US Patent No. 9,265,064

METHOD AND SYSTEM FOR TRANSMITTING CHANNEL FEEDBACK INFORMATION


Patent No. 9,265,064
Issue Date February 16, 2016 
Title Method And System For Transmitting Channel Feedback Information
Inventorship Anming Jiang, Shenzhen (CN)
Kaiying Lv, Shenzhen (CN)
Jing Jiang, Shenzhen (CN)
Assignee ZTE Corporation, Shenzhen, Guangdong (CN)

Claim of US Patent No. 9,265,064

1. A method for transmitting channel feedback information, comprising:
after obtaining a Transmission Opportunity (TXOP), transmitting, by a transmitting station, a radio frame to a receiving station
to request the receiving station to transmit channel feedback information; and

after receiving the radio frame transmitted by the transmitting station, transmitting, by the receiving station, a radio frame
including channel feedback information to the transmitting station, wherein a transmission end time of the radio frame including
channel feedback information is allowed to exceed an end time set by a transmission time threshold of the TXOP;

receiving, by the transmitting station, the radio frame including channel feedback information from the receiving station
even in a condition that the transmission end time of the radio frame including channel feedback information exceeds the end
time set by the transmission time threshold of the TXOP, wherein an end time pointed by a preset time included in the radio
frame transmitted by the transmitting station is allowed to exceed an end time pointed by a transmission time limit (TXOP
Limit).