The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 2002
Filed:
Oct. 12, 2000
Henry William Sybesma, Holland, MI (US);
Other;
Abstract
An apparatus for diagnosing automobile audio systems having a system integrity analyzer which includes speaker testing. The speaker testing includes a member for supplying an input to each of the positive and negative leads while supplying ground to the other of the positive and negative lead. This, in turn, facilitates diagnosis of the operation of the audio system of the vehicle. In addition, the apparatus comprises a system for analyzing vibrations comprising a frequency transmitter and an oscillator. The frequency transmitter is capable of transmitting a signal generated by the oscillator on a frequency that is receivable by a vehicle audio system. The oscillator includes altering the signal generated by the oscillator between the lower audible range and the upper audible range.