H04N 1/32197
According to the spatial domain characteristics of the transform domain components
Official title: {according to the spatial domain characteristics of the transform domain components}
H04N1/32197 (According to the spatial domain characteristics of the transform domain components) appears on 15 US grants and 14 published applications in this corpus.
Search patents in H04N- Granted patents
- 15
- Published applications
- 14
- Assignees
- 10
- Inventors
- 18
- Latest grant
- 4 Feb 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 3 | 2 |
| 2017 | 0 | 1 |
| 2018 | 3 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for determining whether printed encoding information is not falsified4 Feb 2020US 10,554,851 B2Dande Image Master Co., Ltd., Zhuhai
- Feature-based signal localization in digital capture systems29 Oct 2019US 10,460,413 B2Digimarc Corporation
- Document printing using hardware-independent pattern ink cells28 Aug 2018US 10,063,737 B2Xerox Corporation
- Feature-based signal localization in digital capture systems29 May 2018US 9,984,429 B2Digimarc Corporation
- Watermarking digital images to increase bit depth6 Feb 2018US 9,886,733 B2GoPro, Inc.
- Feature-based signal localization in digital capture systems9 May 2019US 2019/0139175 A1Digimarc Corporation
- Method and system for embedding information into encoding information20 Sep 2018US 2018/0268271 A1Dande Image Master Co., Ltd., Zhuhai
- Document printing using hardware-independent pattern ink cells26 Jul 2018US 2018/0213112 A1Xerox Corporation
- Feature-based signal localization in digital capture systems30 Mar 2017US 2017/0091892 A1Digimarc Corporation
- Watermarking Digital Images to Increase Bit Depth3 Nov 2016US 2016/0321772 A1GoPro, Inc.
Most cited
By later US patents
- Secure spread spectrum watermarking for multimedia data664US 5,930,369 ANEC Research Institute, Inc. · 1999
- Spread spectrum watermark for embedded signalling442US 5,848,155 ANEC Research Institute, Inc. · 1998
- Method and apparatus for selective block processing113US 6,553,127 B1Macrovision Corporation · 2003
- Feature-based watermark localization in digital capture systems54US 9,521,291 B2Digimarc Corporation · 2016
- Quantization-based data embedding in mapped data13US 7,376,242 B2Digimarc Corporation · 2008