| |
 |
|
Class Information
Number: 324/76.37
Name: Electricity: measuring and testing > Measuring, testing, or sensing electricity, per se > Analysis of complex waves > Frequency spectrum analyzer > Nonscanning > With optics > Bragg cell
Description: Subject matter comprising acousto-optic means to redirect light by the method of Bragg diffraction.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7421212 |
Detecting and locating pulses using a Bragg cell |
Sep. 2, 2008 |
| 6686997 |
Apparatus and a method for pulse detection and characterization |
Feb. 3, 2004 |
| 6603536 |
Hybrid optical correlator/digital processor for target detection and discrimination |
Aug. 5, 2003 |
| 6509729 |
Multiple simultaneous optical frequency measurement |
Jan. 21, 2003 |
| 6501258 |
Optical spatial frequency measurement |
Dec. 31, 2002 |
| 6307895 |
Complex Fourier coefficient extractor |
Oct. 23, 2001 |
| 5717401 |
Active recognition system with optical signal processing |
Feb. 10, 1998 |
| 5682238 |
Multiple, parallel, spatial measurement of electrical phase |
Oct. 28, 1997 |
| 5663736 |
Multi-element true time delay shifter for microwave beamsteering and beamforming |
Sep. 2, 1997 |
| 5585714 |
Wide bandwidth RF spectrum analyser |
Dec. 17, 1996 |
| 5481183 |
Electro-optic spectrum analyzer |
Jan. 2, 1996 |
| 5327142 |
Frequency encoding circuit in Bragg cell receiver |
Jul. 5, 1994 |
| 5281907 |
Channelized time-and space-integrating acousto-optical processor |
Jan. 25, 1994 |
| 5166598 |
Microwave transient analyzer |
Nov. 24, 1992 |
| 5028864 |
Optically stable, large time bandwidth acousto-optic heterodyne spectrum analyzer with fixed non-zero heterodyne output |
Jul. 2, 1991 |
| 5027055 |
Compact optical RF spectrum analyzer |
Jun. 25, 1991 |
| 4722596 |
Acousto-optic analyzer with dynamic signal compression |
Feb. 2, 1988 |
| 4712059 |
Broadband optical processor for determination of frequency and time of arrival of multiple signals |
Dec. 8, 1987 |
| 4652817 |
Acousto-optic chip rate detector |
Mar. 24, 1987 |
| 4644267 |
Signal analysis receiver with acousto-optic delay lines |
Feb. 17, 1987 |
| 4636718 |
Acousto-optical spectrum analyzer with expanded frequency resolution |
Jan. 13, 1987 |
| 4633171 |
Window function for an aperture window |
Dec. 30, 1986 |
| 4633170 |
Bragg cell spectrum analyzer |
Dec. 30, 1986 |
| 4626102 |
Bragg cell spectral analyzer with a prism expansion system |
Dec. 2, 1986 |
| 4612545 |
Automatic frequency identifier for radar signals |
Sep. 16, 1986 |
| 4503382 |
Method and device for centroid detection of a beam of electromagnetic energy |
Mar. 5, 1985 |
| 4503388 |
Acousto-optic signal detection system |
Mar. 5, 1985 |
| 4467276 |
Arrangement for evaluating an optical beam |
Aug. 21, 1984 |
| 4328576 |
Wide band demodulator of phase modulated signals |
May. 4, 1982 |
| 4253060 |
RF Spectrum analyzer |
Feb. 24, 1981 |
| 3942109 |
Sweeping spectrum analyzer |
Mar. 2, 1976 |
|
|
|
