US 12,143,209 B2
Notification method and apparatus for channel quality indicator and modulation and coding scheme
Liang Xia, Shenzhen (CN)
Assigned to Huawei Technologies Co., Ltd, Shenzhen (CN)
Filed by HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed on Jul. 18, 2023, as Appl. No. 18/354,457.
Application 18/354,457 is a continuation of application No. 16/922,802, filed on Jul. 7, 2020, granted, now 11,764,897.
Application 16/922,802 is a continuation of application No. 16/289,336, filed on Feb. 28, 2019, granted, now 10,721,016, issued on Jul. 21, 2020.
Application 16/289,336 is a continuation of application No. 15/837,890, filed on Dec. 11, 2017, granted, now 10,250,356, issued on Apr. 2, 2019.
Application 15/837,890 is a continuation of application No. 14/961,569, filed on Dec. 7, 2015, granted, now 10,079,654, issued on Sep. 18, 2018.
Application 14/961,569 is a continuation of application No. PCT/CN2013/084346, filed on Sep. 26, 2013.
Claims priority of application No. PCT/CN2013/077023 (WO), filed on Jun. 8, 2013.
Prior Publication US 2023/0361912 A1, Nov. 9, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 1/00 (2006.01); H04L 5/00 (2006.01)
CPC H04L 1/0016 (2013.01) [H04L 1/0003 (2013.01); H04L 1/0009 (2013.01); H04L 1/0026 (2013.01); H04L 5/0057 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A communication method comprising:
receiving a channel quality indicator (CQI) index of a first CQI table; and
determining a first modulation scheme according to the CQI index of the first CQI table,
wherein the first CQI table at least comprises the following mapping relationship among the CQI index, a modulation scheme and a spectrum efficiency:
 
CQI index Modulation scheme Spectrum efficiency
 
 
0 out of range
 
1 QPSK 0.1523
2 QPSK 0.3770
3 QPSK 0.8770
4  16QAM 1.4766
5  16QAM 1.9141
6  16QAM 2.4063
7  64QAM 2.7305
8  64QAM 3.3223
9  64QAM 3.9023
10  64QAM 4.5234
11  64QAM 5.1152
12 256QAM 5.5547.