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)
06/2005
06/23/2005US20050134495 Encoder circuit and A/D conversion circuit
06/23/2005US20050134493 Analog-to-digital converting module capable of converting data at an increased resolution
06/23/2005US20050134492 Hardware-efficient implementation of dynamic element matching in sigma-delta DAC's
06/23/2005US20050134491 Digital expander apparatus and method for generating multiple analog control signals particularly useful for controlling an oscillator
06/23/2005US20050134490 Plural channel analog-to-digital converter, method and meter employing an input channel with a predetermined direct current bias
06/23/2005US20050134489 Analog-to-digital converter circuitry having a cascade
06/23/2005US20050134488 Dynamic compensation of analog-to-digital converter (ADC) offset errors using filtered PWM
06/23/2005US20050134436 Multiple RFID anti-collision interrogation method
06/23/2005US20050134363 Reference ladder having improved feedback stability
06/23/2005US20050134352 Pulse output circuit, driving circuit for display device and display device using the pulse output circuit, and pulse output method
06/23/2005US20050133705 Absolute encoder employing concatenated, multi-bit, interpolated sub-encoders
06/23/2005DE29825107U1 Digitaler Schieberegler Digital slider
06/23/2005DE10361676A1 Halbleiterbaugruppe, welche auf einem Chip einen Referenzspannungsgenerator besitzt A semiconductor package which has an on-chip reference voltage generator
06/23/2005DE10351384A1 Multi-bit SDM with successive approximation core ADC, e.g. for mobile communications, uses reference DAC in core-ADC and as feedback-DAC of modulator
06/23/2005DE102004049000A1 Codegeber-Einrichtung mit einer Abdeckung Code transmitter device with a cover
06/23/2005DE102004044955A1 Analog-Digital-Wandler mit einer Impulsverzögerungsschaltung Analog-to-digital converter with a pulse delay circuit
06/22/2005EP1545032A2 Method and device for synchronisation of clocks of digital encoders and decoders
06/22/2005EP1545009A2 Plural channel analog-to-digital converter, method and meter employing an input channel with a predetermined direct current bias
06/22/2005CN1630982A Analogue to digital converter
06/22/2005CN1630909A Recording/reproducing apparatus using reference oscillator for digital audio
06/22/2005CN1630200A Analog-to-digital converting module
06/22/2005CN1630199A Device for detecting A/D converter disorder
06/22/2005CN1207909C Apparatus and method for signal processing in digital video system
06/21/2005US6909935 Methods with resolution enhancement feature for improving accuracy of conversion of required chemical mechanical polishing pressure to force to be applied by polishing head to wafer
06/21/2005US6909672 Time-to-voltage converter
06/21/2005US6909435 Reduction of gamma correction contouring in liquid crystal on silicon (LCOS) displays
06/21/2005US6909393 Space efficient low power cyclic A/D converter
06/21/2005US6909392 Analog to digital converter using multiple staggered successive approximation cells
06/21/2005US6909391 Fully differential reference driver for pipeline analog to digital converter
06/21/2005US6909390 Digital-to-analog converter switching circuitry
06/21/2005US6909389 Method and apparatus for calibration of an array of scaled electronic circuit elements
06/19/2005CA2490510A1 Multiple rfid anti-collision interrogation method
06/18/2005CA2490304A1 Plural channel analog-to-digital converter, method and meter employing an input channel with a predetermined direct current bias
06/16/2005WO2005055500A2 Calibrating capacitor mismatch in a pipe-line adc
06/16/2005WO2005055431A1 Fast analogue-to-digital converter
06/16/2005WO2005055430A1 Method of generating a digital signal that is representative of match errors in an analogue-to-digital conversion system with time interleaving, and an analogue-to-digital converter with time interleaving using same
06/16/2005WO2005055429A1 Digitizing a papillary structure
06/16/2005WO2005055428A1 Read-only serial interface with versatile mode programming
06/16/2005WO2005018130A3 Analog signals sampler providing digital representation thereof
06/16/2005US20050128359 Clamping system for clamping a video signal by using a charge-pump circuit
06/16/2005US20050128118 DNL/INL trim techniques for comparator based analog to digital converters
06/16/2005US20050128117 Differential switching circuit and digital-to-analog converter
06/16/2005US20050128116 Cell array with mismatch reduction
06/16/2005US20050128114 Microcode driven adjustment of analog-to-digital converter
06/16/2005US20050128113 Gamma correction D/A converter, source driver integrated circuit and display having the same and D/A converting method using gamma correction
06/16/2005US20050128112 D/A converter for a digital signal after non-linear A/D conversion, audio signal processing circuit and liquid crystal display device including the same
06/16/2005US20050128111 Methods and systems for digital dither
06/16/2005US20050128110 A/D converter apparatus and D/A converter apparatus
06/16/2005US20050128107 Photoconductive encoder wheel
06/16/2005US20050127988 Current source apparatus, light-emitting-device apparatus and digital-analog converting apparatus
06/16/2005DE10350596A1 Comparator for comparing an incoming signal with a threshold value has differential switching elements along with devices to supply an adjusting current with different steady rate characteristics
06/16/2005DE10350594A1 Calibrating method for current cells in a digital-analog converter circuit uses the current in a mirror transistor to form a cell current with a further current in a calibrating transistor
06/16/2005DE10350482A1 Source of light for optical encoders like a mechanical mouse has a light-emitting diode, a covering case and a collimator unit with lenses corresponding to pick-up surfaces for light
06/16/2005DE10340009B3 Calibration device for calibrating digital output signal of multibit delta-sigma converter has controller that alters bit weights in memory so correlation between output signal of converter and calibrated output signal is minimal
06/16/2005DE102004052435A1 Vorrichtung zur Erzeugung einer Phasenverschiebung An apparatus for generating a phase shift
06/15/2005EP1542367A2 Non-linear D/A converter, audio signal processing circuit and liquid crystal display device including the same
06/15/2005EP1542366A1 ADC with digital error correction
06/15/2005EP1540825A1 High-speed low-distortion analog-to-digital converter
06/15/2005EP1540822A2 An analog-to-digital converter, a current scaler and a method for controlling a function of the current scaler
06/15/2005EP1540565A2 Switched capacitor system, method, and use
06/15/2005CN1628419A Analog-digital conversion apparatus
06/15/2005CN1628418A Method and apparatus for optimizing dynamic range of a wideband analog-to-digital converter
06/15/2005CN1628417A Method and device for functionally testing an analog-to-digital converter, and a corresponding analog-to-digital converter
06/15/2005CN1627645A D/A converter, audio signal processing circuit and liquid crystal display device including the same
06/15/2005CN1627378A Recording or reproduction apparatus for optical recording media
06/14/2005US6906658 Reducing droop in a reference signal provided to ADCs
06/14/2005US6906657 Successive approximation analog-to-digital converter with sample and hold element
06/14/2005US6906656 Flash type analog to digital converting method and circuit
06/14/2005US6906655 Plural channel analog-to-digital converter, method and meter employing an input channel with a predetermined direct current bias
06/14/2005US6906653 Digital to analog converter with a weighted capacitive circuit
06/14/2005US6906652 High dynamic linearity current-mode digital-to-analog converter architecture
06/14/2005US6906649 Dithering module with diplexer
06/14/2005US6906648 Circuit and method of multi-channel dual slope ADC with offset cancellation and hysteresis input
06/14/2005US6906576 High precision digital-to-analog converter with optimized power consumption
06/09/2005WO2005013495A3 Space efficient low power cyclic a/d converter
06/09/2005US20050123071 Digital signal processing and receiving apparatus and method
06/09/2005US20050122876 Recording or reproduction apparatus for optical recording media having means for increasing the resolution of a digital-to-analog converter in the servo regulating circuit
06/09/2005US20050122247 Analog-digital converter and method for analog-digital converting
06/09/2005US20050122245 Digital-to-analogue converter circuits
06/09/2005US20050122243 Semiconductor integrated circuit for a radio apparatus and radio communication apparatus
06/09/2005US20050122238 Operation circuit and operation control method thereof
06/09/2005DE10350331A1 Circuit for outputting analog signals through a microprocessor in a motor vehicle control system switches between input and output operation at low or high voltage levels
06/08/2005EP1538756A2 Means for increasing the resolution of a digital-to-analog converter in a servo regulating circuit
06/08/2005EP1538634A2 Long hold time sample and hold circuits
06/08/2005EP1538604A2 Method for recording on a magnetic recording medium
06/08/2005EP1538516A2 Position indicator and position detector
06/08/2005EP1537671A2 Dac-based voltage regulator for flash memory array
06/08/2005EP1493232A4 Differential input flash analog to digital converter
06/08/2005EP1485192A4 High dynamic range analog-to-digital converter
06/08/2005EP1413064B1 Device and method for offset calibration of the power control signal of radio devices
06/08/2005EP1409964A4 Position encoder using statistically biased pseudorandom sequence
06/08/2005CN1625841A Digital-to-analog converter with integrated test circuit
06/08/2005CN1625840A Method for calibrating digital-to-analog converter and digital-to-analog conwerter
06/08/2005CN1625056A Digital-to-analogue converter circuits
06/08/2005CN1624769A Method for magnetic recording on patterned multilevel perpendicular media
06/08/2005CN1624755A Digital analog converter for mult-channel data drive circuit of display
06/07/2005US6903673 Analog-to-digital converting module capable of converting data at an increased resolution
06/07/2005US6903671 Digital-to-analog converter with low skew and glitch
06/07/2005US6903670 Circuit and method for cancellation of column pattern noise in CMOS imagers
06/07/2005US6903661 Photoconductive encoder wheel
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