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Ultra-low-power design: harvesting & storage for tags & sensor nodes

RF & OPV harvesting meets thin-film & printed zinc storage for RFID, BLE & LPWAN endpoints

This is how tags, labels, and sensor nodes become low-maintenance and sustainable. With RF/OPV harvesting, smart storage (thin-film, zinc, supercaps), and design rules for RFID, BLE, and LPWAN.

Moritz Futscher
Brice  Cruchon
Logo BTRY AG
Logo Dracula Technologies

Insights from the Livestream

Discover the key takeaways and what you can apply right away

  • Memory is the game changer at the endpoint: Ultra-thin thin-film/solid-state and printed zinc enable low-maintenance tags/labels – compatible with antennas, chips, and form factors.

  • Harvesting requires buffers and power management: light/RF/motion provide energy irregularly; only with micro-storage, peak coverage, and clean control does it become suitable for field use.

  • RFID vs. BLE vs. LPWAN determines the energy budget: Peak currents, sleep modes, and duty cycles determine whether battery-free, hybrid, or battery-first really works.

  • Design rules trump capacity: Package size, transmission interval, event triggers, antenna efficiency, and firmware strategy have a greater impact on runtime and sustainability than "more mAh."

Livestream Agenda

All times in CEST -

  1. -

    Solid-state batteries for BLE labels

    Solid-state batteries can give BLE labels a technical advantage by combining high energy density with high power density in an ultra-thin, flexible form factor.

    This is relevant because BLE labels need short, strong current peaks during transmission, while still achieving long overall runtime. BTRY’s solid-state battery technology can support these power pulses and remain suitable for low-energy, long-life operation.

    The technology is also well suited for combination with energy harvesting solutions. Harvested energy can support or recharge the system, while the battery provides power when communication events require higher current.

    With an ultra-flat design of only 0.1 mm and a flexible structure, the batteries fit well into smart labels, wearables, medical devices, and other thin IoT devices.

    Solid electrolytes can also improve safety by reducing the risk of leakage or overheating. Target markets include IoT, MedTech, and consumer electronics, with strong potential in rechargeable BLE labels, LoRaWAN trackers, and compact energy-harvesting devices.

    Speakers

    Moritz Futscher

    Moritz Futscher

    CEO & Co-Founder, BTRY AG

    Logo BTRY AG
  2. -

    Rethinking Power: Forget Batteries, Use Ambient Light

    Coming soon!

    Speakers

    Brice  Cruchon

    Brice Cruchon

    CEO, Dracula Technologies

    Logo Dracula Technologies

Meet the Experts

Get to know the people behind the ideas

  • Moritz Futscher

    Moritz Futscher

    CEO & Co-Founder

    Logo BTRY AG

    BTRY AG

  • Brice  Cruchon

    Brice Cruchon

    CEO

    Logo Dracula Technologies

    Dracula Technologies