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    • 1. 发明申请
    • Method and apparatus for scheduling data transmissions based on a traffic data pattern model
    • 基于交通数据模式模型来调度数据传输的方法和装置
    • US20070058557A1
    • 2007-03-15
    • US11300213
    • 2005-12-14
    • Angelo CuffaroHoward GoldbergMichel Desgagne
    • Angelo CuffaroHoward GoldbergMichel Desgagne
    • H04J1/16H04Q7/24
    • H04L43/087H04L47/10H04L47/14H04L47/2416H04L47/2458H04L47/283
    • A communication network includes at least two nodes which exchange data packets. The communication network further includes a processor and a data transmission scheduling unit. The processor monitors the data packets, collects and analyzes information contained in the data packets, and identifies a particular service based on the monitoring of the data packets and the analysis of the information contained in the data packets. The data transmission scheduling unit schedules the transmission of data packets exchanged between the nodes based on a predefined traffic data pattern model selected by the processor from a plurality of predefined traffic data pattern models which is most appropriate for the identified service. Alternatively, a neural network is used to identify the service and select the most appropriate traffic data pattern model used by the data transmission scheduling unit to schedule the transmission of the data packets.
    • 通信网络包括至少两个交换数据分组的节点。 通信网络还包括处理器和数据传输调度单元。 处理器监视数据包,收集和分析包含在数据包中的信息,并且基于对数据包的监视和对包含在数据包中的信息的分析来识别特定服务。 数据传输调度单元基于由处理器选择的预定交通数据模式模型来调度在节点之间交换的数据分组的传输,该多个预定义业务数据模式模型最适合所识别的业务。 或者,使用神经网络来识别服务并选择数据传输调度单元使用的最合适的业务数据模式模型来调度数据分组的传输。
    • 2. 发明授权
    • Method and apparatus for detecting base station transceivers malfunctions
    • 用于检测基站收发器故障的方法和装置
    • US06587686B1
    • 2003-07-01
    • US09459941
    • 1999-12-14
    • Angelo CuffaroMichel Desgagne
    • Angelo CuffaroMichel Desgagne
    • H04Q734
    • H04W24/00H04B17/19H04B17/309
    • The present invention is directed to method and apparatus for detecting base station (BS) transceivers malfunctions in a cellular telecommunications system. A Transceiver Malfunction Detector (TMD) receives and stores information related to the service performance of the BS transceivers and sorts the information on a per transceiver basis, for generating a service quality value for each transceiver. The TMD computes a service quality threshold value proportional to the average performance of the BS transceivers, and compares the service quality value of each monitored transceiver with the threshold, for determining the acceptability of the transceiver performance. The TMD also detects the cause of a malfunction in a transceiver, by assigning the frequencies used by an adequate transceiver to a transceiver suspected to be malfunctioning and by further monitoring the activity of the initially malfunctioning transceiver. When the transceiver persists malfunctioning after the frequency change, it is concluded that the malfunction is due to a hardware or software problem in the transceiver, while if the transceiver performance improves after the frequency change, it is concluded that the malfunction is due to a frequency interference.
    • 本发明涉及用于检测蜂窝电信系统中的基站(BS)收发信机故障的方法和装置。 收发器故障检测器(TMD)接收并存储与BS收发器的服务性能相关的信息,并且以每个收发机为基础对信息进行排序,以产生每个收发信机的服务质量值。 TMD计算与BS收发器的平均性能成比例的服务质量阈值,并将每个监控的收发器的服务质量值与阈值进行比较,以确定收发器性能的可接受性。 TMD还通过将适当的收发器使用的频率分配给怀疑发生故障的收发器,并通过进一步监视最初发生故障的收发器的活动,来检测收发器故障的原因。 当频率变化后收发器仍然存在故障时,得出结论,故障是由于收发器中的硬件或软件问题,而如果在频率变化后收发器性能提高,则得出结论,故障是由于频率 干扰。
    • 3. 发明授权
    • Method of selectively directing a mobile station to retry system access
in a radio telecommunication system
    • 选择性地指示移动台在无线电电信系统中重试系统接入的方法
    • US6081713A
    • 2000-06-27
    • US81481
    • 1998-05-18
    • Michel Desgagne
    • Michel Desgagne
    • H04W16/06H04W36/20H04Q7/20
    • H04W36/20H04W16/06
    • A method of reducing co-channel interference in a cellular telecommunication system having a congested serving cell, a plurality of neighbor cells controlled by a mobile switching center (MSC), and an accessing mobile station attempting to access the cellular system in the serving cell. The MSC fetches signal strength information from mobile stations camped on the serving cell's digital control channel (DCCH). The signal strength information includes received signal strengths at the camped mobile stations from the serving cell and the neighbor cells. The MSC then fetches signal strength information from busy mobile stations involved in on-going calls in the serving cell. For each busy and camped mobile station, the expected downlink signal strength from each neighbor cell is subtracted from the maximum downlink signal strength from the serving cell. The mobile station/neighbor cell combination with the numerically least difference causes the least co-channel interference when the identified mobile station is moved into the identified neighbor cell. If the identified mobile station is the accessing mobile station, the MSC redirects the accessing mobile station to access the cellular system in the identified neighbor cell. If the identified mobile station is a busy mobile station involved in a call, the MSC forces a handoff of the identified mobile station to the identified neighbor cell.
    • 一种减少具有拥塞服务小区的蜂窝电信系统中的同信道干扰的方法,由移动交换中心(MSC)控制的多个相邻小区,以及尝试接入服务小区中的蜂窝系统的接入移动台。 MSC从驻留在服务小区的数字控制信道(DCCH)上的移动台取出信号强度信息。 信号强度信息包括来自服务小区和相邻小区的驻留移动站处的接收信号强度。 然后,MSC从服务小区中正在进行的呼叫中涉及的繁忙的移动台取出信号强度信息。 对于每个忙碌和驻留的移动站,从服务小区的最大下行链路信号强度中减去来自每个相邻小区的预期下行链路信号强度。 当所识别的移动站移动到所识别的相邻小区时,具有数字最小差异的移动台/相邻小区组合导致最小的同信道干扰。 如果所识别的移动站是接入移动站,则MSC重定向接入移动台以访问所识别的邻居小区中的蜂窝系统。 如果所识别的移动台是涉及呼叫的繁忙的移动台,则MSC强制将所识别的移动台切换到所识别的相邻小区。
    • 4. 发明授权
    • Multi-full rate channel assignment for a cellular telephone system
    • 蜂窝电话系统的多全速率信道分配
    • US06295453B1
    • 2001-09-25
    • US09167752
    • 1998-10-07
    • Michel DesgagneMatthieu Lachance
    • Michel DesgagneMatthieu Lachance
    • H04Q720
    • H04W28/18H04W24/00H04W72/00H04W72/04H04W76/10
    • Cellular telephone systems may have to handle high rate data calls that utilize multiple full rate channels within a frequency. It is important to increase the availability of the system for these high rate data calls while maintaining the quality of the radio links within the cellular radio network. A first sort is performed to find full rate channels that meet a requested call service type below the operator allowed cost threshold related to the radio conditions. Using the previously sorted FR channels, a second sort is performed to find the multi-full rate channel combinations that meet a requested call service rate. The call is then assigned to the found channel combination with the lowest cost. Otherwise, the system reduces the requested service rate of the call and attempts to place the call into a multi-full rate channel combination channel again. If the call has reached the minimum acceptable service rate, the system reduces an existing high rate call, and attempts to place the call into a multi-full rate channel combination. Additional functionality allows the system to perform intra-cell or intra-frequency hand-offs.
    • 蜂窝电话系统可能必须处理在频率内利用多个全速率信道的高速率数据呼叫。 在维持蜂窝无线电网络内的无线电链路的质量的同时,增加用于这些高速率数据呼叫的系统的可用性是重要的。 执行第一类以查找满足与无线电条件相关的运营商允许成本阈值低于所请求的呼叫服务类型的全速率信道。 使用先前排序的FR信道,执行第二类以找到满足所请求的呼叫服务速率的多全速率信道组合。 然后将呼叫分配给具有最低成本的找到的信道组合。 否则,系统降低呼叫的请求服务速率,并尝试再次将呼叫置于多全速率信道组合信道中。 如果呼叫已经达到最小可接受的服务速率,则系统减少现有的高速率呼叫,并尝试将呼叫置于多速率信道组合中。 附加功能允许系统执行小区内或频率内切换。
    • 5. 发明授权
    • Preservation of cell borders at hand-off within a smart antenna cellular system
    • 在智能天线蜂窝系统内切断蜂窝边界的保护
    • US06259918B1
    • 2001-07-10
    • US09282114
    • 1999-03-31
    • Sylvain LabonteMichel DesgagnePat MinichielloGopichand Kongara
    • Sylvain LabonteMichel DesgagnePat MinichielloGopichand Kongara
    • H04Q720
    • H04W36/0083H04B7/0408H04W16/28
    • A cellular communications network includes a plurality of cells whose base stations have both sector and smart antenna capabilities. While engaged in a call, mobile station downlink signal strength measurements are made on its own serving traffic channel and the control channels of neighboring cells. These measurements are then adjusted by one or more factors which take into account the operational and physical differences between sector antenna and smart antenna. For example, the signal strength measurements may be appropriately adjusted by measured differences in gain between the smart antenna and sector antenna, output power backoff values associated with smart antenna and sector antenna support of the traffic channels in comparison to the control channels, and power control attenuation applied to the traffic channels. The resulting adjusted downlink signal strength measurements may then be compared against each other (as off-set by any imposed hysteresis value) to more precisely locate the mobile station and uniformly, predictably and accurately identify when it is appropriate to authorize a hand-off.
    • 蜂窝通信网络包括多个小区,其基站具有扇区和智能天线能力。 在进行呼叫时,在其自己的服务业务信道和相邻小区的控制信道上进行移动台下行链路信号强度测量。 然后通过考虑扇区天线和智能天线之间的操作和物理差异的一个或多个因素来调整这些测量。 例如,信号强度测量可以通过智能天线和扇区天线之间的增益的测量差异,与智能天线相关联的输出功率回退值和与控制信道相比的业务信道的扇区天线支持来适当地调整,以及功率控制 衰减应用于交通信道。 然后可以将所得到的经调整的下行链路信号强度测量值彼此进行比较(通过任何施加的滞后值进行偏移),以更准确地定位移动台站,并且统一地,可预测地和准确地识别何时适合授权越区切换。