文档介绍
* 5.1 PDCP Data Transfer Procedures 5.1.1 UL Data Transfer Procedures 5.1.2 DL Data Transfer Procedures 5.1.2.1 Procedures for DRBs 5.1.2.2 Procedures for SRBs 5.2 Re-establishment procedure 5.2.1 UL Data Transfer Procedures 5.2.2 DL Data Transfer Procedures 5.3 PDCP Status Report 5.4 PDCP discard 5.5 Header Compression and Decompression 5.6 Ciphering and Deciphering 5.7 Integrity Protection and Verification 5.8 Error Handling PDCP procedures Spec 36.323 5.xx Each RB (i.e. DRB and SRB, except for SRB0) is associated with one PDCP entity. Each PDCP entity is associated with one or two (one for each direction) RLC entities depending on the RB characteristic (i.e. uni-directional or bi-directional) and RLC mode. The PDCP entities are located in the PDCP sublayer. PDCP Entity PDCP functions Fo