【认证】【比利时】【Telent】Telenet PSI/SI

Telent运营商私有描述子解析

最新推荐文章于 2025-07-13 20:40:15 发布

翻译最新推荐文章于 2025-07-13 20:40:15 发布 · 756 阅读

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#broadcast #descriptor #运营商

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本文介绍了Telent运营商使用的私有描述子及其含义，包括下载描述子、SDB描述子和服务信息描述子等。下载描述子涉及下载超时、运营商标识等内容；SDB描述子则用于指示是否包含切换服务；服务信息描述子提供了更多服务细节。

Telent运营商主要的私有描述子包括：

Download _descriptor

Table_timeout: Download table timeout in seconds. Default Value= 60 secs results in 0x003C
Magic_ID: Identification of the operator. Default Value=TELE results in 0x54454C45
Unique_Download_ID: Unique download identifier that allows to distinguish different downloads broadcast on one PID and TID.
Default value= 0x1234
HW_Version: Primary HW identifier. Along with HW_Subversion describes a particular HW version.
HW_Subversion: Secondary HW identifier. Along with HW_Version describes a particular HW version.
SW_Version: SW version identifier. It describes the current decoder code as well as the download software version.
Customer_ID : customer identifier. Default value = 0x23

SDB_descriptor

Semantics for this descriptor:
SDB_flag: Indicates if this TS contains switched services or not. 1 means switched, 0 means not switched.
Reserved_for_future_use: all bits set to 1

Service_info_descriptor