ITU-R SF.558-使用8位PCM编码电话并共享相同频带的固定卫星服务中地面无线电链路对系统的最大允许干扰值-国家数字标准馆

现行

ITU-R SA.1743

Maximum allowable degradation to radiocommunication links of the space research and space operation services arising from interference from emissions and radiations from other radio sources
空间研究和空间运行服务的无线电通信链路因其他无线电源的发射和辐射的干扰而受到的最大允许降级

2006-03-19

现行

ITU-R SA.1743

Maximum allowable degradation to radiocommunication links of the space research and space operation services arising from interference from emissions and radiations from other radio sources
空间研究和空间运行服务的无线电通信链路因其他无线电源的发射和辐射的干扰而受到的最大允许降级

2006-03-19

现行

ITU-R SF.356

Maximum allowable values of interference from line-of-sight radio-relay systems in a telephone channel of a system in the fixed-satellite service employing frequency modulation, when the same frequency bands are shared by both systems
当两个系统共享相同的频带时采用频率调制的固定卫星服务系统的电话信道中视线无线电中继系统的最大允许干扰值

1978-07-01

现行

ITU-R SF.356

Maximum allowable values of interference from line-of-sight radio-relay systems in a telephone channel of a system in the fixed-satellite service employing frequency modulation, when the same frequency bands are shared by both systems
当两个系统共享相同的频带时采用频率调制的固定卫星服务系统的电话信道中视线无线电中继系统的最大允许干扰值

1978-07-01