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1. 发明授权

US06662132B2 Noise analyzing method and apparatus and storage medium 有权
公开(公告)号：US06662132B2
公开(公告)日：2003-12-09
申请号：US09733076
申请日：2000-12-11
申请人： Yasuhiro Yamashita , Shogo Fujimori , Ryoji Yamada , Kazuhiko Tokuda , Makoto Suwada , Masaki Tosaka , Jiro Yoneda , Yoshiyuki Iwakura , Kazunari Gotou
发明人： Yasuhiro Yamashita , Shogo Fujimori , Ryoji Yamada , Kazuhiko Tokuda , Makoto Suwada , Masaki Tosaka , Jiro Yoneda , Yoshiyuki Iwakura , Kazunari Gotou
IPC分类号： G06F1750
CPC分类号： G01R31/30
摘要： A noise analyzing method analyzes a crosstalk noise based on circuit data in which buses having the same signal transmitting direction and buses having opposite signal transmitting directions are distinguished from each other, by analyzing the crosstalk noise only for the same signal transmitting direction with respect to the buses having the same signal transmitting direction.

2. 发明授权

US06915249B1 Noise checking method and apparatus 失效
标题翻译：噪声检查方法和装置
公开(公告)号：US06915249B1
公开(公告)日：2005-07-05
申请号：US09708470
申请日：2000-11-09
申请人： Toshiro Sato , Yuji Suwa , Yoshiyuki Iwakura , Kazunari Gotou , Toshiaki Sato , Kazuyoshi Kanei , Masaki Tosaka , Yasuhiro Yamashita
发明人： Toshiro Sato , Yuji Suwa , Yoshiyuki Iwakura , Kazunari Gotou , Toshiaki Sato , Kazuyoshi Kanei , Masaki Tosaka , Yasuhiro Yamashita
IPC分类号： G06F15/18 , G06F17/50 , G06G7/00 , G06G7/62 , H04M11/04
CPC分类号： G06F17/5036
摘要： In order to achieve augmentation of the accuracy in calculation of noise and augmentation of the accuracy in a noise check which is performed, for example, when an electronic circuit is designed and further realize significant reduction of the time required for a noise check and augmentation of the operation efficiency by reduction of the man-hours of a designer in a noise analysis, a noise checking apparatus includes a model production section (3) for producing a simulation model of a circuit portion relating to a noticed wiring line, a simulation section (4) for performing a simulation using the simulation model to calculate a signal waveform which propagates in the noticed wiring line and calculate a noise waveform superposed on the signal waveform for each kind of noise, a noise waveform synthesis section (5) for synthesizing the signal waveform and the noise waveforms with generation timings of the noise waveforms taken into consideration to obtain a noise composite waveform, and a noise checking section (6) for performing noise checking based on the noise composite waveform.
摘要翻译：为了实现噪声检查的精度的提高和进行噪声检查的精度的提高，例如，当设计电子电路时，进一步实现噪声检查和增加所需的时间的显着减少通过降低设计者在噪声分析中的工时的操作效率，噪声检查装置包括用于产生与注意的布线相关的电路部分的仿真模型的模型生成部（3），模拟部（ 4），用于使用所述模拟模型进行模拟，以计算在注意的布线中传播的信号波形，并计算叠加在每种噪声的信号波形上的噪声波形，用于合成信号的噪声波形合成部分（5）波形和噪声波形，并考虑噪声波形的产生定时，以获得噪声复合波形，以及用于基于噪声复合波形进行噪声检查的噪声检查部（6）。

3. 发明授权

US08804543B2 Test method for network system 有权
标题翻译：网络系统测试方法
公开(公告)号：US08804543B2
公开(公告)日：2014-08-12
申请号：US13076090
申请日：2011-03-30
申请人： Kazunari Gotou
发明人： Kazunari Gotou
IPC分类号： H04L12/26
CPC分类号： H04L49/90 , H04L43/50 , H04L47/10
摘要： A load test method for a network system in which a plurality of node devices exchange packets via a first switch device by way of a second switch device, includes transmitting a plurality of first packets to the first switch device by a first node device, the plurality of first packets being addressed to the first node device via the second switch device, transmitting a plurality of second packets to the first switch device by a second node device, the plurality of second packets being addressed to the first node device via the first switch device, storing the first packets and the second packets in a queue buffer and thereafter transferring the first packets and the second packets to the first node device by the first switch device, and monitoring state information based on the number of packets waiting to be exchanged in the second switch device.
摘要翻译：一种网络系统的负载测试方法，其中多个节点设备通过第二交换设备经由第一交换设备交换分组，包括由第一节点设备向第一交换设备发送多个第一分组，多个第一分组经由第二交换设备寻址到第一节点设备，由第二节点设备向第一交换设备发送多个第二分组，多个第二分组经由第一交换设备寻址到第一节点设备将所述第一分组和所述第二分组存储在队列缓冲器中，然后由所述第一交换机将所述第一分组和所述第二分组传送到所述第一节点设备，并且基于在所述第一分组和所述第二分组中的等待被交换的分组的数量来监视状态信息第二开关装置。

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