WIRELESS COMMUNICATION SYSTEM AND WIRELESS TERMINAL DEVICE

• US 20120122409A1
• Filed: 01/23/2012
• Published: 05/17/2012
• Est. Priority Date: 11/10/2006
• Status: Active Grant

• Current Assignee: Fujitsu Limited
• Original Assignee: Fujitsu Limited
• Inventors: ODE, Takayoshi
• Granted Patent: US 9,549,314 B2
• Time in Patent Office: Days
• US Class Current: 455/71
• CPC Class Codes: H04W 72/0453 Resources in frequency domain, e.g. a carrier in FDMA
• CPC Class Codes: H04W 72/20 Control channels or signalling for resource management
• CPC Class Codes: H04W 72/51 based on terminal or device properties
• CPC Class Codes: H04W 8/22 Processing or transfer of terminal data, e.g. status or physical capabilities
• CPC Class Codes: H04W 8/24 Transfer of terminal data

Abstract

A wireless communication system corresponding to a wireless terminal device in which at least one of a first frequency bandwidth for use in an up link and a second frequency bandwidth for use in a down link is variable, including a capability information reception unit capable of receiving and extracting terminal capability information transmitted from the wireless terminal device and related to capability of the wireless terminal device; a category designation unit capable of designating a terminal category to which the wireless terminal device belongs, based on the terminal capability information received and extracted by the capability information reception unit; and a link setting unit capable of setting a link to the wireless terminal device and transmitting a control signal depending on the link setting to the wireless terminal device, based on the terminal category designated by the category designation unit.

Claims

1. A wireless communication system corresponding to a wireless terminal device in which at least one of a first frequency bandwidth for use in an up link and a second frequency bandwidth for use in a down link is variable, comprising:

a capability information reception unit capable of receiving and extracting terminal capability information transmitted from the wireless terminal device and related to capability of the wireless terminal device;

a category designation unit capable of designating a terminal category to which the wireless terminal device belongs, based on the terminal capability information received and extracted by the capability information reception unit; and

a link setting unit capable of setting a link to the wireless terminal device and transmitting a control signal depending on the link setting to the wireless terminal device, based on the terminal category designated by the category designation unit.

2. A wireless communication system corresponding to a wireless terminal device in which at least one of a first frequency bandwidth for use in an up link and a second frequency bandwidth for use in a down link is variable, comprising:

a capability information reception unit receiving and extracting terminal capability information transmitted from the wireless terminal device and related to capability of the wireless terminal device;

a category designation unit capable of designating a terminal category to which the wireless terminal device belongs, based on the terminal capability information received and extracted by the capability information reception unit; and

a scheduling unit capable of scheduling on a basis of the terminal category designated by the category designation unit for selecting a wireless terminal device to communicate with from among wireless terminal devices.

3. A wireless communication system corresponding to a wireless terminal device in which at least one of a first frequency bandwidth for use in an up link and a second frequency bandwidth for use in a down link is variable, comprising:

a category information reception unit capable of receiving and extracting terminal category information transmitted from the wireless terminal device and indicating a terminal category to which the wireless terminal device belongs; and

a link setting unit capable of setting a link to the wireless terminal device according to the terminal category information received and extracted by the category information reception unit, and transmitting a control signal corresponding to the link setting to the wireless terminal device.

4. A wireless communication system corresponding to a wireless terminal device in which at least one of a first frequency bandwidth for use in an up link and a second frequency bandwidth for use in a down link is variable, comprising:

a category information reception unit capable of receiving and extracting terminal category information transmitted from a terminal and indicating a terminal category to which the wireless terminal device belongs; and

a scheduling unit capable of scheduling according to the terminal category information received and extracted by the category information reception unit for selecting a wireless terminal device to communicate with from among wireless terminal devices.