H04L 25/00
Baseband systems
H04L25/00 (Baseband systems) appears on 35,119 US grants and 32,762 published applications in this corpus.
Search patents in H04L- Granted patents
- 35,119
- Published applications
- 32,762
- Assignees
- 4,581
- Inventors
- 36,580
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 79 | 0 |
| 1977 | 83 | 0 |
| 1978 | 70 | 0 |
| 1979 | 39 | 0 |
| 1980 | 55 | 0 |
| 1981 | 76 | 0 |
| 1982 | 70 | 0 |
| 1983 | 70 | 0 |
| 1984 | 72 | 0 |
| 1985 | 94 | 0 |
| 1986 | 91 | 0 |
| 1987 | 88 | 0 |
| 1988 | 89 | 0 |
| 1989 | 123 | 0 |
| 1990 | 78 | 0 |
| 1991 | 124 | 0 |
| 1992 | 138 | 0 |
| 1993 | 187 | 0 |
| 1994 | 205 | 0 |
| 1995 | 216 | 0 |
| 1996 | 262 | 0 |
| 1997 | 277 | 0 |
| 1998 | 366 | 0 |
| 1999 | 358 | 0 |
| 2000 | 378 | 0 |
| 2001 | 526 | 179 |
| 2002 | 575 | 757 |
| 2003 | 591 | 899 |
| 2004 | 648 | 1088 |
| 2005 | 627 | 1147 |
| 2006 | 963 | 1168 |
| 2007 | 936 | 1340 |
| 2008 | 1006 | 1482 |
| 2009 | 1004 | 1600 |
| 2010 | 1329 | 1595 |
| 2011 | 1320 | 1412 |
| 2012 | 1673 | 1471 |
| 2013 | 1845 | 1492 |
| 2014 | 2121 | 1602 |
| 2015 | 2058 | 1651 |
| 2016 | 1703 | 1377 |
| 2017 | 1543 | 1383 |
| 2018 | 1409 | 1395 |
| 2019 | 1660 | 1540 |
| 2020 | 1567 | 1428 |
| 2021 | 1342 | 1326 |
| 2022 | 1147 | 1197 |
| 2023 | 1085 | 1207 |
| 2024 | 1082 | 1180 |
| 2025 | 1041 | 1052 |
| 2026 | 630 | 794 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Data correction and phase optimization in high-speed receivers6 Oct 2026US 12,754,237 B2Diodes Incorporated
- System for deployment of the two-way relay network involving iterative variational bayesian inference based channel estimation and a method thereof6 Oct 2026US 12,756,595 B2Indian Institute of Technology Kharagpur
- Phase tracking reference signal configuration for rate-splitting multiple input multiple output communications6 Oct 2026US 12,756,596 B2QUALCOMM Incorporated
- Indication for non-causal demodulation reference signal cross-slot combining6 Oct 2026US 12,756,597 B2QUALCOMM Incorporated
- Capability and configuration of a device for providing channel state feedback6 Oct 2026US 12,756,598 B2QUALCOMM Incorporated
- Communication device and communication system8 Oct 2026US 2026/0312399 A1Denso Corporation
- Exposure Detection and Reporting For Wireless Communications8 Oct 2026US 2026/0312612 A1Comcast Cable Communications, LLC
- Multi-antenna system for non-terrestrial communications8 Oct 2026US 2026/0312626 A1Astranis Space Technologies Corp.
- A mimo equaliser circuit for successive interference cancellation and method therefor8 Oct 2026US 2026/0312634 A1Accelercomm Limited
- Recovery mechanism for a sequence misdetection8 Oct 2026US 2026/0312722 A1QUALCOMM Incorporated
Most cited
By later US patents
- Synchronous network for digital media streams2,236US 6,611,537 B1Centillium Communications, Inc. · 2003
- Universal lighting network methods and systems1,007US 6,548,967 B1Color Kinetics Incorporated · 2003
- Determination of a channel estimate of a transmission channel991US 7,561,637 B2Telefonaktiebolaget'l M Ericsson (Publ) · 2009
- Method and apparatus for a RADSL transceiver warm start activation procedure with precoding938US 5,852,630 AGlobespan Semiconductor, Inc. · 1998
- Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system793US 6,473,467 B1QUALCOMM Incorporated · 2002