Controlling wireless access point handover and/or transmissions mode based on person proximity

    公开(公告)号:US10172055B2

    公开(公告)日:2019-01-01

    申请号:US15446115

    申请日:2017-03-01

    Abstract: An in-flight entertainment system including wireless access points (WAPs) spaced apart within an aircraft and connected to antennas, proximity sensors adjacent to the antennas, and a controller. The controller controls transmissions from WAPs of traffic in communication sessions. The controller performs operations that include receiving a proximity alert signal from a first proximity sensor indicating that a passenger is proximately located to a first antenna used by a first WAP for transmission of a communication session, and identifying a remedial action responsive to evaluating a rule based on the proximity alert signal and characteristics of the communication session. The operations include performing the remedial action as one of: 1) initiating handover of the communication session from the first WAP to a second WAP; and 2) initiating a change in transmission mode that will be used by the first WAP for continued transmission of the communication session.

    Controlling Wireless Access Point Handover And/Or Transmissions Mode Based On Person Proximity

    公开(公告)号:US20180255491A1

    公开(公告)日:2018-09-06

    申请号:US15446115

    申请日:2017-03-01

    CPC classification number: H04W36/08 H04W4/023 H04W4/046 H04W4/80 H04W84/12

    Abstract: An in-flight entertainment system including wireless access points (WAPs) spaced apart within an aircraft and connected to antennas, proximity sensors adjacent to the antennas, and a controller. The controller controls transmissions from WAPs of traffic in communication sessions. The controller performs operations that include receiving a proximity alert signal from a first proximity sensor indicating that a passenger is proximately located to a first antenna used by a first WAP for transmission of a communication session, and identifying a remedial action responsive to evaluating a rule based on the proximity alert signal and characteristics of the communication session. The operations include performing the remedial action as one of: 1) initiating handover of the communication session from the first WAP to a second WAP; and 2) initiating a change in transmission mode that will be used by the first WAP for continued transmission of the communication session.

    Method for determining a wrong synchronization of a receiver with a satellite, associated receiver and computer program product

    公开(公告)号:US20170227652A1

    公开(公告)日:2017-08-10

    申请号:US15427595

    申请日:2017-02-08

    Abstract: A method for determining a wrong synchronization of a receiver with a satellite, associated receiver and computer program product, is implemented after the acquisition phase and includes the following steps: generating first and second test signals; for each correlation interval, determining a first prompt correlator corresponding to the correlation value between the received signal and the first test signal, and a second prompt correlator corresponding to the correlation value between the received signal and the second test signal; determining first and second energy values corresponding to the energy of the first and second correlators, respectively; determining a wrong synchronization indicator based on the difference between the first and second energy values; and detecting a wrong synchronization based on this indicator.

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