Antenna Design Guide for Efficient Wireless

EDA-driven guide: shrink a Bluetooth IoT antenna to 53% and gain ~6 dB by optimizing rigid-flex, matching network, grounding, and mounting.

What Is Demodulation? AM and FM Principles

Radio demodulation explained: AM rectification, FM frequency discrimination, and extracting signal waves from carrier transmissions.

Antenna Transmission and Gain Antenna Pros & Cons

Learn how gain antennas boost signal, design and placement tips, pros and cons of directional vs omnidirectional antennas for wireless systems.

Measuring Duplexer Isolation and Working Principles

Learn how duplexers isolate TX/RX in radios, measure isolation (power, spectrum, reflection), and key specs: isolation, insertion loss, leakage.

Decoupling Methods for MIMO Base Station Antennas

Review of MIMO base station antenna decoupling: research background, blocking and near-field cancellation methods, challenges, and future directions.

Packaged Antennas in Heterogeneous Integration

Explore packaged antenna designs for heterogeneous integration: LTCC, HDI, silicon, glass and organic interposers for millimeter-wave AiP.

Designing RF Circuits for Doherty Amplifiers

Learn Doherty amplifier RF circuit design: carrier and peaking amplifier theory, splitting, matching, combining, phase and efficiency challenges.

NB-IoT Antenna ESD and Surge Protection

NB-IoT antenna ESD and surge protection guide: low-capacitance diodes (ULC3311CDN, ULC0511CDN30) and GDTs for IEC 61000-4-5.

Ionospheric Radio Propagation Explained

Learn HF ionospheric propagation: skywave basics, D/E/F layers, MUF/LUF, skip zones, solar effects and practical HF communications tips.

5G RF CA: Band Combinations and Bandwidths

Deep dive into 3GPP R18 CA spectrum emissions, FR1 band combos, suffix meanings, CA types and bandwidth calculations for NR carrier aggregation.