第五讲知小区广播报道 说系统兄弟齐心 (之四) 2.协议篇:SIB2部分 来自36.331 SystemInformationBlockType2::= SEQUENCE { ac-BarringInfo SEQUENCE { ----☺加菲乱谈:这些先不看,载波聚合用的,目前商用的没有。 ac-BarringForEmergency BOOLEAN, ac-BarringForMO-Signalling AC-BarringConfig OPTIONAL, -- Need OP ac-BarringForMO-Data AC-BarringConfig OPTIONAL -- Need OP } OPTIONAL, -- Need OP radioResourceConfigCommon RadioResourceConfigCommonSIB, ----☺加菲乱谈:这里是网络公共信道配置,是重点 ue-TimersAndConstants UE-TimersAndConstants, ----☺加菲乱谈:UE有关的定时器和计数器值 freqInfo SEQUENCE { ----☺加菲乱谈:频点信息 ul-CarrierFreq ARFCN-ValueEUTRA OPTIONAL, -- Need OP ul-Bandwidth ENUMERATED {n6, n15, n25, n50, n75, n100} ----☺加菲乱谈:上行带宽。FDD允许上下行带宽不同,TDD一般上下行带宽是一致的。 OPTIONAL, -- Need OP additionalSpectrumEmission AdditionalSpectrumEmission ----☺加菲乱谈:对外部信号的影响情况 }, mbsfn-SubframeConfigList MBSFN-SubframeConfigList OPTIONAL, -- Need OR ----☺加菲乱谈:广播主播的,目前没有大陆运营商敢用。 timeAlignmentTimerCommon TimeAlignmentTimer, ----☺加菲乱谈:TA调节的时间 ..., lateNonCriticalExtension OCTET STRING OPTIONAL, --Need OP [[ ssac-BarringForMMTEL-Voice-r9 AC-BarringConfig OPTIONAL, --Need OP ssac-BarringForMMTEL-Video-r9 AC-BarringConfig OPTIONAL -- NeedOP } AC-BarringConfig::= SEQUENCE { ac-BarringFactor ENUMERATED { p00,p05, p10, p15,p20, p25, p30, p40, p50, p60, p70, p75, p80, p85, p90, p95}, ac-BarringTime ENUMERATED {s4, s8, s16, s32, s64, s128,s256, s512}, ac-BarringForSpecialAC BIT STRING (SIZE(5)) } MBSFN-SubframeConfigList::= SEQUENCE (SIZE(1..maxMBSFN-Allocations)) OF MBSFN-SubframeConfig -- ASN1STOP
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