Direct-Ink-Writing 3D-Printed Bioelectronics

Review of direct-ink-writing 3D-printed bioelectronics: materials, ink formulations, wearable and implantable devices, challenges and scalable manufacturing.

Qualcomm's Five Key Technologies in 5G Advanced Release 18

Summary of Qualcomm's Release 18 contributions to 5G Advanced: uplink and broadband enhancements, IoT extensions, efficient system design, and wireless AI foundations.

Five Design Challenges for Remote Patient Monitoring

Technical overview of wearable patient monitors and remote patient monitoring covering battery life, portability, patient safety, secure wireless transmission and integration.

How IoT Will Enable Future Wearable Devices

Overview of how IoT enables wearables and smartwatches, tracing device evolution, technical challenges, and future use cases in healthcare, enterprise, and M2M.

Can NB-IoT Hold a Leading Position in LPWAN?

Technical overview of Bluetooth evolution culminating in Bluetooth 5.2 and LE Audio, detailing protocol milestones and applications in IoT and audio.

Applications of Power Amplifiers in Wearable Devices

Technical overview of power amplifiers in wearable devices: enabling improved audio, sensor drive and Bluetooth connectivity, with constraints on size, efficiency and battery life.

Methods to Improve MIMO Port Isolation

Overview of three MIMO isolation decoupling methods—ground-slot, ground-stub, and neutralization-line—covering design trade-offs, resonance tuning, and implementation constraints.

Microneedle Biomedical Systems: Design and Applications

Review of microneedles design, fabrication, sensing, and transdermal delivery; covers wearable integration, stimuli-responsive systems, skin-penetration and biofouling issues.

Little Genius Q1A teardown reveals UNISOC W317

Teardown of the Little Genius Q1A kids' smartwatch detailing mainboard layout, UNISOC W317 UWS6131 chipset, power management, waterproofing and AI-assisted positioning.

CYW43012 Wi-Fi on Infineon Evaluation Kit

Guide to using the CYW43012 SDIO Wi-Fi/Bluetooth module on an evaluation board: hardware connections, 1.8V SDIO setup, BSP configuration and build steps.

Sub-Femtomolar Flexible Electrodes for At-Home Sex Hormone Monitoring

Flexible PEDOT:PSS/AuNPs micropyramid immunosensor enabling sub-femtomolar electrochemical detection of salivary progesterone and estradiol for at-home monitoring.

Qorvo Low-Power PMIC for Medical Wearables

Overview of PMIC design for compact wearables, comparing Qorvo's ACT81460 and Maxim's MAX20310; emphasis on low quiescent current, SIMO topology, and small WLCSP/WLP packages.

Common Die-Cutting Materials Used in FPC Production

Overview of flexible printed circuits (FPC): common non-metal die-cutting auxiliary materials—FR-4, polyimide tape, TPX resist, EMI shielding film, and conductive adhesive.

South Korea Dedicated 5G Spectrum: Current Use and Outlook

Technical summary of South Korea's policy and licensing for private 5G, detailing 28 GHz deployments, licensees, and enterprise self-deployment including Samsung.

Basics of Portable Wearable Smart Devices

Overview of wearable devices: form factors, capabilities, market trends, and integration with 5G and industrial IoT, emphasizing smartwatches and ear-worn devices

ADI Vital Signs Monitoring Signal-Chain Solutions

White paper detailing ADI wearable signal-chain solutions for vital-sign monitoring, covering PPG, ECG, impedance, multi-parameter AFEs and 20 recommended components.

iPhone 15 Series Teardown Highlights

iFixit teardown translation of the iPhone 15 Pro Max: internal design, USB?C, A17 Pro, titanium frame, camera and battery analysis, and repairability impacts.

Vital Signs Monitoring Technologies

Overview of vital signs monitoring techniques and sensor signal chains, covering optical measurements, bioelectric/bioimpedance, MEMS sensors, and ADPD4000 front ends.

Understanding 5G RedCap Technology

MIIT roadmap for 5G RedCap: standard evolution, industrial ecosystem and city-level coverage by 2025, enabling scalable RedCap applications in industry and IoT.

Reducing Display Power with Parallel Asynchronous SRAM

Technical guide to reducing display power in wearables: optimizing frame buffer memory, controller integration, and low-power serial memories (Quad SPI F-RAM)