Results 81 to 90 of about 1,845 (154)

Sigfox aplicado a medições

, 2019
Este trabalho é inspirado em uma tecnologia ainda pouco conhecida pela maioria dos brasileiros, embora seja bem aproveitada em outros países. No Brasil o padrão Sigfox vem ganhando espaço com o passar dos anos, devido em grande parte ao fato de oferecer ...
Silva, Yuri Garcia de Freitas, Barreira, Amanda Ruhlemann   +1 more
core  

A Sigfox energy consumption model

Sigfox has become one of the main Low-Power Wide Area Network (LPWAN) technologies, as it has attracted the attention of the industry, academy and standards development organizations in recent years.
Veras Revelles, Juan Carlos, Vidal Ferré, Rafael, Gómez Montenegro, Carlos, Casals Ibáñez, Lluís, Paradells Aspas, Josep   +4 more
core  

Web Application for Sigfox Cloud Data Visualisation

, 2022
Rad se bavi izradom web aplikacije za dohvat podataka o biljkama izloženima vodenom stresu smještenih na Sigfox oblaku. Izrađena web aplikacija ažurno i organizirano prikazuje podatke korisniku, s fokusom na intuitivno korištenje i lako praćenje ...
Ibranović, Edin
core  

Classification and Time-Frequency Localization of Arbitrary LPWAN Signals With Radial Deformable DETR

IEEE Access
With the increasing adoption of Internet-of-Things (IoT) technologies, numerous devices utilizing protocols such as Sigfox and LoRa are now widely available inexpensively and operate in unlicensed ISM bands.
Chun Ho Kong, Haibo Hu
doaj   +1 more source

A Channel Attention-Based Denoising Autoencoder U-Net and Classifier (UNA-DAEC) for Signal Identification Under Challenging SNR Conditions

IEEE Access
The use of Low-Power Wide Area Network (LPWAN) technologies, such as Long Range (LoRa), Sigfox, and IEEE 802.15.4g (ZigBee), has grown significantly, addressing a wide range of applications including smart metering, agriculture, smart homes, and ...
Ife Olalekan Ebo, Idowu Ajayi, Lina Mroueh, Youmni Ziade, Sylvain Azarian   +4 more
doaj   +1 more source

5G/GPON: A CONVERGENT ARCHITECTURE FOR WIRELESS AND OPTICAL SENSOR NETWORKS IN BOGOTÁ CITY

Ciencia e Ingeniería Neogranadina
This paper presents the design of a convergent optical transport architecture for wireless and photonic sensor networks based on the optical access network deployed in Bogotá city. The proposed architecture is evaluated through the transport of services
Cristian Camilo Quevedo Beltran, Gustavo Adolfo Puerto Leguizamon   +1 more
doaj   +1 more source

Comparative analysis of data transmission protocols LoRaWAN и SigFox

Данная научная статья проводит сравнительный анализ двух популярных протоколов передачи данных для интернета вещей (IoT) - LoRaWAN и SigFox. В статье рассматриваются технические характеристики обоих протоколов, их преимущества и недостатки, а также ...
Клепцов, Ю. В., Грищук, А. А., Грибович, А. А.   +2 more
core  

Empowering IoT: leveraging data sensor communication with LoRAWAN in diverse environments

Acta Polytechnica
The Internet of Things (IoT) connects countless devices, such as sensors and actuators, necessitating an efficient long-range communication technology.
Noprianto Noprianto, Habibie Ed Dien, Septian Enggar Sukmana, Fayyadh Al Baity, Mustika Mentari   +4 more
doaj   +1 more source

Software-Defined Radio-Based Internet of Things Communication Systems: An Application for the DASH7 Alliance Protocol

Applied Sciences
Software-Defined Radio (SDR) technology has been a very popular and powerful prototyping device for decades. It finds applications in both fundamental research or application-oriented tasks.
Dennis Joosens, Noori BniLam, Rafael Berkvens, Maarten Weyn   +3 more
doaj   +1 more source

A Multichannel Conflict-Free Mac Protocol for Enhancing RPMA Scalability. [PDF]

Sensors (Basel), 2023
Alsaeedi EA, Bouabdallah F.
europepmc   +1 more source