2021
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Invention
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Route selection using correction factors indicating phase interruptible traffic signals. Disclose... |
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Invention
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Dynamic activation of virtual phase selectors for control of traffic signal preemption. According... |
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Invention
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Incident-based traffic signal preemption and priority. Controlling traffic signal preemption incl... |
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Invention
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Location-based message distribution. According to the disclosed approaches, a first processor rec... |
2019
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Invention
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Determining position of vehicle based on image of tag. Approaches are disclosed for determining a... |
2017
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G/S
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Installation and maintenance of transportation and traffic equipment and systems namely, electric... |
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Invention
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Timing submission of transit signal priority requests to reduce transit vehicle stop times. Appro... |
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Invention
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Emitter programmer and verification system. The disclosure describes a device for configuring an ... |
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G/S
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Installation and maintenance of transportation and traffic equipment and systems Management of ve... |
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G/S
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Installation and maintenance of transportation and traffic equipment and systems
Management of ve... |
2016
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Invention
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Trip determination for managing transit vehicle schedules. Approaches for managing transit vehicl... |
2015
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G/S
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GPS and radio based communications systems for remotely controlling traffic signals, including co... |
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Invention
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Managing transit signal priority (tsp) requests. Approaches for managing transit signal priority ... |
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G/S
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GPS and Radio based communications systems for remotely controlling traffic signals, including co... |
2014
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Invention
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Vehicle classification system and method. Approaches for classifying vehicles include generating ... |
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Invention
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Adaptive traffic signal preemption. The disclosed approaches for processing traffic signal priori... |
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Invention
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Managing transit signal priority (tsp) requests.
Approaches for managing transit signal priority... |
2013
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Invention
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Field of view traffic signal preemption. Approaches for issuing preemption requests. The boundari... |
2012
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Invention
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Systems and method for controlling preemption of a traffic signal. A priority control unit is pro... |
2011
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Invention
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Control of traffic signal phases. Controlling a traffic signal phase at one or more intersections... |
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Invention
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Defining approach maps for traffic signal preemption controllers. Methods and systems for creatin... |
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Invention
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Monitoring and diagnostics of traffic signal preemption controllers. Management of traffic signal... |
2010
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Invention
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Monitoring traffic signal preemption. Approaches for monitoring traffic signal preemption at one ... |
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Invention
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Prioritization of traffic signal preemption requests received from multiple sources over differen... |
2009
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Invention
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Led emitter for optical traffic control systems. A light emitter for a traffic control preemption... |
2007
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G/S
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Emergency Vehicle Preemption and Transit Signal Priority systems comprised of detectors, phase se... |
1978
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G/S
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Vehicle detection systems for use in traffic signal actuation, vehicle counting, traffic surveill... |
1972
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G/S
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Optical communications systems for remotely controlling traffic signal lights, including the comp... |
1966
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G/S
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OPTICAL COMMUNICATIONS SYSTEMS FOR REMOTELY CONTROLLING TRAFFIC SIGNAL LIGHTS, INCLUDING THE COMP... |