| Patent | Date |
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True time delay circuit based on an optical waveguide switching array for RF phased array antenna beam steering
Grant 11,454,859 - Cho , et al. September 27, 2 | 2022-09-27 |
Ai Model Optimization Method And Apparatus
App 20220197901 - Xie; Kaiyuan ; et al. | 2022-06-23 |
Charged Particle Beam Apparatus With Multiple Detectors And Methods For Imaging
App 20210319977 - LIU; Xuedong ; et al. | 2021-10-14 |
Gas detector mounting design
Grant 11,137,273 - Zhou , et al. October 5, 2 | 2021-10-05 |
Systems And Methods For Voltage Contrast Defect Detection
App 20210116398 - REN; Weiming ; et al. | 2021-04-22 |
Stabilizing a precision electro optical oscillator clock using an environmentally insensitive metamaterial device
Grant 10,756,514 - Zhou A | 2020-08-25 |
User interface with a light ring for a hearing protection device
Grant D890,440 - Wilson , et al. | 2020-07-14 |
RF-photonic pulse doppler radar
Grant 10,491,306 - Zhou Nov | 2019-11-26 |
Opto-electronic oscillator with stimulated Brillouin scattering feedback
Grant 10,404,371 - Zhou Sep | 2019-09-03 |
Pair of ear muffs
Grant D856,594 - Wilson , et al. A | 2019-08-13 |
Gas Detector Mounting Design
App 20190204122 - Zhou; Weimin ; et al. | 2019-07-04 |
Noise monitoring headset
Grant D848,396 - Wilson , et al. | 2019-05-14 |
Hearing protection headset
Grant D848,679 - Wilson , et al. | 2019-05-14 |
Rf-photonic Pulse Doppler Radar
App 20190020417 - Zhou; Weimin | 2019-01-17 |
RF-photonic system for acoustic and/or vibrational sensing using optical fiber and method thereof
Grant 10,031,246 - Zhou , et al. July 24, 2 | 2018-07-24 |
Opto-electronic Oscillator With Stimulated Brillouin Scattering Feedbac,
App 20180138978 - Zhou; Weimin | 2018-05-17 |
Method for Dynamically Updating Interface of Application, Terminal and System
App 20170161052 - ZHOU; Weimin ; et al. | 2017-06-08 |
System and method for secure network communications
Grant 9,369,432 - Qin , et al. June 14, 2 | 2016-06-14 |
Method and apparatus for analyzing the spectrum of radio-frequency signals using unamplified fiber optic recirculation loops
Grant 9,288,557 - Zhou March 15, 2 | 2016-03-15 |
System And Method For Secure Network Communications
App 20150295890 - QIN; Zhijian ; et al. | 2015-10-15 |
Method and apparatus for providing radio frequency photonic filtering
Grant 9,097,790 - Zhou August 4, 2 | 2015-08-04 |
Method and apparatus for analyzing the spectrum of radio-frequency signals using a fiber optic recirculation loop
Grant 8,861,567 - Li , et al. October 14, 2 | 2014-10-14 |
Electro optical scanning phased array antenna for pulsed operation
Grant 8,779,977 - Zhou July 15, 2 | 2014-07-15 |
Rf-photonic System For Acoustic And/or Vibrational Sensing Using Optical Fiber And Method Thereof
App 20140130601 - Zhou; Weimin ; et al. | 2014-05-15 |
Method and Apparatus for Analyzing the Spectrum of Radio-Frequency Signals Using a Fiber Optic Recirculation Loop
App 20140133521 - Li; Ming-Chiang ; et al. | 2014-05-15 |
Data Management Method and Apparatus
App 20140115697 - Wang; Yonghong ; et al. | 2014-04-24 |
Method and Apparatus for Analyzing the Spectrum of Radio-Frequency Signals Using Unamplified Fiber Optic Recirculation Loops
App 20130315590 - Zhou; Weimin | 2013-11-28 |
Method and apparatus for detecting radio-frequency signals using a dispersive fiber optical loop
Grant 8,532,486 - Stead , et al. September 10, 2 | 2013-09-10 |
Method And Apparatus For Detecting Radio-frequency Signals Using A Dispersive Fiber Optical Loop
App 20130209107 - Stead; Michael R. ; et al. | 2013-08-15 |
Semiconductor hollow-core waveguide using photonic crystal gratings
Grant 8,506,829 - Zhou August 13, 2 | 2013-08-13 |
Method And Apparatus For Providing Radio Frequency Photonic Filtering
App 20130202305 - Zhou; Weimin | 2013-08-08 |
Apparatus and method for receiving electromagnetic waves using photonics
Grant 8,228,228 - Li , et al. July 24, 2 | 2012-07-24 |
Wireless Modem Device, Wireless Modem System, Wireless Modem Device Sleep/wake-up Method, And Terminal
App 20120027061 - Wang; Yonghong ; et al. | 2012-02-02 |
Wireless Modem Device, Wireless Modem System, Wireless Modem Device Sleep/wake-up Method, And Terminal
App 20110286504 - Wang; Yonghong ; et al. | 2011-11-24 |
Semiconductor Hollow-core Waveguide Using Photonic Crystal Gratings
App 20110188801 - Zhou; Weimin | 2011-08-04 |
Apparatus and Method for Receiving Electromagnetic Waves Using Photonics
App 20100259440 - Li; Ming-Chiang ; et al. | 2010-10-14 |
Electro optical scanning multi-function antenna
Grant 7,609,971 - Zhou October 27, 2 | 2009-10-27 |
Electro optical scanning phased array antenna for pulsed operation
App 20090002236 - Zhou; Weimin | 2009-01-01 |
Method of constructing a reconfigurable photonic band gap device
Grant 7,454,110 - Zhou November 18, 2 | 2008-11-18 |
RF to optical converter for RF imaging with optical sensors
Grant 7,409,116 - Mackie , et al. August 5, 2 | 2008-08-05 |
Reconfigurable photonic band gap device
Grant 7,158,710 - Zhou January 2, 2 | 2007-01-02 |
Injection locked dual opto-electronic oscillator
Grant 7,151,415 - Zhou December 19, 2 | 2006-12-19 |
Simple true-time-delay generator for optical control of phased array antenna
Grant 6,388,616 - Zhou May 14, 2 | 2002-05-14 |
Tilted valance-band quantum well double heterostructures for single step active and passive optical waveguide device monolithic integration
Grant 5,953,479 - Zhou , et al. September 14, 1 | 1999-09-14 |
Method for making monolithically integrated signal processing circuit having active and passive components
Grant 5,770,472 - Zhou , et al. June 23, 1 | 1998-06-23 |
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