11
Angel P Bezos, Clive Wright, Emilio A Fernandez: Railroad telemetry and control systems. Pulse Electronics, Whitham Curtis Whitham & McGinn, January 3, 1995: US05377938 (23 worldwide citation)

Improvements relating to railroad telemetry and control system address problems in compatibility between HOT and EOT units, implement an automatic UDE location procedure, and automate calibration of EOT units. An improved two way protocol that allows EOT units having different code formats to be use ...


12
Angel P Bezos, Emilio A Fernandez: Self powered end of train unit. Pulse Electronics, Whitham & Marhoefer, December 7, 1993: US05267473 (23 worldwide citation)

Power supply for an EOT unit in which an electrical generator driven by air from the train air brake pipe provides the primary power to the EOT unit. The power supply of this invention may be incorporated as part of the EOT unit or it may be supplied as a power kit modification for existing EOT unit ...


13
Mark K Kane, Gregory C Martin: Initial terminal tester. Pulse Electronics, C Lamont Whitham, Michael E Whitham, July 11, 1989: US04847770 (20 worldwide citation)

An automated initial terminal testing system tests the air pressure and leakage of the brake pipes and the operation of brakes of railroad trains (10) in a terminal yard before trains are allowed to go on a railroad. The system includes end of train devices (16) attached to the trailing coupler of t ...


14
Angel P Bezos, Clive Wright, Emilio A Fernandez: Railroad telemetry and control systems. Pulse Electronics, Whitham Curtis Whitham & McGinn, December 20, 1994: US05374015 (19 worldwide citation)

Improvements relating to railroad telemetry and control system address problems in compatibility between HOT and EOT units, implement an automatic UDE location procedure, and automate calibration of EOT units. An improved two way protocol that allows EOT units having different code formats to be use ...


15
Angel P Bezos, Gary A Tubergen: Anti-stall motor drive. Pulse Electronics, C Lamont Whitham, Michael E Whitham, October 25, 1988: US04780653 (18 worldwide citation)

An anti-stall motor drive circuit for a very slow running permanent magnet d.c. motor is disclosed. The slow running speed of the motor sometimes allows an insulating film to build up between the brushes and the commutator which causes the stalled condition. The motor (10) is connected in the collec ...


16
Christopher P Schaffer, Aurelio J Gutierrez: Substrate inductive devices and methods. Pulse Electronics, Gazdzinski & Associates PC, November 26, 2013: US08591262 (16 worldwide citation)

Methods and apparatus for providing a low-cost and high-precision inductive device. In one embodiment, the inductive device comprises a substrate based inductive device which utilizes inserted conductive pins in combination with plated substrates which replace windings disposed around a magnetically ...


17
David L Roberson: Initial synchronization and tracking circuits for spread spectrum receivers. Pulse Electronics, Whitham Curtis Whitham & McGinn, November 15, 1994: US05365550 (15 worldwide citation)

A direct sequence digital spread spectrum receiver acquires and maintains synchronization in a reliable, yet simple manner, even under severe multipath and interference conditions. A sliding correlator and a voltage controlled crystal oscillator (VCXO) cooperate to acquire initial synchronization, a ...


18
Mark E Kane, James F Shockley, Henry H Eck: Multilingual code receivers. Pulse Electronics, Whitham & Marhoefer, December 5, 1989: US04885689 (14 worldwide citation)

A telemetry receiver which is capable of automatically recognizing certain incompatible code formats and correctly decoding received data from a remotely located telemetry transmitter is disclosed. The specific embodiment is an end of train receiver mounted in the cab of a locomotive which receives ...


19
Emilio A Fernandez, Angel P Bezos, Gregory C Martin: Marker attachment for railroad equipment. Pulse Electronics, C Lamont Whitham, W Boswell Childs, June 3, 1986: US04592217 (13 worldwide citation)

An improved attaching device is provided for securely mounting railroad signalling and monitoring equipment (10, 12) on the coupler (36) of a railroad car. A package including a supporting frame (22) to which the equipment is fastened by a draw pull (16) rests on the top surface of the coupler. The ...


20
Emilio A Fernandez, Angel P Bezos, Charles H Kimball: Fuel measuring system. Pulse Electronics, C Lamont Whitham, Michael E Whitham, June 20, 1989: US04840056 (11 worldwide citation)

A fuel measuring system of the bubble type is adaptable for use with a plurality of tanks of predetermined differing geometries. The system employs at least two bubbling tubes located at predetermined locations in a tank. A predetermined volume flow of air is made to pass through each tube. Pressure ...