A communication system and a communication method using relay terminals are provided.
A communication system includes a base station, a target terminal transmitting uplink data to …

A wireless communications system including a base station, a relay device, and a terminal
device. The terminal device is operable to receive from the base station an allocation of …

A base station includes a reception unit, a channel allocation unit, a relay channel
designation unit, and a transmission unit. The reception unit receives a signal from a …

A wireless communications system including a base station, a relay device, and a terminal
device. The terminal device can transmit one or more first type access request messages to …

A wireless communications system including a base station, a relay device, and a terminal
device. The terminal device can transmit one or more first type access request messages to …

(57) ABSTRACT A wireless communications system including a base station, a relay device,
and a terminal device. The terminal device can transmit one or more first type access …

A relay station, that relays wireless communication between a wireless base station and a
mobile terminal, includes a processor that detects a connection state of a first link between …

A wireless communication system and a relay station and a wireless communication device
thereof are provided. The wireless communication system includes at least a base station, at …

(57) ABSTRACT A radio relay method for relaying signal transmitted and received between
a base station apparatus and a mobile sta tion apparatus, the radio relay method including …

A relay node (RN) apparatus for transmitting and receiving a signal according to a link mode
in a wireless communication system and a method thereof are disclosed. A processor …