Data collection is an important way to acquire the state of the physical world and serves as the foundation for various complex wireless sensor network applications. The mobile data collection of wireless sensor networks has broad application value. Depending on the different types of sensors onboard, it can detect various phenomena in the surrounding environment, … Read more
Author: Cao Jun, Zhang Guoxin, He Yuewen The Origin of IoT When Kevin Ashton, a British citizen, was working at Procter & Gamble (P&G), he found that a lipstick product he was responsible for often went out of stock and was in a replenishment state. After investigation, he discovered that there was a large amount … Read more
This article is authorized to be reprinted from the public account “Semiconductor Industry Observation”, ID: icbank; Author: Du Qin DQ WiFi networks are widely regarded as infrastructure as important as water and electricity. From the launch of the first generation of WiFi products in 2000 to now, it has been 21 years. Looking back on … Read more
Source: ZTE Document Original Author: FM MKT and Solution Team This article introduces the characteristics of each generation of Wi-Fi technology from Wi-Fi 4 to Wi-Fi 7. Rapid Development of Wi-Fi Technology Each new generation of Wi-Fi protocol brings higher wireless rates. From Wi-Fi 4 to Wi-Fi 7: Wireless network technology has significantly improved, achieving … Read more
Source: Wireless Deep Sea Original Author: Mayfly Cai Cai What is the maximum speed of Wi-Fi? Router manufacturers claim that Wi-Fi 6 can achieve speeds of 1800Mbps, 3000Mbps, or even 5400Mbps. How are these figures calculated? This article will answer your questions. To calculate the peak speed achievable by Wi-Fi, several technologies must be considered: … Read more
Theoretical Speed • Wi-Fi speed continues to improve with updates to the Wi-Fi protocol. Wi-Fi speed has undergone a development process from slow to fast. The initial theoretical wireless transmission speed of Wi-Fi was only 11 Mbit/s, and after several updates, we have achieved the current results. • Wi-Fi speed is further enhanced with the … Read more
The Origin of the WiFi Name The term Wi-Fi is often mistakenly thought to refer to Wireless Fidelity, similar to the long-established categories of audio equipment: long-term high fidelity (adopted since 1930) or Hi-Fi (adopted since 1950). Even the Wi-Fi Alliance itself frequently uses the term “Wireless Fidelity” in press releases and documents, but in … Read more
Click the blue“Radar Journal”to follow Video playback address on the computer (Radar Journal Bilibili Learning Platform): Short Video Paper | Low-Precision Quantization MIMO Radar Constant Modulus Waveform Design Method Based on ADPM Background Introduction To achieve excellent beamforming performance, MIMO radar systems typically configure a large number of active antenna units. However, using high-precision (over … Read more
Wi-Fi is a wireless communication technology certified and trademarked by the Wi-Fi Alliance. The underlying technical standards are defined by the Institute of Electrical and Electronics Engineers (IEEE) in the 802.11 series of protocols.. The Wi-Fi Alliance (full name: International Wi-Fi Alliance Organization, English: Wi-Fi Alliance, abbreviated as WFA). 1. Development of Wi-Fi Protocols Since … Read more
The dual-band broadband self-organizing network station is based on a general SDR platform (divided into non-domestic and domestic) that employs COFDM, diversity reception, MIMO, dynamic TDMA, intelligent routing, and intelligent anti-jamming technologies. The operating frequencies are 500~680MHz and 1300~1500MHz. (Utilizing a single baseband board, not two radios combined together) It innovatively adopts unique and excellent … Read more