Coordinated set selecting method and device
First Claim
1. A cooperating set selection method for a wireless communication system, comprising the steps of:
- determining a transmission mode utilized by the wireless communication system,wherein the transmission mode is Joint Processing or Coordinated Scheduling/Beamforming; and
selecting, using circuitry, a cooperating set based on a cooperating set selection mechanism corresponding to the transmission mode utilized by the wireless communication system, whereinthe transmission mode of Joint Processing and the transmission mode of Coordinated Scheduling/Beamforming correspond to different cooperating set selection mechanisms respectively,the wireless communication system comprises a homogeneous network and a heterogeneous network, andin the selection of the cooperating set, different cooperating set selection mechanisms for the homogeneous network and the heterogeneous network respectively are utilized further according to different interference characteristics of the homogeneous network and the heterogeneous network,in a case that the transmission node of Coordinated Scheduling/Beamforming is utilized by the wireless communication system, the corresponding cooperating set selection mechanism is cell-specific according to which a same cooperating set is selected for terminals in a same cell.
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Abstract
Disclosed are a coordinated set selecting method and device, which are applicable to a wireless communication system. The coordinated set selecting method comprises the following steps: determining a transmission manner adopted by a wireless communication system, the transmission manner being joint processing or coordinated scheduling/beamforming; and, directed to the transmission manner adopted by the wireless communication system, selecting a coordinated set according to a coordinated set selecting mechanism adapting to the transmission manner. According to the technical solution of the present invention, by considering transmission characteristics of different transmission manners, a reasonable coordinated set is selected to perform coordinated multi-point transmission.
9 Citations
19 Claims
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1. A cooperating set selection method for a wireless communication system, comprising the steps of:
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determining a transmission mode utilized by the wireless communication system, wherein the transmission mode is Joint Processing or Coordinated Scheduling/Beamforming; and selecting, using circuitry, a cooperating set based on a cooperating set selection mechanism corresponding to the transmission mode utilized by the wireless communication system, wherein the transmission mode of Joint Processing and the transmission mode of Coordinated Scheduling/Beamforming correspond to different cooperating set selection mechanisms respectively, the wireless communication system comprises a homogeneous network and a heterogeneous network, and in the selection of the cooperating set, different cooperating set selection mechanisms for the homogeneous network and the heterogeneous network respectively are utilized further according to different interference characteristics of the homogeneous network and the heterogeneous network, in a case that the transmission node of Coordinated Scheduling/Beamforming is utilized by the wireless communication system, the corresponding cooperating set selection mechanism is cell-specific according to which a same cooperating set is selected for terminals in a same cell. - View Dependent Claims (2, 3, 4, 5, 6, 14, 15)
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7. A cooperating set selection apparatus for a wireless communication system, comprising:
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circuitry configured to; determine a transmission mode utilized by the wireless communication system, wherein the transmission mode is Joint Processing or Coordinated Scheduling/Beamforming; and select a cooperating set based on a cooperating set selection mechanism corresponding to the transmission mode utilized by the wireless communication system, wherein the transmission mode of Joint Processing and the transmission mode of Coordinated Scheduling/Beamforming correspond to different cooperating set selection mechanisms respectively, the wireless communication system comprises a homogeneous network and a heterogeneous network, and in the selection of the cooperating set, different cooperating set selection mechanisms for the homogeneous network and the heterogeneous network respectively are utilized further according to different interference characteristics of the homogeneous network and the heterogeneous network, in a case that the transmission mode of Coordinated Scheduling/Beamforming is utilized by the wireless communication system, the corresponding cooperating set selection mechanism is cell-specific according to which a same cooperating set is selected for terminals in a same cell. - View Dependent Claims (8, 9, 10, 11, 12, 16)
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13. A non-transitory computer readable medium having computer executable instructions stored thereon, which when executed by the computer cause the computer to perform a cooperating set selection method for a wireless communication system, the method comprising:
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determining a transmission mode utilized by the wireless communication system, wherein the transmission mode is Joint Processing or Coordinated Scheduling/Beamforming; and selecting a cooperating set based on a cooperating set selection mechanism corresponding to the transmission mode utilized by the wireless communication, system, wherein the transmission mode of Joint Processing and the transmission mode of Coordinated Scheduling/Beamforming correspond to different cooperating set selection mechanisms respectively, the wireless communication system comprises a homogeneous network and a heterogeneous network, and in the selection of the cooperating set, different cooperating set selection mechanisms for the homogeneous network and the heterogeneous network respectively are utilized further according to different interference characteristics of the homogeneous network and the heterogeneous network, in a case that the transmission mode of Coordinated Scheduling/Beamforming is utilized by the wireless communication system, the corresponding cooperating set selection mechanism is cell-specific according to which a same cooperating set is selected for terminals in a same cell. - View Dependent Claims (17)
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18. A communication terminal in a wireless communication system, comprising:
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circuitry configured to communicate with a cell in a cooperating set based on a transmission mode utilized by the wireless communication system, the transmission node being Joint Processing or Coordinated Scheduling/Beamforming, wherein the cooperating set is selected based on a cooperating set selection mechanism corresponding to the transmission mode utilized by the wireless communication system, the transmission node of Joint Processing or Coordinated Scheduling/Beamforming corresponds to different cooperating set selection mechanisms respectively; the wireless communication system comprises a homogeneous network and a heterogeneous network, and in the selection of the cooperating set, different cooperating set selection mechanism for the homogeneous network or the heterogeneous network is utilized further according to different interference characteristics of the homogeneous network and the heterogeneous network, in a case that the transmission node of Coordinated Scheduling/Beamforming is utilized by the wireless communication system, the corresponding cooperating set selection mechanism is cell-specific according to which a same cooperating set is selected for terminals in a same cell. - View Dependent Claims (19)
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Specification