Patents
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
07/2009
07/22/2009CN100517973C Digital-to-analog converter having error correction and method thereof
07/22/2009CN100516780C Absolute encoder employing concatenated, multi-bit, interpolated sub-encoders
07/21/2009US7565125 Telecommunications receiver with automatic gain control
07/21/2009US7564866 Methods and systems for digitally processing optical data signals
07/21/2009US7564502 Automatic gain control analog-to-digital converting system and related method
07/21/2009US7564398 Method and apparatus for ad conversion, semiconductor device for detecting distribution of physical quantity, and electronic apparatus
07/21/2009US7564397 High slew rate amplifier, analog-to-digital converter using same, CMOS imager using the analog-to-digital converter and related methods
07/21/2009US7564396 Signal receiver and mobile communication device for isolating a desired signal that is susceptible to variations in signal power
07/21/2009US7564395 Subranging converter for converting an analog signal into an N-bit digital signal
07/21/2009US7564394 Buffer for A/D conversion
07/21/2009US7564393 Digital to analog converter and method for digital to analog conversion
07/21/2009US7564392 Decoder circuit
07/21/2009US7564390 Optical digital to analog converter
07/21/2009US7564387 Optical analog-to-digital converter
07/21/2009US7564386 Pre-processing data samples from parallelized data converters
07/21/2009US7564385 Current compensation for digital-to-analog converter
07/16/2009WO2009088041A1 Cyclic analog /digital converter
07/16/2009WO2009087491A1 Dynamic element matching processor for use in a data converter and a method of operation
07/16/2009US20090181629 Direct Digital Conversion Tuner and Method for Using Same
07/16/2009US20090179788 Analog-to-Digital Converter with a Balanced Output
07/16/2009US20090179787 Comparator and a/d converter
07/16/2009US20090179786 Direct rf complex analog to digital converter
07/16/2009US20090179785 Read and Write Interface Communications Protocol for Digital-to-Analog Signal Converter with Non-Volatile Memory
07/16/2009US20090179784 Digital-to-analog converter having constant current cells producing even constant currents
07/16/2009US20090179783 D/a conversion circuit, organic el drive circuit and organic el display device
07/16/2009DE10341063B4 Vorwärtsverstärkende Filterschaltung Forward-enhancing filter circuit
07/16/2009DE102008004263A1 Method for measuring emission in analog to digital converter, involves converting signal into digital signal by two or multiple analog to digital converters, where sampling rate of analog to digital converter is differentiated
07/16/2009DE102008004047A1 Optical rotation angle sensor, has optical transmission elements assigned to code tracks and arranged in circumferential direction of code tracks around angle value, and optical receiving element arranged central to code disk
07/15/2009EP2078932A1 Clock generation circuit, analog-digital angle converter, and angle detection apparatus
07/15/2009EP1792402B1 Digital-to-analog converter structures
07/15/2009CN101483438A High precision 16 bit D/A converter circuit based on CPU
07/15/2009CN101483437A Low cost, high precision 16 bit A/D converter based on FPGA
07/15/2009CN101483436A Laser controller integrated circuit including variable resolution data processing device
07/15/2009CN100514864C Array absolute coders
07/15/2009CN100514863C Integrated digital calibration circuit and digital to analog converter (DAC)
07/14/2009US7561209 Image enhancement unit and method for image quality improvement of a video stream
07/14/2009US7561147 Current output type of semiconductor circuit, source driver for display drive, display device, and current output method
07/14/2009US7561095 Pipelined analog-to-digital converter having interleaved sample-and-hold circuits coupled in common
07/14/2009US7561094 Sequential comparison-type AD converter having small size and realizing high speed operation
07/14/2009US7561093 Analog-to-digital (AD) converter using resonance frequency shifting and voltage detecting device thereof
07/14/2009US7561092 Extension of accuracy of a flash ADC by 1-bit through interpolation of comparator outputs
07/14/2009US7561091 Analog to digital converter with dynamically reconfigurable conversion resolution
07/14/2009US7561090 Focal plane array with serial, variable bit width analog to digital converter
07/14/2009US7561089 Digital to analogue conversion
07/14/2009US7561088 Multi-loop data weighted averaging in a delta-sigma DAC
07/14/2009US7561087 Integrated circuit arrangement comprising at least one digital-analogue converter
07/14/2009US7561085 Systems and methods for improving data converters
07/14/2009US7561084 Sliding error sampler (SES) for latency reduction in the ADC path
07/14/2009US7561083 Testing of analog to digital converters
07/14/2009US7561076 Front-end method for NICAM encoding
07/09/2009US20090177410 Real-time monitoring device and operation method thereof
07/09/2009US20090177297 Methods and devices of multi-functional operating system for care-taking machine
07/09/2009US20090174822 Multichannel Digital Cable Tuner
07/09/2009US20090174588 Focal plane array with serial, variable bit width analog to digital converter
07/09/2009US20090174587 Current switch circuit and d/a converter, semiconductor integrated circuit, and communication device using the same
07/09/2009US20090174586 Analog to digital converter with dynamically reconfigurable conversion resolution
07/09/2009US20090174585 System and method for converting analog values into digital form
07/09/2009DE102006038409B4 Verfahren und Vorrichtung zum Erfassen eines Analogsignals unter Verwendung einer Auswahlschaltung Method and apparatus for detecting an analog signal using a selection circuit
07/09/2009DE102005030563B4 Mehrkanal-Digital/Analog-Wandleranordnung Multi-channel digital / analog converter means
07/08/2009EP2077621A2 Reference signal generation circuit, angle converter, and angle detection apparatus
07/08/2009EP2077620A1 System for scalably encoding and decoding data
07/08/2009EP2076963A1 Improvements to ramp-based analog to digital converters
07/08/2009EP2076961A1 Automatic gain control circuit, system including such circuit and method for automatic gain control
07/08/2009CN101478310A Comparison device and analog-to-digital converter using the same
07/08/2009CN101478309A System and method for improving precision of A/D converter
07/08/2009CN100512016C Analog-digital converter
07/08/2009CN100512015C A/D converting method with high resolution and circuit thereof
07/08/2009CN100512014C Circuit for reducing working noise of analog digital conversion system
07/08/2009CN100511978C Transconductance amplifier, analog-to-digital converter and operating method thereof, and current generation method
07/08/2009CN100511376C Light-emitting element driver circuit
07/07/2009US7557866 Automatic gain control circuit
07/07/2009US7557746 Time domain interpolation scheme for flash A/D converters
07/07/2009US7557745 Apparatus and method for managing access to the analog-to-digital conversion results
07/07/2009US7557744 PWM driver and class D amplifier using same
07/07/2009US7557743 D/A converter
07/07/2009US7557741 Overload detection unit with signal strength indicator to indicate an overload condition
07/07/2009US7557357 D/A conversion device and method and charged particle beam exposure apparatus and method
07/07/2009US7556976 Method of fabricating semiconductor devices employing at least one modulation doped quantum well structure and one or more etch stop layers for accurate contact formation
07/02/2009US20090168805 Methods and systems for start code emulation prevention and data stuffing
07/02/2009US20090168589 Thermal code transmission circuit and semiconductor memory device using the same
07/02/2009US20090167953 Apparatus and method for correction of signal distortion
07/02/2009US20090167650 Electro-luminescence display
07/02/2009US20090167587 Analog-to-digital converter
07/02/2009US20090167586 Solid-state imaging device, driving method thereof, and camera
07/02/2009US20090167585 Analog reference voltage generator, method thereof, analog-to-digital converter including the same, and image sensor including the same
07/02/2009US20090167584 System having a signal converter device and method of operating
07/02/2009US20090167583 Interpolation digital-to-analog converter
07/02/2009US20090167582 Sample and hold circuit, multiplying D/A converter having the same, and A/D converter having the same
07/02/2009US20090167579 D/a conversion circuit
07/02/2009US20090167578 Analog-to-digital converter and communication device and wireless transmitter and receiver using the same
07/02/2009US20090167577 Circuit and method for calibrating direct current offset
07/02/2009US20090167576 Method of stepwise eliminating voltage offset and voltage offset elimination device in analog to digital pipeline converter
07/02/2009US20090167575 Analog-To-Digital Converting Apparatus And Vehicle Power Supply Apparatus Using The Same
07/02/2009US20090167574 Amplifier gain control circuit for the wireless transceiver
07/02/2009US20090166569 Device and method for the acquisition and automatic processing of data obtained from optical codes
07/01/2009EP2075912A1 Method for complexity-reduced digital filtering and parameter estimation of analog signals
07/01/2009EP2075792A2 Method and device for correcting signal distortion
07/01/2009EP1851859B1 Analog-to-digital converter with interchange of resolution against number of sample and hold channels
07/01/2009EP1743426B1 Analog-to-digital converter with range error detection
07/01/2009CN201266924Y A/D converter