链路预算介绍

Introduction To Link Budgets
Introduction To Link Budgets
(http://www.satcom.co.uk/article.asp?article=21) | |
|Link Budgets |
|[pic] |
|Need to determine/analyse link performance (e.g Bit Error Rate |
|(BER) or Packet Loss Rate) in terms of: |
|Transmit power |
|Antenna parameters (e.g. gain) |
|Received system noise levels (usually specified as noise |
|temperature) |
|Other factors (e.g. propagation losses, interference, |
|intermodulation) |
|Consider an isotropic ant