This post answers the question "What is SigFox Technology?". SigFox is LPWA connectivity solution, based on patented technology, designed to connect sensors and devices.…
Category: Year 3
Ingenu RPMA technology
This post answers a question "What is RPMA technology?". Ingenu Random Phase Multiple Access (RPMA) technology is used for M2M/IoT connections. RPMA operates with…
LoRa – long range protocol
This post answers the question "What is LoRa wireless?". LoRa stands for long range. This technology is a spread spectrum modulation technique, and a…
Smith Chart
The Smith Chart is shown in Figure 1. It is a very useful tool for solving the problems of RF engineers with regards to…
What is MEMS technology
This post answers the question: "What is MEMS technology?". MEMS (Micro Electro-Mechanical Systems) technology is a technology for creation of microscopic integrated devices and…
Introduction into industrial automation
This post covers topic of introduction into robotics and industrial automation. Industrial robots are machines controlled by integrated computer. Nowadays robots do the groundwork…
Quarter-wave impedance transformer
The quarter-wave impedance transformer is a device that matches the transmission line and the impedance and is shown in Figure 1. Let's consider the…
Nanoelectronics: MEMS fabrication methods
As mentioned before MEMS can be fabricated with three following methods: bulk micromachining, surface micromachining, and high-aspect ratio micromachining (HARM). MEMS fabrication is based…
Transmission line circuit for mismatched load and generator
Let's consider the most general case of a circuit, where we have the arbitrary loads Z1, Z2 and an arbitrary generator. The input impedance of…
Transmission line losses
All transmission lines are characterised by conductivity and dielectric losses. In some cases losses can be neglected, but not in others. When losses are…