LDPC tone mapping schemes for dual-sub-carrier modulation in WLAN

J Liu, S Hu, T Wu, TE Pare Jr - US Patent 10,211,948, 2019 - Google Patents
(57) ABSTRACT A new lower density parity check (LDPC) tone mapper is proposed when
DCM is applied for a given resource unit (RU) when LDPC is used as the channel control …

HE SIG B common field formats and indication

T Wu, S Hu, J Liu, TE Pare Jr - US Patent 10,264,580, 2019 - Google Patents
Methods and apparatus are provided for HE-SIG-B common field formats and indications. In
one novel aspect, a fixed format is used for HE-SIG-B common field indicating resource …

Direction finding antenna format

JJM Wang, KC Chou, CH Yu, HY Liu - US Patent 10,371,783, 2019 - Google Patents
A method of direction finding (DF) positioning based on a simplified antenna platform format
in a wireless communication network is proposed. A receiver receives antenna platform …

Interleaver design for dual sub-carrier modulation in WLAN

T Wu, J Liu, GA Anwyl, TE Pare Jr - US Patent 10,200,228, 2019 - Google Patents
(DCM) is proposed in a wireless network. For HE PPDU transmission with DCM, information
bits are first encoded by a BCC encoder. The BCC encoded bit streams are then interleaved …

Radio communication control method and radio communication system

T Obara, S Suyama, J Shen, Y Okumura - US Patent 10,116,370, 2018 - Google Patents
A number LR of receive beamforming circuits provided in a receive beamformer execute
receive beamforming (NR/LR) times with respect to a received signal vector received by NR …

Low PAPR dual sub-carrier modulation scheme for BPSK in WLAN

GA Anwyl, J Liu, T Wu, TE Pare Jr - US Patent 10,225,122, 2019 - Google Patents
Dual sub-carrier modulation (DCM) is introduced in high efficiency (HE) WLAN. DCM is a
solution to deal with narrow band interferences and for range extension. DCM can introduce …

Structured resource allocation signaling

T Wu, J Liu, S Hu, TE Pare Jr - US Patent 10,594,462, 2020 - Google Patents
Methods and apparatus are provided for structured resource allocation signaling. In one
novel aspect, an 8-bit RU allocation filed is allocated in the HE-SIG-B common field for each …

Reduced overhead error detection code design for decoding a codeword

C Xu, WU Liangming, J Li, K Chen, J Jiang… - US Patent …, 2021 - Google Patents
Methods, systems, and devices for wireless communications are described. An encoder of a
wireless device may receive a transport block (TB) for transmission and segment the …

Beam-change indication for channel estimation enhancement

J Liu, S Feng, TE Pare Jr, Y Hsu - US Patent 10,187,124, 2019 - Google Patents
US10187124B2 - Beam-change indication for channel estimation enhancement - Google
Patents US10187124B2 - Beam-change indication for channel estimation enhancement …

Signaling and feedback schemes of time-vary channels in high-efficiency WLAN

J Liu, CK Chen, T Wu, TE Pare Jr - US Patent 10,686,641, 2020 - Google Patents
Signaling and feedback schemes of channel variation information from WLAN receiver are
proposed. WLAN receiver performs channel tracking and obtains channel variation …