Richard S Bickham, Robert W Furtaw, Joseph G Schultz, Arun Sobti, Kenneth J Zdunek: Method of providing an alert of a financial transaction. Motorola, James A Coffing, George C Pappas, June 25, 1996: US05530438 (217 worldwide citation)

A radio system user (126) is alerted (129) as to the occurrence of a financial transaction by a customer (118). Data (122) is obtained from the customer (118) and used to identify a radio system user (126), who is authorized to conduct the financial transaction. A message, indicative of the financia ...

Richard A Comroe, Arun Sobti, Robert W Furtaw: Trunking system communication resource reuse method. Motorola, Joseph P Krause, August 13, 1991: US05040238 (173 worldwide citation)

Reusing radio frequency specta in a trunked radio system by establishing small cell trunked radio systems within a large cell trunked radio system wherein low power radio transmission occurs permits multiple small cell trunked radio systems in geographically separate locatiosn to use a limited numbe ...

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 (117 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 ...

James A McDonald, Richard A Comroe, Arun Sobti, Paul M Bocci, Robert W Furtaw, Bradley M Hiben: On-site system frequency sharing with trunking systems using spread spectrum. Motorola, Jon P Christensen, March 9, 1993: US05193101 (92 worldwide citation)

A way of allowing small, low-power communication units to reuse trunked system communication resources within the service coverage area of the larger trunked system without experiencing significant interference from the trunked system. The low power units (requestors and targets) avoid interference ...

Richard A Comroe, Arun Sobti: Intersystem group call communication system and method. Motorola, Steven G Parmelee, March 10, 1992: US05095529 (73 worldwide citation)

Communication systems having dedicated communication resources are provided with receivers that monitor the communication resources of other communication systems, and roamers are preregistered in non-home systems. Using this infrastructure, a group call can be sourced in one system and relayed to r ...

Richard A Comroe, Arun Sobti, John E Major: Multi-site dispatching system cell registration. Motorola, Jon P Christensen, October 1, 1991: US05054110 (72 worldwide citation)

A trunked communication system wherein less than all of the communication units may transmit an identifying data word thereby registering their location to a system controller every time they enter a different coverage area, while the remainder of the communication units do not. The identity of the ...

Michael D Sasuta, Arun Sobti: Method for allocating communication resources among RF communications systems. Motorola, John W Hayes, July 23, 1991: US05034993 (69 worldwide citation)

A method for allocating RF communication resources among RF communication systems. This allocation may be base strictly upon demand or it may be based upon the loading of an RF communication system or the relative loading among a group of RF communication systems.

Michael D Sasuta, Lewis H Rosenthal, Donald C Mills, Russell A Marten, David J Kizior, Arun Sobti, Johnny E Blankenship: Console interface for a trunked radio system. Motorola, Thomas G Berry, Donald B Southard, October 6, 1987: US04698805 (68 worldwide citation)

A console interface for a trunked communication system is disclosed wherein unique interface modules are coupled to the central controller and console network to establish communication therebetween. A console interface constructed and arranged to transceive trunking channel call information couples ...

Richard Alan Comroe, Robert William Furtaw, Arun Sobti, John Edward Major: Video/integrated land mobile dispatch radio and video unit. Motorola, Steven G Parmelee, Susan L Lukasik, February 9, 1999: US05870149 (56 worldwide citation)

An integrated land mobile dispatch radio capable of accommodating both standard audio transmissions and video transmissions. The push-to-talk switch controls these activities. Video images can be stored and reviewed prior to transmission. Also, video transmissions can be interrupted to accommodate a ...

Richard A Comroe, Arun Sobti, Paul M Bocci, Robert W Furtaw, Bradley M Hiben, James A McDonald: On-site/trunking system frequency sharing. Motorola, Jon P Christensen, September 21, 1993: US05247701 (46 worldwide citation)

Shown, herein, is a method of allowing use of small, low-power communication systems within the service coverage area of larger trunked systems. The small, low-power systems are constructed to reuse at least some of the communication resources, also used by the larger system. The large system measur ...