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Class Information
Number: 356/73.1
Name: Optics: measuring and testing > For optical fiber or waveguide inspection
Description: Subject matter wherein there is means to examine one or more transparent elongated structures (e.g., rods, fibers, or pipes) which are used to transmit light rays from one point to another within the confines of their outer surface, and involving internal reflections or modal transmission.

Patents under this class:

Patent Number Title Of Patent Date Issued
7486897 Polarization duobinary optical transmitter Feb. 3, 2009
7483125 Method for wavelength independent dispersion penalty measurement Jan. 27, 2009
7480034 Apparatus for characterizing fiber bragg gratings Jan. 20, 2009
7479966 Method and apparatus for super montage large area spectroscopic imaging Jan. 20, 2009
7477387 Method and apparatus for analyzing optical characteristics of optical medium and method for production monitoring Jan. 13, 2009
7472594 Fluid level indication system and technique Jan. 6, 2009
7471378 Method and system for determining a polarization dependent characteristics of optical and opto-electrical devices Dec. 30, 2008
7466929 Method and system for superheterodyne detection of an optical input signal Dec. 16, 2008
7466425 Elementary matrix based optical signal/network analyzer Dec. 16, 2008
7463346 Optical fiber birefringence measurement method and measurement device, and optical fiber polarization mode dispersion measurement method and optical fiber Dec. 9, 2008
7450239 Optical pulse evaluation device and in-service optical pulse evaluation device Nov. 11, 2008
7448809 Angle-specific multi-fiber ferrules and associated methods of manufacture Nov. 11, 2008
7440087 Identifying optical fiber segments and determining characteristics of an optical device under test based on fiber segment scatter pattern data Oct. 21, 2008
7434116 Unitary testing apparatus for performing bit error rate measurements on optical components Oct. 7, 2008
7426021 Interferometric optical analyzer and method for measuring the linear response of an optical component Sep. 16, 2008
7424191 System for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber Sep. 9, 2008
7420666 Measurement method by OTDR and terminal station apparatus Sep. 2, 2008
7420665 Optical detection device with reduced light throughput oscillations Sep. 2, 2008
7414711 Estimating optical transmission system penalties induced by polarization mode dispersion (PMD) Aug. 19, 2008
7411666 Optical time domain reflectometry system at different wavelengths Aug. 12, 2008
7406234 Method for determining spin characteristic parameters in spun optical fibers Jul. 29, 2008
7405820 Optical spectrum analyzing device by means of Brillouin scattering and associated measurement process Jul. 29, 2008
7403717 Method and apparatus for first-order polarization mode dispersion compensation Jul. 22, 2008
7403275 Optical reflectometry using integrated VCSEL photodiode chip Jul. 22, 2008
7403274 Equivalent time sampling system Jul. 22, 2008
7400387 Method for monitoring an optical transmission line, corresponding measuring device and optical transmitter Jul. 15, 2008
7397545 Application of statistical inference to optical time domain reflectometer data Jul. 8, 2008
7397544 Distortion measuring device, method, program, and recording medium Jul. 8, 2008
7397543 Optical reflectometry analysis with a time-adjustment of partial responses Jul. 8, 2008
7397542 Determining mode spectra for principal states of polarization Jul. 8, 2008
7388657 System and method for monitoring an optical communication system Jun. 17, 2008
7385706 Method and apparatus for determining the nonlinear properties of devices and fibers Jun. 10, 2008
7385683 Method of characterizing fiber Bragg gratings using iterative processing Jun. 10, 2008
7379646 Optical fiber product, method of fabricating optical cable, and characteristic evaluation method May. 27, 2008
7379169 System and method for integrated measurement using optical sensors May. 27, 2008
7379168 Polarization diversity detection without a polarizing beam splitter May. 27, 2008
7376359 Digital regulated light receive module and regulation method May. 20, 2008
7373027 Method for characterizing an optical fiber link May. 13, 2008
7372554 Selection of a signal input from an optical fiber member May. 13, 2008
7372553 Apparatus and method for detecting defect in optical fiber, and plastic optical fiber manufacturing apparatus May. 13, 2008
7369249 Apparatus for measuring differential mode delay of multimode optical fiber May. 6, 2008
7369219 Active wavelength converter for use with an optical time-domain reflectometer (OTDR) and method for increasing OTDR supervision distance range May. 6, 2008
7362427 Polarized lightwave reflectometry method (POTDR) Apr. 22, 2008
7359634 Light color recognition for optical connection verification Apr. 15, 2008
7356228 Fiber optic cable systems and methods incorporating a luminescent compound-containing layer to identify cracks Apr. 8, 2008
7356208 Fiber detector apparatus and related methods Apr. 8, 2008
7352971 Broadband control of polarization mode dispersion Apr. 1, 2008
7352450 Determination of polarization dependent properties Apr. 1, 2008
7350972 Distributed temperature sensor using optical reflectometry Apr. 1, 2008
7349077 Method and apparatus for measuring the polarization mode dispersion of an optical fiber Mar. 25, 2008

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