Direct conversion (or low IF) receiver designs have been in existence for many years. They are widely used in mobile phones and cordless telephones because of their simplicity and lower cost. However, ...

Building 2.5/3G mobile phones may seem like an exciting venture. But, once you dive into the designs, they are an RF and mixed-signal nightmare. These mobiles must support high-speed Internet access, ...

Low-IF (intermediate frequency)-receiver architectures areincreasingly popular for manywireless standards. You candetect the signal at the IFor downconvert it to basebandafter the ADC stage. This ...

In today's wireless-receiver architecture, an evolving trend places the digital-signal-processor (DSP) subsystem closer to the radio-frequency (RF) antenna. This trend highlights a need for innovative ...