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frequency band 【無線電】頻帶,波段。

frequency changer

Broadcasting network by satellite , with its wide frequency band and vast overlay , acts as an excellent medium for the widespread of information 衛星廣播電視網以其頻帶寬、覆蓋面廣的優點,為信息的傳播提供了非常良好的媒介。

The experiments indicate that the suspension with mr damper and nn control is superior to the passive one in the frequency band of concern 實驗結果表明,基于磁流變阻尼器半主動懸架的減振效果明顯優于被動懸架及其它控制策略。

The methods of image transferring that are often being used now require wider frequency band , and the equipment are complicated and very expensive 目前常用的幾種圖像傳輸方式需要較寬的頻帶,并且所需系統設備復雜,價格昂貴。

Fixed radio systems - point - to - point antennas - antennas for point - to - point fixed radio systems operating in the frequency band 3 ghz to 60 ghz 固定無線電系統.點對點天線.在頻率帶3ghz - 60ghz范圍內操作的點對點固定無線電系統

The system can make the total signaling rate very close to the nyquist rate of given frequency band through the use of a lot of subchannels 該系統利用大量的子信道使得總的信號速率能夠非常接近給定頻帶的奈奎斯特速率。

Distribution automation using distribution line carrier systems - part 3 - 1 : mains signalling requirements - frequency bands and output levels 配電線路載體系統的配電自動化.第3 - 1部分:電力線信號要求.頻帶和輸出等級

The results show that the dominant frequency bands of blast vibration signals tend to be low , and its frequency band becomes wider 結果表明,爆破震動信號在傳播過程中,其主振頻帶有往低頻發展的趨勢,且寬度增加。

Satellite earth stations and systems - receive - only very small aperture terminals operating in the 11 12 ghz frequency bands ; english version ets 300157 : 1996 衛星地面站和系統.用11 12ghz頻帶工作只接受微型孔徑

Vsat satellite earth stations receive - only very small aperture terminals used for data distribution operating in the 11 12 ghz frequency bands 衛星地球站工作在11 12ghz頻帶下用于數據分配的只接收甚小口徑終端

3 . at the frequency band of 3mm , samples are measured by the system . and the analysis of uncertain is summarized 3 .在3mm波段,用軟件控制測試系統對樣品進行平面分布測試,并且對該測試系統進行了誤差分析。

The anti - collision radar works in the c frequency band which has some features such as simple architecture , small volume and light weight 工作于c頻段,收發一體,具有結構簡單、體積小、重量輕的特點。

In this paper , tiris is decomposed into 3 exclusive frequency bands mentioned above by wavelet method 本文運用小波理論將地表熱紅外輻射分解為上述3個頻率成份,并結合氣象資料和地震活動進行綜合分析。

Satellite earth station and systems - television receive - only satellite earth stations operating in the 11 12 ghz frequency bands 衛星地面站和系統.在11 12ghz頻率帶范圍操作的只接收電視的衛星地面站

It works in industry science medicine ( ism ) frequency band which is not need to be accredited , so there are many interferences 由于它工作在無需授權的ism頻段,因此干擾問題就顯得十分嚴重。

Simulation results show that the proposed algorithm effectively improve the system throughput and fairness of frequency band assignment 算法中還引入模糊規則自校正算法,以使其具有自尋優能力。

Among the first batch of economies in the world to open up the relevant frequency bands for ieee 802 . 11 type of wireless services 本港是全球首批開放有關頻帶作ieee 802 . 11無線服務的地區之一。

Distribution automation using distribution line carrier systems - mains signalling requirements - frequency bands and output levels 配電線路輸送系統的配電自動化.電源信號要求.頻帶和輸出電平

Restricted by the platform , satellite in formatting fly use isotropic antennas and each satellite use the same frequency band 編隊小衛星,由于其平臺限制,星間鏈路常常使用全向天線。

The third phase of the hong kong 3g auction allocates specific frequency bands to the third phase bidders 香港第三代服務頻譜競投的第三階段把具體的頻帶指配給第三階段中的競投人。