H04L 25/4904
Using self-synchronising codes
Official title: {using self-synchronising codes, e.g. split-phase codes}
H04L25/4904 (Using self-synchronising codes) appears on 601 US grants and 377 published applications in this corpus.
Search patents in H04L- Granted patents
- 601
- Published applications
- 377
- Assignees
- 335
- Inventors
- 1,096
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 12 | 0 |
| 1981 | 9 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 16 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 10 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 10 | 0 |
| 1993 | 19 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 7 | 0 |
| 1999 | 15 | 0 |
| 2000 | 10 | 0 |
| 2001 | 9 | 1 |
| 2002 | 10 | 11 |
| 2003 | 9 | 13 |
| 2004 | 14 | 23 |
| 2005 | 16 | 30 |
| 2006 | 22 | 30 |
| 2007 | 17 | 23 |
| 2008 | 13 | 24 |
| 2009 | 20 | 20 |
| 2010 | 27 | 25 |
| 2011 | 14 | 15 |
| 2012 | 21 | 13 |
| 2013 | 25 | 15 |
| 2014 | 18 | 14 |
| 2015 | 21 | 18 |
| 2016 | 19 | 12 |
| 2017 | 12 | 8 |
| 2018 | 5 | 7 |
| 2019 | 9 | 12 |
| 2020 | 12 | 13 |
| 2021 | 14 | 9 |
| 2022 | 10 | 8 |
| 2023 | 12 | 15 |
| 2024 | 9 | 8 |
| 2025 | 8 | 5 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Signal transmission and reception system, reception device, and reception method14 Jul 2026US 12,683,839 B2Olympus Medical Systems Corp.
- Preamble design for ambient-internet of things24 Feb 2026US 12,562,943 B2QUALCOMM Incorporated
- System and method for sending and receiving an ethernet frame27 Jan 2026US 12,537,728 B2Kidde Fire Protection, LLC
- Bit error rate estimation and error correction and related systems, methods, devices6 Jan 2026US 12,517,776 B2Microchip Technology Incorporated
- Battery monitoring system18 Nov 2025US 12,474,412 B2Denso Corporation
- Communication method and communication apparatus17 Sep 2026US 2026/0280947 A1Huawei Technologies Co., Ltd.
- High speed sensor device, controller, and communication system for a mechanical device11 Jun 2026US 2026/0160579 A1TE Connectivity Solutions GmbH
- Decoding of a biphase signal in a wireline modem30 Apr 2026US 2026/0121894 A1Schlumberger Technology Corporation
- Decoder circuit, corresponding receiver and transmission system9 Apr 2026US 2026/0100871 A1STMicroelectronics International N. V.
- Preamble design for ambient-internet of things29 Jan 2026US 2026/0032025 A1QUALCOMM Incorporated
Most cited
By later US patents
- Method and apparatus for generating and collecting viewing statistics for remote terminals in a cable television system432US 5,251,324 AScientific-Atlanta, Inc. · 1993
- Analog and digital telemetry system for an implantable device348US 4,681,111 ASiemens-Pacesetter, Inc. · 1987
- Multipoint data communication system with collision detection324US 4,063,220 AXerox Corporation · 1977
- Dual-mode digital FM communication system247US 5,757,858 AQUALCOMM Incorporated · 1998
- Self-configurable radio receiver system and method for use with signals without prior knowledge of signal defining characteristics203US 8,358,723 B1The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 2013