US Patent Application 18011007. CARRIER AGGREGATION WITH UPLINK CARRIER SELECTION simplified abstract

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CARRIER AGGREGATION WITH UPLINK CARRIER SELECTION

Organization Name

QUALCOMM Incorporated


Inventor(s)

Wentao Zhang of Beijing (CN)


Bo Chen of Beijing (CN)


Mingkai Nan of Beijing (CN)


Hao Xu of Beijing (CN)


CARRIER AGGREGATION WITH UPLINK CARRIER SELECTION - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 18011007 Titled 'CARRIER AGGREGATION WITH UPLINK CARRIER SELECTION'

Simplified Explanation

The abstract discusses the concept of carrier aggregation, specifically focusing on the selection of an uplink component carrier. It suggests that the uplink component carrier can be chosen independently of the downlink carriers, meaning it does not have to be in the same frequency band. This flexibility allows for better optimization of network traffic and can improve the service quality for uplink traffic. The decision to implement this flexible selection is based on factors such as network traffic and specific use cases. For example, if the data throughput requirement for downlink traffic is high, the component carriers selected for downlink may not be suitable for uplink traffic. Therefore, different component carrier bands may be chosen for uplink traffic compared to downlink traffic.


Original Abstract Submitted

Aspects relate to carrier aggregation. Selection of an uplink component carrier for carrier aggregation may be flexible in the sense that the frequency band of the uplink component carrier need not be one of the frequency bands allocated for the downlink component carriers. Thus, in some aspects, an uplink component carrier may be decoupled from (e.g., independent of) the downlink carriers. A decision of whether to implement flexible uplink component carrier selection may be based on network traffic (e.g., particular traffic use cases). As one example, the data throughput requirement for downlink traffic may be relatively high, but the component carriers selected for the downlink traffic to provide this throughput might not provide a desired level of service for the uplink traffic. Thus, one or more component carrier bands selected for the uplink traffic may be different from any of the component carrier bands selected for the downlink traffic.