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    • 3. 发明申请
    • PACKET RADIO SYSTEM AND METHODS FOR A PROTOCOL-INDEPENDENT ROUTING OF A DATA PACKET IN PACKET RADIO NETWORKS
    • 分组无线电系统和方法,用于分组无线电网络中数据分组的协议独立路由
    • WO1996021983A1
    • 1996-07-18
    • PCT/FI1996000019
    • 1996-01-08
    • NOKIA TELECOMMUNICATIONS OYAHOPELTO, Juha-PekkaKARI, Hannu, H.
    • NOKIA TELECOMMUNICATIONS OY
    • H04L12/56
    • H04L12/66H04W76/12H04W88/16H04W92/02H04W92/24
    • The present invention relates to a protocol-independent routing of data packets between a mobile station of a packet radio network and a party (Host) connected to an external network. In the invention, a data packet of an extraneous protocol (IPX) is transferred through a packet radio network using a second protocol (X.25) as encapsulated in a data packet according to the second protocol. The transferring packet radio network does not thus need to understand the protocol of the transferred extraneous data packet or to be able to interpret the contents of the data packet. A data packet network is connected to other packet radio networks, data networks or the backbone network between packet data networks via a gateway node (GPRS GSN), which uses the network-internal protocol (X.25) towards the dedicated packet network and the protocol of each network towards other networks. When a data packet is transferred via a gateway node from a network into another network, the data packet is encapsulated in a packet according to the protocol of the new network. When the encapsulated data packet arrives in a node which supports the protocol of the encapsulated data packet, the encapsulation is stripped away and the data packet is routed forward according to the protocol of the data packet.
    • 本发明涉及数据分组在分组无线电网络的移动台和连接到外部网络的方(主机)之间的协议无关的路由。 在本发明中,通过根据第二协议封装在数据分组中的第二协议(X.25),通过分组无线电网络传送无关协议(IPX)的数据分组。 转移分组无线电网络不需要理解所传输的无关数据分组的协议或能够解释数据分组的内容。 数据分组网络经由网关节点(GPRS GSN)与分组数据网络之间的其他分组无线电网络,数据网络或骨干网络连接,网关节点(GPRS GSN)使用网络内部协议(X.25)朝向专用分组网络, 每个网络向其他网络的协议。 当数据包通过网关节点从网络传输到另一个网络时,根据新网络的协议将数据包封装在一个数据包中。 当封装的数据包到达支持封装数据包协议的节点时,封装被剥离,数据包根据数据包的协议向前发送。
    • 4. 发明申请
    • METHOD FOR SUPPRESSION OF INTERFERENCES AND DETECTOR CONSTRUCTION FOR MEASURING SIGNALS FROM THE SURFACE OF SOLID SUBSTANCE
    • 用于抑制固体表面测量信号的干扰和检测器结构的方法
    • WO1994025835A1
    • 1994-11-10
    • PCT/FI1994000165
    • 1994-04-28
    • KALLIO, Kari, Hannu
    • G01H01/00
    • H04R1/46G01H1/00G10K11/178G10K2210/103G10K2210/108G10K2210/3224G10K2210/509
    • The invention relates to an interference suppressing method and a detector construction for measuring a signal from the surface ofa solid substance. In the system of the invention, passive and active interference suppressions are effectively combined. The detector construction includes a first microphone (1) for measuring both the useful signal and the interference signal and a similar other microphone (2) for measuring only the interference signal. The first and second microphones (1, 2) are placed inside a shield shell (7, 8) which passively suppresses the interference signal, at a mutual distance corresponding at maximum to 0.1 times the wavelength of the maximum frequency to be compensated, the passively-suppressed interference signal being coupled to each microphone (1, 2) in almost identical form. In front of both microphones there are chambers (3, 4), separate from each other, their volumes being the same, and the backs of the microphones being in acoustic contact with each other (5). Thus the identical coupling of the interference signal to the microphones is further promoted. Thin pressure-leveling holes (10) leading to the chambers (3, 4) reduce low-frequency pressure variations caused by the target of the measuring. In a simple embodiment the signal of the second microphone (2) is directly subtracted from the signal of the first microphone (1).
    • 本发明涉及一种用于测量来自固体物质表面的信号的干扰抑制方法和检测器结构。 在本发明的系统中,被动和主动干扰抑制被有效地组合。 检测器结构包括用于测量有用信号和干扰信号的第一麦克风(1)和用于仅测量干扰信号的类似的其它麦克风(2)。 第一和第二麦克风(1,2)放置在屏蔽外壳(7,8)内,被动地抑制干扰信号,该距离对应于待补偿的最大频率波长的最大至0.1倍的相互距离,被动地 抑制的干扰信号以几乎相同的形式耦合到每个麦克风(1,2)。 在两个麦克风的前面有一个彼此分开的腔室(3,4),它们的体积相同,并且麦克风的背部彼此声学接触(5)。 因此,进一步促进干扰信号与麦克风的相同耦合。 通向腔室(3,4)的薄压力调平孔(10)降低了由测量目标引起的低频压力变化。 在简单的实施例中,第二麦克风(2)的信号被直接从第一麦克风(1)的信号中减去。
    • 8. 发明申请
    • PACKET RADIO SYSTEM, AND A TERMINAL EQUIPMENT FOR A PACKET RADIO SYSTEM
    • 分组无线电系统和用于分组无线电系统的终端设备
    • WO9621984A2
    • 1996-07-18
    • PCT/FI9600020
    • 1996-01-08
    • NOKIA TELECOMMUNICATIONS OYHAEMAELAEINEN JARIKARI HANNU HKARPPANEN ARTO
    • HAEMAELAEINEN JARIKARI HANNU HKARPPANEN ARTO
    • H04L12/56H04L29/06H04W76/04H04W88/16H04W92/02
    • H04L69/169H04L29/06H04L69/16H04L69/168H04L2212/00H04W76/04H04W88/16H04W92/02
    • A packet radio system encapsulates data packets of external data networks by a point-to-point protocol PPP (Fig. 4A, 4B), and passes them through one or more sub-networks to a point which supports the protocol of the encapsulated data packet. In addition, a special radio link protocol of the packet radio network is required on the radio interface between a mobile data terminal equipment and a support node. PPP packets are encapsulated in data packets of said radio link protocol. The disadvantage of the arrangement is that the data packets of both the PPP protocol and the radio link protocol contain protocol-specific control fields, which reduces the transmission capacity of user information. Therefore, a PPP packet is compressed (Fig. 4C) before the encapsulation (Fig. 4D) by removing therefrom the unnecessary control fields. After having been transferred over the radio interface, the PPP packet is decompressed into its original format (Fig. 4F, 4G).
    • 分组无线电系统通过点对点协议PPP封装外部数据网络的数据分组(图4A,4B),并将它们通过一个或多个子网络传递到支持封装数据分组协议的点 。 此外,在移动数据终端设备和支持节点之间的无线电接口上需要分组无线电网络的特殊无线电链路协议。 PPP数据包被封装在所述无线电链路协议的数据分组中。 这种安排的缺点是PPP协议和无线链路协议的数据包都包含协议特定的控制字段,这降低了用户信息的传输容量。 因此,通过从其中移除不必要的控制字段,在封装之前(图4C)压缩PPP分组(图4C)。 在通过无线电接口传输之后,PPP数据包被解压缩成其原始格式(图4F,4G)。
    • 9. 发明申请
    • METHODS AND ARRANGEMENTS FOR PROVIDING EFFICIENT INFORMATION TRANSFER OVER A LIMITED SPEED COMMUNICATIONS LINK
    • 提供有效速度通信链路的有效信息传输的方法和安排
    • WO2002078291A1
    • 2002-10-03
    • PCT/FI2002/000253
    • 2002-03-26
    • FIRST HOP OYKUSTOV, AndreiAUVINEN, OlliHÄMÄLÄINEN, MikkoKARI, HannuKHACHTCHANSKI, VictorKOPONEN, JuhaMALLAT, HannuRÄSÄNEN, Juhana
    • KUSTOV, AndreiAUVINEN, OlliHÄMÄLÄINEN, MikkoKARI, HannuKHACHTCHANSKI, VictorKOPONEN, JuhaMALLAT, HannuRÄSÄNEN, Juhana
    • H04L29/06
    • H04L67/06H04L29/06H04L63/0428H04L67/02H04L67/28H04L67/2838H04L67/2847H04L67/2852H04L67/289H04L69/08H04L69/329
    • Methods and arrangements are disclosed for transferring digital data over a limited speed communications link between a client side subarrangement (401) and a server side subarrangement (402). Within the client side subarrangement (401) a client application (411, 502) receives and transmits digital data using a first communications protocol stack (412, 503, 504, 505) and within the server side subarrangement (402) a server application (426, 572) receives and transmits digital data using the first communications protocol stack (425, 573, 574, 575). Digital data is transferred between the client application (411, 502) and the server application (426, 572) through a client proxy (511) within the client side subarrangement (401) and an access gateway (551) within the server side subarrangement (402). Said client proxy (511) performs protocol conversions between the first communications protocol stack (412, 503, 504, 505) and a second communications protocol stack (415, 521, 522, 523, 524, 525, 526) that corresponds to a bandwidth efficiency that is better than a bandwidth efficiency to which the first communications protocol corresponds. Said access gateway (551) performs protocol conversions between the first (425, 573, 574, 575) and second communications protocol stacks (422, 553, 554, 555, 556, 557, 558) so that between said client proxy (511) and said access gateway (551) digital data are transferred according to the second communications protocol stack.
    • 公开了用于通过客户端子布置(401)和服务器端子安排(402)之间的有限速度的通信链路传送数字数据的方法和装置。 客户机应用程序(411,502)在客户端子组件(401)内接收和发送使用第一通信协议栈(412,503,504,505)的数字数据,并且在服务器端子组件(402)内接收服务器应用程序(426) ,572)使用第一通信协议栈(425,573,574,575)接收和发送数字数据。 数字数据在客户端应用程序(411,502)和服务器应用程序(426,552)之间通过客户机侧子安排(401)内的客户端代理(511)和服务器端子安排内的访问网关(551) 402)。 所述客户端代理(511)执行第一通信协议栈(412,503,504,505)与对应于带宽的第二通信协议栈(415,521,522,523,524,525,526)之间的协议转换 效率优于第一通信协议对应的带宽效率。 所述接入网关(551)在第一(425,573,574,575)和第二通信协议栈(422,553,554,555,556,557,558)之间执行协议转换,使得在所述客户端代理(511) 并且所述接入网关(551)根据第二通信协议栈传送数字数据。
    • 10. 发明申请
    • CHANNEL ALLOCATION METHOD FOR A PACKET NETWORK
    • 分组网络的信道分配方法
    • WO1997048249A1
    • 1997-12-18
    • PCT/FI1997000347
    • 1997-06-03
    • NOKIA TELECOMMUNICATIONS OYKARI, Hannu, H.
    • NOKIA TELECOMMUNICATIONS OY
    • H04Q07/38
    • H04W72/0446H04J3/1647H04J3/1682
    • A method for allocating a data transmission channel/sub-channel in a telecommunication network. A network includes a telecommunication controller (BTS) and several terminal equipments (MS). The transmission channel is divided into one or more time slots, each of which comprises one or more sub-channels. One or more time slots or sub-channels can be used as a control channel that is further divided into one or more control sub-channels. The terminal equipments (MS) send data in data packets at least on one sub-channel. The telecommunication controller (BTS) sends to the terminal equipments (MS) information about control sub-channels and their allocation situation. Different priorities (P1 to P4) are assigned to the data packets to be sent and to the control sub-channels. On the basis of the priority of the data packet to be sent and the priority of the control sub-channels, each terminal equipment (MS) determines the moments when it may send a channel request.
    • 一种用于在电信网络中分配数据传输信道/子信道的方法。 网络包括电信控制器(BTS)和多个终端设备(MS)。 传输信道被分成一个或多个时隙,每个时隙包括一个或多个子信道。 一个或多个时隙或子信道可以用作进一步分为一个或多个控制子信道的控制信道。 终端设备(MS)至少在一个子信道上发送数据包中的数据。 电信控制器(BTS)向终端设备(MS)发送关于控制子信道及其分配情况的信息。 不同的优先级(P1到P4)被分配给要发送的数据包和控制子信道。 基于要发送的数据分组的优先级和控制子信道的优先级,每个终端设备(MS)确定发送信道请求时的时刻。