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DE102017203631B3 Method for frequency distortion of an audio signal  
The invention calls a method (40) for frequency distortion (22) of an audio signal (42), wherein the audio signal (42) is divided into a plurality of predetermined frequency bands (FB, FB1, FB2,...
DE102017126562A1 DYNAMIC ANTI-ALIAS FILTER FOR AN ANALOG DIGITAL TRANSFORMER FRONTEND  
An analog front end system may include a filter bypass switch connected in a bootstrapped configuration to pull a control port of the filter bypass switch above or below a supply voltage. The use...
DE102016122000A1 Multiplexer with improved isolation, module comprising a multiplexer and a method for designing a multiplexer topology  
Multiplexer with improved isolation, module comprising a multiplexer and a method for designing a multiplexer topology. A multiplexer with improved isolation between TX and RX is provided. At...
DE102008005090B4 Loop filter and phase locked loop  
Loop filter (20) comprising: an input port (201) and an output port (200); a control terminal (202) for a selection signal; at least one low-pass filter (L1) disposed between the input terminal...
DE112012006462B4 SAW filter with improved stopband  
Comprising surface acoustic wave filters a piezoelectric substrate (SU) allowing propagation of a PSAW on the surface of the substrate a first and a second transducer (IDT1, IDT2) arranged in an...
DE112012001081B4 Substrate, duplexer and substrate module  
A substrate (30) having mounted thereon a high frequency side filter component (32a) and a low frequency side filter component (32b) forming part of a duplexer (14), the substrate (30) comprising:...
DE10319554B4 Bulk acoustic wave device with coupled resonators  
A bulk acoustic wave device having a multilayer structure including a resonator layer region (RSB) including a top (E1) disposed above, a bottom (E2) second electrode layer and a piezoelectric...
DE102017125774A1 Multiplexer  
A multiplexer (1) having a transmit filter (10) and a receive filter (20) connected to a common port (100) and a cancellation circuit (30) connected in a communication link to the common port and...
DE102017102608B3 Active filter for bipolar voltage sources  
The invention relates to a device (1) for suppressing interference signals in bipolar voltage sources, in particular at high voltage sources in a drive train of an electric vehicle, wherein an...
DE102016121220B3 Layer sequence with alternating acoustic impedance, acoustic component with the layer sequence and method for the production  
A layer sequence is proposed which comprises first and second layers which are deposited alternately one above the other, wherein the first layers SiC1-xHx and the second layers comprise SiOC (H).
DE102012108030B4 Multiplexer with reduced intermodulation products  
Acoustic Wave Multiplexer (MUL) comprising a transmitting terminal (TxC), a receiving terminal (RxC) and a common terminal (CC), a transmission path which is interconnected between the...
DE102006048633B4 Acoustic galvanic isolator comprising an acoustically coupled film transformer  
Acoustic galvanic isolator (10), comprising: a carrier signal source (12); a modulator (14) connected to receive an information signal and the carrier signal; a demodulator (18); and connected...
DE102017125334A1 A switched multiplexer device selectively connecting a plurality of filter circuits to a common carrier aggregation node  
A device combines filter circuits to be connected to an antenna and enables carrier aggregation for wireless communication over multiple RF frequency bands in different operating environments. The...
DE102016120566A1 SAW device with improved thermal conductivity  
It is proposed to use doped lithium niobate as a substrate material for SAW devices having improved thermal conductivity. as a preferred example of the production of SAW devices with considerably...
DE112016003608T5 Method for producing a piezoelectric thin-film element  
In order to improve the Q value of a thin film piezoelectric element in a state in which unnecessary vibration is suppressed, an acoustic reflection layer (104) is attached to a first electrode...
DE102016120326A1 Method for condition monitoring of an electromechanical resonator  
The present invention relates to a method for condition monitoring of at least one component (3, 4) of an electromechanical resonator (2) with at least one piezoelectric element (4), which by...
DE112016003408T5 CIRCUIT BOARD, FILTER CIRCUIT USING THE SAME AND CAPACITY ELEMENT  
Disclosed is a circuit board (2) for mounting a capacitor. The circuit board (2) is provided with: an electrode (T1) for connecting a terminal of the capacitor (C1); an inductor (L1) having a...
DE112016003390T5 Device for elastic waves  
There is provided an elastic wave device capable of reducing the area of ​​a piezoelectric substrate and realizing downsizing. A longitudinally-coupled resonator-type elastic wave filter 3 is...
DE112016003221T5 Sound wave device and manufacturing method therefor  
There is provided an acoustic wave device in which warping of an IDT electrode caused by the excitation of a sound wave can be reduced, and the IMD characteristics can be improved. An acoustic...
DE102017218108A1 Wire connection structure, noise reduction unit and wiring harness  
A wire connection structure comprising an annular magnetic body; a first wire having a first wire end portion inserted through the ring-shaped magnetic body from a first direction, a second wire...
DE102016123709B3 BAW resonator with reduced lateral losses and RF filter with BAW resonator  
A BAW resonator with reduced losses has a piezoelectric layer between a lower electrode and an upper electrode. A third electrode is disposed in a peripheral region outside an overlapping region...
DE102016123708B3 BAW resonator with reduced lateral losses and RF filter with BAW resonator  
A BAW resonator with reduced lateral losses has a lower electrode, an upper electrode, and a piezoelectric material therebetween. In addition, the resonator has a third electrode which is...
DE112015006722T5 LINE WITH NOISE FILTER  
It is proposed a line with noise filter, which allows an effective reduction of burst interference in a specific frequency band. A line (A) having a noise filter comprises: a line main body (a...
DE102016118953A1 Acoustoelectric oscillator  
The invention relates to the field of electrical engineering / electronics and relates to an acousto-electric oscillator based on surfaces guided acoustic waves, which is autonomous and does not...
DE102015108104B4 LC filter with cooling function for AC choke and power converter  
An LC filter comprising a first AC reactor (1) comprising a first core (11) and a first coil (12) wound around a portion of the first core unit, wherein a terminal of the first coil is connected...
DE102014109003B4 Circuit and method for a transformer and a phase shifter network  
Integrated circuit (1,800) comprising: a magnetic transformer comprising a first winding connected between a first signal node (2) and a second signal node (3) and a second winding interposed...
DE112016003084T5 Device for elastic waves  
There is provided an elastic wave device which has a low loss, an excellent frequency-temperature characteristic, and is unlikely to generate noise caused by a higher-order mode. An elastic wave...
DE112016002405T5 Echo cancellation for time of flight analog digital converter  
A mass spectrometry method is disclosed, comprising digitizing a signal output from the detector to provide a first digitized signal. A finite impulse response (FIR) filter, digital filter or echo...
DE112015003010B4 chain filter  
A ladder filter (1) comprising: a series arm resonator (S1-S4) consisting of at least one elastic wave resonator and a plurality of parallel arm resonators (P1-P4) each consisting of an elastic...
DE102016118892A1 Bluetooth control unit  
The invention relates to a Bluetooth control unit (10) for a vehicle (12), comprising a microcontroller (14), and a transceiver (16) connected to the microcontroller (14), wherein the transceiver...
DE102009055304B4 Method of making a composite substrate and composite substrate  
A method of manufacturing a composite substrate (7), comprising the steps of: (a) providing a support substrate (2, 12) and a piezoelectric substrate (1, 10) having a bevelled edge; (b) bonding a...
DE102005026243B4 Electrical component and manufacturing method  
Component - with a first substrate (S1), on the front side of which first component structures (BS1) are arranged, - with a second substrate (S2), on whose front side second component structures...
DE112004002004B4 Acoustic Film Volume Resonator (FBAR) Devices with Simplified Chassis Mount  
An encapsulated film bulk acoustic resonator device, FBAR device (100), comprising: a substrate (102); an FBAR stack (111) over the substrate (102), the FBAR stack (111) comprising an FBAR (110)...
DE102016218478A1 Symmetrical voltage divider  
A symmetrical voltage divider comprises - an input (1) with two input terminals (2, 3), - each input terminal (2, 3) arranged downstream of a branch (4, 5) of voltage-reducing elements (RiN; RiP)...
DE102016118124A1 Electroacoustic transducer with improved ESD strength  
An electroacoustic transducer with improved protection against ESD is specified in which the ends of the electrode fingers facing away from the respective bus electrode (BE) of the transducer are...
DE102015118122B4 Multiplexer Device with multiple notch filters connected in parallel  
A multiplexer device (200), comprising: an antenna node (205) connected to an antenna (208) for at least one of receiving and transmitting signals; a plurality of bandpass filters (211, 212)...
DE102012223187B4 System and method for a high frequency switch  
Antenna switch comprising: a first switching network (232) configured to operate in a first frequency range, the first frequency range including a first frequency, the first switching network...
DE112015006679T5 Line with noise filter  
It is proposed a line with noise filter, which allows an effective reduction of burst interference in a specific frequency band. A noise filter line (A) includes a line main body (a U-phase wire...
DE112015006677T5 Line with noise filter  
A noise filter line that allows for effective reduction of jerky noise in a particular frequency range is provided. A line with noise filter (A) includes a line main body (U-phase wire (11u),...
DE10320702B4 A method of manufacturing an acoustic wave device having improved power compatibility  
A method of manufacturing an acoustic wave device, comprising the steps of: - forming metal structures comprising electrode structures (ES) and terminals electrically connected thereto, each...
DE10301261B4 Bulk acoustic wave device and method of manufacture  
A bulk acoustic wave device comprising - a support substrate (TS), - a lower electrode (E1) facing the support substrate (TS), an upper electrode (E2), and a piezoelectric layer (PS) interposed...
DE102011101756B4 Surface acoustic wave filter device  
A surface acoustic wave filter device comprising: - at least one external input terminal (E, E1, E2, E3) for applying an input signal to the surface acoustic wave filter device, - a plurality of...
DE102010055648B4 filter device  
A filter device comprising: - an input terminal (E100) for applying a signal, - an output terminal (A100) for outputting the signal, - a first filter (10) having an input side (E10) and an output...
DE102010000972B4 Connecting substrate and elastic wave device using the same  
A bonding substrate (10, 20) comprising: a piezoelectric substrate (12, 22) capable of transmitting an elastic wave; and a silicon support substrate (14) bonded to the back surface of the...
DE112016002901T5 Device for elastic waves  
There is provided a high strength elastic wave device which is not so easy to crack and peel a piezoelectric thin film and is less susceptible to interfacial peeling in a multilayer film. In an...
DE112016002880T5 filter means  
There is provided a filter device capable of suppressing transversal mode ripples, whereby it is difficult to deteriorate the insertion loss. A filter device 1 includes a longitudinally-coupled...
DE112016002879T5 Elastic wave filter, multiplexer, duplexer, high-frequency front-end circuit, and communication device  
A transmission filter (10) of the present invention includes five series resonators (101-105) having functional electrodes formed on a piezoelectric substrate (50) and connected in series between...
DE112016002839T5 Device for elastic waves  
There is provided an elastic wave device in which cracking, flaking or the like on a piezoelectric thin film is unlikely to occur, interfacial peeling in a laminate layer film or breakage of a...
DE112016002835T5 Device for elastic waves  
There is provided an elastic wave device having a hollow structure in which there is a reduced likelihood of cracking and peeling of a piezoelectric thin film having a reduced likelihood of...
DE112016002829T5 Multiplexer, high-frequency front-end circuit and communication device  
A multiplexer is provided which includes a duplexer and a bandpass filter other than the duplexer and is configured to increase the attenuation in a passband of the other bandpass filter into...