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    • 31. 发明授权
    • Automatic bandwidth adjustment in a passive optical network
    • 无源光网络中的自动带宽调整
    • US06804256B2
    • 2004-10-12
    • US09912017
    • 2001-07-24
    • Tsung-Shien Chang
    • Tsung-Shien Chang
    • H04J322
    • H04Q11/0062H04B10/272H04J3/1694H04Q11/0067H04Q2011/0064H04Q2011/0086
    • The invention provides an automatic bandwidth adjustment method and system in a passive optical network (PON) comprising an optical line terminal (OLT) connected to a plurality of optical network units (ONUs). A particular embodiment of the method according to the invention comprises the steps of transmitting data between at least one of the ONUs and the OLT, detecting if there is any undelivered data in the data being transmitted, queuing the undelivered data in an undelivered data block (UDB) in an upstream frame of the ONU, informing the OLT of the undelivered data using the undelivered data block (UDB), reading the UDB, adjusting bandwidth of the ONU according to the UDB, informing the ONU whether the PON is busy using an unused bandwidth block (UBW), and rejecting a new transmission request between the ONU and the OLT if the PON is busy or unavailable.
    • 本发明提供一种包括连接到多个光网络单元(ONU)的光线路终端(OLT)的无源光网络(PON)中的自动带宽调整方法和系统。 根据本发明的方法的特定实施例包括以下步骤:在至少一个ONU和OLT之间传送数据,检测正在发送的数据中是否存在任何未传送的数据,在未传送的数据块中排队未传送的数据( UDB)在ONU的上行帧中,通过未传送数据块(UDB)向OLT通知未传送数据,读取UDB,根据UDB调整ONU的带宽,通知ONU PON是否正在使用 未使用的带宽块(UBW),并且如果PON正忙或不可用,则拒绝ONU和OLT之间的新传输请求。
    • 33. 发明授权
    • Multi-function peripheral device
    • 多功能外围设备
    • US06760369B1
    • 2004-07-06
    • US09291191
    • 1999-04-14
    • Susumu Chida
    • Susumu Chida
    • H04J322
    • H04N1/33323H04M11/066H04N1/00204H04N2201/0015H04N2201/0093H04N2201/0094H04N2201/3335
    • When the power source of a personal computer is on (S22:ON) and when the communication software of the personal computer is running (S23:YES), then the reception speed of transmission data serially transmitted from a remote device is written in the reception speed counter in S24. The size of a single packet of transmission data, to be transferred to the personal computer, in changed based on the value stored in the reception speed counter. Accordingly, for any value of the reception speed, a transfer interval can be maintained in a fixed value so that the communication software in the personal computer will generate no time-out error signal.
    • 当个人计算机的电源开启(S22:ON),并且当个人计算机的通信软件正在运行时(S23:是),则从远程设备串行发送的发送数据的接收速度被写入接收 速度计数器在S24。 根据存储在接收速度计数器中的值,将要传送到个人计算机的单个传输数据包的大小进行更改。 因此,对于接收速度的任何值,可以将传送间隔保持在固定值,使得个人计算机中的通信软件将不产生超时错误信号。
    • 34. 发明授权
    • Transport of concatenated containers in a synchronous information transmission network
    • 在同步信息传输网络中传输级联容器
    • US06700900B1
    • 2004-03-02
    • US09559187
    • 2000-04-27
    • Karl-Albert Turban
    • Karl-Albert Turban
    • H04J322
    • H04Q11/0478H04J3/1611H04J2203/0094
    • According to the ITU recommendations for SDH or SONET, a payload exceeding the transmission capacity of the largest virtual container can be divided over several concatenated virtual containers. According to a method for the transmission of such a payload via a synchronous information transmission network (NET), the payload is divided into blocks and the individual blocks are packed into virtual containers (VC4), each of which has a path overhead and a payload field, and are transported as a virtual concatenation in at least one transport module. A pointer (Z) that points to the next virtual container in the concatenation is inserted in the path overhead of all virtual containers (VC4) except the last virtual container in the concatenation. This makes it possible to change the number of concatenated virtual containers (VC4) during a connection.
    • 根据国际电联对SDH或SONET的建议,超过最大虚拟容器的传输容量的有效载荷可以划分为多个级联的虚拟容器。 根据用于经由同步信息传输网络(NET)传输这种有效载荷的方法,有效载荷被划分成块,并且各个块被打包到虚拟容器(VC4)中,每个虚拟容器具有路径开销和有效载荷 字段,并且在至少一个传输模块中作为虚拟级联传送。 指向连接中的下一个虚拟容器的指针(Z)将插入除了连接中的最后一个虚拟容器之外的所有虚拟容器(VC4)的路径开销中。 这使得可以在连接期间改变级联的虚拟容器(VC4)的数量。
    • 35. 发明授权
    • Method and system for bearer management in a third generation mobile telecommunications system
    • 第三代移动电信系统中承载管理的方法和系统
    • US06690679B1
    • 2004-02-10
    • US09334004
    • 1999-06-15
    • Matti TurunenJuha Kalliokulju
    • Matti TurunenJuha Kalliokulju
    • H04J322
    • H04W28/18H04L1/007
    • In a telecommunication device the handling of data to be transmitted proceeds according to a protocol stack having a L3 layer and a MAC layer. For handling data flows between the L3 layer and the MAC layer the following steps are perfomed: a flow of data to be transmitted coming from the L3 layer is demultiplexed into a number of component data flows, each component data flow having a certain Quality of Service requirement, the component data flows are arranged into groups where the Quality of Service requirement of each component data flow in a group is similar to the Quality of Service requirements of the other component data flows belonging to the same group, the component data flows are multiplexed groupwise into multiplexed data flows and the multiplexed data flows are outputted to the MAC layer.
    • 在电信设备中,要发送的数据的处理根据具有L3层和MAC层的协议栈进行。 为了处理L3层和MAC层之间的数据流,执行以下步骤:将从L3层发送的数据流解复用为多个组件数据流,每个组件数据流具有一定的服务质量 要求,组件数据流被排列成组中的每个组件数据流的服务质量要求类似于属于同一组的其他组件数据流的服务质量要求的组,组件数据流被复用 分组成多路复用数据流,多路复用数据流输出到MAC层。
    • 36. 发明授权
    • Apparatus and method for reassembling frame data into stream data
    • 将帧数据重新组合成流数据的装置和方法
    • US06667978B1
    • 2003-12-23
    • US09112470
    • 1998-07-09
    • Gary Scott DelpAlbert Alfonse Slane
    • Gary Scott DelpAlbert Alfonse Slane
    • H04J322
    • H04L69/166H04L29/06H04L69/16H04L69/326
    • The present invention is a method and apparatus for reducing processing overhead using a stream data reassembly mechanism and at least one data buffer. The present invention pre-processes incoming frames before delivering the frames to system memory. When a first packet of an data stream is received, the data from the packet is placed into a data buffer. Information about the first packet is stored in a logical channel descriptor (LCD) to indicate that data exists in the current data buffer. As each subsequent packet in the data stream is received, the reassembly mechanism removes extraneous transmission data from the packet and checks the CRC of each trailer to qualify the data within the packet. After the data is qualified, the reassembly mechanism stores the data portion of the packet in the data buffer. This preprocessing of each packet continues until a predetermined condition is met. Once a predetermined condition is met, the reassembly mechanism will make the contents of the buffer available to the system. The reassembly may optionally associate a direct memory access (DMA) descriptor with the buffer and burst the contents of the buffer into system memory. The reassembly mechanism of the present invention thereby reduces the amount of data reception interrupts processed by the system and can also reduce the number of direct memory access data transfer across the system bus.
    • 本发明是一种使用流数据重组机构和至少一个数据缓冲器来减少处理开销的方法和装置。 本发明在将帧传送到系统存储器之前预处理输入帧。 当接收到数据流的第一分组时,来自分组的数据被放入数据缓冲器中。 关于第一分组的信息被存储在逻辑信道描述符(LCD)中以指示数据存在于当前数据缓冲器中。 当接收到数据流中的每个随后的分组时,重新组装机制从分组中去除无关的传输数据,并且检查每个预告片的CRC以对分组内的数据进行限定。 数据合格后,重组机制将数据包的数据部分存储在数据缓冲器中。 每个分组的这种预处理持续到满足预定条件。 一旦满足预定条件,重新组装机制将使缓冲区的内容可用于系统。 重组可以可选地将直接存储器访问(DMA)描述符与缓冲器关联并将缓冲器的内容突发到系统存储器中。 因此,本发明的重新组装机构减少了系统处理的数据接收中断量,并且还可以减少跨系统总线的直接存储器访问数据传输的数量。
    • 39. 发明授权
    • Selectively framing and unframing PPP packets depending on negotiated options on the Um and Rm interfaces
    • 根据Um和Rm接口上的协商选项,选择性地构建和解帧PPP数据包
    • US06625164B1
    • 2003-09-23
    • US09353109
    • 1999-07-14
    • Marcello LioyNischal Abrol
    • Marcello LioyNischal Abrol
    • H04J322
    • H04W88/02H04W92/04
    • A wireless communication device and a method for transmitting and receiving at least one frame between a terminal device, connected to the wireless communication device, and an interworking function. Selected ones of a plurality of corresponding configuration options of a first and a second instance of a communication protocol, executing on the wireless communication device, are checked to determine whether they are equal. If the selected ones of the corresponding configuration options are equal, all but certain ones of a plurality of packets may be passed through the wireless communication device without unframing and reframing the communication protocol frames encapsulating the packets.
    • 一种用于在连接到无线通信设备的终端设备和互通功能之间发送和接收至少一个帧的无线通信设备和方法。 检查在无线通信装置上执行的通信协议的第一和第二实例的多个对应配置选项中的选定的配置选项,以确定它们是否相等。 如果所选择的相应配置选项相等,则除了多个分组中的某些分组之外的所有分组都可以通过无线通信设备进行通信,而不会对封装分组的通信协议帧进行非成帧和重构。
    • 40. 发明授权
    • Method and apparatus for tunneling across multiple network of different types
    • 隧道跨越不同类型的多个网络的方法和装置
    • US06614809B1
    • 2003-09-02
    • US09515307
    • 2000-02-29
    • Rohit VermaJanakiraman SenthilnathanMadhvi Verma
    • Rohit VermaJanakiraman SenthilnathanMadhvi Verma
    • H04J322
    • H04L12/4633
    • A system and method are shown for establishing tunnel connections across multiple networks of differing types. A tunnel media translator device is connected to both a first and second network of different types. The translator receives a tunnel connection set-up request (SCCRQ) from a tunnel initiator on the first network. The translator uses the value from a host name field of the SCCRQ to obtain an address for a tunnel endpoint on the second network, through the use of either pre-configured static tables or a host name resolution service. The translator creates a dynamic table entry that contains the address and tunnel identifier value for the tunnel initiator from the SCCRQ message and the address of the tunnel endpoint obtained from resolving the host name. The translator inserts the address for the tunnel endpoint into a destination address field of the SCCRQ and its own address on the second network into a source address field of the SCCRQ and re-transmits the SCCRQ onto the second network. The translator will receive a tunnel connection set-up reply (SCCRP) from the tunnel endpoint and will use the address of the tunnel endpoint and the destination tunnel identifier for the tunnel initiator from the SCCRP to find the matching dynamic table entry. The translator will insert the address of the tunnel initiator from the dynamic table entry into the destination address field of the SCCRP and its own address on the first network into the source address field of the SCCRP and re-transmit the SCCRP onto the first network. Subsequent tunnel packets received by the translator for the connection are translated using the address and tunnel identifier for the tunnel initiator from the tunnel packet to find the dynamic table entry, inserting the address of the tunnel endpoint from the dynamic table entry into the destination address field of the tunnel packet, and re-transmitting the tunnel packet.
    • 示出了用于在不同类型的多个网络上建立隧道连接的系统和方法。 隧道媒体翻译器设备连接到不同类型的第一和第二网络。 翻译器从第一网络上的隧道启动器接收隧道连接建立请求(SCCRQ)。 翻译器使用SCCRQ的主机名字段中的值通过使用预配置的静态表或主机名解析服务来获取第二个网络上的隧道端点的地址。 翻译器创建一个动态表条目,其中包含来自SCCRQ消息的隧道发起者的地址和隧道标识符值以及从解析主机名获得的隧道端点的地址。 翻译器将隧道端点的地址插入到SCCRQ的目的地址字段和其在第二网络上的自己的地址到SCCRQ的源地址字段中,并将SCCRQ重新发送到第二网络。 翻译器将从隧道端点接收隧道连接建立应答(SCCRP),并且将使用隧道端点的地址和来自SCCRP的隧道启动器的目的隧道标识符来找到匹配的动态表项。 翻译器将隧道发起者的地址从动态表条目插入到SCCRP的目的地址字段和第一个网络上的自己的地址到SCCRP的源地址字段中,并将SCCRP重新发送到第一个网络。 用于连接的转换器接收的后续隧道分组使用隧道发起者的隧道分组的地址和隧道标识符进行转换,以找到动态表项,将隧道端点的地址从动态表项插入到目的地址字段 的隧道报文,并重新发送隧道报文。