06F17/10G06T1/20
    • An image processing apparatus according to the present invention comprises a general arithmetic circuit 101 comprising a program control circuit 103, a first address generator 104, a first data memory 105, a first pipeline operation circuit 106, a second address generator 113, a second data memory 114 and a second pipeline operation circuit 112, and a dedicated arithmetic circuit 102 comprising a control circuit 115, a first dedicated pipeline operation circuit 107, a second dedicated pipeline operation circuit 108, . . . , an N-th dedicated pipeline operation circuit 110, as shown in FIG. 1. The arithmetic unit having the above-described structure, for example, can realize an arithmetic unit which can be applied to various applications. Further, considering the age of IP (Intellectual Property) which will come in the future, the arithmetic unit can exhibit the flexibility toward the applications.
    • 根据本发明的图像处理装置包括通用运算电路101,其包括程序控制电路103,第一地址生成器104,第一数据存储器105,第一流水线运算电路106,第二地址发生器113,第二数据 存储器114和第二流水线操作电路112,以及专用运算电路102,包括控制电路115,第一专用流水线运行电路107,第二专用流水线运行电路108。 。 。 ,第N专用流水线运算电路110,如图1所示。 例如,具有上述结构的运算单元可以实现可应用于各种应用的算术单元。 此外,考虑到将来会出现的知识产权(知识产权)的年龄,算术单位可以展现出应用的灵活性。
    • 8. 发明授权
    • High-performance DMA controller
    • 高性能DMA控制器
    • US06775716B2
    • 2004-08-10
    • US09859802
    • 2001-05-18
    • Masayoshi TojimaYasuo KohashiTomonori Yonezawa
    • Masayoshi TojimaYasuo KohashiTomonori Yonezawa
    • G06F1328
    • G06F13/30Y02D10/14
    • A high-performance DMA controller for controlling data transfer between a main storage means holding various kinds of data and a plurality of local storage means, comprises: an interface for generating a control signal for the main storage means; a data I/O unit for controlling I/O of data; a parameter holding unit for holding various kinds of parameters that are required for execution of data transfer; a data transfer request receiver for receiving requests of data transfer; and a start command receiver for receiving a start/stop command of the data transfer controller. The data transfer request receiver receives, from a data transfer request source, reservations of plural data transfer requests comprising execution priority information and local storage means type information, each information being arbitrarily set by the data transfer request source, and holds the local storage means type information in association with each execution priority information. The data transfer controller receives only the reservations of data transfer requests until a start command is issued from a system controller and, when a start command is issued, the data transfer controller sequentially decodes the local storage means type information of the reserved data transfer requests having relatively high execution priorities, in chronological order of the data transfer requests, and then sequentially takes parameters required for data transfer from the parameter holding unit, according to the decoding result, to execute data transfer.
    • 一种用于控制保持各种数据的主存储装置与多个本地存储装置之间的数据传输的高性能DMA控制器,包括:用于产生主存储装置的控制信号的接口; 用于控制数据的I / O的数据I / O单元; 用于保持执行数据传送所需的各种参数的参数保持单元; 用于接收数据传送请求的数据传送请求接收器; 以及用于接收数据传送控制器的启动/停止命令的启动命令接收器。 数据传输请求接收器从数据传输请求源接收包括执行优先级信息和本地存储装置类型信息的多个数据传输请求的预留,每个信息由数据传送请求源任意设置,并且保存本地存储装置类型 与每个执行优先级信息相关联的信息。 数据传输控制器仅接收数据传输请求的预留,直到从系统控制器发出启动命令,并且当发出启动命令时,数据传送控制器对本地存储装置的类型信息进行顺序解码, 相对高的执行优先级,按照数据传输请求的时间顺序,然后根据解码结果顺序地从参数保存单元接收数据传输所需的参数,以执行数据传送。
    • 10. 发明授权
    • Image composition method, and image composition apparatus
    • 图像组合方法和图像合成装置
    • US07006153B2
    • 2006-02-28
    • US10231377
    • 2002-08-30
    • Hiroki OhtsukiTomonori YonezawaSatoshi KajitaRyuji Fuchikami
    • Hiroki OhtsukiTomonori YonezawaSatoshi KajitaRyuji Fuchikami
    • H04N7/01G06K9/36
    • G06T11/60H04N5/44504H04N21/431H04N21/44012
    • An image composition apparatus includes a composition processing unit comprising a composition position determination unit for receiving a shape signal and an image signal which are outputted from an image decoding unit, and determining a composition position of an object as a foreground image; a shape boundary determination unit for determining the shape and boundary of the object; an arbitrary-shaped frame generation unit for generating an outline or frame of the object on the basis of information relating to the shape and boundary of the object; and a pixel composition unit for compositing a target pixel (pixel to be processed) of the object or an arbitrary-shaped frame pixel that is generated by the arbitrary-shaped frame generation unit 4c, with the corresponding pixel in the background image. Therefore, a composite image, in which an outline or an arbitrary-shaped shape is added to an arbitrary-shaped object, can be generated.
    • 一种图像合成装置,包括:合成处理单元,包括:组合位置确定单元,用于接收从图像解码单元输出的形状信号和图像信号;以及确定作为前景图像的对象的构图位置; 形状边界确定单元,用于确定所述物体的形状和边界; 任意形状的帧生成单元,用于根据与对象的形状和边界相关的信息生成对象的轮廓或框架; 以及像素合成单元,用于将对象的目标像素(待处理像素)或由任意形状的帧生成单元4c生成的任意形状的像素与背景图像中的对应像素进行合成。 因此,可以生成其中轮廓或任意形状被添加到任意形状的对象的合成图像。