ALLPCB
FM Demodulation Circuits and Characteristics
Learn FM demodulation: FM-to-AM conversion, resonant discriminators like Foster-Seeley and ratio detectors, and limiter roles in radio audio.
Principles of Moving Target Display Radar
Moving target display radar basics: objectives, features, block diagram, operation, phase-coherent oscillation and cancellation.
Sum-and-Difference Beams in Phased-Array Radar
Explains sum-and-difference beams in phased-array radar: forming sum and difference channels, steering vectors and ratio-based processing for improved angular measurement accuracy.
Methods for Generating SSB Signals
Overview of Single-sideband (SSB) modulation and 5G NR SSB: generation, USB/LSB extraction, bandwidth, power, PSS/SSS/PBCH roles.
2.4 GHz vs 433 MHz Wireless Modules
Compare 2.4 GHz vs 433 MHz wireless modules: frequency, range, data rates, applications, and antenna, power and interference tips for reliable comms.
Key Performance Metrics of Wi-Fi Front-End Modules
Explore key performance metrics of Wi-Fi Front-End Modules (FEMs) for enhanced signal quality and connectivity in modern routers.
Overview of Common Wireless Receiver Architectures
Explore common wireless receiver architectures, components, and performance metrics like superheterodyne, zero-IF, and low-IF designs.
RF Communication: Radio Wave Propagation
Intro to RF circuits and radio wave propagation: reflection, refraction, diffraction, scattering and direct transmission in wireless channels
What Is Demodulation? AM and FM Principles
Radio demodulation explained: AM rectification, FM frequency discrimination, and extracting signal waves from carrier transmissions.
RF Front-End Market to Reach $25.4B by 2025
RF front-end market: $22B global in 2022; $15.2B to $25.4B (2019–2025); China ≈$7B. Top segments: PAMiD, DiFEM/LFEM, PAMiF
How Storage Accelerates AI with DeepSeek
Analysis of storage strategies for DeepSeek workloads, focusing on QLC flash and SSD architectures to optimize capacity, latency, and cost for large-scale AI models.
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.
Phased Array Radar Development Approaches
MIT Lincoln Laboratory phased array radar history and innovations: satellite surveillance, beamforming, hybrid vs. planar array development.
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.
Bluetooth Name Origin and How It Works
Explore Bluetooth's origin, how it works, differences from Wi-Fi, and everyday uses from headsets to trackers and access control.
Designing RF Circuits for Doherty Amplifiers
Learn Doherty amplifier RF circuit design: carrier and peaking amplifier theory, splitting, matching, combining, phase and efficiency challenges.
Why Modulate Signals? Common Linear Modulation Types
Learn why modulation adapts baseband signals to bandpass channels, definitions, AM/FM/PSK/QAM, linear vs nonlinear methods and purposes.
Phased Array Antennas for Space-Ground Networks
Phased array antennas in space-ground integrated networks: architectures, beamforming, challenges, and future trends.
Antenna Basics and Ceramic Antenna Principles
Ceramic antennas explained: operating principles, module design, PCB integration, advantages and limits for GPS, Bluetooth and IoT devices.
Packaged Antennas in Heterogeneous Integration
Explore packaged antenna designs for heterogeneous integration: LTCC, HDI, silicon, glass and organic interposers for millimeter-wave AiP.