H04L 1/244
Test sequence generators
Official title: {test sequence generators}
H04L1/244 (Test sequence generators) appears on 175 US grants and 175 published applications in this corpus.
Search patents in H04L- Granted patents
- 175
- Published applications
- 175
- Assignees
- 122
- Inventors
- 365
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 5 | 7 |
| 2004 | 2 | 10 |
| 2005 | 4 | 8 |
| 2006 | 5 | 13 |
| 2007 | 7 | 7 |
| 2008 | 8 | 10 |
| 2009 | 10 | 7 |
| 2010 | 9 | 10 |
| 2011 | 8 | 7 |
| 2012 | 5 | 5 |
| 2013 | 8 | 10 |
| 2014 | 10 | 9 |
| 2015 | 12 | 10 |
| 2016 | 5 | 8 |
| 2017 | 11 | 7 |
| 2018 | 11 | 11 |
| 2019 | 6 | 6 |
| 2020 | 10 | 5 |
| 2021 | 6 | 6 |
| 2022 | 2 | 6 |
| 2023 | 6 | 1 |
| 2024 | 4 | 4 |
| 2025 | 1 | 3 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of verifying integrity of data from a device under test7 Apr 2026US 12,596,848 B2Siemens Industry Software Inc.
- Analyzing bit error data to determine a root cause of errors in a digital system3 Mar 2026US 12,566,656 B2EXFO Taiwan Inc.
- Cyclic redundancy check for staircase decoding procedures3 Feb 2026US 12,542,622 B2QUALCOMM Incorporated
- Receiver performance measurement system and method thereof20 Jan 2026US 12,531,594 B2Cisco Technology, Inc.
- Error rate measurement apparatus and error rate measurement method29 Jul 2025US 12,375,227 B2Anritsu Corporation
- Monitoring the performance of a model based on machine learning for reporting channel state information6 Aug 2026US 2026/0230142 A1InterDigital Patent Holdings, Inc.
- Cycle counting circuit18 Jun 2026US 2026/0172155 A1
- Method, computer program product, and test device for generating a test data set for testing a receiver, and test data set14 May 2026US 2026/0135646 A1BitifEye Digital Test Solutions GmbH
- Systems and Methods for Generating Tunable Jitter6 Nov 2025US 2025/0343747 A1Kratos SRE, Inc.
- Receiver Performance Measurement System and Method Thereof3 Apr 2025US 2025/0112667 A1Cisco Technology, Inc.
Most cited
By later US patents
- Serial/parallel GHZ transceiver with pseudo-random built in self test pattern generator154US 6,201,829 B1Adaptec, Inc. · 2001
- Method and apparatus for evaluating and optimizing a signaling system146US 7,490,275 B2Rambus Inc. · 2009
- Method and apparatus for generating jitter test patterns on a high performance serial bus88US 6,718,497 B1Apple Computer, Inc. · 2004
- System and method for network error rate testing84US 7,231,558 B2Finisar Corporation · 2007
- Network interface unit remote test pattern generation75US 5,553,059 AIntegrated Network Corporation · 1996