G01R 23/163
Adapted for measuring in circuits having distributed constants
Official title: adapted for measuring in circuits having distributed constants
G01R23/163 (Adapted for measuring in circuits having distributed constants) appears on 75 US grants and 66 published applications in this corpus.
Search patents in G01R- Granted patents
- 75
- Published applications
- 66
- Assignees
- 53
- Inventors
- 209
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 2 | 4 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 5 | 6 |
| 2013 | 3 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 4 | 3 |
| 2018 | 0 | 2 |
| 2019 | 3 | 3 |
| 2020 | 10 | 8 |
| 2021 | 2 | 7 |
| 2022 | 2 | 6 |
| 2023 | 6 | 6 |
| 2024 | 3 | 4 |
| 2025 | 5 | 2 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for testing conversion losses of terahertz mixers capable of eliminating influence of radio frequency sources14 Apr 2026US 12,601,775 B2Ceyear Technologies Co., Ltd.
- Signal processing circuit and measurement system24 Feb 2026US 12,560,634 B2Rohde & Schwarz GmbH & Co.KG
- Spectrum analyzer, system and method for outputting data from a spectrum analyzer10 Feb 2026US 12,546,807 B2Aaronia AG
- Channel-selective RF power sensor3 Feb 2026US 12,542,615 B2Bird Technologies Group Inc.
- Filter bank circuit, spectrum analyzer, signal analyzer, signal generator using the same, and control method for the filter bank circuit9 Dec 2025US 12,493,066 B2Anritsu Corporation
- Hybrid time-frequency representation (htfr) based power characterization15 Jan 2026US 2026/0016512 A1
- Multipath cross correlation radiometry4 Sep 2025US 2025/0277836 A1The Regents of the University of Colorado, a body corporate
- Signal processing circuit and measurement system1 May 2025US 2025/0138072 A1Rohde & Schwarz GmbH & Co.KG
- Method for manufacturing a device comprising a diamond crystal21 Nov 2024US 2024/0384434 A1Centre National De La Recherche Scientifique
- Removing test equipment noise from power spectral density measurements31 Oct 2024US 2024/0361376 A1LitePoint Corporation
Most cited
By later US patents
- Baseband time-domain waveform measurement method135US 6,211,663 B1The Aerospace Corporation · 2001
- Microwave time delay spectroscopic methods and apparatus for remote interrogation of biological targets131US 4,135,131 AThe United States of America as represented by the Secretary of the Army · 1979
- Monitoring system and method implementing failure time spectrum scan118US 7,003,414 B1Agilent Technologies, Inc. · 2006
- Transmission line analyzer for automatically identifying the severities and locations of multiple mismatches59US 4,630,228 ASystron Donner Corporation · 1986
- Passive interferometric imaging receiver system36US 4,794,395 AEnvironmental Research Institute of Mich. · 1988