H04L 2012/6478
Digital subscriber line
Official title: {Digital subscriber line, e.g. DSL, ADSL, HDSL, XDSL, VDSL}
H04L2012/6478 (Digital subscriber line) appears on 120 US grants and 122 published applications in this corpus.
Search patents in H04L- Granted patents
- 120
- Published applications
- 122
- Assignees
- 71
- Inventors
- 203
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 6 |
| 2002 | 4 | 16 |
| 2003 | 9 | 10 |
| 2004 | 4 | 9 |
| 2005 | 5 | 12 |
| 2006 | 16 | 5 |
| 2007 | 8 | 2 |
| 2008 | 1 | 6 |
| 2009 | 5 | 5 |
| 2010 | 7 | 3 |
| 2011 | 2 | 2 |
| 2012 | 5 | 3 |
| 2013 | 1 | 1 |
| 2014 | 6 | 7 |
| 2015 | 3 | 1 |
| 2016 | 5 | 9 |
| 2017 | 2 | 6 |
| 2018 | 7 | 2 |
| 2019 | 5 | 6 |
| 2020 | 2 | 2 |
| 2021 | 3 | 3 |
| 2022 | 4 | 1 |
| 2023 | 5 | 2 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-channel decoder with distributed scheduling17 Feb 2026US 12,556,200 B2MaxLinear, Inc.
- Edge optimized transrating system11 Jun 2024US 12,010,370 B2Portsmouth Network Corporation
- Systems and methods for operating a termination device of an access communication network2 Apr 2024US 11,947,403 B1Cable Television Laboratories, Inc.
- Systems and methods for OFDM profile management19 Dec 2023US 11,848,809 B1Cable Television Laboratories, Inc.
- Hybrid optical fiber metallic access network12 Dec 2023US 11,843,416 B2British Telecommunications Public Ltd.Co.
- Multi-channel decoder with distributed scheduling18 Jun 2026US 2026/0172052 A1MaxLinear, Inc.
- Edge optimized transrating system15 Aug 2024US 2024/0276045 A1Portsmouth Network Corporation
- Multi-channel decoder with distributed scheduling13 Jun 2024US 2024/0195435 A1MaxLinear, Inc.
- Edge optimized transrating system23 Nov 2023US 2023/0379523 A1Orckit IP, LLC
- Electric filtering device12 Jan 2023US 2023/0010666 A1British Telecommunications Public Ltd.Co.
Most cited
By later US patents
- Method for providing high-speed data service and voice service204US 6,970,502 B2Samsung Electronics Co., Ltd. · 2005
- Method of determining whether to use preempt/resume or alternate protocol for data transmission99US 5,343,473 AInternational Business Machines Corporation · 1994
- High-speed data communication over a residential telephone wiring network88US 6,532,279 B12003
- Method and system for mapping virtual connections to asymmetric digital subscriber line latency paths84US 6,396,837 B13Com Corporation · 2002
- High speed multiple loop DSL system79US 7,639,596 B2Adaptive Spectrum and Signal Alignment, Inc. · 2009