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    • 5. 发明申请
    • USE OF TERRESTRIAL CHANNELS TO AUGMENT SATELLITE CHANNELS FOR LOW LATENCY TRAFFIC
    • 使用地面通道进行低端通行的卫星通道
    • WO2008077061A2
    • 2008-06-26
    • PCT/US2007/087978
    • 2007-12-18
    • VIASAT, INC.HART, Steven
    • HART, Steven
    • H04B7/185
    • H04B7/18584H04B7/18591H04B7/18595
    • Methods, systems, and devices are described for intelligently routing network data in satellite communication networks based on parametric sensitivities. Some embodiments of the invention provide methods, systems, and devices for routing data based on the latency-sensitivity of the data and multiple networks in a network environment. Some of these embodiments also provide for voice-over-internet-protocol capabilities to provide a network environment which allows for high throughput and low physical latency, without tying up a phone line. Other embodiments of the invention provide methods, systems, and devices for routing data based on the parametric-sensitivity of the data and multiple networks in a network environment.
    • 描述了基于参数灵敏度智能地在卫星通信网络中路由网络数据的方法,系统和设备。 本发明的一些实施例提供了用于基于网络环境中的数据和多个网络的等待时间敏感性来路由数据的方法,系统和设备。 这些实施例中的一些还提供了互联网语音协议能力,以提供允许高吞吐量和低物理延迟而不绑定电话线的网络环境。 本发明的其他实施例提供了用于基于网络环境中的数据和多个网络的参数敏感度来路由数据的方法,系统和设备。
    • 6. 发明申请
    • METHOD FOR CHANNEL CONGESTION MANAGEMENT
    • 通道控制管理方法
    • WO2005057374A3
    • 2006-10-26
    • PCT/US2004041342
    • 2004-11-23
    • VIASAT INCHART STEVEN RMILLER MARK J
    • HART STEVEN RMILLER MARK J
    • G06F15/16G06F20060101H04L12/56
    • H04L47/10H04L47/12H04L47/13H04L47/25
    • A method for managing data traffic in a multiple-user multiple simultaneous access environment using a channel load estimate calculation (32). The estimate or estimates are used to calculate a congestion threshold (CT) and to select a current congestion threshold (24) broadcast to all potential users. An experiment is performed (142) by users comparing that congestion threshold value and a random number to determine if a packet is eligible to be transmitted, thus throttling the random transmission of packets so that the transmitted load from the terminal has a rate of packet transmission that is less than the congestion threshold times the offered load (from the user), where the congestion threshold value is related to the probability of a globally successful transmission of a number of simultaneously transmitted packets. A quality of service (QOS) factor may also throttle the transmitted load.
    • 一种用于使用信道负载估计计算(32)来管理多用户多个同时访问环境中的数据业务的方法。 估计或估计用于计算拥塞阈值(CT)并选择向所有潜在用户广播的当前拥塞阈值(24)。 通过用户比较该拥塞阈值和随机数进行实验(142),以确定分组是否有资格发送,从而节制分组的随机传输,使得来自终端的传输负载具有分组传输速率 小于拥塞阈值乘以所提供的负载(来自用户),其中拥塞阈值与全球成功传输多个同时发送的分组的概率相关。 服务质量(QOS)因素也可能会影响传输的负载。
    • 7. 发明申请
    • IMPROVED SPOT BEAM SATELLITE SYSTEMS
    • 改进的点波束卫星系统
    • WO2008108885A3
    • 2009-03-19
    • PCT/US2007079567
    • 2007-09-26
    • VIASAT INCDANKBERG MARK DMILLER MARK JHART STEVEN RJASKA KRISTI ANNWILSON ROBERT
    • DANKBERG MARK DMILLER MARK JHART STEVEN RJASKA KRISTI ANNWILSON ROBERT
    • H04B7/185
    • H04B7/18513H04B7/18543H04B7/18582
    • A method is presented for transmitting data in a satellite system having multiple spot beams comprising (1) sending a broadband signal in a forward direction from a gateway terminal to a communications satellite for relay to at least one subscriber terminal, (2) receiving the broadband signal at the communications satellite, wherein the communications satellite comprises a bent pipe repeater having a plurality of satellite-based transmission amplifiers, (3) using one of the plurality of satellite-based transmission amplifiers to amplify the broadband signal and no other broadband signal from the gateway terminal, to produce an amplified broadband signal, (4) sending the amplified broadband signal as one of a plurality of service spot beams to the at least one subscriber terminal, and (5) receiving and retrieving data from the amplified broadband signal at the at least one subscriber terminal.
    • 提出了一种用于在具有多个点波束的卫星系统中发送数据的方法,包括:(1)从网关终端向通信卫星发送前向宽带信号,用于中继到至少一个用户终端;(2)接收宽带 信号,其中所述通信卫星包括具有多个基于卫星的传输放大器的弯管中继器,(3)使用所述多个基于卫星的传输放大器中的一个放大所述宽带信号,并且没有其他宽带信号 网关终端产生放大的宽带信号,(4)将放大的宽带信号作为多个服务点波束之一发送到至少一个用户终端,以及(5)从放大的宽带信号中接收和检索数据 所述至少一个用户终端。
    • 8. 发明申请
    • MULTI-SERVICE PROVIDER AUTHENTICATION
    • 多服务提供者认证
    • WO2008091410A2
    • 2008-07-31
    • PCT/US2007/079561
    • 2007-09-26
    • VIASAT, INC.LIN, George Chia-FanHART, Steven, R.JOHNSON, Corey, Ryan
    • LIN, George Chia-FanHART, Steven, R.JOHNSON, Corey, Ryan
    • H04L63/10H04B7/18593H04L63/08H04L63/126H04L63/1441
    • Network access providers implement interactive procedures and subscriber terminals employ embedded secure authentication structures and procedures to ensure that a satellite modem at the subscriber terminal accurately verifies the identity of a satellite modem terminal system at the location of the network access provider gateway facility during the satellite modem initialization process so that the satellite modem will only attempt to acquire satellite resource from the appropriate (authenticated and authorized) satellite modem termination system. In a virtual downstream channel environment, diverse downstream channel feeds are distinguished by authentication procedures. The present invention differs from standard theft of service prevention because theft of subscriber prevention is in a virtual channel environment, where subscriber terminals have access to a plurality of virtual channels by the nature of the signal.
    • 网络接入提供商实现交互式过程,用户终端采用嵌入式安全认证结构和过程,以确保用户终端的卫星调制解调器在卫星调制解调器期间准确地验证卫星调制解调器终端系统在网络接入提供商网关设施位置的身份 卫星调制解调器将只尝试从适当(认证和授权的)卫星调制解调器终端系统获取卫星资源。 在虚拟下游信道环境中,通过认证过程区分不同的下行信道馈送。 本发明不同于标准的防止服务窃取,因为用户预防的盗窃在虚拟信道环境中,其中用户终端可以通过信号的性质访问多个虚拟信道。