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Protocol/TETRA

TNCC-DTMF primitive TNCC-DTMF primitive TNCC-DTMF request: the primitive shall be used as a request from the user application to send a number of DTMF digits to another user application. [code]신청자에 요구로 다수의 DTMF(Dual tone Multi Frequency) 숫자들을 또다른 사용자에게 보낸내야 할 때 사용될 것이다.[/code] TNCC-DTMF indication: the primitive shall be used as an indication to the user application that a number of DTMF digits has arrived from ano.. 더보기
11.3.3.1 TNCC-ALERT primitive 11.3.3.1 TNCC-ALERT primitive TNCC-ALERT indication: the primitive shall be used to indicate to the calling user application, that the call has been received, and alerting at the called user application has been initiated. The called user application is using on/off hook signalling and the primitive indicates that the called user application is alerting. [code]전화건 사용자가 지정한 곳을 선택해야할 것이다. 그렇고 전화를 .. 더보기
11.3.2 Service primitives at the TNCC-SAP 11.3.2 Service primitives at the TNCC-SAP TNCC-SAP (TETRA Network Call Control Service Access Point) Each TNCC-SAP shall be characterized by a SAP and the set of service primitives available for each SAP shall be as specified in this clause. [code]SAP 과 SAP 에 유효한 서비스 원형을 설정의 조항에서 명확하게 TNCC-SAP 는 각각에 특성을 나타낼 것이다.[/code] TNCC-ALERT indication: the primitive shall be used in the call set-up phase t.. 더보기
11.1 Introduction (소개) 11 Call Control (CC) service description [code]11.1 Introduction (소개)[/code] This clause describes the services offered by the CC sub-entity in the Circuit Mode Control Entity (CMCE). [code]이단원은 CMCE 에 CC sub-entity 에 대한 서비스 설명이다.[/code] The CC Service Access Point (SAP) is used in conformance testing as a normative boundary in TETRA MSs and TETRA LSs. [code]SAP 는 TETRA MSs, LSs 내에 표준에 순응한다.[/co.. 더보기
Physical layer functionality Difference between trunked mode and direct mode [code]trunked 모드와 direct 모드이 차이점[/code] DMO requires only a single frequency not a duplex pair of frequencies (except for type 1B, type 2 repeaters plus type 1B repeater gateway) DMO TDMA slot and frame arrangement for DMO master [code]DMO 마스터를 위해서 TDMA slot 과 frame은 정렬한다.[/code] Voice packets conveyed in 17 frames of 18 frames [code]음성패킷은 17 이나 18.. 더보기
Abbreviations ETSI EN 300 392-2 V2.5.2 (2005-11) AAA Authentication, Authorization, Accounting AACH Access Assignment CHannel ACCH Associated Control CHannel ACK first ACKnowledgement ASSI Alias Short Subscriber Identity ATID Address Type Identifier in Demand BBK Broadcast BlocK BCC Base station Colour Code BCCH Broadcast Control CHannel BER Bit Error Rate BLCH Base station Linearization CHannel BN Bit Number.. 더보기
정보통신약어사전(Acronyms & Abbreviations) -------------------------------------------------------------------------------- 정보통신약어사전(Acronyms & Abbreviations) A AA : Application Association AAL : ATM Adaptation Layer ABM : Asynchronous Balanced Mode ABR : Available Bit Rate AC : Alternating Current AC : Application Context ACCPR : Adjacent Channel Coupled Power Ratio ACD : Automatic Call Distribution ACF : Access Control Field ACIPR : Ad.. 더보기
DMO (Direct Mode Operation) DMO (Direct Mode Operation) DLB : DMO Linearization burst (504bits ramping & PA linearisation | 6bit guard) DNB : DMO Normal burst (34bits ramping & PA linearise | 12bits preamble P1 or P2 | 2bits phase adjustment | 216 bits block 1 | 22 bits normal training seq | 216bits block 2 | 2bits tail | 6bits guard) DSB : DMO Synchronization burst (34 bits ramping & PA linearise | 12bits preamble P3 | 2b.. 더보기