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DE102015002250A1 Bias circuit for a high power radio frequency switching device  
Embodiments provide a circuit will work for a transistor and a bias circuit. The transistor may addressed by a signal received at a control terminal of control signal from an off state to an on...
DE102014102707A1 The tunable electro-acoustic RF filter with improved electrical properties and methods of operation of such a filter  
It is a tunable RF filter specified, which can operate with electro-acoustic components, and in spite of a large tuning range provides good electrical properties. For this, the RF filter comprises...
DE102014102704A1 Combined Impedanzanpass- and RF filter circuit  
There is provided a combined Impedanzanpass- and RF filter circuit with improved impedance matching with good moderate frequency tunability of the filter circuit. The circuit comprises a...
DE102014102699A1 Front-end circuit  
Disclosed is a front-end circuit, coupled to the three signal path with a common antenna terminal. In each signal path a filter is arranged, which is tunable by means of a control circuit in its...
DE112007000538B4 Effective adaptive filtering methods  
An apparatus comprising: a noise calculation module (106) for determining a noise level of an input signal (122); marked by a limitation determining module (108) for determining a constellation...
DE102014203338A1 Capacitive two port  
It is proposed a capacitive two-port network (10) having a first pole (1), and a second pole (2) connected to the first pole (1) forms an input port (12), and a third pole (3), and a fourth...
DE102014203228B4 Directional coupler and magnetic resonance imaging device  
Directional coupler (16, 30, 40, 50, 60, 70) each having a connection for a first, a second, a third and a fourth gate (P1, P2, P3, P4), characterized by a first coupling network (26, 36 , 46, 64)...
DE102014203228A1 directional coupler  
The invention relates to a directional coupler (16, 30, 40, 50, 60, 70) each having a connection for a first, a second, a third and a fourth port (P1, P2, P3, P4), wherein a first feedback network...
DE102014105952A1 Acoustic wave resonators doped piezoelectric material and frame elements  
A surface acoustic wave (BAW) resonator includes a first electrode (101), a second electrode (104) and a piezoelectric layer (103) disposed between the first and second electrodes (102, 104). The...
DE102014105952B4 Acoustic wave resonators with doped piezoelectric material and frame elements  
A bulk acoustic wave (BAW) resonator (300, 311) comprising: a first electrode (302), a second electrode (304), a piezoelectric layer (303) disposed between the first and second electrodes...
DE102014102701B3 Front-end circuit with a tunable filter  
For a front-end circuit, it is proposed to combine a signal path comprising a tunable filter having a further signal path with a fixed frequency band assigned to the filter to reduce the...
DE102014102521A1 Tunable RF filter circuit  
It is a tunable RF filter circuit stated, the good electrical properties, good tunability and a simple control allows in spite of low complexity. The filter circuit here comprises a first and a...
DE102014102518A1 Package for a tunable filter  
Disclosed is a package for a tunable filter in which the components of the filter are implemented and getrent in a substrate according to different criteria from each other in at least two...
DE112012007109T5 Oven controlled crystal oscillator and method for its preparation  
The present invention provides an oven-controlled crystal oscillator and a manufacturing method thereof. The oven controlled crystal oscillator includes a temperature bath, a heater, a circuit...
DE102015101600A1 System and method for a phase detector  
According to one embodiment, a method relating to a detecting a phase difference between a first signal and a second signal, the latching a state of the first signal, a second signal is used as a...
DE112010003229B4 Surface acoustic wave device  
A surface acoustic wave device (1), comprising: a piezoelectric substrate (2); an IDT electrode (3) formed on the piezoelectric substrate (2) is arranged; a first insulating film (7) which is...
DE102015101349A1 METHOD, DEVICE AND SYSTEM FOR PROCESSING RADAR SIGNALS  
One embodiment relates to a method for processing input data, comprising: multiplying a portion of the input data with a first set of coefficients or a second set of coefficients, said first set...
DE102014105948A1 Resonator device having a narrow passband  
A filter device (100) for filtering signals on a pass-band (210) includes series resonators (121), which are connected in series between an input terminal (110) and an output terminal (140), each...
DE102014105948B4 Resonator filter device with a narrow pass band  
A filter device (100) for filtering signals through a pass band (210), the filter device (100) comprising: a plurality of series resonators (121) connected in series between an input terminal...
DE112012007097T5 Conversion device, peripheral device and programmable logic controller  
To implement a digital filter process with a by a user desired filter characteristic during an acceleration A / D conversion period is retained, an A / D conversion device 100 includes an input...
DE112007001259B4 Acoustic wave device  
Acoustic wave device comprising a piezoelectric substrate, disposed on the piezoelectric substrate IDT electrodes, one located on the piezoelectric substrate and the IDT electrodes extending the...
DE102014201233A1 A method for equalizing distorted signals and an associated equalization filter  
The equalization filter (12) performs an equalization of at least one of a measuring structure (1) distorted signal. The filter coefficients of the equalization filter (12) can be obtained by...
DE102014103229B3 BAW resonator with temperature compensation  
Disclosed is a temperature-compensated BAW resonator that is constructed over a substrate and an acoustic mirror. Between the acoustic mirror and the bottom electrode layer, a compensation layer...
DE102015100385A1 System and method for a directional coupler  
According to one embodiment, a circuit includes a current detection circuit comprising a current input terminal connected to an input port, a current output terminal that is connected to a...
DE112009002273B4 Filter device for elastic waves  
Filter device for elastic waves (1), comprising: a piezoelectric substrate (2); first to fifth IDT electrodes (10a-e, 11a-e, 12a-e) which are arranged in sequence on the piezoelectric substrate...
DE202015003883U1 Balun device for UHF signals  
Balun device, characterized by a dielectric base plate (11), two conductive connection pads (12) formed on the dielectric base plate (11) and are respectively connected to a pair of first signal...
DE102013021189A1 Advanced methods for the realization of universal filter functions nth order  
The invention relates to a method for improved and simplified implementation and adjustment of filter parameters in filters of nth order. With the input parameters ripple, maximum attenuation in...
DE202015102616U1 In the impedance matching device integrated network signal processing circuit  
One in the impedance matching device integrated processing circuit incorporated into a network port (1) and electrically connected between a main board (3) of a computer and a network cable (4) is...
DE102014117470A1 Synchronous landing dividing filter  
A signal processing device has a first discrete-time analog signal processing section having an input, an output, a plurality of charge storage elements and a plurality of switching elements which...
DE102014117470B4 Synchronous landing-dividing filter  
A signal processing apparatus (100) comprising: a first time-discrete analog signal processing part having an input, an output, a plurality of charge storage elements, and a plurality of switching...
DE102014018182A1 Passive input filter with adjustable clamping for shunt measurements  
The invention relates to systems and methods for measuring a source device which provide a low voltage signal to be measured with a high fluctuation of the common mode voltage. A system for...
DE102013113495A1 Apparatus and method for providing oscillator signals  
An apparatus 100 for providing oscillator signals is configured to at least a reference oscillator signal 102 or a signal that is derived from the reference oscillator signal 102 to delay a...
DE102013018011A1 Capacitively coupled gyrator based on the Hall effect  
In the context of the invention, a gyrator for AC signals has been developed. This comprises a Hall-effect material, means for enforcing this Hall-effect material having a direction perpendicular...
DE102014117296A1 Semiconductor package with air gap  
A semiconductor package includes a semiconductor die having a first major side and one of the first main face opposite second major side, wherein the first major side having an interior region,...
DE102013224458A1 EMC filter for a DC motor and DC motor  
The present invention relates to a noise filter for a DC motor which comprises two in each case arranged in a feed line reactors and one arranged between the supply lines Cx capacitor, and a...
DE102013019799A1 Wireless Data Transceiver  
In order for a transmitting or receiving radio (11) is not the resonance tuning between its high-frequency circuit (12) and its antenna (16) by a subsequently attached or altered external circuit...
DE202014001558U1 "Device for absorbing and reducing noise on an electrical conductor"  
Device (1, 14, 28, 37) for absorbing or reducing signal disturbances on an electrical conductor, in particular in a cable with a lead-through opening, which is provided for implementation of the...
DE112013004310T5 Filter device for elastic waves and duplexers  
There is a filter device for elastic waves provided which is able to enhance the out of band attenuation in a vicinity of the pass band. In the filter device for elastic waves, a filter element...
DE102014116053A1 Microphone housing and method for generating a microphone signal,  
A microphone housing for providing a modified microphone signal has a microphone and a device coupled to the microphone sound control device.
DE102013223013A1 Optimizing filter coefficients of a suitable filter for filtering a digital audio signal, the FIR filter  
One aspect of the invention relates to a method for optimizing filter coefficients of a suitable filter for filtering a digital audio signal, the FIR filter. In the method, a user interface for...
DE202015001905U1 Short rod monopole antenna for use in mobile applications  
Short rod monopole antenna (1) for use in mobile applications, consisting of a radiator (2), an antenna (3), an antenna housing (4), which electrical and / or electronic components (5, 7, 9)...
DE112014000124T5 Element distance design in microwave filters  
A method of designing a microwave filter using a computer-based filter optimiser comprises generating an in-progress filter circuit designs (DIP) comprising a plurality of circuit elements that...
DE112009000947B4 Volumenakustikwellenresonator  
A Volumenakustikwellenresonator (bulk acoustic wave (BAW) resonator) (100, 300, 400) comprising: a piezoelectric layer (104) interposed between an upper electrode (106) and a lower electrode (102)...
DE102014219697A1 electronic component  
A first to n-th LC parallel resonator each comprise a first to n-th inductor. The first to n-th inductor are arranged in a device body, so that the same are arranged in a first direction in...
DE102013111798A1 duplexer  
The present invention relates to a duplexer (1) having an antenna port (2), a transmitting terminal (3) and a receiving terminal (4), wherein arranged in a first band-pass filter (6) between the...
DE112007002113B4 Boundary acoustic wave device  
Boundary acoustic wave device (1), used in the boundary acoustic wave, comprising: a first medium (2), one arranged on the first medium second medium (3) and an IDT electrode (4), which at the...
DE102013221716A1 Apparatus and method for processing a voltage signal  
The invention relates to an apparatus for processing a voltage signal (UDCDC) Which is applied to an output of a voltage-regulated DC-DC converter (12) for operation of a load. The device...
DE102013221716B4 Apparatus and method for processing a voltage signal  
An apparatus for processing a voltage signal (UDCDC), Which is connected to a capacitor (14) at an output (26) of a voltage-regulated DC-DC converter (12) for operating a load (30) is applied,...
DE202015101599U1 filter assembly  
Filter assembly, particularly passive filter device for reducing harmonics in a power system, comprising a current sensor (40) and a duplex throttle (30) comprising a primary winding (31) and a...
DE112013002793T5 Reconfigurable FIR filter varibler length to optimize performance of digital repeaters  
Summary: The invention addresses the problem of parameter optimization for best filter performance and in particular the influence of the requirements for radio or optical waveguides to radio...