Technology
Technology
Optical modules, drivers, and DSP push data through networks
EE World visited Effect Photonics’ Massachusetts office for a video look at how its optical communications products adapt to changing conditions in telecom...
Creating massive MIMO, part 2
In part 1, we discussed "Creating 5G Massive MIMO." In part 2, we discuss the antenna options for moving into 6G using variations...
Transimpedance amp could enable 100 Gb/sec PON
The upstream linear burst-mode transimpedance amplifier is the first to support 50 Gb/sec NRZ and 100 Gb/sec PAM4. They could drastically increase internet...
Single-port VNA covers frequencies to 14 GHz
The R140B from Copper Mountain Technologies lets you characterize antennas and cables without the need for an additional test cable. The post Single-port...
RF over fiber: overcoming an inherent transmission-line problem, part 1
Optical fiber can carry analog RF signals from antenna to receiver with far less loss than coaxial cables. The post RF over fiber:...
Engineering at the heart of cellular repeaters
In a video interview with Nextivity CEO Michiel Lotter, EE World looks at the technology behind cellular repeaters that distribute signals over Ethernet...
ICs and software synchronize Open RAN networks
The Si55xx and Si540x timing ICs from Skyworks work in tandem with AccuTime software to provide low-jitter clocks and IEEE 1588 PTP fronthaul...
Module adds LTE Cat 4, Wi-Fi, Bluetooth to IoT devices
Quectel's SC200E LTE modules add LTE, Wi-Fi, Bluetooth, and GNSS to any IoT device, controlled through the Android OS. The post Module adds...
How to safeguard cellular base stations from five electrical hazards
Circuit-protection components such as fuses and TVS diodes protect power and data circuits from damage. Here's where and how to insert them into...
High-speed data challenges physical-layer optics
Calibration is important in the measuring the effectiveness of fiber-optic cables. Fluke fellows Seymour Goldstein and Jeff Gust explain why. The post High-speed...
Data centers get a boost from connectors and cables
Demands for bandwidth-intensive, data-driven services are fueling a rise in compute, data storage, and networking capabilities. These rises put pressure on connectors and...
Lens antennas focus multiple wireless beams
Using refraction instead of reflection or phased arrays, MatSing has created antennas that produce multiple beams. If you’ve recently attended a game at...
RF power sensor covers 10 MHz to 8 GHz
The PWR-8PW-RC from Mini-Circuits let’s you measure peak, average, crest factor, and duty cycle. Anything you design with an RF transmitter needs power...
Can Wi-Fi 6E really share spectrum with incumbents?
Learn how Wi-Fi 6E standard-power transmitters must navigate around public safety and wireless backhaul signals in this video interview with Federated Wireless CTO...
Nordic IC adds Wi-Fi to IoT devices
Nordic Semiconductor's nRF7002 accompanies the company's Bluetooth devices by adding Wi-Fi 6 to low-power devices. The post Nordic IC adds Wi-Fi to IoT...
