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Monthly Archives: October 2009

Weird & Wireless: What happens when an RF hits an obstacle?

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Welcome again to the wonderful but sometimes weird world of wireless comms, written by Joel Young, CTO of Digi International. Let’s get beyond line of sight. What’s the definition of an obstacle and what happens when an RF hits one? In previous blogs we discussed the concept of free space loss as it relates to spherical expansion from an isotropic ...

Chips drive profit at Toshiba

Toshiba‘s semiconductor operation made a $500m profit in Q3 and forecasts it will make a profit of $1bn from semiconductor sales in the current financial year to the end of March 2010. In Q308 it lost $300m. Toshiba corporate, which raised $5bn in equity and loans earlier this year, reported a first half operating profit of $30m on sales of ...

The Anti-Christ, the EU, And Mobile Broadband

I don’t usually think much of the EU. Corrupt, undemocratic, unaccountable, non-transparent, extravagant. That’s about it. But when they standardised on the micro-USB for  portable device chargers, making universal chargers possible, I began to see some good in the EU and now, with the EU plan to get European countries to each reserve the same chunk of disused  broadcast spectrum ...

Fable: Nothing’s For Sure

In the 1870s it was assumed that, with the discovery of atoms, there was not much more to be discovered about the make-up of matter.

CSR has buoyant Q3

Cambridge Silicon Radio (CSR) reported Q3 revenue of $210m up 3% on Q308. Gross margin was up 4% to 45% compared to 41% in Q209 and 44% in Q308. Operating profit was $10.6m compared to Q2 09’s $26.3m loss and Q3 08’s profit of $30.9m. The company expects Q409 revenues of between $180m and $200m. In Q3, CSR received its first mass production ...