Match Document Document Title
DE102012204737B4 Wireless multiband communication device with multiplexer and method for multiplexing wireless multiband signals  
A device comprising: one or more recipients; one or more transmit amplifiers; a first multiplexer (600-1) having a common terminal (610), a plurality of transmitting terminals (620-i) connected to...
DE102010011649B4 Front-end circuit for a mobile communication device with improved impedance matching  
Front-end circuit (FES) for a mobile communication device, comprising an antenna (A), an antenna connector (AA) connected to the antenna (A), a crossover network (FW) connected to the antenna...
DE112017002164T5 Line path with noise filter  
It improves the processability in the connection of inductors. A noise filter path (A) includes a plurality of line path main bodies (11u, 11v, 11w), a plurality of insulating layers (12u, 12v,...
DE102008052222B4 Antenna duplexer with high GPS suppression  
Antenna duplexer (AD), comprising a transmission filter (SF) operating in a transmission frequency band with a transmission filter output (SFA), a receive filter (EF) operating in a receive...
DE112017002110T5 Line path with noise filter  
An improvement in the reliability of a noise reduction function is achieved. A noise filter path (A) includes a plurality of covered electric conductors (13u, 13v, and 13w) formed by covering a...
DE102017223764A1 Active filter for the reduction of common-mode noise pulses on the high-voltage cables  
The invention relates to an active filter (1) for reducing common-mode interference pulses on high-voltage lines (HV +, HV-), in particular on high-voltage lines (HV +, HV-) of electric vehicles,...
DE112016006457T5 Adaptive tuning network for combinable filters  
A flexible multi-path radio frequency (RF) adaptive tuning network switch architecture that counteracts impedance mismatching states that arise from various combinations of coupled RF bandpass...
DE102017117870B3 BAW resonator with reduced spurious modes and increased quality factor  
An electrically and acoustically improved resonator is provided. The resonator has a center region and a termination region surrounding the center region. A trench in a top electrode, a frame on...
DE102010056572B4 Electronic component and method for producing the electronic component  
Electronic component comprising a layer sequence, at least a first electrode (10), a second electrode (20), and an active region (30) electrically coupled to the first electrode (10) and the...
DE112017001801T5 Impedance matching of multiple coils in an electronic device  
A technique is described for impedance matching with a reconfigurable coil arrangement of a plurality of transmitter coils of an electronic device. An electronic device includes a wireless...
DE112017001797T5 In-vehicle power conversion device  
This in-vehicle power conversion apparatus is provided with: a power conversion circuit to which a DC power is input; and a noise reduction unit configured to reduce common mode noise and normal...
DE112017001553T5 Bonded body and elastic wave element  
It is an object to improve the bonding strength of the piezoelectric single crystal substrate and the bonding layer and to prevent separation of the bonding layer and the support body in providing...
DE112012002389B4 Filter device for elastic waves  
Filter element (1) for elastic waves, comprising: an antenna connection (11), a first and a second terminal (13a, 13b) for a balanced signal, and a reception filter section (15) connected between...
DE102014105949B4 Lateral coupled resonator filter with apodized shape  
A laterally coupled resonator filter device comprising: a bottom electrode (650) or a bottom plane; a piezoelectric layer (240) disposed on the bottom electrode (650) or on the bottom plane; and...
DE112017001684T5 Vehicle-side electric compressor  
An on-vehicle electric compressor includes: a housing; a compression unit; an electric motor; and an inverter device. The inverter device includes: an inverter circuit that converts DC power into...
DE112017001546T5 bonding process  
A bonding layer 3 is formed over a piezoelectric material substrate, and the bonding layer 3 is made of one or more materials selected from the group consisting of silicon nitride, aluminum...
DE112017001539T5 bonding process  
An object of directly bonding a piezoelectric single crystal substrate and a support body made of a ceramic is to enable the bonding at ambient temperature and to improve the bonding strength. On...
DE112016006627T5 Ceramic substrate, laminate and SAW device  
A ceramic substrate is formed of a polycrystalline ceramic and has a main supporting surface. The main bearing surface has a roughness of 0.01 nm or more and 3.0 nm or less with respect to Sa. The...
DE102017113556B3 Filter component  
The present invention relates to a filter component (1) which has a first region (3) which is suitable for the passage of at least one conductor rail (14) and a second region (4) in which at least...
DE102016103834B4 BAW device  
BAW device with a layer sequence comprising: a first electrode layer (El), a dielectric buffer layer (BL), wherein the dielectric buffer layer (BL) consists of a layer of Sio2, Si3N4, AlN, SiC and...
DE102015108517B4 Capacitively coupled resonator device with air gap separating electrode and piezoelectric layer  
A bulk acoustic wave, BAW, bulk acoustic wave, resonator (100B), comprising: a lower electrode (110) disposed on a substrate (105) a piezoelectric layer (130) disposed over the lower electrode...
DE102015108508B4 Acoustic resonator with vertically extended acoustic cavity  
A bulk acoustic wave (BAW) resonator (300) having a vertically extended acoustic cavity (308), the BAW resonator (300) comprising: a lower electrode (310) mounted on a substrate (305) over a...
DE102015108446B4 Acoustic resonator with an electrical connection arranged in an underlying dielectric  
A device (200A, 200B, 200C) comprising: a substrate (205), a dielectric (210) disposed on the substrate (205), an acoustic resonator (285) disposed on the dielectric (210) and disposed on a...
DE102013201429B4 Temperature controlled acoustic resonator  
An acoustic resonator device (400, 500, 600), comprising: an acoustic resonator (425, 525, 625) positioned over a trench (420, 520) formed in a substrate (405, 505), a heating coil (470, 570, 670)...
DE10352642B4 Schaltung mit verringerter Einfügedämpfung und Bauelement mit der Schaltung  
Schaltung- mit einem ersten Signalpfad (1), in dem ein Bandpaß (BP) für mindestens einen Durchlaßbereich realisiert ist,- mit einem zweiten Signalpfad (2), in dem eine Bandsperre (BS) mit einem...
DE102017111448A1 SAW device with suppressed interfering mode signals  
For a multilayer SAW device disposed on a support substrate, it is proposed to use a specific material for the support substrate. If a silicon material having a selected range of Euler angles is...
DE202018005094U1 Symmetrierglied mit integrierter Impedanzwandlung und Bandpassfilter  
Symmetrierglied für eine Lokalspule (50) eines Magnetresonanztomographen (1), mit einem asymmetrischen Signaleingang (61) und einem ersten symmetrischen Signalausgang (62)und einem zweiten...
DE202017105350U1 Hochfrequenz- Impedanz Anpassungsnetzwerk und seine Verwendung  
Hochfrequenz- Impedanz- Anpassungsnetzwerk, umfassend einen Eingangsport und einen Ausgangsport, wobei der Eingangsport als Eingang für ein Signal eines Hochfrequenz - Generators G, der...
DE112018000012T5 Connected bodies and acoustic wave devices  
An object is to improve the insulation in a bonding layer and to improve the bonding strength of a substrate and a piezoelectric single crystal substrate in a bonded body comprising the substrate...
DE112014004085B4 Elastic wave resonator, elastic wave filter device, and duplexer  
Single-port resonator (1) for elastic waves, comprising a first terminal (9) and a second terminal (10), the resonator comprising: a piezoelectric substrate (2) having a polarization direction,...
DE112014004077B4 Elastic wave resonator, elastic wave filter device, and duplexer  
An elastic wave resonator (1) which is a single-port elastic wave resonator including a first terminal (9) and a second terminal (10), comprising: a piezoelectric substrate (2), a first IDT...
DE102017208205A1 Variable filter element filter, method of making a filter element, and method of operating a filter element  
The invention relates to a filter element (200) with a variable filter area. The filter element (200) comprises a filter layer (202) designed as a composite of an acoustic resonator piezoelectric...
DE102017207760A1 Schaltung zur Generierung analoger Signale  
Es werden eine Schaltung und ein Verfahren zur Generierung analoger Signale bereitgestellt, zumindest aufweisend einen PWM-Generator (10) und ein daran anschließendes analoges Filter (20), wobei...
DE102017118804B3 Acoustic resonator with high Q  
An acoustic BAW resonator with high Q, high coupling and improved suppression of disturbing modes is presented. The BAW resonator comprises an active resonator region (AR) formed by an overlap of...
DE102017110233A1 SAW-Vorrichtung mit unterdrücktem Parasitärsignal  
In einer SAW-Vorrichtung, welche einen SAW-Chip umfasst, der einen SAW-Wandler aufweist, welcher innerhalb einer ersten Signalleitung angeordnet ist, werden Parasitärsignale infolge höherer...
DE102017110160A1 Weit abstimmbarer Vorselektionsfilter für Funkempfänger und Spektrumanalysatoren  
Die Erfindung beschreibt einen neuartigen Vorselektionsfilter für Funkempfänger und Spektrumanalysatoren, welcher mittels eines Differenzverstärkers und zweier Tiefpassfilter sowie einer...
DE102014107592B4 Bulk-Akustik-Wave Resonator mit piezoelektrischer Schicht mit variierenden Mengen an Dotiermittel  
Bulk-Akustik-Wave (BAW) Resonatorstruktur (300, 500), umfassend:eine erste Elektrode (307), die über einem Substrat (305) angeordnet ist;eine piezoelektrische Schicht (308), die über der ersten...
DE102013221449B4 An acoustic resonator with a guard ring  
A Bulk Acoustic Wave (BAW) resonator structure comprising: a lower electrode (415) disposed over a substrate (405); a piezoelectric layer (425) disposed over the lower electrode (415); an upper...
DE102010030623B4 Piezoelectric resonator structures with temperature compensation  
A method of making an electrical resonator (100), the method comprising: Forming a cavity (106) in a substrate (101); Providing a layer of sacrificial material (201) in the cavity (106); Forming a...
DE102010011651B4 Front-end circuit with increased flexibility in the arrangement of the circuit components  
Front-end circuit (FES), comprising a first module (M1) having an antenna terminal (AAM1), a diplexer (DI) and a first duplexer (DU1), a second module (M2) with a second duplexer (DU2), - A first...
DE112014002593B4 Carrier substrate for composite substrate and composite substrate  
A carrier substrate for a composite substrate, wherein the carrier substrate comprises a ceramic and has a polished surface for use in bonding: wherein the degree of orientation of the ceramic on...
DE102008062605B4 Component that works with acoustic waves, and method for its production  
Component, which works with acoustic waves, comprising a substrate (1) of a piezoelectric material, a first electrode plane in which lower electrode structures (3) comprising an acoustically...
DE102007001281B4 Elektronisches Messgerät mit umschaltbarem Triggerfilter  
Elektronisches Messgerät zur Darstellung des zeitlichen Verlaufs von Signalen, das ein Triggersystem beinhaltet, wobei das Messgerät eine erste einstellbare Funktion zum Ausschluss von niedrigen...
DE112017000613T5 Circuits, systems and methods for providing asynchronous sample rate conversion for an oversampling sigma-delta analog-to-digital converter  
A variable output data rate converter circuit preferably meets performance requirements while keeping circuit complexity low. In some embodiments, the converter circuit may include an oversampling...
DE102017206098A1 Line filter with ripple protection  
A network filter (100) for coupling a circuit (109) of an electrical device to a supply network is described. In this case, the supply network provides a supply current (200) with a grid...
DE102017113152B3 Electroacoustic RF filter with increased slew rate, multiplexer and method for laying out an electroacoustic RF filter  
An electroacoustic RF filter providing improved filter edges is provided. The filter has an edge between a transfer belt and a suppression belt and a ladder-type topology. A first inductive...
DE102015117953B4 A bulk acoustic wave resonator device comprising a temperature compensation device having a layer of low acoustic impedance  
A bulk acoustic wave, BAW, resonator (300) comprising: a substrate (101) comprising an acoustic reflector; a first electrode (103) disposed over the substrate (101), the first electrode (103)...
DE102010056562B4 Electroacoustic component and method for producing the electroacoustic component  
An electronic component that is an electroacoustic device comprising a first electrode (10), a second electrode (20), an active region (30) electrically coupled to the first electrode (10) and the...
DE112016005981T5 Device for elastic waves  
An elastic wave device is provided which is small in size and which can maintain its characteristics. The first reflector 13A and the second reflector 14A are juxtaposed in the elastic wave...
DE102018107674A1 Acoustic resonator with extended cavity  
A BAW resonator includes a nonlinear substrate defining a cavity and an acoustic stack over the cavity, the acoustic stack including a bottom electrode, a piezoelectric layer, and an upper...