1
Haemmig Adrian, Gibson James A: Vehicle location systems. Products of Information Technology, Knobbe Martens Olson Hubbard & Bear, April 8, 1975: US3876980 (82 worldwide citation)

A vehicle location system having a plurality of stationary wayside stations positioned at predetermined geographical locations. The passage of a vehicle near a station references the location of the vehicle at that point in time and automatically supplies the remote headquarters with information as ...


2
Sean J Barbeau, Philip L Winters, Rafael Perez, Miguel Labrador, Nevine Georggi: Travel assistant device. University of South Florida, Anton J Hopen, Courtney M Dunn, Smith & Hopen P A, March 20, 2012: US08138907 (29 worldwide citation)

A travel assistant device to help individuals use transit systems. The device is particularly suited to help individuals with special needs (i.e. physical or mental disabilities) successfully navigate the transit system through cues that are delivered through the device. In certain embodiments the d ...


3
John Nicholas Pearce: Automatic vehicle location systems. MDSI Mobile Data Solutions, Quarles & Brady, May 19, 1998: US05754125 (20 worldwide citation)

An automatic vehicle location center includes a control center and a plurality of mobile units. Each mobile unit is able to derive a current position from external radio signals. A prediction is responsive to this current position signal and to predicted motion of the mobile unit to derive a predict ...


4
Ronald Arthur Tyler, Luigi DE Tullio: Vehicle location systems. The Marconi Company, Baldwin Wight & Brown, March 30, 1976: US03947807 (18 worldwide citation)

A vehicle location system for vehicles travelling over a predetermined route in which the vehicle sends to a base station information concerning the distance travelled from a predetermined starting point and the turns made, from which information the base station computes the route between road junc ...


5
Josef K Winkler, Vernon L Stant, Stephen G Wilson: Everyday wireless vehicle notification and vehicle location systems and methods related thereto. Everyday Wireless, Edwards Angell Palmer & Dodge, Peter F Corless, William J Daley Jr, July 1, 2008: US07394403 (11 worldwide citation)

The present invention features a system and methods for notifying passengers of an approaching vehicle. Utilizing such a system and methods, passengers can remain in a safe, controlled environment, avoiding harsh environmental conditions and excessive waiting times, instead arriving at their pick-up ...


6
Vehicle location systems. Marconi, April 21, 1977: GB1470694-A (4 worldwide citation)

1470694 Road-traffic signalling apparatus MARCONI CO Ltd 22 May 1975 [8 June 1974] 25523/74 Addition to 1387327 Heading G4Q The parent invention is modified by performing the vehicle location computation on the vehicle, a transmitter on which sending location data to a monitoring base station when a ...


7
Vehicle location systems. Marconi, October 8, 1980: GB2044033-A (3 worldwide citation)

The invention concerns radio direction-finding apparatus for use as the heading sensor in a vehicle location system. It provides a two- directional antenna system (preferably crossed loops 10, 11), coupled (alternately) via a radio receiver 13 to computing means 15 which adjusts the receiver's outpu ...


8
Ewen Smith Bev M: Vehicle location systems.. Spectronics Micro Syst, October 3, 1990: EP0389488-A1 (2 worldwide citation)

A vehicle location system comprises a central controller and a plurality of mobile vehicles. The controller transmits job request messages to the mobile vehicles and these messages include information about the location of a job. Each vehicle has a receiver, a transmitter, and a means to compare the ...


9
Nolann George Williams, Ronald Louis Williams: Alcohol detection system for vehicle driver testing with integral temperature compensation. Transbiotec, Felix L Fischer, March 29, 2016: US09296298 (1 worldwide citation)

An alcohol detection system incorporates a resistive touch sensor mountable in a vehicle for determining presence of alcohol based on changed skin resistance. An ignition interlock is provided in the vehicle and a microcontroller is connected to and receives data from the touch sensor and provides a ...


10
Jeffrey J Clawson: Picture/video messaging protocol for emergency response. Stoel Rives, January 23, 2018: US09877171

Systems and methods are provided to guide an emergency dispatcher in responding to emergency communications. The systems and methods may allow the dispatcher to use one or more of a plurality of different communication methods to communicate with a person needing assistance, such as by sending graph ...