Patent ID: 9402236
Filing Date: 2016-07-26
CPC Classification: H04W

Claim Text:
1. A base station apparatus, comprising: a first radio device to form a first cell that a first frequency band is used; a second radio device to form a second cell that is overlaid with the first cell and is used a second frequency band different from the first frequency band; and a radio control device being directly or indirectly connected to the first radio device and to the second radio device, and to perform processing of signals transmitted to and received from the first radio device, and of signals transmitted to and received from the second radio device; wherein: the first radio device includes a first monitor and a first controller; the second radio device includes a second monitor and a second controller, the second monitor communicating with the first monitor via a communication path which does not pass through the radio control device; the first controller reduces a transmission rower of the first radio device when the first monitor receives a failure state of the second radio device via the communication path; and the second controller reduces a transmission power of the second radio device when the second monitor receives a failure status of the first radio device via the communication path.