|| List of recent Tuna-related patents
| Methods and tuning circuit components of a communication device|
A system that incorporates teachings of the subject disclosure may include, for example, a process that assigns a respective priority level to each of a number of tuning algorithms controlling different tunable elements of a communication device. A first tuning algorithm is executed according to a first priority level assigned to the first tuning algorithm.
| Nanoporous electrodes and related devices and methods|
High surface area electrodes formed using sol-gel derived monoliths as electrode substrates or electrode templates, and methods for making high surface area electrodes are described. The high surface area electrodes may have tunable pore sizes and well-controlled pore size distributions.
Nanotune Technologies Corp.
| Flexible grid twdm-pon architecture and intelligent set-up for twdm-pon|
An approach to proving a flexible grid architecture for time and wavelength division multiplexed passive optical networks is described. One embodiment includes an optical transmitter array configured to transmit an optical signal, an optical combiner coupled to the optical transmitter array configured to receive unlocked wavelengths from the optical transmitter array and output a single optical signal, and an optical amplifier coupled to the optical combiner configured to boost downstream optical power.
Futurewei Technologies, Inc.
| Method and system for hybrid integration of a tunable laser|
A cable television transmitter includes a substrate including a silicon material, control electronics disposed in the substrate, and a gain medium coupled to the substrate. The gain medium includes a compound semiconductor material.
Skorpios Technologies, Inc.
| Hybrid metallization on plastic for a light emitting diode (led) lighting system|
Provided is a multi-layer reflective coating for application to a lighting housing assembly, including a polymer substrate adjacent a polymer base coat layer applied to the lighting housing. Atop the polymer base coat layer is an aluminum adhesion layer, followed by a diffusive barrier layer, and a silver reflective layer.
Ge Lighting Solutions Llc
| Spectroscopic measurement apparatus and spectroscopic measurement method|
A spectroscopic measurement apparatus includes a wavelength tunable interference filter that selects light of a predetermined wavelength from incident light, allows the selected light to exit, and is capable of changing the wavelength of the light that is allowed to exit, a light dividing element that divides the exiting light having exited out of the wavelength tunable interference filter into a plurality of light fluxes, and a first light receiving device and a second light receiving device that are provided in correspondence with the plurality of divided light fluxes divided by the light dividing element and have sensitivities different from each other.. .
Seiko Epson Corporation
| Tunable light-guide image processor for multi-dimensional imaging|
A method of adjusting a resolution of a multidimensional imaging system includes taking a first hyperspectral snapshot by the multidimensional imaging system comprising a light processor comprising a plurality of optical fibers having a first end with an input spacing and a second end with an adjustable output spacing; adjusting the adjustable output spacing of the light processor to a new output spacing; and taking a second hyperspectral snapshot after adjusting the adjustable spacing of the multidimensional imagining system.. .
William Marsh Rice University
| Measuring apparatus comprising an interferometer and an absorption medium defining a dense line spectrum|
Measuring apparatus comprising a tunable laser diode for generating a mono mode measurement radiation, said laser diode being designed as a laser beam source in such a way that an emission wavelength of the measurement radiation is variable within a wavelength range by means of the variation of a tuning parameter, comprising an absorption medium defining absorption lines within the wavelength range, comprising a memory having a line atlas for the absorption medium, comprising a detector for determining an absorptivity and comprising a control and evaluation unit for regulating the emission wavelength by means of the at least one tuning parameter in a manner dependent on the absorptivity determined in such a way that the emission wavelength remains stable.. .
Leica Geosystems Ag
| Electro-optical liquid crystal device|
A liquid crystal (lc) lens comprises a first substrate, a first electrode structure, an electrically tunable lc layer structure, a second substrate and a second electrode structure, wherein the electrically tunable lc layer structure is arranged between the first substrate and the second substrate. The electrically tunable lc layer structure includes at least two lc layers stacked on top of one another, and each lc layer further includes at least one lc unit.
Ligxtal Technology Inc.
| Methods and devices for testing segmented electronic assemblies|
Methods and devices are disclosed for testing an electronic assembly comprising a number of segments. In one embodiment, a scalable periphery amplifier may comprise a number of amplifier segments.
Peregrine Semiconductor Corporation
Magnetoresistance sensor with perpendicular anisotropy
A nanoscale tunnel magneto-resistance (tmr) sensor comprising an in-plane-magnetized reference layer and a free layer comprising interfacial perpendicular anisotropy, wherein the free layer comprises a sensing layer for sensing resistance as a function of applied magnetic field and is tunable to vary the direction of the sensing layer magnetization to be in-plane, canted, or out-of-plane.. .
The Regents Of The University Of California
High rectifying ratio diode
Devices and methods for forming a device are disclosed. The device includes a substrate and a selector diode disposed over the substrate.
Globalfoundries Singapore Pte. Ltd.
One-step processing of hydrogels for mechanically robust and chemically desired features
The application of a highly controlled, micron-sized, branched, porous architecture to enhance the handling properties and degradation rate of hydrogels is described in the instant invention. A previously described pattern created through one-step nucleated crystallization in a hydrogel film creates tunable mechanical properties and/or chemical stability for use in tissue engineering applications.
Compositions and methods for treating clostridium infection and preventing recurrence of infection
C. Difficile infection (cdi) is the most common cause of antibiotic-associated diarrhea.
Tunable rf n-path filter
Methods and apparatus, including computer program products, are provided for tunable filters. In one aspect there is provided an apparatus.
Chemical mechanical polishing slurry compositions and method using the same for copper and through-silicon via applications
Provided are novel chemical mechanical polishing (cmp) slurry compositions for polishing copper substrates and method of using the cmp compositions. The cmp slurry compositions deliver superior planarization with high and tunable removal rates and low defects when polishing bulk copper layers of the nanostructures of ic chips.
Stimuli responsive polyester amide particles
A composition including a solution suitable for introduction into a blood vessel comprising particles including a treatment agent and a tunable stimuli-responsive polymer. A method including introducing a delivery device into a blood vessel; and introducing a solution into the blood vessel, the solution including particles comprising a treatment agent and a tunable stimuli-responsive polymer.
Advanced optical modulation generation by combining orthogonal polarized optical signals
Disclosed are adaptive structures and methods for generating advanced modulation formats using multiple levels such as pam-4, pam-8 as well as regular ook or pm ook formats. Structures and methods disclosed include an unequal power splitter that may exhibit a fixed or tunable splitting ratio such that adaptive format(s) may be generated..
Integrated laser and fabrication thereof
There is provided an integrated laser. The integrated laser includes a semiconductor waveguide having a first section, a second section and a third section.
Tunable vibration dampers
In one aspect, a tunable vibration damper may include a housing and a damper stack disposed within the housing. The damper stack may be formed from a viscoelastic material and may have a vertical stiffness and a horizontal stiffness.
Adaptive filter response systems and methods
The present subject matter relates to systems, devices, and methods for adaptively tuning antenna elements and/or associated filter elements to support multiple frequency bands. For example, a tunable filter having an input node and an output node can be selectively tunable to define one or more pass bands associated with one or more first signal bands and one or more reject bands associated with one or more second signal bands.
Systems and methods for calibrating a tunable component
Systems, devices, and methods for adjusting tuning settings of tunable components, such as tunable capacitors, can be configured for calibrating a tunable component. Specifically, the systems, devices and methods can measure a device response for one or more inputs to a tunable component, store a calibration code in a non-volatile memory that characterizes the device response of the tunable component, and adjust a tuning setting of the tunable component based on the calibration code to achieve a desired response of the tunable component..
Tunable femtosecond laser-pulse source including a super-continuum generator
A mode-locked fiber mopa delivers pulses of laser-radiation. A super-continuum generator including a bulk spectral-broadening element and a negative group-delay dispersion (ngdd) device is arranged to receive a pulse from the mopa and cause the pulse to make a predetermined number of sequential interactions with the broadening element and the ngdd device.
System and printing tunable antennas
The present invention is a method and system for using a 3d printer for printing various tunable antennas. In one embodiment, and exponent antenna is created by printing a board using a 3d printer in combination with vacuum metallization to create the antenna and provide engineered break points for adjusting the printed antenna for the most effective gain.
Transistor and tunable inductance
According to a first aspect embodiments provide a transistor including at least one gate region between at least one drain region and at least one source region, wherein a ratio between a width of the gate region and a length of the gate region exceeds 300.. .
Tunable guard ring for improved circuit isolation
A tunable guard ring for improved circuit isolation is disclosed. In an exemplary embodiment, an apparatus includes a closed loop guard ring formed on an integrated circuit and magnetically coupled by a selected coupling factor to a first inductor formed on the integrated circuit.
Strain tunable light emitting diodes with germanium p-i-n heterojunctions
Tunable p-i-n diodes comprising ge heterojunction structures are provided. Also provided are methods for making and using the tunable p-i-n diodes.
Pneumatic system and process for fracturing rock in geological formations
A tunable pneumatic fracturing system and process useable in some instances to extract oil and gas. Some embodiments provide a pneumatic fracturing tool with an elongated body that (a) contains (i) a propellant supply source intermediate opposed propellant gas discharge assemblies, (ii) a control system, and (iii) a communications port, and (b) has roller assemblies at opposed ends of the body.
Automatic door with emergency rescue system
Automatic doors have become commonplace in hospitals or retirement homes to facilitate entry into auxiliary rooms, such as bathrooms. Unfortunately, when a patient becomes incapacitated inside the bathroom, the door often becomes obstructed by the patient, making entry into the bathroom through the door impossible without further injuring the patient.
Reduction of implant infection via tunable stimulation of localized adaptive immune response
Compositions, implantation devices and methods for stimulating an immune response to infection are discussed. In some examples, the compositions, implantation devices or methods of regulating the amplification of an adaptive immune response to infection involves use of one or more particles locally at a surgical or implant site to control bacterial infections without detrimental systemic side-effects.
Controlled retention and removal of biomaterials and microbes
A system for removing microbes from a surface, where the microbes are retained by a film, or a film that can prevent microbes from attaching on a surface are described, where the film is electrically connected to a voltage source via surface electrodes. The film can include a tunable dielectric material, and the dielectric constant of the dielectric material can be adjusted to alter the attachment of microbes on the surface when the surface is contacted by the dielectric material.
Kimberly-clark Worldwide, Inc.
Method for measuring wavelength channel tuning time of tunable device in optical network, and system thereof
A method for measuring a wavelength channel tuning time by using an optical filter that converts a change of an output wavelength of a tunable device into an optical intensity change, and a system thereof. The system for measuring a wavelength channel tuning time includes: an optical filter set configured to convert a wavelength change of an optical tunable device into an optical output intensity change; at least one or more optical electric converters configured to convert the optical output intensity change output by the optical filter set into an electric signal; and a controller configured to generate a wavelength change command applied to the tunable device, so as to calculate a wavelength channel tuning time of the tunable device by using the wavelength change command and the electric signal output by the optical electric converter..
Electronics And Telecommunications Research Institute
Tunable rf filter device using optical waveguide paths with splitter and combiner pairs and related methods
A tunable radio frequency (rf) filter device includes a tunable optical source generating an optical carrier signal, and a modulator coupled to the tunable optical source and modulating the optical carrier signal with an rf input signal. The tunable rf filter device may include first and second optical waveguide paths coupled to the modulator and having first and second dispersion slopes of opposite sign from each other, one or more of the first and second optical waveguide paths comprising an optical splitter and combiner pair therein, and an optical-to-electrical converter coupled to the first and second optical waveguide paths and generating an rf output signal with a frequency notch therein based upon the tunable optical source..
Methods for tuning an adaptive impedance matching network with a look-up table
Methods for generating a look-up table relating a plurality of complex reflection coefficients to a plurality of matched states for a tunable matching network. Typical steps include measuring a plurality of complex reflection coefficients resulting from a plurality of impedance loads while the tunable matching network is in a predetermined state, determining a plurality of matched states for the plurality of impedance loads, with a matched state determined for each of the plurality of impedance loads and providing the determined matched states as a look-up table.
Tunable resonator device and making same
Techniques and mechanisms for providing a tunable rf resonator device. In an embodiment, a patterned layer of an adhesive material is disposed on a side of a panel comprising a substrate and a metal layer.
Self-calibrating mobile indoor location estimations, systems and methods
A system for estimating a device's location is presented. Disclosed systems utilize a known digital map of an area to determine when a device's location violates one or more forbidden zones.
Nant Holdings Ip, Llc
Acoustically responsive particles
Acoustically responsive particles and methods are provided for their use. Methods are provided for making and using tunable, monodisperse acoustically responsive particles and negative contrast acoustic particles, wherein the particles can contain a functional group available for covalent modification..
Tuning toner gloss with bio-based stabilizers
The disclosure describes a process to produce toner with tunable gloss levels comprising a stabilizer to freeze particle growth following aggregation, where the stabilizer does not chelate metal ions.. .
Tunable wavelength filter with embedded metal temperature sensor and its application to external-cavity type tunable wavelength laser
Provided are a tunable wavelength filter with an embedded metal temperature sensor and an external-cavity type tunable wavelength laser module. In detail, the tunable wavelength filter with an embedded metal temperature sensor and the external-cavity type tunable wavelength laser module achieve wavelength stability by forming a metal temperature sensor using a resistance change of a metal thin film according to temperature on a point on an isothermal layer having the same temperature distribution as the optical waveguide during a process for fabricating the optical waveguide with polymer to accurately measure a temperature of an optical waveguide..
Method for controlling wavelength tunable laser
A method for controlling a wavelength tunable laser is disclosed, wherein a temperature of an optical waveguide is used in the wavelength tunable laser as a driving condition. The method comprises: acquiring a first driving condition from a memory, the wavelength tunable laser being operable to emit light of a first wavelength in the first driving condition; calculating a second driving condition using the first driving condition and a wavelength difference between the first wavelength and a second wavelength different from the first wavelength, the wavelength tunable laser being operable to emit light of the second wavelength in the second driving condition, the second driving condition being calculated under a condition that a temperature of the optical waveguide is always lower than a temperature of the optical waveguide represented by the first driving condition; and driving the wavelength tunable laser based on the second driving condition..
Sumitomo Electric Device Innovations, Inc.
Method for controlling wavelength tunable laser
A method for controlling a wavelength tunable laser is disclosed. The method comprises the steps of: calculating a lasing wavelength from two or more kinds of parameters, the parameters designating the target lasing wavelength; acquiring a driving condition from a memory, the wavelength tunable laser being operable to generate a laser beam of a first wavelength in the driving condition; and calculating another driving condition from the driving condition thus acquired and a wavelength difference between the first wavelength and a second wavelength, the second wavelength corresponding to the lasing wavelength, the wavelength tunable laser being operable to generate a laser beam of the second wavelength in the another driving condition, the wavelength tunable laser being driven in the another driving condition..
Sumitomo Electric Device Innovations, Inc.
Method for testing tunable wavelength laser device and tunable wavelength laser device
A method for testing a tunable wavelength laser device, which can suppress any error of light transmission characteristics of an etalon, and a tunable wavelength laser device are provided. The method for testing a tunable wavelength laser device is a method for testing a tunable wavelength laser device including a tunable wavelength laser and a wavelength sensing unit having an etalon.
Sumitomo Electric Industries, Ltd.
Embodiments of a tunable radio frequency (rf) diplexer and methods of operating the same are disclosed. In one embodiment, the rf diplexer includes a first hybrid coupler, a second hybrid coupler, an rf filter circuit, and a phase inversion component.
Rf Micro Devices, Inc.
Broadband isolation low-loss ism/mb-hb tunable diplexer
Embodiments of a tunable radio frequency (rf) diplexer and methods of duplexing transmission and receive signals are disclosed. In one embodiment, the rf diplexer includes a first hybrid coupler, a second hybrid coupler, and an rf filter circuit, and a phase inversion component.
Rf Micro Devices, Inc.
Frequency tunable laser system
There is provided a frequency tunable laser system comprising a laser, frequency varying means arranged for varying an optical frequency output of the laser, an intensity sensor arranged for receiving light from the laser, and a processor arranged for controlling the frequency varying means for varying the optical frequency output of the laser and receiving an intensity signal from the intensity sensor for monitoring the intensity output of the laser. The frequency tunable laser system further comprises an external reflective surface, in use, fixedly arranged in a light path of the laser beam outside the laser cavity at a predefined distance from the second reflective surface along the light path of the laser beam to reflect part of the emitted laser beam back into the laser cavity.
Nederlandse Organisatie Voor Toegepast- Natuurwetenschappelijk Onderzoek Tno
Wideband electronically tunable cavity filters
An apparatus to filter electromagnetic waves includes a cavity and one or more tuning circuits. The cavity is configured to receive the electromagnetic waves and has a resonant frequency.
Futurewei Technologies, Inc.
Motion-control system for performing different tasks
A motion-control system for moving a mass according to different tasks includes at least one controllable actuator for performing the different tasks and an input module for receiving a specific task to perform. The system also includes a controller for controlling a performance of the specific task by the controllable actuator according to a specific control law and a tunable actuator having a tunable parameter of mechanical response, wherein the tunable actuator is mechanically arranged in the system, such that different values of the tunable parameter change dynamics of the system.
Mitsubishi Electric Research Laboratories, Inc.
Composite blade module and cutting means using the same
The present invention provides a composite blade module and cutting means using the same. The composite blade module comprises a blade and at least one elastic layer.
Chan Li Machinery Co., Ltd.
Low-loss tunable radio frequency filter
A method of constructing an rf filter comprises designing an rf filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band.
Voice quality enhancement techniques, speech recognition techniques, and related systems
An echo canceller can be arranged to receive an input signal and to receive a reference signal. The echo canceller can subtract a linear component of the reference signal from the input signal.
Universal adiabatic quantum computing with superconducting qubits
A quantum processor is operable as a universal adiabatic quantum computing system. The quantum processor includes physical qubits, with at least a first and second communicative coupling available between pairs of qubits via an in-situ tunable superconducting capacitive coupler and an in-situ tunable superconducting inductive coupler, respectively.
D-wave Systems Inc.
Dynamically tunable heterogeneous latencies in switch or router chips
A device with dynamically tunable heterogeneous latencies includes an input port configured to receive a packet via a network, and a processing module configured to determine multiple values corresponding to a number of qualifying parameters associated with the packet. The processing module may use the values to generate a selector value and may allocate a latency mode to the packet based on the selector value..
True-spectroscopic dual mode high resolution full-field optical coherence tomography using liquid crystal devices
The invention is a system and method for obtaining interference and optical coherence tomography images from an object. The system comprises a wideband source, an optical mask for extending the depth of field, a a liquid crystal tunable filter and a phase modulator all of which are uniquely integrated in a linnik interferometer microscope.
Ben-gurion University Of The Negev Research And Development Authority
Swept source oct system and method with phase-locked detection
A swept source oct system and related method are disclosed. The system comprises a control device for operating a tunable light source in response to an electronic sweep control signal such that the tunable light source carries out wave length sweeps with a repetition rate fsweep, which depends on the frequency of the sweep control signal.
Ludwig Maximilians Universität
In-furnace retro-reflectors with steerable tunable diode laser absorption spectrometer
A method of monitoring combustion properties in an interior of a furnace is described. A beam of light is projected through a pitch optic including a pitch collimating lens residing outside the boiler interior.
Zolo Technologies, Inc.
Antenna circuit and a optimisation thereof
An antenna circuit is having an impedance circuit which can cancel signal leakage from the input port into the isolation port of a directional coupler. The antenna circuit further comprises a second impedance circuit for optimising power transfer from the input port to the output port of the directional coupler.
Hong Kong Applied Science And Technology Research Institute Co. Ltd.
System and a tunable capacitance circuit
A tunable capacitance circuit comprises a plurality of varactor transistors which are coupled in series. An antenna tuner comprises such a tunable capacitance circuit..
Infineon Technologies Ag
Tunable clock system
A memory-like structure composed of variable resistor elements for use in tuning respective branches and leaves of a clock distribution structure, which may be used to compensate for chip-by-chip and/or combinatorial logic path-by-path delay variations, which may be due, for example, to physical variations in deep submicron devices and interconnections, is presented. A single system clocked scan flip-flop with the capability to perform delay test measurements is also presented.
Method and generating a digital signal of tunable frequency and frequency synthesizer employing same
A method for generating a digital signal of tunable frequency may include generating a periodic first analog signal, determining a sign of a first difference between a value of the first analog signal and a first control value to determine sign flips, wherein the first control value is a variable value, and generating the digital signal of tunable frequency on the basis of the determined sign of the first difference, wherein the digital signal of tunable frequency is generated such that a subset of switches of the signal level are coincident with a respective sign flip of the determined sign of the first difference.. .
European Space Agency
Tunable lighting system
A method for providing a light output from a lighting system (100) capable of emitting light within a lighting system color gamut (202) in an x-y color plane, comprising the steps of: receiving (302) a light output target comprising a target color point (210, 219) and a target flux; comparing (304) the target color point with the lighting system color gamut (202); and if the target color point is outside of the color gamut: determining (310) a first approximation color point (212, 220) inside the color gamut based on a minimization of a distance in the x-y color plane between the target color point and the first approximation color point; determining (312) a highest possible flux achievable by the lighting system at the first approximation color point; if the highest possible flux achievable by the lighting system at the first approximation color point is equal to or larger than the target flux, control (309) the lighting system to provide light defined by the first approximation color point and the target flux; and if the highest possible flux achievable by the lighting system at the first approximation color point is lower than the target flux, determining (314) a second approximation color point (214, 222) at which the lighting system is capable of providing the target flux based on a minimization of a distance in the x-y color plane between the first approximation color point and the second approximation color point; and controlling (315) the lighting system to provide light defined by the second approximation color point and the target flux.. .
Koninklijke Philips N.v.
Color-tunable oled lighting device
A color-tunable oled device comprising: a charge-carrying cathode layer and a charge-carrying anode layer disposed parallel to each other; at least a first organic light-emitting unit and a second organic light-emitting unit disposed between the cathode and anode; and at least one charge-generating layer disposed between the cathode and anode, wherein the charge-generating layer is a charge-carrying layer of lesser lateral conductivity than the anode and cathode, and said charge-generating layer is electrically connected without additional circuit elements to another charge-carrying layer and disposed such that at least one organic light-emitting unit is wedged between two directly-connected charge-carrying layers, and at least one organic light-emitting unit is not thusly wedged.. .
A multiferro-heterostructure composition having tunable magnetic coupling at room temperature
A ferromagnetic/ferroelectric heterostructure thin film is disclosed that exhibits significant magneto-electric coupling. The ferromagnetic/ferroelectric heterostructure thin film includes a) a base layer of silicon substrate, b) a first copper layer deposited on the silicon substrate, c) a first iron layer deposited on the copper layer, d) first aluminum layer deposited on the first iron layer, e) a polymer layer exhibiting ferroelectric properties deposited on the first aluminum layer, f) a second aluminum layer deposited on the polymer layer; g) a second iron layer deposited on the second aluminum layer, and h) a second copper layer deposited on the second iron layer..
Rhode Island Board Of Education, State Of Rhode Island And Providence Plantations
Light emitting material and production thereof
A method of synthesizing a hybrid nanomaterial substrate for use in a light emitting structure is provided comprising the steps of: (a) defining one or more light emission characteristics for the light emitting structure; (b) selecting a nanocrystal and a compatible light emitting molecule; and (c) based on the light emission characteristics synthesizing a hybrid nanomaterial substrate by selectively varying the size of the nanocrystals in the substrate, and selectively bonding the light emitting molecules to surfaces of the nanocrystals, thereby synthesizing a nanomaterial structure that is operable to define a single illuminating entity operable upon application of a single excitation energy value to generate light emissions consistent with the light emission characteristics. A novel hybrid nanomaterial is also provided consisting of a nanocrystal-luminescent molecule structure defining a single illuminating entity with light emission affecting structural characteristics that vary across surfaces defined by the nanocrystals based on (a) selective variability of the size of the nanocrystals; and (b) selective variability across the substrate of the concentration of the luminescent molecule bonded to surfaces of the nanocrystals.
Rfid positioning and tracking apparatus and methods
Technologies for rfid positioning and tracking apparatus and methods are disclosed herein. The apparatus and methods disclose a radio-frequency identification positioning system that includes a radio-frequency identification reader and a phased-array antenna coupled to the radio-frequency identification reader.
Matching process controllers for improved matching of process
Described herein are methods and systems for chamber matching in a manufacturing facility. A method may include receiving a first chamber recipe advice for a first chamber and a second chamber recipe advice for a second chamber.
Applied Materials, Inc.
Toner additives for tunable gloss
Toner additives for imparting certain properties to printed images. In particular, toner additives that provide desired tunable gloss levels.
Tunable optical filter, tunable optical component, and multi-wavelength passive optical network system
The present application provides a tunable optical filter, including: a substrate, a tunable filter unit, a temperature control unit, and an enclosure, where: the substrate, the tunable filter unit, and the temperature control unit are placed inside the enclosure, where the enclosure includes a light incidence window and a light emergence window; the substrate is disposed adjacent to the light incidence window or the light emergence window, and configured to support the tunable filter unit; the temperature control unit is disposed on a surface of the tunable filter unit, and configured to adjust a channel wavelength of the tunable filter unit by means of temperature control; and optical paths of the light incidence window, the tunable filter unit and the light emergence window are aligned. The present application further provides an optical receive component, an optical transceiver component, and a multi-wavelength passive optical network system..
Huawei Technologies Co., Ltd.
Burst switching system using optical cross-connect as switch fabric
A switching system includes one or more line card for input processing, forwarding, queuing, and scheduling data, the line card having a tunable laser to select a wavelength according to the packets' destination for a given burst of packets, so that the burst is switched to a desired destination and sent all-optically to a connected interface; an all-optical switch fabric coupled to the line card to perform wavelength switching; and a centralized arbitrator that resolves the contention from different input ports.. .
Nec Laboratories America, Inc.