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    • 1. 发明专利
    • 送信タイミング試験装置、送信タイミング試験方法およびプログラム
    • 传输时序测试和程序的设备和方法
    • JP2014207509A
    • 2014-10-30
    • JP2013082610
    • 2013-04-11
    • 株式会社日立製作所Hitachi Ltd
    • HANIYU HIROSHIYAMAMOTO HIROYUKIYAGI RYUSUKEMIYATA AKIRA
    • H04W24/06H04B17/00H04W84/12
    • 【課題】プロトコル試験において送信タイミングを試験する。【解決手段】試験対象装置(送信タイミング試験装置)30は、条件設定部52から無線フレームを送信する送信タイミングを算出する条件を取得して、送信タイミング演算部53において送信タイミングを演算する。そして、送信部61は、送信タイミング演算部53から取得した送信タイミングに基づいて、無線フレームを送信するとともに、キャリアセンス開始時刻および通信フレームの送信開始時刻を測定する。次に、情報取得部54は、送信部61から送信タイミング、キャリアセンス開始時刻および送信開始時刻を取得し、書込処理部55を介して記憶部56に記憶する。【選択図】図2
    • 要解决的问题:测试协议测试中的发送定时。解决方案:测试目标设备(发送定时测试设备)30从条件设置单元52获取用于计算发送无线帧的发送定时的条件,以计算发送 定时发送定时计算单元53.发送单元61基于从发送定时计算单元53获取的发送定时发送无线帧,并测量载波侦听开始时间和通信帧发送开始时间。 接下来,信息获取单元54从发送单元61获取发送定时,载波检测开始时间和发送开始时间,通过写入处理单元55存储到存储单元56中。
    • 4. 发明专利
    • π/2 SHIFT BPSK SIGNAL CORRELATION METHOD AND CORRELATOR, AND RECEIVER
    • &pgr; / 2 SHIFT BPSK信号相关方法和相关器和接收器
    • JP2013240036A
    • 2013-11-28
    • JP2012273424
    • 2012-12-14
    • Hitachi Ltd株式会社日立製作所
    • HANIYU HIROSHIMARUYAMA TETSUHIRONUMATA HIDESHIKAWAKAMI YASUO
    • H04B1/709H04J13/16H04L27/34
    • PROBLEM TO BE SOLVED: To provide a π/2 shift BPSK signal correlation method for high-speed communication capable of outputting a signal indicating correlation with an existing symbol sequence with low power consumption, by using an inexpensive device.SOLUTION: A symbol sequence correlator 113 receives digital data series S2-1 and S2-2 obtained by sampling a signal, produced by separating a received signal containing an existing symbol sequence subjected to π/2 shift BPSK modulation into an I channel and a Q channel, at a predetermined symbol rate, and calculates an even correlation value, i.e., a correlation value of even components of a partial series having the digital data as a final component and the exiting symbol sequence, and an odd correlation value, i.e., a correlation value of odd components, for each input digital data. The symbol sequence correlator 113 also calculates the square sum of the even correlation value and the odd correlation value, and generates and outputs an I channel correlation signal indicating the time series change thereof, and Q channel correlation signals S4-1 and S4-2.
    • 要解决的问题:提供一种用于能够通过使用便宜的设备输出指示与现有符号序列相关的信号的低速通信的高速通信的& 2位BPSK信号相关方法。解码:符号序列 相关器113接收通过将包含经受&pgr / 2移位BPSK调制的现有符号序列的接收信号分离成I信道和Q信道而产生的信号而获得的数字数据序列S2-1和S2-2, 并且计算偶数相关值,即具有作为最终分量的数字数据和出现符号序列的部分序列的均匀分量的相关值和奇数相关值,即奇数相关值,即奇数 组件,用于每个输入数字数据。 符号序列相关器113还计算偶相关值和奇相关值的平方和,并产生并输出指示其时间序列变化的I信道相关信号和Q信道相关信号S4-1和S4-2。
    • 6. 发明专利
    • Protocol test method and system
    • 协议测试方法和系统
    • JP2014179705A
    • 2014-09-25
    • JP2013051014
    • 2013-03-13
    • Hitachi Ltd株式会社日立製作所
    • HANIYU HIROSHIYAMAMOTO HIROYUKIYAGI RYUSUKETOGAWA TAKEHIRO
    • H04L29/14H04L12/70
    • PROBLEM TO BE SOLVED: To achieve a function of a test target device to voluntarily start data preparation and transmission operation, in a protocol test for evaluating conformity to a communication standard.SOLUTION: A device simulator device generates a predetermined command to specify a test content to be executed in the test target device and a test operation start trigger, to transmit to the test target device. The test target device determines the received command and, when the command is a test operation start trigger command, generates data corresponding to the protocol test content to execute the test and transmit the generated data to the test target device as a response. The device simulator device confirms the data transmitted as a response and notifies GUI of the data and the result according to the necessity.
    • 要解决的问题:为了实现测试目标设备的功能,主动开始数据准备和传输操作,用于评估与通信标准的一致性的协议测试。解决方案:设备模拟器设备生成预定命令以指定测试内容 在测试目标设备中执行和测试操作开始触发,以发送到测试目标设备。 测试目标设备确定接收到的命令,并且当命令是测试操作开始触发命令时,生成与协议测试内容相对应的数据以执行测试,并将生成的数据作为响应发送到测试对象设备。 设备模拟器设备确认作为响应发送的数据,并根据需要通知GUI数据和结果。
    • 7. 发明专利
    • Character display method
    • 字符显示方法
    • JP2005228016A
    • 2005-08-25
    • JP2004035901
    • 2004-02-13
    • Hitachi Ltd株式会社日立製作所
    • KINA SADAYUKIHANIYU HIROSHIKITAJIMA SHIGEKI
    • H03M11/04G06F3/023G06F17/30
    • G06F17/30719G06F17/30905
    • PROBLEM TO BE SOLVED: To solve the following problem: because a screen cannot display all information at a time when displaying a document by a cellphone having a limited screen size, button operation or a changeover of the screen is required for grasp of contents. SOLUTION: A kanji Index is automatically produced from the document and is displayed. First, in the document inputted to an input process 101, a character string is divided in each character kind, and is selected to produce a condensed sentence, in a character string extraction process 102. Priority order is imparted from the condensed sentence in a character string analysis process 104. M×n characters of a character number necessary for the priority order are extracted from a character string analysis result by a kanji Index production process 106, and are two-dimensionally arranged in m rows n columns to produce the kanji Index. The produced kanji Index are outputted to an output process 107. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了解决以下问题:由于屏幕在由具有有限屏幕尺寸的手机显示文档时不能显示所有信息,因此需要按钮操作或屏幕的切换来掌握 内容。

      解决方案:从文档自动生成汉字索引,并显示。 首先,在输入到输入处理101的文件中,在字符串提取处理102中,将字符串分割为每个字符种类,并且被选择以产生一个浓缩句子。优先级顺序从字符中的缩写句子 字符串分析处理104.通过汉字索引生成处理106从字符串分析结果中提取优先顺序所必需的字符数的M×n个字符,并且以m行n列二维排列以产生汉字索引 。 产生的汉字指数被输出到输出处理107.版权所有(C)2005,JPO&NCIPI

    • 8. 发明专利
    • Purchase record management method, server, and merchandise purchaser terminal
    • 采购记录管理方法,服务器和商品采购员终端
    • JP2003337899A
    • 2003-11-28
    • JP2002144469
    • 2002-05-20
    • Hitachi Ltd株式会社日立製作所
    • KITAJIMA SHIGEKIKITSUTA HARUHITONISHIDA TAKESHIHIROTA ATSUNOBUOGAWA KEISUKEHANIYU HIROSHI
    • G07G1/06G06Q10/00G06Q30/02G06Q30/06G06Q50/00G07G1/12G07G1/14G06F17/60
    • PROBLEM TO BE SOLVED: To provide a purchase record management method, a server, and a merchandise purchaser terminal for processing a purchase record to be promptly and efficiently utilized. SOLUTION: The purchase record managing method, the server, and the purchaser terminal performs a step for accepting and acquiring record information derived from a purchase recording medium and attribute information of a purchaser from a proper terminal, a step for requesting reference of a corresponding purchase recording medium to a merchandise seller device in which the purchase contents by every purchase chance are stored by associating the purchase contents with the attribute information of the purchase recording medium and the purchaser on the basis of the acquired recording information and the attribute information of the purchaser, a step for receiving the purchase contents corresponding to the referred purchase recording medium from the merchandise seller device, a step for editing information on the purchase contents according to an editing form specified by the purchaser, and a step for transmitting the edited information on the purchase contents to the terminal of an applicable purchaser. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种采购记录管理方法,服务器和用于处理采购记录的商品采购终端,以便及时有效地利用。 解决方案:购买记录管理方法,服务器和购买者终端执行从正当终端接收和获取从购买记录介质导出的记录信息和购买者的属性信息的步骤,请求参考的步骤 根据获取的记录信息和属性信息,通过将购买内容与购买记录介质和购买者的属性信息相关联来存储通过每个购买机会购买内容的相应购买记录介质到商品卖家装置 购买者的步骤,从商品卖家装置接收对应于所述购买记录介质的购买内容的步骤,根据购买者指定的编辑形式编辑关于购买内容的信息的步骤,以及用于发送所编辑的 有关购买内容的信息到应用程序的终端 有限购买者 版权所有(C)2004,JPO
    • 9. 发明专利
    • INFORMATION TRANSFER METHOD AND ITS OPERATION DEVICE
    • JP2002351368A
    • 2002-12-06
    • JP2001152596
    • 2001-05-22
    • HITACHI LTD
    • HARA MISAMUNAKATA TSUTOMUHANIYU HIROSHIAKIYAMA HIDEYUKI
    • G06Q30/02G06Q30/04G06Q30/06G06Q50/00G09F19/00G06F17/60
    • PROBLEM TO BE SOLVED: To provide a technology by which a part or the total amount of a communication charge occurring when transferring advertising information or discount information on a merchandise can be charged to the provider of the information. SOLUTION: The information transfer method for transferring the advertising information or discount information on the merchandise distributed to an information communication terminal to other information communication terminals includes a step in which the advertising information or discount information on the merchandise is created and is distributed from a communication control center to an information communication terminal as delivery information, a step in which transmission management information indicating information ID and a transmission destination for identifying the delivery information is transmitted from the information communication terminal to which the delivery information is delivered to the communication control center, and a step in which the delivery information identified by the information ID in the transmission management information is transferred from the communication control center to the information communication terminal indicated by the transmission destination in the transmission management information.