基于量子遺傳算法的MIMO信號(hào)檢測(cè)的研究.pdf

1、學(xué)科門(mén)婁：—王——堂二分類(lèi)母：—旦塑!L單位代碼—』絲!!一密綴：——專(zhuān)J喜啷轡z廖碩士學(xué)位論文論文題El：基于量子遺傳算法的M1MO信號(hào)檢測(cè)的研究學(xué)生姓名學(xué)號(hào)指導(dǎo)學(xué)科教師專(zhuān)業(yè)研究方向論文提交日期洪亮碩050818李飛教授信號(hào)與信息處理現(xiàn)代通信中的智能信號(hào)處理二oo八年四月南京郵l也人學(xué)壩上赴j|，t塵學(xué)位論義摘要AbstractQuantuminformationscienceisarisingcrosssubjectDuetouni

2、quefeaturesininformationfield，itmaybreakthelimitationofclassicinformationsystem，currentlyavailableinseveralaspects，namelyspeedingcomputation，ensuringinformationsecurityexpandingthecapacityofinformation，improvingtheaccura

3、cyofdetectionParticularlyinrecentyears，quantumalgorithms，basedontheparallelquantumcomputationsimplifysomeclassicinformationsystemswhicharenoteasytosolveonthebackgroundofclassicsystemInthereleasedstandardsofmanymobilecomm

4、unicationsystems，multiple—inputmultiple—output(MIMO)technologyhasalreadybeenappliedTheoreticalworkhasshownthatinsufficientdchscatteringenvironments，MIMOsystemsholdthepotentialofenhancingspectralefficiencyhencecapacitycom

5、paringwithsingleinputsingleoutput(SlSO)systemsButductothehigllcomplexityofreceiver，thepracticalMIMOschemesarestillverysimplewithafewantennasThedissertationmakessomeresearchesontheapplicationsofquantumgeneticalgorithmonth

6、ebasisofparallelquantumcomputationintheMIMOdecodingschemeFirstofall，thedissertationintroducesthebasicprincipleofquantumgeneticalgorithm，andhasmadetheimprovementtoitSecondlyweproposedamulti—userdetectorbasedonquantumgenet

7、icalgorithmComputersimulationresultsshowsthatthemethodhasmorepowerfulpropertiesthanthedetectorbasedonclassicalgeneticalgorithmsandhaspowerfulpropertiesinbiterrorrateFinallyfocusingonthatthedegreeofcomputationcomplication

8、ofMLDemergesexponentialincreaseinthesenseoftheleasterrorpossibilityinthecurrentdetectionalgorithmsofMIMO，whichisaNPhardproblemAnewdetectionprogramforMIMOsystemsbasedonquantumgeneticalgorithmisproposedinthispaperComputers

9、imulationresultsshowsthatthemethodhasmorepowerfulpropertiesthanthedetectorbasedonclassicalgeneticalgorithmsandtraditionaldetectionforMIMOsystemsandhaspowerfulpropertiesinbiterrorrateKeywords：Quantumcomputation；QuantumGen