Patents
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
03/2009
03/25/2009CN101394184A A/D conversion data reading method
03/25/2009CN101394183A A/D direct computing conversion, A/D cascade converter and use thereof
03/25/2009CN101394182A Charge balancing method in current input ADC
03/25/2009CN101393728A Image display system
03/25/2009CN100472966C Digital imitation change over unit circuit
03/25/2009CN100472965C A/D converter with minimized switching errors
03/25/2009CN100472964C Current steering switch circuit for high speed, high resolution digital-to-analog conversion
03/25/2009CN100472959C Differential amplifier, digital-to-analog converter and display apparatus
03/25/2009CN100472637C Digitizer
03/24/2009US7509687 Remotely authenticated operation method
03/24/2009US7508332 On die thermal sensor having analog-to-digital converter for use in semiconductor memory device
03/24/2009US7508331 Digital-to-analog converter with dynamic element matching to minimize mismatch error
03/24/2009US7508323 Rotation-angle detecting apparatus
03/24/2009US7508241 Data transfer method, data transfer circuit, output circuit, input circuit, semiconductor device, and electronic apparatus
03/19/2009WO2009034683A1 Pipelined ad converter
03/19/2009WO2009034637A1 Analog-digital converter and its method of conversion
03/19/2009WO2009034494A1 Adjustable-resistor array type circuit of a semi-digital ratiometric finite impulse response digital-to-analog converter (firdac)
03/19/2009WO2009034350A1 Analog-to-digital converter
03/19/2009WO2009034145A1 Method and device for controlling a successive approximation register analogue to digital converter
03/19/2009WO2008125125A3 Data acquisition from nonuniform arrays based on sine-wave crossings
03/19/2009US20090073021 Cascade comparator and control method thereof
03/19/2009US20090073020 Parallel type analog-to-digital conversion circuit, sampling circuit and comparison amplification circuit
03/19/2009US20090073019 A/D Convertion controlling device and image forming apparatus
03/19/2009US20090073018 High Speed High Resolution ADC Using Successive Approximation Technique
03/19/2009US20090073017 Analogue-digital converter using josephson dac and method thereof
03/19/2009US20090073016 Pipelined analog-to-digital converter
03/19/2009US20090073015 System for displaying images
03/19/2009US20090073014 Converter and method for converting an analog signal and comparator for use in such conversion
03/19/2009US20090073013 Method for performing a digital to analog conversion of a digital signal, and corresponding electronic device
03/19/2009US20090073012 Self-calibrating digital-to-analog converter and method thereof
03/19/2009US20090073011 Circuit and method for gain error correction in adc
03/19/2009US20090073006 Enhanced control for compression and decompression of sampled signals
03/19/2009DE102008033045A1 Magnetischer Codierer Magnetic encoder
03/19/2009DE102007043927A1 Time-continuous sinusoidal signal asynchronous sampling method for digital signal processing application, involves determining approximation frequency for signal frequency depending on evaluation of Fourier spectrums of sampling values
03/19/2009DE102007043388A1 Method for increasing resolution of analog to digital converter, involves modulating analog reference voltage of analog to digital converter with temporally changing overlapping signal
03/19/2009DE102007033689B4 Analog-Digital-Wandler mit sukzessivem Approximationsregister und großem Eingangsbereich Analog-to-digital converter with successive approximation register and wide input range
03/19/2009DE102007026684B4 Zeit-Amplituden-Konverter-Bauelement Time-amplitude converter component
03/18/2009EP2037584A1 Method for performing a digital to analog conversion of a digital signal, and corresponding electronic device.
03/18/2009EP2037583A1 Converter circuit, analog/digital converter, and method for generating digital signals corresponding to analog signals
03/18/2009EP2037580A1 Digital filter device, phase detection device, position detection device, ad conversion device, zero cross detection device, and digital filter program
03/18/2009EP2036244A2 Systems and methods for a secure recording environment
03/18/2009EP1730727B1 Adaptive quantiser
03/18/2009CN101390291A Multistage analog/digital converter and method for calibrating the converter
03/18/2009CN101388670A Digital-to-analog converter and method for driving the digital-to-analog converter
03/18/2009CN101388669A Parallel type analog-to-digital conversion circuit, sampling circuit and comparison amplification circuit
03/18/2009CN101388668A Pseudo-multiple sampling methods, systems and devices for analog-to-digital conversion
03/18/2009CN101388667A Self-calibrating digital-to-analog converter and method thereof
03/18/2009CN101388191A Display driver and digital to analog converter thereof
03/18/2009CN100471076C Device and method for calibrating power control signal of transceiver
03/18/2009CN100471071C Trigonometric integral digitizer quantizer
03/18/2009CN100471070C Signal processing device
03/18/2009CN100471069C Analog-to-digital converter
03/18/2009CN100471068C High precision analog to digital converter
03/18/2009CN100471067C Method and device for functionally testing an analog-to-digital converter, and an analog-to-digital converter
03/18/2009CN100471065C Ultra high speed time sequence analog latch
03/18/2009CN100471055C AGC circuit and gain control method
03/17/2009US7505485 Methods and systems for start code emulation prevention and data stuffing
03/17/2009US7504980 Semiconductor device
03/17/2009US7504979 System and method for providing an ultra low power scalable digital-to-analog converter (DAC) architecture
03/17/2009US7504978 Digital-analog converter capable of easily extending resolution
03/17/2009US7504975 Method and apparatus for output current control
03/17/2009US7504974 Selecting circuit
03/17/2009US7504973 Gain-variable analog/digital converter, gain adjustment method for gain-variable analog/digital converter, and system including gain-variable analog/digital converter
03/17/2009US7504972 Method for increasing the resolution of analog to digital conversion
03/12/2009WO2009031528A1 Signal detection device
03/12/2009WO2009030933A1 Digital to analogue converter circuits and methods of operation thereof
03/12/2009US20090067555 Filter circuit, receiver using the same and filtering method
03/12/2009US20090066681 Digital-to-analog converter including a source driver and display device and method for driving the digital-to-analog converter
03/12/2009US20090066678 D/A Conversion Circuit And Semiconductor Device
03/12/2009US20090066556 Method and Device for Controlling a Successive Approximation Register Analog to Digital Converter
03/12/2009US20090066555 A/D Converter Comprising a Voltage Comparator Device
03/12/2009US20090066554 Pseudo-multiple sampling methods, systems and devices for analog-to-digital conversion
03/12/2009US20090066553 Interface for multiple receivers and a resistor ladder
03/12/2009US20090066552 Digital to analog converter circuits and methods of operation thereof
03/12/2009US20090066551 Generation method of a variable analogue signal generated by a PWM signal and system generating such a signal
03/12/2009US20090066548 Method and system for compensation of dc offset in an rf receiver
03/12/2009US20090066547 Analog-to-digital and digital-to-analog conversion window adjustment based on reference cells in a memory device
03/12/2009DE102007043145A1 Verfahren und Vorrichtung zur Steuerung eines Analog-Digital-Wandlers mit sukzessiver Approximation Method and apparatus for controlling an analogue-to-digital converter with successive approximations
03/12/2009DE102007042073A1 Angle computation device for three-phase optical encoder, has processor executing computation with function for linear range to obtain rotation angle for motor rotor, where range is realizable range between intersection points of signals
03/11/2009EP2034637A1 Analog-to-digital conversion controller, optical receiving device, optical receiving method, and waveform-distortion compensating device
03/11/2009CN101385244A Digital-analog converter and camera module having the same
03/11/2009CN101383615A Analog/digital converter having voltage-stabilized power supply and serial port communication line
03/11/2009CN100468506C Nonlinearly converting signal to compensate for non-uniformities and degradations in a display
03/10/2009USRE40650 Infrared motion detection signal sampler
03/10/2009US7503074 System and method for enforcing location privacy using rights management
03/10/2009US7502076 Method and apparatus for a digital display
03/10/2009US7501974 Analog digital converter
03/10/2009US7501973 High-resolution time-to-digital converter
03/10/2009US7501972 Reference voltage generation circuit and pipe line analog-to-digital converter using the same
03/10/2009US7501971 Analog-to-digital converter with resistor ratio
03/10/2009US7501970 Digital to analog converter architecture and method having low switch count and small output impedance
03/10/2009US7501969 Method and apparatus for an image canceling digital-to-analog converter (DAC)
03/10/2009US7501968 Integrated multi-mode sensor
03/10/2009US7501967 Analog-to-digital converter operable with staggered timing
03/10/2009US7501966 Digital-to-analog converter cell
03/10/2009US7501965 Correcting for errors that cause generated digital codes to deviate from expected values in an ADC
03/05/2009WO2009028723A1 Information processing apparatus
03/05/2009WO2009028130A1 D/a converter, differential switch, semiconductor integrated circuit, video device, and communication device
03/05/2009WO2009001308A3 Dac with data independent common mode dynamics
03/05/2009WO2008077387A3 Device for the low-distortion transformation, particularly amplification, of signals