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ParkerVision Patents

With respect to ParkerVision's product(s) being used, one or more of the following United States patents, and their foreign equivalents, which are owned by ParkerVision may apply.

No.

Title

7321640 Active polyphase inverter filter for quadrature signal generation
7308242 Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
7295826 Integrated frequency translation and selectivity with gain control functionality, and applications thereof
7292835 Wireless and wired cable modem applications of universal frequency translation technology
7272164 Reducing DC offsets using spectral spreading
7245886 Method and system for frequency up-conversion with modulation embodiments
7236754 Method and system for frequency up-conversion
7233969 Method and apparatus for a parallel correlator and applications thereof
7224749 Method and apparatus for reducing re-radiation using techniques of universal frequency translation technology
7218907 Method and circuit for down-converting a signal
7218899 Apparatus, system, and method for up-converting electromagnetic signals
7209725 Analog zero if FM decoder and embodiments thereof, such as the family radio service
7194246 Methods and systems for down-converting a signal using a complementary transistor structure
7190941 Method and apparatus for reducing DC offsets in communication systems using universal frequency translation technology
7184723 Systems and methods for vector power amplification
7181199 Real-time wireless exchange of objects
7114079 Security access based on facial features
7110444 Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
7110435 Spread spectrum applications of universal frequency translation
7107028 Apparatus, system, and method for up converting electromagnetic signals

Other U.S. and foreign patents and pending patent applications may also apply.