Patents
Patents for H03M 1 - Analogue/digital conversion; Digital/analogue conversion (31,168)
07/2005
07/21/2005DE102004061452A1 Mehrfaches RFID-Antikollisions-Abfrageverfahren Multiple RFID anti-collision query method
07/20/2005EP1554981A1 Ultrasonic probe
07/20/2005EP1554852A1 Circuit arrangement for the analog-digital conversion of a voltage (ask-)modulated by modifying the amplitude between a low level and a high level
07/20/2005EP1554808A2 Advanced digital antenna module
07/20/2005EP1554807A2 High bandwidth real time oscilloscope
07/20/2005EP1504532A4 High precision analog to digital converter
07/20/2005EP1252523B1 Sensor arrangement
07/20/2005CN1643796A Semiconductor circuit group for driving current-driven display device
07/20/2005CN1642015A Digital-to-analog converter arrangement
07/20/2005CN1642014A Vehicular electronic control unit
07/19/2005US6919837 Successive approximation analog/digital converter with reduced chip area
07/19/2005US6919836 High speed encoder for high speed analog-to-digital converter
07/19/2005US6919834 Circuit, display device, and electronic device
07/19/2005US6919833 Parallel converter topology for reducing non-linearity errors
07/19/2005US6919831 Circuit, apparatus, and method for converting analog signals into digital signals
07/14/2005WO2005064791A1 Variable attenuator
07/14/2005WO2005062873A2 Intensity detector circuitry
07/14/2005WO2005038645A3 Operation circuit and operation control method thereof
07/14/2005US20050154945 Method and device for functionaly testing an analog to-digital converter and a corresponding analog-to-digital converter
07/14/2005US20050151680 Programmable input range adc
07/14/2005US20050151679 ADC with digital error correction
07/14/2005US20050151678 Method and apparatus for alias suppressed digitizing of high frequency analog signals
07/14/2005US20050151677 Analog front end circuit and method thereof
07/14/2005US20050151079 Focal plane processor for ir detection
07/14/2005DE102004058915A1 Zellenarray mit minimaler Abweichung Cell array with minimal deviation
07/14/2005DE102004058749A1 Vorrichtung zur Erfassung einer A/D-Wandler-Abnormität An apparatus for detecting an A / D converter abnormality
07/14/2005CA2547688A1 Wideband dds synthesizer
07/13/2005EP1553751A1 Digital signal processing reception device and method
07/13/2005EP1553698A1 Gain control method, gain controller, receiver having the gain controller, and mobile telephone
07/13/2005EP1552616A2 Method and device for conversion of an analogue signal into a digital signal
07/13/2005EP1552615A1 Method and apparatus for voltage reference generation by charge redistribution for use in analog to digital conversion
07/13/2005EP1552614A2 Switched-current analogue-to-digital converter
07/13/2005EP1552530A2 Use of analog-valued floating-gate transistors to match the electrical characteristics of interleaved and pipelined
07/13/2005CN1639981A Method and apparatus for analog-to-digital conversion
07/13/2005CN1638285A Cell array with mismatch reduction
07/13/2005CN1637832A Display apparatus, digital-to-analog conversion circuit and digital-to-analog conversion method
07/13/2005CN1637471A Resistance voltage divider circuit, liquid crystal display driving apparatus using resistance voltage divider circuit, and liquid crystal display apparatus
07/12/2005US6917654 Increased digital bandwidth carried on an analog signal cycle using a data structure
07/12/2005US6917324 Signal processor and apparatus and method for testing same
07/12/2005US6917323 Analogue to digital converter
07/12/2005US6917322 I/V converter circuit and D/A converter
07/12/2005US6917321 Method and apparatus for use in switched capacitor systems
07/12/2005US6917319 Digital to analog converter using tunneling current element
07/12/2005US6917317 Signal processing device, signal processing method, delta-sigma modulation type fractional division PLL frequency synthesizer, radio communication device, delta-sigma modulation type D/A converter
07/12/2005US6917316 Digital adjustment of gain and offset for digital to analog converters
07/07/2005US20050149661 Reduction of noise and temperature variation in mixed-signal integrated circuits
07/07/2005US20050146456 Successive approximation A/D converter comparing analog input voltage to reference voltages and a comparation for use therein
07/07/2005US20050146455 Analog-to-digital converter and method of generating an intermediate code for an analog-to-digital converter
07/07/2005US20050146454 State-delayed technique and system to remove tones of dynamic element matching
07/07/2005US20050146452 All-digital calibration of string DAC linearity using area efficient PWL approximation: eliminating hardware search and digital division
07/07/2005US20050145882 Semiconductor devices employing at least one modulation doped quantum well structure and one or more etch stop layers for accurate contact formation
07/07/2005DE19639501B4 Antriebsvorrichtung für Flügel von Türen oder Fenstern Drive device for wings of doors or windows
07/07/2005DE10392675T5 Drehcodierer Rotary encoder
07/07/2005DE10360016B3 Operating device for electrical or electronic device with rotatable knob integral with magnetic device cooperating with digital Hall sensors
07/06/2005EP1468495A4 Method and apparatus for optimizing dynamic range of a wideband analog-to-digital converter
07/06/2005EP1061545A4 Multiple-channel digital receiver for global positioning system
07/06/2005CN1636322A Digital to analogue converting device
07/05/2005US6914550 Differential pipelined analog to digital converter with successive approximation register subconverter stages using thermometer coding
07/05/2005US6914549 Reconfigurable analog-to-digital converter
07/05/2005US6914548 Programmable DC voltage generator
07/05/2005US6914547 Triple resistor string DAC architecture
07/05/2005US6914546 Device and method of digital gain programming using sigma-delta modulator
07/05/2005US6914543 Method for initializing position with an encoder
07/05/2005CA2110182C Electronic signal encoding and decoding
06/2005
06/30/2005US20050143841 Electronic controller
06/30/2005US20050143032 DC offset cancel circuit
06/30/2005US20050140601 Current generation circuit, method of driving current generation circuit, electro-optical device, and electronic device
06/30/2005US20050140538 Successive approximation analog-to-digital converter with sample and hold element
06/30/2005US20050140537 Architecture for an algorithmic analog-to-digital converter
06/30/2005US20050140536 Clocking scheme for an algorithmic analog-to-digital converter
06/30/2005US20050140535 Analog-digital converter with pipeline folding scheme
06/30/2005US20050140534 Resistance voltage divider circuit, liquid crystal display driving apparatus using resistance voltage divider circuit, and liquid crystal display apparatus
06/30/2005US20050140533 Circuit with a digital to analog converter
06/30/2005US20050140531 Method of verifying proximity effect correction in electron beam lithography
06/30/2005US20050140530 [circuit and method of multi-channel dual slope adc with offset cancellation and hysteresis input]
06/30/2005US20050140422 Switched capacitor circuit compensation apparatus and method
06/30/2005DE4300984B4 Bootstrap-MOSFET-Abtastschaltstufe Bootstrap MOSFET Abtastschaltstufe
06/30/2005DE19608691B4 Anzeigevorrichtung des Zeiger-Typs Display device of the pointer-type
06/30/2005DE10357033A1 Aufzeichungs- und/oder Wiedergabegerät für optische Aufzeichnungsträger mit Mitteln zum Erhöhen der Auflösung eines Digital-Analog-Wandlers im Servoregelkreis Recording and / or reproducing apparatus for optical recording media having means for increasing the resolution of a digital-to-analog converter in the servo regulating circuit
06/30/2005DE10356147A1 Digitalisierung einer Papillarstruktur Digitization of a papillary
06/29/2005EP1548946A1 Digital to analog converter
06/29/2005EP1548699A2 Method for inspecting active matrix substrate, active matrix substrate, liquid crystal display device and electronic equipment
06/29/2005EP1547251A2 Full bridge integral noise shaping for quantization of pulse width modulation signals
06/29/2005EP1547250A1 Method and system of integrating a mismatch noise shaper into the main loop of a delta-sigma modulator
06/29/2005EP1348258A4 Differential bipolar stray-insensitive pipelined digital-to-analog converter
06/29/2005CN1633029A A D/A signal conversion method and D/A signal conversion apparatus
06/29/2005CN1632857A LED display panel and D/A converter
06/29/2005CN1208901C Test methodfor successive approximation A/D conversion integrated circuit
06/28/2005US6911930 Cell array with mismatch reduction
06/28/2005US6911926 D/A conversion circuit and semiconductor device
06/28/2005US6911925 Linearity compensation by harmonic cancellation
06/28/2005US6911924 Analog unit system
06/28/2005US6911896 Enhanced linearity, low switching perturbation resistor strings
06/28/2005US6911858 Comparator with offset canceling function and D/A conversion apparatus with offset canceling function
06/28/2005US6911641 Pseudorandom assignment between elements of the image processor and the A/D converter cells
06/23/2005WO2005057775A1 Motor drive device and electric power steering device
06/23/2005WO2004030031A8 Integrated digital calibration circuit and digital to analog converter (dac)
06/23/2005US20050137817 Variable resolution digital calibration
06/23/2005US20050137802 Continuous digital background calibration in pipelined ADC architecture
06/23/2005US20050134711 Drag-and-drop digital camera gamma correction