G06F 1/0353
By using symmetrical properties of the function
Official title: {by using symmetrical properties of the function, e.g. using most significant bits for quadrant control}
G06F1/0353 (By using symmetrical properties of the function) appears on 64 US grants and 23 published applications in this corpus.
Search patents in G06F- Granted patents
- 64
- Published applications
- 23
- Assignees
- 55
- Inventors
- 124
- Latest grant
- 9 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 3 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 6 | 5 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 2 | 2 |
| 2015 | 3 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- IQ to phase conversion method and apparatus9 Jan 2024US 11,870,452 B2NXP USA, Inc.
- Method and apparatus for reducing storage space of parameter table, device, and computer-readable storage medium28 Dec 2021US 11,210,322 B2Beijing Baidu Netcom Science Technology Co., Ltd.
- System and method of operating a computing device to perform memoization including transforming input/output parameters to reduce redundancies and efficiently cache data19 May 2015US 9,037,798 B2Csir
- Phase-to-amplitude converter for direct digital synthesizer (DDS) with reduced AND and reconstructed ADD logic arrays28 Apr 2015US 9,021,002 B2Hong Kong Applied Science and Technology Research Institute Company Limited
- Data processing apparatus and method for reducing the size of a lookup table27 Jan 2015US 8,943,118 B2Arm Limited
- Iq to phase conversion method and apparatus20 Apr 2023US 2023/0124680 A1NXP USA, Inc.
- Method and apparatus for reducing storage space of parameter table, device, and computer-readable storage medium4 Feb 2021US 2021/0034644 A1Beijing Baidu Netcom Science Technology Co., Ltd.
- Method of fast arctangent calculation pre and post processing25 Jun 2015US 2015/0178047 A1GM Global Technology Operations LLC
- Phase-to-Amplitude Converter for Direct Digital Synthesizer (DDS) with Reduced AND and Reconstructed ADD Logic Arrays7 Aug 2014US 2014/0222882 A1Hong Kong Applied Science and Technology Research Institute Company Limited
- Data processing apparatus and method for reducing the size of a lookup table6 Feb 2014US 2014/0040334 A1Arm Limited
Most cited
By later US patents
- Apparatus for generating the magnitude of the vector sum of two orthogonal signals as for use in a digital TV receiver73US 4,587,552 ARCA Corporation · 1986
- Sine/cosine generator and method72US 5,276,633 AHarris Corporation · 1994
- Method of generating sine/cosine function and apparatus using the same for use in digital signal processor39US 5,954,787 ADaewoo Electronics Co., Ltd. · 1999
- Digital phase detector31US 3,956,623 AGTE Automatic Electric Laboratories Incorporated · 1976
- Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals29US 5,255,288 ANEC Corporation · 1993