H04L 1/247
Three-level transmission codes
Official title: {three-level transmission codes, e.g. ternary}
H04L1/247 (Three-level transmission codes) appears on 29 US grants and 4 published applications in this corpus.
Search patents in H04L- Granted patents
- 29
- Published applications
- 4
- Assignees
- 22
- Inventors
- 54
- Latest grant
- 9 Apr 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for transmitting preamble sequence9 Apr 2019US 10,256,933 B2Samsung Electronics Co., Ltd.
- Modular PIM analyzer and method using the same31 Jul 2018US 10,038,522 B1Innertron, Inc.
- Method and system for selecting spreading sequences with variable spreading factors12 Jun 2018US 9,998,251 B2Samsung Electronics Co., Ltd.
- Specifying a 3-phase or N-phase eye pattern15 Dec 2015US 9,215,063 B2QUALCOMM Incorporated
- Line coding mismatch detection technique15 May 2001US 6,233,225 B1AT&T Corp.
- Modular pim analyzer and method using the same2 Aug 2018US 2018/0219651 A1Innertron, Inc.
- Method and device for transmitting preamble sequence3 Nov 2016US 2016/0323056 A1Samsung Electronics Co., Ltd.
- Method and system for selecting spreading sequences with variable spreading factors8 Sep 2016US 2016/0261359 A1Samsung Electronics Co., Ltd.
- Specifying a 3-phase or n-phase eye pattern9 Apr 2015US 2015/0098538 A1QUALCOMM Incorporated
Most cited
By later US patents
- Network interface unit remote test pattern generation75US 5,553,059 AIntegrated Network Corporation · 1996
- Ternary data transmission system38US 4,468,787 ALear Siegler, Inc. · 1984
- Method for the serial transmission of binary data and devices for its implementation20US 4,337,457 ACompagnie Lyonnaise de Transmissions Optiques · 1982
- Method and circuitry for monitoring a digital channel17US 5,862,157 ATexas Instruments Incorporated · 1999
- Digital service unit with secondary channel diagnostics14US 4,745,601 ARacal Data Communications Inc. · 1988