IEC TR 62908-1-3:2021是一份技术报告，提供了笔式触摸技术的一般信息，旨在实现标准化。本文档包括笔式触摸技术概述、关键性能特征、特征测量问题以及其他信息。本文档旨在概述触控笔技术中的不同产品。

IEC TR 62908-1-3:2021, which is a technical report, provides general information on pen touch technology with the aim toward standardization. This document includes an overview of the pen touch technology, critical performance characteristics, issues of characteristics measurements, and other information. The purpose of this documents is to provide an overview of the different products available in pen touch technology.