WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD, CLUSTERING MANAGEMENT APPARATUS, AND PROGRAM
A wireless communication system according to the present disclosure comprises a central station, a base station, and a terminal station configured to enable wireless inter-terminal station communication. The terminal station transmits information regarding wireless quality and information regarding a service in use to the base station. The base station clusters the terminal station according to clustering control information received from the central station. Also, the base station transmits information received from the terminal station and information regarding a wireless environment of the terminal station to the central station. The central station learns clustering, based on information received from the base station, such that required wireless quality corresponding to the service in use by the terminal station is satisfied, and transmits information regarding learned clustering to the base station as the clustering control information.
1 . A wireless communication system comprising:
a central station;
a base station that communicates with the central station; and
a terminal station configured to enable wireless inter-terminal station communication that wirelessly communicates with the base station,
wherein the terminal station is configured to:
transmit information regarding wireless quality and information regarding a service in use to the base station,
the base station is configured to:
cluster the terminal station according to clustering control information received from the central station, and
transmit information received from the terminal station and information regarding a wireless environment of the terminal station to the central station, and
the central station is configured to:
learn clustering, based on information received from the base station, such that required wireless quality corresponding to the service in use by the terminal station is satisfied, and
transmit information regarding learned clustering to the base station as the clustering control information.
2 . The wireless communication system according to claim 1 , wherein
the terminal station is configured to:
calculate a packet error rate from a propagation loss in a current clustering state of the terminal station, a fading environment of the terminal station, and an allocated power to a user stream of the terminal station;
calculate a delay time from a transmission scheme currently used by the terminal station, the packet error rate, and an average retransmission time; and
transmit the delay time as the information regarding the wireless quality.
3 . The wireless communication system according to claim 1 , wherein
the base station is configured to:
transmit at least one of information regarding a strength of a received signal power from the terminal station, information regarding an obstacle affecting communication with the terminal station, and information regarding a surrounding environment affecting communication with the terminal station as the information regarding the wireless environment of the terminal station.
4 . A wireless communication method using a terminal station configured to enable wireless inter-terminal station communication, the wireless communication method comprising:
transmitting information regarding wireless quality and information regarding a service in use from the terminal station to a base station that wirelessly communicates with the terminal station;
transmitting information transmitted from the terminal station to the base station and information regarding a wireless environment of the terminal station from the base station to a central station that communicates with the base station;
learning clustering, based on information transmitted from the base station to the central station, such that required wireless quality corresponding to the service in use by the terminal station is satisfied;
transmitting information regarding learned clustering from the central station to the base station as clustering control information; and
clustering the terminal station according to the clustering control information received transmitted from the central station to the base station.
5 . The wireless communication method according to claim 4 , wherein
the transmitting the information regarding the wireless quality from the terminal station to the base station includes:
calculating a packet error rate from a propagation loss in a current clustering state of the terminal station, a fading environment of the terminal station, and an allocated power to a user stream of the terminal station;
calculating a delay time from a transmission scheme currently used by the terminal station, the packet error rate, and an average retransmission time; and
transmitting the delay time as the information regarding the wireless quality.
6 . The wireless communication method according to claim 4 , wherein
the transmitting the information regarding the wireless environment of the terminal station from the base station to the central station includes:
transmitting at least one of information regarding a strength of a received signal power from the terminal station received by the base station, information regarding an obstacle affecting communication between the base station and the terminal station, and information regarding a surrounding environment affecting communication between the base station and the terminal station as the information regarding the wireless environment of the terminal station.
7 . A clustering management apparatus for managing clustering of a terminal station configured to enable wireless inter-terminal station communication, the clustering management apparatus comprising:
one or more processors; and
a program memory coupled to the one or more processors and storing executable instructions,
wherein the instructions configured to cause the one or more processors to:
acquire information regarding wireless quality of the terminal station, information regarding a service in use by the terminal station, and information regarding a wireless environment of the terminal station from a base station that wirelessly communicates with the terminal station;
learn clustering, based on information received from the base station, such that required wireless quality corresponding to the service in use by the terminal station is satisfied; and
transmit information regarding learned clustering to the base station.
8 . (canceled)
9 . A non-transitory computer-readable storage medium storing a program configured to cause a computer to execute:
acquire information regarding wireless quality of a terminal station configured to enable wireless inter-terminal station communication, information regarding a service in use by the terminal station, and information regarding a wireless environment of the terminal station from a base station that wirelessly communicates with the terminal station;
learn clustering, based on information received from the base station, such that required wireless quality corresponding to the service in use by the terminal station is satisfied; and
transmit information regarding learned clustering to the base station.