An 802.11ax 4×4 Spectrum-Efficient WLAN AP Transceiver SoC Supporting 1024QAM with Frequency-Dependent IQ Calibration and Integrated Interference Analyzer

📋 论文概要

本文实现了一款支持1024QAM的802.11ax 4×4 WLAN接入点收发器SoC，通过频率依赖的IQ校准技术解决了高调制阶数下的IQ失配问题，提升了频谱效率。

💡 主要创新点

• 提出频率依赖的IQ校准技术，在宽带宽内校正IQ失配，支持1024QAM高调制阶数。
• 集成了4×4 MIMO收发器前端，实现高频谱效率的WLAN AP SoC。

🏷 关键词

📄 原文摘要

Asuka Maki3, Tomohiko Takeuchi3, Hiroyuki Kobayashi3, Go Urakawa3, Hiroaki Hoshino3, Shigehito Saigusa3, Kazushi Koyama4, Makoto Morita2, Ryuichi Nihei2, Daisuke Goto2, Motoki Nagata3, Kengo Nakata3, Katsuyuki Ikeuchi1, Kentaro Yoshioka1, Ryoichi Tachibana3, Makoto Arai2, Chen-Kong Teh2, Atsushi Suzuki2, Hiroshi Yoshida2, Yosuke Hagiwara3, Takayuki Kato2, Ichiro Seto1, Tomoya Horiguchi3, Koichiro Ban1, Kyosuke Takahashi3, Hirotsugu Kajihara3, Toshiyuki Yamagishi3, Yuki Fujimura3, Kazuhisa Horiuchi3, Katsuya Nonin1, Kengo Kurose3, Hideki Yamada3, Kentaro Taniguchi1, Masahiro Sekiya1, Takeshi Tomizawa3, Daisuke Taki3, Masaaki Ikuta3, Tomoya Suzuki3, Yuki Ando3, Daisuke Yashima1, Takahisa Kaihotsu1, Hiroki Mori1, Kensuke Nakanishi1, Takeshi Kumagaya1, Yasuo Unekawa2, Tsuguhide Aoki1, Kohei Onizuka1, Toshiya Mitomo1 Toshiba, Kawasaki, Japan Toshiba Electronic Devices & Storage, Kawasaki, Japan

👥 作者与机构

Shusuke Kawai1, Hiromitsu Aoyama2, Rui Ito3, Yutaka Shimizu3, Mitsuyuki Ashida3,