1
Paul J Gaudet, Thomas P Blackadar, Steven R Oliver: Measuring foot contact time and foot loft time of a person in locomotion. Personal Electronic Devices, Wolf Greenfield & Sacks P C, January 25, 2000: US06018705 (409 worldwide citation)

The time period that a foot is in contact with the ground during a stride taken by a user, and the period that the foot is not in contact with the ground between strides taken by the user are determined by processing and analyzing the output signal of an accelerometer. The accelerometer is mounted o ...


2
Ralf Bergholz, Klaus Timm, Hubert Weisser: Autonomous vehicle arrangement and method for controlling an autonomous vehicle. Volkswagen, Baker Botts L, November 21, 2000: US06151539 (374 worldwide citation)

An autonomous vehicle and method for controlling it includes an input unit to receive one or more travel orders, a route planning unit containing at least one position finding device and digital street map, a vehicle path generating a unit, an array of sensors including at least one range sensor for ...


3
Lawrence J Hutchings: System and method for measuring movement of objects. Sofer & Haroun, March 3, 1998: US05724265 (349 worldwide citation)

A device that measures the distance traveled, speed, and height jumped of a person while running or walking. Accelerometers and rotational sensors are placed in the sole of one shoe along with an electronic circuit that performs mathematical calculations to determine the distance and height of each ...


4
Robert W Levi, Thomas Judd: Dead reckoning navigational system using accelerometer to measure foot impacts. Point Research Corporation, Price Gess & Ubell, December 10, 1996: US05583776 (334 worldwide citation)

A microcomputer-assisted position finding system that integrates GPS data, dead reckoning sensors, and digital maps into a low-cost, self-contained navigation instrument is disclosed. A built-in radio frequency transponder allows individual positions to be monitored by a central coordinating facilit ...


5
Edward C Frederick: Device for determining the speed, distance traversed, elapsed time and calories expended by a person while running. Nike, Banner Birch McKie & Beckett, March 25, 1986: US04578769 (286 worldwide citation)

A device for measuring the speed of a person while running along a surface is disclosed. A pressure switch or transducer located in a shoe senses when a foot of the runner is in contact with the surface and produces a foot contact signal having a duration proportional to the time the foot is in cont ...


6
Lawrence J Hutchings: System and method for measuring movement of objects. Acceleron Technologies, Sofer & Haroun, May 4, 1999: US05899963 (269 worldwide citation)

A device that measures the distance traveled, speed, and height jumped of a moving object or a person while running or walking. Accelerometers and rotational sensors are placed in the object or in the sole of one shoe, or in a wrist watch or the waist of the user, along with an electronic circuit th ...


7
Thomas P Blackadar, Paul J Gaudet, Samuel W Joffe: Detecting the starting and stopping of movement of a person on foot. Personal Electronic Devices, Wolf Greenfield & Sacks P C, October 2, 2001: US06298314 (218 worldwide citation)

Various methods for monitoring movement of a person involve using a sensor to generate a signal in response to movement of a person. In one embodiment, a characteristic in the signal is identified that indicates the person is walking or running and, in response to identifying the characteristic, a t ...


8
Peter R Cavanagh: Computer shoe system and shoe for use therewith. Puma Aktiengesellschaft Rudolf Dassler Sport, Sixbey Friedman Leedom & Ferguson, September 13, 1988: US04771394 (186 worldwide citation)

A pair of running shoes provided with a housing at the heel thereof, into one of which an electronic device is removably mounted. The electronic device comprises a normally open inertia switch for producing a footstrike count, an oscillator crystal for providing a stopwatch function, a sound generat ...


9
Lawrence J Karr, Gary L Wasserman, George R Boehme: Electronic pedometer. Lawrence Joseph Karr, Gary Lee Wasserman, Reagin & King, February 1, 1983: US04371945 (174 worldwide citation)

A pedometer is disclosed which calculates the distance a user walks, jogs or runs by electronically measuring the length of each stride taken by the user. Stride length is measured using ultrasonic waves. The pedometer comprises an ultrasonic generator module which is strapped to one leg of the user ...


10
Armin A Dassler: Athletic shoe for running disciplines and a process for providing information and/or for exchanging information concerning moving sequences in running disciplines. PUMA Rudolf Dassler Sport, Sixbey Friedman & Leedom, October 27, 1987: US04703445 (165 worldwide citation)

An athletic shoe system for running disciplines and a process for emitting and/or exchanging information concerning movement factors of running disciplines enabling the athlete to always be sufficiently informed regarding his/her training program that is in progress or completed. In particular, in a ...