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DE112008000067B4 Switchable capacitor array, variable impedance circuit with switchable capacitor array and method of operating a switched capacitor array  
Switchable capacitor array (22) comprising: a plurality of capacitor cells (34) in parallel between an input (30) and an output (32), each capacitor cell (34) at least one MEMS switch (38) for...
DE102014113052A1 RF filter module with improved extensibility and use  
There is an RF module specified whose filter functionality can be easily expanded and has good electrical properties. For this, the module comprises two filter units, each having an RF filter and...
DE102014113052B4 RF filter module with improved extensibility and use  
RF module (M) comprising two filter units (FE), each of which - A first RF filter (HF-Q) having an input (I) and an output (O), - A first switch (SW1) having two possible switching states ,...
DE102015114224A1 Acoustic layer volume resonators with back vias  
An acoustic Schichtvolumenresonator (FBAR) device comprises an FBAR and a via is disposed substantially below the FBAR. The via is in thermal contact with the FBAR. A plurality of vias may be...
DE102015114224B4 Acoustic layer volume resonators with back-side vias  
An acoustic layer volume resonator, FBAR (100), device (200, 300, 400), comprising: an FBAR (100) comprising: a first electrode (101), a piezoelectric layer (207) ), A second electrode (208)...
DE102014217526A1 Head module and electrochemical energy storage comprising such a conductor module  
The present invention relates to a conductor module (10) comprising at least two electrical conductor portions (12, 14), characterized in that the conductor module (10) further comprises a ferrite...
DE102014112676A1 Filters with improved linearity  
For a built up of series and parallel resonators reactance linearity is proposed to improve, to connect a capacitor in series or parallel to either one parallel or a cascade of parallel resonators...
DE102014112299A1 sensor  
The present invention relates to a sensor (1) having a power line (2), wherein the sensor (1) is adapted to a current strength of the current line (2) flowing current to be measured, a first...
DE102014110672B4 Circuit having an RC filter  
Circuit (290) comprises: - an RC filter circuit (100) having an input and an output, the input being coupled to a first voltage source (111), said output to a load (150) is coupled, wherein the RC...
DE102014110672A1 Circuit having an RC filter  
A circuit (290) comprises an RC filter circuit (100) comprising an ohmic resistance (112) and a capacitor (113). The circuit (290) further comprises a compensation circuit (200) which is adapted...
DE102014112372B3 Filter chip and process for producing a filter chips  
The present invention relates to a filter chip (1), of an interconnection of at least a first and a second work with bulk acoustic wave resonator (2, 3), wherein the first operating with acoustic...
DE102014111993B4 Microacoustic device with improved temperature compensation  
An acoustic wave device comprising a layer (SU) of a piezoelectric material having at least a pair of electrodes (EL, EL1, EL2) for exciting acoustic waves in the piezoelectric material with a...
DE102014111993A1 Micro Acoustic device with improved temperature compensation  
For operating with acoustic waves, it is proposed to compensate for a negative temperature coefficient of frequency to provide a compensation layer on the component, which comprises a material on...
DE102014111912A1 RF filter  
It is specified with reduced dependence characteristic filter sizes of tuning an RF filter. A filter here comprises in series-connected base members each having an electro-acoustic resonator and...
DE102014111904A1 A tunable RF filters with parallel resonators  
It is specified with reduced dependence characteristic filter sizes of tuning an RF filter. A filter here comprises in series-connected base members each having an electro-acoustic resonator and...
DE102014111901A1 duplexer  
It is specified with reduced dependence characteristic filter sizes from tuning a duplexer with RF filters. A filter here comprises in series-connected base members each having an electro-acoustic...
DE102014111828A1 With SAW working port resonator  
The present invention relates to a working surface acoustic wave one-port resonator (1) having an interdigital transducer (2) with a first conductor rail (6), a second conductor rail (7) and...
DE202016100226U1 Passive filters for AC harmonics and distortion  
Passive AC harmonic filter for the reduction or limitation of distortions and / or harmonics and harmonics of a fundamental frequency in electrical energy distribution networks, with an inductive...
DE112014002433T5 Piezoelectric ceramics, method for manufacturing a piezoelectric ceramic and piezoelectric ceramic electronic component  
The present invention has as a main component an alkali metal-containing Alkaliniobatverbindung on having a perovskite crystal structure, represented by the general formula AmBO3, Sn is present in...
DE102014216137A1 A method of operating a sensor  
The invention relates to a method of operating a sensor (1) which is operated with an oscillator means (4) and comprises a digital filter (6) with at least one filter coefficient. It is envisaged...
DE202016100582U1 memory device  
A storage device (1) comprising: a storage section (12) which is configured to receive a memory (120) for storing data; a communication section (14) configured to output from the memory (120) read...
DE102014111909B3 A tunable RF filters with series resonators  
RF filter (F), comprising - In series-connected basic elements (GG), each with an electro-acoustic resonator (R), - In series between the basic elements (GG) interconnected impedance converter...
DE102014214021A1 Filter assembly for filtering parasitic induction currents, voltage transformer with a filter arrangement  
Disclosed is a filter assembly (FA) for filtering parasitic induction currents, which comprises: - An electrically conduct Knitting housing part (GT), which encloses a cavity (HR) at least...
DE102014214021B4 A filter arrangement for filtering parasitic induction currents, voltage transformers having a filter arrangement  
A filter assembly (FA) for filtering parasitic induction currents, comprising: an electrically conductive housing part (GT) at least partially enclosing a cavity (HR), an electrical ground...
DE102014109264B4 Enhanced freedom resonator circuit, improved tunability filter, and improved tunability duplexer  
Tunable RF filter, comprising - a resonator circuit comprising a resonator, a Z-transformer and an impedance circuit, wherein - the impedance circuit has a variable impedance Z and includes a...
DE102014109264A1 Resonator with enhanced degrees of freedom, filters with improved tunability and duplexer with improved tunability  
It is a resonator (RS) provided with new degrees of freedom. The resonator comprises a resonator, an impedance circuit Z and a transformer between. The resonator can be found for example in an RF...
DE112011100892B4 Notch filter switched capacitor with fast response  
Notch filter (100, 200) switched-capacitor, comprising: an operational amplifier (105) having a negative input node (105a), which is coupled to a common node (113), an input node (105b) and an...
DE112009001922B4 A device for elastic waves  
Apparatus for elastic waves, comprising: - A piezoelectric component having a plurality of recesses, - An IDT electrode having a plurality of electrode fingers, wherein a part of each electrode...
DE112008001500B4 Surface acoustic wave device  
A surface acoustic wave device comprising: - A piezoelectric substrate, comprising a substrate made of LiTaO3 and a plurality of, in the upper surface thereof provided grooves; - An IDT electrode...
DE112007002253B4 Boundary acoustic wave device and method of manufacturing the same  
Boundary acoustic wave device (1) comprising a piezoelectric substance (2), one on the piezoelectric substance (2) is laminated, dielectric substance (3) and an electrode film (4) at an interface...
DE102014008990B4 Semiconductor amplifier for storing electrical energy on the basis of a generated resonant circuit  
Circuit arrangement for storing electrical energy A plurality of energy storage cells, Each consisting of a condensor matrix and a gyrator circuit, A resonant oscillation circuit consisting of a...
DE102014008990A1 Semiconductor amplifier for storing electrical energy on the basis of a generated oscillating circuit  
The invention includes a memory device for electrical energy for use in the AC network, on the basis of a semiconductor amplifier circuit, with the use of integrated capacitances which simulate a...
DE112014001537T5 Composite substrates for acoustic wave elements and acoustic wave elements  
A composite substrate for an acoustic wave element comprises a supporting substrate 1 and a propagation substrate 3 to the propagation of an acoustic wave. The propagation substrate is connected...
DE102015208815A1 Noise filter and harness  
A noise filter includes a filter apparatus and a filter retainer. The filter device includes a device unit with at least one therein capacitor, an input-side lead wire extending from the device...
DE102015108819A1 System and method for a high-frequency switch  
A circuit (200) includes a plurality of switching networks (204, 206, 208) coupled between a corresponding plurality of RF ports (HF1, HF2, HFx) and a common RF port (130), and a control circuit....
DE102015108517A1 separates capacitively coupled resonator means with air gap, the electrode and piezoelectric layer  
A bulk acoustic wave (BAW) resonator includes a lower electrode disposed on a substrate, a piezoelectric layer which is disposed above the lower electrode, and an upper electrode disposed on the...
DE102015108508A1 An acoustic resonator with vertically extended acoustic cavity  
A Volumenakustikwellen- (BAW) resonator with a vertically extended acoustic cavity is provided. The BAW resonator includes a lower electrode which is mounted on a substrate through a formed cavity...
DE102015108446A1 An acoustic resonator disposed with an underlying in a dielectric, electrical connection  
A device comprising a substrate, a dielectric, which is arranged on the semiconductor substrate, an acoustic resonator which is disposed on the dielectric, and an electrical connection disposed in...
DE112014000888T5 Composite substrate, Elastic Wave Device and method for the preparation of a elastic-wave device  
A composite substrate (10) is formed by a piezoelectric substrate (12) and a support substrate (14), which has a lower thermal expansion coefficient than the piezoelectric substrate (12), are...
DE112012007245T5 BAW device and method for manufacturing a BAW device  
Are given for manufacturing a BAW device, a BAW device and a method. The component comprises a lower electrode, an upper electrode and a first piezoelectric material between the lower electrode...
DE102015107569A1 A process for producing rare earth-doped piezo-electric material with different amounts of dopant and a selected C-axis orientation  
A process for producing a rare earth-doped piezo-electric material having a first component, a second component and the rare earth element. The method comprising: providing a substrate; initial...
DE102014006964A1 Control device for a motor vehicle  
The invention relates to an operating device (10) for a motor vehicle with an operating element (12) having a touchable surface (13), and with a sensor device (14) for detecting a touch of the...
DE112009003528B4 A tunable filter  
A tunable filter, comprising: - A surface acoustic with - A piezoelectric substrate made of LiNbO3 having Euler angles of (0 °, 80 ° to 130 °, 0 °) having an opening formed in an upper side...
DE112009000963B4 Boundary acoustic wave device  
Boundary acoustic wave device, comprising: a piezoelectric substrate composed of single crystal LiTaO3 consists, a first medium layer disposed on the piezoelectric substrate and is made of a...
DE112008003117B4 Acoustic wave device  
Acoustic wave device (10, 30) comprising: an acoustic wave element (11) with an IDT electrode (20, 21) which is formed on a substrate (12), and a protective film (15, 18, 34) which is formed so...
DE102015103071B3 Vibronic sensor with an actuating element  
Vibronic sensor (1) for monitoring a process variable of a medium (2) in a container (3) at least comprising a mechanically oscillating unit (4), a driver / receiver unit (5) and an electronic...
DE102015106724B4 Acoustic resonator with an air wing and a temperature compensating layer  
A bulk acoustic wave (BAW, bulk acoustic wave) -Resonatorvorrichtung (100B) comprising: a substrate (105) formed an over the substrate (105) lower electrode (115), one on the lower electrode (115)...
DE102015106724A1 Acoustic resonator with an air wing and a temperature compensating layer  
A bulk acoustic wave (BAW) -Resonatorvorrichtung comprises a substrate defining a recess, an opening formed over the substrate and at least a portion of the recess bottom electrode, an electrode...
DE102015106522A1 System and method for a switchable capacitor  
In accordance with one embodiment, a switchable capacitor comprises a plurality of capacity switching cells, each of which has a capacitance circuit having a capacitance between a first terminal...
DE102015106509A1 System and method for an integrated high-frequency circuit  
In accordance with one embodiment, a high frequency integrated circuit (RFIC), an adjustable capacitance coupled to an input terminal of the RFIC, and a first single pole multiple (SPMT) rf (RF)...