synchronous carrier 中文意思是什麼
synchronous carrier
解釋
同步載波- synchronous : adj. 同時的，同期的；【物理學】同步的。adv. -ly
- carrier : n 1 運送人，搬夫；負荷者；使役，〈美國〉信差，郵遞員；送報人；〈英國〉運輸行，運輸業者。2 傳書鴿...
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4. in data acquisition system, the application of phase - locked and synchronous detection reduce the cost of the whole system and improve the sensitivity. carrier signal and modulation signal achieve entirely synchronous too
數據採集系統採用鎖相技術、同步檢波的原理，降低了整個系統的成本，提高了靈敏度，並使得載波信號與調制信號完全達到同步。 -
Carrier synchronous performance analysis and simulation of mc - cdma system
系統載波同步性能分析與模擬 -
And in this foundation, unified the kalman filter to make the improvement to the carrier recover algorithm, enhanced the synchronous system performance
並在此基礎上，結合卡爾曼濾波器對載波同步演算法作了改進，提高同步系統性能。 -
In the synchronous techniques based pilot symbols, here propose a frequency offset estimating arithmetic using discrete pilot symbols. we pick up integer times sub - carrier frequency offset from the same ofdm symbol and estimate exact
此外，在頻偏估計方面，推導出短訓練序列前後兩段時域符號間的關系，並利用此進行粗頻偏估計，使頻率偏移的估計范圍大大增加。 -
Since the carrier is suppressed, this phase and frequency reference is required for synchronous demodulation of the color information in the receiver
由於載波收到抑制，因此需要這個相位和頻率參考來對接收機的顏色信息進行同步解調。 -
In prototype system, a l - shaped non - uniform linear array with 5 elements is utilized to receive spatial signal with carrier frequency among 2 - 18ghz. the entire frequency band is decomposed into 1ghz sub - bands and then is mixed to 1ghz base band. the base band output of each antenna is sent through a synchronous 250mhz undersampling channels
在本實驗系統中，我們設計了一個5陣元的l型非均勻陣列天線，將的頻段劃分成的子頻段，然後將每個子頻段混頻到的處理基帶后再進行的同步欠采樣。 -
Take this as the premise, this article has constructed one kind synchronous system on the based of the software radio thought, this synchronous system has realized the qam receive signal symbol synchronization and the carrier recover
以此為前提，本文構建了一種基於軟體無線電思想的同步系統，此同步系統實現了qam接收信號的符號同步和載波恢復。 -
This article take the synchronous system in the dvb - c receive front - end as a center. detaile discussing symbol synchronization and carrier recover, discussed with emphasis based on the software radio thought algorithm
本文以dvb - c接收前端的同步系統為中心，詳細的討論了符號同步和載波恢復，重點研究了基於軟體無線電思想的演算法。
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