Patent ID: 8046027
Filing Date: 2011-10-25
Classification: H04B,H04W

Abstract:
1. A wireless communication base station sharing apparatus for sharing one antenna between a main system and a subsystem comprising: a first signal combiner/distributor connected to a transmission/reception signal line of a main system duplexer through a first port, for distributing a signal received through the first port to second and third ports, and combining signals received through the second and third ports according to the phases of the signals and outputting the combined signal through the first port or a fourth port; a second signal combiner/distributor connected to a transmission reception signal line of a subsystem duplexer through a fifth port and connected to the antenna through a eighth port, for distributing a signal received through the fifth port to sixth and seventh ports, and combining signals received through the sixth and seventh ports according to the phases of the signals and outputting the combined signal through the fifth port or eight port; a first filter provided in a signal port between the second port of the first signal combiner/distributor and the sixth port of the second signal combiner/distributor; and a second filter provided in a signal port between the third port of the first signal combiner/distributor and the seventh port of the second signal combiner/distributor.