H04Q 2011/0049
Crosstalk reduction
Official title: {Crosstalk reduction; Noise; Power budget}
H04Q2011/0049 (Crosstalk reduction) appears on 294 US grants and 249 published applications in this corpus.
Search patents in H04Q- Granted patents
- 294
- Published applications
- 249
- Assignees
- 150
- Inventors
- 608
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 11 | 0 |
| 2001 | 14 | 3 |
| 2002 | 18 | 27 |
| 2003 | 19 | 26 |
| 2004 | 21 | 20 |
| 2005 | 13 | 12 |
| 2006 | 15 | 9 |
| 2007 | 13 | 12 |
| 2008 | 9 | 9 |
| 2009 | 10 | 6 |
| 2010 | 8 | 4 |
| 2011 | 6 | 5 |
| 2012 | 5 | 9 |
| 2013 | 6 | 5 |
| 2014 | 10 | 5 |
| 2015 | 6 | 10 |
| 2016 | 11 | 14 |
| 2017 | 12 | 16 |
| 2018 | 11 | 12 |
| 2019 | 16 | 8 |
| 2020 | 10 | 8 |
| 2021 | 6 | 8 |
| 2022 | 8 | 5 |
| 2023 | 5 | 6 |
| 2024 | 4 | 5 |
| 2025 | 4 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Switch system, switch apparatus, and linear drive pluggable optics apparatus6 Oct 2026US 12,756,960 B2Jess-Link Products Co., Ltd.
- Optical fiber test method, ROADM system, server and storage medium29 Sep 2026US 12,750,152 B2Zte Corporation
- Optical module, data center system, and data transmission method17 Jun 2025US 12,335,669 B2Huawei Technologies Co., Ltd.
- Multi-device wavelength selective switch27 May 2025US 12,317,012 B2II-Vi Delaware, Inc.
- Wavelength cross connect device and wavelength cross connect method4 Mar 2025US 12,244,346 B2Nippon Telegraph and Telephone Corporation
- Adjustable variable splitters for power consumption optimization in passive optical networks1 Oct 2026US 2026/0303249 A1Nokia Solutions and Networks Oy
- Emulating non-discernible passive optical network interference25 Jun 2026US 2026/0181292 A1Verizon Patent and Licensing Inc.
- System and method for saving energy in a passive optical network2 Apr 2026US 2026/0095684 A1AT&T Communiations Services India Private Limited
- Switch system, switch apparatus, and linear drive pluggable optics apparatus4 Dec 2025US 2025/0373962 A1Jess-Link Products Co., Ltd.
- Multi-device optical switch28 Aug 2025US 2025/0274685 A1II-Vi Delaware, Inc.
Most cited
By later US patents
- Optical switching and routing system193US 5,771,320 AWavefront Research, Inc. · 1998
- Optical multiplexing and demultiplexing104US 6,366,378 B1Nokia Networks Oy · 2002
- Optical cross-connect switch using a pin grid actuator99US 5,841,917 AHewlett-Packard Company · 1998
- Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks88US 5,986,783 AOptical Networks, Inc. · 1999
- Hybrid electronic/optical switch system87US 6,647,208 B1Massachusetts Institute of Technology · 2003