Uplink multi-user multiple input multiple output for wireless local area network

L Chu, H Zhang, HL Lou - US Patent 9,825,678, 2017 - Google Patents
A method for selecting members of a client uplink group is described. An uplink traffic
characteristic information signal is received from each of a plurality of communication …

Medium access protection and bandwidth negotiation in a wireless local area network

L Chu, HL Lou, H Zhang, Y Sun, X Zheng… - US Patent …, 2015 - Google Patents
Respective sub-channels of an OFDM channel are allocated by a first device to second
devices. A first control frame, transmitted from the first device to the second devices …

Uplink multi-user multiple input multiple output beamforming

L Chu, H Zhang, HL Lou - US Patent 9,166,660, 2015 - Google Patents
As part of a beamforming training procedure, a first communication device transmits a
beamforming training packet. The first device then receives a plurality of respective …

Multiple user allocation signaling in a wireless communication network

L Chu, H Zhang, HL Lou, L Wang, Y Sun - US Patent 9,629,127, 2017 - Google Patents
(57) ABSTRACT A respective primary Sub-channel block is statically allo cated to each of
the two or more communication devices in an orthogonal frequency division multiple access …

Sounding and tone block allocation for orthogonal frequency multiple access (OFDMA) in wireless local area networks

H Zhang, Y Sun, HL Lou, L Chu - US Patent 9,473,341, 2016 - Google Patents
(57) ABSTRACT A first communication device obtains, for each second communication
device of a plurality of second communica tion devices, one or more quality indicators …

Uplink multi-user multiple input multiple output beamforming

L Chu, H Zhang, HL Lou - US Patent 9,407,347, 2016 - Google Patents
As part of a beamforming training procedure, a first communication device transmits a
beamforming training packet. The first device then receives a plurality of respective …

Orthogonal frequency division multiple access protection

L Chu, L Wang, H Zhang, HL Lou, J Jiang - US Patent 10,153,857, 2018 - Google Patents
A method for simultaneous communication in a wireless local area network is described. A
first control frame is transmitted by a first communication device to a plurality of …

Uplink multi-user multiple input multiple output for wireless local area network

L Chu, H Zhang, HL Lou - US Patent 10,771,126, 2020 - Google Patents
A first communication device transmits a first communication frame that includes scheduling
information corresponding to a time period in which an uplink multi-user transmission is to …

Medium access protection and bandwidth negotiation in a wireless local area network

L Chu, HL Lou, H Zhang, Y Sun, X Zheng… - US Patent …, 2017 - Google Patents
A first communication device transmits a first control frame to multiple second
communication devices via a wireless communication medium, wherein the first control …

Mobile communication system, base station apparatus, and mobile station apparatus

T Aiba, S Yamada - US Patent 8,971,284, 2015 - Google Patents
The present invention reduces the amount of control informa tion for specifying the
transmission method for simulta neously transmitting the uplink data and the reception …