1
Peter M Athanas, Gregory A Portanova: Modular multiport data hub. United Technologies Corporation, Francis J Maguire Jr, February 9, 1988: US04724520 (161 worldwide citation)

A data hub for facilitating and effecting data transfers between signal processors with high efficiency is disclosed. The data hub receives low priority data transfer instructions from a master CPU and is capable of transferring such low priority data between processors without imposing significant ...


2
Gregory A Portanova, Brian J Sprague: Reduced instruction set computing apparatus and methods. United Technologies Corporation, Francis J Maguire Jr, February 12, 1991: US04992934 (142 worldwide citation)

A reduced instruction set computer (RISC) with a Harvard architecture is disclosed. The RISC may be designed to be used simply as a RISC or may be designed to be used to emulate a complex instruction set computer (CISC). Or, it may be designed for use as either. A CISC design methodology is disclose ...


3
Frederick C Chamberlin, Charles Whynacht, Peter D Carter, Charles S Wilson: Remote subsystem. Carrier, Francis J Maguire Jr, October 27, 1987: US04703325 (121 worldwide citation)

A Remote Subsystem for monitoring a large number of parameters relating to operating equipment at a remote site is disclosed. A monitoring system having a plurality of local service offices each reporting to a central office and each having a plurality of remote subsystems at remote sites reporting ...


4
Charles Whynacht: Remote elevator monitoring system. United Technologies Corporation, Francis J Maguire Jr, February 4, 1986: US04568909 (94 worldwide citation)

A plurality of operating systems in buildings organized in geographical groups, each group having a local service office, are monitored at both the local offices and a central office for the presence of various combinations of performance criteria defining alarm conditions.


5
Glidden S Doman, Joseph M Kos, Kermit I Harner, Eugene D DiValentin, Henry S Healy: Variable speed wind turbine. United Technologies Corporation, Francis J Maguire Jr, September 22, 1987: US04695736 (75 worldwide citation)

A variable speed wind turbine includes a frequency converter which converts variable frequency AC from a turbine driven AC generator to fixed frequency AC for delivery to a power grid. The frequency converter is typically an electronic cycloconverter or rectifier-inverter and is also used to control ...


6
Joseph M Kos, Allen F Rapp: Speed avoidance logic for a variable speed wind turbine. United Technologies Corporation, Francis J Maguire Jr, October 13, 1987: US04700081 (72 worldwide citation)

A variable speed wind turbine is controlled in a way which avoids the turbine lingering at a critical speed which would otherwise tend to cause excessive vibration. The disclosed method and apparatus increases speed at a selected rate with respect to generator output power except in the vicinity of ...


7
Eugene D DiValentin, Henry S Healy: Torque control for a variable speed wind turbine. United Technologies Corporation, Francis J Maguire Jr, October 27, 1987: US04703189 (67 worldwide citation)

Apparatus and method for controlling a variable speed wind turbine-generator at improved efficiencies is disclosed. The method and apparatus of the invention control the rotor tip speed below the limiting torque of the wind turbine at a selected constant velocity ratio with respect to wind speed and ...


8
Clement A Skalski: Industrial contactless position sensor. Otis Elevator Company, Francis J Maguire Jr, April 1, 1997: US05617023 (66 worldwide citation)

A contactless position sensor uses at least a first magnetic flux source on one side of an object, wherein a sensor is responsive to the flux, for providing a sensed signal indicative of varying positions (x) of the first magnetic flux source and the object relative to each other, including a null p ...


9
Zuhair S Bahjat, Michael Appelt, Stephanie A Szekeres: Elevator management system time based security. Otis Elevator Company, Francis J Maguire Jr, October 27, 1992: US05159163 (64 worldwide citation)

A method of operating an elevator system includes the steps of specifying and storing at least one profile describing at least one elevator operational characteristic, including an elevator security function specifying a landing or landings for which hall calls are not to be responded to and a landi ...


10
Bhalchandra R Tulpule, Robert E Collins, John Cheetham, Smith Cornwell: Event driven executive. United Technologies Corporation, Francis J Maguire Jr, December 25, 1990: US04980824 (63 worldwide citation)

Tasks may be planned for execution on a single processor or are split up by the designer for execution among a plurality of signal processors. The tasks are modeled using a design aid called a precedence graph, from which a dependency table and a prerequisite table are established for reference with ...



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