Frequency-dependent I/Q imbalance and frequency-independent I/Q imbalance are the
major impairments in wideband zero-IF receivers, and they both cannot be ignored. In this …

Emerging data processing techniques brought back into attention the HF range
communication as an interesting alternative to third-party solutions for IoT applications, such …

The use of High Frequency (HF) channels equipped with data-link protocols for the process
of sending data has proven to be useful for communication systems in remote areas …

Adaptive HF (high-frequency) radio channels based on signal-to-noise ratio (SNR) using
software-defined radio (SDR) technology is a promising approach to improve the reliability …

针对短波通信传统自动链路建立技术选频准确性低, 建链效率低, 资源利用率低等问题,
提出一种基于短波数字信道化接收的通信探测一体化快速建链方法. 利用数字信道化技术实现 …

Abstract Sistem komunikasi High Frequency (HF) bekerja menggunakan gelombang radio
pada frekuensi 3-30 MHz yang merambat dalam bentuk skywave dengan bantuan lapisan …