Method for observing a region of the earth's surface, notably located at high latitudes; ground station and satellite system for implementing this method
    1.
    发明申请
    Method for observing a region of the earth's surface, notably located at high latitudes; ground station and satellite system for implementing this method 审中-公开
    观察地球表面特别是位于高纬度地区的方法; 地面站和卫星系统实施这种方法

    公开(公告)号:US20160006950A1

    公开(公告)日:2016-01-07

    申请号:US14790843

    申请日:2015-07-02

    Applicant: THALES

    Abstract: A method for observing a region of the Earth's surface, called region of interest, implementing a plurality of satellites spaced apart along at least one non-stationary orbit, the method comprises: the acquisition, by at least two of the satellites, during a same passage over the region of interest and in successive acquisition periods, of a plurality of images of the Earth's surface, called partial images, each covering a portion of the region of interest; and the obtaining of an image covering all of the region of interest by the merging of at least two partial images, exhibiting a predefined time shift between their acquisition periods, for each of the at least two satellites. A satellite system for observing a region of the Earth's surface for the implementation of such a method, and ground segment belonging to such a system is provided.

    Abstract translation: 一种用于观测被称为感兴趣区域的地球表面区域,其实现沿着至少一个非固定轨道间隔开的多个卫星,所述方法包括:通过至少两颗卫星在相同的状态下获取 在感兴趣区域和连续采集周期中通过地球表面的多个图像,称为部分图像,每个图像覆盖感兴趣区域的一部分; 以及通过合并至少两个部分图像来获得覆盖所有感兴趣区域的图像,对于所述至少两个卫星中的每一个,在其采集周期之间呈现预定的时间偏移。 提供了一种用于观测地球表面区域以实施这种方法的卫星系统,以及属于这种系统的地面部分。

    RELAY PLATFORM FOR COMMUNICATING TELEMETRY DATA FROM ONE OR MORE MOVING OBSERVATION SATELLITE(S) TO THE GROUND

    公开(公告)号:US20200076495A1

    公开(公告)日:2020-03-05

    申请号:US16467959

    申请日:2017-10-12

    Applicant: THALES

    Abstract: A relay platform for communicating telemetry data from one or more moving observation satellite(s) to the ground is provided. The relay platform for communicating from a space observation system, installed on board an aircraft moving above the clouds, comprises a first reception interface for demodulating telemetry data from at least one moving observation satellite, a second transmission interface for modulating and transmitting the data received to at least one destination ground station. The relay platform comprises a first descending two-level decryption/encryption chain for the telemetry data returned from at least one moving observation satellite(s) to the destination ground station(s).

    SPACE SYSTEM
    3.
    发明申请
    SPACE SYSTEM 审中-公开

    公开(公告)号:US20180186477A1

    公开(公告)日:2018-07-05

    申请号:US15855697

    申请日:2017-12-27

    Applicant: THALES

    Abstract: A space system comprises two main satellites each describing a distinct elliptical orbit around the Earth, each of the two orbits being such that the space system makes it possible to provide a permanent or continuous service over at most a terrestrial zone comprising a polar cap and a region of different latitude over an interval of longitudes.

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