Device

Abstract

[Object] To enable a frequency band shared between wireless communication of a cellular system and wireless communication conforming to a wireless LAN standard to be more appropriately used in the cellular system. [Solution] There is provided a device including an acquisition unit configured to acquire information indicating a terminal device which is a device candidate for performing wireless communication of a cellular system using a frequency band shared between the wireless communication of the cellular system and wireless communication conforming to a wireless local area network (LAN) standard, and a control unit configured to notify the terminal device that the terminal device is the device candidate.

1 . A method for a first base station, the method comprising:
 communicating with a user equipment configured to aggregate a primary component carrier served by the first base station, and a secondary component carrier served by a second base station which is different from the first base station, wherein the primary component carrier is operated in a licensed frequency band and the secondary component carrier is operated in an unlicensed frequency band;   transmitting, by Radio Resource Control (RRC) signaling to the user equipment, information indicating a duration used for measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station; and   receiving, from the user equipment, a measurement report including a result of measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, wherein the measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station is performed based on the information indicating the duration by the user equipment.   
     
     
         2 . The method according to  claim 1 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station,   Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, or   both of the RSRP and the RSRQ.   
     
     
         3 . The method according to  claim 1 , wherein the unlicensed frequency band is not licensed for cellular communication only. 
     
     
         4 . The method according to  claim 1 , wherein the unlicensed frequency band includes a shared frequency band. 
     
     
         5 . The method according to  claim 1 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station.   
     
     
         6 . The method according to  claim 1 , wherein the result of the measurement includes:
 Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station.   
     
     
         7 . A first base station comprising:
 a transceiver; and   processing circuitry coupled to the transceiver, the processing circuitry is configured to:
 communicate with a user equipment configured to aggregate a primary component carrier served by the first base station, and a secondary component carrier served by a second base station which is different from the first base station, wherein the primary component carrier is operated in a licensed frequency band and the secondary component carrier is operated in an unlicensed frequency band; 
 transmit, by Radio Resource Control (RRC) signaling to the user equipment, information indicating a duration used for measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station; and 
 receive, from the user equipment, a measurement report including a result of measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, wherein the measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station is performed based on the information indicating the duration by the user equipment. 
   
     
     
         8 . The first base station according to  claim 7 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station,   Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, or   both of the RSRP and the RSRQ.   
     
     
         9 . The first base station according to  claim 7 , wherein the unlicensed frequency band is not licensed for cellular communication only. 
     
     
         10 . The first base station according to  claim 7 , wherein the unlicensed frequency band includes a shared frequency band. 
     
     
         11 . The first base station according to  claim 7 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station.   
     
     
         12 . The first base station according to  claim 7 , wherein the result of the measurement includes:
 Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station.   
     
     
         13 . A non-transitory computer-readable storage medium storing executable instructions which when executed by circuitry cause a method for a first base station to be performed, the method comprising:
 communicating with a user equipment configured to aggregate a primary component carrier served by the first base station, and a secondary component carrier served by a second base station which is different from the first base station, wherein the primary component carrier is operated in a licensed frequency band and the secondary component carrier is operated in an unlicensed frequency band;   transmitting, by Radio Resource Control (RRC) signaling to the user equipment, information indicating a duration used for measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station; and   receiving, from the user equipment, a measurement report including a result of measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, wherein the measurement on the secondary component carrier operated in the unlicensed frequency band and served by the second base station is performed based on the information indicating the duration by the user equipment.   
     
     
         14 . The non-transitory computer-readable storage medium according to  claim 13 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station,   Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, or   both of the RSRP and the RSRQ.   
     
     
         15 . The non-transitory computer-readable storage medium according to  claim 13 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station,   Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station, or   both of the RSRP and the RSRQ.   
     
     
         16 . The non-transitory computer-readable storage medium according to  claim 13 , wherein the unlicensed frequency band is not licensed for cellular communication only. 
     
     
         17 . The non-transitory computer-readable storage medium according to  claim 13 , wherein the unlicensed frequency band includes a shared frequency band. 
     
     
         18 . The non-transitory computer-readable storage medium according to  claim 13 , wherein the result of the measurement includes:
 Reference Signal Received Power (RSRP) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station.   
     
     
         19 . The non-transitory computer-readable storage medium according to  claim 13 , wherein the result of the measurement includes:
 Reference Signal Received Quality (RSRQ) of one or more signals transmitted on the secondary component carrier operated in the unlicensed frequency band and served by the second base station.