6 International Mobile Station Equipment Identity, Software Version Number and Permanent Equipment Identifier

6.1 General

定义了IMEISV和IMEI的结构和分配原则。设备的IMEI或IMEISV是唯一的。

6.2 Composition of IMEI and IMEISV

6.2.1 Composition of IMEI

6.2.2 Composition of IMEISV

参考资料：
https://imeidb.gsma.com/imei/index#
Official Document TS.06 - IMEI Allocation and Approval Process
https://www.gsma.com/newsroom/wp-content/uploads//TS.06-v20.0.pdf
手机IMEI码规则及算法介绍
https://www.jianshu.com/p/eb68b6c45a9b