H03K 23/548
Reversible counters
Official title: {Reversible counters}
H03K23/548 (Reversible counters) appears on 18 US grants and 10 published applications in this corpus.
Search patents in H03K- Granted patents
- 18
- Published applications
- 10
- Assignees
- 11
- Inventors
- 25
- Latest grant
- 16 Jan 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
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| 1990 | 0 | 0 |
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| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
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| 2003 | 1 | 0 |
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| 2005 | 1 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 4 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Semiconductor device and electronic device including analog/digital converter16 Jan 2018US 9,871,526 B2Semiconductor Energy Laboratory Co.Ltd.
- Methods and apparatus for counting pulses representing an analog signal19 Sep 2017US 9,768,785 B2Massachusetts Institute of Technology
- Methods and apparatus for in-pixel filtering in focal plane arrays including apparatus and method for counting pulses representing an analog signal13 Oct 2015US 9,159,446 B2Massachusetts Institute of Technology
- Solid-state image pickup device and camera system18 Nov 2014US 8,890,990 B2Sony Corporation
- Methods and apparatus for in-pixel filtering in focal plane arrays10 Dec 2013US 8,605,853 B2Massachusetts Institute of Technology
- Methods and apparatus for in-pixel filtering in focal plane arrays31 Dec 2015US 2015/0381183 A1Massachusetts Institute of Technology
- Methods and apparatus for in-pixel filtering in focal plane arrays30 Oct 2014US 2014/0321600 A1Massachusetts Institute of Technology
- Methods and apparatus for in-pixel filtering in focal plane arrays3 Jan 2013US 2013/0003911 A1Massachusetts Institute of Technology
- Solid-state image pickup device and camera system12 Jan 2012US 2012/0008033 A1Sony Corporation
- Asynchronous loadable down counter6 Oct 2011US 2011/0243295 A1Oracle International Corporation
Most cited
By later US patents
- Divide-by-N differential phase interpolator77US 6,597,212 B1Neoaxiom Corporation · 2003
- Methods and apparatus for in-pixel filtering in focal plane arrays29US 8,605,853 B2Massachusetts Institute of Technology · 2013
- Double data rate (DDR) counter, analog-to-digital converter (ADC) using the same, CMOS image sensor using the same and methods in DDR counter, ADC and CMOS image sensor23US 7,990,304 B2Samsung Electronics Co., Ltd. · 2011
- Methods and apparatus for in-pixel filtering in focal plane arrays including apparatus and method for counting pulses representing an analog signal18US 9,159,446 B2Massachusetts Institute of Technology · 2015
- Methods and apparatus for counting pulses representing an analog signal16US 9,768,785 B2Massachusetts Institute of Technology · 2017