Hackaday

Real World RF Filter Design And Construction

We bet when [devttyS0] made his latest video about RF filter design (YouTube, embedded below), he had the old saying in mind: in theory, there’s no difference between theory and practice, but in ...
Electronic Design

Silicon-Based Electro-Optical Device Delivers Narrowband Multi-GHz Filtering

An array of electro-optical components fabricated as a silicon-based photonic IC provides narrowband passband and notch filtering above 10 GHz. How an electro-optic PIC can implement RF filtering ...
Electronic Design

Photonic IC Brings High-Performance Reconfigurable Filtering to Microwave Signals

Using an innovative photonics topology, researchers developed an integrated microwave filter with ultra-wide dynamic range and low noise. How photonics can provide high-performance RF filtering. The ...
Semiconductor Engineering

Lego-Like Photonics Chip With Expanded RF Bandwidth And Advanced Filter Control

A technical paper titled “Integrated microwave photonic notch filter using a heterogeneously integrated Brillouin and active-silicon photonic circuit” was published by researchers at University of ...
EDN

Process design kit leverages POI substrate for RF filters

Sawnics announced a process design kit (PDK) based on Soitec’s Connect piezo-on-insulator (POI) substrates to accelerate RF filter design for 5G smartphones. The South Korean foundry, with expertise ...
EDN

A major change in smartphone RF filters and front ends as 5G approaches

The ongoing challenge of multiband/multistandard RF solutions for smartphones requires the addition of more bands into the same or smaller physical space in the handset. In addition, performance must ...