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Patent # Description
2011/0241818 Over-current protection device
An over-current protection device comprises two metal foils, a positive temperature coefficient (PTC) material layer and a packaging material layer. The PTC...
2011/0241817 CURRENT FUSE, SEMICONDUCTOR DEVICE, AND METHOD OF BLOWING A CURRENT FUSE
A current fuse includes: a fuse portion that is disposed on a substrate; and a conductive portion that is placed in an overlying layer above the fuse portion or...
2011/0241816 PLANAR TRANSFORMER AND METHOD OF MANUFACTURING THE SAME
There are is a planar transformer and a method of manufacturing the same that can prevent resin being coated from being separated from a conductor during the...
2011/0241815 TIGHTLY COUPLED IRON CORE SET AND WINDING RACK
A tightly coupled iron core set and winding rack structure includes a winding rack and an iron core set. The winding rack includes a hollow bobbin, a first...
2011/0241814 AUGMENTED DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME
A method, system, and apparatus including a distribution transformer having a communication module. The distribution transformer is configured to convert a...
2011/0241813 MAGNET CAP
One or more method(s), system(s), and/or device(s) produces an assembly for securing a product to a dissimilar material, such as a magnet to plastic. A magnet...
2011/0241812 MAGNETIC FIELD GENERATOR BASED ON DUAL PERMANENT MAGNET RINGS
A magnet assembly primarily for use in MRI applications is disclosed comprising two main permanent magnet rings that are spaced-apart and arranged to be...
2011/0241811 CYLINDRICAL BONDED MAGNET, METHOD FOR PRODUCING A CYLINDRICAL BONDED MAGNET, AND ROD-SHAPED MAGNET DEVICE
A cylindrical bonded magnet is provided which is multipolar-magnetized in the axial direction and can be produced with high productivity. The cylindrical bonded...
2011/0241810 PERMANENT MAGNET AND METHOD FOR MANUFACTURING THE SAME, AND MOTOR AND POWER GENERATOR USING THE SAME
According to one embodiment, a permanent magnet is provided with a sintered body having a composition represented by ...
2011/0241809 ELECTROMAGNETIC RELAY
In an electromagnetic relay, length from a movable contact to an end portion of a movable element on a first end side is set greater than length from the...
2011/0241808 Tuner Module
According to one embodiment, a tuner module, including: a substantially box-shaped casing; an input terminal attached to one side plate of the casing; a...
2011/0241807 CONTROL APPARATUS AND METHOD, AND SIGNAL PROCESSING APPARATUS
A control apparatus controls a signal processing unit. The signal processing unit is mounted within a case and includes a waveform shaping unit which performs a...
2011/0241806 VARIABLE IMPEDANCE ADAPTER FOR TUNING SYSTEM PERFORMANCE
A variable impedance adapter that has a value of characteristic impedance that is responsive to changes in the configuration of the adapter. In one embodiment,...
2011/0241805 WAVEGUIDE CONNECTION BETWEEN A MULTILAYER WAVEGUIDE SUBSTRATE AND A METAL WAVEGUIDE SUBSTRATE INCLUDING A CHOKE...
A rectangular conductor pattern is formed around a first waveguide on a multilayer dielectric substrate facing a metal substrate, with an end at about .lamda./4...
2011/0241804 HIGH-FREQUENCY COUPLER AND COMMUNICATION DEVICE
A high-frequency coupler and a communication device are compact, capable of efficiently communicating a large volume of data over a short distance and can be...
2011/0241803 SIGNAL TRANSMISSION LINE
A signal transmission line includes a dielectric substrate having first and second surfaces opposite to each other, a first conductor layer provided between the...
2011/0241802 TUNABLE EVANESCENT-MODE CAVITY FILTER
A tunable filter having an electronically tunable center frequency and dynamic bandwidth control over a large tuning range. High-Q continuously tunable...
2011/0241801 REDUCED SIZE CAVITY FILTERS FOR PICO BASE STATIONS
An improved microwave cavity filter used in cellular communication systems such as base stations is disclosed. The cavity filter has a conductive housing...
2011/0241800 ELASTIC WAVE DEVICE AND METHOD FOR MANUFACTURING THE SAME
A method of manufacturing an elastic wave device is provided with a lamination step of forming, on a substrate (1), a plurality of elastic wave devices, each of...
2011/0241799 MULTI-PHASE EMI NOISE SEPARATOR
Common mode (CM) and differential mode (DM) components of multi-phase conducted electromagnetic interference (EMI) noise emanating from electronic circuits such...
2011/0241798 RESONATOR FOR COMMUNICATION SYSTEM AND FILTER USING THE SAME
Provided are a resonator and a filter performing a filtering operation by using the resonator. The filter includes a first resonation unit connected in series...
2011/0241797 Method for Tuning a RF Front-end Circuit Using an On-chip Negative Transconductance Circuit to Make an Oscillator
A radio-frequency (RF) front-end circuit includes a tunable filter, a negative transconductance circuit coupled with the tunable filter to produce a tuning...
2011/0241796 On-Chip high performance slow-wave coplanar waveguide structures, method of manufacture and design structure
On-chip high performance slow-wave coplanar waveguide structures, method of manufacture and design structures for integrated circuits are provided herein. The...
2011/0241795 BANDPASS FILTER
A bandpass filter of the present invention includes: rectangular waveguides which are divided into two in a center of a broad plane; and a metal plate which has...
2011/0241794 PRINTED CIRCUIT BOARD IMPEDANCE MATCHING STEP FOR THICK SUBSTRATE BROADBAND MICROWAVE (MILLIMETER WAVE) DEVICES
An impedance matching ground plane step, in conjunction with a quarter wave transformer section, in a printed circuit board provides a broadband microwave...
2011/0241793 Semiconductor Device and Method of Forming RF Balun Having Reduced Capacitive Coupling and High CMRR
A semiconductor device has an RF balun formed over a substrate. The RF balun includes a first conductive trace wound to exhibit inductive properties with a...
2011/0241792 PACKAGE, PIEZOELECTRIC VIBRATOR AND PIEZOELECTRIC OSCILLATOR
A package is configured to accommodate a piezoelectric element. The package includes a guide part having a plurality of spaces into which electrodes of the...
2011/0241791 OSCILLATING SIGNAL GENERATING DEVICE AND RELATED METHOD
An oscillating signal generating device includes an oscillating circuit and a control circuit. The oscillating circuit includes: a resonator having a first...
2011/0241790 Tuning-Fork Type Crystal Vibrating Piece Device and Manufacturing the Same
A method for manufacturing a piezoelectric device comprising steps of preparing a base wafer (S122, S124) having a plurality of bases having a first bonding...
2011/0241789 INTEGRATED CIRCUIT CAPABLE OF REPEATEDLY USING CURRENT
The invention relates to an integrated circuit capable of repeatedly using current, the integrated circuit comprises: a first differential input, a first cross...
2011/0241788 MULTI-PHASE SIGNAL GENERATOR AND VOLTAGE-CONTROLLED OSCILLATOR THEREOF
A VCO comprising a cross-coupled transistors module and a resonant module is provided. The resonant module comprises a first transistor, second transistor, a...
2011/0241787 TECHNIQUE FOR DETECTING CRYSTALS
In at least one embodiment of the invention, an apparatus includes an integrated circuit, which includes a first oscillator terminal and an oscillator...
2011/0241786 System and Method for Improved Start-Up of Self-Oscillating Electro-Mechanical Surgical Devices
An oscillating circuit for determining a resonant frequency of an electro-mechanical oscillating device and for driving the electro-mechanical oscillating...
2011/0241785 Reference signal oscillator
A rubidium oscillator or a cesium oscillator is used as a high stability oscillator, and an OCXO being a metastable oscillator which is inferior in a long-term...
2011/0241784 Self-Calibrating Relaxation Oscillator Based Clock Source
A technique and corresponding circuitry are presented for a process independent, self-calibrating relaxation based clock source. The technique and circuitry...
2011/0241783 DETECTOR CIRCUIT AND SYSTEM FOR A WIRELESS COMMUNICATION
Provided are a detector circuit which has a simple circuit configuration, is capable of indicating an accurate power according to a load fluctuation of a radio...
2011/0241782 POWER AMPLIFIER
A power amplifier comprises a series stack of power amplifier devices, connected in parallel to the amplifier input for receiving an RF input signal, and having...
2011/0241781 Variable Class Characteristic Amplifier
A power amplifier (PA) adjustably operable between two classes of operation. The range of operation lies in a range of operation between a conventional, linear,...
2011/0241780 AMPLIFIER CIRCUIT, SIGNAL PROCESSOR CIRCUIT, AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
An amplifier circuit is provided to be switchable between a single end output configuration and a differential output configuration without increasing a circuit...
2011/0241779 Front-end equalizer and amplifier circuit
A front-end equalizer and amplifier circuit includes two pairs of fully differential pair transistors, wherein the tail currents of one pair of transistors are...
2011/0241778 PEAKING CIRCUIT, METHOD FOR ADJUSTING PEAKING CIRCUIT, DIFFERENTIAL AMPLIFIER INSTALLING PEAKING CIRCUIT, LASER...
A peaking circuit for adjusting peaking of a high-frequency signal, comprises: a first inductor; a second inductor which is electromagnetically coupled with the...
2011/0241777 CONVERSION CIRCUIT FROM SINGLE PHASE SIGNAL TO DIFFERENTIAL PHASE SIGNAL
A differential amplifier showing a suppressed output offset is disclosed. The differential amplifier includes a pair of differential transistors, a pair of...
2011/0241776 INFORMATION HANDLING SYSTEM PORT SECURITY
A port securing module includes a power gate that is operable to be coupled in series to a power source and to a load. A resistor is coupled in parallel to the...
2011/0241775 POWER AMPLIFYING DEVICES
A radio frequency amplifier amplifies a modulation signal or its phase modulation component and outputs the resultant signal. A linear amplifier adds an output...
2011/0241774 Versatile Audio Power Amplifier
An audio power amplifier includes a first and a second amplification unit, each including a switching voltage amplifier, an output filter, a current...
2011/0241773 Multi-Channel Radio Frequency Generator
A multi-channel radio frequency (RF) generator module includes N power amplifiers, M drivers, a power supply module, and a control module. The N power...
2011/0241772 ERROR AMPLIFIER FOR REGULATING SINGLE FEEDBACK INPUT AT MULTIPLE LEVELS
An error amplifier may be part of a voltage regulator and may include a single feedback input configured to receive a feedback signal. A single error output may...
2011/0241771 ACTIVE MUTE SCHEME FOR AN AMPLIFIER
Conventional muting circuitry for amplifiers (which usually uses clamps) generally has about 20-30 dB of attenuation. Here, an integrated circuit or IC is...
2011/0241770 AMPLIFIER FOR PROCESSING DIFFERENTIAL INPUT USING AMPLIFIER CIRCUITS WITH DIFFERENT DRIVING CAPABILITIES AND/OR...
An amplifier processes a differential input received at a differential input port. The amplifier includes a first amplifier circuit and a second amplifier...
2011/0241769 INTERNAL VOLTAGE GENERATOR OF SEMICONDUCTOR INTEGRATED CIRCUIT
An internal voltage generator of a semiconductor integrated circuit includes a comparison unit configured to compare a reference voltage with a feedback...
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