1
Robert V Janc, Steven C Jasper, Lester A Longley, Katherine L Zebrose, William J Turney, Ross J Lillie: Digital radio frequency receiver. Motorola, Thomas G Berry, Steven G Parmelee, January 9, 1990: US04893316 (318 worldwide citation)

A digital radio receiver is described. The digital receiver of the present invention contemplates a digital radio receiver which operates on a received analog signal which has been converted to a digital form after preselection at the output of the antenna. The digital receiver of the present invent ...


2
Michael G Hluchyj, Amit Bhargave, Nanying Yin: Method for prioritizing, selectively discarding, and multiplexing differing traffic type fast packets. Codex Corporation, Darleen J Stockley, Steven G Parmelee, Charles L Warren, July 27, 1993: US05231633 (312 worldwide citation)

A queueing and dequeueing mechanism for use in an integrated fast packet network, wherein fast packets from differing traffic types are multiplexed with one another through use of a weighted round-robin bandwidth allocation mechanism (517). Fast packets within a particular traffic type are selected ...


3
David E Morgan, John Major, Eric K Crane, Janusz Hyziak, Robert S Rosenthal, Neil N Wellenstein: System for selectively routing and merging independent annotations to a document at remote locations. Motorola, Steven G Parmelee, August 24, 1993: US05239466 (216 worldwide citation)

A personal communicating computer (112) (FIG. 1) remains in contact, via a wireless network, with an office server (101). Documents from various sources can be transmitted to the personal communicating computer (112) using this network. Upon receipt, such documents can be accessed and utilized in a ...


4
Paul H Gailus: Direct conversion FM receiver. Motorola, Timothy W Markison, Steven G Parmelee, Joseph P Krause, March 26, 1991: US05003621 (151 worldwide citation)

A direct conversion FM receiver that comprises a quadrature mixer, an A to D converter, a digital demodulator, a digital phase lock loop, and frequency offset setting means is disclosed. The quadrature mixer receives FM signals and mixes them with a local oscillator signal to produce an analog in-ph ...


5
David E Borth: TDMA communications system with adaptive equalization. Motorola, Douglas A Boehm, Steven G Parmelee, Anthony J Sarli Jr, July 25, 1989: US04852090 (143 worldwide citation)

A method and means for reducing multipath interference distortion in a time-division multiple access (TDMA) communications system is disclosed. A transmitting station (100) formats one or more equalizer synchronization words with a first user's data word, time-multiplexes this formatted user message ...


6
Alan L Wilson: Encryption synchronization combined with encryption key identification. Motorola, Steven G Parmelee, Susan L Lukasik, February 9, 1993: US05185796 (133 worldwide citation)

In an encrypted radio system, transmsitters and receivers can each be provided with a plurality of encryption algorithms (407 and 425) and/or encryption key variables (408 and 426). A unique logical ID (409 and 427) corresponds to each of the above. During transmission of an encrypted message, both ...


7
Steven C Jasper: Method and apparatus for compensation of imbalance in zero-if downconverters. Motorola, Susan L Lukasik, Raymond A Jenski, Steven G Parmelee, November 16, 1993: US05263196 (124 worldwide citation)

To compensate the audio distortion resulting from amplitude and phase imbalance in the quadrature oscillator (103) and mixers (105, 115) in zero-IF downconverters (203), a balancing action is required. An apparatus for distortion compensation compensates for the amplitude and phase imbalance to redu ...


8
Gary W Grube, Steven G Parmelee: Personal communications device having remote control capability. Motorola, Steven G Parmelee, April 6, 1993: US05201067 (120 worldwide citation)

A personal communications device (100) includes a wireless transceiver (206, 207, 208) to allow a two-way exchange of user information, and to allow down loading of remote control signalling information. The latter can be transmitted via an appropriate transmitter (210 or 211) to facilitate remote c ...


9
Stephen J Ranz: Method for providing caller identification to a call recipient. Motorola, John W Hayes, Steven G Parmelee, December 28, 1993: US05274699 (119 worldwide citation)

An originator of a communication (110) selects from among a set of candidate displayable source indicators, which displayable source indicators can include both a unit ID and alias IDs, and then attempts to initiate a communication with a recipient communication unit (111). The attempt to initiate c ...


10
Anthony P Van den Heuvel, Richard A Comroe, Arun Sobti, Anthony J Sarli Jr: Bulletin board resource for communication system access. Motorola, Steven G Parmelee, Susan L Lukasik, April 5, 1994: US05301359 (116 worldwide citation)

A bulletin board communication resource provides a message to communication units regarding available communication systems in a particular geographic area. The bulletin board resource also supports registration of the communication unit with one or more of these systems as selected by the communica ...