Patents
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)
04/2007
04/19/2007WO2007009915A3 Raman amplifier structure
04/19/2007WO2007002665A3 Remote control systems
04/19/2007WO2006116504A8 Changing transceiver module device addresses using a single host interface
04/19/2007WO2006096668A3 Passive optical network loss test apparatus and method of use thereof
04/19/2007WO2005074416A3 Dynamic optical tag
04/19/2007US20070088422 Apparatus and methods for delivery of multiple distributed stents
04/19/2007US20070088368 Apparatus and methods for delivery of multiple distributed stents
04/19/2007US20070087685 Satellite receiver
04/19/2007US20070086792 Data receiver with positive feedback
04/19/2007US20070086790 Optical receiver with matched photodetector capacitance
04/19/2007US20070086789 Chirp switching circuit and optical transmission system
04/19/2007US20070086788 Optical single sideband modulator
04/19/2007US20070086787 Apparatus and method to generate carrier suppressed-return to zero optical signal
04/19/2007US20070086786 Electrical funnel: a novel broadband signal combining method
04/19/2007US20070086785 Frequency scanned array control system
04/19/2007US20070086784 Method and apparatus for extracting optical clock signal
04/19/2007US20070086783 Method and Apparatus for Detecting Localized Polarization Dependent Anomalies on Optical Transmission Lines
04/19/2007US20070086782 Optical Rotating Data Transmission Device with Prism Coupler
04/19/2007US20070086779 Optical transmission systems and amplifier control apparatuses and methods
04/19/2007US20070086723 Optical connection structure of optical backplane to circuit substrate
04/19/2007US20070086330 Transmission system and its protection method
04/19/2007US20070086081 Compensation for spectral power tilt from scattering
04/19/2007US20070086076 Light control apparatus
04/19/2007US20070085824 Remote control device, image processing apparatus having the same and method of driving the same
04/19/2007US20070085693 System, a tool and method for communicating with a faulted circuit indicator using a remote display
04/19/2007DE102005049128A1 Electronic module for use with other modules to form module group has connection sections with light conducting arrangements with which module receives light signals from adjacent electronic module and transmits signals to it
04/19/2007DE102005046936A1 Multistage fiber amplifier for wide area network has two amplifiers and pump source whereby attenuation element is formed such that with increase in pump power small further signals are attenuated stronger than large further pump signals
04/19/2007CA2625086A1 Methods and apparatus for optical transmission of digital signals
04/18/2007EP1775868A2 Transmission protection system and method
04/18/2007EP1775864A1 Contactless connector
04/18/2007EP1775862A1 Optical receiver and method of operating an optical receiver
04/18/2007EP1775860A1 Optical single sideband modulator
04/18/2007EP1774695A2 Qkd cascaded network with loop-back capability
04/18/2007EP1774680A1 Microcontroller based thermoelectric cooler controller
04/18/2007EP1716648A4 System and method for generating optical return-to-zero signals with alternating bi-phase shift and frequency chirp
04/18/2007EP1714392A4 System and method for subcarrier modulation as supervisory channel
04/18/2007EP1698079B1 Wavelength-maintaining optical signal regenerator
04/18/2007EP1588512B1 Transmitter and method for transmitting messages on an optical fiber
04/18/2007EP1540857A4 Optical receiver having compensation for kerr effect phase noise
04/18/2007EP1316163B1 Optical hinge apparatus
04/18/2007EP1016244B1 Communications network
04/18/2007CN2891550Y Optical exchanger for 650nm plastic optical fiber transmission system
04/18/2007CN2891495Y Communication network for launch vehicle measurement, launching, and control system
04/18/2007CN2891489Y Single-mode single-fiber single-wavelength two-way transmission optical module
04/18/2007CN2891488Y Optical repeater for 650nm plastic optical fiber transmission system
04/18/2007CN2891487Y Ultra low optical power receiving device for optical fiber transmission system
04/18/2007CN2891486Y Optical checking module
04/18/2007CN1950742A Method and apparatus providing an electrical-optical coupler
04/18/2007CN1949700A Method and apparatus for mixed network protection
04/18/2007CN1949690A Method and apparatus of laser safety protection in optical communication system
04/18/2007CN1949689A Optical single sideband modulator
04/18/2007CN1949688A Marker detector and detecting method
04/18/2007CN1949687A Method and apparatus for processing light module information in communication apparatus
04/18/2007CN1949686A System and method for transmitting signal between IC
04/18/2007CN1949012A Oil pipe anti-stealing oil detecting method
04/18/2007CN1311686C Fibre-optical network terminal conversion transmission system for figital TV. signal
04/18/2007CN1311651C Optical communication system and apparatus for compensation or emulation of PMD effects
04/18/2007CN1311650C Method for carrying out infrared data transmission and device using this method
04/18/2007CN1311277C Optical separator
04/18/2007CN1311263C Light circulator
04/18/2007CN1311229C Method for measuring retaining stress double-refraction value of stress deflection fibre-optical
04/17/2007US7206522 Dynamic measurement of and compensation for impairments to optical data communication pulses
04/17/2007US7206521 Signal level detecting device for a burst-mode optical receiver
04/17/2007US7206520 Method and apparatus for interleaved optical single sideband modulation
04/17/2007US7206519 Duobinary optical transmission apparatus
04/17/2007US7206518 High speed optoelectronic subassembly and package for optical devices
04/17/2007US7206517 Monitoring and in-line compensation of polarization dependent loss for lightwave systems
04/17/2007US7206516 Apparatus and method for measuring the dispersion of a fiber span
04/17/2007US7206515 Single-ended/differential wired radio frequency interface
04/17/2007US7206514 Wireless object counter
04/17/2007US7206512 Method of controlling optical wavelength division multiplexing transmission apparatus
04/17/2007US7206510 Ring network using multi-wavelength generator
04/17/2007US7206476 Optical switch
04/17/2007US7206475 Optical switching apparatus, optical transmission system and method of setting up for optical signal route
04/17/2007US7206466 Polarization dependent loss loop
04/17/2007US7206392 Fiber optic premise wiring system
04/17/2007US7206370 Clock recovery circuit
04/17/2007US7206366 System and method for programmably adjusting gain and frequency response in a 10-GigaBit ethernet/fibre channel system
04/17/2007US7206124 Gain-providing optical power equalizer
04/17/2007US7206123 Raman amplifier, pump source for use in a raman amplifier and method for amplifying an optical signal
04/17/2007CA2321915C Branch line monitoring system and branch line monitoring method
04/12/2007WO2007041489A1 Methods and systems for controlling optical power attenuation
04/12/2007WO2007041373A1 Systems and methods for optical power window control
04/12/2007WO2007041271A1 Widely tunable rf source
04/12/2007WO2007041051A1 Apparatus for reducing drops in a transmission spectrum due to inter-pixel gaps
04/12/2007WO2007040247A1 Optical receiver, optical communication system, and method
04/12/2007WO2007039765A1 Optical component for gain-flattening wdm signals comprising said component and optical amplifier
04/12/2007WO2007039225A1 Optical receiver scheme with all-optical decision element
04/12/2007WO2006039146A3 Optical cables for consumer electronics
04/12/2007US20070081827 Optical receiver for regeneration of optical signal
04/12/2007US20070081826 Optical demodulating apparatus and method
04/12/2007US20070081825 Multimode distance extension
04/12/2007US20070081824 Optical transceiver module and calibration method thereof
04/12/2007US20070081823 Wavelength-tunable light source and wavelength-division multiplexed transmission system using the source
04/12/2007US20070081822 Optical telecommunication system with automatic channel switching
04/12/2007US20070081784 Light receiving apparatus
04/12/2007US20070081779 Optical fiber with reduced stimulation brillouin scattering
04/12/2007DE19521400B4 System zur Übertragung über eine Lichtleitfaserleitung ohne Signalregenerierung mit Verstärkungen entfernt vom und am Ende System for transmission over a fiber optic line without regeneration away with reinforcements from and at the end
04/12/2007DE10321936B4 Optisches Kommunikationssystem, Signalweiterleitungseinrichtung und optischer Kommunikationsverbinder An optical communication system, signal transmission device and optical communication connector
04/12/2007DE10216281B4 Anordnung und Verfahren für eine Dispersionsdetektion Apparatus and method for detecting a dispersion