Automotive performance meter

Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Transmission control

Reexamination Certificate

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Details

C701S055000, C701S064000

Reexamination Certificate

active

07013207

ABSTRACT:
Methods, systems and circuits for analyzing the performance of a vehicle having an electrical system are provided which determine a shift point while the vehicle is being driven. The shift point is determined using acceleration data and RPM data generated from the electrical system.

REFERENCES:
patent: 4209816 (1980-06-01), Hansen
patent: 4392098 (1983-07-01), Min
patent: 2002/0111756 (2002-08-01), Modgil
Analog Devices Inc., “Low-Cost ± 10 g Dual-Axis Accelerometer with Duty Cycle,” ADXL210E, pp. 1-12, 2002, no month.
J.C. Lötters, et al., “Procedure for In-Use Calibration of Triaxial Accelerometers in Medical Applications,” Sensors and Actuators A 68, pp. 221-228, 1998, no month.
John Lawlor, “Brake Horsepower & Torque,” Auto Math Handbook, Chapter 4, pp. 23-30, 1991/1992; “Shift Points,” Chapter 10, 73-76, 1991/1992, no month.

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