1
Eric Paneth, Mark J Handzel, Steven A Morley, Graham M Avis: Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels. International Mobile Machines, Arthur A Jacobs, June 23, 1987: US04675863 (290 worldwide citation)

A system for the wireless transmission of multiple information signals utilizing digital time division circuits between a base station and a plurality of subscriber stations. The subscriber stations may be fixed or movable. The number of time division circuits is determined by the transmission quali ...


2
Eric Paneth, Mark J Handzel, Steven A Morley, Graham M Avis: Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels. International Mobile Machines Corporation, Arthur A Jacobs, Anthony S Volpe, C Frederick Koenig III, June 4, 1991: US05022024 (217 worldwide citation)

A system for the wireless transmission of multiple information signals utilizing digital time division circuits between a base station and a plurality of subscriber stations. The subscriber stations may be fixed or movable. The number of time division circuits is determined by the transmission quali ...


3
Eric Paneth, Mark J Handzel, Steven A Morley, Graham M Avis: Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels. International Mobile Machines Corporation, Arthur A Jacobs, March 27, 1990: US04912705 (208 worldwide citation)

A system for the wireless transmission of multiple information signals utilizing digital time division circuits between a base station and a plurality of subscriber stations. The subscriber stations may be fixed or movable. The number of time division circuits is determined by the transmission quali ...


4
Eric Paneth, Mark J Handzel, Steven A Morley, Graham M Avis: Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels. International Mobile Machines Corporation, Arthur A Jacobs, March 28, 1989: US04817089 (207 worldwide citation)

A system for the wireless transmission of multiple information signals utilizing digital time division circuits between a base station and a plurality of subscriber stations. The subscriber stations may be fixed or movable. The number of time division circuits is determined by the transmission quali ...


5
Eric Paneth, Mark J Handzel, Steven A Morley, Graham M Avis: Subscriber RF telephone system for providing multiple speech and/or data singals simultaneously over either a single or a plurality of RF channels. International Mobile Machines, Kenyon & Kenyon, June 9, 1992: US05121391 (192 worldwide citation)

A system for the wireless transmission of multiple information signals utilizing digital time division circuits between a base station and a plurality of subscriber stations. The subscriber stations may be fixed or movable. The number of time division circuits is determined by the transmission quali ...


6
Eric Paneth, Mark J Handzel, Steven A Morley, Graham M Avis: Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels. International Mobile Machines, Kenyon & Kenyon, June 2, 1992: US05119375 (96 worldwide citation)

A system and method for the wireless transmission of information signals between a base station and a plurality of subscriber stations. The method may include a base station receiving an information signal from trunk lines for processing for transmission over a RF link to a predetermined receive uni ...


7
John D Kaewell Jr, Nicholas C Schreier, James J Roller: Combination spatial diversity system. International Mobile Machines Corporation, Arthur A Jacobs, August 28, 1990: US04953197 (88 worldwide citation)

A spatial diversity system for digital mobile telephone networks which comprises at least two antennas, one antenna being part of a primary (or master) unit and the other being part of a diversity (or slave) unit, each unit having processing means to detect the "quality" of digital audio signals rec ...


8
David N Critchlow, Moshe Yehushua, Graham M Avis, Wade L Heimbigner, Karle J Johnson, George A Wiley: Subscriber unit for wireless digital subscriber communication system. International Mobile Machines Corporation, Arthur A Jacobs, C Frederick Koenig, Anthony S Volpe, April 16, 1991: US05008900 (84 worldwide citation)

A subscriber unit for wireless communication with a base station in a wireless subscriber communication system includes a FIR chip, a DIF (digital intermediate frequency) chip, a single processor chip and a radio. The processor chip transcodes a digital voice input signal to provide digital input sy ...


9
Thomas E Fletcher, Wendeline R Avis, Gregory T Saffee, Karle J Johnson: Base station for wireless digital telephone system. International Mobile Machines, Arthur A Jacobs, Edward W Callan, October 11, 1988: US04777633 (80 worldwide citation)

A base station for use in a subscriber communication network for communicating signals between subscriber stations and an external communication network having a plurality of ports includes a communication circuit for enabling simultaneous communications between a plurality of the ports and a plural ...


10
Duane R Bolgiano, Chumlong Deangdeelert: Apparatus and method for obtaining frequency agility in digital communication systems. International Mobile Machines Corporation, Arthur A Jacobs, November 15, 1988: US04785450 (78 worldwide citation)

In a communication system that comprises a plurality of subscriber stations in RF communication with a base station having multiple sequentially repetitive time slots, each time slot being assigned to a particular subscriber station, means to change either the frequency or the time slot configuratio ...



Click the thumbnails below to visualize the patent trend.