| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
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| 06/28/2006 | EP1673869A1 Generating bit-streams with higher compression gains |
| 06/27/2006 | US7069285 Decimation filter |
| 06/27/2006 | US7068198 Double-sampled integrator system and method thereof |
| 06/27/2006 | US7068197 ADC with reduced quantization noise and programmable bit resolution |
| 06/27/2006 | US7068196 Digital signal processing device and digital signal processing method |
| 06/22/2006 | US20060132342 Modulation apparatus/method, demodulation apparatus/method and program presenting medium |
| 06/22/2006 | US20060132341 Systems and methods for mismatch cancellation in switched capacitor circuits |
| 06/21/2006 | CN1792038A A sigma-delta modulator with reduced switching rate for use in class-D amplification |
| 06/21/2006 | CN1791902A Method and device for extending the audio signal band |
| 06/20/2006 | US7065142 ADSL encoder and decoder |
| 06/20/2006 | US7064698 Circuit arrangement and method for sigma-delta conversion with reduced idle tones |
| 06/20/2006 | US7064697 Photonic sigma delta analog-to-digital conversation employing dual heterojunction thyristors |
| 06/15/2006 | WO2006063192A1 Systems and methods for continuous-time digital modulation |
| 06/15/2006 | US20060125668 System and method for spectral shaping of dither signals |
| 06/15/2006 | US20060125667 Switching amplifier |
| 06/15/2006 | US20060125666 Data modulation |
| 06/14/2006 | EP1668856A2 Variable coder apparatus for resonant power conversion and method |
| 06/14/2006 | EP1668779A1 Fractal sequencing schemes for offset cancellation in sampled data acquisition systems |
| 06/14/2006 | EP1454416B1 Bandpass sigma-delta modulator with anti-resonance cancellation |
| 06/14/2006 | EP1164703B1 Digital/analog converter |
| 06/14/2006 | CN1788406A Method for operating a supply unit for a driver circuit, and supply unit for a driver circuit |
| 06/13/2006 | US7061416 Adaptive-type sigma-delta A/D converter |
| 06/13/2006 | US7061415 Word length reduction circuit |
| 06/08/2006 | WO2006060137A1 Inductorless architecture for a switching amplifier |
| 06/08/2006 | WO2006011083A3 Consumer device comprising a signal converter |
| 06/08/2006 | US20060120497 Method for resampling at transmission and reception of a digital signal with digital band translation |
| 06/08/2006 | US20060120163 Current mirror with programmable floating gate |
| 06/08/2006 | US20060119500 Digital-to-analog converter with programmable floating gate |
| 06/08/2006 | US20060119499 Analog-to-digital converter with programmable floating gate |
| 06/08/2006 | US20060119494 AMC (adaptive modulation and coding) method and apparatus for increasing up-link performance and record medium storing the method |
| 06/08/2006 | US20060119493 Transmitter for wireless applications incorporation spectral emission shaping sigma delta modulator |
| 06/08/2006 | US20060119492 Apparatus and method for performing dithering in communication system using orthogonal frequency division multiplexing scheme |
| 06/08/2006 | US20060119491 Dual-mode delta-sigma analog to digital converter system and method |
| 06/07/2006 | EP1665544A1 Accumulator for adaptive sigma-delta modulation |
| 06/07/2006 | EP1665543A1 Multi-phase measurement system with synchronized sigma delta converters |
| 06/06/2006 | US7058136 Method and apparatus for generating an RF signal |
| 06/06/2006 | US7057541 Delta-sigma modulator using LC resonators |
| 06/06/2006 | US7057540 Sigma-delta (ΣΔ) analog-to-digital converter (ADC) structure incorporating a direct sampling mixer |
| 06/06/2006 | US7057449 Noise cancellation in mixed signal environment |
| 05/31/2006 | EP1662665A1 Direct conversion delta-sigma transmitter |
| 05/31/2006 | EP1661251A1 Data converters with ternary pulse width modulation output stages and methods and systems using the same |
| 05/31/2006 | EP1378062B1 Feedback a/d- or d/a-converter with reduced current consumption |
| 05/30/2006 | US7053808 Suppressing digital-to-analog converter (DAC) error |
| 05/30/2006 | US7053807 Apparatus and method for controlling the state variable of an integrator stage in a modulator |
| 05/26/2006 | WO2006054214A1 Continuous-time sigma-delta analog-to-digital converter with non-invasive filter(s) for immunity preservation against interferers. |
| 05/25/2006 | US20060109153 Low power, high SNR, high order delta sigma modulator stage having integrators with pipelined cross coupled input circuits |
| 05/24/2006 | CN1257613C Signal processing device and D/A converter |
| 05/23/2006 | US7049990 Single loop feed-forward modulator with summing flash quantizer and multi-bit feedback |
| 05/23/2006 | US7049987 Arrangement for generating a clock signal for a sigma-delta analog-to-digital converter |
| 05/18/2006 | WO2006053152A1 Dual-mode delta-sigma analog to digital converter system and method |
| 05/18/2006 | WO2005104377A3 A method and system for analog to digital conversion using digital pulse width modulation (pwm) |
| 05/18/2006 | US20060103561 Digital signal demodulator and wireless receiver using the same |
| 05/18/2006 | US20060103560 Phase-compensated filter circuit with reduced power consumption |
| 05/18/2006 | US20060103559 Method and apparatus of two stage scaling and quantization for coded communication systems |
| 05/18/2006 | US20060103558 Multiplexing |
| 05/17/2006 | EP1547250A4 Method and system of integrating a mismatch noise shaper into the main loop of a delta-sigma modulator |
| 05/17/2006 | CN1774866A Sigma-delta modulator |
| 05/16/2006 | US7046181 2n-1 Shuffling network |
| 05/16/2006 | US7046046 Switched capacitor signal scaling circuit |
| 05/11/2006 | US20060097899 Adaptive-type sigma-delta a/d converter |
| 05/09/2006 | US7042378 Circuit with a digital to analog converter |
| 05/09/2006 | US7042377 Analog-to-digital sigma-delta modulator with FIR filter feedback |
| 05/04/2006 | WO2006046709A1 Receiving device |
| 05/04/2006 | US20060092061 Continuous-time delta-sigma ADC with programmable input range |
| 05/04/2006 | US20060092060 Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method |
| 05/04/2006 | US20060092059 Gain control in a signal path with sigma-delta analog-to-digital conversion |
| 05/03/2006 | EP1652308A1 Noise-shaping device and method with improved lossless compression and good audio quality for high fidelity audio |
| 05/03/2006 | EP1652307A2 Multiplexed-input-separated sigma-delta analog-to-digital converter design for pixel-level analog-to-digital conversion |
| 05/03/2006 | EP1550221A4 Delta - sigma modulators with improved noise performance |
| 05/03/2006 | EP1449304B1 Sigma-delta modulation |
| 05/02/2006 | US7038607 Modulation circuit having improved performance in the audio band |
| 05/02/2006 | US7038606 Digital signal processing device and audio signal reproduction device |
| 05/02/2006 | US7038604 Superconducting multi-stage sigma-delta modulator |
| 04/27/2006 | WO2006043207A1 Signal receiver and mobile communication device |
| 04/27/2006 | WO2006043206A1 Signal strength indicator |
| 04/27/2006 | US20060087463 Error feedback structure for delta-sigma modulators with improved stability |
| 04/26/2006 | EP1614149A4 Sample and hold circuits and methods with offset error correction and systems using the same |
| 04/26/2006 | EP1402647B1 Multi-bit sigma-delta analog to digital converter with a variable full scale |
| 04/25/2006 | US7034731 A/D converter apparatus and D/A converter apparatus including a digital filter |
| 04/25/2006 | US7034730 Pipelined delta sigma modulator analog to digital converter |
| 04/25/2006 | US7034729 Adding circuit suitable for sigma-delta modulator circuits |
| 04/25/2006 | US7034728 Bandpass delta-sigma modulator with distributed feedforward paths |
| 04/25/2006 | US7034727 Bandpass sigma-delta modulator |
| 04/25/2006 | US7034726 Data converter |
| 04/25/2006 | US7034725 Method for self-calibrating a phase integration error in a modulator |
| 04/25/2006 | US7034603 Floating-gate reference circuit |
| 04/20/2006 | US20060082482 Reference buffer with dynamic current control |
| 04/18/2006 | US7031412 Digital signal processing apparatus |
| 04/18/2006 | US7031401 Digital to analog converter with time dithering to remove audio tones |
| 04/18/2006 | US7031395 Apparatus and methods for digital-to-analog conversion |
| 04/18/2006 | US7030798 State-delayed technique and system to remove tones of dynamic element matching |
| 04/18/2006 | US7030797 Broadband sigma-delta modulator |
| 04/18/2006 | US7030792 Suppressing digital-to-analog converter (DAC) error |
| 04/13/2006 | WO2006038637A1 Electronic circuit and semiconductor device provided with dac and scf |
| 04/13/2006 | WO2006038531A1 Semiconductor device, delta-sigma modulator, and their resistance adjusting method |
| 04/13/2006 | US20060077084 Audio player using sigma-delta pulse-width modulation |
| 04/12/2006 | EP1646151A1 Method for resampling at transmission and reception of a digital signal with digital band translation |
| 04/11/2006 | US7026970 Method and system for a multi-rate analog finite impulse response filter |
| 04/06/2006 | WO2006034880A1 Method and device for analog-digital conversion of a complex signal |
| 04/06/2006 | US20060072657 Pulse width-modulated noise shaper |