11
Karl W Kleimenhagen, Carl A Kemner, Walter J Bradbury, Craig L Koehrsen, Joel L Peterson, Larry E Schmidt, Darrell E Stafford, Louis J Weinbeck: System and method for operating an autonomous navigation system. Caterpillar, Sterne Kessler Goldstein & Fox, June 17, 1997: US05640323 (53 worldwide citation)

A system (400) for positioning and navigating an autonomous vehicle (310) allows the vehicle (310) to travel between locations. Position information (432) is derived from global positioning system satellites (200, 202, 204, and 206) or other sources (624) when the satellites (200, 202, 204, and 206) ...


12
Adam J Gudat, Prithvi N Rao, Gary K Shaffer, Wenfan Shi, Dong H Shin, James W Sennott, William L Whittaker, Karl W Kleimenhagen, Jay H West, Richard G Clow, Baoxin Wu, Sanjiv J Singh, Dana A Christensen, Carl A Kemner, Walter J Bradbury, Craig L Koehrsen, Christos T Kyrtsos, Norman K Lay, Joel L Peterson, Larry E Schmidt, Darrell E Stafford, Louis J Weinbeck, Lonnie J Devier: Multi-tasked navigation system and method for an autonomous land based vehicle. Caterpillar, James R Yee, Sterne Kessler Goldstein & Fox, August 20, 1996: US05548516 (52 worldwide citation)

A system (400) for positioning and navigating an autonomous vehicle (310) allows the vehicle (310) to travel between locations. Position information (432) is derived from global positioning system satellites (200, 202, 204, and 206) or other sources (624) when the satellites (200, 202, 204, and 206) ...


13
Dong Hun Shin, William L Whittaker, Sanjiv J Singh, Carl A Kemner, Lonnie J Devier: System and method for causing an autonomous vehicle to track a path. Caterpillar, Sterne Kessler Goldstein & Fox, August 12, 1997: US05657226 (45 worldwide citation)

A system and method for causing an autonomous vehicle to track a desired path uses reference postures to define the desired path. Actual vehicle postures are determined using sensors aboard the autonomous vehicle. An expected vehicle posture at the end of a next time interval is determined on the ac ...


14
Carl A Kemner: System and method for managing access of a fleet of mobile machines to a service resource. Caterpillar, W Bryan McPherson, October 5, 1999: US05961560 (44 worldwide citation)

The invention is a system and method for managing a service resource by a fleet of mobile machines. Each of the mobile machines has a queue manager adapted to generate a queue position request signal as the mobile machine approaches the service resource. A service manager is on each mobile machine, ...


15
Adam J Gudat, Karl W Kleimenhagen, Dana A Christensen, Carl A Kemner, Walter J Bradbury, Craig L Koehrsen, Christos T Kyrtsos, Norman K Lay, Joel L Peterson, Larry E Schmidt, Darrell E Stafford, Louis J Weinbeck: Apparatus and method for surface based vehicle control system. Caterpillar, Sterne Kessler Goldstein & Fox, July 8, 1997: US05646843 (37 worldwide citation)

An apparatus and method for controlling a surface-based vehicle provides three operational modes: a manual operation, a tele-operation, and an autonomous operation. In manual operation, an operator directly manipulates vehicle controls on the vehicle. In tele-operation, the operator controls the veh ...


16
Norman K Lay, Carl A Kemner, Joel L Peterson, William E Allen, Richard B League: Method and apparatus for determining the location of a vehicle. Caterpillar, Steven R Janda, Alan J Hickman, January 9, 1996: US05483455 (36 worldwide citation)

Vehicle navigation systems typically include devices for determining the location of the vehicle. In many situations it is advantageous to improve the resolution of such devices or to provide a back-up system for determining vehicle location. Simple and efficient systems are also desirable when used ...


17
Mark R Hawkins, Carl A Kemner, Craig L Koehrsen, Joel L Peterson: System and method for managing access to a load resource having a loading machine. Caterpillar, W Bryan McPherson III, July 20, 1999: US05925081 (29 worldwide citation)

A system and method for managing access of at least one mobile machine to a load resource having a loading machine including a queue manager adapted to deliver a queue position request signal, a resource manager adapted to control access to the load resource, and a load manager adapted to determine ...


18
Ronald O Groth, Carl A Kemner, N Keith Lay: Method and apparatus to detect change in work tool. Caterpillar, January 24, 2006: US06990390 (26 worldwide citation)

Method and apparatus to detect a change in a work tool with an engaging portion. A control system senses a change in the relationship between the engaging portion of the work tool and at least one of the work tool and another engaging portion of the work tool. If the change is greater than a predete ...


19
Carl A Kemner, Craig L Koehrsen: Method and apparatus for managing simultaneous access to a resource by a fleet of mobile machines. Caterpillar, W Bryan McPherson, June 22, 1999: US05913914 (26 worldwide citation)

The invention is a system and method for managing a resource having a dump location. A plurality of stop points are located adjacent to the dump location. Each of a plurality of mobile machines includes a queue manager adapted to generate a queue position request signal as each mobile machine approa ...


20
Carl A Kemner, Craig L Koehrsen, Jagannathan Sarangapani: System and method for managing a fleet of mobile machines for dumping at a plurality of dump points. Caterpillar, James R Yee, August 3, 1999: US05931875 (25 worldwide citation)

The invention is a system and method for managing a resource having a stop point. Each of at least one mobile machine includes a queue manager adapted to generate a queue position request as the mobile machine approaches the resource. A resource manager is adapted to establish a queue to control acc ...