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IOT Activity and Respiration Monitor Without Camera and Wearables

Monitoring the person wirelessly in the bathroom in bedroom or any were else without breaking their privacy is not possible until now and we...
Fig. 2: Application circuit of SPV1050

Select The Right Energy Harvester For Your Next Embedded Project

Stand-alone ambient energy harvesting has become an important issue in the world of Internet of Things and medical implants, where batteries cannot be relied...

Wireless Charging Circuit For Micro Sized Werable Earbuds And Devices

Designing wireless charging systems for small-size electronic devices like smartwatches, AirPods, Bluetooth headsets, etc. is very difficult. Added to that only a few types...
Fig. 5: Analogue (yellow) and digital (pink) output signals of AFE applied to finger (Credit: Dialog Semiconductor, a Renesas company)

Analogue Front Ends For Heart Rate Monitors

Analogue front ends (AFEs) are a set of analogue signal conditioning circuitry that are used to interface sensors to an ADC or a microcontroller....
Author’s prototype on PCB

Smart SOS Device with Emergency Alert Button and Alarm

This Smart SOS Device is a wearable safety and alarm device that can be operated easily, especially by children and senior citizens when in...

Electronics For You Design Contest

An initiative to recognise and reward good electronics talent from India. A design contest that is open to all Indians, who want to showcase their...

3D Printed Smart Wearable and Jewellery – Part 2

After making the RFID ring, we will make a device that can read and write the data about the owner. But if every password...

Future Tech Project Ideas

PowerTile A tile design that eliminates the wiring and electric socket outlets from the wall. The powerTile creates the bridge of connection of power source...

Bluetooth and HC-12 1KM Range Based Patient Assistant Device

Bluetooth has a max. range of 10m but this device can cover up to 1Km. You heard that right..it’s not a joke. Read the...
Power Bank Based Linear Regulated DC Power Supply

Power Bank Based Linear Regulated DC Power Supply

This circuit uses power bank and DC-DC booster module not only for charging mobile devices but also to provide 1.2V to 37V DC power...