GB/T 43957-2024Forestry and grassland internet of things - Medium access control and physical layer protocols for video based on wireless sensor network (English PDF)

1 Scope

This document specifies the requirements for video-oriented wireless sensor network protocols in forest and grassland Internet of Things:

Suitable for fixed or portable devices that do not use batteries or use batteries with limited capacity as power sources and mainly work in limited space:

Within the range (0m~1000m):

This document applies to the development and use of equipment for video-oriented wireless sensor networks in forest and grassland Internet of Things:

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document:

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to

This document:

GB/T 15629:2-2008 Information technology systems - Particular requirements for local area networks and metropolitan area networks for telecommunications and information exchange between systems

Part 2: Logical Link Control

GB/T 15629:15-2010 Information technology systems - Specific requirements for local area networks and metropolitan area networks for telecommunications and information exchange between systems

Part 15: Low-speed Wireless Personal Area Network (WPAN) Medium Access Control and Physical Layer Specifications

GB/T 37020-2018 Information technology systems - Telecommunications and information exchange between local area networks and metropolitan area networks - Specific requirements

Video-oriented Wireless Personal Area Network (VPAN) Media Access Control and Physical Layer Specifications

3 Terms and definitions

The terms and definitions defined in GB/T 37020-2018 and the following apply to this document:

3:1

In forests, grasslands, wetlands, desertification and sandification environments, objects communicate with each other through sensing devices according to the agreed protocols:

A system that can exchange and communicate information to realize intelligent identification, positioning, tracking, monitoring and management:

[Source: LY/T 2413:2-2015, 3:1:1, modified]

3:2

The time period directly following the beacon frame during which devices that wish to transmit compete for the channel using the CSMA-CA mechanism

Access:

4 Abbreviations

The following abbreviations apply to this document:

AP: Access Point […]