IEC TR 61998:2015（E）为多媒体技术的标准化提供了模型和框架，作为IEC PACT报告的结果，IEC正在或将要进行。第二版取消并取代了1999年出版的第一版，构成了技术修订。与上一版相比，此版本包括以下重大技术变更: -删除了描述各种技术的附件，因为它们在过去二十年中不再发挥作用； -TC 100框架以更一般的形式并且从数据使用和通信的模型的观点来描述，包括TC 100的可能的未来技术。

IEC TR 61998:2015(E) provides models and frameworks for the standardization of multimedia technology, being undertaken or to be undertaken by IEC as the result of the IEC PACT report. This second edition cancels and replaces the first edition published in 1999 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- the annexes describing various technologies have been deleted because their roles have ceased over the past two decades;
- TC 100 frameworks are described in more general form and from the viewpoint of the model of data usage and communication including the possible future technologies of TC 100.