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Snaptrack Inc patents


Recent patent applications related to Snaptrack Inc. Snaptrack Inc is listed as an Agent/Assignee. Note: Snaptrack Inc may have other listings under different names/spellings. We're not affiliated with Snaptrack Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Snaptrack Inc-related inventors


Component with improved heat dissipation

In a component with component structures generating dissipation heat, it is proposed to apply on an active side of the substrate a heat-conducting means to the back side of the component substrate, which has a second thermal conductivity coefficient αls, which is substantially higher than the first thermal conductivity coefficient αs of the substrate. The heat dissipation then succeeds via the heat-conducting means and via connecting means which connect the substrate to a carrier.. ... Snaptrack Inc

Improved tracking

There is disclosed a voltage regulator, including a switching stage, for generating an output voltage, the voltage regulator comprising a feedback path for controlling the switching stage, in which a feedback signal in the feedback path is ramp-compensated, the ramp for the ramp compensation being generated from an output of the switching stage.. . ... Snaptrack Inc

Arrangement with a mems device and method of manufacturing

An arrangement and a production method for the arrangement with at least one mems device, which comprises a package that closely encloses the mems device and seals it from ambient influences. The package comprises as sealing a pfpe layer of a perfluoropolyether polymerized with the aid of functional groups.. ... Snaptrack Inc

Hf circuit and hf module

An hf circuit is specified, by means of which carrier aggregation is possible with a simple design. The circuit comprises a duplexer, a further filter, and two phase shifters, and can be used in an hf module of a mobile wireless device.. ... Snaptrack Inc

Multiplexer

The multiplexer operates with acoustic waves. The multiplexer comprises an antenna connector (ant) for coupling the multiplexer to at least one antenna, at least one transmission connector (txc), at least one reception connector (rxc), and a common connector (cc). ... Snaptrack Inc

Glass ceramic sintered compact and wiring board

[problem] the aim of the present invention lies in providing a glass ceramic sintered compact in which dielectric loss in a high-frequency region is reduced, without any reduction in sintering density, and also in providing a wiring board employing same. [solution] a glass ceramic sintered compact containing a glass component, a ceramic filler and a composite oxide, characterized in that the glass component is crystallized glass on which is deposited a diopside oxide crystal phase including at least mg, ca and si, and the composite oxide includes at least al and co.. ... Snaptrack Inc

Cascaded resonator

In a resonator, two interdigital transducers (w1,w2) are electrically series-connected and arranged next to each other in the longitudinal direction within an acoustic track delimited by reflectors. Between the two interdigital transducers, a transition area (ueb) is formed in that the finger period p, which is defined as the distance between the finger centers of adjacent transducer fingers, is higher in comparison to the remaining interdigital transducer.. ... Snaptrack Inc

Mems component and method for encapsulating mems components

A mems component includes, on a substrate, component structures, contact areas connected to the component structures, metallic column structures seated on the contact areas, and metallic frame structures surrounding the component structures. A cured resist layer is seated on frame structure and column structures such that a cavity is enclosed between substrate, frame structure and resist layer. ... Snaptrack Inc

Electroacoustic component with improved acoustics

An electro-acoustic component with improved acoustics is specified. The component comprises a rectangular chip whose side edges are rotated relative to the piezoelectric axis.. ... Snaptrack Inc

Hf circuit and front-end circuit comprising an hf circuit

The invention relates to an hf circuit, for example for use in front-end circuits, having improved signal quality in carrier aggregation. According to the invention, a signal path between a duplexer and a diplexer comprises a phase shifter.. ... Snaptrack Inc

Electro-acoustic transducer and electro-acoustic component comprising an electro-acoustic transducer

An electro-acoustic transducer and an electro-acoustic component including an electro-acoustic transducer are disclosed. In an embodiment the transducer includes a first and a second bus bar, a plurality of electrode fingers and a plurality of two or more sub tracks, wherein each electrode finger is electrically connected to one of the bus bars, wherein each sub track extends along a longitudinal direction, wherein all sub tracks are arranged one next to another in a transversal direction, wherein at least a first of the sub tracks includes segments of the electrode fingers and has an associated sub track with segments of the electrode fingers, wherein the segments of the electrode fingers of the first sub track are shifted by a distance s=λ/2 along the longitudinal direction relative to the segments of the electrode fingers of the associated sub track, and wherein λ is an acoustic wavelength.. ... Snaptrack Inc

Cased electrical component

The invention relates to a cased electrical component comprising a carrier substrate (10), a spring device (20), which is arranged on the carrier substrate (10), a chip (30), which on a first side (31) of the chip is coupled to the spring device (20), and a cover element (100), which is arranged on the carrier substrate (10). The cover element (100) is arranged over the chip (20) such that the cover element (100) is in contact with the chip (30) at least on a second side (32) of the chip, which is different from the first side. ... Snaptrack Inc

Power amplifier with stabilising network

A power amplifier circuit comprising a transistor for receiving a signal to be amplified at an input and for outputting an amplified signal at an output; a modulated power supply connected to the transistor output; and a resistive element connected at the transistor output such that a low impedance is maintained at the transistor output across a range of operational frequencies.. . ... Snaptrack Inc

Low-warpage ceramic carrier plate and method for production

For a carrier plate, it is proposed to brace a first ceramic functional layer over a connecting layer (vs) with a ceramic stressing layer (sps) in order to reduce the lateral sintering shrinkage. The functional layer (fs) and the stressing layer (sps) are glass-free or have only a small glass content of less than 5 wt %, whereas the connecting layer (vs) comprises a glass component or is a glass layer.. ... Snaptrack Inc

11/16/17 / #20170331453

Arrangement comprising a dms filter and a steep right edge

In an arrangement having a dms filter, it is provided to symmetrically divide at least one of the transducers (w) of the dms filter (dms) into two sub-transducers (t,t′) electrically connected in parallel and to shift them apart from each other by an amount of at least a half wavelength. This results in the signals of the two sub-transducers canceling each other out at a frequency in a stopband and thereby generating an attenuation pole in the upper blocking region.. ... Snaptrack Inc

11/16/17 / #20170331451

Electroacoustic transducer with improved suppression of unwanted modes

An improved electroacoustic transducer with an improved mode profile is provided. The transducer comprises a transversal velocity profile with a periodic structure and an edge structure flanking the periodic structure. ... Snaptrack Inc

11/09/17 / #20170324394

Saw transducer with suppressed mode conversion

A transducer for saw-type or psaw-type acoustic waves is proposed in which the dielectric (dk) is applied onto the substrate so that the gap (gp) between the ends of the electrode fingers and the opposite bus electrode is completely filled with said dielectric (dk), but the active area of the transducer, thus transversal overlap area (ub) of the electrode fingers, is not covered by said dielectric.. . ... Snaptrack Inc

10/05/17 / #20170287414

Display apparatus including self-tuning circuits for controlling light modulators

This disclosure provides systems, methods and apparatus for controlling the states of a light modulator used in displays. A display apparatus includes pixel circuits coupled to the light modulators. ... Snaptrack Inc

09/28/17 / #20170278447

Vector dithering for displays employing subfields having unevenly spaced gray scale values

This disclosure provides systems, methods, apparatus, and computer readable media for generating images on a display using a dithering process that takes into account an uneven spacing of available gray scale values in at least one color subfield used to generate the images. The dithering process includes generating a set of initial color subfields, a set of quantized color subfields, and a set of final color subfields, which are then output on the display. ... Snaptrack Inc

09/21/17 / #20170272855

Simple to produce electric component and method for producing an electric component

The invention relates to a simple to produce electric component for chips with sensitive component structures. Said component comprises a connection structure and a switching structure on the underside of the chip and a support substrate with at least one polymer layer.. ... Snaptrack Inc

09/21/17 / #20170272104

Hf filter module with improved expandability

The invention relates to an hf module, the filter functionality of which can easily be expanded and which has good electrical properties. For this purpose, the module comprises two filter units with a respective hf filter and a switch having two possible switching states. ... Snaptrack Inc

09/21/17 / #20170272053

Baw resonator with reduced heat build-up, hf filter comprising baw resonator, duplexer comprising hf filter, and production method

The invention relates to a baw resonator with reduced heat build-up. The heat build-up is reduced by a thermal bridge, which dissipates heat from the electro-acoustically active region to a support substrate, without impairing the acoustics of the resonator.. ... Snaptrack Inc

09/21/17 / #20170267519

Covering for a component and method for producing a covering for a component

The invention relates to a covering (1) for an electronic component (e.g. Of the mems, baw, or saw type). ... Snaptrack Inc

09/14/17 / #20170264268

Tunable hf filter having series resonators

The specification relates to an rf filter in which characteristic filter variables have a decreased dependency on tuning. A filter in this case comprises series-interconnected basic elements that each have an electroacoustic resonator and impedance converters interconnected in series between the basic elements.. ... Snaptrack Inc

08/10/17 / #20170230007

Apparatus and methods for reducing inductor ringing of a voltage converter

Apparatus and methods for reducing inductor ringing of a voltage converter are provided. In certain configurations, a voltage converter includes an inductor connected between a first node and a second node, a plurality of switches, and a bypass circuit having an activated state and a deactivated state. ... Snaptrack Inc

07/13/17 / #20170201231

One-port resonator operating with surface acoustic waves

The present invention relates to a one-port resonator (1) operating with surface acoustic waves, comprising an interdigital transducer (2) having a first busbar (6), a second busbar (7) and electrode fingers (8), wherein in an excitation region (10) of the interdigital transducer (2) the electrode fingers (8) are alternately connected to the first busbar (6) and the second busbar (7) in the longitudinal direction (l), wherein the interdigital transducer (2) comprises a first reversed region (11), in which the electrode fingers (8) are alternately connected to the first busbar (6) and the second busbar (7) in the longitudinal direction (l) and which is directly adjacent to the excitation region (10), and wherein that electrode finger (118) of the first reversed region (11) which is directly adjacent to the excitation region (10) in the longitudinal direction (l) and that electrode finger (118) of the excitation region (10) which is directly adjacent thereto are connected to the same busbar (6, 7).. . ... Snaptrack Inc

07/06/17 / #20170194932

Micro-acoustic component having improved temperature compensation

For a component operating with acoustic waves, it is proposed to provide a compensation layer on the component for compensating for a negative temperature coefficient of the frequency, which includes a material based on a chemical compound made up of at least two elements, which has a negative thermal expansion coefficient.. . ... Snaptrack Inc

07/06/17 / #20170194915

Envelope tracking modulator with feedback

There is disclosed an envelope tracking modulated supply arranged to generate a modulated supply voltage in dependence on a reference signal, comprising a low frequency path for tracking low frequency variations in the reference signal and including a switched mode power supply, a correction path for tracking high frequency variations in the reference signal and including a linear amplifier, a feedback path from the output of the linear amplifier to the input of the linear amplifier, and a combiner for combining the output of the switched mode power supply and the output of the linear amplifier to generate a modulated supply voltage.. . ... Snaptrack Inc

07/06/17 / #20170194913

High efficiency variable voltage supply

Aspects of the present disclosure are generally directed to a power supply for generating an output supply voltage. The power supply generally includes a variable voltage supply configured to generate an intermediate supply voltage based on a reference signal, a correction circuit configured to generate an error signal based on the output supply voltage or the intermediate supply voltage, and a combiner configured to combine the intermediate supply voltage and the error signal to provide the output supply voltage.. ... Snaptrack Inc

03/30/17 / #20170093505

Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment

Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment are provided. In certain configurations, a method of calibrating a power amplifier system includes amplifying a radio frequency signal from a transceiver using a power amplifier and generating a supply voltage of the power amplifier using an envelope tracker, including generating a scaled envelope signal based on a power control level signal and an envelope signal, and shaping the scaled envelope signal using a shaping table generated at a target gain compression. ... Snaptrack Inc








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