Images List Premium Download Classic


Tuna-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).

NEW Programmable multicast switch
Lumentum Operations Llc
March 22, 2018 - N°20180084320

A programmable multicast switch may include a first set of optical ports and a second set of optical ports. The programmable multicast switch may include a plurality of groups of optical devices optically connected in a cascading arrangement. At least one optical device in each of the plurality of groups may be a tunable optical device. Each group may be ...
NEW Enhancing isolation in hybrid-based radio frequency duplexers and multiplexers
Abtum Inc.
March 22, 2018 - N°20180083591

A radio frequency (rf) duplexer may comprise quadrature hybrid couplers and rf filters. The isolation and insertion loss of such rf duplexer, often limited by practical imperfections such as component mismatches and layout asymmetries, may be improved by including capacitors in the rf duplexer. A tunable or reconfigurable rf duplexer with high isolation and low insertion loss, under all desired ...
NEW Independent control of emission wavelength and output power of a semiconductor laser
Apple Inc.
March 22, 2018 - N°20180083421

Methods for driving a tunable laser with integrated tuning elements are disclosed. The methods can include modulating the tuning current and laser injection current such that the laser emission wavelength and output power are independently controllable. In some examples, the tuning current and laser injection current are modulated simultaneously and a wider tuning range can result. In some examples, one ...
NEW Tuna Patent Pack
Download + patent application PDFs
Tuna Patent Applications
Download + Tuna-related PDFs
For professional research & prior art discovery
  • + full patent PDF documents of Tuna-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
NEW Liquid-crystal tunable metasurface for beam steering antennas
March 22, 2018 - N°20180083364

An electronically tunable metasurface whose reflective phase can be electronically reconfigured to allow effective antenna beam steering. First and second double sided substrates define an intermediate region between them containing liquid crystal in a nematic phase. The first substrate has a first microstrip patch array formed on a side thereof that faces the second substrate, the first microstrip patch array ...
NEW Metallic, tunable thin film stress compensation for epitaxial wafers
Ii-vi Optoelectronic Devices, Inc.
March 22, 2018 - N°20180082960

A metallic, stress-tunable thin film structure is applied to the backside of an epitaxial wafer to compensate for stress created by the frontside epitaxial layers. The structure may comprise multiple layers, including a metallic stress compensation layer (“scl”), a metallic adhesive layer and/or a passivation (or solder attach) layer. In other embodiments, the stress compensation ...
NEW Monolithic frequency converter
Institucio Catalana De Recerca I Estudios Avancats
March 22, 2018 - N°20180081256

Tunable monolithic cavity-based frequency converter pumped by a single-frequency laser where cavity resonance(s) are achieved by independently changing the temperatures of different sections of the crystal, including the periodically poled section and one or more adjacent, non-poled regions. Having independent control of the phase matching temperature and the cavity resonance for a down-converted beam increases the efficiency.
NEW Tuna Patent Pack
Download + patent application PDFs
Tuna Patent Applications
Download + Tuna-related PDFs
For professional research & prior art discovery
  • + full patent PDF documents of Tuna-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
NEW Calibration for fabry perot spectral measurements
Trutag Technologies, Inc.
March 22, 2018 - N°20180080825

A system for determining a calibrated spectral measurement includes a tunable fabry-perot etalon, a detector, and a processor. The tunable fabry-perot etalon has a settable gap. The detector measures light intensity transmitted through the tunable fabry-perot etalon. The processor is configured to determine the calibrated spectral measurement. The calibrated spectral measurement is based at least in part on a measurement ...
NEW Fan vibration damping devices, systems and/or methods
Fortinet, Inc.
March 22, 2018 - N°20180080479

Vibration damping devices and methods utilizing the same for damping vibrations in a fan. A vibration damping device for a fan, the fan having an inlet side of a frame and an exhaust side of the frame and the frame retains a fan mechanism. The vibration damping device includes a mass mt which may include either: a block with a ...
NEW Thermally enhanced glass manufacturing apparatus and method
Corning Incorporated
March 22, 2018 - N°20180079675

A glass forming apparatus and method include a cooling mechanism in a wall of the apparatus that enhances radiation heat transfer between the glass and the wall of the apparatus and is tunable in both the vertical and horizontal directions. The apparatus and method also include a heating mechanism that affects radiation heat transfer between the glass and the wall ...
Polar transmitter with tunable matching network
Huawei Technologies Co., Ltd.
March 15, 2018 - N°20180076999

A polar transmitter includes an amplitude path comprising an amplitude signal that corresponds to an amplitude of a vector sum of an in-phase input signal and a quadrature input signal; a phase path comprising a phase modulator configured to phase-modulate a phase signal that corresponds to the phase of the vector sum of the in-phase input signal and the quadrature ...
Systems and methods for parallelizing and pipelining a tunable blind source separation filter
Hrl Laboratories
March 15, 2018 - N°20180076835

A method of processing a plurality of time-varying signals received at a sensor communicatively coupled to a signal data processor to identify at least one parameter of at least one of the plurality of time-varying signals is provided. The method includes receiving, at a plurality of blind source separation (bss) modules of the signal data processor, signals derived from the ...
Accurate, finely tunable electronic delay generation with high process variation tolerance
California Institute Of Technology
March 15, 2018 - N°20180076820

A delay generation circuit includes a modulator and a delay-locked loop. The delay-locked loop includes a delay line configured to be responsive to a phase difference between a first clock signal and one of a multitude of output signals of the delay line. The delay generation circuit is configured to select one of the multitude of output signals of the ...
Fluidic assembly using tunable suspension flow
Sharp Laboratories Of America, Inc.
March 15, 2018 - N°20180076068

Embodiments are related to systems and methods for fluidic assembly, and more particularly to systems and methods for increasing the efficiency of fluidic assembly.
Tuna Patent Pack
Download + patent application PDFs
Tuna Patent Applications
Download + Tuna-related PDFs
For professional research & prior art discovery
  • + full patent PDF documents of Tuna-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Wavelength locking filter
March 15, 2018 - N°20180074350

An optical system can automatically lock an adjustable spectral filter to a first wavelength of an incoming light signal, and can automatically filter an additional incoming light signal at the first wavelength. A tunable filter can have a filtering spectrum with an adjustable peak wavelength and increasing attenuation at wavelengths away from the adjustable peak wavelength. The tunable filter can ...
Lighting device, lighting system and use thereof
Philips Lighting Holding B.v.
March 15, 2018 - N°20180073712

A lighting device comprising a light source being configured to generate source light of a white light emission spectrum having a color correlated temperature (cct) in a range of 2500-20000k and comprising a control unit being configured to control a lighting element for tuning of the source light with respect to a ratio between a first emission peak in ...
Ferroelectric nanocomposite based dielectric inks for reconfigurable rf and microwave applications
University Of Massachusetts
March 15, 2018 - N°20180072901

A novel ferroelectric ink comprising multiphase barium strontium titanate (bst) in a polymer composite is described. The ink can be employed using direct-ink writing techniques to print high dielectric constant, low loss, and electrostatically-tunable dielectrics on substrates. The substrates can be flexible such as plastics or rigid, such as substrates comprising semiconductor materials or ceramics and the like. The dielectric ...
System and method for tunable patterning and assembly of particles via acoustophoresis
The Regents Of The University Of California
March 15, 2018 - N°20180071981

A method of ordering particles suspended in a solution includes providing anisotropic particles suspended in a solution to a channel, wherein the anisotropic particles are unordered when entering the channel. The method further includes applying sound waves to the channel, wherein the frequency of the sound wave is tuned to create one or more columns of particles oriented in the ...
Photoluminescent hydrogel
New Jersey Institute Of Technology
March 15, 2018 - N°20180071409

Shown and described is a composition and a method to prepare a dopant-free photoluminescent hydrogel with synthetic polymers are disclosed. The hydrogel can be synthesized in one embodiment by incorporating an amino acid to a citric acid based polyester oligomer followed by multiple cros slinking group functionalization through a transesterification reaction using an enzyme such as candida antarctica lipase b (...
Skin lightening compositions
Mary Kay Inc.
March 15, 2018 - N°20180071203

Disclosed are compositions and methods for their use that include a combination of leontopodium alpinum extract, halidrys siliquosa extract, vegetable amino acids, niacinamide, hexylresorcinol, pinus pinaster extract, betula alba extract, albizia julibrissin bark extract, hydrolyzed candida saitoana extract, lentinus edodes mycelium extract, and/or opuntia tuna fruit extract.
Method for controlling a tunable white fixture using a single handle
Abl Ip Holding Llc
March 08, 2018 - N°20180070420

A system allows a light fixture to have a wider range of color temperatures (cct) while limiting the warmest temperature reached at full intensity. The cct of the light output may be controlled independently of intensity across a certain range of cct and dependent on intensity across another range. In an implementation, both intensity and cct may be adjusted from ...
Positive logic digitally tunable capacitor
Peregrine Semiconductor Corporation
March 08, 2018 - N°20180069530

Methods and devices providing positive logic biasing schemes for use in a digitally tuning capacitor in an integrated circuit device are described. The described methods can be used in integrated circuits with stringent requirements in terms of switching time, power handling, noise sensitivity and power consumption. The described devices include dc blocking capacitors arranged in series with stacked switches coupled ...