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8183952 |
Surface mountable circulator
The present invention is directed to a surface mountable circulator/isolator device that includes a first dielectric layer having an electric circuit formed thereon. A second center dielectric...
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8183953 |
Multi-junction stripline circulators
A multi-junction stripline circulator, comprising a housing with a cavity structure and a plurality of stripline junction circuits stacked within the cavity structure and connected in a cascade...
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8174334 |
Method for transmission using a non-uniform interconnection
The invention relates to a method and a device for transmission through interconnections used for sending a plurality of electrical signals. An interconnection having 4 transmission conductors and...
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RE43366 |
Jack including crosstalk compensation for printed circuit board
A forward-reverse crosstalk compensation method is provided for compensating capacitance/inductance on a printed circuit board of a connector. The method includes a forward compensation process and...
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8169273 |
Flat uniform transmission line having electromagnetic shielding function
Disclosed herein is a flat uniform transmission line having an electromagnetic shielding function. The flat uniform transmission line includes a strip transmission line, an insulating layer, and...
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8159310 |
Mictostrip transmission line structure with vertical stubs for reducing far-end crosstalk
Provided is a microstrip transmission line for reducing far-end crosstalk. In a conventional microstrip transmission line on a printed circuit board, a capacitive coupling between adjacent signal...
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8155602 |
MEMS-based radio frequency circulator
The invention relates to an RF circulator device with n ports allowing an RF signal to circulate in a single direction, where the circulator has at least three ports, an input port for receiving a...
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8143816 |
Power variator
An apparatus for use in a process to regulate power for a particle accelerator includes a first circulator, a second circulator, a tee coupled between the first and the second circulator, and a...
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8143966 |
Coupling cancellation scheme
Methods and apparatus are disclosed, such as those involving an interconnection layout for an integrated circuit (IC). One such layout includes a plurality of differential pairs of lines. Each...
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8138848 |
Circulator/isolator with an asymmetric resonator
The present invention is directed to a circulator device that includes a housing defining an interior three-dimensional volume. The housing includes a plurality of port openings disposed therein. A...
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8134422 |
Non-reciprocal circuit device
A non-reciprocal circuit device comprising a ground plate having pluralities of external projections, a resin member having a hole through which the ground plate is exposed, a garnet plate disposed...
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8130054 |
Frequency-adjustable radio frequency isolator circuitry
The present invention relates to a frequency-adjustable radio frequency (RF) isolator that may operate as a bandpass filter when processing RF signals in a forward direction and may operate as a...
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8106721 |
Multilayer complementary-conducting-strip transmission line structure with plural interlaced signal lines and mesh ground planes
A multilayer complementary-conducting-strip transmission line (CCS TL) structure is disclosed herein. The multilayer CCS TL structure includes a substrate, and n signal transmission lines being...
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8094808 |
Unpowered twisted pair loopback circuit for differential mode signaling
A method and apparatus provide an IP telephone or similar device with a mechanism to receive and at least briefly loop back discovery signals received from a telecommunications device such as an...
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8058954 |
Transmission line with a cross-hatched ground plane that is either filled with conductive paint or covered by a conductive foil
Transmission lines for electronic devices such as microstrip and stripline transmission lines may be provided that include patterned conductive lines and a conductive paint in the patterned...
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8058945 |
Ferrite magnet device, nonreciprocal circuit device, and composite electronic component
A ferrite magnet device, a nonreciprocal circuit device, and a composite electronic component are provided. The ferrite magnet device includes a ferrite element having a plurality of central...
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8058944 |
Microwave circulators
A microwave circulator having an outer metal housing with a cavity containing at least one magnet and an annular centring arrangement interposed between the outside of the magnet and the cavity....
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8058943 |
Flat uniform transmission line having electromagnetic shielding function
Disclosed herein is a flat uniform transmission line having an electromagnetic shielding function. The flat uniform transmission line includes a strip transmission line, an insulating layer, and...
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8054142 |
Plural rectangular waveguides having longer cross-sectional lengths based on shorter waveguide line lengths
Long-side length a1 to a5 of rectangular waveguide tubes in a long-side direction (magnetic field direction) become greater, the shorter a line length is (the closer a rectangular waveguide tube is...
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8049573 |
Bidirectional multiplexed RF isolator
An isolator provides bidirectional data transfer for a plurality of communications channels. First and second dies are located on first and second sides of a voltage isolation barrier and have a...
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8040199 |
Low profile and compact surface mount circulator on ball grid array
A surface mount circulator. The novel circulator includes a substrate, a predetermined number of microstrip lines disposed on a first surface of the substrate, a ground layer and a predetermined...
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8040198 |
Printed wiring board having wire grounding conductors with distances that are 1/n the width of the signal lines
A microstrip line for a printed wiring board such as a flexible printed wiring board which includes a sandwiched thin insulating layer and cannot use a solid grounding conductor, the microstrip...
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8022783 |
Non-reciprocal circuit element
The invention relates to a non-reciprocal circuit element (1) having a plurality of strip conductor elements (2) insulated electrically from one another, which conductor elements are embedded in a...
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7999639 |
Waveguide structure comprised of grooves formed in resin and metal portions
A waveguide structure including a first member, made of metal, in a surface portion of which a first groove having a linear shape is formed; and a second member, made of resin, in a surface portion...
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7978018 |
Non-reciprocal circuit device
A non-reciprocal circuit device comprising a magnetic plate F1; center conductors L1, L2, and L3 that are mutually insulated and disposed so as to intersect on magnetic plate F1; a plane conductor...
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7969255 |
Printed circuit board having signal line isolation patterns for decreasing WWAN noise
A printed circuit board (PCB) capable of decreasing wireless wide area network (WWAN) noise generated due to internal signal interference occurring in the PCB is disclosed. The PCB printed circuit...
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7961062 |
Aggressor/victim transmission line pair having spaced time delay modules for providing cross-talk reduction
A pair of signal transmission lines includes an aggressor line and a victim line parallel to the aggressor line. A plurality of time delay modules is linked in the aggressor line. A plurality of...
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7936230 |
Non-reciprocal component and method for making and using the component in a mobile terminal
The invention relates to a non-reciprocal component comprising: a ferrite substrate having a first side and an opposing second side located on a ground layer, a first metal line and a second metal...
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7936231 |
Circulator/isolator housing with inserts
A circulator/isolator housing is provided that includes body and a plurality of slots within the body configured to receive therethrough inserts having magnetic permeability. The housing further...
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7928814 |
Apparatus and method for signal level control
A set top box is described including multiple tuners and an apparatus and method for controlling signal level. The apparatus includes a signal splitter for splitting signal power of a signal...
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7915971 |
Nonreciprocal circuit device
A nonreciprocal circuit device includes a ferrite-magnet element having ferrite provided with first and second central electrodes intersecting each other in an insulated manner and two permanent...
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7911287 |
Multi-phase layout structure and method
The present invention provides a multi-phase layout structure and method. The layout structure comprises: a first layout layer; a second layout layer substantially parallel to the first layout...
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7911288 |
Non-uniform transmission line for reducing cross-talk from an agressor transmission line
To reduce cross-talk, an integrated circuit may include a uniform signal trace for a first signal; and a pair of non-uniform signal traces forming a differential pair for a differential signal. The...
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7907030 |
Integrated circulators sharing a continuous circuit
The present invention is directed to a circuit assembly that includes an integrated circulator assembly. The circuit assembly has a first substrate, which contains a continuous circuit trace that...
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7898355 |
Flat uniform transmission line having electromagnetic shielding function
Disclosed herein is a flat uniform transmission line having an electromagnetic shielding function. The flat uniform transmission line includes a strip transmission line, an insulating layer, and...
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7880555 |
Interconnection system with a dielectric system having holes therein that run uninterrupted through the dielectric system
Fundamental interconnect systems for connecting high-speed electronics elements are provided. The interconnect systems consists of signal line, dielectric system with open trench or slot filled up...
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7880556 |
Interconnection system with a dielectric system having holes therein that run uninterrupted through the dielectric system
Fundamental interconnect systems for connecting high-speed electronics elements are provided. The interconnect systems consists of signal line, dielectric system with open trench or slot filled up...
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7859356 |
Transmission line system having high common mode impedance
Systems having three coupled transmission lines designed in such a way that any two of which taken together can be used as a differential transmission line with a roughly equal differential mode...
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7859358 |
Non-reciprocal circuit device
A nonreciprocal circuit device has a structure that allows a direct current magnetic field having an even density to be applied to a necessary portion of a ferrite without impairing a reduction in...
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7859357 |
Non-reciprocal circuit device
A non-reciprocal circuit device includes a yoke that is small-sized, has a simple structure, has sufficient adhesive strength, and can achieve favorable performance characteristics. The...
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7852169 |
High speed interconnection system having a dielectric system with polygonal arrays of holes therein
Fundamental interconnect systems for connecting high-speed electronics elements are provided. The interconnect systems consists of signal line, dielectric system with open trench or slot filled up...
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7834716 |
Nonreciprocal circuit device
A nonreciprocal circuit device (2-port isolator) includes a ferrite-magnet assembly including a ferrite, a first center electrode, and a second center electrode. The ferrite is sandwiched between a...
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7834717 |
Nonreciprocal circuit device
A nonreciprocal circuit device (2-port isolator) includes a ferrite-magnet assembly including a ferrite, a first center electrode, and a second center electrode. The ferrite is sandwiched between a...
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7830222 |
Non-reciprocal circuit device
A non-reciprocal circuit device capable of preventing and minimizing disturbances in magnetic field distribution in a ferrite to thereby improve insertion loss characteristics and isolation...
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7831226 |
Impedance matching system, network analyzer having the same, and impedance matching method thereof
An impedance matching system, a network analyzer having the same, and an impedance matching method thereof are disclosed. The system includes a signal extractor to extract an output signal and an...
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7830221 |
Coupling cancellation scheme
Methods and apparatus are disclosed, such as those involving an interconnection layout for an integrated circuit (IC). One such layout includes a plurality of differential pairs of lines. Each...
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7825744 |
Nonreciprocal circuit device
A nonreciprocal circuit device attenuates unnecessary waves having a higher frequency than that of a fundamental wave, without increasing insertion loss. The nonreciprocal circuit device in the...
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7821351 |
Irreversible circuit element
An irreversible circuit element is configured by including a magnetic substance, a plurality of central conductors L1 to L3, one ends of which are connected to different input/output ports,...
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7816994 |
Microwave circulator with thin-film exchange-coupled magnetic structure
A microwave circulator uses a thin-film exchange-coupled structure to provide an in-plane magnetic field around the circulator. The exchange-coupled structure is a ferromagnetic layer having an...
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7816995 |
Circulator canceller with increased channel isolation
A system includes a first circulator, a second circulator connected to the first circulator and a load, a third circulator connected to the second circulator, and a filter connected between the...
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