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- 利用DDS實(shí)現CDMA/FH擴頻DDS Implementation of CDMA /FH Spread Spectrum
- DS／FH擴頻DS/FH spread spectrum
- 利用DDS/PLL實(shí)現微波頻率合成器Using DDS/PLL for Designing A Microwave Frequency Synthesizer
- 用DDS實(shí)現快速跳頻頻綜Realization of Quick Frequency Hopping Synthesizer by DDS
- 鐘形脈沖源的DDS實(shí)現技術(shù)Implementing Technology for Bell-shaped Pulse Source by Using DDS
- 利用DDS器件設計高頻雷達回波模擬器The Design of HF Radar Echo Simulator with DDS Chip
- 混沌擴頻技術(shù)在CDMA通信系統中的應用研究Research on Application of Chaotic Spreading Spectrum Technology to CDMA Communication Systems
- 本文應用三種改進(jìn)的LMS算法，采用最簡(jiǎn)單的自適應線(xiàn)性預測器（ALP），抑制碼分多址（CDMA）中的窄帶干擾（NBI），以實(shí)現CDMA系統與現有模擬和數字窄帶系統兼容運行。Three improved LMS algorithms and the simplest adaptive linear predictor (ALP) are proposed in this paper to depress thenarrow-band interferences(NBI) in CDMA and thus realize the compatible operation of current narrow-band analog systems and digital sys tems.
- 一種達到理論上限的新型擴頻序列集A Novel Spread Spectrum Sequence Set up to Upper Bound of Theory
- 載頻carrier frequency
- 頻域擴頻碼片級差分檢測的誤碼率性能分析Analysis of the BER Performance of Chip-Level Differential Detection for Frequency Domain Spread Spectrum System
- 直擴CDMADS-CDMA
- 高速擴頻微波組網(wǎng)技術(shù)在防震減災中的應用Application of the technique of high-speed frequency spread microwave network in earthquake disaster prevention and mitigation
- 一種利用導頻實(shí)現OFDM符號同步的算法An Algorithm Realizing Symbol Synchronization of OFDM via Pilot Carrier
- 基于編碼擴頻的DS/FH混合擴頻通信系統同步與數據解調技術(shù)的研究Study on Synchronization and Demodulation in DS/FH Hybrid Communication System Based on Coded-Spread Spectrum
- 數字測頻方法及實(shí)現Digital measure method of frequency and it's reality
- 擴頻測距spread spectrum distance measurement
- 利用數控移相器實(shí)現連續移頻技術(shù)研究Study on the Technology of the Continuous Frequency Shift Using Digital Phase Shifter
- M元擴頻M-ary spread spectrum
- 跳頻擴頻（FHSS）是由軍方為保密通信開(kāi)發(fā)的。Frequency-hopping spread spectrum (FHSS) was developed by the military for secure communications.
