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CDMA语音信令流程正确的是()
- A、originationmessage→BSACK→TCHpreamble→Channelassignmentmessage→BSACK→MSACK→ServiceConnectmessage→Serviceconnectcompletion→assignmentcomplete
- B、originationmessage→BSACK→ServiceConnectmessage→TCHpreamble→BSACK→MSACK→Channelassignmentmessage→Serviceconnectcompletion→assignmentcomplete
- C、originationmessage→BSACK→Channelassignmentmessage→TCHpreamble→BSACK→MSACK→ServiceConnectmessage→Serviceconnectcompletion→assignmentcomplete
- D、OriginationMessage→CMServiceRequest→TchPreamble→Establish→AssignmentComplete→Allocation;
参考答案
更多 “CDMA语音信令流程正确的是()A、originationmessage→BSACK→TCHpreamble→Channelassignmentmessage→BSACK→MSACK→ServiceConnectmessage→Serviceconnectcompletion→assignmentcompleteB、originationmessage→BSACK→ServiceConnectmessage→TCHpreamble→BSACK→MSACK→Channelassignmentmessage→Serviceconnectcompletion→assignmentcompleteC、originationmessage→BSACK→Channelassignmentmessage→TCHpreamble→BSACK→MSACK→ServiceConnectmessage→Serviceconnectcompletion→assignmentcompleteD、OriginationMessage→CMServiceRequest→TchPreamble→Establish→AssignmentComplete→Allocation;” 相关考题
考题
CDMA语音信令流程正确的是()
A.originationmessageBSACKTCHpreambleChannelassignmentmessageBSACKMSACKServiceConnectmessageServiceconnectcompletionassignmentcompleteB.originationmessageBSACKServiceConnectmessageTCHpreambleBSACKMSACKChannelassignmentmessageServiceconnectcompletionassignmentcompleteC.originationmessageBSACKChannelassignmentmessageTCHpreambleBSACKMSACKServiceConnectmessageServiceconnectcompletionassignmentcompleteD.OriginationMessageCMServiceRequestTchPreambleEstablishAssignmentCompleteAllocation;
考题
单选题信令设备的主要功能是接收和发送()。A
数据B
脉冲C
语音信号D
信令
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