H04M 2203/057
Distortion monitoring
Official title: distortion monitoring
H04M2203/057 (Distortion monitoring) appears on 10 US grants and 9 published applications in this corpus.
Search patents in H04M- Granted patents
- 10
- Published applications
- 9
- Assignees
- 9
- Inventors
- 18
- Latest grant
- 13 Aug 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for checking a subscriber line13 Aug 2013US 8,509,421 B2Adtran, Inc.
- System and method for providing feedback to a caller in response to the modulation of an incoming voice communication30 Apr 2013US 8,433,372 B2Research In Motion Limited
- Nonlinear device detection25 Aug 2009US 7,580,471 B2Aware, Inc.
- System and method for testing a quality of telecommunication data20 Nov 2007US 7,298,827 B1Spirent Communications, Inc.
- System and method for testing telecommunication devices24 May 2005US 6,898,272 B2Spirent Communications, Inc.
- Managing digital pre-distortion training in radio transceivers19 Oct 2017US 2017/0303118 A1QUALCOMM Incorporated
- System and Method for Providing Feedback to a Caller in Response to The Modulation of an Incoming Voice Communication22 Aug 2013US 2013/0217446 A1Research In Motion Limited
- System and method for providing feedback to a caller in response to the modulation of an incoming voice communication12 Jan 2012US 2012/0009905 A1Research In Motion Limited
- Nonlinear device detection29 Oct 2009US 2009/0268797 A1Aware, Inc.
- Method and Device for Checking a Subscriber Line13 Aug 2009US 2009/0201979 A1Nokia Siemens Networks Oy
Most cited
By later US patents
- Method and apparatus for automatically detecting and measuring distortion in a DSL system105US 6,111,936 AParadyne Corporation · 2000
- Detection of bridge taps by frequency domain reflectometry-based signal processing with precursor signal conditioning23US 6,744,854 B2Harris Corporation · 2004
- Detection of bridged taps by frequency domain reflectometry19US 6,466,649 B1Harris Corporation · 2002
- System and method for testing telecommunication devices6US 6,898,272 B2Spirent Communications, Inc. · 2005
- Single ended loop loss measurement by frequency domain reflectometry-based signal processing4US 6,816,575 B2Harris Corporation · 2004