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    • 1. 发明专利
    • Radio base station, radio control device, radio equipment and delay amount measurement method
    • 无线电基站,无线电控制装置,无线电设备和延迟量测量方法
    • JP2014192751A
    • 2014-10-06
    • JP2013067221
    • 2013-03-27
    • Fujitsu Ltd富士通株式会社
    • KOBAYASHI TOSHIHIRO
    • H04W56/00H04W92/12
    • PROBLEM TO BE SOLVED: To measure an in-device delay amount.SOLUTION: A radio base station comprises: a radio control device; and radio equipment. The control part of the radio control device transmits a start signal to a first insertion part and a second insertion part, and transmits a first pattern to the first insertion part, and transmits a second pattern to the second insertion part. The first insertion part of the radio equipment inserts the first pattern into a data region to be transmitted toward the second transmission part in a timing of the start signal, and the second insertion part of the radio equipment inserts the second pattern into the data region to be transmitted from the first insertion part, and to be transmitted toward to the reception part in the timing of the start signal. The reception part extracts data from the data region to be transmitted from the second insertion part, and transmits the data to the control part. The control part extracts the first pattern and the second pattern from the data received from the reception part, and calculates a delay amount between the first insertion part and the second insertion part on the basis of the timing based on the start signal, the time when the first pattern has been extracted and the time when the second pattern has been extracted.
    • 要解决的问题:测量装置内延迟量。解决方案:无线电基站包括:无线电控制装置; 和无线电设备。 无线电控制装置的控制部分将起始信号发送到第一插入部分和第二插入部分,并将第一图案发送到第一插入部分,并将第二图案发送到第二插入部分。 无线电设备的第一插入部分在开始信号的定时将第一模式插入到要发送到第二传输部分的数据区域中,并且无线电设备的第二插入部分将第二模式插入到数据区域中 从第一插入部发送,并且在开始信号的定时被发送到接收部。 接收部分从要从第二插入部分发送的数据区域提取数据,并将该数据发送到控制部分。 控制部根据从接收部接收的数据提取第一图案和第二图案,并且基于基于开始信号的定时,计算第一插入部和第二插入部之间的延迟量, 已经提取了第一图案,并且提取了第二图案的时间。
    • 2. 发明专利
    • Back pressure control method and communication apparatus using the same
    • 使用相同的背压控制方法和通信装置
    • JP2009200890A
    • 2009-09-03
    • JP2008041150
    • 2008-02-22
    • Fujitsu Ltd富士通株式会社
    • KOBAYASHI TOSHIHIRO
    • H04L12/801H04L12/829H04L12/861H04L12/911
    • PROBLEM TO BE SOLVED: To provide a back pressure control method capable of reducing the memory capacity of a storage buffer and communication apparatus using the back pressure control method. SOLUTION: The communication apparatus includes: a line identification control means for identifying an output line for transmitting extraction data extracted from an input line; a data control means for determining whether the extraction data is extraction data to be transmitted to an output line that receives a transmission stop request or extraction data to be transmitted to an output line that does not receive the transmission stop request to output the extraction data; a storage buffer means for storing the extraction data to be transmitted to the output line that receives the transmission stop request, and reading to output the stored extraction data when the transmission stop request is released; and a data selector means for selecting the extraction data to be transmitted to the output line that does not receive the transmission stop request from the data control means or data output from the storage buffer means in each of the plurality of output lines and transmitting the selected data from the plurality of output lines. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够使用背压控制方法来降低存储缓冲器和通信装置的存储容量的背压控制方法。 解决方案:通信装置包括:行识别控制装置,用于识别用于发送从输入行提取的提取数据的输出线; 数据控制装置,用于确定提取数据是提取数据以被发送到接收发送停止请求的输出线还是提取要发送到未接收到发送停止请求的输出线的数据,以输出提取数据; 存储缓冲器装置,用于存储要发送到接收到发送停止请求的输出线的提取数据,以及当发送停止请求被释放时读取输出存储的提取数据; 以及数据选择器装置,用于从数据控制装置中选择要发送到未接收到发送停止请求的输出线的提取数据或者从多个输出线中的每一个输出线路中的存储缓冲器装置输出的数据,并发送所选择的数据 来自多条输出线的数据。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Encryption communication device, encryption communication method, and encryption communication program
    • 加密通信设备,加密通信方法和加密通信程序
    • JP2014183562A
    • 2014-09-29
    • JP2013058782
    • 2013-03-21
    • Fujitsu Ltd富士通株式会社
    • FUKUDA ISAMUSAKABE TETSUTAKOBAYASHI TOSHIHIROFUKUDA NOBUYUKIYASUNO KAZUHIRO
    • H04L9/08H04L9/36
    • H04L9/0869H04L9/0891H04L63/0428H04L63/061
    • PROBLEM TO BE SOLVED: To achieve encryption communication in which the security of data in a packet transmitted in a communication system is secured, and traffic in the communication system is reduced.SOLUTION: An encryption communication device includes: a pattern generating unit that determines whether or not to generate a security association (SA) including a data part where data patterns of data in a processing object packet and data in a sample packet agree as matching data; a key information exchange unit that, if the pattern generating unit determined to generate the SA, transmits a key information exchange packet including the matching data and key data to an opposite device, receives a key information exchange packet including the SA identifier of the SA from the opposite device, and establishes the SA with the opposite device; and a key information unit for storing the matching data, key data, and SA identifier of the SA established by the key information exchange unit.
    • 要解决的问题:实现其中在通信系统中发送的分组中的数据的安全性得到确保并减少通信系统中的业务的加密通信。解决方案:加密通信设备包括:模式生成单元,确定是否 或者不生成包括数据部分的安全关联(SA),其中处理对象分组中的数据的数据模式和样本分组中的数据一致作为匹配数据; 密钥信息交换单元,如果确定生成SA的模式生成单元将包含匹配数据和密钥数据的密钥信息交换包发送到对方装置,则从包含SA的SA标识符的密钥信息交换包接收 相反的设备,并建立SA与相反的设备; 以及密钥信息单元,用于存储由密钥信息交换单元建立的SA的匹配数据,密钥数据和SA标识。
    • 6. 发明专利
    • WASHING METHOD
    • JPH029483A
    • 1990-01-12
    • JP15976188
    • 1988-06-27
    • FUJITSU LTD
    • OCHIAI MASAYUKIKOBAYASHI TOSHIHIRO
    • B08B7/00H01L21/304H05K3/26
    • PURPOSE:To ensure that a residual flux at a soldered spot is washed and removed by immersing items to be washed such as electronic parts in a cleaning liquid which contains components with polarized molecules and coating a high- frequency electromagnetic wave to the items. CONSTITUTION:Items 21 to be washed (laminated substrate with wiring, etc.) are immersed in a cleaning liquid 4 containing components with polarized molecules in a container 9, and at the same time, an electromagnetic wave 5 generated by a magnetron 8 is cast to the items. Consequently, contaminants such as residual flux and molecules of the cleaning liquid, especially the polarized molecules of the cleaning liquid 4 oscillate. This results in the isolation of the residual flux (rosin, activator, etc.) and its subsequent dissolution into the cleaning liquid 4. At that time, the cleaning liquid becomes slightly heated due to the oscillation of the molecule, but the oscillation acts efficiently upon the separation of the residual flux. In addition, the soldered spot does not separated apart because a mechanical oscillation such as generated during ultrasound cleaning does not occur.
    • 8. 发明专利
    • Working method using laser and optical fiber
    • 使用激光和光纤的工作方法
    • JPS61103688A
    • 1986-05-22
    • JP22383384
    • 1984-10-26
    • Fujitsu Ltd
    • KOBAYASHI TOSHIHIROKITAJIMA MASAYUKI
    • B23K26/08B23K26/067
    • B23K26/0676B23K26/067
    • PURPOSE:To execute simultaneously a multipoint working of an object to be worked of a complicated shape by a device of a simple constitution, by receiving a laser beam by an optical fiber bundle formed by bundling many pieces of fibers, and fixing its one end along an optional shape. CONSTITUTION:One end part 4a of an optical fiber bundle 4 formed by bundling many pieces of optical fibers 3 is opposed to a laser light source 1 through a condensing lens 2. The other end part is placed and fixed at a roughly equal interval in the periphery of a jig of the same shape as a shape 6a to be worked of an object to be worked 6, this end part is made to approach the object to be worked 6, and a laser beam is irradiated from the light source 1. In this way, the laser beam from the light source 1 goes into each optical fiber 3 from the end part 4a of the optical fiber bundle, irradiates the object to be worked 6 from the other end, and executes a simultaneous multipoint cutting or a simultaneous multipoint welding.
    • 目的:通过简单结构的装置同时执行待加工的复杂形状的物体的多点加工,通过由通过捆扎许多纤维束形成的光纤束接收激光束,并将其一端固定 一个可选的形状。 构成:通过捆扎多根光纤3而形成的光纤束4的一端部4a通过聚光透镜2与激光光源1相对。另一端部以大致相等的间隔配置在 与待加工物体6的待加工形状6a相同形状的夹具的周边,使该端部接近待加工物体6,并且从光源1照射激光束。 以这种方式,来自光源1的激光束从光纤束的端部4a进入每个光纤3,从另一端照射待加工物体6,并且执行同时多点切割或同时多点 焊接。