Multi-band antenna system for IoT from Space applications
This article presents a multi-band antenna system covering LP-WAN, GNSS and WiFi bands.
The 868MHz and 1575MHz bands have a right-hand circular polarization with a wide …
The 868MHz and 1575MHz bands have a right-hand circular polarization with a wide …
Low-power LoRaWAN Extender Using Multiple Relays: Design and Evaluation
Long Range Wide Area Network (LoRaWAN) has been largely developed and applied for
many Internet of Things (IoT) applications with wide coverage and low-power consumption …
many Internet of Things (IoT) applications with wide coverage and low-power consumption …
Dual-Port RHCP Compact Antenna at 868 MHz Using a 120∘ Hybrid Coupler
F Ferrero - IEEE Open Journal of Antennas and Propagation, 2023 - ieeexplore.ieee.org
This work presents the design of a compact dual-port circularly polarized antenna based on
the new coupler topology. The antenna can radiate a right-hand circular polarization …
the new coupler topology. The antenna can radiate a right-hand circular polarization …
Circularly polarized antenna with isoflux pattern for space IoT applications
This paper presents the design of a circularly polarized iso-flux antenna for IoT from space
application at 868MHz. The structure is based on a tri-fillar helix configuration. Compare with …
application at 868MHz. The structure is based on a tri-fillar helix configuration. Compare with …
Internet of Things terminal with Embedded Machine Learning Capabilities for Terrestrial and Space Communication Experiments
In this paper, a miniature communicating terminal with Embedded artificial Intelligence
capabilities for Internet of Things experiment is presented. This platform can communicate to …
capabilities for Internet of Things experiment is presented. This platform can communicate to …
Research and Implement Embedded Artificial Intelligence in Low-Power Water Meter Reading Device
This paper presents a system using artificial intelligence deployed on ESP32-Cam to
conduct OCR on water meter readings. Data transmission through LoRa technology ensures …
conduct OCR on water meter readings. Data transmission through LoRa technology ensures …
Dual-mode antenna for sub-GHz terrestrial and space IoT communication
A dual-mode antenna structure with the capability to generate a wide beam RHCP pattern or
an omni-directional radiation pattern with a vertical polarization is proposed at 910MHz. The …
an omni-directional radiation pattern with a vertical polarization is proposed at 910MHz. The …
Miniature Sub-GHz Antenna for IoT from Space Applications: Challenges and First Results
This paper discusses the sub-GHz antenna design using for the communication between the
terrestrial Internet of Things (IoT) to Low-Earth Orbit (LEO) satellites. In the first part, we will …
terrestrial Internet of Things (IoT) to Low-Earth Orbit (LEO) satellites. In the first part, we will …
Implementing AI on low-power embedded devices for digital water meter identification and data transfer via lora network
TV Hien - Tạp chí Khoa học và Công nghệ-Đại học Đà Nẵng, 2024 - jst-ud.vn
This study introduces an artificial intelligence system implemented on the ESP32-CAM
platform, aimed at conducting optical character recognition (OCR) on water meters …
platform, aimed at conducting optical character recognition (OCR) on water meters …
Extend low-power LoRaWAN coverage device for IoT applications
The advent of Long Range Wide Area Network (LoRaWAN) has significantly enhanced
Internet of Things (IoT) applications, particularly in Smart Cities, with its broad coverage and …
Internet of Things (IoT) applications, particularly in Smart Cities, with its broad coverage and …