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2014
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Invention
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System and method for identifying point detection calibration prior to point detector lock-out an... |
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Invention
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Point detection calibration before switch machine failure. A detection and indication system for ... |
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Invention
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System and method for controlling braking of a train. max). |
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2013
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Invention
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Method and sequential monitoring overlay system for track circuits. A sequential monitoring syste... |
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2012
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Invention
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Multi-autonomous electronic amplifier. An electronic amplifier includes a configurable integrated... |
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G/S
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Freight and passenger railroad and urban rail transit traffic management and signaling software a... |
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Invention
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Swivel point connector for railroad switches. A mechanism for coupling a switch point to a point ... |
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Invention
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Rail mount point detector for railroad switches.
A point detector device for use in detecting th... |
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2011
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Invention
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Method of analyzing the safety of a device employing on target hardware description language base... |
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Invention
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Method for adjusting braking parameters of a train to account for train characteristic parameter ... |
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Invention
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Programmable logic apparatus employing shared memory, vital processor and non-vital communication... |
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Invention
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Apparatus and method for vital signal state detection in overlay rail signal monitoring. A railro... |
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2010
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Invention
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Autonomous vehicle railroad crossing warning system.
An autonomous vehicle collision/crossing wa... |
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Invention
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Light assembly. A light assembly includes a lighting module having a number of LEDs and a reflect... |
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Invention
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System and method for controlling braking of a train.
A method of controlling braking of a train... |
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Invention
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System and method for controlling braking of a train. A method of controlling braking of a train ... |
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2009
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Invention
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Output apparatus to output a vital output from two sources. An output apparatus includes a first ... |
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Invention
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System and method to serially transmit vital data from two processors. A system for serially tran... |
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Invention
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System and method for vitally determining position and position uncertainty of a railroad vehicle... |
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Invention
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Apparatus, system and method for outputting a vital output for a processor. An apparatus outputs ... |
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Invention
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Retention assembly and railway spike assembly incorporating same.
A spike assembly is for securi... |
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2008
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Invention
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Railroad switch machine. A switch machine that includes a first relay having first normally open ... |
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Invention
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Cab signal receiver demodulator employing redundant, diverse field programmable gate arrays. A pr... |
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Invention
|
Geographic information system and method for monitoring dynamic train positions. A geographic inf... |
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Invention
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Vital system for determining location and location uncertainty of a railroad vehicle with respect... |
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Invention
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System and method of longitude and latitude coordinate transformation.
A coordinate transformati... |
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Invention
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System and method of longitude and latitude coordinate transformation. A coordinate transformatio... |
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2007
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Invention
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Graphical user interface feature for enabling faster discrete navigation among monitors in a mult... |
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2006
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Invention
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Concrete tie.
A spread rod tie assembly having a body with a top surface that has at least two l... |
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Invention
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Unitary body hollow tie for a switch machine.
A tie system having at least one tie with a genera... |
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Invention
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Railroad crossing gate having a universal crossing gate arm with a rack and pinion counterweight ... |
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Invention
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Signal apparatus, light emitting diode (led) drive circuit, led display circuit, and display syst... |
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Invention
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User interface and display system for information from several railroad cad systems. A display sy... |
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Invention
|
Light emitting diode signaling device and method of providing an indication using the same. An im... |
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2005
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Invention
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User interface for railroad dispatch monitoring of a geographic region and display system employi... |
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Invention
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Electronic vital relay. A railroad signaling method includes measuring a track current on a first... |
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Invention
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System and method for sensing position of a vehicle. A system determines the position of a vehicl... |
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2004
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Invention
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Method and system providing sleep and wake-up modes for railway track circuit unit. A method prov... |
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2003
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Invention
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Dynamic optimizing traffic planning method and system. A method generates optimized traffic movem... |
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Invention
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Hot standby method and apparatus. An apparatus provides hot standby operation with normal and sta... |
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Invention
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Hollow tie railroad switching assembly. A switching assembly includes a pair of hollow ties, a pa... |
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1993
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G/S
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Friction car retarders, mechanical railway track switch and lock movements, facing point lock rai... |
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1985
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G/S
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SOLID-STATE MICROPROCESSOR NON-VITAL RELAY CONTROL UNIT WHICH CONVERTS DIGITAL MESSAGES INTO PROG... |
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1955
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G/S
|
[ ELECTRONIC AMPLIFIERS; ] ELECTRICAL POWER SUPPLIES; [ AUDIO FREQUENCY OSCILLATORS; CODED CURREN... |
