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DE102012108035A1 Condenser with improved linear behavior  
There is provided a capacitor having improved linear properties. The capacitor is compatible with fabrication processes of working with BAW devices. The capacitor comprises a first and a second...
DE102013224964A1 NFC smart antenna matching network system and the user device that includes this  
A Nahbereichkommunikations- (NFC) antenna matching network system is provided for connection with NFC. The NFC antenna matching network system includes a source coil which is connected between a...
DE102013100286B3 Broadband filter in tap technology  
Disclosed is a wide-band and steep flanks exhibiting filters in branch technology, comprising a series circuit of a first, second and third impedance elements comprising part of the filter,...
DE102012112571B3 circuitry  
The present invention relates to a circuit arrangement (1) for adapting the electroacoustic characteristics of the electro-acoustic device (8) having a first conductor loop (9) and a further...
DE102012111889B3 An electroacoustic transducer  
The present invention relates to an electroacoustic transducer (1) having a piezoelectric layer (4) which is structured such that at an applied in a spatial direction alternating electric field...
DE112012003518T5 Method and apparatus for equalizing a transmission channel for cable loss in a C8PSK HART system  
A method for adjusting a curve shape, which is transmitted from one field device to cope cable bandwidth limitations by data to be transmitted over a channel compensation device are sent, the...
DE102013006377B3 Efficient passive broadband Gyrator  
The invention relates to a gyrator for AC signals. This comprises a Hall-effect material, means for coupling an alternating current (I1; I4) In the Hall-effect material, means for enforcement of...
DE102012221408A1 Acoustic surface wave component, has amorphous layer that is in non-cohesive contact in region of aperture of transducers between layer and electrical conductive layer, where layers are made of two different elements and/or alloys  
The component has a metallization layer system comprising a layer and an electrical conductive layer made of two different elements and/or alloys. An amorphous layer i.e. barrier layer, is...
DE102012111121A1 Electroacoustic component and methods for making  
There is provided an electroacoustic component (EAC), in which the interfering contributions of unwanted wave modes are reduced. These include a component (EAC), a piezoelectric layer (PL), an...
DE102012022436B4 Symmetry transformer  
A symmetry transformer includes an input, a first output and a second output. Here, the symmetry transformer to a first intermediate node, a second intermediate node and a middle intermediate...
DE102012022436A1 Symmetry transmitter i.e. balanced and unbalanced balun for converting asymmetric input signal into two symmetrical output signals, has middle intermediate node and middle node connected with two links and idling circuits  
The transmitter (100) has line sections (410-440) arranged between first and second output nodes (330, 340). A first intermediate node (110) forms a first input node (310) of a first link (300). A...
DE112012002502T5 demultiplexer  
The invention relates to the provision of a demultiplexer, which is able to form a steep stop band within the pass band of a high-pass filter without causing a significant increase or increasing...
DE102013205805A1 Limiter for wideband RF signals  
A limiter (2) for high-frequency signals having an input (5), wherein a high frequency signal is supplied to the limiter (2) at its input (5). The limiter (2) has a plurality of limiting stages...
DE102012220247A1 The inverter circuit for an electric drive, electric vehicle with an inverter circuit and method for operating an inverter circuit  
The invention relates to an inverter circuit 2 for controlling an electric drive 3 with an improved suppression of interfering signals. By using at least two notch filters 21, 22 occurring...
DE102012110504A1 Electro-acoustic filter with low-pass characteristic  
It is stated with improved low-pass characteristic an electro-acoustic filter. The filter comprises a first electro-acoustic transducer, an electro-acoustic element and a lattice structure between...
DE112012002979T5 SAW filters having a planar barrier layer and manufacturing method  
Herein, a surface acoustic wave (SAW) filter and a method of manufacturing the same is disclosed. The SAW filter includes a piezoelectric substrate (110;3); a planar barrier layer (120) which is...
DE102013221775A1 A Bulk Acoustic Wave resonator, which has a doped piezoelectric layer having improved piezoelectric characteristics  
A Bulk Acoustic Wave (BAW) resonator includes a first electrode disposed above a substrate, a piezoelectric layer which is disposed over the first electrode and a second electrode which is...
DE102013221775B4 A Bulk Acoustic Wave resonator, which has a doped piezoelectric layer having improved piezoelectric characteristics  
A Bulk Acoustic Wave (BAW) resonator (100, 300), comprising: a first electrode (107) disposed over a substrate (105); a piezoelectric layer (108) disposed over the first electrode (107), wherein...
DE102013221449A1 An acoustic resonator with a guard ring  
A Bulk Acoustic Wave (BAW) resonator includes a first electrode disposed above a substrate, a piezoelectric layer which is disposed over the first electrode, a second electrode, which is arranged...
DE102013221030A1 Bulk acoustic wave (BAW) resonator device for cellular telephone, has bridge that is formed within acoustic impedance layers of acoustic reflector and resonator stack, and piezoelectric layer that is formed over bottom electrode  
The BAW resonator device (200B) has an acoustic reflector (120) including acoustic impedance layers (121-126) that is formed over a substrate (105). A resonator stack (110) is formed over the...
DE102012020576B4 Microwave filter with adjustable bandwidth  
A microwave filter (22) for a cavity conductor (18), the microwave filter (22) comprising: a first adjustable coupling resonator (40a) which is connected via a first coupling aperture (32b) to an...
DE102013220362A1 IMPEDANCE MATCHING NETWORK WITH IMPROVED QUALITY FACTOR AND METHOD FOR ADJUSTMENT OF IMPEDANCE  
An impedance matching network comprises a first and a second signal terminal and a reference potential terminal. The network further comprises a first shunt path between the first signal terminal...
DE102012107873A1 Duplexer for mobile communication apparatus of long term evolution system, has transmitting terminal which is connected to ports of hybrid unit and conductor structure of transmitting filter provided on support substrate  
The duplexer (DU) has an antenna which is connected with a transmitting terminal (TT), receiving terminal (RT), transmission filter (TF) and a reception filter (RF). The antenna is connected to...
DE102013015736A1 Antenna matching circuitry for connecting antenna to signal output of communication circuit of near field communication reader used in vehicle, has symmetrical Pi-filtering circuit, inductances, coils, resistors and capacitors  
The antenna matching circuitry (3) has a EMC filter (6), a symmetrical Pi-filtering circuit (7), several critical parasitic inductances, several serial working spacer inductances, coils (L3,L4),...
DE102013218625A1 Unbalanced phase shift network  
A phase shift network, a two-port cross circuit having a first capacitor coupling a first circuit node to a second circuit node, a second capacitor coupling a third circuit node to a fourth...
DE102013110408A1 Sampling circuit, A method for reducing distortion in a sampling circuit and an analog-to-digital converter with such a sampling circuit  
A sampling circuit, comprising: an input node; a first signal path, comprising a first sampling capacitor and a first signal path switch in a signal path between the input node and a first plate...
DE112012002879T5 circuit module  
A technique is provided which enables a circuit module that includes a duplexer that is to be reduced further in size and height. A duplexer (10), which is mounted on a module board (2) is formed...
DE102013109940A1 Capacitor bank, laminated bus bar and power supply device  
A capacitor bank includes a laminated bus bar with a high-potential wiring layer and a low potential conductor layer disposed on opposite surfaces of an intermediate insulating layer. The Bank...
DE112012002389T5 Filter device for elastic waves  
In a filter device for elastic waves, which includes a reception filter portion is formed by a longitudinally-coupled filter section resonator type elastic waves, which has a...
DE102013217830A1 Timing calibration for chip wiring  
One embodiment sets a timing calibration technique for on-chip synchronous source is on complementary metal oxide semiconductor (CMOS) repeater-based wiring. Two transition pattern may be applied...
DE102013013581A1 Combiner / splitter with coupled transmission line  
A combiner / divider circuit may include a plurality of transmission lines, which form a crossing point, a sum terminal, a first component terminal, a second component connection and a...
DE102013013579A1 Combiner / splitter with connecting structure  
A combiner / divider circuit, a first, a second, a third, a fourth and a fifth transmission line comprise, each including a signal conductor and a signal return conductor. The signal conductor at...
DE102012216266A1 Method and apparatus for the manufacture of a filter and filter  
It is proposed a method for manufacturing a filter to provide a specific reactive power for an AC / DC converter. The filter has a coil and a plurality of N capacitors of the coil to form N filter...
DE102013109586A1 CHIPCARD COMMUNICATION SYSTEM AND CHIP CARD COMMUNICATION CIRCUIT  
According to one embodiment, a smart card communication device (200) is provided, which comprises a matching network (201) and a chip card communication circuit (202), comprising: at least one...
DE102013109586B4 CHIPCARD COMMUNICATION SYSTEM AND CHIP CARD COMMUNICATION CIRCUIT  
Chip card communication arrangement (200), comprising: a matching network (201) and a chip card communication circuit (202), comprising: at least one matching network connection (203), a receiver...
DE102012108106A1 MEMS component and process for producing a operating with acoustic waves MEMS component  
The present invention relates to a method for producing a operating with acoustic waves MEMS component (1). The method includes the steps of fabricating a working with acoustic waves MEMS device...
DE102012108106B4 MEMS component and process for producing a operating with acoustic waves MEMS component  
A method for producing a operating with acoustic waves MEMS component (1), comprising the steps of: - manufacturing a operating with acoustic waves MEMS device (2) on a substrate (3), -...
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...
DE102012108030A1 Multiplexer with reduced intermodulation products  
There is a multiplexer (MUL) indicated with reduced intermodulation products. For this purpose, the multiplexer (MUL) includes operating with acoustic waves transmitting and / or receiving filter...
DE112012002565T5 circuit module  
there is provided a technology with which an improvement of characteristics of a separation of a plurality of signal electrodes can be obtained from one another, wherein the signal electrodes are...
DE112010005961T5 reversible filter  
There is a switchable filter for different transmission standards specified, which is inexpensive to manufacture and has reduced crosstalk between different signal paths. The switchable filter...
DE112007001426B4 Surface acoustic wave device  
A surface acoustic wave device comprising: - A substrate of LiNbO3 having Euler angles (0 ° ± 5 °, 8 ± 5 °, 0 ° ± 10 °); - An electrode formed on the substrate made of LiNbO3 is arranged, and...
DE102012107313A1 Transmission circuit for radio key, has transmitting component, antenna and low-pass filter, where low pass filter is coupled with output terminal of transmitting component with antenna  
The transmission circuit has a transmitting component (2), an antenna (3) and a low-pass filter (4), where the low pass filter is coupled with an output terminal (5) of the transmitting component...
DE102012107155A1 Topographical structure and process for their preparation  
The production of BAW resonators typically includes the heteroepitaxial growth of a piezoelectric layer over the carrier and metal layers. This form of film growth results in a columnar,...
DE102012107155B4 Topographic structure and methods for their production  
A topographic structure comprising a support layer (TS), at least one metal layer (M) applied to the support layer, a topology edge on the edge on the metal layer, and a topology edge (AB) having...
DE102012107049B4 Electroacoustic transducer  
An electroacoustic transducer comprising - a piezoelectric substrate (PSU) with electrode fingers (EF) arranged above the piezoelectric substrate (PSU), a cell of length λ with N electrode fingers...
DE102012107049A1 An electroacoustic transducer  
It is specified with an alternative finger structure, an electroacoustic transducer. The number of fingers of a cell of length λ is divisible by four. The electrode fingers of the cell are divided...
DE112011104978T5 Cascaded digital filter with reduced latency  
There are a filter and a method for filtering a signal is disclosed. The filter is equivalent to a plurality of series connected biquad filters and is implemented on a digital processor, which...
DE112010004648B4 Tuning a programmable input filter  
Tuning a programmable power filter, the mains filter includes a live conductor, a neutral conductor and a ground conductor which are connected to an input side of the filter to the input terminals...
DE102012106382A1 output stage  
The present invention relates to an output stage for matching an AC signal of an ultrasonic generator in a can be connected to the output stage converter, the output stage has two input terminals...