Matches 1 - 46 out of 46

CobaltIP-faceted-search-demo
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US20110110665 ANTI-REFLECTION COATED QUANTUM DOT RESONATOR FOR WAVELENGTH DIVISION MULTIPLEXING OPTICAL COMMUNICATION  
An AR coated quantum dot resonator implementing a wavelength independent light source to resolve a drawback of degradation in the property of a high temperature optical output due to AR coating of...
US20080084596 Active Mirror for Power Beaming  
A mirror assembly with a reflecting surface is used to redirect a power beam through free space. The mirror assembly is actuated on at least one axis, and preferably at least two axes, so that it...
US20090269083 SPACE DIVERSITY RECEIVER FOR OPTICAL COMMUNICATIONS  
An optical beam combiner is provided, which allows efficient collection of light for various applications: non-line of sight and free-space optical communications, remote sensing, optical imaging...
US20070217795 Improvements Relating to Reception in Optical Networks  
The present invention relates to a receiver 20 for a free-space optical network. The receiver 20 includes a primary photo detector 12 and a diffuser 13 arranged in the focal plane of an objective...
US20070297813 Optical Receiving Device  
An optical receiving device for receiving an optical signal (60) from a signal collector (50) comprising a detector (40) for receiving the optical signal (60) form the collector (50) and a signal...
US20080175603 Optical receiver for visible light communication and light communication system using the same  
An optical receiver for visible light communication includes a lens system for converging visible light for light communication and an optical filter for passing converged visible light to the...
US20060222377 Optical receiver corresponding to differential M-phase shift keying system  
A small size and low cost optical receiving apparatus, which can stably demodulate the signal, lights in accordance with the differential M-phase shift keying (DMPSK) system. An optical receiving...
US20090097867 OPTICAL RECEIVER USING MACH-ZEHNDER INTERFEROMETER  
The present invention relates to an optical receiver, in which the transmittance of a Mach-Zehnder interferometer can be locked at a normal operation point in a simple structure and control. A...
US20120099872 OPTICAL COMMUNICATION MODULE  
Plural conductive plates extend from a transparent containing unit containing the photoelectric conversion device, plural electrical circuit components are connected to the conductive plate, and...
US20090274467 Free-space Photonic Connection Using Wavelength Division Multiplexing And Optical Antenna  
An interconnect system has an optical transmitter mounted on a first circuit board and an optical receiver mounted on a second circuit board. The optical receiver can be nominally aligned to...
US20090238568 Optical Shaping for Amplification in a Semiconductor Optical Amplifier  
The present invention provides a system, apparatus, and method for efficient optical amplification and transmission of a data-encoded optical signal within a networking device, such as a...
US20080050128 Remote control receiver and electronic equipment including the same  
At least a plurality of light-receiving regions for receiving remote control signals, respectively, in a form of incident light and performing photoelectric conversion of the signals are provided...
US20070183793 Device and method for detecting received optical power in optical communication network  
A device and a method for detecting received optical power in an optical communication network, the device mainly including: an optical splitter for separating a part from an uplink optical signal...
US20080219680 OPTICAL RECEIVING APPARATUS AND BALANCE ADJUSTMENT METHOD  
Disclosed is a optical receiving apparatus including a balanced receiver comprising first and second light receiving elements which receive respective optical signals from first and second ports of...
US20100054761 Monolithic coherent optical detectors  
An optical receiver has a monolithically integrated electrical and optical circuit that includes a substrate with a planar surface. Along the planar surface, the monolithically integrated...
US20080056734 Radio frequency transmitter with on-chip photodiode array  
A radio transmitter integrated circuit includes a photodiode array circuit, a digital conversion module, a transmit baseband processing module, an analog conversion module, an up-conversion module,...
US20120076509 RECEIVER CHIP AND METHOD FOR ON-CHIP MULTI-NODE VISIBLE LIGHT COMMUNICATION  
A receiver chip, system and method for on-chip multi-node visible light communication, the receiver chip comprising: an array of receiver cells comprising an array of photodetectors, each receiver...
US20090324248 ILLUMINATION LIGHT RECEIVER AND ILLUMINATION LIGHT COMMUNICATIONS SYSTEM  
An illumination light receiver includes: a wavelength separation mechanism separating visible light containing optical signal data distributed among wavelengths corresponding to three primary...
US20100284702 Optical Receivers with Controllable Transfer Function Bandwidth and Gain Imbalance  
Techniques, devices and systems based on optical receivers with controllable transfer function bandwidth and gain imbalance.
US20050175362 Optical spectrometer and method  
An optical apparatus and associated method(s) that utilize zeroth-order feedback to provide precise positional information about optical components comprising the optical apparatus.
US20080232824 Optical Receiver Scheme with All-Optical Decision Element  
A receiver scheme (10) for optical signals in Return-to-zero (RZ) systems comprises a conventional receiver (11) at the input of which is placed an all-optical decision element (12) realized with...
US20080165310 INFRARED SIGNAL RECEIVER, LIQUID CRYSTAL DISPLAY AND OPTICAL ELEMENT  
There is provided an infrared signal receiver which includes a photo-detector unit receiving light in a predetermined infrared wavelength region, sent from a remote operating unit; and an optical...
US20110129236 OPTICAL DEVICE, OPTICAL HYBRID CIRCUIT, AND OPTICAL RECEIVER  
According to aspects of embodiments, an optical device includes a first coupler configured to split an optical signal; a second coupler configured to cause optical signals to interfere with each...
US20080069574 Optical communication module and electronic equipment  
An inventive optical communication module includes a substrate, a light receiving element disposed on one surface of the substrate for receiving light emitted from a transmission-side optical...
US20070177885 Optical receiver  
An optical divider divides an optical input signal into a plurality of paths. A plurality of optical-to-electrical converters respectively converts the divided optical input signals into electrical...
US20060067714 Bit detector having partitioned photo detector  
The present invention relates to a bit detector for detecting the bit values of bits of a channel data stream stored on a record carrier, wherein the channel data stream comprises a channel strip...
US20080050126 SELECTING OPTICAL WAVES  
A control module is configured to receive one or more input signals. An optical selection network includes a plurality of optical input ports configured to receive respective optical waves at an...
US20100158542 Detector module  
A detector module for the reception of optical signals (SE) including a module housing having at least one electrical and at least one optical bushing, at least one electrical assembly connected to...
US20080050127 DUAL BEAM SPLITTER OPTICAL MICRO-COMPONENTS AND SYSTEMS AND METHODS EMPLOYING SAME  
A micro-optic dual beam-splitter assembly comprises at least two beam-splitter optical filters and at least one photoreceptor. Each of the beam-splitter optical filters comprises an optical...
US20100303476 MONOLITHIC WIDELY-TUNABLE COHERENT RECEIVER  
Various embodiments of a coherent receiver including a widely tunable local oscillator laser are described herein. In some embodiments, the coherent receiver can be integrated with waveguides,...
US20100135677 Temperature Controlled Interferometer For Phase Demodulation  
An interferometer includes an optical beam splitter that splits an input optical signal into a first optical signal propagating in a first optical path comprising free space and a second optical...
US20080298817 Light Receiving Device  
A light receiving device includes a frame 1, and a light-receiving element 2 placed on one surface side of the frame 1. The other surface of the light-receiving element 2 opposite to the frame 1...
US20070196113 Monolithic optically preamplified coherent photoreceiver arrays  
An array of coherent phototoreceivers is constructed as an imager. Each photoreceiver comprises a local oscillator, a detector (mixer), an optical preamplifier (amplifier) and an electronic...
US20120039618 SELF-ADAPTIVE RECEIVERS NOT REQUIRING FEC FEEDBACK  
Optical communications networks rely on optical receivers to demodulate optical signals and convert the demodulated optical signal into an electrical signal. Optical receivers may be associated...
US20050201763 Optical element wafer and method for manufacturing the same, burn-in apparatus for optical element wafer, and burn-in method for optical element wafer  
To provide an optical element wafer that can lower the cost of a burn-in step for the optical element wafer. An optical element wafer in accordance with the present invention includes a substrate,...
US20080205887 Integrated Wavelength Selectable Photodiode Using Tunable Thin Film Filters  
An integrated wavelength selectable photodiode includes a device package having an input that receives an optical signal. A set-and-hold, thermally tunable thin-film filter is positioned in the...
US20090238582 Optical receiver  
In an optical receiver, a light receiving element receives the optical packet signals and converts the optical packet signals to electrical signals. A bias voltage supply section supplies bias...
US20090028579 FIBER OPTIC LINK HAVING AN INTEGRATED LASER AND PHOTODETECTOR CHIP  
A fiber optic communications link is disclosed that can include first and second nodes operably connected by a multi-mode optical fiber and that utilizes two distinct optical wavelengths for...
US20070258722 OPTICAL RECEIVER  
An optical receiver for enhanced optical power sensitivity for optical signal at 10 Gbps includes an optical package and a supporting electrical circuitry. The optical package includes a...
US20100129089 DEMODULATOR AND RECEIVING DEVICE  
A demodulator includes: a splitter that branches a differential phase shift keying optical signal into a first branched optical signal passing through a first optical path and a second branched...
US20100284703 LIGHT RECEIVING CIRCUIT AND SIGNAL PROCESSING METHOD  
A light receiving circuit includes: a 1-bit delay interferometer; two photodiodes; and a demodulating circuit for converting current signals of the photodiodes into voltages to thereby demodulate...
US20100150569 System And Method For Optoelectrical Communication  
A method for upgrading an optoelectrical system includes securing a transmitter to a line card, wherein the line card comprises an optoelectrical connector. It also includes coupling the...
US20120099856 METHOD AND APPARATUS FOR PROVIDING BEAM STEERING OF TERAHERTZ ELECTROMAGNETIC WAVES  
A method and apparatus for establishing a terahertz link using a multi-element lens array that comprises a plurality of active beam steering device are disclosed. For example, the method receives...
US20110110671 Optical Networks  
Improvements in or relating to Optical Networks. The invention relates to improvements in or relating to optical networks, and methods and an apparatus for providing communications services....
US20110008062 METHOD AND APPARATUS FOR COMMUNICATION IN AN ILLUMINATION SYSTEM USING A LIQUID LENS  
A method and apparatus for communicating information content by modulation of light in an illumination system via a liquid lens optically coupled to the illumination system and capable of...
US20100303475 RECEIVER OF MULTIMEDIA DATA  
Disclosed is a multimedia data receiver using an optical cable that can receive multimedia data such as an image, voice and control signal whose media are different from each other through an...
Matches 1 - 46 out of 46