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?公共流程 ? 基本呼叫流程 35 被叫流程 (RAN) D ow nl i nk S ync hr oni s a t i onUEN ode BS e r vi ng R N SS e r vi ngR N CD C H F PD C H F PRRCRRC CCCH : R R C C o nne c t i on R e que s tN B A P R a di o L i n k S e t up R e s pons eN B A PN B A P R a di o L i nk S e t up R e que s tC C C H : R R C C onne c t i on S e t upS t a r t R XS t a r t T XR R CD C H F PD C H F PU pl i nk S ync hr oni s a t i onN B A PQ . A A L 2Q . A A L 2Q . A A L 2E s t a bl i s h R e que s tE s t a bl i s h C onf i r mCNRRCQ . A A L 2R A N A PR A N A PP a gi ngP a gi ng36 被叫流程 (續(xù) 1)(RAN) UEN ode BS e r vi ng R N SS e r vi ngR N C CNRRCD C C H : R R C C on ne c t i on S e t up C o m pl e t eI ni t a l D i r e c t T r a ns f e r RRCR A N A PR A N A PI ni t i a l U E M e s s a geR A N A PR A N A PD C C H D i r e c t T r a ns f e r R A N A PR A N A P D i r e c t T r a ns f e r : D i r e c t T r a ns f e r D C C H :D i r e c t T r a ns f e r D C C H :RRCD ow nl i nk RRCRRCRRCU pl i nkRRCRRCRRC( P a gi ng R e s pons e )( S e t up)R A B A s s i gnm e nt R e que s tR A N A PE s t a bl i s h m e nt( )( C a l l C onf i r m )R A N A PR L C R L CD C C H : R R C C onne c t i on S e t up C om p l e t e a c k37 被叫流程 (續(xù) 2)(RAN) UEN ode BS e r vi ng R N SS e r vi ngR N C CNR A N A PQ . A A L 2Q . A A L 2Q . A A L 2E s t a bl i s h R e que s tE s t a bl i s h C onf i r mQ . A A L 2N B A PP r e pa r eN B A PR a di o L i nk R e c onf i gur a t i onN B A PR a di o L i nk R e c onf i gur a t i onN B A PR e a dy38 被叫流程 (續(xù) 3)(RAN) UEN o d e BSe rv i n g RN SSe rv i n gRN CCND C C H : R a di o B e a r e r S e t up D C C H : R a di o B e a r e r S e t up C o m pl e t eQ . A A L 2Q . A A L 2Q . A A L 2E s t a bl i s h R e qu e s tE s t a bl i s h C on f i r mQ . A A L 2D ow nl i nk S yn c hr on i s a t i onU pl i nk S yn c hr on i s a t i onR a di o L i nk R e c on f i gu r a t i on N BA PN BA PN BA PN B A PN BA PN BA PA p p l y n e w t ran s p o r t f o rm at s etRRCRRCRRCRRCR A B A s s i gn m e nt R e s po ns eRA N A PRA N A PE s t a bl i s h m e nt(C om m i t D C C H : R a di o B e a r e r S e t up C om p l e t e a c kRL CRL C39 被叫流程 (續(xù) 4)(RAN) UEN o d e BServ i n g RN SSer v i n gRN CCNRRCR A N A PR A N A P D i r e c t T r a ns f e r R A N A PR A N A P D i r e c t T r a ns f e r ( A l e r t i ng)( C onne c t )RRCR A N A PR A N A P D i r e c t T r a ns f e r ( C onne c t A c know l e dge )RRCR A N A PR A N A P D i r e c t T r a ns f e r ( R l e a s e C om p l e t e )R A N A PR A N A P D i rec t T ran s f er ( R e l e a s e )R A N A PR A N A P D i r e c t T r a ns f e r ( D i s c onne c t )RRCD i r e c t T r a ns f e r D C C H : U pl i nk D i r e c t T r a ns f e r RRCD C C H: D ow nl i nkRRC D i r e c t T r a ns f e r D C C H: D ow nl i nkRRC D i r e c t T r a ns f e r D i r e c t T r a ns f e r D C C H:D ow nl i nkRRCRRCD C C H : U pl i nkRRC40 被叫流程 (續(xù) 5)(RAN) UEN o d e BServ i n g RN SSer v i n gRN CCNR A N A PR A N A PI u R e l e a s e C om m a ndQ . A A L 2Q . A A L 2Q . A A L 2Q . A A L 2R e l e a s e R e que s tR e l e a s e C om pl e t eR A N A PR A N A PI u R e l e a s e C om pl e t eQ . A A L 2Q . A A L 2Q . A A L 2Q . A A L 2R e l e a s e R e que s tR e l e a s e C om pl e t eD C C H : R R C C onne c t i on D C C H : R R C C onne c t i on R e l e a