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:
Apr. 02, 2002
Filed:
Aug. 11, 1999
Applicant:
Inventor:
Takeo Inoue, Hirakata, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10L 1/906 ;
U.S. Cl.
CPC ...
G10L 1/906 ;
Abstract
In a voice coding method for adaptively quantizing a difference d between an input signal x and a predicted value y to code the difference, adaptive quantization is performed such that a reversely quantized value q of a code L corresponding to a section where the absolute value of the difference d is small is approximately zero.