Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
04/2014
04/17/2014US20140105612 Optical engine assembly and transceiver using the same
04/17/2014US20140105611 Multicore chip with holographic optical interconnects
04/17/2014US20140105609 Light powered communication systems and methods of using the same
04/17/2014US20140105608 Method and apparatus for signal reception with ambient light compensation
04/17/2014US20140105607 Method and apparatus for dimming with rate control for visible light communications (vlc)
04/17/2014US20140105606 Fully photonic wireless broadband base station
04/17/2014US20140105605 Driver for multi-stage wave guide modulator and method
04/17/2014US20140105602 Station-side apparatus and frame transfer apparatus
04/17/2014US20140105599 Method, Network Device and User Equipment for Switching Media Access Control Address
04/17/2014US20140105598 System and method for intensity monitoring
04/17/2014US20140105597 Network interface device synchronization
04/17/2014US20140105596 Optical transmission system, method of testing optical transmission system, and non-transitory computer-readable medium
04/17/2014US20140105595 Optical amplification stage for otdr monitoring and related method and system for otdr monitoring of an optical communication link
04/17/2014US20140105593 Light module interlock system
04/17/2014US20140105592 System and Method of Redundancy in Network Communications
04/17/2014US20140105263 Systems and method for orthogonal frequency divisional multiplexing
04/17/2014US20140103194 Coded-light detection system including a camera, light sensor and augmented information display
04/16/2014EP2720424A1 Apparatus, method and computer program operable to determine estimates
04/16/2014EP2720407A1 Fault processing method, aggregation node and optical network protection system
04/16/2014EP2720397A2 Optical transmission system, method of adjusting optical transmission device, and program of adjusting optical transmission device
04/16/2014EP2720396A2 Optical transmission system, method of testing optical transmission system, and program of testing optical transmission system
04/16/2014EP2720388A1 An optical frequency domain reflectometry (OFDR) system
04/16/2014EP2720387A1 Optical amplification stage for OTDR monitoring and related method and system for OTDR monitoring of an optical communication link
04/16/2014EP2719097A1 Spatially distributed laser resonator
04/16/2014EP2719096A1 Integrated commercial communications networks using radio frequency and free space optical data communication
04/16/2014EP2719095A1 Coded-light detection system including a camera, light sensor and augmented information display
04/16/2014EP2719094A1 Pon supervision using otdr measurements
04/16/2014CN203554691U Node B base station subsystem structure
04/16/2014CN203554545U Handset internet-surfing device based on visible-light communication
04/16/2014CN203554544U Data processing system based on optical communication and equipment thereof
04/16/2014CN203554503U Mining explosion-proof and intrinsic safe type 10Gb ring network switch
04/16/2014CN203554457U A burst light receiving circuit
04/16/2014CN203554456U Light receiving device and equipment
04/16/2014CN203554455U Fiber-to-the-home type optical receiver
04/16/2014CN203554454U Passive optical network, optical link terminal (OLT) and optical module thereof
04/16/2014CN203554453U White light LED fractional frequency and light intensity control system
04/16/2014CN203554452U Visible light communication-based conference emission apparatus, conference receiving apparatus and conference system
04/16/2014CN203554451U Fiber-to-the-home type optical node apparatus
04/16/2014CN203554450U SFP+LRM optical module
04/16/2014CN203554449U SFP+LRM optical module capable of warning about loss of signal
04/16/2014CN203554448U An optical network unit optical module
04/16/2014CN203554447U Gigabit intelligent type optical fiber transceiver
04/16/2014CN203554446U Low-power relaying apparatus
04/16/2014CN203554445U High-reliability railway GSM-R digital optical fiber repeater
04/16/2014CN203554444U Optical fiber repeater with unvarnished transmission function
04/16/2014CN203554443U An electric energy acquisition zero-voltage-drop fiber transmission apparatus achieved on the basis of full digitalized technology
04/16/2014CN203554442U RSSI monitoring circuit
04/16/2014CN203554441U Optical line terminator optical module with optical time domain reflectometer (OTDR) function
04/16/2014CN203552461U Wireless infrared emission system
04/16/2014CN203552038U Intelligent home system
04/16/2014CN103733547A Optical line terminal, optical network unit, optical network system and signal processing method
04/16/2014CN103731228A Optical transmission system and method of adjusting optical transmission device
04/16/2014CN103731226A Passive optical network component, system and method thereof
04/16/2014CN103731216A Quantum frequency conversion communication technology
04/16/2014CN103731215A Optical line terminal with two-stage temperature monitoring
04/16/2014CN103731214A As-S optical fiber Raman amplifier with flat gains
04/16/2014CN103731213A Optical fiber converter
04/16/2014CN103731212A Switching and routing protocol for a fiber optic transmission system
04/16/2014CN103731211A Dispersion compensation method suitable for fewer-mode type multiplexing system
04/16/2014CN103731210A Multifunctional integrated device for ASE optical fiber source
04/16/2014CN103731209A Single-optical-fiber bidirectional communication method for high-voltage direct current transmission
04/16/2014CN103731208A Transmission device and reception device for visible light communication
04/16/2014CN103731207A Medium-short distance communication device applicable to radio communication interrupt conditions
04/16/2014CN103731206A Device for testing communication error rate and sensitivity of light module
04/16/2014CN103731205A Method for automatically testing optical network unit
04/16/2014CN103731204A Optical network terminal with temperature monitoring function
04/16/2014CN103731203A EPON device networking structure with anti-thunder function
04/16/2014CN103731202A OLT device with redundancy protection function
04/16/2014CN103731201A OLT device with redundant backup function
04/16/2014CN103731200A EPON system with redundancy protection function
04/16/2014CN103731199A Neighborhood EPON network equipment protected by multiple stages of power supplies
04/16/2014CN103731198A Optical module used in optical communication systems, method of updating firmware of optical module used in optical communication systems, and trouble tracing system
04/16/2014CN103728740A Bias control method and system of Mach-Zehnder electro-optic outer modulator
04/16/2014CN103728699A Wireless optical module used for interconnection of circuit boards
04/16/2014CN103728592A Digital array secondary radar system optical fiber communication data synchronizing method
04/16/2014CN102281110B Methods and devices for regulating optical power
04/16/2014CN102265640B Optical line transmission protection system and method
04/16/2014CN102239654B Authentication method and apparatus for passive optical network device
04/16/2014CN102231864B Optical-codeword-label-based optical packet multicast transmission and receiving methods and devices
04/16/2014CN102231645B Optical antenna for multipoint laser communication
04/16/2014CN102136865B Service recovering method, system and node device
04/16/2014CN102124671B System and method for receiving high spectral efficiency optical DPSK signals
04/16/2014CN102123059B Hybrid fiber coaxial network monitoring proxy service system and proxy service method
04/16/2014CN102082607B High resolution analog quantity optical fiber conversion method and converter with biasing circuit
04/16/2014CN101969341B Optical path switching interface mechanism for fiber channel test of relay protection device
04/16/2014CN101848011B Generation device of bipolar ultra wide band monocyclic pulse
04/16/2014CN101741465B Millimeter wave transceiving system
04/16/2014CN101651499B Method and system for controlling optical amplifier in relay unit of passive optical network
04/15/2014US8700821 Unified multi-transport medium connector architecture
04/15/2014US8700358 Method for reducing the refresh rate of Fiber Bragg Grating sensors
04/15/2014US8699888 Optical linear feedback circuit
04/15/2014US8699887 Methods and systems for encoding and decoding visible light with data and illumination capability
04/15/2014US8699886 Externally synchronized optical transport network systems and associated methods
04/15/2014US8699885 Power control in an optical network unit
04/15/2014US8699884 Optical transmission system and optical transmission method
04/15/2014US8699883 Variable spectral phase encoder/decoder based on decomposition of hadamard codes
04/15/2014US8699880 Optical transceivers for use in fiber optic communication networks
04/15/2014US8699879 Optical packet switching apparatus
04/15/2014US8699875 Dispersion measurement system and method in an optical communication network
04/15/2014US8699874 Optical signal shutoff mechanism and associated system
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