Patent application number | Description | Published |
20090028565 | Monitoring mechanisms for optical systems - This application describes optical monitoring devices and applications in optical systems for monitoring various optical parameters of light, including the signal to noise ratio, the degree of polarization, and the differential group delay (DGD). | 01-29-2009 |
20090207409 | Measuring Optical Spectral Property of Light Based on Polarization Analysis - Apparatus, systems and techniques for measuring optical spectral property such as the frequency and the optical spectrum of light based on polarization analysis. | 08-20-2009 |
20090238218 | Polarization Stable Lasers - Techniques, devices and applications of polarization stable lasers to provide laser operations against changes, variations or fluctuations in optical polarization in a laser cavity. | 09-24-2009 |
20100239245 | Polarization Mode Emulators and Polarization Mode Dispersion Compensators Based on Optical Polarization Rotators with Discrete Polarization States - Systems, devices and techniques for generating and analyzing states of polarization in light using multiple adjustable polarization rotators having different discrete polarization rotation states in various applications. | 09-23-2010 |
20100290738 | Mode Scrambling Apparatus for Multimode Fiber - Apparatus and methods for scrambling optical modes in multimode fibers to achieve uniform light distribution in guided multi-mode light for various applications. | 11-18-2010 |
20110277552 | Measuring Distributed Polarization Crosstalk in Polarization Maintaining Fiber and Optical Birefringent Material - Techniques and devices for measuring the distribution of polarization crosstalk in birefringence optical media including polarization maintaining fiber based on suppressing the number and magnitude of ghost interference peaks. | 11-17-2011 |
20130321818 | MEASURING POLARIZATION CROSSTALK IN OPTICAL BIREFRINGENT MATERIALS AND DEVICES BASED ON REDUCTION OF LINE BROADENING CAUSED BY BIREFRINGENT DISPERSION - Techniques and devices for measuring polarization crosstalk in birefringence optical media including polarization maintaining fiber. | 12-05-2013 |
20140355856 | RECONSTRUCTION OF OPTICAL COHERENT TOMOGRAPHY (OCT) IMAGES OF MORPHOLOGICAL FEATURES - Imaging devices and processing techniques based on imaging information along the depth direction in an optical coherent tomography (OCT) image are disclosed to enhance observed morphological features. The methods and systems obtain different OCT images of the target object under different reference path lengths, process the different OCT images to obtain a derivative with respect to the signal path length of image information of the different images, and processing the derivative to extract improved image information of the target object. The derivatives may be in a form related to a gradient value of the normalized OCT image intensity, or an attenuation coefficient. | 12-04-2014 |
20140362367 | DISTRIBUTED FIBER BEND AND STRESS MEASUREMENT FOR DETERMINING OPTICAL FIBER RELIABILITY BY MULTI-WAVELENGTH OPTICAL REFLECTOMETRY - The disclosed technology in this patent document includes, among others, methods apparatus for distributed measuring at least one fiber bend or stress related characteristics along an optical path of fiber under test (FUT) uses both a light input unit and a light output unit connected to the FUT at one single end. | 12-11-2014 |