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7623002 |
Method for coupling a direct current power source across a nearly frictionless high-speed rotation boundary
A system and method is provided for coupling a power source across a rotation boundary. A generator converts a DC source on the stationary side of a rotation boundary to a square-wave at a...
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7616076 |
Radio frequency coupling structure for coupling a passive element to an electronic device and a system incorporating the same
A coupling structure for coupling a device operable at a radio frequency with a body is formed of a polymeric material loaded with a conductive filler. A portion of the surface of the body defines...
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7612631 |
Motherboard
A motherboard includes a signal control chip, a signal switch chip connected to the signal control chip via a plurality of first transmission lines, and a complex connector configured for...
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7557679 |
Sealed microwave feedthrough
A feedthrough for feeding a microwave signal through a wall of a casing comprises a signal waveguide having at least two portions having different cross-sections. The portion having the smaller...
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7557680 |
Apparatus for wideband transmission conversion from coplanar waveguide to parallel transmission line
A transmission line conversion apparatus connecting a parallel transmission line to a coplanar waveguide (CPW) is provided. To this end, the CPW including a transmission line composed of a signal...
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7548143 |
Microwave module having converter for improving transmission characteristics
Provided is a microwave module having a converter for improving transmission characteristics in a millimeter-wave band. When a microstrip transmission line and a conductor-backed coplanar waveguide...
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7545243 |
Galvanic isolation mechanism for a planar circuit
A mechanism for coupling a coaxial cable ( 108 ) to a planar circuit to provide galvanic isolation between the coaxial cable and the planar circuit while providing low transmission loss and...
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7538642 |
Waveguide coupler
Conventionally, waveguide terminals formed in a plurality of dielectric substrates are joined together by mounting the dielectric substrates on carriers and fastening them to a waveguide adapter...
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7532085 |
Electronic device
An electronic device includes a first transmission line, a second transmission line and a ground-coupling portion. The first transmission line is composed of a first signal line transmitting a...
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7504905 |
Method for coupling a direct current power source across a dielectric membrane or other non-conducting membrane
A method for coupling power across a non-conducting membrane. A generator converts a DC source on a first side of a non-conducting membrane to a square-wave at a determined frequency. The generator...
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7492234 |
Printed circuit board
A printed circuit board (PCB) includes at least one signal layer, a ground layer, at least two signal lines, and at least one grounded line. The signal lines are arranged on the signal layer for...
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7486157 |
Package for high frequency waves containing high frequency electronic circuit
In an embodiment of the invention, a package for high frequency waves mounted by a high frequency electronic circuit comprises an hermetic box-shaped high frequency package containing a high...
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7481672 |
Dielectric connector, DC-insulating through-connection and electronic system
A dielectric connector, for coupling radio-frequency signals from a signal generating device disposed inside an explosion-proof housing to a signal receiving device arranged outside the housing....
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7477118 |
High frequency device mounting substrate and communications apparatus
Terminal electrodes 9 for carrying a high frequency device 3 are formed on a surface of a circuit board having its reverse surface covered with a reverse surface conductor layer 6 , and a...
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7463122 |
Compact via transmission line for printed circuit board and its designing method
A compact via transmission line for a printed circuit board having preferred characteristic impedance and capable of miniaturizing the printed circuit board including a multilayer printed circuit...
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7459985 |
Connector having a cut-out for reduced crosstalk between differential conductors
In some embodiments, an circuit card includes an electronic circuit substrate, a ground plane on the electronic circuit substrate, first and second differential signal pads on the electronic...
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7453338 |
Impedance-matching electrical connection apparatus for high-speed data communications system
This disclosure concerns systems and devices configured to implement impedance matching schemes in a high speed data transmission environment. In one example, an electrical connection system is...
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7443272 |
Signal transmission structure, circuit board and connector assembly structure
A signal transmission structure is at the edge of a circuit board, and the circuit board is connected with a coaxial cable connector through the signal transmission structure. The coaxial cable...
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7443265 |
Method for impedance matching between differential vias and transmission lines
A method for impedance matching between differential vias and associated transmission lines is provided. The method includes: deducing a relationship of a space between the differential vias, and a...
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7436275 |
Waveguide quick disconnect clamp
A waveguide quick disconnect clamp includes a first arm and a second arm, both arms having a first end, a second end, and a jaw pivotally connected to the second end. Each of the first and second...
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7394337 |
Multilayer interconnection board
A multilayer interconnection board ( 10 ) comprises a dielectric substrate ( 11 ), a through-hole ( 15 ), a signal line ( 12 ) having a large width section ( 12 A) and a small width section ( 12 B)...
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7385457 |
Flexible capacitive coupler assembly and method of manufacture
A flexible capacitive coupler assembly includes a flexible dielectric substrate assembly having a front surface and a rear surface, the front surface having thereon a macroscopic metal capacitive...
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7382214 |
Printed board
A printed board includes: an impedance matching member disposed along the periphery of a plurality of connecting pins for connecting a connector to signal lines on the printed board, the plurality...
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7375290 |
Printed circuit board via with radio frequency absorber
A printed circuit board with vias that reduce or eliminate radio frequency interference and method of forming the same. The printed circuit board includes non-conductive layers, conductive-layers...
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7352257 |
Flexible print cable having alternating signal and ground conductors and connector for the same
A flexible print cable includes signal lines and ground lines. The signal lines and the ground lines are disposed alternately on each of an upper surface and an under surface of a film. The...
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7307498 |
Electrical connector test fixture
A test fixture configured to receive an electrical connector is provided that includes a circuit board having a mounting area configured to be joined to an electrical connector. The circuit board...
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7307293 |
Direct-connect integrated circuit signaling system for bypassing intra-substrate printed circuit signal paths
A direct-connect signaling system including a printed circuit board and first and second integrated circuit packages disposed on the printed circuit board. A plurality of electric signal conductors...
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7295084 |
Electrical interconnection for coaxial line to slab line structure including a bead ring
An interconnection includes a microcircuit package having a slot, and a receiving feature. A bead ring is fitted into the receiving feature. A center conductor extends through a dielectric support...
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7280010 |
Dielectric resonator RF interconnect
A RF interconnect comprising a dielectric resonator is disclosed. The dielectric resonator may be included in an interconnect housing. The dielectric resonator includes metalized side surfaces...
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7274271 |
Signal transmission structure having alignment hole for coaxial cable connector
A signal transmission structure is provided. The signal transmission structure includes a circuit board, a coaxial cable connector, and a conductive layer; the aforementioned circuit board includes...
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7262672 |
Coaxial connector and connection structure including the same
The present invention relates to a connection structure in which an inner conductor is combined with a detachable impedance compensator as well as a coaxial connector, an extendible pin and an...
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7242266 |
Distributed interconnect
A distributed interconnect and a method is provided for interconnecting electrical components which minimizes coupling inductance and increases bandwidth. The interconnect includes a transmission...
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7221245 |
Balanced microwave cable adaptor having a connector interface secured by a slidable nut
An adaptor includes a connector interface having a first coaxial structure with a first center pin configured to be coupled to a first center conductor of a first coaxial transmission line and a...
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7215216 |
Apparatus and methods for capacitively-coupled device input/output
Apparatus and methods for capacitively coupled device input/output are disclosed. In one embodiment, a connector module includes a first member having at least one first conductive lead disposed...
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7204648 |
Apparatus for enhancing impedance-matching in a high-speed data communications system
An impedance-matching electrical connection system, for use with high-frequency communication signals, includes a circuit board and a plurality of contact pads mounted on the circuit board. The...
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7204018 |
Technique for reducing via capacitance
A technique for reducing via capacitance is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for reducing via capacitance. The method may comprise...
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7116190 |
Slot transmission line patch connector
A slot transmission line patch connector, capable of bridging one or more slot transmission lines is comprised of an elongated dielectric connector body. The dielectric connector body is formed to...
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7109830 |
Low cost highly isolated RF coupler
Methods of assembling a coupler are provided in which a first printed circuit board is provided, and a second printed circuit board is then surface mounted on the first printed circuit board. The...
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7084716 |
Ultrafast sampler with coaxial transition
An ultrafast sampler includes a series of Schottky diodes configured with a coplanar waveguide to form a nonlinear transmission line (NLTL) that compresses a local oscillator input to form a series...
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7084723 |
Waveguide coupler
Conventionally, waveguide terminals formed in a plurality of dielectric substrates are joined together by mounting the dielectric substrates on carriers and fastening them to a waveguide adapter...
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7064626 |
Electrical connector
A board-to-board electrical connector is so constructed that when connectors 2 and 3 are fitted to each other, capacitive coupling plates 24 and 34 are brought into the state in which they...
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7049903 |
Transition from a coaxial transmission line to a printed circuit transmission line
A transition piece for coupling a coaxial transmission line to a printed circuit (PC) transmission line. The transmission line terminates in a conductive pin projecting through a conductive coaxial...
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7046936 |
Light receiving element carrier and optical receiver
There is provided a light receiving element carrier including first through fourth layers laminated, a differential pair of vertical vias, one of them penetrating the second layer, and the other...
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7042318 |
Shielded surface-mount coaxial edge launch connector
A coaxial interface to a planar transmission structure of a printed circuit board (“PCB”) is provided in a shielded edge launch connector. The shielded edge launch connector is suitable for use...
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7038553 |
Scalable computer system having surface-mounted capacitive couplers for intercommunication
A scalable and compact computer system of three-dimensional subsystems each having capacitive couplers on its external surfaces for transmitting and receiving electrical signals to and from...
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7038554 |
Crosstalk compensation with balancing capacitance system and method
A insulation displacement connector (IDC) patch panel includes a circuit (PC) board with interdigitated capacitance for balancing out inherent capacitance found within IDCs of the panel and...
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7030712 |
Radio frequency (RF) circuit board topology
An interconnection structure for interconnecting circuitry on a first conductive layer to circuitry on a second conductive layer is provided. The interconnection structure of the present invention...
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6998944 |
Method and apparatus for microwave interconnection
Microwave signals are coupled from a microwave module to a microstrip transmission line, each installed on a chassis plate. The microwave signals are fed through the bottom or side of the microwave...
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6998836 |
Low loss integration of wafer probes with microwave tuners
This invention relates to the reduction of insertion losses and by consequence maximization of reflection factors for on-wafer load pull testing of high power or low noise transistor chips, using...
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6998943 |
High-frequency power amplifier
A second strip conductor is located, in a lamination direction of a multilayer substrate, at a is different position from that of a first strip conductor. A first grounding conductor and a second...
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