First proposed by Henri Chireix of France in 1935, outphasing was originally used for AM radio broadcasting. Also known as load modulation.
 Improvement from the current rate of around 50% efficiency, to 70%
When using a Peak-to-Average Power Ratio (PAPR) of 7 dB (roughly 5x).
 Annual reduction of 2,650 tons of CO2
Estimate based on the "Base Station Expansion Plan for Expanding 3.9 G Mobile Communications Systems," published by Japan's Ministry of Internal Affairs and Communications (http://www.soumu.go.jp/menu_news/s-news/01kiban14_02000104.html), which includes projected figures from various carriers on numbers of newly constructed 700 MHz-band outdoor base stations.
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Press ContactsPublic and Investor Relations Division
Technical ContactsNetwork Systems Laboratories
Company:Fujitsu Laboratories Ltd.
All company or product names mentioned herein are trademarks or registered trademarks of their respective owners. Information provided in this press release is accurate at time of publication and is subject to change without advance notice.
Date: 26 September, 2013
City: Kawasaki, Japan
Company: Fujitsu Laboratories Ltd.
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