H03M 3/024
Using syllabic companding
Official title: {using syllabic companding, e.g. continuously variable slope delta modulation [CVSD]}
H03M3/024 (Using syllabic companding) appears on 39 US grants and 10 published applications in this corpus.
Search patents in H03M- Granted patents
- 39
- Published applications
- 10
- Assignees
- 26
- Inventors
- 50
- Latest grant
- 5 Mar 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 2 | 2 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and systems for transmission of arbitrary data via bluetooth HFP audio connections with low latency5 Mar 2019US 10,225,720 B2Nagravision S. A.
- Device and method for implementing synchronous connection-oriented (SCO) pass-through links20 Mar 2018US 9,924,303 B2Avago Technologies General IP (Singapore) Pte. Ltd.
- Methods and systems for transmission of arbitrary data via Bluetooth HFP audio connections with low latency23 Jan 2018US 9,877,146 B2Nagravision S. A.
- Methods and systems for transmission of arbitrary data via bluetooth HFP audio connections with low latency18 Apr 2017US 9,628,944 B2Nagravision S. A.
- Reduced wiring requirements with signal slope manipulation17 Jan 2017US 9,548,769 B2International Business Machines Corporation
- Methods and systems for transmission of arbitrary data via bluetooth hfp audio connections with low latency3 May 2018US 2018/0124554 A1Nagravision S. A.
- Device and method for implementing synchronous connection-oriented (sco) pass-through links18 Jan 2018US 2018/0020318 A1Avago Technologies General IP (Singapore) Pte. Ltd.
- Methods and systems for transmission of arbitrary data via bluetooth hfp audio connections with low latency3 Aug 2017US 2017/0223487 A1Nagravision S. A.
- Methods and systems for transmission of arbitrary data via bluetooth hfp audio connections with low latency9 Mar 2017US 2017/0070844 A1Nagravision S. A.
- Reduced Wiring Requirements With Signal Slope Manipulation14 Aug 2014US 2014/0226749 A1International Business Machines Corporation
Most cited
By later US patents
- Multi-mode signal processing99US 5,745,523 AEricsson Inc. · 1998
- Quadrature modulator with integrated distributed RC filters90US 5,530,722 AEricsson GE Mobile Communications Inc. · 1996
- Radio systems70US 4,580,262 ARacal-SES Limited · 1986
- Integrated distributed RC low-pass filters64US 5,629,655 AEricsson Inc. · 1997
- Closed loop companding ratio control for continuously variable slope delta modulation32US 4,151,517 AMotorola, Inc. · 1979