a subscriber radio access system in which it becomes possible to facilitate communications for realizing high throughput and by which a radio lan communication can be realized even if a radio link section is longer according to the csma protocol on ethernet is provided . the subscriber radio access system includes plural transceiver terminals ; and a base station linked to each of the plural transceiver terminals via a radio communication channel , wherein one of the plural transceiver terminals communicates to the other transceiver terminal with an ethernet packet employing a carrier sense multiple access protocol , of which a packet length is corrected to correspond to a transmission delay time between the one and other transceiver .