H04L 49/10
Packet switching elements: characterised by the switching fabric construction
Official title: characterised by the switching fabric construction
H04L49/10 (Packet switching elements: characterised by the switching fabric construction) appears on 3,515 US grants and 2,658 published applications in this corpus.
Search patents in H04L- Granted patents
- 3,515
- Published applications
- 2,658
- Assignees
- 853
- Inventors
- 5,776
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 8 | 0 |
| 1989 | 18 | 0 |
| 1990 | 24 | 0 |
| 1991 | 20 | 0 |
| 1992 | 30 | 0 |
| 1993 | 47 | 0 |
| 1994 | 60 | 0 |
| 1995 | 66 | 0 |
| 1996 | 73 | 0 |
| 1997 | 58 | 0 |
| 1998 | 98 | 0 |
| 1999 | 110 | 0 |
| 2000 | 106 | 0 |
| 2001 | 87 | 33 |
| 2002 | 97 | 172 |
| 2003 | 96 | 148 |
| 2004 | 126 | 105 |
| 2005 | 88 | 102 |
| 2006 | 147 | 108 |
| 2007 | 94 | 70 |
| 2008 | 108 | 67 |
| 2009 | 105 | 66 |
| 2010 | 107 | 74 |
| 2011 | 83 | 88 |
| 2012 | 81 | 103 |
| 2013 | 90 | 89 |
| 2014 | 140 | 110 |
| 2015 | 116 | 102 |
| 2016 | 120 | 110 |
| 2017 | 132 | 138 |
| 2018 | 125 | 114 |
| 2019 | 128 | 101 |
| 2020 | 105 | 111 |
| 2021 | 113 | 99 |
| 2022 | 105 | 141 |
| 2023 | 120 | 86 |
| 2024 | 100 | 107 |
| 2025 | 104 | 104 |
| 2026 | 56 | 110 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04L 49/101Using crossbar or matrix1,045
- H04L 49/104Asynchronous transfer mode [atm] switching fabrics792
- H04L 49/109Integrated on microchip695
- H04L 49/103Using a shared central buffer580
- H04L 49/102Using shared medium304
- H04L 49/111Switch interfaces286
- H04L 49/113Arrangements for redundant switching132
- H04L 49/112Switch control100
Recent patents
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- Network switch with hybrid architecture22 Sep 2026US 12,744,749 B2Hewlett Packard Enterprise Development LP
- Programmable logic device with integrated network-on-chip8 Sep 2026US 12,732,472 B2Altera Corporation
- Network chip management method and apparatus, communication device, and storage medium1 Sep 2026US 12,726,372 B2Huawei Technologies Co., Ltd.
- Hierarchical network design for dynamic dataflow architectures8 Oct 2026US 2026/0312921 A1National University of Singapore
- Scalability in multi-tier network fabrics1 Oct 2026US 2026/0303547 A1Oracle International Corporation
- Stateful traffic tracking synchronization in network devices24 Sep 2026US 2026/0291636 A1Hewlett Packard Enterprise Development LP
- Updating Fabric Parameters Of Network Devices On A Fabric-Wide Basis17 Sep 2026US 2026/0280975 A1Oracle International Corporation
- Heterogeneous server with multiple accelerator cards and resource link reconfiguration method17 Sep 2026US 2026/0281060 A1Suzhou Metabrain Intelligent Technology Co., Ltd.
Most cited
By later US patents
- Policy based quality of service891US 6,104,700 AExtreme Networks, Inc. · 2000
- Scalable multimedia network602US 5,555,244 AIntegrated Network Corporation · 1996
- Apparatus for interfacing between telecommunications call signals and broadband signals366US 5,327,421 AAT&T Bell Laboratories · 1994
- Packet-switched self-routing multistage interconnection network having contention-free fanout, low-loss routing, and fanin buffering to efficiently realize arbitrarily low packet loss365US 5,541,914 A1996
- Bridge/router architecture for high performance scalable networking346US 5,802,278 A3Com Corporation · 1998