| Patents for H04B 10 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication (73,125) |
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| 10/13/2005 | US20050226621 Optical wavelength add-drop multiplexer |
| 10/13/2005 | US20050226619 Add/drop node for an opical communications network |
| 10/13/2005 | US20050226618 Network transceiver for extending the bandwidth of optical fiber-based network infrastructure |
| 10/13/2005 | US20050226617 Digital image transmitter |
| 10/13/2005 | US20050226614 Optical amplifying and repeating method and optical amplifying and repeating system |
| 10/13/2005 | US20050226613 Net chromatic dispersion measurement and compensation method and system for optical networks |
| 10/13/2005 | US20050226577 Method and apparatus for producing a multiple optical channel source from a supercontinuum generator for WDM communication |
| 10/13/2005 | US20050226554 Tunable dispersion compensation apparatus |
| 10/13/2005 | US20050226551 Optical cross-connector containing multi-stage clos network in which a single-stage matrix comprises one stage of the clos network |
| 10/13/2005 | US20050226292 Burst signal extinction ratio control circuit, integrated circuit thereof, burst signal extinction ratio control method, computer program, and laser diode drive circuit |
| 10/13/2005 | US20050226291 Method for configuring a laser operating system |
| 10/13/2005 | US20050226279 Laser driver for high speed short distance links |
| 10/13/2005 | US20050225846 Method and apparatus for controlling and protecting pulsed high power fiber amplifier systems |
| 10/13/2005 | US20050225844 Optical amplifier apparatus |
| 10/13/2005 | US20050225843 Control method of optical fiber amplifier and optical transmission system |
| 10/13/2005 | US20050225840 Dynamic laser power control for gas species monitoring |
| 10/13/2005 | US20050225826 Electroabsorption modulator biasing |
| 10/13/2005 | US20050225776 Method and arrangement for improving measuring quality during the operation of electro-optical mixing devices |
| 10/13/2005 | US20050225746 Device method and program for measuring polarization mode dispersion and recording medium recording the program |
| 10/13/2005 | US20050224701 Light-based data communication in a data-processing system |
| 10/13/2005 | US20050224697 Light-receiving circuit capable of expanding a dynamic range of an optical input |
| 10/13/2005 | US20050224585 Radio frequency identification of a connector by a patch panel or other similar structure |
| 10/13/2005 | DE10142807B4 Optoelektronische Vorrichtung Optoelectronic device |
| 10/13/2005 | CA2561559A1 Undersea optical transmission system employing low power consumption optical amplifiers |
| 10/12/2005 | EP1585238A1 Optical modul for chromatic dispersion compensation |
| 10/12/2005 | EP1585237A1 Method of transmitting digital signals over an optical transmission system |
| 10/12/2005 | EP1585236A1 Optical amplification system |
| 10/12/2005 | EP1585235A1 Method of transmitting digital signals over an optical transmission system |
| 10/12/2005 | EP1585234A1 Photoelectronic Mixing Device (PMD) system and method for operating a PMD |
| 10/12/2005 | EP1584970A1 Non-reciprocal optical element with independent control of transmission in opposite directions |
| 10/12/2005 | EP1584147A2 Amplified optical ring transmission system |
| 10/12/2005 | EP1371154B1 System and method for an optical information transmission |
| 10/12/2005 | CN2733756Y A WDM module with compact structure |
| 10/12/2005 | CN2733385Y Array collimator |
| 10/12/2005 | CN2733384Y Cascaded 1í‡N optical power divider |
| 10/12/2005 | CN2733383Y Improved structure of optical attenuator |
| 10/12/2005 | CN1682472A Method for the transmission of optical polarization multiplex signals |
| 10/12/2005 | CN1682471A Method and apparatus for sharing pump energy from a single pump arrangement to optical fibers located in different fiber pairs |
| 10/12/2005 | CN1682409A Techniques for connecting a set of connecting elements using an improved latching apparatus |
| 10/12/2005 | CN1681229A 光色散补偿模块 Optical dispersion compensation module |
| 10/12/2005 | CN1681228A Device and method for improving intensity of infrared receiving signal and inhibiting far unpitched signal |
| 10/12/2005 | CN1681227A Light module of light time domain reflector, light time domain reflector and fibre-optical testing method |
| 10/12/2005 | CN1681226A Module of self-redundant radio-frequency wide-band amplifier |
| 10/12/2005 | CN1681197A Pmd system and method for operating same |
| 10/12/2005 | CN1223133C Light signal modulation method, transmission method and system in wavelength division multiplexing light transmission system |
| 10/12/2005 | CN1223118C Optical transmitter with temperature-compensation function and optical transmission system |
| 10/12/2005 | CN1223117C Automatic synchronous optic pass switching method and device |
| 10/12/2005 | CN1223116C One-point-to-multipoint free space radio optical communication system |
| 10/12/2005 | CN1223115C Method of utilizing RF/microwave mixing techniques to select given band of optical transmission |
| 10/12/2005 | CN1223062C Ultra-wide band erbium-doped amplifier |
| 10/12/2005 | CN1222821C Optical channel protector and method based on WDM layer |
| 10/12/2005 | CN1222820C Equalization method and apparatus for long distance transmitting optical power |
| 10/12/2005 | CN1222797C Wraparound optical switch matrix |
| 10/11/2005 | US6954893 Method and apparatus for reliable unidirectional communication in a data network |
| 10/11/2005 | US6954594 Monolithic semiconductor component for regenerating optical signals |
| 10/11/2005 | US6954593 Burst optical communication apparatus |
| 10/11/2005 | US6954592 Systems, methods and apparatus for bi-directional optical transceivers |
| 10/11/2005 | US6954591 Non-visible communication systems |
| 10/11/2005 | US6954590 Optical transmission systems and optical receivers and receiving methods for use therein |
| 10/11/2005 | US6954559 Re-generator of optical clock signal |
| 10/11/2005 | US6954304 Raman amplifier |
| 10/11/2005 | US6954302 Conformal retro-modulator optical devices |
| 10/11/2005 | CA2315416C Optical wavelength division multiplexing transmission network device |
| 10/11/2005 | CA2299974C Wdm network and wdm network device |
| 10/06/2005 | WO2005093975A1 Polarization mode dispersion compensator and polarization mode dispersion compensating method |
| 10/06/2005 | WO2005093974A1 Photodetector and infrared communication device |
| 10/06/2005 | WO2005093973A1 Integrated post-amplifier, laser driver, and controller |
| 10/06/2005 | WO2005093972A1 Method and apparatus for free space optical communication using incoherent light |
| 10/06/2005 | WO2005093971A1 Railway monitoring system |
| 10/06/2005 | WO2005093497A1 Apparatus for controlling polarization of light imputed to polarization-maintaining waveguide components |
| 10/06/2005 | WO2005092041A2 Method and apparatus for transmitting a signal using simultaneous fm and am modulation |
| 10/06/2005 | US20050222814 Control of avalance photodiodes bias voltage |
| 10/06/2005 | US20050220459 Receiver circuit having an optical receiving device |
| 10/06/2005 | US20050220458 Analog transmitter using an external cavity laser (ECL) |
| 10/06/2005 | US20050220457 Polarization scrambler and optical network using the same |
| 10/06/2005 | US20050220456 Signal processing method and optical pickup capable of reducing signal distortion |
| 10/06/2005 | US20050220454 Optical transmission system |
| 10/06/2005 | US20050220427 Small footprint optical fiber transceiver |
| 10/06/2005 | US20050220426 Radio frequency identification for transfer of component information in fiber optic testing |
| 10/06/2005 | US20050220409 Optical chromatic dispersion compensation module |
| 10/06/2005 | US20050220401 Fiber collimating lenses and method |
| 10/06/2005 | US20050220399 Optical transmission system using an optical phase conjugation device |
| 10/06/2005 | US20050220397 Coarse wavelength division multiplexing optical transmission system, and coarse wavelength division multiplexing optical transmission method |
| 10/06/2005 | US20050220393 Flexible active signal cable |
| 10/06/2005 | US20050220389 Apparatus and method for mitigating the effects of polarization mode dispersion |
| 10/06/2005 | US20050220387 Optical transmission system, optical repeating apparatus, and quality supervising method |
| 10/06/2005 | US20050220161 Apparatus for emitting light with controllable degree of polarization |
| 10/06/2005 | US20050219704 Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| 10/06/2005 | US20050219682 Multistage optical amplifier having tilt compensation feature |
| 10/06/2005 | US20050219543 Optical pulse evaluation device and in-service optical pulse evaluation device |
| 10/06/2005 | US20050219540 Frequency comb analysis |
| 10/06/2005 | US20050219469 Optical image transmitting system, optical image transmitting apparatus, optical image receiving apparatus, and optical image transmitting method |
| 10/06/2005 | US20050218310 Signal light interruption detecting method and optical amplifier using same |
| 10/06/2005 | DE102005004828A1 Treiberschaltung für Leuchtdiode und optischer Sender zur Verwendung in einer Glasfaserverbindung A drive circuit for light emitting diode and an optical transmitter for use in a fiber optic link |
| 10/06/2005 | DE102004059403A1 Licht-Zu-PWM-Wandler Light-to-PWM converter |
| 10/05/2005 | EP1583392A1 Audio information support system |
| 10/05/2005 | EP1583390A2 Optical connection switching apparatus and management control unit thereof |
| 10/05/2005 | EP1583307A2 Discrimination phase margin monitor circuit, transmitting/receiving device and communication system |
| 10/05/2005 | EP1583269A2 Coarse wavelength division multiplexing optical transmission system, and coarse wavelength division multiplexing optical transmission method |
| 10/05/2005 | EP1583264A1 Optical lan device and state monitoring method for electrical load devices |