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Wave transmission lines and networks

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
04/10/2014 > 9 patent applications in 9 patent subcategories.

20140097911 - Semiconductor device: A device, comprising an output terminal; an output circuit coupled to the output terminal and having an adjustable impedance; and an impedance adjustment circuit adjusting stepwise the adjustable impedance so as to head toward a first reference impedance. The impedance adjustment circuit changes the adjustable impedance by a first amount... Agent:

20140097912 - Impedance matching device, linear motion module, and radio frequency power supply device: An impedance matching device includes a first variable capacitor connected to an RF power source and including a first shaft moving linearly, a first linear motion unit axially coupled to the first shaft of the first variable capacitor to provide linear motion, a first insulating joint connecting the first shaft... Agent: Plasmart Inc.

20140097913 - Multi-mode filter: The present invention relates to a multi-mode filter comprising a carrier on which is mounted a dielectric resonator having a covering of an electrically conductive material in which there is provided an aperture and a coupling structure for coupling input signals to the dielectric resonator or for extracting filtered output... Agent: Mesaplexx Pty Ltd

20140097914 - Bulk acoustic wave resonator with means for suppression of pass-band ripple in bulk acoustic wave filters: A bulk acoustic wave resonator comprising a substrate, a Bragg reflector, a top and a bottom electrode and a piezoelectric layer with means for suppression of the pass-band ripples in a bulk acoustic wave filter. The means for absorbing or scattering the spurious modes are a roughened rear side of... Agent: Triquint Semiconductor, Inc.

20140097915 - Filter, communication module, and communication apparatus: A filter includes a substrate; a signal line formed on the substrate and including an input terminal and an output terminal at either end of the signal line; and a first pair of resonant lines connected between the signal line and a ground portion, wherein the first pair of resonant... Agent: Fujitsu Limited

20140097916 - High-frequency signal transmission line: Unwanted radiation is reduced in a high-frequency signal transmission line that includes a ground conductor provided with an opening that overlaps a signal line. A dielectric element assembly has a relative dielectric constant ∈1 and has a first principal surface and a second principal surface. A signal line is provided... Agent: Murata Manufacturing Co., Ltd.

20140097917 - Microwave transmission assemblies fabricated from carbon nanostructure polymer composites: Carbon nanostructures can be formed into polymer composites that are electrically conductive and highly reflective of microwave radiation, thereby facilitating transmission of the microwave radiation. Microwave transmission assemblies containing carbon nanostructures can include an elongate structure containing elongate opposing surfaces that extend the length of the elongate structure and that... Agent: Applied Nanostructured Solutions, LLC

20140097918 - Printed circuit board having dc blocking dielectric waveguide vias: A printed circuit board is disclosed. The printed circuit board includes a first signal transmission layer, a via and a second signal transmission layer. The via connects the first signal transmission layer to the second signal transmission layer. The via includes a first region made of a first dielectric material... Agent: International Business Machines Corporation

20140097919 - Waveguide member: A waveguide member assembly includes a side plate and a waveguide member. The side plate defines an opening. The waveguide member includes a main body molded integrally by plastic. The main body includes a core portion and a mounting plate extending out from edges of a side of the core... Agent:

04/03/2014 > 13 patent applications in 12 patent subcategories.

20140091873 - Differential signal crosstalk reduction: In some embodiments a second differential signal pair is located near a first differential signal pair. The second differential signal pair switches polarity near a middle point of a routing length of the second differential signal pair. Other embodiments are described and claimed.... Agent:

20140091874 - Composite electromagnetic isolation filters: The present disclosure is directed to systems and methods for operating, designing, testing and verifying the performance of wireless communication devices. Specifically, the present systems and methods can passively attenuate unwanted electromagnetic interference (EMI) without degrading signal quality of predetermined frequency using a novel versatile module including a RF absorbing... Agent:

20140091875 - Impedance adjusting apparatus: An impedance adjustment apparatus of the invention performs impedance matching using characteristic parameters, even where a high frequency power source of variable frequencies is used. The apparatus is applicable to a power supply system using a high frequency power source of variable frequencies. Characteristic parameters obtained by targeting a portion... Agent: Daihen Corporation

20140091884 - Substrate integrated waveguide to air filled waveguide transition: A substrate integrated waveguide to air filled waveguide transition includes an electrically conductive top layer, an electrically conductive base layer spaced apart from the top layer, wherein the top and base layers each extend along a length axis from a first end to a second end of the transition, the... Agent: Filtronic PLC

20140091876 - Use of electrical power multiplication for power smoothing in power distribution: A system for power smoothing in power distribution and methods are provided. In one embodiment, a power multiplying network is provided that comprises a multiply-connected, velocity inhibiting circuit constructed from a number of lumped-elements. The power multiplying network is coupled to a power distribution network. The power multiplying network is... Agent: Cpg Technologies, LLC

20140091877 - High-frequency module: A high-frequency module includes a multilayer body including stacked dielectric and a pair of ground electrodes spaced apart from each other; a common terminal arranged in the multilayer body to receive and transmit communication signals; and a duplexer that is mounted on a surface of the multilayer body and that... Agent: Murata Manufacturing Co., Ltd.

20140091878 - Compact multi-port router device: The invention relates to a multi port router device capable of carrying a number P, which is greater than or equal to three, of frequency channels, from a number M of input ports to a number N of output ports, at least one of the two numbers M and N... Agent: Centre National De La Recherche Scienifique (c.n.r .s.)

20140091879 - Antenna and printed-circuit board using waveguide structure: A waveguide structure including a plurality of unit structures, each of which at least includes a first conductive plane and a second conductive plane, which are arranged to partially face with each other, a plurality of transmission lines with one ends being open ends, which are disposed in a plane,... Agent: Nec Corporation

20140091880 - Power combiners and dividers based on composite right and left handed metamaterial structures: Techniques, apparatus and systems that use composite left and right handed (CRLH) metamaterial structures to combine and divide electromagnetic signals at multiple frequencies. The metamaterial properties permit significant size reduction over a conventional N-way radial power combiner or divider. Dual-band serial power combiners and dividers and single-band and dual-band radial... Agent:

20140091881 - Passive filter: A passive filter may include at least one elliptical filter unit and at least one asymmetric rejection filter unit coupled in series with the elliptical filter unit. The at least one asymmetric rejection filter unit may have a frequency response curve that includes a dip with different attenuations on either... Agent: Stmicroelectronics Sa

20140091882 - Increasing the minimum rejection bandwith of a yig-tuned notch filter using a shunt yig resonator: A Yttrium Iron Garnet (YIG) tuned band reject filter using one or more Shunt YIG resonators provides for much wider minimum rejection bandwidths without increasing maximum 3 db bandwidths or spurious response. Various configurations of a tunable shunt YIG tuned band reject filter achieves a wide rejection bandwidth at the... Agent: Teledyne Wireless, LLC

20140091883 - Multi-mode resonant filter: Various multi-mode resonant filters including a housing having a cavity, are provided. The multi-mode resonant filters include a Dielectric Resonant (DR) element received in the cavity of the housing, and a plurality of transmission lines for connecting a point on one of a first axis, a second axis, and a... Agent: Kmw Inc.

20140091885 - Wiring board and high frequency module using same: A high frequency module wiring board includes a wiring section for high frequency transmission, and a solder resist layer formed upon the wiring section. The solder resist layer covers the wiring section so as to have an opening section at a part of the wiring section in a region extending... Agent: Panasonic Corporation

03/27/2014 > 3 patent applications in 3 patent subcategories.

20140085018 - Transmission line system: An exemplary transmission line system is provided. The system includes a first transmission line partially arranged on a first layer of a PCB including first structure units and partially arranged on a third layer of the PCB including second structure units, and a second transmission line arranged on a second... Agent: Hon Hai Precision Industry Co., Ltd.

20140085019 - Symmetrical hybrid coupler: The present invention is directed to a hybrid coupler device that includes a first transmission line structure and a second transmission line structure. The first transmission line structure is interdigitally coupled with the second transmission line structure such that each transmission line in the second transmission line structure is disposed... Agent: Anaren, Inc.

20140085020 - Acoustic structure comprising at least one resonator and at least one cointegrated capacitor in one and the same piezoelectric or ferroelectric layer: An acoustic structure, comprising at least one acoustic resonator exhibiting at least one resonant frequency in a band of operating frequencies and an integrated capacitor, further comprises: a stack of layers, comprising at least one active layer of piezoelectric material or of ferroelectric material; the resonator being frequency tunable and... Agent:

03/20/2014 > 11 patent applications in 10 patent subcategories.

20140077901 - Compact waveguide termination: Provided is a compact waveguide termination including: a waveguide, a termination coupled with the waveguide and formed with a groove, and a thin film resistor part coupled with the groove and configured to attenuate an input signal at a central region of the waveguide, thereby improving frequency performance.... Agent: Electronics And Telecommunications Research Institute

20140077893 - Substrate integrated waveguide coupler: Disclosed is a substrate integrated waveguide coupler. The substrate integrated waveguide coupler according to the present invention includes: a substrate; an upper conducting plate applied to an upper portion of the substrate; a lower conducting plate applied to a lower portion of the substrate; two peripheral via holes disposed parallel... Agent: Electronics And Telecommunications Research Institute

20140077894 - Phase shifting device: A phase shifting device is disclosed. The phase shifting device comprises an input operable to receive an input signal to be adjusted; a coupling device coupled with the input and with an output; and at least one lumped equivalent impedance transformer circuit coupled with the coupling device to receive the... Agent: Alcatel Lucent

20140077895 - High-frequency filter: In a high-frequency filter, four LC parallel resonators include four capacitors and four resonance coils, and are aligned in a predetermined direction. The four capacitors are defined by a ground conductor and a resonance capacitor conductor. The four coils are defined by a first via conductor, a second via conductor,... Agent: Murata Manufacturing Co., Ltd.

20140077896 - Via structure having open stub and printed circuit board having the same: The present invention relates to a via structure having an open stub and a printed circuit board having the same. In accordance with an embodiment of the present invention, a via structure having an open stub including: a signal transmission via passing through an insulating layer; upper and lower via... Agent: Samsung Electro-mechanics Co., Ltd.

20140077897 - Resonator and fabrication method thereof: A resonator fabrication method is provided. A method includes providing a plurality of electrode patterns disposed apart from each other on a substrate using a nano-imprint technique; and forming an extended electrode pattern connected to a plurality of electrode patterns, and forming a nano structure laid across an extended electrode... Agent: Samsung Electronics Co., Ltd.

20140077898 - Novel micromechanical devices: The invention concerns a micromechanical device and method of manufacturing thereof. The device comprises an oscillating or deflecting element made of semiconductor material comprising n-type doping agent and excitation or sensing means functionally connected to said oscillating or deflecting element. According to the invention, the oscillating or deflecting element is... Agent: Teknologian Tutkimuskeskus Vtt

20140077899 - Band-pass filter: A band-pass filter including a double-sided circuit board, an input terminal, an output terminal and a plurality of resonance units are provided. The double-sided circuit board includes a first conductor layer and a second conductor layer. The first conductor layer includes a grounded metal layer. The grounded metal layer includes... Agent:

20140077900 - Dielectric waveguide filter with direct coupling and alternative cross-coupling: A dielectric waveguide filter comprising a block of dielectric material covered with an exterior layer of conductive material. A plurality of stacked resonators are defined in the block of dielectric material by one or more slots in the block of dielectric material and an interior layer of conductive material that... Agent: Cts Corporation

20140077902 - High-frequency signal transmission line: A flexible high-frequency signal transmission line includes a dielectric body including laminated flexible dielectric layers. A signal line is provided in the dielectric body. A grounding conductor is arranged in the dielectric body to be opposed to the signal line via one of the dielectric layers. The grounding conductor is... Agent: Murata Manufacturing Co., Ltd.

20140077903 - Electromagnetic interface using indirect compression force: In an example embodiment, an electromagnetic interface can comprise: a first component comprising a first waveguide channel, a first interface surface, and a first force transfer feature; a second component comprising a second waveguide channel, a second interface surface, and a second force transfer feature; and a fastener that can... Agent: Viasat, Inc.

Previous industry: Modulators
Next industry: Tuners


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