H03D 3/245
Using at least twophase detectors in the loop
Official title: {using at least twophase detectors in the loop (H03D3/244 takes precedence; in general H03L7/087)}
H03D3/245 (Using at least twophase detectors in the loop) appears on 25 US grants and 7 published applications in this corpus.
Search patents in H03D- Granted patents
- 25
- Published applications
- 7
- Assignees
- 18
- Inventors
- 33
- Latest grant
- 3 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
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| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Reception device, reception method, recording medium for receiving signals3 Mar 2020US 10,581,653 B2JVCKENWOOD Corporation
- Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof20 Nov 2012US 8,315,338 B2Hitachi, Ltd.
- Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof5 Apr 2011US 7,920,652 B2Hitachi, Ltd.
- Method for acquiring timing and carrier synchronization of offset-QPSK modulated signals6 Jul 2010US 7,751,503 B2Jennic Limited
- Complex phase-locked loop demodulator for low-IF and zero-IF radio receivers18 Jul 2006US 7,079,598 B2Skyworks Solutions, Inc.
- Reception device, reception method, recording medium for receiving signals21 Nov 2019US 2019/0356521 A1JVCKENWOOD Corporation
- Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof30 Jun 2011US 2011/0158353 A1Hitachi, Ltd.
- Method for acquiring timing and carrier synchronization of offset-QPSK modulated signals1 Nov 2007US 2007/0253512 A1Jennic Limited
- Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof16 Mar 2006US 2006/0056546 A1Hitachi, Ltd.
- Complex phase-locked loop demodulator for low-IF and zero-IF radio receivers9 Dec 2004US 2004/0247050 A1Skyworks Solutions, Inc.
Most cited
By later US patents
- Direct conversion receiver including mixer down-converting incoming signal, and demodulator operating on downconverted signal55US 6,275,542 B1Matsushita Electric Industrial Co., Ltd. · 2001
- Low phase noise oscillator frequency control apparatus and method38US 5,414,741 ALitton Systems, Inc. · 1995
- Phase locked loop circuit for demodulating suppressed carrier signals26US 4,642,573 AHitachi, Ltd. · 1987
- Digital quadrature amplitude and vestigial sideband modulation decoding method and apparatus26US 5,477,199 AScientific-Atlanta, Inc. · 1995
- Synchronous detector and methods for synchronous detection23US 5,596,606 AScientific-Atlanta, Inc. · 1997