6.4.4.1.1 Call Estalishment Originated by CTCS-3 Onboard EquipmentThe flow of call estalishment originated by CTCS-3 onboard equipment is shown in Figure 5.Figure 5 Flow of Call Estalishment Originated by CTCS-3 Onboard Equipment...[继续阅读]

    AT H commands shall meet the requirements of ITU-T V.250,6.3.6,where the commands andthe possible responses are shown in Table 15.Table 15 AT Commands of Call ClearingAT commandsPossible responsesH[<0>]OKERROR...[继续阅读]

    6.4.4.2.1 Call Clearing Initiated by the CTCS-3 Onboard EquipmentThe flow of call clearing initiated by CTCS-3 onboard equipment is shown in Figure 6.Figure 6 Flow of Call Clearing Initiated by CTCS-3 Onboard Equipment6.4.4.2.2 Call Clearing Initiated by ...[继续阅读]

    The commands related to the network service supported by the interface shall meet therequirements of 3GPP TS 27.007,where the values of CTCS-3 application are shown in Table 16.Table 16 Network Service Related CommandsCommand nameClause of 3GPP TS 27.007C...[继续阅读]

    This Standard specifies the interface IFIX between Radio Block Center (RBC) of CTCS-3 TrainControl System (hereinafter shortened as CTCS-3) and Mobile Switching Center (MSC) of GlobalSystem for Mobile communications-Railway(hereinafter shortened as GSM-R)...[继续阅读]

    The electrical characteristics of interface shall meet the requirements of GB/T 7619—1987,balance mode(RS-422)shall be adopted....[继续阅读]

    In the command state,data transmission of interface IGSM-R shall meet the requirements of startstop in ITU-T V.4 and ISO 1177.The character format used is defined by a data-parity-stopparameter set.This defines the number of data bits,the parity informati...[继续阅读]

    The data link layer of interface shall meet the requirements of YDN 034.2-1997,the call controlof the third layer shall meet the requirements of YDN 034.3-1997,and adopt the circuit switched callcontrol procedure....[继续阅读]

    The interfaces between CTCS-3 and GSM-R are the interface IFIX and interface IGSM-R,as shown inFigure 1.Interface IFIX is the interface between RBC of CTCS-3 and MSC of GSM-R,which is used totransmit information for call establishment,data transmission,ca...[继续阅读]

    The called party number information element shall meet the requirements of YDN 034.3-1997,4.5.5 and Table 44,where the information element coding is shown in Table 3.Table 3 Information Element Coding of Called Party NumberCalled party numberMeaning of va...[继续阅读]