CDMA基本信令流程

1、Copyright 2003, ZTE CORPORATION Copyright 2003, ZTE CORPORATION Copyright 2003, ZTE CORPORATION Copyright 2003, ZTE CORPORATION 主要内容主要内容移动台呼叫处理过程移动台呼叫处理过程移动台始呼移动台始呼移动台被叫移动台被叫Copyright 2003, ZTE CORPORATION 移动台呼叫处理过程移动台呼叫处理过程加电加电初始化状态初始化状态空闲状态空闲状态系统接入状态系统接入状态业务信道状态业务信道状态MS充分获得系统定时MS收到PCH消息需要证实或响应；发起呼

2、叫或注册MS转向业务信道MS结束使用业务信道收到除始呼消息和寻呼响应消息之外的对ACH上发送的消息的证实MS空闲切换或者无法受到PCH消息Copyright 2003, ZTE CORPORATION 主要内容主要内容移动台呼叫处理过程移动台呼叫处理过程移动台始呼移动台始呼移动台被叫移动台被叫Copyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Mobile StationBase Station Detects user-initiated callSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Mobile St

3、ationBase Station Detects user-initiated call Sends Origination Message ACCESSSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Mobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS Sends message with this information to the switchSwitchCopyright 2003, ZTE CORPORATION

4、 移动台始呼移动台始呼Mobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderSwitchPAGINGCopyright 2003, ZTE CORPORATION Stops probing移动台始呼移动台始呼Mobile StationBase Station Detects user-in

5、itiated call Sends Origination Message ACCESS Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderSwitchPAGINGcm servicerequestCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Stops probing Allocates resourcesMobile StationBase Station Detects user-initiated call Se

6、nds Origination Message ACCESS Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderPAGINGSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Stops probing Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS S

7、ends message with this information to the switch Sends Base Station Acknowledge- ment OrderAsignmentRequestPAGING Sets up Traffic ChannelSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Stops probing Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message

8、ACCESS Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderPAGING Sets up Traffic Channel Begins sending null trafficFW TRAFFICSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Orig

9、ination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFICSwitch Sets up Traffic Channel Begin

10、s sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile sta

11、tion cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Sends Channel Assignment Message PAGINGSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Alloca

12、tes resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base

13、 Station Acknowledge- ment OrderFW TRAFFIC Sets up Traffic Channel Sends Channel Assignment Message PAGINGSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resources Detects user-initiated call Sends Origination Message

14、 ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Sets up Traffic Channel Receives N5m=2 consecutive

15、 valid frames Sends Channel Assignment Message PAGING Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGMobile StationBase StationSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resources Detects user-initiated call Sends Origination Message ACCESS (FW null traffic is

16、 arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Sets up Traffic Channel Receives N5m=2 consecutive valid frames Begins sendin

17、g the Reverse Traffic Channel Preamble Sends Channel Assignment Message PAGINGRV TRAFFIC Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGMobile StationBase StationSwitchCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resourcesMobile StationBase Station Detects user-initia

18、ted call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Acquires the Rev

19、erse Traffic Channel Sets up Traffic Channel Receives N5m=2 consecutive valid frames Begins sending the Reverse Traffic Channel Preamble Sends Channel Assignment Message PAGINGRV TRAFFICSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始

20、呼移动台始呼 Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the swit

21、ch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Acquires the Reverse Traffic Channel Sends Base Station Acknowledge- ment OrderFW TRAFFIC Sets up Traffic Channel Receives N5m=2 consecutive valid frames Begins sending the Reverse Traffic Channel Preamble Sends Channel Assignment Message PAGIN

22、GRV TRAFFICSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not

23、know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Begins transmitting null Reverse Traffic Channel Data Acquires the Reverse Traffic Channel Sends Base Station Acknowled

24、ge- ment OrderFW TRAFFIC Sets up Traffic Channel Receives N5m=2 consecutive valid frames Begins sending the Reverse Traffic Channel Preamble Sends Channel Assignment Message PAGINGRV TRAFFICSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION

25、移动台始呼移动台始呼 Allocates resourcesMobile StationBase Station Detects user-initiated call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the

26、switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC Begins transmitting null Reverse Traffic Channel Data Sends Service Request Message for Service Option 1RV TRAFFIC Acquires the Reverse Traffic Channel Sends Base Station Acknowledge- ment OrderFW TRAFFIC Sets up Traffic Channel Receives N5

27、m=2 consecutive valid frames Begins sending the Reverse Traffic Channel Preamble Sends Channel Assignment Message PAGINGRV TRAFFICSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resourcesMobile StationBase Station Det

28、ects user-initiated call Sends Origination Message ACCESS (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Sends message with this information to the switch Sends Base Station Acknowledge- ment OrderFW TRAFFIC

29、Allocates resources for Service Option 1 Begins transmitting null Reverse Traffic Channel Data Sends Service Request Message for Service Option 1RV TRAFFIC Acquires the Reverse Traffic Channel Sends Base Station Acknowledge- ment OrderFW TRAFFIC Sets up Traffic Channel Receives N5m=2 consecutive val

30、id frames Begins sending the Reverse Traffic Channel Preamble Sends Channel Assignment Message PAGINGRV TRAFFICSwitch Sets up Traffic Channel Begins sending null traffic Stops probingPAGINGCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Allocates resources for Service Option 1 Sends Service Connect Messa

31、geMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Begins processing primary traffic in accordance with Service Option 1 Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION

32、 移动台始呼移动台始呼 Begins processing primary traffic in accordance with Service Option 1 Sends Service Connect Completion MessageRV TRAFFIC Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼 Begins proce

33、ssing primary traffic in accordance with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFIC Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CO

34、RPORATION 移动台始呼移动台始呼 Begins processing primary traffic in accordance with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone) FW TRAFFIC Allocates resources for Serv

35、ice Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Optional Applies ring back from audio path Begins processing primary traffic in accordance with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origin

36、ation Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone)FW TRAFFIC Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Optional Applies ring back

37、from audio path Begins processing primary traffic in accordance with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone)Optional Sends Alert With Information Message

38、 (tones off)FW TRAFFICFW TRAFFIC Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Optional Applies ring back from audio pathOptional Removes ring back from audio path Begins processing primary tr

39、affic in accordance with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone)Optional Sends Alert With Information Message (tones off)FW TRAFFICFW TRAFFIC Allocates r

40、esources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Optional Applies ring back from audio pathOptional Removes ring back from audio path Begins processing primary traffic in accordance with Service Option 1 Se

41、nds Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone)Optional Sends Alert With Information Message (tones off) Message sent to the switch indicating that the mobile station is ready FW T

42、RAFFICFW TRAFFIC Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼Optional Applies ring back from audio pathOptional Removes ring back from audio path Begins processing primary traffic in accorda

43、nce with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone)Optional Sends Alert With Information Message (tones off) Message sent to the switch indicating that the

44、mobile station is ready FW TRAFFICFW TRAFFIC Completes the call Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 移动台始呼移动台始呼(User Conversation)Optional Applies ring back from audio pathOptional Removes ring

45、 back from audio path Begins processing primary traffic in accordance with Service Option 1 Sends Service Connect Completion MessageOptional Sends Origination Continuation MessageRV TRAFFICRV TRAFFICOptional Sends Alert With Information Message (ring back tone)Optional Sends Alert With Information M

46、essage (tones off) Message sent to the switch indicating that the mobile station is ready FW TRAFFICFW TRAFFIC Completes the call(User Conversation) Allocates resources for Service Option 1 Sends Service Connect MessageMobile StationBase StationSwitchFW TRAFFICCopyright 2003, ZTE CORPORATION 主要内容主要内

47、容移动台呼叫处理过程移动台呼叫处理过程移动台始呼移动台始呼移动台被叫移动台被叫Copyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Receives page message from the PSTN SwitchMobile StationBase StationCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile stationSwi

48、tchMobile StationBase StationCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) SwitchMobile StationBase StationCopyright 2003, ZTE CORPORATION 移动台被叫

49、移动台被叫 Sends General Page Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) PAGINGSwitchMobile StationBase StationCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Sends General Page Message

50、Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGSwitchMobile StationBase StationCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing Sends Genera

51、l Page Message Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGSwitchMobile StationBase Station Sends Base Station Acknowledge- ment OrderPAGINGCopyr

52、ight 2003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing Sends General Page Message Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGSwitchMobile StationBa

53、se Station Sends Base Station Acknowledge- ment Order Sends message to switch indicating that the mobile station has respondedPAGINGCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing Sends General Page Message Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get

54、location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGSwitchMobile StationBase Station Sends Base Station Acknowledge- ment Order Sends message to switch indicating that the mobile station has responded Allocates resourcesPAGINGCopyright 2

55、003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing Sets up Traffic Channel Sends General Page Message Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGSwit

56、chMobile StationBase Station Sends Base Station Acknowledge- ment Order Sends message to switch indicating that the mobile station has responded Allocates resourcesPAGINGCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing Sets up Traffic Channel Begins sending null Traffic Channel data Sends Ge

57、neral Page Message Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGFW TRAFFICSwitchMobile StationBase Station Sends Base Station Acknowledge- ment Or

58、der Sends message to switch indicating that the mobile station has responded Allocates resourcesPAGINGCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing (FW null traffic is arriving but the mobile station does not know on what channel; therefore, the mobile station cannot start decoding it) Se

59、ts up Traffic Channel Begins sending null Traffic Channel data Sends General Page Message Sends Page Response Message Receives page message from the PSTN Uses HLR/VLR to get location and status of the target mobile station Sends Page request to the appropriate Base Station(s) ACCESSPAGINGFW TRAFFICS

60、witchMobile StationBase Station Sends Base Station Acknowledge- ment Order Sends message to switch indicating that the mobile station has responded Allocates resourcesPAGINGCopyright 2003, ZTE CORPORATION 移动台被叫移动台被叫 Stops probing (FW null traffic is arriving but the mobile station does not know on w