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Tuna patents

      

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




 Transparent conductive films with embedded metal grids patent thumbnailTransparent conductive films with embedded metal grids
A transparent conductive film with a metal mesh embedded in a substrate and a method of fabrication thereof is provided. The metal mesh has a cap that is pressed and embedded in a substrate or a deformable material on a substrate, providing superior mechanical stability by mechanical interlocking.
Versitech Limited


 Azimuthally tunable multi-zone electrostatic chuck patent thumbnailAzimuthally tunable multi-zone electrostatic chuck
Implementations described herein provide a method for processing a substrate on a substrate support assembly which enables both lateral and azimuthal tuning of the heat transfer between an electrostatic chuck and a substrate. The method includes processing a first substrate using a first temperature profile on the esc having primary heaters and spatially tunable heaters.
Applied Materials, Inc.


 Tunable, narrow linewidth single transversal mode light source using a quasi-incoherent broadband pump source patent thumbnailTunable, narrow linewidth single transversal mode light source using a quasi-incoherent broadband pump source
A light source is disclosed, having a quasi-incoherent broadband pump source configured to produce a longitudinally and transversally multi-mode pump beam. The light source may include a means for narrowing the linewidth of the pump beam.
Qioptiq Photonics Gmbh & Co. Kg


 Structure and  beol nanoscale damascene sidewall-defined non-volatile memory element patent thumbnailStructure and beol nanoscale damascene sidewall-defined non-volatile memory element
An exposed edge of a conductive liner in a damascene trench provides a high aspect ratio geometry of a non-volatile memory cell that can be scaled to arbitrarily small and nanoscale areas and thus provides an extremely compact non-volatile memory array layout that is applicable to any non-volatile memory technology such as resistive memory (rram), magnetic memory (mram), phase change memory (pcram) and the like. The high aspect ratio of the non-volatile memory cell area offsets the sharp increase in filament forming voltage required in conductive bridge memories (cbrams) as the non-volatile memory cells are scaled to very small sizes.
International Business Machines Corporation


 Structure and  beol nanoscale damascene sidewall-defined non-volatile memory element patent thumbnailStructure and beol nanoscale damascene sidewall-defined non-volatile memory element
An exposed edge of a conductive liner in a damascene trench provides a high aspect ratio geometry of a non-volatile memory cell that can be scaled to arbitrarily small and nanoscale areas and thus provides an extremely compact non-volatile memory array layout that is applicable to any non-volatile memory technology such as resistive memory (rram), magnetic memory (mram), phase change memory (pcram) and the like. The high aspect ratio of the non-volatile memory cell area offsets the sharp increase in filament forming voltage required in conductive bridge memories (cbrams) as the non-volatile memory cells are scaled to very small sizes.
International Business Machines Corporation


 Formulations to selectively etch silicon and germanium patent thumbnailFormulations to selectively etch silicon and germanium
Compositions useful for the selective removal of silicon-containing materials relative to germanium-containing materials, and vice versa, from a microelectronic device having same thereon. The removal compositions include at least one diol and are tunable to achieve the required si:ge removal selectivity and etch rates..
Entegris, Inc.


 Metallic-magnetic-domain-wall-based nonvolatile tunable resistor for memory and sensor applications patent thumbnailMetallic-magnetic-domain-wall-based nonvolatile tunable resistor for memory and sensor applications
Control of electrical conductivity is provided via electrically conductive magnetic domain walls between magnetic domains. The magnetic domains are identical except for their magnetic configuration.
Riken


 Apparatus and methods to provide a surface having a tunable emissivity patent thumbnailApparatus and methods to provide a surface having a tunable emissivity
Apparatus and methods to provide a surface having a tunable emissivity are disclosed. An example method includes tuning a characteristic of one or more resonators in a material to change an absorption of radiation by the one or more resonators and to change an amount of destructive interference caused by the material..
The Boeing Company


 Tunable muzzle brake patent thumbnailTunable muzzle brake
The present disclosure provides, in part, new muzzle brakes, kits, and weapons systems (e.g., rifles) that allow for incremental adjustment of the ports of a muzzle brake so that the muzzle brake can be tuned for the user and firearm system. In certain aspects, the present disclosure provides muzzle brake plugs having an interior surface defining a plug bore that extends at least partially through the thickness of the muzzle brake plug and muzzle brakes having a plurality of side ports extending laterally away from a central bore and arranged to replaceably receive muzzle brake plugs.
Ar1510 Llc Dba Armalite


 Steering gear with tunable hydraulic bushings patent thumbnailSteering gear with tunable hydraulic bushings
A tunable hydraulic bushing mounts a steering gear to a vehicle frame member. The bushing is filled with a fluid and includes an inertia track and a pressure valve separating first and second fluid chambers or cavities.
Gm Global Technology Operations Llc


Tunable crash bolster

An apparatus comprises a vehicle door closeout panel. The closeout panel comprises a pelvis bolster having a plurality of load points.
Ford Global Technologies, Llc

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.

Led structure with quasi-continuous spectrum and illumination

The led structure suits grow light systems that require dynamic luminaires with adjustable spectrum, tunable intensity and controllable pulse mode operation.. .

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.

Optical receiver and superimposed signal detecting method

An optical receiver includes: a tunable filter configured to partially transmit a wavelength-multiplexed optical-signal including a first optical-signal having a first wavelength, a second optical-signal having a second wavelength, and a third optical-signal having a third wavelength, with a frequency-modulated signal superimposed on each of the first to third optical-signals; a photo detector configured to detect an optical-power of the wavelength-multiplexed optical-signal transmitted through the tunable filter; and a superimposed signal detector configured to detect the frequency-modulated signal superimposed on the first optical-signal, based on an amplitude-modulated signal according to a variation in the optical-power on a first filter setting where both of the first optical-signal and the second optical-signal transmit through the tunable filter, and an amplitude-modulated signal according to a variation in the optical-power on a second filter setting where both of the first optical-signal and the third optical-signal transmit through the tunable filter.. .
Fujitsu Limited

Tuning device for pluggable optical transceivers

A tuning device for a pluggable xfp and sfp+ and dwdm transceiver devices. Also provided are applications for cwdm xfp, and sfp+ and future form factors as well as dwdm and cwdm sfp.
Champion Optical Network Engineering, Llc

Radio frequency low noise amplifier with on-chip matching and built-in tunable filter

An amplifier includes a gain transistor including a control terminal to receive an input signal. A degeneration inductor is coupled between the first terminal of the gain transistor and ground.
Qualcomm Incorporated

Tunable microwave devices with auto-adjusting matching circuit

An embodiment of the present disclosure provides a circuit including an antenna having a tunable component. The tunable component can be operable to receive a variable signal to cause the tunable component to change a reactance of the antenna.
Blackberry Limited

Inductor capacitor tank for resonator

An inductor capacitor (lc) tank includes a first inductor and a first tunable capacitive array. The first inductor has a first terminal and a second terminal, and the first tunable capacitive array has a first terminal and a second terminal.
Mediatek Inc.

Electronic device with tunable hybrid antennas

An electronic device may have hybrid antennas that include slot antenna resonating elements formed from slots in a ground plane and planar inverted-f antenna resonating elements. The planar inverted-f antenna resonating elements may each have a planar metal member that overlaps one of the slots.
Apple Inc.

Tunable filter off-states for noise rejection

Methods and apparatus, including computer program products, are provided for tunable filters and/or front-ends. In one aspect there is provided an apparatus.
Nokia Technologies Oy

Eliminating emissive sub-bandgap states in nanocrystals

The size-dependent band-gap tunability and solution processability of nanocrystals (ncs) make them attractive candidates for optoelectronic applications. One factor that presently limits the device performance of nc thin films is sub-bandgap states, also referred to as trap states.
Massachusetts Institute Of Technology

Tunable acoustic attenuation

An acoustic attenuation device extends from a first end to a second end and includes first and second sheets. A plurality of webs positioned between the first and second sheets cooperates with the first and second sheets to form a series of sound attenuation chambers containing a volume and mass of fluid.
Zin Technologies, Inc.

Quantum processor with instance programmable qubit connectivity

In a quantum processor some couplers couple a given qubit to a nearest neighbor qubit (e.g., vertically and horizontally in an ordered 2d array), other couplers couple to next-nearest neighbor qubits (e.g., diagonally in the ordered 2d array). Couplers may include half-couplers, to selectively provide communicative coupling between a given qubit and other qubits, which may or may not be nearest or even next-nearest-neighbors.
D-wave Systems Inc.

Tunable wavelength-flattening element for switch carrying multiple wavelengths per lightpath

A tunable optical filter including a first coupler configured divide an optical signal into a first portion and a second portion, a first waveguide configured to receive the first portion of the optical signal, a second waveguide configured to receive the second portion of the optical signal, an adjustable phase element operatively coupled to the first waveguide for adjusting an optical path length of the first waveguide, a p-i-n junction operatively coupled to one of the first waveguide and the second waveguide for introducing a loss into one of the first portion of the optical signal and the second portion of the optical signal, and a second coupler operatively coupled to the first waveguide and the second waveguide, wherein the second coupler is configured to recombine the first portion of the optical signal with the second portion of the optical signal to generate a spectrally modulated optical signal.. .
Huawei Technologies Co., Ltd.

Optical phase shifter

An optical device includes first and second waveguide phase arms each having optically coupled parallel sections of waveguides, the parallel sections of each one of the waveguide phase arms being dissimilar to reduce crosstalk. The device further includes a tunable element for applying a phase shift to an optical signal traversing the first phase arm.
Huawei Technologies Canada Co., Ltd.

Device and tunable vapor condensed nanolenses

A method of forming nanolenses for imaging includes providing an optically transparent substrate having a plurality of particles disposed on one side thereof. The optically transparent substrate is located within a chamber containing therein a reservoir holding a liquid solution.
The Regents Of The University Of California

Tunable microwave resonator for static dynamic nuclear polarization (dnp)

A tunable millimeter-wave (mmw) dnp probe head is disclosed that is compatible with efficient h/x/y/e− dnp in samples that may have volume large compared to λ03, where λ0 is the free-space wavelength at the frequency fe of the electron paramagnetic resonance (epr) when placed in an external polarizing field b0, where b0 is typically in the range of 6.5 t to 35 t, corresponding to fe in the range of 180-1000 ghz, and corresponding to proton resonance frequency fh in the range of 280 mhz to 1500 mhz. The probe head comprises a tune cavity of adjustable volume, a sample cavity that is large compared to the sample wavelength, a tapered conical feed transition filled with a high dielectric material at the small end, and a selectively reflective wall that is substantially reflective of electromagnetic radiation at fe but substantially transparent to electromagnetic radiation at fh..
Doty Scientific, Inc.

Interferometer

An interferometer may include a tunable light source, a beam direction unit, a digital imager, and a processor system. The tunable light source may be configured to emit a beam.
Applejack 199 L.p.

One quarter wavelength transmission line based electrostatic discharge (esd) protection for integrated circuits

Device and a method of forming an integrated circuit (ic) that offers protection against esd in re applications is disclosed. The device includes a transmission line (tl) coupled to a signal pad.
Globalfoundries Singapore Pte. Ltd.

Tunable filter devices and methods

Analog interference filter devices and methods for isolation of desirable portions of a radio frequency signal. Signal compensation is used to provide desirable center frequency, passband width, ripple, rolloff, stopband and distortion performance.
Physical Devices, Llc

Wireless power transmission

A system for wireless power transmission to an electronic receiver placed in the vicinity of the system comprises a power transmitter and at least one power repeater coupled to the power transmitter. The power repeater is configured to repeat power between the power transmitter and the receiver, wherein the power repeater is tunable to a predetermined frequency, and wherein the power repeater is configured to allow operation at a frequency substantially equal to the frequency of the power transmitter..
Powermat Technologies Ltd.

Method of controlling wavelength tunable laser, control data structure of wavelength tunable laser, and wavelength tunable laser

A method of controlling a wavelength tunable laser to control an oscillation wavelength based on a difference between a detection result of a wavelength by a wavelength detecting unit and a target value, the method includes: acquiring a first drive condition of the wavelength tunable laser to make the wavelength tunable laser oscillate at a first wavelength from a memory; calculating a second drive condition to drive the wavelength tunable laser at a second wavelength by referring to the first drive condition and a wavelength difference between the first wavelength and the second wavelength, the second wavelength differing from the first wavelength; and driving the wavelength tunable laser based on the second drive condition calculated at the calculating of the second drive condition.. .
Sumitomo Electric Device Innovations, Inc.

Oct system with bonded mems tunable mirror vcsel swept source

A microelectromechanical systems (mems)-tunable vertical-cavity surface-emitting laser (vcsel) in which the mems mirror is bonded to the active region. This allows for a separate electrostatic cavity that is outside the laser's optical resonant cavity.
Axsun Technologies Llc

Methods and controlling substrate uniformity

A dynamically tunable process kit, a processing chamber having a dynamically tunable process kit, and a method for processing a substrate using a dynamically tunable process kit are provided. The dynamically tunable process kit allows one or both of the electrical and thermal state of the process kit to be changed without changing the phyisical construction of the process kit, thereby allowing plasma properties, and hence processing results, to be easily changed without replacing the process kit.
Applied Materials, Inc.

Tunable temperature controlled substrate support assembly

Implementations described herein provide a substrate support assembly which enables both lateral and azimuthal tuning of the heat transfer between an electrostatic chuck and a heating assembly. The substrate support assembly comprises a body having a substrate support surface and a lower surface, one or more main resistive heaters disposed in the body, a plurality of spatially tunable heaters disposed in the body, and a spatially tunable heater controller coupled to the plurality of spatially tunable heaters, the spatially tunable heater controller configured to independently control an output one of the plurality of spatially tunable heaters relative to another of the plurality of spatially tunable heaters..
Applied Materials, Inc.

Low-noise spectroscopic imaging system using substantially coherent illumination

A spectral imaging device (12) includes an image sensor (28), a tunable light source (14), an optical assembly (17), and a control system (30). The optical assembly (17) includes a first refractive element (24a) and a second refractive element (24b) that are spaced apart from one another by a first separation distance.
Daylight Solutions, Inc.

Broad wavelength range chemically tunable photonic materials

The present invention provides polymeric materials arranged as photonic crystals, or portions of photonic crystals, having properties which can be easily tuned over a large range of wavelengths upon exposure to an external stimulus. In some embodiments, the photonic crystals comprise at least one portion which can undergo a change in a physical, chemical, dielectric, or other property upon exposure to an altering stimulus, resulting in a change in a diffracted wavelength of electromagnetic radiation (e.g, light) by the photonic crystal.
Massachusetts Institute Of Technology

Device for neuroprosthetics with autonomous tunable actuators

A microelectromechanical device and method for neuroprosthetics comprises microactuators and microelectrodes. The microelectrodes are to be positioned in a nerve bundle and bonded with the microactuators through an interconnect.
Arizona Board Of Regents On Behalf Of Arizona State University

Recalibrationof a tunable lamp system

Some embodiments include a method of operating a tunable light module. The method can include driving a lamp in the tunable light module, having lamps of at least two colors, to produce a colored light according to the color mixing plan that corresponds to a correlated color temperature (cct); measuring a light characteristic of the lamp using a light sensor; detecting a degradation level by comparing the measured light characteristic against an expected light characteristic; and adjusting a current level for driving the lamp at the cct by referencing the color mixing plan and an alternative coefficient corresponding to the degradation level..
Lumenetix, Inc.

Current mirror with tunable mirror ratio

A current mirror circuit includes a current source for generating a reference current, a mirror circuit having a first node for passing a first mirroring current and a second node for passing a second mirroring current, a feedback circuit coupled to the mirror circuit for equalizing voltages on the first and second nodes, and a tunable element coupled to the mirror circuit and driven by an output of the feedback circuit for providing a target output current.. .
Macronix International Co., Ltd.

System, ultra-resolved ultra-wide field-of-view multispectral and hyperspectral holographic microscopy

There is disclosed a novel system and method for achieving ultra-resolution, ultra-wide field-of-view multispectral and hyperspectral holographic microscopy and quantitative phase contrast microscopy. In an embodiment, the method comprises: providing a stationary illumination source; acquiring a plurality of low-resolution holograms of an image subject from different locations utilizing a subpixel sensor-scanning synthetic aperture mechanism whereby a detector scanning translationally, radially and/or rotationally; processing the acquired holograms utilizing a processing algorithm corresponding to the scanning motion of the detector used to acquire the holograms; and reconstructing a subpixel ultra-resolution image of the image subject based on the processed holograms; whereby, a desired synthetic aperture is achieved without loss of resolution.

Infrared imaging microscope using tunable laser radiation

An imaging microscope (12) for generating an image of a sample (10) comprises a beam source (14) that emits a temporally coherent illumination beam (20), the illumination beam (20) including a plurality of rays that are directed at the sample (10); an image sensor (18) that converts an optical image into an array of electronic signals; and an imaging lens assembly (16) that receives rays from the beam source (14) that are transmitted through the sample (10) and forms an image on the image sensor (18). The imaging lens assembly (16) can further receive rays from the beam source (14) that are reflected off of the sample (10) and form a second image on the image sensor (18).
Daylight Solutions, Inc.

Detuning a mrt receive antenna

An arrangement for detuning a receive antenna, a detunable magnetic resonance coil, and a magnetic resonance device having a detunable magnetic resonance coil are provided. The arrangement includes a receive antenna having at least one first capacitance, wherein radiofrequency signals from a magnetic resonance examination may be received by way of the receive antenna.

Graphene based magnetoresistance sensors

A graphene structure is provided. The graphene structure comprises a substrate layer and at least two graphene layers disposed on the substrate.
National University Of Singapore

High sensitivity tunable radio frequency sensors

Systems and methods of determining characteristics of a material under test using highly sensitive, tunable rf sensors are disclosed. For instance, an rf sensor can include one or more interferometers having a reference branch and a test branch.
Clemson University

Optical coherence tomography laser with integrated clock

A frequency swept laser source for tefd-oct imaging includes an integrated clock subsystem on the optical bench with the laser source. The clock subsystem generates frequency clock signals as the optical signal is tuned over the scan band.
Axsun Technologies Llc

Tunable anisotropy of co-based nanocomposites for magnetic field sensing and inductor applications

A method includes producing an amorphous precursor to a nanocomposite, performing devitrification of the amorphous precursor, forming, based on the devitrification, the nanocomposite comprising an induced magnetic anisotropy, and for a first portion of the nanocomposite, determining a desired value of a magnetic permeability of the first portion, tuning, based on the desired value, the induced magnetic anisotropy for the first portion, and adjusting, based on the tuning of the induced magnetic anisotropy of the first portion, a first magnetic permeability value of the first portion of the nanocomposite, wherein the first magnetic permeability value is different from a second magnetic permeability value for a second portion of the nanocomposite.. .
Carnegie Mellon University

Rubbers with tunable levels of metal containing anti-agglomerants

The invention relates to an efficient process for the preparation and isolation of rubber particles formed in aqueous media having a tunable level of metal containing anti-agglomerants and rubber particles obtained thereby. The invention further relates to copolymer products comprising the same or derived therefrom..
Arlanxeo Singapore Pte. Ltd.

Method for the preparation of skipjack tuna extract having uric acid-lowering effect and the use thereof

The present invention discloses a method for the preparation of skipjack tuna extract having hypouricemic effect and the use thereof, which is simple in processing operations, low in production cost, and is free from pollution. The prepared skipjack tuna extract has a potent hypouricemic effect, and has a significant therapeutic effect on hyperuricemia, with no toxic and side effects.
Infinitus (china) Company Ltd.

Hybrid slot-scanning grating-based differential phase contrast imaging system for medical radiographic imaging

Embodiments of methods and apparatus are disclosed for obtaining a phase-contrast digital mammography system and methods for same that can include an x-ray source for radiographic imaging; a beam shaping assembly including a filter or a tunable monochromator, a collimator, a source grating, an x-ray grating interferometer including a phase grating, and an analyzer grating; and an x-ray detector; where the source grating, the phase grating, and the analyzer grating are aligned in such a way that the grating bars of these gratings are parallel to each other.. .
Carestream Health, Inc.

Method for the preparation of a protein peptide, a protein peptide and use thereof

The present invention discloses a method for the preparation of a protein peptide, peptide powder prepared thereby, and use of the peptide powder in hypouricemic food products or health care products. The peptide powder is capable of inhibiting the activity of xanthine oxidase and effectively reducing uric acid.
Infinitus (china) Company Ltd.

Method for immersion chilling and freezing tuna by cacl2 with low salt penetration amount

A method for immersion chilling and freezing tuna by cacl2 with a low salt penetration amount, characterized by comprising following steps: carrying out a rapid block-cutting treatment on tuna meat under a sterile condition, and then immediately freezing the tuna blocks in cacl2 salt water with concentrations of 25-30% and temperatures of minus 25 ˜minus 40 deg c. Respectively; completely immersing the tuna blocks in the salt water, directly placing a control group in a refrigerator at minus 25 deg., and when the central temperature of the tuna blocks achieves minus 18 deg c., rapidly taking out the tuna blocks from the salt water, and measuring the salt penetration amount and the various quality indexes, wherein a chilling mode for the salt water is to place 400 g of the cacl2 salt water with the mass concentrations of 25.70%, 27.50%, 28.40% and 29.40% respectively in refrigerators at minus 25 deg c., minus 30 deg c., minus 35 deg c.
Shanghai Ocean University

Tunable optical apparatus

A tunable optical apparatus comprises a silicon photonic integrated circuit region and a semiconductor optical amplifier optically coupled to each other. Tuning is achieved by having a first variable optical gate in off-state so as to substantially avoid attenuation of power of a first optical signal propagating through a first optical path and by having a second variable optical gate in on-state so as to attenuate power of a second optical signal propagating through a second optical path, the first optical path and the second optical path being optically coupled to the semiconductor optical amplifier..
Alcatel-lucent Usa Inc.

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 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.

Photoacoustic spectrometer for nondestructive aerosol absorption spectroscopy

A photoacoustic spectrometer includes: a light source including: a supercontinuum laser to produce a first light including a high-frequency; a tunable wavelength filter to select a wavelength of the first light; a bandwidth filter to select a bandwidth of the first light; a modulator to receive the first light and to modulate the first light at an acoustic frequency to produce a probe light including: the acoustic frequency; and the high-frequency, the light source to irradiate nondestructively a sample with the probe light; a cavity to receive the sample and the probe light and including: a first window to transmit the probe light into the cavity; and a second window to transmit the probe light out of the cavity; a transducer to detect a photoacoustic signal produced from the sample in response to absorption of the probe light by the sample; and an optical detector to detect the probe light.. .
National Institute Of Standards And Technology

Pressure pulse reach extension technique

A pressure pulse tool and techniques that allow for a reciprocating piston at a frequency independent of a flow rate of fluid which powers the reciprocating. The architecture of the tool and techniques employed may take advantage of a coand{hacek over (a)} or other implement to alternatingly divert fluid flow between pathways in communication with the piston in order to attain the reciprocation.
Schlumberger Technology Corporation

Optical network unit (onu) wavelength self-tuning

A remote node (rn) comprises a downstream port, a wavelength multiplexer (wm) coupled to the downstream port and comprising ports for passing optical waves, an optical rotator coupled to the wm, and a mirror coupled to the optical rotator, wherein the wm, the optical rotator, and the mirror are part of a wavelength tuning scheme. An apparatus comprises a tunable transmitter, a polarization beam splitter (pbs) coupled to the tunable transmitter, a filter coupled to the pbs, a receiver coupled to the filter, a photodiode (pd) coupled to the pbs, and a processor coupled to the tunable transmitter and the pd.
Futurewei Technologies, Inc.

Removable electronic device case with supplemental wireless circuitry

A removable case may receive an electronic device. A male connector in the case may mate with a female connector in the device.
Apple Inc.

Frequency tunable balun

Systems and method are provided for making a balun's operational bandwidth tunable around multiple distinct center frequencies by using switches to vary the balun's dimensions. An embodiment of the present disclosure uses a pass gate structure for the switches, and the switches connect additional lengths of line in or out of the balun to change its frequency response.
The Government Of The United States Of America, As Represented By The Secretary Of The Navy

High performance integrated tunable impedance matching network with coupled merged inductors

A high performance integrated tunable impedance matching network with coupled merged inductors. Embodiments include a combination of merged multiport constructively coupled spiral inductors and tunable capacitors configured to reduce insertion losses, circuit size, and optimization time while maintaining a high q factor for the coupled spiral inductors..
Peregrine Semiconductor Corporation

Optical source for coherent transceiver

An optical source that implements a wavelength tunable laser diode (t-ld) and a mach-zehnder (mz) modulator within a single package is disclosed. The optical source, which outputs a modulated signal beam and a local beam of a continuous wave (cw), accompanies a control circuit mounted on several circuit boards.
Sumitomo Electric Device Innovations, Inc.

Systems and methods for producing objects incorporating selectably active electromagnetic energy filtering layers and coatings

A system and method are provided for forming body structures including energy filters/shutter components, including energy/light directing/scattering layers that are actively electrically switchable. The filters or components are operable between at least a first mode in which the layers, and thus the presentation of the shutter components, appear substantially transparent when viewed from an energy/light incident side, and a second mode in which the layers, and thus the presentation of the energy filters or shutter components, appear opaque to the incident energy impinging on the energy incident side.
Face International Corporation

Systems and methods for implementing selective electromagnetic energy filtering objects and coatings using selectably transmissive energy scattering layers

A system and method are provided for forming energy filter layers or shutter components, including energy/light directing/scattering layers that are actively electrically switchable. The energy filters or shutter components are operable between at least a first mode in which the layers, and thus the presentation of the shutter components, appear substantially transparent when viewed from an energy/light incident side, and a second mode in which the layers, and thus the presentation of the energy filters or shutter components, appear opaque to the incident energy impinging on the energy incident side.
Face International Corporation

Optical communication system having tunable sources

An optical communication system with tunable sources may include a first optical source configured to supply a first optical signal having a first wavelength and a second optical source configured to supply a second optical signal having a second wavelength. An arrayed waveguide grating may include input waveguides having associated first and second passbands, the first passband being spectrally spaced from the second passband, the first passband including the first wavelength and the second passband including the second wavelength.
Infinera Corporation

Systems and methods for producing objects incorporating selective electromagnetic energy scattering layers, laminates and coatings

A system and method are provided for forming one-way light transmissive layers implementing optical light scattering techniques in those layers, and to objects, object portions, lenses, filters, screens and the like that are formed of, or that otherwise incorporate, such one-way light transmissive layers. Processes are provided by which to form, or otherwise incorporate, one or more one-way light transmissive, or substantially transparent, object portions or layers in solid or hollow objects individual one-way light transmissive layers are formed of substantially-transparent sub-micrometer spheres, including micro-particles and/or nano-particles, with nano-voids incorporated between them.
Face International Corporation

Systems and methods for producing laminates, layers and coatings including elements for scattering and passing selective wavelengths of electromagnetic energy

A system and method are provided for forming electromagnetic energy transmissive layers, which are particularly configured to selectively scatter specific and selectable wavelengths of electromagnetic energy, while allowing remaining wavelengths to pass therethrough. Processes are provided by which to form, or otherwise incorporate, one or more energy scattering layers, including uniquely implementing optical light scattering techniques in such energy scattering layers, and to objects, object portions, wall plates, lenses, filters, screens and the like that are formed of, or that otherwise incorporate, such transmissive energy-scattering layers.
Face International Corporation

Pyroelectric detector using graphene electrode

Graphene and ferroelectric materials are used as tunable sensors for detecting and measuring radiation, such as infrared radiation. The low absorption and reflectance of graphene and interconnected graphene networks, for example in the infrared, are exploited for use in such tunable sensors.
National University Of Singapore

Tunable spring mattress and making same

A mattress includes a spring extending between first and second points to provide a first spring rate in a first direction. A polymer fiber structure is provided between the first and second points and adjoins the spring.
Indratech Llc

Mobile communication device and adaptive rf front-end tuning

Examples of a system and method for adaptively tuning a radio frequency (rf) front-end are generally described herein. In some examples, the frequency of a transmit signal of rf front-end circuitry is swept in at least a part of the rf transmit band.
Intel Ip Corporation

Control apparatus and tunable filter apparatus

According to an embodiment, a control apparatus includes a shaper and a compensator. The shaper receives a first target value in position control of a controlled object and generates a second target value which changes substantially rampwise over a time equal to or shorter than a period corresponding to one of resonance frequencies of the controlled object until the second target value becomes equal the first target value.
Kabushiki Kaisha Toshiba

Branching device

A branching device (10) includes a switch (sw1), a fixed filter circuit (11), and a tunable filter (tf1). The switch (sw1) includes a common terminal (ps11) and individual terminals (ps12, ps13).
Murata Manufacturing Co., Ltd.

Tunable bandpass filter for communication system

Systems and methods according to one or more embodiments are provided for filtering of communication signals. Filtering may be implemented, for example, as a bandpass filter that is selectively tuned across a communication system frequency range to more effectively utilize the communication system bandwidth.
The Boeing Company

Reference signal generation for lock-in amplifier in high sensitivity gas sensing system

A gas sensing system includes a signal generator including a wavelength tunable laser, the signal generator providing a first periodic signal and a second periodic signal, wherein the first periodic signal comprises a wavelength scanning signal and the second periodic signal comprises a modulation signal; an optical signal absorption path which is wavelength selective, wherein the generated signal covers at least one of the absorbance band; a signal detector that uses lock-in detection to detect a second harmonic of the second periodic signal after absorption, the signal detector further including a local reference generator, a multiplier, and a low pass filter; a local reference includes a first path (ref1) that outputs sinusoidal signal with frequency equals to that of the second signal in signal generator, and a second path (ref2) that outputs sinusoidal signal of two times ref1 frequency; and a local reference generator having a first phase shifter that is configurable from 0 to 2π and a second phase shifter that shifts 90-degree, wherein the first phase shifter is for an alignment of ref1 with the modulation signal and the second phase shifter provides 90-degree shifts for ref2 from ref1, wherein the first and second paths (ref1 and ref2) are selected by a switch, wherein the switch uses the first path during initialization and the second path for normal operation.. .
Nec Laboratories America, Inc.

Widely tunable short cavity laser

A tunable source includes a short-cavity laser optimized for performance and reliability in ssoct imaging systems, spectroscopic detection systems, and other types of detection and sensing systems. The short cavity laser has a large free spectral range cavity, fast tuning response and single transverse, longitudinal and polarization mode operation, and includes embodiments for fast and wide tuning, and optimized spectral shaping.
Thorlabs, Inc.

Rapidly tunable laser assembly

A laser assembly for generating an output beam includes a first module assembly, a second module assembly, and a module fastener assembly. The second module assembly is selectively movable relative to the first module assembly to selectively adjust a cavity length, and a pivot axis of a grating in the laser.
Daylight Solutions, Inc.

Tunable irises for dielectrically loaded microwave filter

A radio frequency (rf) dielectric resonator filter includes at least a first cavity and a second cavity, each cavity being loaded with a dielectric resonator. The first cavity is separated from the second cavity by a common wall, the common wall including a first and second aperture that couple an electromagnetic field between the first cavity and the second cavity.
Space Systems/loral, Llc

Method for extended depth of field imaging

The invention is a method for providing tunable extended depth of field (tedof) to an optical system. The method comprises: (a) providing at least one tunable spatial light modulator (slm) in the pupil plane or in the conjugate plane of the pupil plane of the optical system; (b) building a database of masks tailored to the structure of the tunable slms; (c) using the optical system to grab at least two images using different masks from the database of masks; and (d) time multiplexing the wavefront profiles of the at least two images to produce a final image.
B.g. Negev Technologies And Applications Ltd., At Ben-gurion University

Optical sensors

An optical sensor includes an array of pixels configured to convert photons into electrons for forming an image. A tunable filter assembly is optically connected to the array of pixels for passing an adjustable bandwidth of photons to the array of pixels.
Goodrich Corporation

Kirigami patterned polymeric materials and tunable optic devices made therefrom

The present disclosure provides a structure comprising a polymeric structure or composite material having a surface patterned via methods employing a kirigami-type technique. The patterned surface may define a first row of at least two discontinuous cuts and a second row of at least two discontinuous cuts offset from the first row.
The Regents Of The University Of Michigan

Methods for fabricating optical lenses

Methods of forming a tunable focal length lens and an optical filter are disclosed. The tunable focal length lens may have varying focal lengths due to liquids within micro-channels which may cause varying cross-sectional areas of the micro-channels.
Indian Institute Of Technology Kanpur

Hydrogel particles with tunable optical properties

The present disclosure relates to compositions comprising a hydrogel particle with optical properties substantially similar to the optical properties of a target cell, and methods for their use.. .
Slingshot Biosciences

Tunable lighting apparatus

A luminaire including a housing and a light source carried by the housing. The housing may include a first and second set of light emitting elements and a lens assembly.
Lighting Science Group Corporation

Methods and devices for controlling hemorrhage during minimally invasive surgical procedures

In various aspects, methods and systems in accordance with the present teachings are provided that enable the tamponade of an internal hemorrhage site that can potentially occur during a closed, minimally invasive surgical procedure. In the unfortunate instance that an acute hemorrhage requires unscheduled conversion to an open surgery, the exemplary methods and systems described herein can enable the surgeon to prevent excessive blood loss from the hemorrhaged vessel during the conversion or repair process.

Tunable microwave ablation probe

An electromagnetic surgical ablation probe having a tunable helical antenna element includes a coaxial feedline having an inner conductor coaxially disposed within a dielectric, and an outer conductor coaxially disposed around the dielectric. The inner conductor and dielectric extend distally beyond a distal end of the outer conductor.
Covidien Lp

System, apparatus, and displaying an image using focal modulation

A system (100), apparatus (110), and method (900) for displaying an image (880). The light (800) in the image (880) is modified by a tuning assembly (700) to possess more than one focal point (870).
Avegant Corporation

Virus-release-date-based priority virus scanning

A method for more efficiently scanning files for viruses includes determining a vulnerability date associated with a virus, wherein the vulnerability date is related to a release date of the virus. In certain embodiments, the vulnerability date is a user-tunable amount of time before or after the release date.
International Business Machines Corporation

Integrated optical network unit

An optical network unit includes a transmit/receive port and a silicon waveguide optically coupled to the transmit/receive port. The optical network unit also includes a tunable filter coupled to the silicon waveguide and providing a first output for a first frequency band and a second output for a second frequency band.
Skorpios Technologies, Inc.

Wireless communication device and tunable filter thereof

A wireless communication device and a tunable filter are provided. The tunable filter includes a first energy storage element, a first series resonant circuit, a second series resonant circuit, a first tunable parallel resonant circuit and a second tunable parallel resonant circuit.
Wistron Neweb Corp.

Tunable duplexing circuit

A tunable duplexer circuit is described, wherein the frequency response as well as bandwidth and transmission loss characteristics can be dynamically altered, providing improved performance for transceiver front-end applications. The rate of roll-off of the frequency response can be adjusted to improve performance when used in duplexer applications.
Ethertronics, Inc.

Tunable antenna and terminal

The present disclosure discloses a tunable antenna and a terminal. The tunable antenna includes a circuit board, an antenna body configured to transmit and receive a signal of a first frequency band and including a feed end and a ground pin, where the feed end is disposed on the circuit board, and an electrical tuning network, where a ground point disposed on the circuit board is connected to the ground pin of the antenna body by using the electrical tuning network, and the electrical tuning network includes an inductor and a first tunable capacitor with a tunable capacitance value, where a load value of the inductor is changed by tuning a first capacitance value of the first tunable capacitor, so that a first effective electrical length of the antenna body is changed..
Huawei Device Co., Ltd

Tunable spatial phase shifter

A tunable phase shifter is provided that includes a spatial phase shift element and a conducting sheet. The spatial phase shift element includes a dielectric substrate and a conductive antenna element mounted on the dielectric substrate.
Wisconsin Alumni Research Foundation

Gas reaction trajectory control through tunable plasma dissociation for wafer by-product distribution and etch feature profile uniformity

Methods, systems, and computer programs are presented for controlling gas flow in a semiconductor manufacturing chamber. The method includes flowing a reactant gas thorough an inner feed and a tuning gas through an outer feed surrounding the inner feed, such that the gases do not mix until both are introduced in the chamber.
Lam Research Corporation

Integrated tunable inductors

An integrated inductor can be tunable via a control current which alters the magnetic flux density in a permeable magnetic material. The resulting inductor can be adjusted in-circuit, and may be suitable for applications such as dc-dc converters, rf circuits, or filters requiring operation at high frequencies and across wide bandwidths..
Arizona Board Of Regents On Behalf Of Arizona State University

Swept source terahertz coherence tomography

Disclosed is a method for a phase-insensitive single-sampling point (ssp) data collection system. A rotated 90° infrared (ir) thz signal from a step-tunable ir laser is passed though the fast axis of a 90° polarizing rotator.
Traycer Diagnostic Systems, Inc.

Activated platelet composition with tunable growth factor level

Methods and systems for generating a tunable or customizable activated product composition are related. In certain embodiments, one or more of electric pulse parameters, flow rate, or sample container size are varied so as to generate the activated product composition.
General Electric Company

3d printable lquid crystalline elastomers with tunable shape memory behavior and bio-derived renditions

Described herein are liquid crystalline elastomer compositions comprising aromatic epoxy units crosslinked with alkylene diacid units having alkylene segments containing at least one methylene unit, and/or aromatic epoxy units crosslinked with polyphenolic units, wherein the aromatic epoxy units and alkylene diacid units and/or polyphenolic units are in a molar ratio that results in the liquid crystalline elastomer composition exhibiting a glass transition temperature (tg) and a thermal stability of the liquid crystalline phase (tlc) that make them particularly suitable as shape memory materials and for use in methods of additive manufacturing. Methods for producing these compositions and their use in additive manufacturing processes are also described..
Washington State University

High gain durable anti-reflective coating

Disclosed herein are polysilsesquioxane-based anti-reflective coating (arc) compositions, methods of preparation, and methods of deposition on a substrate. In one embodiment, the polysilsesquioxane of this disclosure is prepared in a two-step process of acid catalyzed hydrolysis of organoalkoxysilane followed by addition of tetralkoxysilane that generates silicone polymers with >40 mol % silanol based on si-nmr.
Enki Technology, Inc.



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


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