satellite signals 中文意思是什麼

satellite signals 解釋
衛星訊號
  • satellite : n 1 【天文學】衛星；人造衛星；〈比喻〉衛星國。2 隨從，幫閑者，食客。3 【生物學】隨體（指染色體）...
  • signals : 信號
  1. The satellite altimetry has developed as a kind of important space geodetic technique since 1970s. the return signals from ocean regions can provide all - weather height information above the sea level repeatedly and accurately. the satellite altimetry has now not only impacted strongly on the field of oceanography and geophysics, but also changed greatly the fact of geodesy

    衛星測高作為二十世紀七十年代發展起來的一項空間測量技術，能在全球范圍內全天候、多次重復、準確地提供海洋表面到衛星距離的觀測值，在地球物理學領域和大地測量領域有廣泛的應用。
  2. Autonomous formation flyer technology developed by jpl is used three receiving antennas and one transmitting antenna are installed on each satellite each of satellites can transmit analog gps signal but more accuracy. the multiple receiving antennas on the every satellite are capable of acquiring precise pesudorange and carrier phase signals transmitted by other satellite and compose of a kind of onboard augment gps system

    在文中，利用jpl提出的自主編隊飛行技術aff ，在每個編隊衛星上安裝一個發射天線和三個接收天線，每一個發射天線可以發射類似於gps的高精度偽距和載波信號，與其它衛星上的多個接收天線構成星載擴展gps系統。
  3. A transmitting or receiving aerial shaped as a dish ; used to receive signals from a communications satellite

    一種形似碟子的發射或接收天線，用於接收來自通信衛星的信號。
  4. Gps receivers belong to the user equipment, mainly used to receive satellite signals and telegraphese, measure the distance from receiver to the satellites by the wireless signals, compute the position and speed of satellites by telegraphese, then compute the position and speed of user

    Gps衛星接收機屬于衛星導航定位系統中的用戶設備，主要用於接收衛星信號和電文，由無線電信號測定用戶至衛星的距離，或多普勒頻移等觀測量;根據導航電文，計算觀測衛星的位置和速度，根據觀測量和衛星的位置、速度，解算出用戶的位置和速度。
  5. Satellite master antenna television ( smatv ) - a satellite dish system used to deliver signals to multiple dwelling units ( e. g. apartment buildings and trailer parks )

    衛星主天線電視-用來將節目信號傳送給建築物中多個接收器的衛星圓盤系統。建築物中多個接收器是指公寓樓中各家各戶都有從同一衛星圓盤接受節目信號的插頭。
  6. The satellite landed on the planet of venus by venusian scientists has been sending back signals as well as photographs ever since

    被研究金星的科學家們發射到金星的衛星，自從在金星著陸以來一直在往回發送信號和照片。
  7. For the first time venusian scientists managed to land a satellite on the planet earth, and it has been sending back signals as well as photographs ever since

    金星上的科學家首次把一顆衛星成功地送上了地球，此後衛星便不斷地發回信號和照片。
  8. Satellite radio signals are broadcast to earth by powerful transmitters circling in geosynchronous orbit rather than from conventional radio towers on the ground

    衛星廣播訊號是透過同步衛星上的強力發射器傳送到地球上，而非利用地面上的傳統廣播電塔。
  9. Ncaps is a novel satellite navigation system presented by scientists of cas recently, which is based on the prin ciple that the land control station transmits the navigation signals via communication satellites, other than special navigation satellites, to the ncaps receivers, in which the received signals are processed to obtain its detailed positioning information

    空基導航系統代表有美國的gps和俄國的glonass衛星導航系統。 ncaps系統是我國科學家最近提出的一種新的衛星導航系統。其主要原理是：地面控制站利用通信衛星（而不是專用的導航衛星）轉發導航電文給接收機，接收機利用導航電文解算出本地位置。
  10. Satellite radio also sends its signals digitally

    衛星收音機接收的也是數字信號。
  11. Considering the fact that the analog system is not so good as the digital system on the respect of variation of bandwidths and on the respect of switch between different bandwidths. this paper proposes to adopt the dds ( direct digital synthesis ) technique that produces chirp signals of different bandwidths to improve the situation of losing tracks for the ocean satellite altitude indicator in measuring coarse surfaces

    現在的雷達基本上採用模擬系統產生線性調頻信號，由於模擬系統在帶寬變化方面和不同帶寬間切換方面不如數字系統，本文採用dds （ directdigitalsynthesis ）技術產生不同帶寬的線性調頻信號以改善海洋衛星高度計在測量粗糙表面時存在的失鎖現象。
  12. The satellite signals indicated that two turtles travelled to hainan island and one to okinawa, japan

    衛星訊號顯示其中兩只綠海龜漂游至海南島，另一隻則游向日本的沖繩島。
  13. This is found by observing the doppler shift in the frequency of the radio signals broadcast from the satellite.

    這是通過觀測衛星所發射的無線電信號頻率中多普勒偏移來確定的。
  14. Indispensable for high quality optical carrier signal reception in a large dynamic range, agc analog optical receivers are widely used in the optical transmission of radio and microwave signals, such as fiber catv, direct broadcast satellite tv, wireless communication and radar

    摘要自動增益控制模擬光接收機廣泛應用於光纖有線電視、光纖直播衛星電視、無線通訊及雷達等射頻微波信號光傳輸，是實現大動態范圍光載波信號高質量接收必不可少的一項技術。
  15. Simulation of synchronization algorithm of satellite p - code signals for gps

    碼信號同步演算法的模擬研究
  16. These systems operate on a wide variety of continuous time signals, which include speech, medical imaging, sonar, radar, electronic warfare, instrumentation, consumer electronics and telecommunications systems ( terrestrial and satellite ). one of the key to the success of these systems has been advances in the development of the font end of the electronic systems - analog - to - digital converters ( a / d ) which converter the continuous - time stimuli signals to discrete - time binary - coded form

    這些系統可廣泛地應用於處理連續時間信號，包括語音、醫學成像、聲、雷達、電子對戰、儀器、消費電器、遠程通訊（地面和衛星）等，而這些系統成功的關鍵因素之一就是電子系統的前端部件? ? a d取得了長足的進步（ a d把連續時間信號轉換成離散時間、二進制編碼的數字信號，便於后級精確的數字信號處理） 。
  17. Direct broadcast satellite ( dbs ) / dth - service that transmits satellite signals directly to a home, typically through a viewer ' s receiving dish. also called dth for direct - to - home

    直播衛星-通過接收者的圓盤天線，直接從衛星把信號傳送到戶的衛星服務，也稱為直接入戶電視。
  18. Hong kong provides dedicated relay services for multinational companies, international press agencies and tv channels to downlink or uplink their satellite signals over the asia pacific region

    香港為跨國公司、國際通訊社及電視臺提供專用轉播服務，為他們在亞太地區上傳及下傳其衛星訊號。
  19. The hong kong observatory operates a meteorological satellite ground reception system to receive high - resolution satellite signals from the geostationary meteorological satellite launched by japan. located above the longitude of 140 e, the gms surveys the eastern hemisphere every hour

    天文臺利用一套氣象衛星地面接收系統接收由日本發射的地球同步氣象衛星gms的高解析度圖像，該衛星在東經140度上空運行，每小時探測東半球一次。
  20. The hong kong observatory operates a meteorological satellite ground reception system to receive high - resolution satellite signals from the geostationary meteorological satellite ( gms ) launched by japan. located above the longitude of 140 e, the gms surveys the eastern hemisphere every hour

    天文臺利用一套氣象衛星地面接收系統接收由日本發射的地球同步氣象衛星（ gms ）的高解析度圖像，該衛星在東經140度上空運行，每小時探測東半球一次。
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