無信號衛星 的英文怎麼說

中文拼音 [wúxìnháowèixīng]
無信號衛星 英文
silent satellite
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 衛 : Ⅰ動詞（保衛） defend; guard; protect Ⅱ名詞1 （周朝國名） wei a state in the zhou dynasty2 （姓氏...
  • 星 : 名詞1 （夜晚天空中閃爍發光的天體） star 2 [天文學] （宇宙間能發射光或反射光的天體） heavenly body...
  1. Besides tt & c transponder, the power support for pico - satellite also covers cmos camera, data processing unit and energy subsystem, by connecting and charactization which, full course from modulation and demodulation of instruction data to feedback of image data, wireless long - range transmission and the feedback of sidetone signal could be achieved

    4 、整個衛星的電系統除了通信一體機外，還包括cmos相機和數據處理單元以及能源分系統。具備了這幾部分，對系統聯試，實現了從指令信號的調制解調和圖像信號的返回的全過程，並且可通過遠距離的無線傳輸。
  2. 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。
  3. Both the radiosonde and the ground station are equipped with antennae for reception of gps signals from at least 4 satellites ( figure 1 )

    在探測過程中，無線電探空儀和地面站均裝有gps天線，可接收最少4個衛星發出的信號。
  4. Is there an earth station, a base for relaying radio signals to and from artifical satellites and interplanetary sapcecraft, in your city

    你們城市有那種地球站嗎？就是作為中繼向人造衛星和星際飛行器發送的或中繼來自這些地方的無線電信號的地面基地？
  5. A scheme that to use digitalized catv signals in some inner areas while to use microwaves in some areas for where with no probability using the cable network, which is an extraordinary perfect transition measure, efficiency, economy and a shortcut, before the digital television terrestrial broadcasting standards come into practice

    廣播電視部門在地面廣播標準尚未出臺、直播衛星也未開通以前，採用有線電視的標準，利用有線電視數字電視信號，通過微波在有線網路之外進行無線補充覆蓋，高效、經濟、快捷，是一個非常理想的過渡辦法。
  6. Unlike satellite radio, which is a subscription - based service, the content on hd radio is free. consumers do need to purchase a special radio receiver to pick up the digital signal

    然後衛星廣播提供的是一種收費的訂閱服務，然後高清晰無線電是免費的。消費者只需要購買一種特殊的接收器來接收數字信號。
  7. 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。
  8. 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。
  9. One important feature of radio signals ’ is that the signals are easy to catch and to disturb. in order to disturb the radio signals, parameters, including code rate, modulation, protocol, protection methods and channel coding, about satellite ’ s signals should be known. so, it is possible to receive the data from satellites and obtain lots of information from it, and even to destroy the undesired information

    衛星通信系統的遙控遙測信息都是通過無線通道傳遞，而無線電信號的一個很重要的特性就是發射易被接收、易被干擾，實現干擾的前提是對衛星信號參數的極大了解，這包括明確信號的碼速率、調制方式、所用協議、保密措施及通道編碼等，因此，通過接收衛星數據以獲取大量的未知信息，甚至破壞掉對己的不利信息就成為可能。
  10. 8 as a satellite passes overhead, it sends out a radio signal that can be detected by a receiver in a car ' s computer

    衛星從高空經過時發出能被汽車上計算機里的接收器辨認的無線電信號。
  11. On the basis of the theory of software radio, this paper discusses how to design and develop a realtime digital signal processing system in graphic programming language on a universal hardware workbench of digital signal processing aiming at satellitic intermediate frequency signal

    本文論述了基於軟體無線電思想，在一個通用的數字信號處理硬體平臺上，針對衛星中頻信號，用美國國家儀器公司提供的開發虛擬儀器的labview平臺研製開發了一個實時的數字信號處理系統。
  12. By extracting the necessary information in the gps signal and merging with the satellite orbital data, the position of the radiosonde and hence the wind vector is calculated

    地面站接收到gps信號后會抽出所需資料，再加入有關衛星軌道的數據，便可計算出無線電探空儀的位置，從而計算出高空風向和風速。
  13. In the management of city transportation, navigation of satellite cannot meet the practical requirement because of shielding and interfering of satellite signal. therefore, map matching and dead - reckoning ( dr ) is used to assistant navigation. this combination is defined as gps / dr integrated navigation system, in which the map matching is used for correcting the orientation and distance errors of dr

    而在城市交通管理的應用中，由於衛星定位信號經常會受到建築物的遮擋和干擾，衛星定位無法滿足導航的實際要求，通常需用地圖匹配和航位推算器（ dead - reckoning ， dr ）的方法進行輔助導航，這種導航方式稱為組合導航系統，其中地圖匹配可用來修正dr的方向和距離的系統誤差，以便在衛星信號失鎖時，提高dr自主定位的精度。
  14. Sensors in your car tuned to radio signals from orbiting satellites can locate your car precisely at any moment and warn of traffic jams

    你汽車上與繞軌道運行的衛星發出的無線電信號調諧的傳感器能隨時精確地確定你汽車的方位，並告知交通阻塞情況。
  15. However, although gps can provide worldwide real - time positioning service, the fatal shortcoming is that the positioning precision can be reduced sharply owing to the weak satellite signal which is blocked by buildings and trees etc. fortunately, gsm / gprs network can work and provide positioning service can transmit the position messages to remote users or servers

    然而， gps定位雖然能實現全球范圍內的實時定位，但是對于gps來說，其很大的一個缺點是跟蹤衛星的信號常常由於建築物及樹木等的遮擋而使gps的定位精度大大降低，甚至無法進行正常的導航和定位。而基於gsm / gprs網路的位置服務恰恰能彌補gps定位的這一缺點，並且gsm / gprs網路能將位置信息傳送到遠端。
  16. Both broadcast television and satellite stations transmit programming via a radio signal ( see how radio works for information about radio broadcasting )

    廣播電視臺和衛星電視臺都是通過無線電信號發送節目（參見無線電廣播資料「無線電工作原理」 ） 。
  17. This project is on - line automatic recognition of the satellite signal modulation mode. it accomplishs a general signal analysis system based on the theory of softwareradio

    本項目對衛星信號的調制方式進行在線自動識別，依據軟體無線電的基本思想建立了一個通用信號分析平臺。
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