A PUCCH resource allocation method in LTE-A
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- POTEVIO INFORMATION TECH CO LTD
- Publication Date
- 2019-06-28
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The present invention relates to the field of communication technology, in particular, to a method for configuring PUCCH resources in LTE-A. Background technique
[0002] In the LTE (Long Term Evolution, long-term evolution system) system, LTE-A (LTE-Advanced, advanced long-term evolution system) is an evolved version of LTE, in order to meet the LTE-A downlink peak speed of 1Gbps, uplink peak speed of 500Mbps requirements , it is necessary to provide a maximum transmission bandwidth of 100MHz, but due to the scarcity of continuous spectrum with such a large bandwidth, LTE-A proposes a carrier aggregation (Carrier Aggregation, CA) solution. The so-called carrier aggregation is to aggregate two or more carrier units (Component Carriers, CCs) together to support a maximum transmission bandwidth of 100 MHz.
[0003] In the LTE system, PUCCH (Physical Uplink Control CHannel, physical uplink control channel) mainly carries SR (Schedule Request, scheduling ...