41
Mikkel Christian Wendelboe Hoyerby, Niels Henrik Lai Hansen: Combined feedback and feed-forward linearization of radio frequency (RF) power amplifiers. Motorola Solutions, Anthony P Curtis, Daniel R Bestor, January 3, 2012: US08090051 (4 worldwide citation)

A power amplifier module and corresponding system for linearizing the output from a power amplifier includes both a feedback system, containing a compensator and the power amplifier in a feedback loop, and a pre-distortion compensation system injecting pre-distortion signals into or before the feedb ...


42
Giorgi Bit Babik, Carlo Di Nallo, John A Svigelj: Low profile antenna pair system and method. Motorola, Valerie M Davis, Anthony P Curtis, January 13, 2009: US07477201 (4 worldwide citation)

An antenna system includes a ground plane including a first corner and a second corner that are positioned along a first common edge. A first antenna element is disposed at the first corner of the ground plane and includes a first slot. A second antenna element is disposed at the second corner of th ...


43
Peter E Thomas, Ramandeep Ahuja, Donald G Newberg: Method for requesting the termination of a communication session. Motorola Solutions, Lalita W Pace, Anthony P Curtis, Daniel R Bestor, February 21, 2012: US08122090 (4 worldwide citation)

A method for terminating a communication session is present. During a communication session in which communication devices are in communication through a server, one of the devices decides to terminate the session. This device generates a first message requesting permission to terminate participatio ...


44
Hemang F Patel, Anthony R Metke: Dynamic resource assignment and exit information for emergency responders. Motorola, Lalita Pace, Anthony P Curtis, December 21, 2010: US07855639 (4 worldwide citation)

A method of providing situational awareness at an incident scene. Sensor data can be received from at least one sensor (104, 106, 108) located at the incident scene and position data can be received for at least one resource (306, 308, 310, 312). Based on the received data, at least one optimal exit ...


45
Jay J Mueller, Matthew D Smith: Navigating to a moving destination. Motorola Solutions, Anthony P Curtis, Daniel R Bestor, June 11, 2013: US08463537 (4 worldwide citation)

A method of navigating to a destination is provided. The method includes but is not limited to determining a target course for a moving target device using target positioning data and generating an intercept course using the target course and intercept positioning data received from an intercept dev ...


46
Peter William Hilding Svendsen: Howling suppression using echo cancellation. Motorola Solutions, Anthony P Curtis, Daniel R Bestor, January 14, 2014: US08630426 (4 worldwide citation)

A method for reducing howling in a communication system containing collocated mobile devices is presented. In a transmitter, an audio signal is received at a microphone. Acoustic feedback is removed from the audio signal and the resulting signal is encoded and transmitted either using direct or trun ...


47
George Calcev, Bogdan O Carbunar, Madjid F Nakhjiri: Method and apparatus for dynamic, seamless security in communication protocols. Motorola Solutions, Anthony P Curtis, Daniel R Bestor, August 14, 2012: US08245028 (3 worldwide citation)

Communication nodes, acting as intermediate routers for communication packets transmitted between a source node and a destination node, are provided with different access rights to the fields of the routed communication packets. Routes of intermediate routers between the source node and the destinat ...


48
Choon Gim Ong, Pey Hann Ooi, Ui Ping Cheah, Kah Soon Ang: Multiple PTT functionality. Motorola Solutions, Anthony P Curtis, Daniel R Bestor, January 24, 2012: US08103298 (3 worldwide citation)

A communication device and method are presented. The device is in a network of devices of different groups. The device contains a push-to-talk (PTT) button, a channel selector, and a keyboard containing hard or soft keys. The channel selector selects an initial frequency at which to receive and tran ...


49
Nathaniel M Furrer, Daniel J McDonald: Method and apparatus to facilitate communication resource allocation for supergroups. Motorola, Indira Saladi, Anthony P Curtis, March 23, 2010: US07684816 (3 worldwide citation)

A network element (300) can facilitate allocating first and second communication resources (such as, but not limited to, FDMA and TDMA communication resources) in support of supergroup communications. By one approach this comprises identifying (101) communication talkgroups as are to comprise a part ...


50
Darrell J Stogner, Yadunandana N Rao, Charles R Ruelke, Chet A Lampert: Method and apparatus for removing DC offset in a direct conversion receiver. Motorola Solutions, Daniel R Bestor, Anthony P Curtis, September 27, 2011: US08027651 (3 worldwide citation)

A method and apparatus for correcting direct current (DC) offset errors of a received signal in a direct conversion receiver (DCR) are provided. DC offset correction algorithms are incorporated into the DCR, each algorithm being optimized for a particular receive signal operating environment. The DC ...