Hiroshi Kosugi

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Interpolative digital-to-analog converter for linear PCM code
- Patent number 4,321,585
- Issue date Mar 23, 1982
- Hitachi, Ltd.
- Hiroshi Kosugi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Interpolative PCM decoder utilized for .mu.-law and A-law
- Patent number 4,231,022
- Issue date Oct 28, 1980
- Hitachi, Ltd.
- Hiroshi Kosugi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency sampling filter
- Patent number 4,101,853
- Issue date Jul 18, 1978
- Hitachi, Ltd.
- Hiroshi Kosugi
- H03 - BASIC ELECTRONIC CIRCUITRY