| Patents for H03M 3 - Conversion of analogue values to or from differential modulation (7,070) |
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| 09/05/2006 | US7102426 Audio reproducing device and method, audio amplifier, and integrated circuit for audio amplifier |
| 08/31/2006 | US20060192704 Apparatus and method of stabilizing sigma-delta modulator for fractional-N phase-locked-loop |
| 08/31/2006 | DE10103812B4 Anordnung zum Laufzeitausgleich einer durch eine Nachbildung eines Hochfrequenzsignals auftretenden Laufzeitdifferenz Arrangement for time alignment maturity difference arising through emulation of a high-frequency signal |
| 08/30/2006 | CN1826730A Noise-shaping device and method with improved lossless compression and good audio quality for high fidelity audio |
| 08/30/2006 | CN1824925A Control apparatus |
| 08/29/2006 | US7098834 Multi-mode analog to digital converter |
| 08/29/2006 | US7098828 Complex band-pass ΔΣ AD modulator for use in AD converter circuit |
| 08/29/2006 | US7098827 Integrator circuit |
| 08/29/2006 | US7098825 Fixed offset digital-to-analog conversion device and method |
| 08/29/2006 | US7098823 Reduced chop rate analog to digital converter system and method |
| 08/29/2006 | US7098816 Tri-state delta codec method and system |
| 08/24/2006 | WO2006087667A1 Ad converter arrangement |
| 08/24/2006 | US20060190520 Analog filter |
| 08/24/2006 | US20060187971 Method and apparatus for concurrently transmitting a digital control signal and an analog signal from a sending circuit to a receiving circuit |
| 08/24/2006 | US20060187100 Multiple input analog-to-digital conversion apparatus and radio receiver using the same |
| 08/24/2006 | US20060187099 Delta-sigma modulator and its application to switching amplification circuit |
| 08/24/2006 | US20060187098 Signal processing circuit |
| 08/24/2006 | US20060187097 Sigma delta converter with flying capacitor input |
| 08/23/2006 | EP1693967A1 Delta-sigma type fraction division pll synthesizer |
| 08/23/2006 | EP1623504A4 Combined digital-to-analog converter and signal filter |
| 08/23/2006 | CN1822507A Multiplexing device and multiplexed data transmission and reception system |
| 08/22/2006 | US7095350 DA converter circuit provided with DA converter of segment switched capacitor type |
| 08/22/2006 | US7095345 Hybrid tuning circuit for continuous-time sigma-delta analog-to-digital converter |
| 08/22/2006 | US7095297 Insulation of anti-resonance in resonators |
| 08/17/2006 | WO2006085605A1 Δσ modulator and δσ analog/digital converting circuit |
| 08/17/2006 | US20060181446 Frequency synthesizer having variable frequency resolution, and fractional-N frequency synthesizing method using sigma-delta modulation of frequency control pulses |
| 08/17/2006 | DE112004001900T5 Systeme und Verfahren zur Tonkompression Systems and methods for sound compression |
| 08/17/2006 | DE10233392B4 Analog/Digital-Modulator Analog / digital modulator |
| 08/16/2006 | EP1690437A2 Microphone comprising integral multi-level quantizer and single-bit conversion means |
| 08/16/2006 | CN1270443C Interpolating function generating apparatus and method, digital-analog converter and data interpolator |
| 08/15/2006 | US7093183 Symbol level error correction codes which protect against memory chip and bus line failures |
| 08/15/2006 | US7091894 Systems and methods for analog to digital conversion |
| 08/15/2006 | US7091725 Fast, high-resolution, indirect measurement of a physical value |
| 08/15/2006 | CA2213855C Slope, drift and offset compensation in zero-if receivers |
| 08/10/2006 | US20060178137 Extending mobile phone networks |
| 08/10/2006 | US20060176199 Quantization-precision-reproduction method, quantization-precision-reproduction device, image-pickup device, information-processing device, and program |
| 08/10/2006 | US20060176198 Digitization of video and other time bounded signals |
| 08/09/2006 | EP1687901A2 Delta-sigma digital-to-analog converter assembly |
| 08/09/2006 | EP1164705B1 Digital/analog converter |
| 08/08/2006 | US7088141 Multi-threshold complementary metal-oxide semiconductor (MTCMOS) bus circuit and method for reducing bus power consumption via pulsed standby switching |
| 08/03/2006 | WO2006079435A1 Delta sigma modulator |
| 08/03/2006 | US20060170579 Resolver arrangement |
| 08/03/2006 | US20060170578 Techniques for generating modulation codes using running substitutions |
| 08/03/2006 | US20060170577 Techniques for using interleaved encoders to obtain modulation constraints |
| 08/03/2006 | US20060170576 Dynamic dither for sigma-delta converters |
| 08/03/2006 | DE102004049481A1 Analog-Digital-Wandler Analog-to-digital converter |
| 08/02/2006 | EP1686692A2 Pulse generator having an efficient fractional voltage converter and method of use |
| 08/02/2006 | EP1685478A1 Generation of thermal agitation noise according to a predetermined histogram |
| 08/02/2006 | CN1813411A An analog-to-digital-converter comprising a sigma-delta-modulator and receiver with such analog-to-digital-converter |
| 08/01/2006 | US7085799 Analog filter suitable for smoothing a ΔΣ-modulated signal |
| 08/01/2006 | US7084800 System and method for shuffling mapping sequences |
| 08/01/2006 | US7084799 Sigma-delta modulated amplifier |
| 08/01/2006 | US7084798 Look-ahead delta sigma modulators with quantizer input approximations |
| 08/01/2006 | US7084797 Delta sigma modulating apparatus |
| 08/01/2006 | US7084791 Analog-to-digital converter with correction of offset errors |
| 08/01/2006 | US7084710 Digital expander apparatus and method for generating multiple analog control signals particularly useful for controlling an oscillator |
| 07/27/2006 | US20060164275 Configuration for digital-analog conversion of high-frequency digital input signal into carrier-frequency analog output signal |
| 07/27/2006 | US20060164274 Cascade-type variable-order delta-sigma modulator |
| 07/27/2006 | US20060164273 Self-tuning output digital filter for direct conversion delta-sigma transmitter |
| 07/27/2006 | US20060164272 Analog-to-digital-converter comprising a sigma-delta-modulator and receiver with such analog-to-digital-converter |
| 07/27/2006 | US20060164271 Method and apparatus for converting optical signals to radio channels |
| 07/27/2006 | US20060164270 Decision feed forward equalizer system and method |
| 07/27/2006 | DE102005003630A1 Electromechanical delta-sigma-modulator for e.g. airbag control system of motor vehicle, has multibit-DAC to adjust amplification in servo loop and bandwidth of modulator independent of input signal of multibit-ADC |
| 07/26/2006 | EP1684421A1 Bandpass sigma-delta modulator with anti-resonance cancellation |
| 07/26/2006 | EP1683273A1 Delta-sigma analog-to-digital converter |
| 07/26/2006 | EP1683272A1 Binary delta-sigma modulator |
| 07/26/2006 | EP1683271A1 Frequency agile exciter |
| 07/26/2006 | EP1147609B1 Method and apparatus for eliminating clock jitter in continuous-time delta-sigma analog-to-digital converters |
| 07/26/2006 | CN1810002A Combined digital-to-analog converter and signal filter |
| 07/26/2006 | CN1808909A Sampling and charge transfer circuit with supply voltage as common mode input voltage |
| 07/25/2006 | US7081843 Overload protection for look-ahead delta sigma modulators |
| 07/20/2006 | US20060158359 Pulse width modulator quantisation circuit |
| 07/19/2006 | EP1681769A1 Integrated circuit containing a delta-sigma modulator with two-step quantization |
| 07/19/2006 | CN1805271A High order íãí¸ noise shaping interpolator for direct digital frequency synthesis |
| 07/19/2006 | CN1265556C Method and apparatus for controlling stages of multi-stage circuit |
| 07/18/2006 | US7079068 Analog to digital converter |
| 07/18/2006 | US7079061 Sigma Delta and converter with pseudo flash converter |
| 07/13/2006 | WO2006030363A3 Arrangement for pulse-width modulating an input signal |
| 07/13/2006 | US20060152396 Noise shaper for shaping a power spectral density of an error signal and method therefore |
| 07/12/2006 | EP1679612A1 System and method for producing a circuit layout to implement analog signal processing in the delta sigma domain |
| 07/12/2006 | CN1801627A 模数转换器 ADC |
| 07/12/2006 | CN1264160C Digital signal recording device and playback device |
| 07/11/2006 | US7075995 Three-order sigma-delta modulator |
| 07/11/2006 | US7075475 Correlated double sampling modulation system with reduced latency of reference to input |
| 07/11/2006 | US7075468 Wide-bandwidth, low-latency sigma-delta modulator |
| 07/11/2006 | US7075384 Delta-sigma modulated fractional-N PLL frequency synthesizer and wireless communication apparatus |
| 07/06/2006 | US20060145901 State modulation method and apparatus for inserting state control codes |
| 07/06/2006 | US20060145900 Analog-to-digital converter arrangement and method |
| 07/05/2006 | EP1364461B1 Dynamic element matching in a/d converters |
| 07/05/2006 | CN1799199A 积分器复位机构 Integrator reset mechanism |
| 07/05/2006 | CN1797959A Broadcast equipment of delta-sigma pulse width modulation capable of eliminating distortion |
| 07/05/2006 | CN1263318C Attenuation of non-needed frequency when sampling communication signals |
| 07/04/2006 | US7073113 Adaptive sigma-delta modulation with improved dynamic range |
| 07/04/2006 | US7071860 System and method for noise cancellation in a signal processing circuit |
| 07/04/2006 | US7071856 Pipeline ADC calibrating method and apparatus thereof |
| 06/29/2006 | WO2006067382A1 Digital to analogue conversion |
| 06/29/2006 | US20060139197 Method and apparatus for an image canceling digital-to-analog converter (DAC) |
| 06/29/2006 | US20060139194 Sigma-delta modulator for PLL circuits |
| 06/29/2006 | US20060139193 Continuous-time-sigma-delta DAC using chopper stabalisation |
| 06/29/2006 | US20060139192 Differential front-end continuous-time sigma-delta ADC using chopper stabilisation |