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7616143 Reconfigurable delta sigma analog-to-digital converter and customized digital filters with embedded flash FPGA and flash memory  
An integrated circuit includes at least one analog input. A sample/hold circuit is coupled to the at least one analog input. A reconfigurable delta-sigma ADC is coupled to the sample/hold circuit....
7616140 A/D converter preventing results of A/D conversion from being overwritten  
An A/D converter capable of generating an interrupt for requesting a control circuit to read the results of A/D conversion, in desired timing. Analog signals input from channels selected by a...
7609183 Analog to digital converter and recording medium  
An analog-to-digital conversion apparatus includes an interleaving section that aligns the digital data respectively output from a plurality of analog-to-digital conversion sections and generates a...
7602328 Data conversion diagnostic bit in a data converter  
A data converter ( 10 ) for digitizing an analog input signal and providing digital output data at one or more conversion cycles includes a logic circuit ( 28 ) for generating a data conversion...
7592942 Circuit and method for A/D conversion processing and demodulation device  
An A/D conversion processing circuit includes: a switch sequentially switching over multiple inputs to select each thereof according to input bandwidth of the multiple inputs or fixedly selecting a...
7589652 Read and write interface communications protocol for digital-to-analog signal converter with non-volatile memory  
A mixed signal device, e.g., digital-to-analog converter (DAC) device has a serial interface communication protocol that accesses volatile and/or nonvolatile memory and allows a preprogrammed...
7586430 Integrated circuit comprising a mixed signal single-wire interface and method for operating the same  
The invention relates to an integrated circuit ( 1 ) which comprises a novel bidirectional mixed signal single-wire interface ( 6 ) via which the circuit receives command information from a host...
7579896 Method and apparatus for generating multiple analog signals using a single microcontroller output pin  
A method and apparatus are disclosed for generating multiple separate analog signals using a single microcontroller output pin. The microcontroller generates a waveform that is used to concurrently...
7576665 System and method for receiving analog and digital input  
A system and a method are provided for receiving analog and digital audio input via a single audio input connector. The method includes receiving an input signal from a single audio input...
7551107 Multiplexer for controlling data output sequence and parallel-to-serial converter using the same  
Provided are a multiplexer for controlling a data output sequence and a parallel-to-serial converter using the multiplexer. The multiplexer is configured to simply control the output sequence of...
7541956 Inverter system with variable input gain apparatus and method for the same  
An inverter system includes a comparator unit receiving an analog input voltage signal and compared with at least one threshold voltage value to determine a voltage range of the analog input...
7538704 Direct RF D-to-A conversion  
A modulator described herein provides digital modulation and direct digital-to-analog conversion capable of achieving 12-bit resolution or higher for high frequency signals. The modulator comprises...
7532136 Analog to digital converter unit  
The present invention is a programmable Analog to Digital Converter (ADC) unit ( 200 ) that includes an analog to digital converter ( 204 ), which includes one or more analog inputs ( 202 ). The...
7528753 Codec simultaneously processing multiple analog signals with only one analog-to-digital converter and method thereof  
A coder-decoder simultaneously processing a plurality of first analog signals with only one analog-to-digital converter is provided. In an exemplary embodiment, the coder-decoder comprises a...
7515077 Apparatus and method for monitoring analog peripheral devices by a processing unit  
In an analog-to-digital converter used to convert and store in buffer registers signals from a plurality of peripheral devices, a mode is provided wherein, for selected peripherals, the most recent...
7504979 System and method for providing an ultra low power scalable digital-to-analog converter (DAC) architecture  
A system and method are disclosed for providing an ultra low power scalable digital-to-analog converter architecture. Refresh buffer circuits are provided to buffer a voltage reference resistor...
7501968 Integrated multi-mode sensor  
An integrated multi-mode sensor system is described that integrates into a single housing a sensor, signal conditioning circuitry, calibration memory, and interface circuitry that is compatible...
7501967 Analog-to-digital converter operable with staggered timing  
An arrangement for a time interleaved analog-to-digital converter that converts an signal to a digital signal and has a converter array with a plurality of analog-to-digital converters arranged in...
7477176 Method and apparatus for generating multiple analog signals using a single microcontroller output pin  
A method and apparatus are disclosed for generating multiple separate analog signals using a single microcontroller output pin. The microcontroller generates a waveform that is used to concurrently...
7477172 100base-FX serializer/deserializer using 1000base-X serializer/deserializer  
A transmit path in a physical layer device comprises a first transmit encoding device that has N outputs, that receives a first data stream at a first data rate and that performs a first type of...
7474240 Signal converter and method for operating a signal converter  
A method for operating a signal converter, and a signal converter is disclosed. One embodiment has at least one register and a plurality of input channels, wherein information stored in the...
7463178 Reconfigurable signal processor for raw data patterns  
A reconfigurable signal processor receives continuously changing signal elements for analyzing signal patterns through a conversion process further defined by a coarse sample reference and a fine...
7453380 Apparatus and method for processing analog signals and outputting digitally converted analog signals using serial bus  
Provided are an apparatus and method for processing analog monitoring signals by using a serial bus. The apparatus includes a multiplexer receiving at least one analog signal and outputting only...
7446690 Apparatus and method for implementing an analog-to-digital converter in programmable logic devices  
An apparatus and method for providing an analog-to-digital converter (ADC) in programmable logic devices is disclosed. A plurality of multi-purpose input/output (I/O) blocks is configured to...
7436335 Data driver and liquid crystal display having the same  
An exemplary data driver chip ( 23 ) includes a multiplexer ( 31 ); a first digital/analog (D/A) converter ( 32 ); and a second digital/analog (D/A) converter ( 33 ). The multiplexer receives a...
7436207 Integrated circuit device having at least one of a plurality of bond pads with a selectable plurality of input-output functionalities  
An integrated circuit device having at least one bond pad is coupled to a selectable plurality of input-output functionalities, e.g., an oscillator input, an analog input, an analog output, a...
7432836 Multiplexed signal conditioner  
A signal conditioning circuit time share multiplexes anti-aliasing filters and an A/D converter. A plurality of first tier multiplexers each time share multiplex one of a plurality of antialiasing...
7427937 Multi-channel digital/analog converter arrangement  
A multi-channel digital/analog converter arrangement comprises at least two data channels for receiving and forwarding a corresponding number of digital data input signals comprising respective...
7423565 Apparatus and method for comparison of a plurality of analog signals with selected signals  
In response to a selected analog applied to the input terminal of an analog-to-digital converter, the digitized output signal is stored in a buffer/register. In making a comparison with a...
7417573 Sigma-delta circuit and related method with time sharing architecture  
A sigma-delta circuit with time sharing architecture includes a coefficient generation element, a sigma-delta processing element, and a storage element. The coefficient generation element is used...
7414559 Dynamic bias circuit  
A bias circuit includes a digital to analog converter (D 2 A) generating an output representing a voltage level for tuning an analog signal. The D 2 A is coupled to a primary register frame that is...
7405684 Signal selecting circuit and recording medium having program recorded thereon  
A signal selecting circuit is disclosed which outputs a first and a second digital signals by converting a first and a second analog signals into digital signals, the first and the second analog...
7400283 Mixed signal system-on-a-chip integrated simultaneous multiple sample/hold circuits and embedded analog comparators  
An integrated circuit includes a plurality of circuit groups, each circuit group containing a plurality of analog inputs, a buffer, a sample/hold circuit and a comparator. Each buffer has an input...
7388535 Digitizing front end for optical receiver  
A sampled-data-integrating front end is employed to convert an optical signal to a digital electrical signal. The front end includes a photodetector and an array of parallel conversion circuits,...
7385544 Reference voltage generators for use in display applications  
A multi-reference voltage generator includes an interface controller, a first bank of N m-bit registers and a second bank of N m-bit registers. A first multiplexer has inputs connected to outputs...
7362248 Temperature tamper detection circuit and method  
A sensing circuit determines whether an integrated circuit is currently exposed to one of a relatively low or a relatively high temperature. A selection circuit selects a measured voltage across...
7358878 Method and arrangement for multichannel analog/digital conversion  
The invention relates to a method of multichannel analog/digital (A/D) conversion, in which in a first and second channel respectively in a first or second channel provision area a first and second...
7330140 Interleaved analog to digital converter with compensation for parameter mismatch among individual converters  
Interleaved analog to digital converter with compensation for parameter mismatch among individual converters. A reference ADC samples an input signal at substantially the same time instances as an...
7321399 Multiplexed analog-to-digital converter arrangement  
A system such as an audio and/or video system includes a multiplexed analog-to-digital converter arrangement. The arrangement includes an ADC for converting first and second analog signals to first...
7319422 Apparatus and method for AD conversion  
An analog-to-digital (AD) converting apparatus includes a register, a selecting section and an AD converting section. The register holds a channel specifying data indicating whether each of a...
7319418 Sensor with multiplex data output  
A method of transmitting data from a sensor ( 1 ) to a receiver ( 4 ) in which each original data word is split in positional fashion into at least two separate short data words (MSN, LSN). The...
7317413 Multi-channel digital to analog (D/A) conversion  
A multi-channel digital-to-analog (D/A) conversion system that can produce an analog output ( 210 ) from a digital signal ( 201 ) using N D/A converters (C 1 -CN), each with 1/N of the resolution...
7315265 Double data rate serial encoder  
A double data rate serial encoder is provided. The serial encoder comprises a mux having a plurality of inputs, a plurality of latches coupled to the inputs of the mux, an enabler to enable the...
7313380 Variable resolution A/D converter  
A variable resolution analog-to-digital converter includes a sample-and-hold circuit including a plurality of sample-and-hold units which are connected in parallel and selectively activated...
7312737 Bandwidth enhancement by time interleaving multiple digital to analog converters  
A digital-to-analog converting system for producing an interleaved analog signal with enhanced bandwidth includes a first digital-to-analog converter for receiving a first digital data stream and...
7292170 System and method for improved time-interleaved analog-to-digital converter arrays  
System and method for improved time-interleaved analog-to-digital converter arrays which reduces sampling mismatch distortion found in prior art arrays. There may be two causes of non-uniform...
7262725 Digital expander for generating multiple analog control signals particularly useful for controlling an oscillator  
An exemplary PLL circuit includes a VCO responsive to a plurality of sub-varactor control signals. A digital loop filter for the PLL digitally generates a varactor control word, which is digitally...
7262721 Methods of and apparatuses for adaptive entropy encoding and adaptive entropy decoding for scalable video encoding  
Methods and apparatuses are provided for adaptive entropy encoding and adaptive entropy decoding using various context models. A scalable entropy encoding method includes determining a context by...
7250885 System and method for using timing skew estimation with a non-sequential time-interleaved analog-to-digital converter  
A multi-channel analog-to-digital converter system includes an array of sub-analog-to-digital converters wherein within the array of sub-analog-to-digital converters, there is at least one...
7242335 System on chip for digital control of electronic power devices  
An integrated digital controller for controlling power electronic devices and method of its use, comprises an analog-to-digital converting scanner module for scanning analog data inputs and used to...
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