Introduction

AML允许智能手机技术将基于(辅助)GNSS或Wi-Fi的定位数据传递给紧急服务PSAP。

3 Definition of terms, symbols and abbreviations

3.3 Abbreviations

PSAP: Public Safety Answering Point, 公共安全应答点

4 Overview

AML由紧急呼叫触发。使用GNSS/Wi-Fi功能确定位置，并通过SMS或HTTPS传输信息。

5 Handset Functionality

5.3 Availability of MSISDN

PSAP使用MSISDN来匹配AML data和voice call，所以不管是通过SMS还是HTTPS传输信息，信息中都必须包含MSISDN。

6 Location data and data transport

6.2 SMS transport

6.3 HTTPS

6.4 SIP (network, terminal and PSAP support)

7 Mobile Network capabilities

8 Operational Guidance

Annex A (normative): SMS Format

Annex B (normative): HTTPS message format

Annex C (informative): Management of location best practice by PSAPs

参考资料

高级移动位置(AML)与紧急位置服务(ELS)
https://blog.csdn.net/wnw_jackie/article/details/116224804
ETSI TS 103 625 V1.1.1 (2019-12)
https://www.etsi.org/deliver/etsi_ts/103600_103699/103625/01.01.01_60/ts_103625v010101p.pdf