爱立信高掉话处理

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TOC \o "1-3" \h \z \u  1        掉话率定义公式及信令         PAGEREF _Toc451767396 \h 308D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370033003900360000001.1        掉话率定义公式         PAGEREF _Toc451767397 \h 31.2        掉话率信令图层         PAGEREF _Toc451767398 \h 308D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370033003900380000002        影响掉话率因素及对策         PAGEREF _Toc451767399 \h 308D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370033003900390000002.1        影响Volte掉话的原因类型         PAGEREF _Toc451767400 \h 308D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000300000002.2        Volte掉话优化思路         PAGEREF _Toc451767401 \h 408D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000310000002.2.1        终端问题         PAGEREF _Toc451767402 \h 408D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000320000002.2.2        无线问题         PAGEREF _Toc451767403 \h 408D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000330000002.2.3        干扰问题         PAGEREF _Toc451767404 \h 708D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000340000002.2.4        EPC问题         PAGEREF _Toc451767405 \h 708D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000350000002.2.5        端到端         PAGEREF _Toc451767406 \h 708D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000360000003        高掉话优化案例         PAGEREF _Toc451767407 \h 83.1        覆盖问题         PAGEREF _Toc451767408 \h 808D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000380000003.2        eSRVCC问题         PAGEREF _Toc451767409 \h 908D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003000390000003.2.1        异系统邻区缺失         PAGEREF _Toc451767410 \h 08D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F006300340035003100370036003700340031003000000093.2.2        eSRVCC门限参数设置不合理         PAGEREF _Toc451767411 \h 1108D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003100310000003.3        模3干扰问题         PAGEREF _Toc451767412 \h 1408D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003100320000003.4        跨厂家参数配置问题         PAGEREF _Toc451767413 \h 1608D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003100330000003.5        RRC重建功能问题         PAGEREF _Toc451767414 \h 2008D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F00630034003500310037003600370034003100340000004        高掉话优化总结         PAGEREF _Toc451767415 \h 2308D0C9EA79F9BACE118C8200AA004BA90B02000000080000000E0000005F0054006F0063003400350031003700360037003400310035000000