Communication control device, communication control method, terminal communication control device, communication control method, terminal device, and information processing apparatus

A communication control device comprising:

• an acquisition unit configured to acquire first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method;
• and
• a communication control unit configured to announce the first information,
• wherein the resource for random access identified from the first information is common among the plurality of TDD configurations.

A communication control device comprising:

• an acquisition unit configured to acquire first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method;
• and
• a communication control unit configured to announce the first information,
• wherein the resource for random access with respect to each of the plurality of TDD configurations, which is identified from the first information, is an uplink resource, regardless of which one of the plurality of TDD configurations is set.

A terminal device comprising:

• an acquisition unit configured to acquire second information, when a base station announces first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method, and a base station reports the second information for identifying a resource for random access with respect to each of the plurality of TDD configurations;
• and
• a communication control unit configured to execute a random access procedure, using the resource for random access identified from the second information with respect to the TDD configuration which is set from among the plurality of TDD configurations,
• wherein the resource for random access with respect to each of the plurality of TDD configurations, which is identified from the second information, includes the resource for random access with respect to any of the plurality of TDD configurations, which is identified from the first information.

An information processing apparatus comprising:

• a memory that stores a predetermined program;
• and
• a processor configured to execute the predetermined program,
• wherein the predetermined program is a program for executing
• acquiring second information, when a base station announces first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method, and a base station reports the second information for identifying a resource for random access with respect to each of the plurality of TDD configurations, and
• executing a random access procedure, using the resource for random access identified from the second information with respect to the TDD configuration which is set from among the plurality of TDD configurations, and
• wherein the resource for random access with respect to each of the plurality of TDD configurations, which is identified from the second information, includes the resource for random access with respect to any of the plurality of TDD configurations, which is identified from the first information.

A terminal device comprising:

• an acquisition unit configured to acquire second information, when a base station announces first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method, and a base station reports the second information for identifying a resource for random access with respect to each of the plurality of TDD configurations;
• and
• a communication control unit configured to execute a random access procedure, using the resource for random access identified from the second information with respect to the TDD configuration which is set from among the plurality of TDD configurations,
• wherein the resource for random access identified from the first information is common among the plurality of TDD configurations.

An information processing apparatus comprising:

• a memory that stores a predetermined program;
• and
• a processor configured to execute the predetermined program,
• wherein the predetermined program is a program for executing
• acquiring second information, when a base station announces first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method, and a base station reports the second information for identifying a resource for random access with respect to each of the plurality of TDD configurations, and
• executing a random access procedure, using the resource for random access identified from the second information with respect to the TDD configuration which is set from among the plurality of TDD configurations, and
• wherein the resource for random access identified from the first information is common among the plurality of TDD configurations.

A terminal device comprising:

• an acquisition unit configured to acquire second information, when a base station announces first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method, and a base station reports the second information for identifying a resource for random access with respect to each of the plurality of TDD configurations;
• and
• a communication control unit configured to execute a random access procedure, using the resource for random access identified from the second information with respect to the TDD configuration which is set from among the plurality of TDD configurations,
• wherein the resource for random access with respect to each of the plurality of TDD configurations, which is identified from the first information, is an uplink resource, regardless of which one of the plurality of TDD configurations is set.

An information processing apparatus comprising:

• a memory that stores a predetermined program;
• and
• a processor configured to execute the predetermined program,
• wherein the predetermined program is a program for executing
• acquiring second information, when a base station announces first information for identifying a resource for random access with respect to each of a plurality of TDD configurations each indicating a link direction of each subframe in a radio frame of a time division duplex (TDD) method, and a base station reports the second information for identifying a resource for random access with respect to each of the plurality of TDD configurations, and
• executing a random access procedure, using the resource for random access identified from the second information with respect to the TDD configuration which is set from among the plurality of TDD configurations, and
• wherein the resource for random access with respect to each of the plurality of TDD configurations, which is identified from the first information, is an uplink resource, regardless of which one of the plurality of TDD configurations is set.