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公开(公告)号:US20180020334A1
公开(公告)日:2018-01-18
申请号:US15644722
申请日:2017-07-07
申请人: ICOMERA AB
发明人: Mats KARLSSON , Peter EKLUND
CPC分类号: H04W4/42 , H04B7/0413 , H04L41/0806 , H04L41/12 , H04W4/029 , H04W4/46 , H04W4/48 , H04W8/183 , H04W8/26 , H04W40/12 , H04W48/18 , H04W84/005
摘要: A wireless communication system and method for a moving vehicle having a plurality of carriages is disclosed. The system includes a plurality of routers, each router being arranged in a separate carriage and each router being configured to receive and transmit wireless data communication to and from a stationary communication server outside said moving vehicle through at least one exterior mobile network via at least one antenna, wherein said at least one exterior mobile network provides at least one data link; receive and transmit data packets to and from at least one client onboard the moving vehicle; and communicate with every other router in said moving vehicle in order to receive and transmit data packets to and from said every other router, thereby forming an onboard router network.
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公开(公告)号:US20170163720A1
公开(公告)日:2017-06-08
申请号:US15363271
申请日:2016-11-29
申请人: ICOMERA AB
发明人: Martin BERGEK , Mats KARLSSON , Peter EKLUND
摘要: A method for wireless communication between a moving vehicle and remote servers through at least one external mobile network. A router in the moving vehicle is configured for receiving and transmitting wireless data to and from both an aggregation server, using aggregated communication over at least two separate links, and at least one other stationary communication server, using non-aggregated communication over a single link. The router is further accessible by a plurality of client devices onboard the moving vehicle. At least one selection rule is provided in the router for selecting whether to use aggregated or non-aggregated communication, and a determination is made, upon a request from a client device to communicate with one of said remote servers, whether one of the at least one rules applies; and if so selecting to use aggregated communication via the at least one other communication server for communication based on the determination.
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3.
公开(公告)号:US20170223592A1
公开(公告)日:2017-08-03
申请号:US15417836
申请日:2017-01-27
申请人: ICOMERA AB
发明人: Mats KARLSSON , Peter EKLUND
CPC分类号: H04W36/165 , H04W36/08 , H04W48/04 , H04W84/005 , H04W84/12 , H04W88/10 , Y02B70/00 , Y02D70/1222 , Y02D70/1262 , Y02D70/142 , Y02D70/146 , Y02D70/164 , Y02D70/168
摘要: A method and system for wireless communication with a mobile router in a moving vehicle, such as a train, and an external wireless network is disclosed. The external network includes a plurality of trackside base stations distributed along a path of travel. The method includes: determining the presence of a mobile router within the access area of a trackside base station, and when the presence of a mobile router has been determined: setting the power of the trackside base station to a high power mode; determining a direction of travel of the vehicle; setting the power of at least one trackside base station arranged in the forward direction of the base station for which the mobile router has been detected to a high power mode; and setting the power of at least one trackside base station arranged in the backward direction of the base station to a low power mode.
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公开(公告)号:US20220231819A1
公开(公告)日:2022-07-21
申请号:US17579318
申请日:2022-01-19
申请人: Icomera AB
发明人: Peter EKLUND
IPC分类号: H04L5/00
摘要: A wireless communication system for an evacuated tube transportation system, wherein the evacuated transportation system comprises a tube or tunnel which is at least partly evacuated to provide a low-pressure within the tube/tunnel, and a guiding structure to guide a moving capsule along the tube/tunnel. The wireless communication system comprises a plurality of base stations arranged on the inside of the tube/tunnel, distributed along the length of the tube/tunnel, and connected together in a backbone communication path, the communication path further being connected to an exterior network, enabling communication with at least one stationary communication server outside the tube/tunnel, and wherein the moving capsule comprises a router for communication with said base stations.
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5.
公开(公告)号:US20170222903A1
公开(公告)日:2017-08-03
申请号:US15417715
申请日:2017-01-27
申请人: ICOMERA AB
发明人: Mats KARLSSON , Peter EKLUND
IPC分类号: H04L12/26 , H04W72/08 , H04W4/02 , H04L12/721 , H04W72/04
摘要: A method and device for wireless communication between a mobile router in a moving vehicle, such as a train, and an external wireless network is disclosed. The external network includes a plurality of base stations distributed along a vehicle path of travel in compliance with a WLAN standard. The method includes: setting a current value for a timeout parameter within the WLAN standard to a default maximum value exceeding a maximum propagation time between neighboring base stations along the vehicle path; determining when at least one mobile router is within the range of a first base station; determining a roundtrip time for communication between the first base station and the mobile router of the mobile router being most distant from the first base station; setting, in case this roundtrip time is significantly lower than the current value, a new current value in dependence on the roundtrip time.
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公开(公告)号:US20200186237A1
公开(公告)日:2020-06-11
申请号:US16613166
申请日:2018-05-16
申请人: Icomera AB
发明人: Mats KARLSSON , Peter EKLUND , Joel BJURSTRÖM
摘要: A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system includes a router network connected to a plurality of antennas, wherein the router network is configured to transmit and receive wireless data communication to and from a stationary communication server outside said aircraft through at least one ground base station via said antennas. The router network includes a plurality of connectivity nodes being physically separated and distributed within the aircraft, the connectivity nodes being connected to each other via a bus, and each connectivity node including a control unit, at least one modem, and preferably a plurality of modems, and a connection to at least one of the antennas. Further, each antenna is connected only to one of the connectivity nodes.
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公开(公告)号:US20170164379A1
公开(公告)日:2017-06-08
申请号:US15362024
申请日:2016-11-28
申请人: ICOMERA AB
发明人: Mats KARLSSON , Peter EKLUND
IPC分类号: H04W72/10 , H04W72/04 , H04M7/00 , H04B1/3822 , H01Q1/24
CPC分类号: H04W72/10 , H01Q1/243 , H04B1/3822 , H04L47/20 , H04L47/2441 , H04M7/006 , H04W4/70 , H04W28/021 , H04W72/0446 , H04W72/0453 , H04W84/005
摘要: A method and system for wireless communication between a moving vehicle, such as a train, and a remote server through at least one external mobile network are disclosed. The communication system includes at least one router in the train for receiving and transmitting wireless data communication to and from a stationary communication server outside the train through at least one exterior mobile network via at least one antenna. The router includes a control unit configured to allocate bandwidth according to a predefined packet policy to streams of data packets which are matched to the predefined packet policies, providing for a very efficient bandwidth management in a wireless network within a train. Hereby, is easy to prioritize voice-over-IP (VOIP) and/or VPN traffic over video traffic.
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