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Tuna patents

      

This page is updated frequently with new Tuna-related patent applications.




 Chromatic aberration correction in imaging system including variable focal length lens patent thumbnailnew patent Chromatic aberration correction in imaging system including variable focal length lens
An image acquisition system is operated to provide an image that is relatively free of the effect of longitudinal chromatic aberration. The system includes a variable focal length lens (e.g., a tunable acoustic gradient index of refraction lens) that is operated to periodically modulate a focus position.
Mitutoyo Corporation


 Front-end circuit having a tunable filter patent thumbnailnew patent Front-end circuit having a tunable filter
A front-end circuit with a tunable filter is disclosed. In an embodiment, the front end circuit includes a first signal path connected to an antenna connection, a first filter arranged in the first signal path, wherein the first filter is tunable within a first frequency range, and an extra signal path and a first fixed filter arranged therein, wherein the first fixed filter has a passband for an extra frequency band, wherein the first fixed filter is not tunable, and wherein the extra frequency band is arranged outside or inside the first frequency range.
Epcos Ag


 Tunable electronic circuit which converts balanced signals to unbalanced signals patent thumbnailnew patent Tunable electronic circuit which converts balanced signals to unbalanced signals
Balun with tunable bandpass filter characteristic includes first, second and third coupling elements disposed on a substrate. The first and second coupling elements are arranged on the substrate relative to the third coupling element to couple two identical but out of phase signals to form a corresponding unbalanced signal in the third coupling element.
Harris Corporation


 Mechanically tunable superconducting qubit patent thumbnailnew patent Mechanically tunable superconducting qubit
A system for adjusting qubit frequency includes a qubit device having a josephson junction and a shunt capacitor coupled to electrodes of the josephson junction. A cantilevered conductor is separated from the shunt capacitor by a spacing.
International Business Machines Corporation


 Amplifiers including tunable tunnel field effect transistor pseudo resistors and related devices patent thumbnailnew patent Amplifiers including tunable tunnel field effect transistor pseudo resistors and related devices
Neural signal amplifiers include an operational amplifier and a feedback network coupled between an output and an input thereof. The feedback network includes a tunnel field effect transistor (“tfet”) pseudo resistor that exhibits bi-directional conductivity.
Samsung Electronics Co., Ltd.


 Apparatus for manipulating color changing materials in articles of wear patent thumbnailnew patent Apparatus for manipulating color changing materials in articles of wear
Apparatuses for manipulating a color displayed by an article of wear comprising iron oxide colloidal nanocrystals arranged within chains are described, the apparatus includes (a) a magnetic field source, wherein a strength of a magnetic field generated by the magnetic field source is tunable to control the color displayed by the article of wear, and (b) an energy source, wherein energy generated by the energy source is applied to at least some of the chains of nanocrystals to soften materials within the article of wear immediately surrounding the chains of nanocrystals to which the energy is applied.. .
Adidas Ag


 Light guide film control for optically tunable metamaterials patent thumbnailnew patent Light guide film control for optically tunable metamaterials
A metamaterial control device is provided for controlling electromagnetic radiation. The device uses a light-guide film (lgf), with the lgf being capable of receiving light emission along an edge.
United States Of America, As Represented By The Secretary Of The Navy


 Tunable thermostatic materials and methods for preparation and use patent thumbnailnew patent Tunable thermostatic materials and methods for preparation and use
Thermostatic heating or cooling materials and method for making and using the materials are disclosed. The thermostatic materials may be usable as packaging material and may include a mixture of at least two materials which exhibit a liquid crystalline (lc) phase, or mesophase.
Empire Technology Development Llc


 Tunable nanofiber filter media and filter devices patent thumbnailnew patent Tunable nanofiber filter media and filter devices
A tunable nanofiber filter device can include a filter housing defining an interior space, the housing having defined therein and inlet and an outlet, each in fluid communication with the interior space, and a plurality of filter laminas disposed within the interior space, each filter lamina including an upper surface, a lower surface, and an aperture defined therethrough. The plurality of filter laminas can be arranged in a stack wherein the opposing surfaces of adjacent filter laminas define a portion of an interlaminar flow space extending between the opposing surfaces.
Ultra Small Fibers, Llc


 Multiple tunable central cathodes on a paddle for increased medial-lateral and rostral-caudal flexibility via current steering patent thumbnailnew patent Multiple tunable central cathodes on a paddle for increased medial-lateral and rostral-caudal flexibility via current steering
A neurostimulation paddle lead, method of neurostimulation, and neurostimulation system are provided. The neurostimulation paddle lead carries a plurality of electrodes comprising at least four columns of electrodes having a spacing between two inner electrode columns less than a spacing between the inner electrode columns and adjacent outer electrode columns.
Boston Scientific Neuromodulation Corporation


Tunable filter

A tunable filter for dynamically setting a filter center frequency includes a movable member, an upper casing, a lower casing, conductive gaskets, a cavity and a driving unit. The movable member includes a board and lugs.
Universal Microwave Technology, Inc.

Automatic gain control based on signal spectrum sensing

Disclosed herein is a method for automatic gain control based on signal spectrum sensing. Spectral sensing techniques may be employed to detect the presence or absence of interference and also determine a frequency location of the interference and power level estimates of a desired signal.
Signalchip Innovations Private Limited

Enhancing isolation in radio frequency multiplexers

A radio frequency (rf) multiplexer with isolation enhancement includes, for example, circuit networks that may be added to a set of rf filters to enhance the isolation among the ports. In one embodiment, the enhancement network may include rf filters and equalization networks.
Abtum Inc.

Tunable filters, cancellers, and duplexers based on passive mixers

Tunable filters, cancellers, and duplexers based on passive mixers. A tunable delay cell includes passive mixers electrically coupled together for receiving an input signal and outputting a delayed signal, each passive mixer comprising a plurality of mixer switches.
North Carolina State University

All-acoustic duplexers using directional couplers

An all-acoustic filter includes acoustic directional couplers and acoustic filters. In one embodiment, the all-acoustic filter includes two acoustic directional couplers, pair of matched acoustic filters corresponding to either transmit or receive frequency bands, and another acoustic filter corresponding to the other of transmit or receive frequency bands.
Abtum Inc.

Tunable duplexer having a circulator

A tunable duplexer is specified is disclosed. In an embodiment, the duplexer includes a transmission port, a reception port, a common port and a core having a first inductive element and a second inductive element.
Epcos Ag

Wireless power transfer using tunable metamaterial systems and methods

The present disclosure provides system and methods for optimizing the tuning of impedance elements associate with sub-wavelength antenna elements to attain target radiation and/or field patterns. Both static and variable (tunable) antenna systems may be manufactured.
Elwha Llc

Wireless power transfer using tunable metamaterial systems and methods

The present disclosure provides system and methods for optimizing the tuning of impedance elements associate with sub-wavelength antenna elements to attain target radiation and/or field patterns. A scattering matrix (s-matrix) of field amplitudes for each of a plurality of modeled lumped ports, n, may be determined that includes a plurality of lumped antenna ports, na, with impedance values corresponding to the impedance values of associated impedance elements and at least one modeled external port, ne, located external to the antenna system at a specified radius vector.
Elwha Llc

Metasurface antenna

An antenna is provided including an electromagnetic metasurface. The electromagnetic characteristics of the antenna are dynamically tunable..
The Johns Hopkins University

Tunable metamaterial systems and methods

The present disclosure provides system and methods for optimizing the tuning of impedance elements associate with sub-wavelength antenna elements to attain target radiation and/or field patterns. A scattering matrix (s-matrix) of field amplitudes for each of a plurality of modeled lumped ports, n, may be determined that includes a plurality of lumped antenna ports, na, with impedance values corresponding to the impedance values of associated impedance elements and at least one modeled external port, ne, located external to the antenna system at a specified radius vector.
Elwha Llc

Electrically-tunable lenses and lens systems

An optical device (34, 66, 76) includes an electro-optical layer (48), having an effective local index of refraction at any given location within an active area of the electro-optical layer that is determined by a voltage waveform applied across the electro-optical layer at the location. Conductive electrodes (44, 64, 74, 82, 84) extend over opposing first and second sides of the electro-optical layer.
Optica Amuka (a.a.) Ltd.

Systems and methods of wavelength division multiplex passive optical networking

Example embodiments of a time division duplex (tdd) wavelength division multiplex passive optical network (wdm pon) architecture using passive optical splitters are disclosed herein. The disclosed tdd wdm pon includes fixed wavelength optical transmitters in an optical line termination system with tunable receiver colorless optical network units (onus) that reuse the downstream cw light to carry upstream data.
Cox Communications, Inc.

Hyperspectral/multispectral imaging direct push probe

An apparatus comprising: a probe configured to be pushed into a subsurface soil environment; a transparent window mounted to a side of the probe; a broad-spectrum light source mounted within the probe and positioned such that when the light source is activated broad-spectrum light exits the window; a tunable optical filter mounted within the probe and positioned so as to receive, as an input, light reflected back through the window from the subsurface soil environment, wherein the filter comprises a plurality of settings at each of which the filter is configured to output light within a given wavelength range to the exclusion of other wavelength light ranges; and an imaging system disposed within the probe and configured to capture an image of the output light from the filter at each of the settings at a given depth of the probe in the subsurface soil environment.. .
United States Government As Represented By The Secretary Of The Navy

Contour tuning circuit

Aspects of this disclosure relate tuning an impedance presented to a common port of a multi-throw switch. The impedance can be tuned based on an impedance associated with a throw of the multi-throw switch that is activated.
Skyworks Solutions, Inc.

Tunable notch filter and contour tuning circuit

Aspects of this disclosure relate tuning an impedance presented to a common port of a multi-throw switch and a tunable notch filter coupled to the common port. The impedance presented to the common port can be tuned based on an impedance associated with a throw of the multi-throw switch that is activated.
Skyworks Solutions, Inc.

Tunable notch filter

Aspects of this disclosure relate to a tunable notch filter. In an embodiment, a tunable notch filter includes a series lc circuit in parallel with a tunable impedance circuit, and the tunable notch filter is in a radio frequency signal path associated with a common port of a multi-throw radio frequency switch.
Skyworks Solutions, Inc.

Method, apparatus and system for using tunable timing circuits for fdsoi technology

At least one method, apparatus and system disclosed involves providing a design for manufacturing a semiconductor device. An operation modeling of a semiconductor device circuit design is performed.
Globalfoundries Inc.

Tunable/de-tunable wireless power resonator system and related methods

A wireless power transmission (wpt) system. Implementations may include a power source coupled with a first wireless power transmission (wpt) system and a load coupled with a second wpt system including a sense circuit.
Semiconductor Components Industries, Llc

Multi-band electronically steered antenna

Antenna system being tunable over multiple frequency bands. One planar surface of the antenna structure has metallic radiating elements of various geometries with selectable electrical interconnections between the radiating elements.
Government Of The United States As Represetned By The Secretary Of The Air Force

Apparatus for uplink multi-antenna communication based on a hybrid coupler and a tunable phase shifter

Embodiments of front-end module (fem) circuitry and a communication device are generally described herein. In some embodiments, the fem circuitry may be configured to provide uplink (ul) multiple-input multiple-output (mimo) signals and/or ul carrier aggregation (ca) signals for transmission by the communication device.

Compensation of chromatic dispersion in a tunable beam steering device for improved display

A display device includes a plurality of pixels. Each pixel includes two or more subpixels.
Oculus Vr, Llc

Multi-level image focus using a tunable lens in a machine vision inspection system

A method is provided for defining operations for acquiring a multi-exposure image of a workpiece including first and second regions of interest at different z heights. The multi-exposure image is acquired by a machine vision inspection system including strobed illumination and a variable focal length lens (e.g., a tunable acoustic gradient index of refraction lens) used for periodically modulating a focus position.
Mitutoyo Corporation

Electrochromic device containing color-tunable nanostructures

An electrochromic device and method, the device including: a first transparent conductor layer; a working electrode disposed on the first transparent conductor layer and including nanostructures; a counter electrode; a solid state electrolyte layer disposed between the counter electrode and the working electrode; and a second transparent conductor layer disposed on the counter electrode. The nanostructures may include transition metal oxide nanoparticles and/or nanocrystals configured to tune the color of the device by selectively modulating the transmittance of near-infrared (nir) and visible radiation as a function of an applied voltage to the device..
Heliotrope Technologies, Inc.

Nanoscale plasmonic field-effect modulator

A plasmonic device having a transparent conducting oxide (tco) waveguide and a tunable voltage applied across the tco and a metal layer for modulating an input optical signal.. .
California Institute Of Technology

Wavelength tunable filter

A wavelength tunable filter selectively transmitting light of any desired wavelength within the range of 450 nm to 1100 nm without using a band pass filter is disclosed. The wavelength tunable filter comprises a plurality of polarizers and a plurality of units between the adjacent polarizers on a common optical axis in a housing.
Luceo Co., Ltd.

Self-tuning tunable mass dampers

A tunable mass damper incorporates a frame and a voice coil supported in the frame. A magnet concentric with the voice coil is movable relative to the housing via the voice coil.
The Boeing Company

Carbazole end capped bipyridine compounds and process for preparation thereof

The present invention is to provide highly solid state emissive fluorophores of the formula 1 and 2 useful for the solid state lighting. The formula 1 and 2 have good solid state emission in blue and green region respectively.
Council Of Scientific & Industrial Research

White, opaque, ß-spodumene glass-ceramic articles with tunable color and methods for making the same

The glass-ceramics also exhibit colors at an observer angle of 10° and a cie illuminant f02 determined with specular reflectance of a* between −0.5 and 0.5, b* between −2.5 and +2, and l* between 90 and 93.. .

Tunable transmit cancellation in acoustic receiver filters

Rf filtering circuitry includes a first input/output node, a second input/output node, a common node, first filtering circuitry, second filtering circuitry, and transmit signal cancellation circuitry. The first filtering circuitry is coupled between the first input/output node and the common node, and is configured to pass rf transmit signals within one or more transmit signal frequency bands while attenuating signals outside the one or more transmit signal frequency bands.
Qorvo Us, Inc.

Wireless energy transfer for implantable devices

Wireless energy transfer apparatus include, in at least one aspect, a device resonator configured to supply power for a load by receiving wirelessly transferred power from a source resonator; a temperature sensor positioned to measure a temperature of a component of the apparatus; a tunable component coupled to the device resonator to adjust a resonant frequency of the device resonator, an effective impedance the device resonator, or both; and control circuitry configured to, in response to detecting a temperature condition using the temperature sensor, (i) tune the tunable component to adjust the resonant frequency of the device resonator, the effective impedance of the device resonator, or both, and (ii) signal the source resonator regarding the temperature condition to cause an adjustment of a resonant frequency of the source resonator, a power output of the source resonator, or both.. .
Witricity Corporation

Method for producing graphene oxide with tunable gap

A method of fabricating a graphene oxide material in which oxidation is confined within the graphene layer and that possesses a desired band gap is provided. The method allows specific band gap values to be developed.
California Institute Of Technology

Planar mixed-metal perovskites for optoelectronic applications

A planar mixed-metal perovskite solar cell can exhibit many favorable properties including high efficiencies and tunable electronic properties. The incorporation of different metal species (i.e.
Massachusetts Institute Of Technology

Tunable acoustic gradient index of refraction lens and system

A tunable acoustic gradient index of refraction (tag) lens and system are provided that permit, in one aspect, dynamic selection of the lens output, including dynamic focusing and imaging. The system may include a tag lens and at least one of a source and a detector of electromagnetic radiation.

Integrated optical coherence tomography systems and methods

Disclosed herein are optical integration technologies, designs, systems and methods directed toward optical coherence tomography (oct) and other interferometric optical sensor, ranging, and imaging systems wherein such systems, methods and structures employ tunable optical sources, coherent detection and other structures on a single or multichip monolithic integration. In contrast to contemporary, prior-art oct systems and structures that employ simple, miniature optical bench technology using small optical components positioned on a substrate, systems and methods according to the present disclosure employ one or more photonic integrated circuits (pics), use swept-source techniques, and employ a widely tunable optical source(s)..

Liquid crystal compositions comprising mesogenic compounds, and devices for high-frequency thechnology

The present disclosure relates to novel mesogenic compounds, to liquid crystal compositions (liquid-crystalline media) comprising them and suitable for high-frequency technology, and to high-frequency devices using them, such as phase shifters, antennas, tunable filters, switching devices, e.g. Operated in the microwave region, to a process for preparing said compositions.
Samsung Electronics Co., Ltd.

Multicolored ph-activatable fluorescence nanoplatform

The present invention relates to ph-tunable, highly activatable multicolored fluorescent nanoplatforms and methods of using the nanoplatforms in a variety of applications including, but not limited to, investigating fundamental cell physiological processes such as ph regulation in endocytic vesicles, endosome/lysosome maturation, and effect of ph on receptor cycling and trafficking of subcellular organelles.. .
The Board Of Regents Of The University Of Texas System

Smart thermal patch for adaptive thermotherapy

A smart thermal patch for adaptive thermotherapy is provided. In an embodiment, the patch can be a stretchable, non-polymeric, conductive thin film flexible and non-invasive body integrated mobile thermal heater with wireless control capabilities that can be used to provide adaptive thermotherapy.
King Abdullah University Of Science And Technology

Wideband tunable combiner system

A wideband tunable combiner system for a dual frequency diversity transmitter is provided that includes a tunable capacitance network. Incoherent rf signals with the same audio signal may be combined with the system into a combined rf signal for transmission on an antenna.
Shure Acquisition Holdings, Inc.

Voltage-controlled oscillator

A voltage-controlled oscillator includes two first inductors having a common node, two varactors respectively coupled to the first inductors, a cross-connected pair coupled to the first inductors, and a reversely tunable source degeneration module coupled to the cross-connected pair. The reversely tunable source degeneration module cooperates with the cross-connected pair to form a negative equivalent capacitance seen into the cross-connected pair from the common node of cross-connected pair and each first inductor.
National Chi Nan University

Luminescent diode, manufacturing the luminescent diode and wavelength tunable external cavity laser using the luminescent diode

In a luminescent diode and a method for manufacturing the same, a planar buried heterostructure (pbh) and a ridge waveguide structure are combined, so that the luminescent diode can be operated to generate a high output of 100 mw or more at low current. Further, it is possible to reduce electro-optic loss.
Electronics And Telecommunications Research Institute

Low-cost ultra wideband lte antenna

An antenna system capable of operating among all lte bands, and also capable of operation among all remote side cellular applications, such as gsm, amps, gprs, cdma, wcdma, umts, and hspa among others. The antenna provides a low cost alternative to active-tunable antennas suggested in the prior art for the same multi-platform objective..
Taoglas Group Holdings Limited

Molecularly tunable heterogeneous catalysts by edge functionalization of graphitic carbons

Disclosed are surface immobilized (electro)catalysts that may be prepared by a condensation reaction that generates an aromatic unit that is robust to acid and base and elevated temperatures. Among their many desirable characteristics, the catalysts are far less prone to the bimolecular deactivation pathways commonly observed for homogeneous catalysts, and may be used in solvents with a range of polarities and dielectric strengths.
Massachusetts Institute Of Technology

Tunable voltage margin access diodes

The present invention relates generally to high current density access devices (ads), and more particularly, to a structure and method of forming tunable voltage margin access diodes in phase change memory (pcm) blocks using layers of copper-containing mixed ionic-electronic conduction (miec) materials. Embodiments of the present invention may use layers miec material to form an access device that can supply high current-densities and operate reliably while being fabricated at temperatures that are compatible with standard beol processing.
International Business Machines Corporation

Tunable contact detection sensitivity to directly measure clearance of protrusions in magnetic recording heads

Embodiments disclosed herein generally relate to contact at the disk by the recording head in a hard disk drive. In one embodiment, a direct current is applied to an element in a hamr head.
Hgst Netherlands B.v.



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


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    This listing is a sample listing of patent applications related to Tuna for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Tuna with additional patents listed. Browse our RSS directory or Search for other possible listings.


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