IEICE Electronics Express, July 25 issue, has been published.
The articles are available from the following: https://www.ieice.org/publications/elex/

Optimization design of fragment-type filtering matching network for continuous inverse class-F power amplifier

Jing Xia, Chengxi Bian, Wa Kong, Yongpeng Zhu, Wence Zhang, Ruijia Liu, Ziming Zhao, Xiaowei Zhu
Topic: Microwave and millimeter wave devices, circuits, and modules

Antenna in package design and measurement for millimeter-wave applications in fan-out wafer-level package

Ying Chen, Jun Li, Fei Ding, Liqiang Cao
Topic: Microwave and millimeter wave devices, circuits, and modules

Technique for fast triangular chirp modulation in FMCW PLL

Han Gil Choi, Sang Heung Lee, Seong Hwan Cho
Topic: Microwave and millimeter wave devices, circuits, and modules

A butterfly-like slot UWB antenna with WLAN band-notch characteristics for MIMO applications

Mengyu Wang, Huaibin Wang, Peng Chen, Tongyu Ding, Jun Xiao, Liang Zhang
Topic: Microwave and millimeter wave devices, circuits, and modules

Characteristics of an antenna generating a localized heating region for robotic surgery

Tsugumi Nishidate, Kazuyuki Saito
Topic: Microwave and millimeter wave devices, circuits, and modules

High spectral resolution terahertz detectors with a filter on-chip antenna

Haipeng Fu, Yipeng Mu, Xin Zhang
Topic: THz devices, circuits and modules

Ultra-broadband high efficiency class-EFJ power amplifier with a compact coupling matching structure

Minshi Jia, Zhiqun Cheng, Yongre Shi, Guohua Liu, Xiaomei Zhao, Hang Li, Zhiwei Zhang
Topic: Microwave and millimeter wave devices, circuits, and modules

Research on screening of lithium battery based on capacity-voltage second derivative and equalization charging technology

Hao Qiang, Peng-cheng Kong, Jian-feng Zheng, Yuan-lin Liu
Topic: algorithm, electronic circuit and battery charging