radio-frequency range 中文意思是什麼

radio-frequency range 解釋
射頻波段
  • radio : n. 1. 無線電訊[電報，電話]；無線電，射電。2. 無線電廣播；無線電（廣播）臺。3. 收音機。vt. ,vi. 用無線電傳送[廣播]；（向…）作無線電廣播[傳送]；用X射線拍照；用鐳醫治。
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  • range : vt 1 排列；整理（頭發等）。2 使歸類[班、行、隊]；把…分類。3 〈用被動形或反身形〉加入，站住…的一邊...
  1. The radio spectrum ? the segment of the electromagnetic continuum containing waves in the radio - frequency range ? accommodates countless communications devices today

    無線電頻譜（一個連續的射電頻率范圍區段）容納了今日無數的通訊頻率。
  2. Electromagnetic compatibility and radio spectrum matters - meteorological aids met aids - radiosondes to be used in the 400, 15 mhz to 406 mhz frequency range with power levels ranging up to 200 mw - part 2 : harmonized en covering essential requirements under article 3. 2 of the r tte directive v1. 1. 1

    電磁兼容性和無線電頻譜情況.氣象輔助裝置.用於功率電平200 mw及以下的400 . 15 mhz到406 mhz頻帶的無線電高空測候器.第2部分:包括r tte指令3 . 2條款基本要求的協調的en
  3. Some valuable conclusions are summarized by theoretical analysis and simulation experiments : from the side of signal processing, pulse jamming can be deleted by the method of time - domain sliding window accumulation and can be restored by interpolative prediction. ; gauss white nose can be attenuated while jamming disperse point - target by the method of time - frequency analysis in time - frequency domain. ; radio frequency noise jamming can be deleted by the method of average range frequency spectrum and notching in frequency domain

    通過大量的理論分析和模擬實驗，得到了一批具有一定價值的結論：從信號處理的角度出發，對于脈沖式干擾，能夠運用時域滑動窗口積累的方法去掉，並且通過預測插值得到較好的恢復；對于高斯白噪聲干擾，在時頻變換域內應用時頻分析方法可減小其對分散點目標的干擾；對于射頻噪聲，通過平均距離頻頻法和頻域陷波的方法可以去掉；從改變合成孔徑雷達系統角度出發，類似雙基地雷達能夠避免各種干擾，對發射信號進行調幅，調相以及改變調頻斜率都是較好的抗干擾方法。
  4. Detail specification for cable assemblies for radio and tv receivers - frequency range 0 to 3000 mhz, iec 61169 - 24 connectors

    射頻和同軸電纜組件.無線電和電視接收機用0 - 3000mhz使用iec61169 - 24連接器的電纜組件詳細規范
  5. 18ghz tnc type radio - frequency connectors ; part 26 : r. f. coaxial connectors with screw coupling ; characteristic impedance 50 ohms ; frequency range 0 to 18 ghz type tnc 18 ghz

    射頻連接器.第26部分:有螺紋連接的射頻同軸連接器. 50特性阻抗.頻率范圍0 - 18hz
  6. Radio frequency and coaxial cable assemblies - detail specification for cable assemblies for radio and tv receivers - frequency range 0 to 1000 mhz, iec 61169 - 2 connectors

    射頻和同軸電纜組件.無線電和電視接收機用0 - 1000mhz使用iec 61169 - 2連接器的電纜組件詳細規范
  7. Radio frequency and coaxial cable assemblies - detail specification for cable assemblies for radio and tv receivers frequency range 0 to 3000 mhz, iec 61169 - 2 connectors

    射頻和同軸電纜組件.無線電和電視接收機用0 - 3000mhz使用iec 61169 - 2連接器的電纜組件的詳細規范
  8. Radio frequency and coaxial cable assemblies - part 2 - 4 : detail specification cable assemblies for radio and tv receivers - frequency range 0 to 3000 mhz, iec 61169 - 2 connectors

    射頻和同軸電纜組件.第2 - 4部分:無線電和電視接收機用0 - 3000mhz使用iec 60169 - 2連接器的電纜組件的詳細規范
  9. Radio frequency and coaxial cable assemblies - part 2 - 6 : detail specification for cable assemblies for radio and tv receivers frequency range 0 to 3000 mhz, iec 61169 - 24 connectors

    射頻和同軸電纜組件.第2 - 6部分:無線電和電視接收機用0 - 3000mhz使用iec60169 - 24連接器的電纜組件詳細規范
  10. Radio frequency and coaxial cable assemblies - part 2 - 5 : detail specification for cable assemblies for radio and tv receivers ; frequency range 0 to 1 000 mhz, iec 61169 - 2 connectors

    射頻和同軸電纜組件.第2 - 5部分:無線電和電視接收機用0 - 3000mhz使用iec 61169 - 2聯接器的電纜組件詳細規范
  11. Radio frequency and coaxial cable assemblies - part 2 - 5 : detail specification for cable assemblies for radio and tv receivers - frequency range 0 to 1000 mhz, iec 61169 - 2 connectors

    射頻和同軸電纜組件.第2 - 5部分:無線電和電視接收機用0 - 1000mhz使用iec 61169 - 2連接器的電纜組件詳細規范
  12. Electromagnetic compatibility and radio spectrum matters - radio equipment in the frequency range 9 khz to 315 khz for ultra low power active medical implants ulp - ami and accessories - part 1 : technical characteristics and test methods v1. 1. 1

    電磁兼容性和無線電頻譜情況.紫外線低能活性醫療植入物和附件用頻帶在9 khz到315 khz的無線電設備.第1部分:技術特性和試驗方法
  13. Electromagnetic compatibility and radio spectrum matters - radio equipment in the frequency range 9 khz to 315 khz for ultra low power active medical implants ulp - ami and accessories - part 2 : harmonized en covering essential requirements of article 3. 2 of the r tte directive v1. 1. 1

    電磁兼容性和無線電頻譜情況.超低功率活性醫用植入物和附件用頻率范圍在9 khz到315 khz的無線電設備.第2部分:包括r tte指令3 . 2條款基本要求的協調en
  14. Method of measurement of the suppression characteristics of passive radio interference filters and suppression components over the frequency range of 10khz to 30mhz

    10khz - 30mhz無源無線電干擾濾波器和抑制元件抑制特性的測量方法
  15. By using a new optical input power level detection and signal treatment method to control the gain of the receiver and keep its output level within the required range, a novel feedforward agc optical receiver without radio frequency feedback circuits is realized

    我們採用一種入射光功率電平檢測與處理的新方法，對模擬光接收機的增益進行控制，將接收機輸出電平控制在要求的范圍內，實現了一種新型的無射頻反饋電路的自動增益控制光接收機。
  16. 300 mhz 3 ghz human exposure to radio frequency fields from hand - held and body - mounted wireless communication devices - human models, instrumentation, and procedures - part 1 : procedure to determine the specific absorption rate for hand - held devices used in close proximity to the ear frequency range of 300 mhz to 3 ghz

    人暴露于手持和車載無線通信設備產生的射頻場.人體模型儀器和規程.第1部分:緊貼耳朵使用的手持設備
  17. Standard for methods of measurement of radio frequency power line interference filter in the range of 100 hz to 10 ghz

    100赫茲到10千兆赫范圍內射頻電力線路抗干擾濾波器的測量方法標準
  18. The paper gives the structure block diagrams, main technology parameters and their choice. the radio frequency link and range precision is analyzed and calculated in detail

    給出了射頻通道各部分組成框圖、系統的主要技術指標及各參數選取的考慮。
  19. As an automatic data - capture technology, radio frequency identification rfid is already finding a wide range of applications in hong kong, including areas such as accesscontrol, automatic payment and animal tagging

    射頻識別rfid作為自動數據採集技術，已於香港廣泛應用，范圍包括保安自動付款和動物標識。
  20. As an automatic data - capture technology, radio frequency identification ( rfid ) is already finding a wide range of applications in hong kong, including areas such as accesscontrol, automatic payment and animal tagging

    射頻識別（ rfid ）作為自動數據採集技術，已於香港廣泛應用，范圍包括保安、自動付款和動物標識。
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