无线电工程
無線電工程
무선전공정
RADIO ENGINEERING OF CHINA
2012年
4期
62-64
,共3页
极化干扰%极化复用%星地数据传输系统%误码率
極化榦擾%極化複用%星地數據傳輸繫統%誤碼率
겁화간우%겁화복용%성지수거전수계통%오마솔
polarization interference%polarization multiplexing%satellite-to-ground data transmission system%BER
针对极化干扰对星地数据传输系统的影响,归纳影响极化干扰的主要因素,推导星地数据传输系统极化干扰的理论模型,仿真数据传输系统在不同的调制体制和信道编码方式下的误码率恶化情况,比较在相同程度的极化干扰下各体制传输性能试验结果,分析在不同的Eb/N0工作门限下,星地遥感数据传输系统所受极化干扰影响的规律。
針對極化榦擾對星地數據傳輸繫統的影響,歸納影響極化榦擾的主要因素,推導星地數據傳輸繫統極化榦擾的理論模型,倣真數據傳輸繫統在不同的調製體製和信道編碼方式下的誤碼率噁化情況,比較在相同程度的極化榦擾下各體製傳輸性能試驗結果,分析在不同的Eb/N0工作門限下,星地遙感數據傳輸繫統所受極化榦擾影響的規律。
침대겁화간우대성지수거전수계통적영향,귀납영향겁화간우적주요인소,추도성지수거전수계통겁화간우적이론모형,방진수거전수계통재불동적조제체제화신도편마방식하적오마솔악화정황,비교재상동정도적겁화간우하각체제전수성능시험결과,분석재불동적Eb/N0공작문한하,성지요감수거전수계통소수겁화간우영향적규률。
For the effect of polarization interference on satellite-to-grou nd data transmission system,the major factors that affect polarization interfer ence are concluded,the theoretical model of polarization interference is derive d,the deteriorations of bit error rate（BER） of different modulation systems an d channel coding modes are simulated,the transmission performance test results of each system in the same degree of polarization interference are compared,and the rules that satellite-to-ground remote sensing data transmission system are affected by polarization interference in different Eb/N0 wor king thresholds are analyzed.
