G06F 2101/16
Pcm companding functions
Official title: PCM companding functions
G06F2101/16 (Pcm companding functions) appears on 5 US grants and 2 published applications in this corpus.
Search patents in G06F- Granted patents
- 5
- Published applications
- 2
- Assignees
- 4
- Inventors
- 5
- Latest grant
- 17 Oct 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for implementing efficient arithmetic circuits in programmable logic devices17 Oct 2006US 7,124,161 B2Altera Corporation
- Apparatus and method for implementing efficient arithmetic circuits in programmable logic devices6 Jun 2006US 7,058,675 B1Altera Corporation
- Digital waveform generator having constant signal to noise ratio12 May 1981US 4,267,579 ANorlin Industries, Inc.
- Method of and system for generating digital test signals17 Jul 1979US 4,161,627 AWandel & Goltermann GmbH & Co.
- Incrementally adjustable digital attenuator/amplifier3 May 1977US 4,021,652 ANorthern Electric Company Limited
Most cited
By later US patents
- Incrementally adjustable digital attenuator/amplifier6US 4,021,652 ANorthern Electric Company Limited · 1977
- Digital waveform generator having constant signal to noise ratio5US 4,267,579 ANorlin Industries, Inc. · 1981
- Method of and system for generating digital test signals3US 4,161,627 AWandel & Goltermann GmbH & Co. · 1979
- Apparatus and method for implementing efficient arithmetic circuits in programmable logic devices1US 7,058,675 B1Altera Corporation · 2006
- Apparatus and method for implementing efficient arithmetic circuits in programmable logic devices1US 7,124,161 B2Altera Corporation · 2006