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| Patent # | Description |
|---|---|
| US-5,432,494 |
Magnetoresistance element A magnetoresistance element includes an insulating substrate, a patterned magnetoresistance film of a ferromagnetic material deposited thereon and having a... |
| US-5,432,493 |
Two linear differential transformers with armature A transformer arrangement is provided which has a primary and at least one secondary winding coupled via a movable armature which is outside of the windings. A... |
| US-5,432,492 |
Deflection yoke apparatus with auxiliar coils to compensensate magnetic
leakage A deflection yoke apparatus has a pair of horizontal and a pair of vertical deflection coils, a coil separator therebetween, and a funnel-shaped deflection core... |
| US-5,432,491 |
Bimetal controlled circuit breaker A bimetal controlled circuit breaker includes a current bus that is electrically connected in series with the bimetal element. The current bus extends parallel... |
| US-5,432,489 |
Filter with strip lines A filter (1) for filtering certain frequencies of an electric signal. The filter (1) comprises components (HX1-HX4) for forming the frequency response of the... |
| US-5,432,488 |
Electrical signal filter The object of this invention is to provide an electrical signal filter for improving electrical characteristics and reliability of the electrical signal filter... |
| US-5,432,487 |
MMIC differential phase shifter A microwave monolithic integrated circuit (MMIC) differential Schiffman phase shifter includes an input microstrip for receiving an input signal. First and... |
| US-5,432,486 |
Capacitive and inductive coupling connector A coupling connector relies on inductive and capacitive coupling over a length L.sub.c to "connect" signals from a first circuit card to a second circuit card.... |
| US-5,432,485 |
Circuit for crossing strip lines A cross circuit comprises a lattice structure formed on a single layer of a multilayer printed circuit, the lattice structure having an arrangement of nodes... |
| US-5,432,484 |
Connector for communication systems with cancelled crosstalk A connector for communications systems has four input terminals and four output terminals, each arranged in an ordered array. A circuit electrically couples each... |
| US-5,432,483 |
Digital quadrature modulator and method for testing the same An integrated circuit of a quadrature modulator comprising a baseband section implementing .pi./4 shift QPSK having a simple test circuit is disclosed. The... |
| US-5,432,482 |
Variable-frequency microwave oscillator with multi-resonator matching
circuit An injection-locked variable-frequency high-power microwave frequency generator includes an injection source, a circulator, and an oscillator. The circulator... |
| US-5,432,481 |
Phase-locked loop circuit A phase-locked loop circuit, which is used in order to extract a clock signal out of a received signal obtained from a token ring network or various LANs, has a... |
| US-5,432,480 |
Phase alignment methods and apparatus In methods and apparatus for controlling a phase relationship of two signals, a supplementary phase adjustment signal is generated. The supplementary phase... |
| US-5,432,479 |
D.C. current compensation circuit for a nonlinear amplifier A D.C. current compensation circuit for a nonlinear amplifier includes a compensating amplifier of substantially the same circuit configuration as that of the... |
| US-5,432,478 |
Linear interpolation circuit A linear interpolation network for a continuously variable amplifier. The interpolation network includes first and second control terminals from which... |
| US-5,432,477 |
Wide frequency range amplifier apparatus There is provided a gain control Gilbert amplifier circuit which can be more easily controlled for variation in the gain characteristics of each predriver... |
| US-5,432,476 |
Differential to single-ended converter A differential to single-ended converter includes a voltage-to-current converter that converts differential voltage input signals to differential current signals... |
| US-5,432,475 |
Method of offset voltage trim for automatic gain controls A method for providing DC offset trim for automatic gain controls independent of temperature or gain. A DC trim current is added or subtracted from one side of... |
| US-5,432,474 |
Fixed and adjustable bandwidth translinear input amplifier An improved method and circuitry for processing high-impedance (current mode) input signals for use in translinear and other mode circuits in a manner that... |
| US-5,432,473 |
Dual mode amplifier with bias control A dual mode transmitter with bias control is described wherein an RF signal from a system modulator is fed to a gain control circuit, which can be either a... |
| US-5,432,471 |
Insulated gate semiconductor device In order to prevent a malfunction caused by an electrical noise and limit an excessive main current at a high speed while cutting off the same to a value close... |
| US-5,432,470 |
Optoelectronic integrated circuit device There is disclosed on optoelectronic integrated circuit comprising, a plurality of channels each including an optical receiving device for converting a received... |
| US-5,432,469 |
Method and apparatus for a two phase bootstrap charge pump An integrated circuit charge pump circuit including a plurality of stages, each stage including a first N type field effect switching transistor device having... |
| US-5,432,468 |
Clock generator circuit for use in a personal computer system A frequency dividing circuit/delay circuit is provided to generate a plurality of system clock signals according to the combination of frequency division and the... |
| US-5,432,467 |
Programmable logic device with low power voltage level translator A voltage translation circuit 6 and method of operating a circuit to provide voltage level translation, particularly for use in association with a programmable... |
| US-5,432,466 |
ECL to TTL translator with power supply noise suppression A translator circuit (21) converts an ECL logic level to a TTL logic level. The translator circuit (21) operates at high speeds, rejects power supply noise, and... |
| US-5,432,465 |
Integrated circuit switchable between a line driver function and a
bidirectional transceiver function during... An integrated circuit which is switchable between a line driver function and a bidirectional transceiver function is provided. The integrated circuit comprises a... |
| US-5,432,464 |
Application specific integrated circuit including a microprocessor for
customized functions as defined by the user A type of electronic circuit, called an Application Specific Integrated Circuit (ASIC), is used to customize the functions in a semiconductor chip as defined by... |
| US-5,432,463 |
High speed NOR gate with small output voltage swings A high speed multiple input NOR gate. In an illustrative embodiment, the invention includes a plurality of pull-down transistors for providing an output signal.... |
| US-5,432,462 |
Input buffer circuit having sleep mode and bus hold function The present invention includes an input buffer circuit (10) having sleep mode and bus hold capability. An input section (11) of the buffer circuit is operated... |
| US-5,432,461 |
Method of testing active matrix liquid crystal display substrates A testing method for active matrix liquid crystal display substrates having thin film transistors provided with a plurality of pixel electrodes, a plurality of... |
| US-5,432,460 |
Apparatus and method for opens and shorts testing of a circuit board A method and apparatus for testing circuit boards uses a pair of probes to contact the various nodes on the circuit board. A single one of the pair of probes may... |
| US-5,432,459 |
Leakage capacitance compensating current sensor for current supplied to
medical device loads with unconnected... A current sensing device enables sensing the current being delivered from a source to a load at a medical implement connected to the distal end of a primary... |
| US-5,432,458 |
Process for determination of phosphorus in molten copper Phosphorus concentration in molten copper can be determined by measuring temperature and electric resistivity of molten copper. |
| US-5,432,457 |
Capacitive disk probe A probe for measurement of an electrically conductive surface covered by an insulating cover layer has a pair of electrically conductive pads for capacitive... |
| US-5,432,456 |
Connector installation GO/NO-GO test fixture A pin protrusion test fixture includes an element having a void therethrough, structure for biasing the aforementioned element in a first direction to a first... |
| US-5,432,455 |
Method and apparatus for detecting arcing in alternating current power
systems by monitoring high-frequency noise An arc detector or detecting potentially hazardous arcing in electrical connections comprises detection and signal processing circuitry for monitoring... |
| US-5,432,454 |
Apparatus and method to control free charge on moving webs The present invention is a method and apparatus for controlling free charge on a moving web. The method and apparatus includes two DC ionizers one of each... |
| US-5,432,453 |
Cartridge-shaped reference element for pontentiometric measuring systems A cartridge-shaped reference element for potentiometric measuring systems exhibits a hollow body (20) as well as first and second sealed ends (30, 40) and a... |
| US-5,432,452 |
Device for detecting failure of battery cells by comparing the second
derivative of battery voltage overtime... Failure of one or more battery cells, for example of an inverter battery bank, is detected by monitoring the second derivative of the curve U(t) representative... |
| US-5,432,451 |
Magnetic resonance imaging reflectometer tuning unit A reflectometer tuning unit for a magnetic resonance imaging (MRI) system, provided for the standing wave voltage adjustment of various MRI receive coil units,... |
| US-5,432,450 |
Truncated nuclear magnetic imaging probe A planar, truncated imaging probe having a large surface area for medical imaging is disclosed. The planar imaging probe includes first and second conductive... |
| US-5,432,449 |
Test apparatus for magnetic resonance imaging systems A fixture for testing a magnetic resonance imaging system comprises a mounting plate for positioning the fixture within the system. The mounting plate has a... |
| US-5,432,448 |
Pulse sequence for a nuclear magnetic resonance apparatus A sequence of chronologically non-equidistant radio frequency excitation pulses and a first gradient are activated during an excitation phase. The existing spin... |
| US-5,432,447 |
Phase unwrapping of MR phase images using poisson equation Disclosed is a phase unwrapping technique based on the solution of the Poisson equation. The problem of phase unwrapping in the continuous domain is formulated... |
| US-5,432,446 |
Borehole measurement of NMR characteristics of earth formation NMR logging apparatus is provided which produces a strong, static and homogeneous magnetic field B.sub.0 in a Volume of an adjacent formation on one side of the... |
| US-5,432,445 |
Mirror image differential induction amplitude magnetometer Provided is a magnetomoter apparatus for measuring low-level magnetic fields. The magnetometer utilizes a coil pair wound on cores of a high permeability... |
| US-5,432,444 |
Inspection device having coaxial induction and exciting coils forming a
unitary coil unit An inspection device has an exciting coil for generating an electromagnetic field and an induction coil which are integrally connected to each other a coaxial... |
| US-5,432,443 |
Linear position detector including a phase shifter and a sample-and-hold
circuit for synchronizing a sample... An apparatus for detecting a relative displacement between a scale and a head is disclosed in which an equilibrium modulated signal derived from at least one... |
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