G06F 2207/5525
Pythagorean sum, i.e. the square root of a sum of squares
G06F2207/5525 (Pythagorean sum, i.e. the square root of a sum of squares) appears on 19 US grants and 4 published applications in this corpus.
Search patents in G06F- Granted patents
- 19
- Published applications
- 4
- Assignees
- 14
- Inventors
- 38
- Latest grant
- 21 Apr 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Vector math instruction execution by DSP processor approximating division and complex number magnitude21 Apr 2015US 9,015,452 B2Texas Instruments Incorporated
- Reducing computational complexity in determining the distance from each of a set of input points to each of a set of fixed points6 Apr 2010US 7,693,921 B2Texas Instruments Incorporated
- Apparatus and method for demodulating a square root of the sum of two squares2 Dec 2003US 6,658,445 B1Chun-Shan Institute of Science and Technology
- Method and circuit for envelope detection using a peel cone approximation22 Apr 2003US 6,553,399 B1Chung-Shan Institute of Science
- Efficient implementation of error approximation in blind equalization of data communications9 Apr 2002US 6,370,191 B1Texas Instruments Incorporated
- Vector scaling instructions for use in an arithmetic logic unit21 Jan 2016US 2016/0019027 A1QUALCOMM Incorporated
- Digital signal processor (dsp) with vector math instruction19 Aug 2010US 2010/0211761 A1Texas Instruments Incorporated
- Reducing Computational Complexity in Determining the Distance from Each of a Set of Input Points to Each of a Set of Fixed Points31 Dec 2009US 2009/0326932 A1Texas Instruments Incorporated
- Reducing Computational Complexity in Determining the Distance From Each of a Set of Input Points to Each of a Set of Fixed Points22 Feb 2007US 2007/0043800 A1Texas Instruments Incorporated
Most cited
By later US patents
- Method and circuit for envelope detection using a peel cone approximation86US 6,070,181 AChun-Shan Institute of Science and Technology · 2000
- Apparatus and method for demodulating a square root of the sum of two squares85US 6,658,445 B1Chun-Shan Institute of Science and Technology · 2003
- Circuitry for calculating magnitude of vector sum from its orthogonal components in digital television receiver76US 4,692,889 ARCA Corporation · 1987
- 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
- Efficient implementation of error approximation in blind equalization of data communications36US 6,370,191 B1Texas Instruments Incorporated · 2002