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This page is updated frequently with new Tuna-related patent applications. Subscribe to the Tuna RSS feed to automatically get the update: related Tuna RSS feeds. RSS updates for this page: Tuna RSS RSS


Tunable filter structures and design structures

International Business Machines

Tunable filter structures and design structures

Tunable semiconductor device and method for making tunable semiconductor device

Euphoenix B.v.

Tunable semiconductor device and method for making tunable semiconductor device

Tunable semiconductor device and method for making tunable semiconductor device

Board Of Regents University Of Oklahoma

Tunable semiconductor lasers


Date/App# patent app List of recent Tuna-related patents
08/27/15
20150245114 
 Optical networking unit (onu) packaging patent thumbnailOptical networking unit (onu) packaging
A bidirectional optical subassembly (bosa) optical networking unit (onu) generally includes a bosa housing. A tunable laser is located in the bosa housing and is configured to generate a first optical signal for transmission at a first selected wavelength based on temperature control.
Applied Optoelectronics, Inc.


08/27/15
20150244345 
 Tunable filter structures and design structures patent thumbnailTunable filter structures and design structures
Tunable filter structures, methods of manufacture and design structures are disclosed. The method of forming a filter structure includes forming a piezoelectric resonance filter over a cavity structure.
International Business Machines Corporation


08/27/15
20150244149 
 Tunable semiconductor device and  making tunable semiconductor device patent thumbnailTunable semiconductor device and making tunable semiconductor device
Method and apparatus for a tunable laser device. In one aspect, a tunable laser device comprises a first doped cladding layer on a semiconductor substrate, a first waveguide layer of essentially undoped piezoelectric material on a top surface of the first doped cladding layer, an active layer on the top surface of the first waveguide layer, a second waveguide layer of essentially undoped piezoelectric material on the top surface of the active layer, a longitudinal structure parallel to a longitudinal axis of the semiconductor device on a top surface of the second waveguide layer comprising a doped semiconductor material, and a longitudinal interdigitated transducer (idt) formed on the top surface of the second waveguide layer or on the bottom surface of the first waveguide layer, the idt extending longitudinally in a direction parallel to the longitudinal axis and being arranged to, in response to a signal from a signal generator, generate a surface acoustic wave (saw) in a direction parallel to the longitudinal axis..
Euphoenix B.v.


08/27/15
20150244144 
 Tunable semiconductor lasers patent thumbnailTunable semiconductor lasers
A tunable semiconductor laser having, in one embodiment, a higher bias voltage end, a lower bias voltage end, and an optically active gain region comprising a band-gap configured to emit light at an emission wavelength that is tunable when an electric field is generated across the optically active gain region by applying a bias voltage thereto, an electron quantum well (qw) layer positioned closer to the higher bias voltage end than the lower voltage bias end, and a hole qw layer positioned closer to the lower bias voltage end than the higher bias voltage end and comprising a type-ii band alignment with the electron qw layer such that the band-gap is determined by an energy difference between a ground electron state in the electron qw layer and a ground hole state in the hole qw layer, wherein the emission wavelength is redshifted upon an increase in a bias voltage applied to the optically active gain region.. .
Board Of Regents University Of Oklahoma


08/27/15
20150244053 
 Tunable radio frequency coupler and manufacturing method thereof patent thumbnailTunable radio frequency coupler and manufacturing method thereof
A tunable radio frequency (rf) coupler and manufacturing method thereof are provided. The tunable rf coupler includes an insulating layer, a first transmission line and a second transmission line.
Advanced Semiconductor Engineering Inc.


08/27/15
20150243826 
 Tunable heterojunction for multifunctional electronics and photovoltaics patent thumbnailTunable heterojunction for multifunctional electronics and photovoltaics
Provided in one embodiment is a method for operating a photodiode device, which device comprises: at least one layer of an n-doped semiconductor material; two portions of a dielectric material separately disposed over separate regions of the at least one layer of the n-doped semiconductor material; at least one monolayer of a carbon-based material disposed between the two portions of dielectric material and over the at least one layer of the n-doped semiconductor material; two terminal electrodes, each electrode disposed in electrical communication with a respective one of the portions of dielectric material; and a gate electrode in electrical communication with the at least one layer of the n-doped semiconductor material. The method comprises: applying a voltage across the gate electrode and one of the two terminal electrodes; and exposing the photodiode device to electromagnetic radiation..
Northeastern University


08/27/15
20150243483 
 Tunable rf feed structure for plasma processing patent thumbnailTunable rf feed structure for plasma processing
A chamber for plasma processing semiconductor wafers is provided, comprising: a support chuck disposed in the chamber; a top electrode disposed over the support chuck and within the chamber; an rf supply rod electrically connected between an rf power source and the support chuck for providing rf power to the chamber, the rf supply rod having a corrugated surface, the corrugated surface having recessed and protruded regions that are arranged in a lengthwise repeating pattern along a segment of the rf supply rod, the corrugated surface producing a lengthwise minimum surface path along the segment that is greater than a length of the segment, the lengthwise minimum surface path defining a target length of the rf supply rod.. .
Lam Research Corporation


08/27/15
20150241481 
 Wireless josephson bifurcation amplifier patent thumbnailWireless josephson bifurcation amplifier
A wireless josephson-junction-based amplifier is described that provides improved tunability and increased control over both a quality factor q and participation ratio p of the amplifier. The device may be fabricated on a chip and mounted in a waveguide.
Yale University


08/27/15
20150238949 
 Calixarene-bound iridium-containing metal colloids patent thumbnailCalixarene-bound iridium-containing metal colloids
The invention provides complexes in which a calixarene-related compound is coordinated to an iridium-containing metal colloid. The complexes can be immobilized on a substrate.
Chevron U.s.a. Inc.


08/20/15
20150237436 
 Tunable earphone patent thumbnailTunable earphone
A tunable earphone is provided. By moving a tuning rod inserted into a hollow shell with a varied depth to drive a tuning plate thus changing the distance between a speaker and the tuning plate, the air in the hollow shell can resonate for different volumes and different path lengths, thereby adjusting a frequency response characteristic of the whole earphone..
Taer Innovation Co., Ltd.


08/20/15
20150236798 

Methods for increasing rf throughput via usage of tunable filters


Methods and devices are described for increasing rf throughput in a multiple rf paths rf transmit/receive system with a plurality rf transmit/receive systems. In one case a tunable notch filter is used to reduce channel interference between the plurality of rf transmit/receive systems..
Peregrine Semiconductor Corporation


08/20/15
20150236797 

Method and selecting wavelength by wavelength tunable optical receiver


Disclosed are a method and an apparatus for selecting a wavelength by a wavelength tunable optical receiver. The method of selecting a wavelength of a wavelength tunable optical receiver includes: receiving, by the wavelength tunable optical receiver, an optical signal from a wavelength tunable optical transmitter; filtering, by the wavelength tunable optical receiver, the optical signal through a low frequency band electrical signal filter, and obtaining a low frequency signal; determining, by the wavelength tunable optical receiver, whether the low frequency signal is a valid signal based on a current value of the low frequency signal; and when the low frequency signal is the valid signal, obtaining, by the wavelength tunable optical receiver, an enable condition of a wavelength tunable optical filter through which the low frequency signal is selected, in which the low frequency signal includes a control/monitoring signal..
Electronics And Telecommunications Research Institute


08/20/15
20150236671 

Integrated tunable filter architecture


An apparatus and method for a frequency based integrated circuit that selectively filters out unwanted bands or regions of interfering frequencies utilizing one or more tunable notch or bandpass filters or tunable low or high pass filters capable of operating across multiple frequencies and multiple bands in noisy rf environments. The tunable filters are fabricated within the same integrated circuit package as the associated frequency based circuitry, thus minimizing r, l, and c parasitic values, and also allowing residual and other parasitic impedance in the associated circuitry and ic package to be absorbed and compensated..
Peregrine Semiconductor Corporation


08/20/15
20150236647 

Circuit configuration using a frequency converter to achieve tunable circuit components such as filters and amplifiers


A frequency converting circuit including: an impedance network having a first pair of terminals and operable to provide a first signal in a frequency band centered at a first frequency f1; an output network having second and third pairs of terminals and configured to pass, between the second and third pairs of terminals, a second signal in a frequency band centered at a second frequency f2 different from f1; a pump circuit having a fourth pair of terminals and operative to provide, at the fourth pair of terminals, a third signal at a pump frequency fp, where fp?f1 and f2; and a frequency converter having a first port connected to the first terminals, a second port connected to the second terminals and a third port connected to the fourth terminals, the frequency converter being operative to cause the difference between f1 and f2 to be equal to fp.. .

08/20/15
20150236467 

Generation of frequency combs and sinc-shaped nyquist pulse trains with a large bandwidth and tunable repetition rate


A method for generating an optical frequency comb with a defined number of frequency comb lines with an adjustable spacing therebetween includes generating an input frequency comb comprising a multiplicity of input frequency comb lines with a light source. Individual frequency comb lines having an identical frequency spacing are filtered out of the multiplicity of input frequency comb lines so as to obtain filtered frequency comb lines.
Deutsche Telekom Ag


08/20/15
20150236412 

Dynamic polarization and coupling control from a steerable cylindrically fed holographic antenna


An apparatus is disclosed herein for a cylindrically fed antenna and method for using the same. In one embodiment, the antenna comprises an antenna feed to input a cylindrical feed wave and a tunable slotted array coupled to the antenna feed..

08/20/15
20150236395 

Reflection and hybrid reflection filters


A two-port tunable or reconfigurable network having a filter transfer function may include: a network input port; a network output port; a hybrid coupler having a hybrid input port, a hybrid isolated port, a hybrid through port, and a hybrid coupled port; a first load; a second load; a first internal two-port network connected between the between the first load and the hybrid through port; and a second internal two-port network connected between the between the second load and the hybrid coupled port. At least one of the first internal two-port network, the second internal two-port network, the hybrid coupler, the first load, and the second load may be tunable or reconfigurable in response to an electrical signal or a user-operated control in a way that tunes or reconfigures the filter transfer function of the two-port tunable or reconfigurable network..

08/20/15
20150236133 

Devices and methods of forming higher tunability finfet varactor


Devices and methods for forming semiconductor devices with wider finfets for higher tunability of the varactor are provided. One method includes, for instance: obtaining an intermediate semiconductor device; applying a spacer layer over the semiconductor device; etching the semiconductor device to remove at least a portion of the spacer layer to expose the plurality of mandrels; removing the mandrels; etching the semiconductor device to remove a portion of the dielectric layer; forming at least one fin; and removing the spacer layer and the dielectric layer.
Globalfoundries Inc.


08/20/15
20150235971 

Integrated tunable filter architecture


An apparatus and method for a frequency based integrated circuit that selectively filters out unwanted bands or regions of interfering frequencies utilizing one or more tunable notch or bandpass filters or tunable low or high pass filters capable of operating across multiple frequencies and multiple bands in noisy rf environments. The tunable filters are fabricated within the same integrated circuit package as the associated frequency based circuitry, thus minimizing r, l, and c parasitic values, and also allowing residual and other parasitic impedance in the associated circuitry and ic package to be absorbed and compensated..
Peregrine Semiconductor Corporation


08/20/15
20150235811 

Tunable multi-zone gas injection system


A tunable multi-zone injection system for a plasma processing system for plasma processing of substrates such as semiconductor wafers. The injector can include an on-axis outlet supplying process gas at a first flow rate to a central zone and off-axis outlets supplying the same process gas at a second flow rate to an annular zone surrounding the central zone.
Lam Research Corporation


08/20/15
20150235799 

Versatile spin-polarized electron source


One or more embodiments relate generally to the field of photoelectron spin and, more specifically, to a method and system for creating a controllable spin-polarized electron source. One preferred embodiment of the invention generally comprises: method for creating a controllable spin-polarized electron source comprising the following steps: providing one or more materials, the one or more materials having at least one surface and a material layer adjacent to said surface, wherein said surface comprises highly spin-polarized surface electrons, wherein the direction and spin of the surface electrons are locked together; providing at least one incident light capable of stimulating photoemission of said surface electrons; wherein the photon polarization of said incident light is tunable; and inducing photoemission of the surface electron states..

08/20/15
20150234422 

Tunable sector buffer for wide bandwidth resonant global clock distribution


A wide bandwidth resonant clock distribution comprises a clock grid configured to distribute a clock signal to a plurality of components of an integrated circuit and a tunable sector buffer configured to receive the clock signal and provide an output to the clock grid. The tunable sector buffer is configured to set latency and slew rate of the clock signal based on an identified resonant or non-resonant mode..
International Business Machines Corporation


08/20/15
20150233829 

Method and system for improving resolution of a spectrometer


The present disclosure provides systems and methods for improving the resolution of a spectrometer configured to provide a frequency spectrum of a radiation incoming from a sample. The system comprises an optical medium configured so that the radiation incoming from the sample be transferred through the optical medium, the optical medium having a predetermined tunable spectral transmission curve; an operating unit connectable to the optical medium and configured to operate the optical medium so as to shift the spectral transmission curve of the optical medium over a predetermined spectral range; and a processing unit connectable to the spectrometer and configured to process a set of shifted frequency spectra provided by the spectrometer and obtainable by transferring the radiation incoming from the sample through the optical medium while shifting the spectral transmission curve of the optical medium so as to obtain a super resolved frequency spectrum of improved spectral resolution..
Bar Ilan University


08/20/15
20150232366 

Tunable mold system for glass press bending equipment


A mechanism for bending glass comprising a seating device and a mold configured to bend a substrate to a desired shape, the substrate adaptable to be provided on the seating device. A position of the mold in relation to the seating device can be controlled by a programmable counterweight system..
Corning Incorporated


08/20/15
20150231951 

Tunable sound dampening system


A sound dampening system having at least two acoustic deflection pads separated by a distance and an actuator operable to alter the distance in response to a stimulus is disclosed. In some embodiments, the actuator is a shape memory alloy wire.
Toyota Motor Engineering & Manufacturing North America, Inc.


08/13/15
20150228708 

Tunable poly resistors for hybrid replacement gate technology and methods of manufacturing


A poly resistor manufacturing method which allows resistor targeting and/or tuning by process rather than by design is disclosed. Embodiments include forming a high-k dielectric on a sti layer; forming a ti layer on the high-k dielectric; forming a dummy si layer on the tin layer; forming spacers at opposite sides of the high-k dielectric, tin, and dummy si layers; forming an ild surrounding the spacers; removing a portion of the dummy si layer adjacent to each spacer, down to the tin layer, to form a metal resistor end region; filling each metal resistor end region with a pwf stack; recessing the dummy si layer between the pwf stacks; forming a tin hardmask over the ild, the spacers, the pwf stacks, and the recessed dummy si layer; forming a nwf stack over the tin hardmask; and planarizing the nwf metal stack and the tin hardmask down to the ild..
Globalfoundries Inc.


08/13/15
20150223681 

Method and ultrafast multi-wavelength photothermal optical coherence tomography (oct)


Certain embodiments are directed to methods and apparatus for ultrafast mwp-oct that is based on precise control of the oct tunable-laser source combined with synchronization of the photothermal excitation laser emission. The invention is generally related to physics, biology, medicine, and imaging.
The Board Of Regents Of The University Of Texas Systems


08/06/15
20150222385 

Transponder for wdm ring network


For a wdm ring network, a node has an optical add drop part and a transponder having a wavelength tunable transmitter for sending a selectable one of the wavelengths in a selectable direction around the ring to a destination node. There is a controller configured to select the wavelength to be sent by the wavelength tunable transmitter and to change the direction of sending around the ring, in response to a detection of a fault in sending in one of the directions.
Telefonaktiebolaget L M Ericsson (publ)


08/06/15
20150222374 

Reception device, reception method, and program


Provided is a reception device including a first acquisition unit configured to acquire station information regarding a station transmitting a broadcasting wave of broadcasting on an arbitrary segment, a storage unit configured to store the station information, a selection unit configured to select a station transmitting a broadcasting wave that is receivable at a predetermined position as a tunable station to be tuned to using the station information, a specifying unit configured to specify a transmission frequency used at a transmission point of a broadcasting wave of the broadcasting performed by the tunable station using the station information, and a tuning control unit configured to perform tuning control such that a service of the broadcasting performed by the tunable station is tuned to according to the transmission frequency.. .
Sony Corporation


08/06/15
20150222082 

External cavity laser


Embodiments of systems and methods are provided for a tunable laser device. The tunable laser device may include a diffraction grating connected to a pivot arm that pivots the diffraction grating about a pivot point to tune the laser device.
Akonia Holographics, Llc


08/06/15
20150222078 

Method for switching output wavelength of tunable wavelength laser, switching wavelength of tunable wavelength laser, and tunable wavelength laser device


A method for switching a wavelength of a tunable wavelength laser, which is provided with a temperature control device for an etalon and a wavelength detecting section for identifying a wavelength of the laser by a front/back ratio of the etalon, the wavelength of the laser being set in a target wavelength on the basis of a detection result of the wavelength detecting section, and the method comprises: driving the laser at a first wavelength; suppressing output of light of the laser in response to a command indicating an optical output at a second wavelength; starting control of the temperature control device towards a second etalon temperature corresponding to the second wavelength; and before the etalon reaches the second etalon temperature, detecting that the etalon reaches a temperature range corresponding to an allowable wavelength range corresponding to the second wavelength, and cancelling the suppression of light in response thereto.. .
Sumitomo Electric Device Innovations, Inc.


08/06/15
20150222021 

Ridged waveguide feed structures for reconfigurable antenna


A reconfigurable holographic antenna includes a metamaterial layer and a waveguide with at least one ridge. The metamaterial layer includes an array of tunable slots configurable to form holographic diffraction patterns.

08/06/15
20150222020 

Tunable antenna structure


Example embodiments disclosed herein relate to a tunable antenna structure. A short arm of an antenna structure is coupled to a matching circuit, where the matching circuit is coupled to an input signal.
Qualcomm Incorporated


08/06/15
20150222014 

Waveguide feed structures for reconfigurable antenna


A reconfigurable holographic antenna includes a waveguide and a metamaterial layer. The metamaterial layer includes an array of tunable slots.

08/06/15
20150221633 

Semiconductor device comprising an esd protection device, an esd protection circuitry, an integrated circuit and a manufacturing a semiconductor device


A semiconductor device includes an esd protection device. In a n-well, two p+ doped regions form a collector and emitter of a parasitic transistor of the esd protection device.
Freescale Semiconductor, Inc.


08/06/15
20150221425 

Magnetic-core polymer-shell nanocomposites with tunable magneto-optical and/or optical properties


Methods are disclosed for synthesizing nanocomposite materials including ferromagnetic nanoparticles with polymer shells formed by controlled surface polymerization. The polymer shells prevent the nanoparticles from forming agglomerates and preserve the size dispersion of the nanoparticles.
The Arizona Board Of Regents On Behalf Of The University Of Arizona


07/30/15
20150215044 

Topology-reconfigurable 5g optical mobile fronthaul architecture with software-defined any-to-any connectivity and hierarchical qos


A method includes providing run-time optical 5g mobile fronthaul mfh topology re-configurability through software-defined control of both optical circuit switches and electrical packet switches readily accommodating unpredictable traffic patterns and low latency optical by-pass based device-to-device connectivity. The providing includes employing an optical any-to-any switch for wavelength-tunable and fixed-wavelength optical transceivers..
Nec Laboratories America, Inc.


07/30/15
20150214985 

Tunable radio frequency (rf) front-end architecture using filter having adjustable inductance and capacitance


A device includes an adjustable capacitance and a switchable inductance coupled to the adjustable capacitance and configured as a tunable resonant circuit, the switchable inductance comprising a tapped structure having a first inductance and a second inductance.. .
Qualcomm Incorporated


07/30/15
20150214693 

Apparatus and stabilizing pulse laser output


A pulse laser output stabilizing apparatus including a directional coupler to receive output of pulse laser, the output branching into a first optical path and a second optical path, a photodetector to receive light branching into the first optical path and output current according to intensity of the light, a current-voltage converter to convert output current of the photodetector into a voltage and output converted voltage, a function generator to provide an output proportional to output signal of the current-voltage converter with a predetermined frequency, a time delay unit on the second optical path providing a predetermined time delay for feedback control, and an acousto-optic tunable modulator to receive output signal of the functional generator and optical signal from the time delay unit as an input and modulate and output the optical signal from the time delay unit according to amplitude of the output signal of the function generator.. .
Korea Research Institute Of Standards And Science


07/30/15
20150214626 

Tunable antenna


A tunable antenna including a first radiation element, a shorting element, a feeding element, and an impedance matching circuit is provided. The first radiation element provides a first resonant path, so that the tunable antenna covers a first band.
Askey Computer Corp.


07/30/15
20150214425 

Optoelectronic integrated circuit


A semiconductor device employs an epitaxial layer arrangement including a first ohmic contact layer and first modulation doped quantum well structure disposed above the first ohmic contact layer. The first ohmic contact layer has a first doping type, and the first modulation doped quantum well structure has a modulation doped layer of a second doping type.
The University Of Connecticut


07/30/15
20150214304 

Graphene transistor having tunable barrier


Provided are graphene transistors having a tunable barrier. The graphene transistor includes a semiconductor substrate, an insulating thin film disposed on the semiconductor substrate, a graphene layer on the insulating thin film, a first electrode connected to an end of the graphene layer, a second electrode that is separate from an other end of the graphene layer and contacts the semiconductor substrate, a gate insulating layer covering the graphene layer, and a gate electrode on the gate insulating layer, wherein an energy barrier is formed between the semiconductor substrate and the graphene layer..
Sungkyunkwan University Research & Business Foundation


07/30/15
20150212029 

Tunable chemical sensing device


A tunable chemical sensing device includes a sensing unit, a plurality of first pads, a value reading circuit and a plurality of second pads. The sensing unit has a first impedance component and a plurality of second impedance components.
Sensor Tek Co., Ltd.


07/30/15
20150211929 

External cavity laser source


A tunable laser source that includes multiple gain elements and uses a spatial light modulator in an external cavity to produce spectrally tunable output is claimed. Several designs of the external cavity are described, targeting different performance characteristics and different manufacturing costs for the device.
Spectral Sciences, Inc.


07/23/15
20150207296 

Tunable soi laser


A wavelength tunable silicon-on-insulator (soi) laser comprising: a laser cavity including: a semiconductor gain medium having a front end and a back end; and a phase-tunable waveguide platform coupled to the front end of the semiconductor gain medium; wherein the phase-tunable waveguide platform includes a first distributed bragg reflector (dbr) and a second distributed bragg reflector (dbr); at least one of the distributed bragg reflectors having a comb reflectance spectrum; and wherein a mirror of the laser cavity is located at the back end of the semiconductor gain medium.. .
Rockley Photonics Limited


07/23/15
20150207291 

Tunable soi laser


A wavelength tunable silicon-on-insulator (soi) laser comprising: a laser cavity including: a semiconductor gain medium having a front end and a back end, wherein a mirror of the laser cavity is located at the back end of the semiconductor gain medium; and a phase-tunable waveguide platform coupled to the front end of the semiconductor gain medium, the phase-tunable waveguide platform comprising: a first resonator and a second resonator; at least one resonator being a phase-tunable resonator; wherein the first resonator is any one of: an mmi device including a pair of reflective surfaces defining a resonator cavity therebetween such that the device is configured to act as a fabry-perot filter; a ring resonator; or a waveguide fabry-perot filter; and wherein the second resonator is any one of: an mmi device including a pair of reflective surfaces defining a resonator cavity therebetween such that the device is configured to act as a fabry-perot filter; a ring resonator; or a waveguide fabry-perot filter.. .
Rockley Photonics Limited


07/23/15
20150207215 

Reversibly deformable and mechanically tunable fluidic antennas


A method of manufacturing a fluidic structure is disclosed. A cavity that defines a shape of an element of the fluidic structure within a material is formed.
North Carolina State University


07/23/15
20150205267 

Tunable delay cells for time-to-digital converter`


A time-to-digital converter (tdc) comprises a first delay line including a plurality of first delay cells connected in series, wherein each of the first delay cells include a plurality of first delay units connected in series, wherein each of the first delay units includes a tunable pmos transistor, a first poly on oxide definition (od) edge (pode) transistor, and a pull-up pmos transistor. The tdc further comprises a second delay line including a plurality of second delay cells connected in series, wherein each of the second delay cells include a plurality of second delay units connected in series, wherein each of the second delay units includes a tunable nmos transistor, a second pode transistor, and a pull-down nmos transistor..
Taiwan Semiconductor Manufacturing Co., Ltd.


07/23/15
20150205134 

Systems, articles, and methods for wearable heads-up displays


Systems, articles, and methods for transparent displays that are particularly well-suited for use in wearable heads-up display devices are described. Such transparent displays include a register of light sources that sequentially generates light signals representative of portions (e.g., pixels, and sometimes rows or columns of pixels) of an image.
Thalmic Labs Inc.


07/23/15
20150205096 

Tunable lens system


Provided herein a tunable lens system including a lens having a transparent solid material; and a lens focus adjuster disposed below the lens, and configured such that its area contracts or expands based on the electric energy applied and transforms the shape of the lens correspondingly to the contracted or expanded area so as to adjust the focus of the lens.. .
Electronics And Telecommunications Research Institute


07/23/15
20150204779 

Method for measuring the concentration of a gas component in a measuring gas


A method for measuring the concentration of a gas component in a measuring gas. An absorption line of the gas component is varied as a function of the wavelength of the light of a wavelength-tunable light source within a periodically sequential scanning interval.
Siemens Aktiengesellschaft


07/23/15
20150204723 

Optical phase device, method and system


The invention provides an optical phase device with its application method and system. The optical phase device consists of a transparent dielectric substrate, a multilayer stack of dielectrics and a buffer layer.
Beihang University


07/23/15
20150202461 

System and methods for optical stimulation of neural tissues


The present invention, in one aspect, relates to a system for stimulating neural tissue of a living subject. The system comprises an energy source capable of generating optical energy, a connector having a first end and a second end capable of transmitting optical energy, and a probe operably coupled to the second end of the connector and having an end portion for delivering optical energy to a target neural tissue.
Vanderbilt University


07/23/15
20150201833 

Optical coherence tomography system with multiple sample paths


Improved optical coherence tomography (oct) imaging systems are generally described. In an example, an oct imaging system includes a tunable laser source, an interferometer, a splitter, and a detector.
Santec Corporation


07/16/15
20150200646 

Wireless communication device and adjusting antenna matching


A wireless communication device includes a diversity antenna operating in a receiving frequency band to receive a receiving signal in the reception frequency band, a tunable matching circuit for adjusting a matching of the diversity antenna according to a control signal, a detection circuit for detecting a wireless communication system corresponding to the receiving signal to generate a detection result, wherein the detection result indicates an antenna configuration and a transmission frequency band corresponding to the wireless communication system, and a radio-frequency processing circuit for determining whether to adjust the matching of the diversity antenna to weaken antenna performance of the diversity antenna in both or one of the transmission frequency band and the reception frequency band according to the antenna configuration so as to improve an isolation between the diversity antenna and a main antenna.. .
Wistron Neweb Corporation


07/16/15
20150200458 

Wireless communication device


A wireless communication device includes an antenna for receiving a receiving signal and including a radiator whose input impedance is inductively centralized, a tunable matching circuit coupled to the antenna for adjusting a matching of the antenna according to a control signal, and a radio-frequency processing circuit coupled to the tunable matching circuit, for determining whether to adjust the matching of the antenna according to a receiving band and a transmitting band corresponding to the receiving signal to generate the control signal to the tunable matching circuit, wherein the tunable matching circuit adjusts the matching of the antenna to optimize the matching of the antenna in the receiving band and the transmitting band.. .
Wistron Neweb Corporation


07/16/15
20150200286 

Metalorganic chemical vapor deposition of oxide dielectrics on n-polar iii-nitride semiconductors with high interface quality and tunable fixed interface charge


A method of fabricating a iii-nitride semiconductor device, including growing an iii-nitride semiconductor and an oxide sequentially to form an oxide/iii-nitride interface, without exposure to air in between growth of the oxide and growth of the iii-nitride semiconductor.. .
The Regents Of The University Of California


07/16/15
20150200028 

Coherent field gradient momentum splitting


Systems and methods for coherent splitting of a matter wave for supporting a variety of applications and fundamental studies in the fields of matter wave momentum splitting and interferometry. The systems and methods utilize pulsed field gradients and rabi transitions between internal energy states.
Ben Gurion University Of The Negev Research And Development Authority


07/16/15
20150197852 

Plasma processing apparatus and plasma-uniformity control method


Embodiments of a plasma density distribution control method and a plasma processing apparatus are provided. The plasma processing apparatus includes an electrostatic chuck positioned in a processing chamber thereof the electrostatic chuck includes a number of power electrodes for controlling the plasma in the processing chamber, and the power electrodes are separated from and movable relative to each other.
Taiwan Semiconductor Manufacturing Co., Ltd.


07/16/15
20150197058 

Wrinkled surfaces with tunable hierarchy and methods for the preparation thereof


This invention relates to the low-cost manufacture of a tunable physical topographic pattern and more particularly to the manufacture of micro and nano scale hierarchical periodic wrinkle patterns that are generated upon compression of supported thin films. Disclosed herein is (i) a composite material with tunable hierarchical wrinkle patterns, wherein the composite material comprises a stretched and pre-patterned base layer and a thin film that is conformally attached to the pre-patterned surface of the base layer, (ii) a method of fabricating the pre-patterned base via pattern replication, and (iii) a method of fabricating tunable hierarchical wrinkle patterns, wherein the pattern can be deterministically switched across the hierarchical and non-hierarchical states via strain control..

07/16/15
20150196690 

Coatings with tunable molecular architecture for drug-coated balloon


A drug delivery balloon is provided, the a balloon having an outer surface, and a tunable coating disposed on at least a length of the balloon surface. The tunable coating includes a first therapeutic agent and a first excipient, wherein the cytostatic therapeutic agent and the at least one excipient have a weight ratio of about 20:1 to about 1:20, and further wherein the coating provides increased efficiency of therapeutic transfer to a body lumen..
Abbott Cardiovascular Systems Inc.


07/16/15
20150196584 

Oxygen-controllable and hypoxia-inducible hydrogels


Novel hydrogels that can serve as 3d hypoxic microenvironments are disclosed. Oxygen controllable, hypoxia-inducible hydrogels (hi hydrogels) are composed of a phenolic agent and polymer backbone, which can form hydrogel networks via oxygen consumption in an enzyme-mediated crosslinking reaction.
The Johns Hopkins University


07/09/15
20150195041 

Adjustable delayer, delaying an input signal and polar transmitter


An adjustable delayer for adjustably delaying an input signal based on a delay adjustment input information describing a desired delay includes a plurality of series-connected tunable delay circuits, wherein a first of the tunable delay circuits is configured to receive the input signal. The adjustable delayer also includes a closed-loop control circuit configured to provide a first delay tuning information to tune a combined delay of the plurality of tunable delay circuits to fulfill a predetermined condition.
Intel Mobile Communications Gmbh


07/09/15
20150194991 

Graphene resonator based mixer-first receiver on cmos for digitally controlled and widely tunable rf interface


A radio frequency (rf) receiver including a baseband circuitry. The baseband circuitry can include a graphene nano-electro-mechanical (gnems) based system, a receiver, and a front-end mixer.
The Trustees Of Columbia University In The City Of New York


07/09/15
20150194949 

Temperature-compensated high accuracy clock


A tunable clock circuit has a dual overlapping digital to analog converter (dac) and an oscillator. The dual overlapping dac provides a first output selectable with a first resolution and a second output selectable with a second resolution.
Freescale Semiconductor, Inc.


07/09/15
20150193431 

Systems and methods for recognizing, classifying, recalling and analyzing information utilizing ssm sequence models


A biologically-inspired model for sequence representation, method of construction and application of such models, and systems incorporating same are provided. The model captures the statistical nature of sequences and uses that for sequence encoding, recognition, and recall.
Iowa State University Research Foundation, Inc.


07/09/15
20150192768 

Tunable mid-ir fiber laser for non-linear imaging applications


A microscopy system, including: a mode-locked fiber laser configured to output a pulse having a center wavelength; a nonlinear waveguide configured to shift the wavelength of the pulse from the mode-locked fiber laser; a fiber amplifier configured to amplify the output from the first nonlinear waveguide; a second-harmonic generator configured to generate femtosecond pulses at twice the optical frequency from the output of the fiber amplifier; and an imaging system.. .
Thorlabs, Inc.


07/02/15
20150188284 

Method for controlling wavelength tunable laser


A method for controlling wavelength tunable laser comprises the steps of inputting information specifying a first wavelength, determining whether or not the first wavelength is identical to a second wavelength coinciding with any of the fundamental wavelengths stored in the first memory, acquiring a drive condition for the second wavelength from the first memory when it is determined that the first and second wavelengths are identical to each other, calculating a drive condition at the first wavelength, when it is determined that the first and second wavelengths differ from each other, by acquiring the drive condition for the second wavelength from the first memory and using the drive condition according to the difference between the first and second wavelengths, and controlling an lasing wavelength of the wavelength tunable laser according to the drive condition in the acquiring step or calculating step.. .
Sumitomo Electric Device Innovations, Inc.


07/02/15
20150187530 

X-ray tube having planar emitter with tunable emission characteristics


An electron emitter can include: a plurality of elongate rungs connected together end to end from a first emitter end to a second emitter end in a plane so as to form a planar pattern; a plurality of corners, wherein each elongate rung is connected to another elongate rung through a corner having a corner apex and an opposite corner nadir; a first gap between adjacent non-connected elongate rungs, wherein the first gap extends from the first emitter end to a middle rung; a second gap between adjacent non-connected elongate rungs, wherein the second gap extends from the second emitter end to the middle rung, wherein the first gap does not intersect the second gap; and one or more cutouts at one or more of the corners of the plurality of corners between the corner apex and corner nadir or at the corner nadir.. .
Varian Medical Systems, Inc.


07/02/15
20150185224 

Predicting bladder cancer responsiveness to bcg


Bacillus calmette-guerin (bcg) administration plays a central role in managing carcinoma in situ of the bladder. Unfortunately, recurrence or progression of disease is seen in up to 30% of treated patients.
Memorial Sloan-kettering Cancer Center


07/02/15
20150185077 

Method and tuning coherent radiation


A tunable coherent radiation source comprises a pump laser which outputs a pump beam and a non-linear optical medium having a tuning pattern to provide tuning across a wavelength range. A translation system is arranged such that the pump beam is translated across the tuning pattern.
Iti Scotland - Scottish Enterprise


07/02/15
20150185073 

System and dynamically sweeping a tunable laser


The invention provides a dynamically swept tunable laser system and method for measuring sensor characteristics obtained from an array of optical sensors comprising means for dividing the total wavelength sweep of the laser into different regions in any particular order where each region contains single or multiple contiguous sweep segments and where each sweep segment is referenced by a start and a stop reference and can have different lengths compared to the other sweep segments. The sensor characteristics are determined from each region swept by the tunable laser.
Faz Technology Limited


07/02/15
20150184994 

Oct swept laser with high coherence signal extraction


An optical coherence tomography system utilizes an optical swept laser that has improved coherence length in the swept optical signal. This is accomplished using an intra-cavity element that extracts the tunable optical signal at the optimal location within the laser's resonant cavity.
Axsun Technologies, Inc.


07/02/15
20150183997 

Tunable materials


One or more techniques are disclosed for a method for functionalized a graphitic material comprising the steps of: 1) providing a graphitic material; 2) providing a first molecule comprising a first group, a spacer, and a second group; 3) providing a second molecule comprising a third group, a spacer, and a fourth group, wherein said third group is a different group from said first group; and 4) bonding the first molecule and the second molecule to the graphitic material. Also disclosed is a tunable material composition comprising the functionalized carbon nanotubes or functionalized graphene prepared by the methods described herein..
Tesla Nanocoatings, Inc.


07/02/15
20150183956 

Highly fluorescent monodisperse, cross-linked polymer microbeads


The invention disclosed herein is the composition comprising a fluorescent chromophore as cross linker incorporated to polymer beads, wherein the fluorescence of the composition occurs in solid state and solution state with high quantum yield in solid state. Particularly, the invention provides fluorescent monodisperse crosslinked ps-pbix, ps-opvx, ps-pbitega, ps-pbitega-opvx, ps-pbix-opvx, pmma-opvx, and pmma-pbix microspheres or beads, having tunable color emission such that fluorophore made using ps-pbitega-opvx will emit white light.
Council Of Scientific And Industrial Research


07/02/15
20150183841 

High molecular weight silk fibroin and uses thereof


Provided herein relates to high molecular weight silk-based materials, compositions comprising the same, and processes of preparing the same. The silk-based materials produced from high molecular weight silk can be used in various applications ranging from biomedical applications such as tissue engineering scaffolds to construction applications.
Trustees Of Tufts College


07/02/15
20150183028 

One pot process for the preparation of ultra-small size transition metal nonoparticles


Disclosed is a one pot process for the synthesis of ultra-small uniform-sized (1-3 nm) transition metal nanoparticles with shape tunability. These nanoparticles have uses in various fields, including catalysis and fuel cells..
Council Of Scientific & Industrial Research


06/25/15
20150180502 

Output power control for rf digital-to-analog converter


Methods and apparatus, including computer program products, are provided for power control of rf dacs. In one aspect there is provided an apparatus.
Nokia Corporation


06/25/15
20150180439 

Programmable phase shifter with tunable capacitor bank network


Methods and apparatus, including computer program products, are provided for a programmable phase shifter. In some example embodiments, there is provided an apparatus.
Nokia Corporation


06/25/15
20150180426 

Adaptive receiver/transmitter amplifier circuit


A smart amplifier circuit is disclosed. The amplifier circuit comprises a processor configured to receive a state control signal and generate a plurality of control signals, a power amplifier configured to provide an amplified rf signal that is a function of the rf input signal and the first control signal, and a tunable matching network configured to receive a second control signal and to provide a tuned, amplified rf output signal as an output that is a function of the amplified rf signal and the second control..
Auriga Measurement Systems, Llc


06/25/15
20150180132 

Electrically tunable miniature antenna


Described herein are architectures, platforms and methods for electrically tuning radiators in a portable device.. .

06/25/15
20150180106 

Bandpass microwave filter tunable by relative rotation of an insert section and of a dielectric element


A bandpass filter for microwave-frequency wave which is frequency tunable, comprises at least one resonator. Each resonator comprises a cavity having a conducting wall substantially cylindrical in relation to an axis z, and at least one dielectric element disposed inside the cavity.
Centre National D'etudes Spatiales


06/25/15
20150180105 

Bandpass microwave filter tunable by rotation of a dielectric element


A frequency tunable microwave bandpass filter comprises a resonator, including: a cavity with conducting wall substantially cylindrical with axis z having height h, and partially closed at both ends; and a dielectric element inside the cavity. The resonator resonates at two perpendicular polarizations having distributions of electromagnetic field in the cavity deduced from each other by 90° rotation.
Centre National D'etudes Spatiales


06/25/15
20150177592 

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.
Trustees Of Princeton University


06/25/15
20150177277 

Radio-frequency test system with tunable test antenna circuitry


A test system is provided for performing radio-frequency tests on an electronic device under test (dut) having multiple antennas. The test system may include a test unit for generating radio-frequency test signals, a test enclosure, and a test antenna fixture.
Apple Inc.


06/25/15
20150177115 

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


06/25/15
20150174549 

High-throughput synthesis of nanoparticles


A simple and versatile coaxial turbulent jet mixer can synthesize a range of nanoparticles at high throughput, while maintaining the advantages of homogeneity, reproducibility, and tunability that are normally accessible only in specialized microscale mixing devices. Rapid mixing down to a timescale of 7 ms can be achieved by controlling the reynolds number, providing homogeneous and controllable environments for formation of nanoparticles, for example, by precipitation.
Massachusetts Institute Of Technology


06/25/15
20150174275 

Aqueous radiation protecting formulations and methods for making and using them


Medical devices are typically sterilized in processes used to manufacture such products and their sterilization by exposure to radiation is a common practice. Radiation has a number of advantages over other sterilization processes including a high penetrating ability, relatively low chemical reactivity, and instantaneous effects without the need to control temperature, pressure, vacuum, or humidity.
Medtronic Minimed, Inc.




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

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