Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 5,296

Document Document Title
WO/2019/087809A1
According to the present invention, the power consumption of an A/D converter including an adder, a quantizer, a prediction filter, and a decimation filter is reduced. An A/D converter 1A is provided with an adder 2, a quantizer 3, a pre...  
WO/2019/083267A2
A semiconductor apparatus according to the present technology comprises: a signal input unit for selecting and outputting multiple input signals according to a channel selection signal; an amplifier for amplifying and outputting an outpu...  
WO/2019/081422A1
A sensor arrangement comprises a sensor (1) having a first terminal (3) and a second terminal (5), and an amplifier (9) having an amplifier input (11) for applying an input signal and an amplifier output (13) for providing an amplified i...  
WO/2019/081646A1
A residue generation apparatus for use in continuous-time and hybrid ADCs is proposed. The apparatus includes a quantizer for digitizing an analog input to generate a digital output, and means for applying a first transfer function to th...  
WO/2019/081217A1
The invention relates to a method for providing a digital sensor signal (DS) of an ultrasonic sensor (16) for a signal transmission, in particular a signal transmission with a limited transmission rate, to a signal receiver (26), wherein...  
WO/2019/084217A1
A delta sigma modulator includes a summation circuit, at least one integrator, a multi-bit quantizer and a negative feedback circuit. The summation circuit is configured to produce a difference signal between an analog input signal and a...  
WO/2019/078483A1
A compressive sensing image sensor according to an embodiment of the present invention comprises: a pixel array comprising multiple pixels; and a readout circuit for receiving, from the multiple pixels, analog pixel data of a captured im...  
WO/2019/057990A1
The present disclosure relates to a continuous-time delta-sigma modulator for converting an analog input signal to a digital output signal, said continuous-time delta- sigma modulator comprising a gain stage in the form of at least one a...  
WO/2019/060565A1
An amplifier for headphones including a current digital-to-analog converter (DAC) configured to output a current based on a digital audio input signal, an output electrically connected to a speaker and configured to output an output sign...  
WO/2019/060461A1
In one aspect, an analog-to-digital converter circuit includes a transimpedance amplifier including a feedback capacitor electrically connected between an inverting or a non-inverting input of the transimpedance amplifier and an output o...  
WO/2019/051211A1
A digital microphone device includes circuitry that can reduce the risk of noise caused due to an idle tone frequency component in a digital signal output by the digital microphone device. In stereo mode and other applications where inte...  
WO/2019/043359A1
This application relates to time-encoding modulators (301,700) having a self-oscillating modulator module configured to receive an input signal and output a pulse-width modulated signal (SPWM) where the pulse-width modulated signal is sy...  
WO/2019/028681A1
Provided in the invention is a conversion module formed in a first crystal grain. The first crystal grain is coupled to a bus, which has a bus bit width. The conversion module comprises an analog-to-digital converter for generating a fir...  
WO/2019/011835A1
The invention relates to an electric control device (1), comprising: a first delta sigma modulator (2) having a clock input connection (3), a second delta sigma modulator (4) having a clock input connection (5), and an evaluation unit (6...  
WO/2019/009082A1
The present technique relates to a signal processing device, a signal processing method, and a program that allow one DSD signal to also support a PCM signal output. A distribution device comprises: an extraction unit for extracting, whe...  
WO/2018/227456A1
The present application provides a noise shaping circuit. The noise shaping circuit comprises a first modulation unit, a first subtracter, and a second modulation unit. The first modulation unit is used for generating a first digital out...  
WO/2018/230112A1
This ΔΣ modulator is provided with a first adder that adds a plurality of RF signals of different frequencies, a loop filter, a second adder, a quantizer, a difference unit, and a distortion compensator. The loop filter has pass bands ...  
WO/2018/220353A1
This application relates to audio circuits, such as audio driving circuits, with improved audio performance. An audio arrangement (200) has an audio circuit (201) with a forward signal path between an input (102) for an input digital aud...  
WO/2018/215141A1
Amulti-level capacitive digital-to-analog converter, comprises at least one capacitor switch circuit (100) including a differential operational amplifier (130) having a first input node (E130a) and a second input node (E130b). A first cu...  
WO/2018/215266A1
An integrator circuit (10) for usein a sigma-delta modulator (1)comprises a differential operational amplifier (130) with a first input node (E130a) and a second input node (E130b). The first input node (E130a) of the differential operat...  
WO/2018/217786A1
Methods and systems are described for obtaining, at an input stage of a sampler, a continuous-time analog differential voltage, and responsively generating an integrated analog differential voltage by discharging a pair of pre-charged ou...  
WO/2018/207150A1
Various examples are directed to isolated analog-to-digital converter (ADC) circuits comprising a first side that is separated from a second side by an isolator. A first ADC positioned on the first side may be configured to convert a fir...  
WO/2018/206438A1
An analog-to-digital converter (10) comprises a first and a second sampling capacitor (24, 25), a first integrator (26), a first and a second input switch (31, 32) coupling a first input terminal (11) and a common mode terminal (39) to a...  
WO/2018/199526A1
An analog/digital conversion device according to the present technology comprises: an analog/digital converter; a digital/analog converter for converting an output of the analog/digital converter into an analog signal; a first calculatio...  
WO/2018/199525A1
An analog/digital converter according to the present technology comprises: a first comparator for comparing an input voltage and a reference voltage; a second comparator for comparing a voltage of a first node and a common voltage; a cap...  
WO/2018/195337A1
A multibit flash quantizer circuit, such as included as a portion of delta-sigma conversion circuit, can be operated in a dynamic or configurable manner. Information indicative of at least one of an ADC input slew rate or a prior quantiz...  
WO/2018/194231A1
The present invention relates to a differential mode converting device and a measuring device using the same, and can comprise: a target resistor for measuring a resistance value; an input mode converting unit, which receives, in a singl...  
WO/2018/182660A1
A mapping circuit (300) for selecting cells of a multi core hybrid I/Q digital to analog converter includes a first sub-mapping circuit (310a) configured to define a first group of cores for each data symbol to be transmitted and to sele...  
WO/2018/172326A1
An analog-to-digital converter comprises a first integrator (40), a first converter input (19), a first reference voltage input (34),a capacitor array (68) comprising capacitor elements (171), and a rotation frequency control unit (37) p...  
WO/2018/163679A1
This analog-digital converter is provided with a loop filter, a quantization circuit unit for converting the output of the loop filter into a digital value, and a current steering digital-analog conversion unit provided in a loop for fee...  
WO/2018/159948A1
An analog to digital converter according to the present technology comprises: a modulator which over-samples and outputs an input signal; and a filter which conducts, on the output of the modulator, a decimation operation together with a...  
WO/2018/159131A1
An analog-digital converter according to the present disclosure is provided with: a ΔΣ modulator having a quantization circuit unit; a splitter for splitting a digital output from the quantization circuit unit into an even-numbered dig...  
WO/2018/156015A1
The present invention relates to an analog-to-digital converter and electronic device comprising the same. According to the invention, the ADC comprises a comparator comprising a first input for receiving an input signal and a second inp...  
WO/2018/156259A1
Certain aspects of the present disclosure provide methods and apparatus for implementing sampling rate scaling of an excess loop delay (ELD)-compensated continuous-time delta-sigma modulator (CTDSM) analog-to-digital converter (ADC). One...  
WO/2018/149728A1
The invention relates to a signal transmission device for pulse-density-modulated signals comprising a signal input (1) for an input signal (UE) having a defined signal maximum value (UEmax'), an input-side modulation stage (3) for produ...  
WO/2018/150920A1
A ΔΣ modulator provided with: an integrator (10, 11) including an operational amplifier (OP, OP1) and an integral capacitance (Cf, Cf1); a quantizer (20) which outputs a quantization result (Qout) obtained by quantizing an output signa...  
WO/2018/151886A1
A system and method for pulse-width modulation (PWM) mismatch shaping. The method includes receiving a multi-bit pulse-code modulated (PCM) signal and generating a voltage ramp signal. The method includes generating a first corrected sig...  
WO/2018/142770A1
[Problem] To provide a signal processing device capable of suppressing external noise without degrading audio characteristics. [Solution] Provided is a signal processing device comprising: an A/D converter that includes a first delta sig...  
WO/2018/139807A1
Disclosed are an apparatus and a method for converting an output current of a current buffer into a digital code. According to one embodiment of the present invention, an apparatus for converting an output current of a current buffer int...  
WO/2018/135125A1
The present invention is provided with an integration circuit unit that integrates the difference between the value of an analog input signal and a feedback value, a quantization circuit unit that converts the output of the integration c...  
WO/2018/131725A4
A digital-to-analog conversion device which performs integration processing for integrating a difference between an input signal and a first return signal generated based on the input signal, and outputting an integration result, first q...  
WO/2018/131725A1
A digital-to-analog conversion device which performs integration processing for integrating a difference between an input signal and a first return signal generated based on the input signal, and outputting an integration result, first q...  
WO/2018/123145A1
A ΔΣ modulator that comprises: a loop filter to which a baseband signal is applied; a first frequency converter that performs a frequency conversion on output from the loop filter; a first quantizer that quantizes output from the first...  
WO/2018/123250A1
This ΔΣ modulator comprises: a first adder that adds a plurality of input signals that have different frequencies; a loop filter to which output from the first adder is applied; and a quantizer that quantizes output from the loop filte...  
WO/2018/115066A1
A digital encoder (10) for generating, from a digital input signal (15) of N bits, with a carrier frequency f 0, an encoded digital signal (20) quantified on M < N bits, comprising a delta differentiator (25) for determining a differenti...  
WO/2018/108260A1
A hearing assistive device including an audio processing circuit comprising an analog-to- digital converter having an integrator integrating a voltage present in the summation point; a comparator comparing an output from the integrator w...  
WO/2018/109992A1
The present invention effectively suppresses idle tones in a delta-sigma modulator that generates a feedback signal using a digital-to-analog converter. A filter integrates a difference between an input analog signal and a feedback signa...  
WO/2018/103866A1
The disclosure relates to a digital-to-analog converter, DAC (100) for converting a digital input signal (x[n], 110) to an analog output signal (y), the DAC (100) comprising: an encoder (102), configured to generate a pair of ternary sig...  
WO/2018/102807A1
In described examples, a voltage-controlled oscillator-based delta-sigma analog-to-digital converter (VCO-based ΔΣ ADC) (1) includes a VCO-based quantizer (3) that includes delay elements to provide VCO outputs (5) based on an analog i...  
WO/2018/098234A1
Described are a system and technique to mitigate the impacts of clutter in a radar system. The system and technique require only linear co-polarized measurements can be incorporated into the standard radar signal processing chain without...  

Matches 1 - 50 out of 5,296