3GPPLTE链路技术分析与研究的中期报告【摘要】LTE作为第四代通信技术，以其高速率、低时延、高可靠性等优点受到了广泛的关注和应用。3GPP作为主要制定LTE标准的组织，提出了多种链路技术并作出了不断优化和升级的决策。本文在对LTE链路技术进行梳理和分析的基础上，介绍了3GPP在链路技术方面的最新标准和发展趋势，并尝试从关键技术角度对LTE链路性能进行分析和研究。【关键词】LTE；3GPP；链路技术；关键技术；链路性能【Abstract】Asthefourth-generationcommunicationtechnology,LTEhasbeenwidelyusedduetoitshighspeed,lowlatency,andhighreliability.AsthemainorganizationtoformulateLTEstandards,3GPPhasproposedvariouslinktechnologiesandmadecontinuousoptimizationandupgradingdecisions.BasedonthesortingandanalysisofLTElinktechnology,thispaperintroducesthelateststandardsanddevelopmenttrendsof3GPPinlinktechnology,andattemptstoanalyzeandresearchthelinkperformanceofLTEfromkeytechnologyperspectives.【Keywords】LTE;3GPP;Linktechnology;Keytechnology;Linkperformance