1
Charles Brian Cox, David Kent Bonds, Jay Jui Chieh Chen, Flaviu C Costescu, Joel Richard Dierks, Wayne Douglas Duello, Thomas L Frederick, Paul A Goud, Derek Stephen Hilborn, Richard Johnathan Hinkle, Terry Lee Hinkle, David E Jones, Theron Lee Jones, Patricia Fern Kavanagh, David W Kroeger, Robert Richard Leyendecker, Vladimir Pavlovic, Claudio Gustavo Rey, Ray M R Sewlochan, Emre Tapucu, Mark A Walker: Linear transmitter using predistortion. Glenayre Electronics, Christensen O Connor Johnson & Kindness PLLC, March 24, 1998: US05732333 (233 worldwide citation)

A linear transmitter (101) using predistortion includes a modulator (103), a predistorter (107), a digital quadrature modulator (111), an upconverter (113), a power amplifier (115), and an antenna (117). In addition, the transmitter (101) has a feedback loop including a coupler (119), a downconverte ...


2
Armando Cova: Predistortion in a linear transmitter using orthogonal kernels. Glenayre Electronics, Christensen O Connor Johnson Kindness PLLC, October 31, 2000: US06141390 (171 worldwide citation)

A system for linearly transmitting an amplified output signal using predistortion is disclosed. The system uses a straight inverse modeling scheme with orthogonal predictor variables to more easily and accurately determine the inverse of the distortion caused by a power amplifier of a RF transmitter ...


3
Susan W S Dai, Donald W Gayton, Brian G Laird, Randy T Tkatch: Paging system that allows caller/subscriber interconnection. Glenayre Electronics, Christensen O Connor Johnson & Kindness, April 26, 1994: US05307399 (164 worldwide citation)

A telecommunications system that performs meet-me paging. The telecommunications system of this invention includes a paging system that is designed to receive calls from meet-me paging system subscribers. Once such a call is received, the system parks the call on hold while sending a page to the sub ...


4
Brijesh Kumar: Method of multicast file distribution and synchronization. Glenayre Electronics, Christensen O&apos Connor Johnson Kindness PLLC, July 31, 2001: US06269080 (157 worldwide citation)

The present invention involves a method for multicast file distribution and synchronization in data networks. Specifically, the present invention includes a mechanism for efficient and reliable distribution of a data file from a single source to a large number of receivers using multicast distributi ...


5
Randy T Tkatch, Colin S C Quon: Method for storing an application's transaction data in a wireless messaging system. Glenayre Electronics, Christsensen O&apos Connor Johnson Kindness PLLC, February 27, 2001: US06195533 (122 worldwide citation)

A method for storing transaction data for an application in a wireless messaging system is disclosed. Applications can be used to allow paging messages to be entered into a wireless messaging system from external systems such as E-mail or the World Wide Web. Such applications may be implemented on a ...


6
Robert F Marchetto, Todd A Stewart, Paul K Ho: High speed simulcast data system using adaptive compensation. Glenayre Electronics, Christensen O Connor Johnson & Kindness, April 30, 1996: US05513215 (112 worldwide citation)

In a simulcast communication system, a method and apparatus for compensating differences in propagation time, lack of synchronization in transmitters, and multipath fading to recover data transmitted to a receiving device. In a simulcast communication system(26) that comprises a plurality of transmi ...


7
Robert Richard Leyendecker: Frequency selective predistortion in a linear transmitter. Glenayre Electronics, Christensen O Connor Johnson & Kindness PLLC, February 2, 1999: US05867065 (111 worldwide citation)

A system for linearly transmitting an amplified output signal using predistortion is disclosed. The system uses a straight inverse modeling scheme to more easily and accurately determine the inverse of the distortion caused by a power amplifier of a RF transmitter. The direct inverse modeling scheme ...


8
David E Jones, Mark A Walker, Thomas L Frederick, Kevin P Murphy, Gerald D Deters: Method and apparatus for reducing key-up distortion by pre-heating transistors. Glenayre Electronics, Christensen O Connor Johnson & Kindness PLLC, July 6, 1999: US05920808 (107 worldwide citation)

A biasing circuit for a power amplifier, for use in a transmitter, that substantially reduces distortion during key-up and thereby reduces key-up time. The power amplifier includes an output transistor and a bias circuit. The bias circuit is applied to all the class AB stages of the power amplifier. ...


9
Rob Marchetto, Claudio Rey: Digital communications system having an automatically selectable transmission rate. Glenayre Electronics, Christensen O Connor Johnson & Kindness PLLC, June 22, 1999: US05914959 (102 worldwide citation)

A system and method for maintaining communication between a paging base station (transceiver) and a mobile paging unit when signal reception is below a level that would otherwise be unacceptable. The system changes from one data transmission rate to another depending upon the quality of the communic ...


10
David Kent Bonds: Paging transmitter having broadband exciter using an intermediate frequency above the transmit frequency. Glenayre Electronics, Christensen O Connor Johnson & Kindness PLLC, March 9, 1999: US05881375 (89 worldwide citation)

The present invention teaches a paging transmitter that has an exciter that upconverts a modulated signal to an intermediate frequency (IF) above that of the transmit frequency. By so doing, the paging transmitter can broadcast a large range of transmit frequencies. Additionally, filtering of unwant ...



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