一提到会议系统就会想到为实现规定功能(电视电话会议、报告、会议讨论、多媒体会议、电话会议等),以达到某一目标而构成的相互关联的一个集合体(广义)或是包含有机匹配设备群(狭义)。一个系统除了功能目的以外,还有一个就是性能诉求。性能参数多数是服务于人类感官可体验的数值,也就是人类参与会议感官感受程度转化为可计量的评价客观参数。对于高清会议的整个系统在狭义上没有严格准确的定义。针对于某个、某些设备组在编解码、分辨率等涉及到人类感官分辨能力阶段有着相适应的定义。广义上讲更有节目源的 When it comes to a conference system, an aggregated (broadly) interconnected set of functions (videoconference, report, conference discussion, multimedia conference, teleconference, etc.) to achieve a certain goal Organic matching device group (narrow sense). In addition to the function of a system, there is another one is the performance requirements. Most of the performance parameters are the values ​​that can be served by human senses, that is, the sensory perceptions of human participation in the conference are transformed into measurable objective parameters for evaluation. The whole system for high definition meetings is not strictly defined in a narrow sense. For some, some equipment groups have a corresponding definition in the phase of human sensory resolution involving codec and resolution. Broadly speaking, more sources