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Browse by Category: Main > Communications
Class Information
Number: 398/201
Name: Optical communications > Transmitter > Including specific optical elements
Description: Subject matter including details of at least one optical element which provide the optically transmitted signal.


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7623798 Polarization mode dispersion mitigation of multiple optical communication channels Nov. 24, 2009
7620328 Multi-wavelength optical CDMA with differential encoding and bipolar differential detection Nov. 17, 2009
7616902 Power source for a dispersion compensation fiber optic system Nov. 10, 2009
7613401 Optical FM source based on intra-cavity phase and amplitude modulation in lasers Nov. 3, 2009
7609977 Optical transmission using semiconductor optical amplifier (SOA) Oct. 27, 2009
7596325 Method and apparatus for pulse-amplitude equalization of rational harmonic mode-locked optical signal Sep. 29, 2009
7593647 Apparatuses and methods for automatic wavelength locking of an optical transmitter to the wavelength of an injected incoherent light signal Sep. 22, 2009
7583894 Interferometric operation of electroabsorption modulators Sep. 1, 2009
7577369 Systems for deploying an optical network Aug. 18, 2009
7565084 Robustly stabilizing laser systems Jul. 21, 2009
7561807 Use of beacons in a WDM communication system Jul. 14, 2009
7561803 Bi-directional signal interface using photonic coupler Jul. 14, 2009
7561805 Optical transmitter, optical receiver, optical communication system, and optical transmitter and receiver Jul. 14, 2009
7561811 Method, device, and system for regeneration and application of optical clock Jul. 14, 2009
7558488 Reach extension by using external Bragg grating for spectral filtering Jul. 7, 2009
7555225 Optical system comprising an FM source and a spectral reshaping element Jun. 30, 2009
7546037 Topologically multiplexed optical data communication Jun. 9, 2009
7542683 Chirp Managed Laser (CML) transmitter Jun. 2, 2009
7536113 Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper May. 19, 2009
7526210 Optical demodulating apparatus and method Apr. 28, 2009
7522846 Transmission power optimization apparatus and method Apr. 21, 2009
7515833 Optical double sideband modulation technique with increased spectral efficiency Apr. 7, 2009
7509057 IrDA transceiver module that also functions as remote control IR transmitter Mar. 24, 2009
7509052 Optical receiver, optical transmitter and optical transceiver Mar. 24, 2009
7505694 Thermal chirp compensation systems for a chirp managed directly modulated laser (CML.TM.) data link Mar. 17, 2009
7502566 Light-emitting module Mar. 10, 2009
7486897 Polarization duobinary optical transmitter Feb. 3, 2009
7480464 Widely tunable, dispersion tolerant transmitter Jan. 20, 2009
7477851 Power source for a dispersion compensation fiber optic system Jan. 13, 2009
7474859 Versatile compact transmitter for generation of advanced modulation formats Jan. 6, 2009
7447446 Light source apparatus, and method for switching redundancy of the light source Nov. 4, 2008
7444081 Optical transport system Oct. 28, 2008
7439533 Optical module and optical communication device Oct. 21, 2008
7437074 Wavelength division multiplexing transmission system Oct. 14, 2008
7421209 Optical wavelength multiplexing FSK modulation method Sep. 2, 2008
7418211 Control apparatus and control method for optical modulator Aug. 26, 2008
7409161 Free space optics communication apparatus and free space optics communication system Aug. 5, 2008
7406266 Flat-topped chirp induced by optical filter edge Jul. 29, 2008
7406267 Method and apparatus for transmitting a signal using thermal chirp management of a directly modulated transmitter Jul. 29, 2008
7403713 Quantum source coding apparatus and quantum information communication system Jul. 22, 2008
7403719 Feedback control for free-space optical systems Jul. 22, 2008
7398023 Method and apparatus for bias and alignment control in an optical signal transmitter Jul. 8, 2008
7398022 Optical return-to-zero phase-shift keying with improved transmitters Jul. 8, 2008
7397018 Amplitude and phase controlled adaptive optics system Jul. 8, 2008
7394993 Dispersion compensation quantity setting method, receiving terminal station, and wavelength-multiplexing optical transmission system Jul. 1, 2008
7389053 Tunable filtering of RF or microwave signals based on optical filtering in Mach-Zehnder configuration Jun. 17, 2008
7389054 Optical communication apparatus and optical add/drop apparatus Jun. 17, 2008
7386239 Chirped RZ-AMI optical transmitter Jun. 10, 2008
7376352 Chirp managed laser fiber optic system including an adaptive receiver May. 20, 2008
7359638 Optical source generator for wavelength division multiplexing optical communication systems Apr. 15, 2008

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