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:
Aug. 19, 1980
Filed:
Nov. 16, 1978
Applicant:
Inventors:
David Slepian, Summit, NJ (US);
Edward J Weldon, Jr, Honolulu, HI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10G / ; G01R / ;
U.S. Cl.
CPC ...
84454 ; 324 / ; 324 / ;
Abstract
Method and apparatus for determining pitch by establishing the fundamental period of an incoming acoustic wave and comparing this fundamental period with the period of certain standard pre-established tones. The name of the standard tone with period closest to the measured fundamental period of the incoming wave is indicated and displayed. Also displayed is an indication of the degree and direction of any deviation between the pitch of the incoming wave and that of the displayed standard tone.