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Are Input Devices Ready for 2.4 GHz? | Cypress Semiconductor

Are Input Devices Ready for 2.4 GHz?

Last Updated: 
Nov 13, 2008

I was attending a business conference recently and had the pleasure of seeing wireless input device technology in action." The presenting CEO used a wireless mouse to advance the slides in his PowerPoint presentation, and was able call up web pages and an Excel spread sheet during his speech by simply navigating with the wireless device. After 20 minutes into the presentation, however, the mouse somehow lost connection with the host computer and froze on the screen, causing a system reboot, and interruption in the presentation. I was told afterward that radio interference was the likely cause of the mouse failure.

Whether or not consumers are ready for 2.4 GHz wireless human interface devices (HID), the embarrassed CEO certainly is. The real questions are what will it take for developers to achieve the right balance of product integrity, cost and battery life to transition their wireless products to 2.4 GHz, and when will these products be available on the market.

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