Patents
Sitemap › H03 - Basic electronic circuitry › H03M - Coding, decoding or code conversion, in general › H03M 1 - Analogue/digital conversion; Digital/analogue conversion
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
08/2005
08/31/2005EP1569344A1 Semiconductor integrated circuit
08/31/2005EP1568138A2 A/d converter with minimized switching error
08/31/2005EP1568125A1 Pulse width-modulated noise shaper
08/31/2005EP1568044A2 Power converter circuitry and method
08/31/2005EP1405419B1 High-speed, high-resolution and low-consumption analog/digital converter with single-ended input
08/31/2005EP1400020B1 Integrating a/d converter
08/31/2005EP1205030B1 A parallel analog-to-digital converter
08/31/2005CN1663127A Offset calibration system
08/31/2005CN1661923A Time continuous sigma-delta-analog-digital-converter
08/31/2005CN1661922A Analog/digital converting device
08/31/2005CN1661921A Delta/Sigma frequency discriminator
08/31/2005CN1661909A AGC circuit and gain control method, and program
08/31/2005CN1661703A Flash and method of it in dynamic loading fastenner operation module of optical drive
08/31/2005CN1217488C High power selectrive signal atteuator and decay method
08/30/2005US6937954 Signal processor for use in electronic compass
08/30/2005US6937279 Apparatus for converting analog image data into digital image data in CMOS image sensor
08/30/2005US6937180 Code-controlled voltage divider
08/30/2005US6937178 Gradient insensitive split-core digital to analog converter
08/30/2005US6937177 Shuffler apparatus and related dynamic element matching technique for linearization of unit-element digital-to-analog converters
08/30/2005US6937174 Sampling/holding method and circuit
08/30/2005US6937083 Analog signal conditioning circuit having feedback offset cancellation
08/25/2005WO2005078936A1 Method for the characterisation of and for the automatic correction of linear errors in analog/digital converters
08/25/2005WO2005055428A8 Read-only serial interface with versatile mode programming
08/25/2005WO2005013484A3 Electromagnetic pulse generator
08/25/2005US20050188365 Flash memory and method of dynamically loading firmware operation module in optical drive
08/25/2005US20050184901 Delta/sigma frequency discriminator
08/25/2005US20050184900 Electronic device with multiple buttons
08/25/2005US20050184899 System, method, and software for testing electrical devices
08/25/2005US20050184898 Determining analog error using parallel path sampling
08/25/2005US20050184897 Analog-to-digital converter
08/25/2005US20050184894 Analog-to-digital converter and microcomputer in which the same is installed
08/25/2005US20050184893 System for mixed analog-digital automatic gain control
08/25/2005US20050184892 Analog decoding method and decoder
08/25/2005US20050184891 Amplifier with digital signal processing
08/25/2005US20050184762 Comparator and AD conversion circuit having hysteresis circuit
08/25/2005US20050183566 Stringed musical instrument having a built in hand-held type computer
08/25/2005DE10250584B4 Differenzeingabe-A/D-Wandler Differential input A / D converter
08/25/2005DE102004002683A1 Optical sensor element e.g. for position or length determination at rotating or linear moving machine parts, uses alternating code bars formed by hologram structure or diffractive optical element
08/24/2005EP1566891A2 Method and apparatus for ad conversion, semiconductor device for detecting distribution of physical quantity, and electronic apparatus
08/24/2005EP1566890A1 Determining analog error using parallel path sampling
08/24/2005EP1565991A2 Analogue-to-digital converter
08/24/2005CN1659785A Method and system for multi-rate lattice vector quantization of a signal
08/24/2005CN1659706A Resistor network such as a resistor ladder network and a method for manufacturing such a resistor network
08/24/2005CN1658512A Digital/analog converter, display driver and display
08/24/2005CN1658511A Waveform reduction sampling method of signal output
08/24/2005CN1658510A Comparator and ad conversion circuit having hysteresis circuit
08/24/2005CN1658509A Device, method and circuit of determining analog error using parallel path sampling
08/24/2005CN1658495A Amplifier of power supply by AC power supply in switch condenser circuit
08/24/2005CN1658494A Integrator of power supply by AC power supply in switch condenser circuit
08/24/2005CN1658492A Encoder and control apparatus for motor
08/24/2005CN1658264A Electro-luminescence display device and driving method thereof
08/23/2005US6934521 System for automatically setting a portable object with a clock function
08/23/2005US6933876 Pipelined analog to digital converter
08/23/2005US6933875 Pipelined analog-to-digital converter with unequal work timing
08/23/2005US6933874 Applying desired voltage at a node
08/23/2005US6933872 Digital/analog converter circuit with a device for compensating nonlinear distortions
08/23/2005US6933869 Integrated circuits with temperature-change and threshold-voltage drift compensation
08/23/2005US6933868 Testing of mixed signal integrated circuits generating analog signals from digital data elements
08/23/2005US6933867 A/D conversion processing apparatus providing improved elimination of effects of noise through digital processing, method of utilizing the A/D conversion processing apparatus, and electronic control apparatus incorporating the A/D conversion processing apparatus
08/23/2005US6931918 Device and method for determining the rotary orientation of a motor through use of a resolver signal derived from the rotary orientation
08/18/2005US20050182591 Encoder and control apparatus for motor
08/18/2005US20050179576 Test circuit for evaluating characteristic of analog signal of device
08/18/2005US20050179575 Accurate testing of temperature measurement unit
08/18/2005US20050179573 Buffered oversampling analog-to-digital converter with improved dc offset performance
08/18/2005US20050179470 Low power comparator
08/18/2005DE4436784B4 Absolutes Positionsmeßsystem Absolute positioning
08/17/2005EP1563607A1 Analog/digital converter for microwave frequencies
08/17/2005EP1563606A1 Pulse width modulation analog to digital conversion
08/17/2005EP1206729B1 System for automatically setting a portable object with a clock function
08/17/2005EP1044506B1 Decimation filtering apparatus and method
08/17/2005CN1656780A Mobile communication device including an array sensor
08/17/2005CN1656687A Sigma delta A/D converter with pseudo flash converter
08/17/2005CN1656680A Clocked comparator circuit
08/17/2005CN1656556A Semi-synchronous receiver and apparatus for reading information
08/17/2005CN1655459A Analog-digital converter
08/16/2005US6931341 Automatic adjusting method for measuring equipment and apparatus using the same
08/16/2005US6930630 Analog-to-digital converter
08/16/2005US6930629 Analog/digital converting apparatus
08/16/2005US6930627 Radio-frequency digital/analog converter system and method
08/16/2005US6930626 Computer program product for mismatched shaping of an oversampled converter
08/16/2005US6930625 Multi-thread parallel processing sigma-delta ADC
08/11/2005WO2005074139A2 A da-converter system and a method for converting a multi-bit digital signal to an analog signal
08/11/2005WO2005039026A3 A high precision digital-to-analog converter with optimized power consumption
08/11/2005WO2004098062A3 Combined digital-to-analog converter and signal filter
08/11/2005US20050176397 Versatile charge sampling circuits
08/11/2005US20050174277 Analog-digital converter with advanced scheduling
08/11/2005US20050174276 Recording/reproducing apparatus using reference oscillator for digital audio
08/11/2005US20050174274 Method and system for mixed analog-digital automatic gain control
08/11/2005US20050174273 Ic with built-in self-test and design method thereof
08/11/2005US20050174107 Incremental encoding and decoding apparatus and method
08/11/2005US20050174099 Current drive circuit, light emitting element drive circuit and digital-analog converter
08/11/2005US20050172787 Music reproducing system
08/11/2005DE102004042030A1 Fahrzeugelektroniksteuereinheit Vehicle electronic control unit
08/11/2005DE102004039161A1 Faltender Analog/Digital-Wandler, der kalibriert werden kann, und Verfahren dafür Folding analogue / digital converter which can be calibrated, and methods therefor
08/11/2005DE102004002013A1 High-resolution digital-to-analog converter e.g. for integrated circuit, uses decoding circuit for switching or separating tags depending on input signal
08/10/2005EP1562168A2 Electro-luminescence display device and driving method thereof
08/10/2005EP1562167A2 Electro-luminescence display
08/10/2005EP1562070A1 Optical digital-to-analog conversion
08/10/2005CN1653696A Digital-analog converter
08/10/2005CN1653695A High precision analog to digital converter
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