A61B 5/7228
Signal modulation applied to the input signal sent to patient or subject
Official title: {Signal modulation applied to the input signal sent to patient or subject; Demodulation to recover the physiological signal}
A61B5/7228 (Signal modulation applied to the input signal sent to patient or subject) appears on 329 US grants and 456 published applications in this corpus.
Search patents in A61B- Granted patents
- 329
- Published applications
- 456
- Assignees
- 229
- Inventors
- 749
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 3 |
| 2002 | 2 | 1 |
| 2003 | 2 | 3 |
| 2004 | 3 | 3 |
| 2005 | 1 | 7 |
| 2006 | 4 | 4 |
| 2007 | 3 | 6 |
| 2008 | 5 | 9 |
| 2009 | 2 | 4 |
| 2010 | 6 | 8 |
| 2011 | 3 | 12 |
| 2012 | 9 | 9 |
| 2013 | 14 | 18 |
| 2014 | 10 | 38 |
| 2015 | 16 | 23 |
| 2016 | 17 | 35 |
| 2017 | 20 | 29 |
| 2018 | 19 | 36 |
| 2019 | 32 | 38 |
| 2020 | 21 | 29 |
| 2021 | 25 | 26 |
| 2022 | 24 | 31 |
| 2023 | 17 | 28 |
| 2024 | 22 | 22 |
| 2025 | 23 | 22 |
| 2026 | 12 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Physiological sensors with combined signal outputs30 Jun 2026US 12,667,315 B2Apple Inc.
- Remote monitoring of a type of arrhythmia23 Jun 2026US 12,661,073 B2Lexi Devices, Inc.
- Derivation of physiological parameters from a radar signal5 May 2026US 12,616,387 B2Neteera Technologies Ltd.
- Computing local propagation velocities for cardiac maps5 May 2026US 12,616,420 B2Biosense Webster (Israel) Ltd.
- Apparatus, system, and method for motion sensing28 Apr 2026US 12,614,442 B2ResMed Sensor Technologies Limited
- Method and system for stress detection based on cardiovascular physiological signals1 Oct 2026US 2026/0294302 A1National Tsing Hua University
- Pulse width modulation method and apparatus for reading a stretchable capacitive sensor27 Aug 2026US 2026/0248409 A1Tyme Wear, Inc.
- Apparatus to assess generalized health using a biochemical catabolism marker13 Aug 2026US 2026/0232231 A1
- Computing local propagation velocities for cardiac maps6 Aug 2026US 2026/0224169 A1Biosense Webster (Israel) Ltd.
- System and method for acquiring high-resolution amplified biological activity signal2 Jul 2026US 2026/0182926 A1Jcf Technology Inc.
Most cited
By later US patents
- Signal processing apparatus and method1,591US 5,482,036 AMasimo Corporation · 1996
- Method and apparatus for demodulating signals in a pulse oximetry system1,274US 5,919,134 AMasimo Corporation · 1999
- Physiological measurement communications adapter1,241US 6,850,788 B2Masimo Corporation · 2005
- Signal processing apparatus and method1,187US 5,769,785 AMasimo Corporation · 1998
- Signal processing apparatus and method1,151US 6,036,642 AMasimo Corporation · 2000