Patent ID: 7796891
Filing Date: 2010-09-14
Classification: H04B,H04H,H04W

Abstract:
1. A radio-over-fiber (ROF) system for supporting a plurality of services, the system comprising: a central access platform (CAP) and a remote access unit (RAU); wherein the RAU includes a plurality of signal filtering/separating/combining units, which wirelessly emit the converted TDD downward signal and FDD/broadcasting downward electric signals through an antenna, and which separate wirelessly-received TDD upward signal and FDD upward signal from each other: wherein the FDD/broadcasting downward signals have separately established frequency bands, and wherein the optical circulator means includes a first circulator that is separately coupled to inward and downward signals of the TDD service and a second circulator coupled to both the FDD service and the broadcasting service.