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Multi-band interference optimization

Multi-band interference optimization

Close proximity airborne influenza/pathogen mitigator

Close proximity airborne influenza/pathogen mitigator

Close proximity airborne influenza/pathogen mitigator

Two-dimensional optical beam steering module

Date/App# patent app List of recent Tuna-related patents
12/11/14
20140364078
 Interference rejection in ultra-wideband real time locating systems patent thumbnailInterference rejection in ultra-wideband real time locating systems
Systems, methods, apparatuses, and computer readable media are disclosed for providing interference rejection in ultra-wideband real time locating systems. In one embodiment, an ultra-wideband (uwb) receiver is configured to: receive a composite signal, the composite signal comprising a uwb signal transmitted from within a monitored region and an interference signal transmitted from a source positioned outside the monitored region; filtering at least a first component of the composite signal representing the interference signal with a tunable notch filter to generate a filtered signal; determining an interference level in the filtered signal; and adjust the tunable notch filter to reduce the interference level.
12/11/14
20140364077
 Multi-band interference optimization patent thumbnailMulti-band interference optimization
Rf communications circuitry, which includes a first rf filter structure and control circuitry, is disclosed. The first rf filter structure includes a pair of weakly coupled resonators and a first tunable rf filter.
12/11/14
20140363333
 Close proximity airborne influenza/pathogen mitigator patent thumbnailClose proximity airborne influenza/pathogen mitigator
Close proximity, including conversations at closer than three (3) feet apart, facilitates disease transfer via airborne pathogens. This transfer can be mitigated by the present invention, which is directed towards methods, systems and apparatuses to produce a predictably shaped and minimally intrusive air barrier that may comprise an airborne disinfectant, to divert and or render harmless and to divert and negate close proximity airborne pathogens, such as influenza and severe acute respiratory syndrome, etc., and other airborne particulates transferred from an infected person towards the face of an unfortunate recipient at normal conversational distances apart from each other, and/or to divert and render harmless such airborne particulates..
12/11/14
20140363170
 Two-dimensional optical beam steering module patent thumbnailTwo-dimensional optical beam steering module
An interference-free communication system having a central communication controller (ccc) with a wavelength-tunable light source that emits a tunable wavelength optical data signal, and controls the wavelength-tunable light source by conditioning, modulation and wavelength-tuning, the ccc includes a signal-transparent optical crossconnect and fiber optic network, a pencil-radiating antenna (pra) that is a passive 2-dimensional diffractive module is coupled to the wavelength-tunable light source via the fiber optic network, the crossconnect routes the optical data signal to the pra, the optical data signal is transmitted through a confined optical pencil beam, the pra deflects the pencil beam in 2 angular dimensions as a function of a wavelength of the pencil beam, the deflected pencil beam is disposed for communication with an opto-electronic communication device, and a radio return channel that provides upstream communication from the communication device to the ccc includes a lack-of-connection communication between the communication device and the ccc.. .
12/11/14
20140363128
 Compact, tunable, submersible dry mate n-pin optical connector patent thumbnailCompact, tunable, submersible dry mate n-pin optical connector
A multi-pin connector with a small envelop and low insertion loss capable of operating while submerged is described within. This configuration avoids the tolerance stack up troubles that has plagued other similar designs thereby allowing it to achieve a low insertion loss without the typical cost drivers of tighter tolerances.
12/11/14
20140362892
 Multiple antenna interference rejection in ultra-wideband real time locating systems patent thumbnailMultiple antenna interference rejection in ultra-wideband real time locating systems
Systems, methods, apparatuses, and computer readable media are disclosed for providing interference rejection in ultra-wideband real time locating systems. In one embodiment, an ultra-wideband (uwb) receiver is configured to: receive an interference signal from a source positioned outside a monitored region; receive a composite signal transmitted from a tagged object moving about a playing field within the monitored region, wherein the composite signal comprises a location signal and a component of the interference signal; detect whether the component of the interference signal exceeds a threshold value; and adjust, via a processor, filtering of the composite signal to attenuate the component of the interference signal based on whether the component of the interference signal exceeds the threshold value.
12/11/14
20140362442
 Tunable optical filter patent thumbnailTunable optical filter
Methods, systems, and apparatus for optical fiber communications. One tunable optical filter includes a light inputting assembly and a light receiving assembly; an adjustable cavity length assembly arranged between the light inputting assembly and the light receiving assembly, wherein the adjustable cavity length assembly includes an adjustable length device, a first substrate, and a second substrate, wherein the first substrate and the second substrate are positioned parallel to each other and are fixed at respective ends of the adjustable length device; and a fabry-perot filter arranged in the adjustable cavity length assembly, the fabry-perot filter including a first component which is fixed on the first substrate, and a second component which is fixed on the second substrate, the first component includes a reflecting surface facing the second substrate and the second component includes a reflecting surface facing the first substrate..
12/11/14
20140362331
 Short-wavelength infrared (swir) multi-conjugate liquid crystal tunable filter patent thumbnailShort-wavelength infrared (swir) multi-conjugate liquid crystal tunable filter
A swir hyperspectral imaging filter has serial stages along an optical signal path with angularly distributed birefringent retarders and polarizers. The retarders can include active retarders such as tunable liquid crystal birefringent elements, passive retarders such as fixed retarders, and/or combinations thereof.
12/11/14
20140361852
 Tunable rf filter paths for tunable rf filter structures patent thumbnailTunable rf filter paths for tunable rf filter structures
This disclosure relates generally to radio frequency (rf) filter structures. In one embodiment, an rf filter structure includes a first resonator and a second resonator.
12/11/14
20140361849
 Tunable rf filter based rf communications system patent thumbnailTunable rf filter based rf communications system
Rf communications circuitry, which includes a first rf filter structure, is disclosed. The first rf filter structure includes a first tunable rf filter path and a second tunable rf filter path.
12/11/14
20140361848
Tunable rf filter structure formed by a matrix of weakly coupled resonators
Rf filter structures are disclosed that may have multiple filter paths, which are provided by weakly coupled resonators. The filter paths may be interconnected so that additional filter paths may be realized between input and output terminals of the rf filter structures.
12/11/14
20140361846
Communication device and control method thereof
A communication device is provided in the present invention. The communication device comprises an oscillation signal source, a tunable capacitor array, a frame counter; and a control module.
12/11/14
20140360973
Superparamagnetic colloids with enhanced charge stability for high quality magnetically tunable photonic structures
A method of stabilizing electromagnetically charged particles, which includes coating electromagnetically charged particles with a protective layer; and etching the protective layer to produce a porous protective layer on the electromagnetically charged.. .
12/04/14
20140358254
Technique for converting a model predictive control (mpc) system into an explicit two-degrees of freedom (2dof) control system
A method includes obtaining a reference tracking performance ratio and a disturbance rejection performance ratio associated with a model predictive control (mpc) controller. The method also includes filtering an output target signal for the controller using a first filter based on the reference tracking performance ratio.
12/04/14
20140357205
Tunable system and method for tuning a system
There is provided a system that includes a tunable amplification module, a coupler, an interface module; a detector that is arranged to output an impedance indicative signal and a power indicative signal; wherein the impedance indicative signal is indicative of an impedance mismatch between an output impedance of the tunable amplification module and an impedance of a radio frequency (rf) antenna as seen by the tunable amplification module, wherein the power indicative signal is indicative of an output power of the tunable amplification module.. .
12/04/14
20140355497
Band grouping combinations for tunable umts multi-band filters
Apparatus, method, and system example embodiments provide an improved rf front end to simultaneously transmit and receive signals for cellular telecommunications. In an example embodiment, an apparatus comprises a tunable duplexer selectively connected to an antenna, configured to transmit and receive radio frequency communication signals in a group of at least two bands; and a tunable transmit filter in the duplexer, capable of being tuned to have an inductance value approximately matching at least two inductance values corresponding respectively to pass the at least two bands in the group, each of the at least two bands in the group having a positive duplex offset and each of the at least two inductance values that correspond respectively to the at least two bands in the group, having an inductance value that approximately matches the inductance values corresponding respectively to the other bands in the group..
12/04/14
20140355331
Multi-level memory cell with continuously tunable switching
The present disclosure provides a data storage device that includes multi-level memory cells. The data storage device may include circuitry configured to write data to the multi-level memory cell.
12/04/14
20140354999
Ultracompact fabry-perot array for ultracompact hyperspectral imaging
Techniques for hyperspectral imaging, including a device for hyperspectral imaging including at least one tunable interferometer including a thin layer of material disposed between two or more broadband mirrors. Electrodes placed on either side of the tunable interferometer can be coupled to a voltage control circuit, and upon application of a voltage across the tunable interferometer, the distance between the mirrors can be modulated by physically altering the dimensions of the thin layer of material, which can uniformly load the broadband mirrors.
12/04/14
20140354996
Tunable electro-optic filter stack
A holographic polymer dispersed liquid crystal (hpdlc) tunable filter exhibits switching times of no more than 20 microseconds. The hpdlc tunable filter can be utilized in a variety of applications.
12/04/14
20140354512
Tunable filter device
A tunable filter device includes a first tunable filter with a first pass band, and a second tunable filter connected to the first tunable filter and having a second pass band located within the first pass band and a band width narrower than the band width of the first pass band. The second tunable filter includes a local oscillator that generates a predetermined frequency signal, a mixer that outputs a sum of and a difference between an output signal of the first tunable filter and the predetermined frequency signal output from the local oscillator, and an if tunable filter connected to the mixer..
12/04/14
20140354495
Tunable multiband wan antenna for global applications
An electronic device includes an antenna for a transceiver to operate in a plurality of frequencies. The antenna includes a first portion that is coupled to an elongate element and is configured to enable the transceiver to operate in a first low-band frequency and a first high-band frequency.
12/04/14
20140354370
Signal handling apparatus for radio frequency circuits
A signal handler providing high linearity in a small size, applicable across wide operating frequencies and bandwidths, while also adapted to preferred integrated circuit (ic) and printed circuit board technologies. In one implementation, a signal handling apparatus includes an input impedance transformer for receiving an input signal and matching an internal apparatus impedance, a splitter for providing n split signals, a number of signal processing circuits for processing the n split signals, a combiner for combining the n split signals into a combined signal, and output impedance transformer for receiving the combined signal and for matching the internal apparatus impedance to an output impedance of the apparatus.
12/04/14
20140354299
System and method for a nondestructive on-line testing of samples
An mri-free non-destructive on-line system for detecting a presence of a material in a sample. The system includes: a flow conduit encompassed by a tunable rf coil and having an input duct and an output duct; a flow of the sample through the flow conduit; a signal detector that detects frequency-dependent output signals as a function of a frequency variation of the rf tunable coil within a frequency range of an rf resonant frequency of a standard sample of the substance; and a processing unit..
12/04/14
20140353583
Polarization independent photodetector with high contrast grating and two dimensional period structure
A photodetector is provided with a high contrast grating (hcg) reflector first reflector that has a two dimensional periodic structure. The two dimensional structure is a periodic structure that is a symmetric structure with periodic repeating.
12/04/14
20140353530
Polarization independent dual usage hcg vcsel-detector with high contrast grating and two dimensional period structure
A dual usage hcg vcsel detector is provided with a high contrast grating (hcg) reflector first reflector that has a two dimensional periodic structure. The two dimensional structure is a periodic structure that is a symmetric structure with periodic repeating.
12/04/14
20140353079
Tunable acoustic panel
A tunable acoustic panel that functions as an acoustic diffuser and absorber is disclosed. The acoustic properties of the tunable acoustic panel can be quickly and conveniently modified by moving a handle.
12/04/14
20140352784
Photoluminescence wavelength tunable material and energy harvesting using metal nanoparticle-graphene oxide composite
A photoluminescence wavelength tunable material may include a composite including a graphene oxide layer and metal nanoparticles attached on the graphene oxide layer. By attaching the metal nanoparticles to the graphene oxide, the photoluminescence wavelength (i.e., the color of emitted light) of the graphene oxide may be tuned while maintaining the structure and physical properties of graphene oxide.
12/04/14
20140352382
Magnetically tunable microstructured surfaces
Provided in one embodiment is a dynamically tunable structure including an elastic layer, and a plurality of ferromagnetic micropillars disposed over the elastic layer. The elastic layer may have an elasticity that is greater than an elasticity of the micropillars..
11/27/14
20140351773
Model-based process simulation systems and methods
Systems and methods for process simulation are described. The methods may use a reference model identifying sensitivity of a reference scanner to a set of tunable parameters.
11/27/14
20140348516
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, optical splitters and detectors to form a monolithic optical hetero/homodyne receiver.
11/27/14
20140348187
Laser with full c-band tunability and narrow linewidth
A laser comprises a front mirror (fm), a gain section coupled to the fm, a phase section coupled to the gain section such that the gain section is positioned between the phase section and the fm, and a back mirror (bm) comprising an interferometer and coupled to the phase section such that the phase section is positioned between the bm and the gain section. A method comprises splitting a first light into a second light and a third light, reflecting the second light to form a second reflected light, reflecting the third light to form a third reflected light, and causing the second reflected light and the third reflected light to interfere and combine to form a combined light to narrow a reflectivity peak spectrum width..
11/27/14
20140347365
Bayesian approach for gas concentration reconstruction based on tunable diode laser absorption spectroscopy
Systems and methods construct a 2 dimensional (2d) gas concentration map (image) from data from one or more laser based absorption projection paths. Embodiments use a bayesian approach to construct a 2d gas concentration map of a combustion region cross section plane by modeling the 2d map as a gaussian process (gp).
11/27/14
20140346607
Tuning tensile strain on finfet
A fin field effect transistor (finfet) having a tunable tensile strain and an embodiment method of tuning tensile strain in an integrated circuit are provided. The method includes forming a source/drain region on opposing sides of a gate region in a fin, forming spacers over the fin, the spacers adjacent to the source/drain regions, depositing a dielectric between the spacers; and performing an annealing process to contract the dielectric, the dielectric contraction deforming the spacers, the spacer deformation enlarging the gate region in the fin..
11/27/14
20140346423
Memristor comprising film with comb-like structure of nanocolumns of metal oxide embedded in a metal oxide matrix
Films having a comb-like structure of nanocolumns of sm2o3 embedded in a srtio3 formed spontaneously on a substrate surface by pulsed laser deposition. In an embodiment, the nanocolumns had a width of about 20 nm with spaces between nanocolumns of about 10 nm.
11/27/14
20140345686
High-throughput continuous gas-phase synthesis of nanowires with tunable properties
A method for forming wires, including providing catalytic seed particles suspended in a gas, providing gaseous precursors that comprise constituents of the wires to be formed and growing the wires from the catalytic seed particles. The wires may be grown in a temperature range between 425 and 525 c and may have a pure zincblende structure.
11/20/14
20140342678
Tunable filter front end architecture for non-contiguous carrier aggregation
Front end circuitry for a mobile terminal includes separate receive paths and filtering elements for different portions of each operating band. Accordingly, the filtering elements for each receive path can be designed with a smaller pass-band, thereby reducing the complexity of filtering circuitry in the front end circuitry and improving the efficiency thereof..
11/20/14
20140341874
Dextran-based tissuelette containing platelet-rich plasma lysate for cartilage repair
The invention relates to a dextran-based tissuelette comprising platelet-rich plasma lysate (prpl), which can be used for tissue repair. In particular, the tissuelette of the present invention can be adapted to display properties similar to natural cartilage, while having increased chondrocyte-attraction.
11/20/14
20140341574
Reconfigurable optical access network architectures
An apparatus comprising a first tunable transmitter array comprising a first tunable transmitter and a second tunable transmitter and a cyclic array waveguide grating (awg) wavelength router coupled to the first tunable transmitter array, wherein the cyclic awg wavelength router comprises a plurality of input ports and a plurality of output ports, wherein the cyclic awg wavelength router is configured to receive a first optical signal emitted from a first tunable transmitter via a first input port of the plurality of input ports, receive a second optical signal emitted from a second tunable transmitter via the first input port of the plurality of input ports, and route the first optical signal and the second optical signal to the output ports dependent on one or more wavelengths used to encode the first optical signal and the second optical signal.. .
11/20/14
20140340510
Vision system for vehicle
A vision system for a vehicle includes multiple cameras disposed at a vehicle each having a field of view exterior of the vehicle. A display device is operable to display, for viewing by a driver of the vehicle, at least one of (a) video images captured by at least some of the cameras and (b) a composite image formed from image data captured by at least some of the cameras.
11/20/14
20140340173
Method, system, and apparatus for resonator circuits and modulating resonators
Embodiments of resonator circuits and modulating resonators and are described generally herein. One or more acoustic wave resonators may be coupled in series or parallel to generate tunable filters.
11/20/14
20140340122
Controlling voltage generation and voltage comparison
An integrated circuit has voltage generating circuitry for generating an on-chip voltage from a supply voltage in response to clock pulses. Clock control circuitry controls transmission of the clock pulses to the voltage generating circuitry.
11/20/14
20140339983
Color tunable lighting assembly, a light source and a luminaire
A color tunable lighting assembly (100), a light source and a luminaire are provided. The color tunable lighting assembly (100) comprises a light emitter (110), a luminescent layer (108) and a temperature controlling means (106).
11/20/14
20140338793
Tunable anisotropy of co-based nanocomposites for magnetic field sensing and inductor applications
A method includes producing an amorphous precursor to a nanocomposite, the amorphous precursor comprising a material that is substantially without crystals not exceeding 20% volume fraction; performing devitrification of the amorphous precursor, wherein the devitrification comprises a process of crystallization; forming, based on the devitrification, the nanocomposite with nano-crystals that contains an induced magnetic anisotropy; tuning, based on one or more of composition, temperature, configuration, and magnitude of stress applied during annealing and modification, the magnetic anisotropy of the nanocomposite; and adjusting, based on the tuned magnetic anisotropy, a magnetic permeability of the nanocomposite.. .
11/13/14
20140337470
Method and system for tunable distribution of content
A method and system for tunable distribution of content are disclosed. Preferably, the content comprises digital rights and/or watermark information.
11/13/14
20140336957
Method for calibration-free scanned-wavelength modulation spectroscopy for gas sensing
A method of calibration-free scanned-wavelength modulation spectroscopy (wms) absorption sensing is provided by obtaining absorption lineshape measurements of a gas sample on a sensor using 1/-normalized wms-2/j where an injection current to an injection current-tunable diode laser (tdl) is modulated at a frequency ̂ where a wavelength modulation and an intensity modulation of the tdl are simultaneously generated, extracting using a numerical lock-in program and a low-pass filter appropriate band-width wms-<</ (n=1, 2, . .
11/13/14
20140335160
Biodegradable nanoparticles as novel hemoglobin-based oxygen carriers and methods of using the same
Compositions of matter and methods for making, storing and administering artificial blood substitutes. Artificial blood substitutes may have oxygen carriers that encapsulate an oxygen-binding compound in a polymer vesicle.
11/13/14
20140335159
Biodegradable nanoparticles as novel hemoglobin-based oxygen carriers and methods of using the same
Compositions of matter and methods for making, storing and administering artificial blood substitutes. Artificial blood substitutes may have oxygen carriers that encapsulate an oxygen-binding compound in a polymer vesicle.
11/13/14
20140334362
Tunable diplexer
A tunable diplexer includes a high band port, a low band port, an antenna port, a high pass filter, and a low pass filter. The high pass filter is coupled between the high band port and the antenna port, and is configured to pass signals within a high pass band between the high band port and the antenna port.
11/13/14
20140333986
Optical beam steering for tunable laser applications
Methods for tuning a transmitter to a selected wavelength are disclosed. A transmitter including a laser array comprising a plurality of lasers spatially offset from one another and each having a laser output having a unique wavelength.
11/13/14
20140333875
Fast response optical devices by double liquid crystal cells structure
A phase retarder comprises first and second π-cells or other tunable birefringent devices arranged optically in series. The phase retardation value of the phase retarder is a difference between the phase retardation values of the first and second π-cells.
11/13/14
20140333499
Electronically tunable antenna based on orientation correction and adjustment and electronically tunable antenna system
The present disclosure provides an electronically tunable antenna based on orientation correction and adjustment and an electronically tunable antenna system. The main body of the electronically tunable antenna includes at least one electronically tunable antenna body.
11/13/14
20140333496
Antenna with tunable high band parasitic element
Electronic devices may be provided that include radio-frequency transceiver circuitry and antennas. An antenna may be formed from an antenna resonating element and an antenna ground.
11/13/14
20140333364
Tunable clock distribution 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.
11/13/14
20140332733
Pure metal and ceramic nanofibers
Provided herein are nanofibers and processes of preparing nanofibers. In some instances, the nanofibers are metal and/or ceramic nanofibers.
11/13/14
20140332199
Tunable down-hole stimulation system
Tunable down-hole stimulation systems feature closed-loop control of pumps and tunable down-hole stimulators. Stimulators generate and hydraulically transmit broad vibration spectra tuned for resonance excitation and fracturing of geologic materials adjacent to the wellbore.
11/06/14
20140329472
Antenna environment sensing device
Embodiments relate to a sensing device configured to sense the environment of an antenna in a wireless communications or wireless power transfer device without impacting data signal or transferred power integrity. By incorporating a sensing device in the wireless device that operates outside the data signal operating and operational power transfer frequency(s) of the antenna, send/receive data signal integrity may be retained while sensing the environment of the antenna.
11/06/14
20140329378
Gate electrode with depletion suppression and tunable workfunction
Semiconductor device performance is improved via a gate structure having a tunable effective workfunction and reduced gate depletion effects. According to an example embodiment, the design threshold voltage of a semiconductor device is adjusted in a manner that includes providing a gate having a workfunction that enables operation of the semiconductor device at a selected voltage.
11/06/14
20140328591
Reconfigurable optical transmitter
Embodiments of the invention describe apparatuses, optical systems, and methods for utilizing a dynamically reconfigurable optical transmitter. A laser array outputs a plurality of laser signals (which may further be modulated based on electrical signals), each of the plurality of laser signals having a wavelength, wherein the wavelength of each of the plurality of laser signals is tunable based on other electrical signals.
11/06/14
20140327956
Tunable optical frequency converter based on a doppler vibration mirror
The present invention provides a tunable optical frequency converter based on a doppler vibration mirror, which comprises a laser, a first optical isolator, a circulating frequency shift module. Said circulating frequency shift module is composed of an optical coupler, a doppler vibration mirror, a plane mirror, a first optical circulator, an optical fiber bragg grating, an optical amplifier, a second optical circulator, a tunable filter and a first optical isolator.
11/06/14
20140327891
Lithography projection objective, and a method for correcting image defects of the same
A lithography projection objective for imaging a pattern in an object plane onto a substrate in an image plane. The projection objective comprises a multiplicity of optical elements along an optical axis.
11/06/14
20140327816
Tunable light source system with wavelength measurement for a hyper-spectral imaging system
A tunable light source system with wavelength measurement capability for a hyper-spectral imaging system is disclosed. A method includes reference filtering a portion of a tunable light beam while tuning the center wavelength, detecting with at least one photodetector the reference-filtered tunable light beam and generating therefrom at least one detector signal that varies with the center wavelength, and determining a tunable center wavelength based on the at least one detector signal..
11/06/14
20140327594
Apparatus and method for matching impedance
An apparatus for matching impedance for use in a wireless communication is provided. The apparatus includes a forward path carrying a transmission signal to an antenna.
11/06/14
20140327508
Inductor tunable by a variable magnetic flux density component
An inductor tunable by a variable magnetic flux density component is disclosed. A particular device includes an inductor.
11/06/14
20140327496
Tunable diplexers in three-dimensional (3d) integrated circuits (ic) (3dic) and related components and methods
Tunable diplexers in three-dimensional (3d) integrated circuits (ic) (3dic) are disclosed. In one embodiment, the tunable diplexer may be formed by providing one of either a varactor or a variable inductor in the diplexer.
11/06/14
20140327493
Method and apparatus for adapting a variable impedance network
The present disclosure may include, for example, a tunable capacitor having a decoder for generating a plurality of control signals, and an array of tunable switched capacitors comprising a plurality of fixed capacitors coupled to a plurality of switches. The plurality of switches can be controlled by the plurality of control signals to manage a tunable range of reactance of the array of tunable switched capacitors.
11/06/14
20140327492
Method and apparatus for adapting a variable impedance network
The present disclosure may include, for example, a tunable capacitor having a decoder for generating a plurality of control signals, and an array of tunable switched capacitors comprising a plurality of fixed capacitors coupled to a plurality of switches. The plurality of switches can be controlled by the plurality of control signals to manage a tunable range of reactance of the array of tunable switched capacitors.
11/06/14
20140327361
High colour quality luminaire
A colour tunable lighting module is described which includes at least three solid state lighting emitters (such as light emitting diodes) and at least two wavelength converting elements (such as phosphors). The three solid state lighting emitters are formed of the same semiconductor material system and the light generated by them has dominant wavelengths in the blue-green-orange range of the optical spectrum.


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Tuna topics: Dielectric Constant, Magnetic Field, Transistors, State Machine, Finite State Machine, Tunable Capacitor, Frequency Band

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