1
Paul F Smith, John M Smith, Alan P Rottinghaus, Shelia M Rader, Danny T Pinckley, Yuda Y Luz, Daniel M Lurey, Kevin M Laird, Tony Kobrinetz, Robert C Elder, Donald E Bailey: Multi-channel digital transceiver and method. Motorola, Anthony Sitko, Jeffrey G Toler, November 26, 1996: US05579341 (164 worldwide citation)

A multi-channel digital transceiver (400) receives uplink radio frequency signals and converts these signals to digital intermediate frequency signals. Digital signal processing, including a digital converter module (426), is employed to select digital intermediate frequency signals received at a pl ...


2
Paul Fielding Smith, John M Smith, Alan P Rottinghaus, Shelia Marie Rader, Danny Thomas Pinckley, Yuda Yehuda Luz, Daniel Morris Lurey, Kevin Michael Laird, Tony Kobrinetz, Robert C Elder, Donald E Bailey: Multi-channel digital transceiver and method. Motorola, Raymond J Warren, Jeffrey G Toler, October 6, 1998: US05818883 (108 worldwide citation)

A multi-channel digital transceiver (400) receives uplink radio frequency signals and converts these signals to digital intermediate frequency signals. Digital signal processing, including a digital converter module (426), is employed to select digital intermediate frequency signals received at a pl ...


3
Daniel M Lurey, Alan P Rottinghaus, Sheila M Rader, Yuda Y Luz, Paul F Smith, John M Smith, Danny T Pinckley, Kevin M Laird, Anthony Kobrinetz, Robert C Elder, Donald E Bailey: Multiple access digital transmitter and receiver. Motorola, Kenneth A Haas, December 28, 1999: US06009130 (45 worldwide citation)

A digital receiver (200) and transmitter (300), wherein the digital receiver includes a plurality of antennas (202) for receiving uplink radio frequency signals; a plurality of analog to digital converters (210) for converting the received radio frequency signals into digital signals; a switched dig ...


4

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Paul Fielding Smith, John M Smith, Alan P Rottinghaus, Shelia Marie Rader, Danny Thomas Pinckley, Yuda Yehuda Luz, Daniel Morris Lurey, Kevin Michael Laird, Tony Kobrinetz, Robert C Elder, Donald E Bailey: Multi-channel digital transceiver and method. Motorola, Kenneth A Haas, September 22, 1998: US05812605 (30 worldwide citation)

A multi-channel digital transceiver (400) receives uplink radio frequency signals and converts these signals to digital intermediate frequency signals. Digital signal processing, including a digital converter module (426), is employed to select digital intermediate frequency signals received at a pl ...


6
Alan P Rottinghaus: Fast-switching frequency synthesizer. Motorola, May 4, 1993: US05207491 (14 worldwide citation)

A fast-switching frequency synthesizer utilizes a time-varying presteering voltage injection at the voltage controlled oscillator ("VCO") with feedback to allow the VCO and synthesizer to rapidly change between two given frequencies.


7
Alan P Rottinghaus: Fast-switching frequency synthesizer. Motorola, June 25, 1991: US05027087 (14 worldwide citation)

An improved fast-switching frequency synthesizer is disclosed. The fast-switching frequency synthesizer, according to the invention, utilizes presteering voltage injection at the voltage controlled oscillator ("VCO") with feedback to allow the VCO, and synthesizer, to quickly transition between two ...


8
Alan P Rottinghaus: Frequency synthesizer having modulation deviation correction via presteering stimulus. Motorola, Val Jean F Hillman, January 9, 1996: US05483203 (14 worldwide citation)

A frequency synthesizer 10 having a digital to analog converter (DAC) 40 and a feedback system which detects the deviation of a frequency modulated signal and aligns the detected deviation. DAC 40 provides a presteering stimulus for alignment purposes. After presteering alignment, the gain of DAC 40 ...


9
Alan P Rottinghaus, Daniel M Lurey, Yuda Y Luz: Multiple access up converter/modulator and method. Motorola, Heather L Creps, December 29, 1998: US05854813 (10 worldwide citation)

A multiple access digital up converter/modulator includes selectors (1606, 1608) having inputs (1602, 1604) and outputs coupled to first and second interpolating filters (1610, 1626). The output of the first interpolating filter is selectively coupled to a first mixer (1612) and a first adder (1622) ...


10
William K Doss, Alan P Rottinghaus: Intelligent scheduling in a time division duplexing system to mitigate near/far interference scenarios. Motorola Mobility, December 13, 2011: US08077694 (7 worldwide citation)

A wireless communication system (100), method, and site controller (112) schedule at least one of transmission and reception of wireless data by at least one wireless communication device. A distance is determined between at least one wireless communication device (104) and a base station (108) in a ...