Registered
USER EQUIPMENT AND METHOD FOR TRANSMITTING MESSAGE IN MULTI-BEAM SYSTEM
- Inventors
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Hui Bing, Choi Sung Woo, Chung Hee Sang, Kim Junhyeong, Gosan Noh, Kim Yeongjin, Kim Il Gyu
- Application No.
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16005920 (2018.06.12)
- Publication No.
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20180359712 (2018.12.13)
- Registration No.
- 10499349 (2019.12.03)
- Country
- UNITED STATES
- Project Code
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17HF1600, Development of 5G Mobile Communication Technologies for Hyper-connected smart services,
Chung Hyun Kyu
- Abstract
- A method and user equipment for transmitting a message of a random access procedure in a multi-beam system includes: transmitting and retransmitting a message 1 of the RA procedure through a first beam of a plurality of transmission beams of the UE based on power ramping; and retransmitting, if one or more Msg. 2 (RAR) is not successfully received corresponding to the message 1 transmission/retransmission, the message 1 through a second beam of the plurality of transmission beams after switching the first beam to the second beam at a second power level which is the same as or higher than a first power level of the first beam.
- Family
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