Here are five compelling articles from our increasing number of DesignLine properties. This week's selections include an 802.11n tutorial, powering resistive touch screens, and having fun with Chumby. Enjoy...
Chumby: Open and hackable
Chumby is an expandable Wi-Fi device designed by hackers for hackers. If you ever wanted to invent your own personal electronic appliance, here's your chance.
Tutorial on 802.11n PHY layer
With 802.11n, wireless achieved data rates equal to wireline. This article discusses how that happened and the major aspects of the 802.11n PHY layer.
Tutorial on 802.11n PHY layer--Part 2.
With 802.11n, wireless achieved data rates equal to wireline. This article discusses the major aspects of the 802.11n PHY layer.
Tutorial on 802.11n PHY layer--Part 3.
Part 3: The structures of a MIMO-OFDM transmitter and receiver are analyzed and a data rate table is constructed.
Powering resistive touch screens efficiently
Keep power dissipation of the touch screen interface as low as possible, to handle the increasing functionality and user demands.