Title:
【発明の名称】マルチパルス符号化装置
Document Type and Number:
Japanese Patent JP2586043
Kind Code:
B2
Abstract:
In a multipulse-excitation system, the number of pulses versus the number of quantization levels are adjusted as a function of speech signal power, for example, voiced sound is high power and needs only a few pulses, but large number of quantization levels, versus the reverse for unvoiced sound.
Inventors:
TAGUCHI SATORU
Application Number:
JP11847587A
Publication Date:
February 26, 1997
Filing Date:
May 14, 1987
Export Citation:
Assignee:
NIPPON ELECTRIC CO
International Classes:
G10L19/00; G10L19/04; G10L19/08; G10L19/10; (IPC1-7): G10L9/14; G10L9/18
Domestic Patent References:
| JP6113300A |
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)