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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.
  
09/04/2014 > 3 patent applications in 3 patent subcategories.

20140247096 - Balun printed on substrate: A balun includes an input port, a first output port, a second output port and a coupling microstrip group including an input line connected to the input port, a first output line connected to the first output port, a first coupling line, a second output line connected to the second... Agent:

20140247097 - Capacitance device and resonance circuit: The capacitance device according to the present invention is of a configuration including a dielectric layer (10), a first electrode (11) formed on a predetermined surface (10a) of the dielectric layer (10), and a second electrode (12) formed on a surface (10b) on the opposite side of the dielectric layer... Agent: Dexerials Corporation

20140247098 - Radio frequency filter: A Radio Frequency (RF) filter configured by combining a hybrid coupler with a general filter, for having different characteristics from original characteristics of a general filter is provided, in which a coupler receives an input signal through a first port, divides the input signal, outputs the divided signals through second... Agent: Kmw Inc.

  
08/28/2014 > 9 patent applications in 9 patent subcategories.

20140240055 - Electronic circuit and electronic device: An electronic circuit according to an embodiment includes a power supply line having a first EBG pattern, the first EBG pattern including a plurality of first linear parts and a first slit, each of the first linear parts extending along a direction in which the power supply line extends and... Agent: Kabushiki Kaisha Toshiba

20140240063 - Transformer and electrical circuit: A transformer is provided. The transformer includes at least one first primary turn; at least one second primary turn; and a first secondary turn and a second secondary turn. The first secondary turn and the second secondary turn are arranged laterally between the at least one first primary turn and... Agent:

20140240056 - Symmetric baluns and isolation techniques: Wideband balun having good performance characteristics for use in feeding differential antenna elements in array antennas, balanced amplifier circuits and other applications is described. Also described is a common mode isolation circuit suitable for integration with the balun.... Agent: Raytheon Company

20140240057 - Impedance transformation network for improved driver circuit performance: This disclosure provides systems, methods and apparatus for reducing harmonic emissions. One aspect of the disclosure provides a transmitter apparatus. The transmitter apparatus includes a driver circuit characterized by an efficiency and a power output level. The driver circuit further includes a filter circuit electrically connected to the driver circuit... Agent: Qualcomm Incorporated

20140240058 - Laminated waveguide diplexer: A laminated waveguide diplexer includes a first laminated waveguide, a second laminated waveguide, and a coupling metal connecting the first and second laminated waveguides. The first laminated waveguide has a first upper conductor with a first slot, and the second laminated waveguide has a second upper conductor with a second... Agent: Microelectronics Technology, Inc.

20140240059 - Integrated receive filter including matched balun: A duplexer includes a transmit filter and an integrated receive filter configured to filter a receive signal from an antenna. The integrated receive filter includes a receive filter portion having multiple acoustic resonator filter elements and a matched balun configured to convert a single-ended input signal, received at a single-ended... Agent:

20140240060 - Emi filter employing a self-resonant inductor bandstop filter having optimum inductance and capacitance values: A bandstop filter having optimum component values is provided for a lead of an active implantable medical device (AIMD). The bandstop filter includes a capacitor in parallel with an inductor. The parallel capacitor and inductor are placed in series with the implantable lead of the AIMD, wherein values of capacitance... Agent: Greatbatch Ltd.

20140240061 - Electronic component: An electronic component includes a multilayer body including a plurality of insulating layers stacked on top of one another. An LC parallel resonator is provided in the multilayer body, includes a coil and a capacitor, and has a ring shape when viewed in plan in the x-axis direction. The capacitor... Agent: Murata Manufacturing Co., Ltd.

20140240062 - Dielectric waveguide with deformable interface surface: A dielectric wave guide (DWG) has a dielectric core member that has a first dielectric constant value. A cladding surrounding the dielectric core member has a second dielectric constant value that is lower than the first dielectric constant. A mating end of the DWG is configured for mating with a... Agent: Texas Instruments Incorporated

  
08/21/2014 > 8 patent applications in 8 patent subcategories.

20140232481 - Polar-type low pass filter and demultiplexer equipped therewith: A polar-type low pass filter includes a low pass filter portion and first, second and third ground conductors, in a laminated body. The low pass filter portion includes parallel resonant circuits including first, second, third and fourth capacitors and inductors, in a series arm, and at least capacitors in a... Agent: Murata Manufacturing Co., Ltd.

20140232482 - Transmission line resonator, band-pass filter and branching filter: A transmission line resonator includes distributed coupled lines including first distributed constant line which one ends are connected to a short-circuit grounding portion and second distributed constant line which is disposed in parallel to the first distributed constant line while being separated therefrom by a predetermined distance and which one... Agent: The University Of Electro-communications

20140232483 - Combiner for an rf power amplifier: Embodiments of the invention include a combiner for an RF amplifier comprising wiring and a transmission line transformer. The transmission line transformer may include a ferrite core having a hole defined therein; a coaxial cable having a first dielectric constant and routed through the hole of the ferrite core; and... Agent: Empower Rf Systems, Inc.

20140232484 - Phase shift circuit and antenna device: Techniques capable of reducing the width-direction size of a phase shift circuit as much as possible are provided. A phase shift circuit has a signal line, a first dielectric plate, and a second dielectric plate. The signal line has first to third intersecting parts extending in a direction intersecting with... Agent: Hitachi Metals, Ltd.

20140232485 - Discharge capacitor: A discharge capacitor for use in electronic circuits is described. The discharge capacitor has first internal electrodes in electrical contact with a first external termination and second internal electrodes parallel to and interleaved with the first internal electrodes wherein the second internal electrodes are in electrical contact with a second... Agent: Kemet Electronics Corporation

20140232486 - Acoustic resonator comprising acoustic reflector, frame and collar: A solidly mounted resonator (SMR) device includes an acoustic reflector having stacked acoustic reflector layer pairs, each of which includes a low acoustic impedance layer formed of low acoustic impedance material stacked on a high acoustic impedance layer formed of high acoustic impedance material. The SMR device further includes a... Agent: Avago Technologies GeneralIP(singapore) Pte. Ltd.

20140232487 - Multi-mode resonator, multi-mode filter, and wireless communication device: Provided is a multi-mode resonator in which four resonance modes are degenerated, a dielectric member is not necessarily required, and enhanced efficient use of space is obtained. A multi-mode resonator 1 is a multi-mode resonator in which four resonance modes are degenerated, this resonator including an exterior conductor 2 made... Agent:

20140232488 - Flat cable: A flat cable includes a dielectric element assembly including a plurality of dielectric layers laminated on each other, a linear signal line provided in the dielectric element assembly, a first ground conductor provided on one side in a direction of lamination relative to the signal line and including a plurality... Agent: Murata Manufacturing Co., Ltd.

  
08/14/2014 > 8 patent applications in 7 patent subcategories.

20140225679 - Power combiner/divider: A power combiner/divider W1 which includes: a body portion in which a cavity is formed; a center coaxial connector which is formed on an approximately center portion of the body portion; a plurality of peripheral coaxial connectors 14 which are arranged concentrically about the center coaxial connector 11 and are... Agent: Nihon Koshuha Co., Ltd.

20140225680 - High-frequency filter: Assigning multiple functions to a PA and simplifying wiring and circuits are achieved without using switches in a transmission-and-reception system using a high-frequency filter that supports multiple bands. Provided is a high-frequency filter including: first and second transmission filters; first and second reception filters; and a matching circuit connected to... Agent: Panasonic Corporation

20140225681 - Electromagnetic bandgap structure and method for manufacturing electromagnetic bandgap structure: An electromagnetic bandgap structure is provided, which includes a ground layer; a first power layer facing an upper portion of the ground layer with a dielectric interposed and comprising at least one first patch and at least one first branch; and a second power layer facing an upper portion of... Agent:

20140225683 - Acoustic resonator comprising integrated structures for improved performance: An acoustic resonator structure comprises a first electrode disposed on a substrate, a piezoelectric layer disposed on the first electrode, a second electrode disposed on the piezoelectric layer, and an air cavity disposed in the substrate below at least a portion of a main membrane region defined by an overlap... Agent:

20140225682 - Acoustic resonator having temperature compensation: An acoustic resonator structure comprises a substrate having an air cavity, an acoustic stack disposed over the substrate and comprising a piezoelectric material disposed between a first electrode and a second electrode, and an acoustic reflector disposed over the substrate and comprising a single pair of acoustic impedance layers configured... Agent: Avago Technologies GeneralIP(singapore) Pte. Ltd.

20140225684 - Surface acoustic wave device: In a surface acoustic wave device, a plurality of surface acoustic wave elements include piezoelectric bodies having the same cut-angle. A propagation azimuth of a surface acoustic wave in at least one of surface acoustic wave elements is different from a propagation azimuth of a surface acoustic wave in at... Agent: Murata Manufacturing Co., Ltd.

20140225685 - Mixed-mode cavity filter: A mixed-mode cavity filter is disclosed. The disclosed cavity filter includes: at least one first cavity configured to hold a metal coaxial resonator; and at least one second cavity configured to hold a dielectric resonator, where a first coupling window is formed in a wall formed between the first cavity... Agent: Ace Technologies Corporation

20140225686 - Dual capacitively coupled coaxial cable to air microstrip transition: A transmission line transition that couples RF energy between a coaxial cable and an air dielectric microstrip is provided. In some embodiments, the transition can combine a thin printed circuit board substrate and an insulating surface to form an effective capacitive coupling transition that can couple RF energy from the... Agent: Andrew LLC

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