TERMINAL IN COMMUNICATION SYSTEM AND METHOD FOR CONTROLLING SAME

• US 20140206414A1
• Filed: 08/10/2012
• Published: 07/24/2014
• Est. Priority Date: 08/12/2011
• Status: Active Grant

• Current Assignee: Mindset Licensing LLC (IP Edge LLC)
• Original Assignee: Ajou University Industry
• Inventors: Oh, Seong-Keun, Lee, Min
• Granted Patent: US 9,961,564 B2
• Time in Patent Office: Days
• US Class Current: 455/562.1
• CPC Class Codes: H04B 7/022 Site diversity; Macro-diversity using two or more spaced independent antennas H04B7/04
• CPC Class Codes: H04B 7/0404 the mobile station comprising multiple antennas, e.g. to provide uplink diversity
• CPC Class Codes: H04B 7/0617 for beam forming
• CPC Class Codes: H04B 7/0669 using different channel coding between antennas space-time coding H04L1/0618
• CPC Class Codes: H04B 7/0671 using different delays between antennas
• CPC Class Codes: H04B 7/0689 using different transmission schemes, at least one of them being a diversity transmission scheme
• CPC Class Codes: H04B 7/0871 using different reception schemes, at least one of them being a diversity reception scheme
• CPC Class Codes: H04W 16/28 using beam steering
• CPC Class Codes: H04W 36/0027 for a plurality of data sessions of end-to-end connections, e.g. multi-call or multi-bearer end-to-end data connections
• CPC Class Codes: H04W 88/10 adapted for operation in multiple networks, e.g. multi-mode access points

Abstract

A terminal for communicating with at least one communication device is disclosed. A terminal according to the present invention comprises an antenna unit having at least one antenna; and a controlling unit for: determining at least one communication device; determining an antenna individual operation mode of each of the at least one antennas; determining at least one antenna for communication with each of the at least one communication devices from among the at least one antennas; determining a combination operation mode of an antenna set which includes at least two antennas for each of some or all of the communication devices performing communication using the antenna set when communication is performed using at least two antennas for each of some or all of the at least one communication devices; and controlling transmission and reception of data with at least one communication device by using at least one antenna for communication with each of the at least one communication devices according to an antenna individual operation mode of each antenna or to the antenna individual operation mode of each antenna and a combination operation mode of an antenna set for each communication device.

Claims

1. A terminal for communicating with at least one communication node, comprising:

an antenna unit configured to equip with at least one antenna; and

a controller configured to determine the at least one communication node, to determine an antenna element operation mode of each of the at least one antenna, to determine at least one antenna among the at least one antenna, for communicating with each of the at least one communication node, to determine a combined operation mode of an antenna set for each of a part or all of the at least one communication node with which the terminal communicates through the antenna set which consists of at least two antennas, when the terminal communicates with each of the part or all of the at least one communication node through the at least two antennas, and to control transmission/reception of data to/from the at least one communication node through the at least one antenna for communicating with each of the at least one communication node using the antenna element operation mode of each of the at least one antenna, or using both the antenna element operation mode of each of the at least one antenna and the combined operation mode of the antenna set for each of the at least one communication node.

2. The terminal of claim 1, wherein the antenna element operation mode of each of the at least one antenna is determined according to an element antenna on-off state, an element antenna beam pattern, and an element antenna signal transmission/reception scheme;

and

wherein the combined operation mode of the antenna set for each of the at least one communication node is determined according to a combined beam pattern, and a combining signal transmission/reception scheme.

3. The terminal of claim 1, wherein the antenna element operation mode of each of the at least one antenna includes an element antenna omni-directional mode, an element antenna directional mode, an element antenna directional diversity mode, an element antenna directional multiplexing mode, and an element antenna off mode;

and

wherein the combined operation mode of the antenna set for each of the at least one communication node includes a combined omni-directional mode, a combined directional mode, a combined diversity mode, a combined multiplexing mode, a combined diversity-multiplexing hybrid mode, and a combined Cyclic Delay Diversity (CDD) mode.

4. The terminal of claim 1, wherein a part or all of the at least one antenna is used commonly for the part or all of the at least one communication node, or a part or all of resource is shared for the part or all of the at least one communication node.

5. The terminal of claim 1, wherein Radio Access Technologies (RATs) of the part or all of the at least one communication node are identical or different one another.

6. The terminal of claim 1, wherein the controller determines the antenna element operation mode of each of the at least one communication node or each of the at least one antenna, or determines the combined operation mode of the at least one antenna for communicating with each of the at least one communication node or the antenna set for each of the at least one communication node, based on at least one of a moving speed, a channel condition, an external input, a channel information use method, a service condition, a user profile, and an access condition,

wherein the moving speed is a speed factor according to movement of the terminal, and includes an absolute speed, a relative speed, and an acceleration, the channel condition is a quality factor for determining the channel characteristic between the at least one communication node and the terminal including a multi-antenna situation, the external input is an external information which a user directly inputs, the channel information use method is a method in which channel quality information or channel state information between the at least one communication node and the terminal is used, the service condition includes at least one of a user service requirement, an service environment, and a calling plan, the user profile includes at least one of a user preference and a terminal profile, and the access condition is an access environmental factor between the at least one communication node and the terminal, and includes at least one of an available RAT type, the number of available communication nodes for each RAT, the availability of each communication node, a load condition of each communication node, an access purpose, and an access format.

7. A control method of a terminal which equips with at least one antenna for communicating with at least one communication node, comprising:

determining the at least one communication node;

determining an antenna element operation mode of each of the at least one antenna;

determining at least one antenna among the at least one antenna, for communicating with each of the at least one communication node;

determining a combined operation mode of an antenna set for each of a part or all of the at least one communication node with which the terminal communicates through the antenna set which consists of at least two antennas, when the terminal communicates with each of the part or all of the at least one communication node through the at least two antennas; and

transmitting/receiving data to/from the at least one communication node through the at least one antenna for communicating with each of the at least one communication node using the antenna element operation mode of each of the at least one antenna, or using both the antenna element operation mode of each of the at least one antenna and the combined operation mode of the antenna set for each of the at least one communication node.

8. The control method of claim 7, wherein the antenna element operation mode of each of the at least one antenna is determined according to an element antenna on-off state, an element antenna beam pattern, and an element antenna signal transmission/reception scheme;

and

wherein the combined operation mode of the antenna set for each of the at least one communication node is determined according to a combined beam pattern, and a combining signal transmission/reception scheme.

9. The control method of claim 7, wherein the antenna element operation mode of each of the at least one antenna includes an element antenna omni-directional mode, an element antenna directional mode, an element antenna directional diversity mode, an element antenna directional multiplexing mode, and an element antenna off mode;

and

wherein the combined operation mode of the antenna set for each of the at least one communication node includes a combined omni-directional mode, a combined directional mode, a combined diversity mode, a combined multiplexing mode, a combined diversity-multiplexing hybrid mode, and a combined Cyclic Delay Diversity (CDD) mode.

10. The control method of claim 7, wherein a part or all of the at least one antenna is used commonly for the part or all of the at least one communication node, or a part or all of resource is shared for the part or all of the at least one communication node.

11. The control method of claim 7, wherein RATs of the part or all of the at least one communication node are identical or different one another.

12. A control method of a terminal which equips with at least one antenna for communicating with at least one communication node, comprising:

including at least one of;

changing an antenna element operation mode of each of the at least one antenna of the terminal;

changing the at least one communication node with which the terminal communicates;

changing at least one antenna among the at least one antenna of the terminal, for communicating with each of the at least one communication node;

changing a combined operation mode of an antenna set for each of a part or all of the at least one communication node with which the terminal communicates through the antenna set which consists of at least two antennas when the terminal communicates with each of the part or all of the at least one communication node through the at least two antennas; and

changing a common use configuration of a part or all of the at least one antenna for the part or all of the at least one communication node, or changing a sharing configuration of a part or all of resource for the part or all of the at least one communication node; and

transmitting/receiving data to/from at least one communication node through the at least one antenna for communicating with each of at least one communication node using the antenna element operation mode of each of the at least one antenna, or using both the antenna element operation mode of each of the at least one antenna and the combined operation mode of the antenna set for each of the at least one communication node.

13. The control method of claim 12, wherein changing the antenna element operation mode of each of the at least one antenna comprises changing at least one of an element antenna on-off state, an element antenna beam pattern, and an element antenna signal transmission/reception scheme;

and

wherein changing the combined operation mode of each of the antenna set for each of the changed at least one communication node with which the terminal communicates comprises changing at least one of the combined beam pattern and a combining signal transmission/reception scheme.

14. The control method of claim 12, wherein the antenna element operation mode of each of the at least one antenna includes an element antenna omni-directional mode, an element antenna directional mode, an element antenna directional diversity mode, an element antenna directional multiplexing mode, and an element antenna off mode;

and

wherein the combined operation mode of the antenna set for each of the at least one communication node includes a combined omni-directional mode, a combined directional mode, a combined diversity mode, a combined multiplexing mode, a combined diversity-multiplexing hybrid mode, and a combined Cyclic Delay Diversity (CDD) mode.

15. The control method of claim 12, wherein changing the at least one communication node comprises changing the at least one communication node so that RATs of the part or all of the at least one communication node are identical or different.

16. A terminal for communicating with at least one communication node, comprising:

an antenna unit configured to equip with at least one antenna; and

a controller configured to change at least one of;

an antenna element operation mode of each of the at least one antenna of the terminal,

the at least one communication node with which the terminal communicates,

at least one antenna among the at least one antenna, for communicating with each of the at least one communication node,

a combined operation mode of an antenna set for each of a part or all of the at least one communication node with which the terminal communicates through the antenna set which consists of at least two antennas, when the terminal communicates with each of the part or all of the at least one communication node through the at least two antennas, and

a common use configuration of a part or all of the at least one antenna for the part or all of the at least one communication node, or a sharing configuration of a part or all of resource for the part or all of the at least one communication node, and

configured to transmit/receive data to/from at least one communication node through the at least one antenna for communicating with each of at least one communication node using the antenna element operation mode of each of the at least one antenna, or using both the antenna element operation mode of each of the at least one antenna and the combined operation mode of the antenna set for each of the at least one communication node.

17. The terminal of claim 16, wherein the controller changes the antenna element operation mode of each of the at least one antenna by changing at least one of an element antenna on-off state, an element antenna beam pattern, and an element antenna signal transmission/reception scheme;

and

wherein the controller changes the combined operation mode of each of the antenna set for each of the changed at least one communication node with which the terminal communicates by changing at least one of the combined beam pattern and a combining signal transmission/reception scheme.

18. The terminal of claim 16, wherein the antenna element operation mode of each of the at least one antenna includes an element antenna omni-directional mode, an element antenna directional mode, an element antenna directional diversity mode, an element antenna directional multiplexing mode, and an element antenna off mode;

and

wherein the combined operation mode of the antenna set for each of the at least one communication node includes a combined omni-directional mode, a combined directional mode, a combined diversity mode, a combined multiplexing mode, a combined diversity-multiplexing hybrid mode, and a combined Cyclic Delay Diversity (CDD) mode.

19. The terminal of claim 16, wherein the controller changes the at least one communication node by changing the at least one communication node so that RATs of the part or all of the at least one communication node are identical or different.