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8912937 High efficiency output stage amplification for radio frequency (RF) transmitters  
Highly power efficient transmitter output stage designs are provided. In an embodiment, the probability density function (PDF) of an input signal is divided into a plurality of regions, and samples...
8912928 Encoder, driving apparatus, method for calculating absolute position, and method for manufacturing encoder  
An encoder includes a position data obtainer that obtains superordinate data representing a position of a moving body in a superordinate section and subordinate data representing a position in a...
8912930 Capacitive touch keyboard  
A capacitive touch keyboard includes a sensor layer, ground plane, a flexible sensed body, and a sensing circuit. The sensor layer includes a substrate and a key sensing cell which disposed on the...
8913697 Wireless LAN communication device, relevant signal processing circuit, and method thereof  
A wireless LAN communication device includes an amplifying circuit, an interference detection circuit, a false alarm counting circuit, and a control circuit. The amplifying circuit is configured to...
8912927 Method for determining incline angle of electromagnetic pointer  
A method for determining an incline angle of an electromagnetic pointer is provided. The electromagnetic pointer is positioned on or above a digitizer which has a plurality of loop antennas. The...
8912932 Lempel-Ziv data compression with shortened hash chains based on repetitive patterns  
Methods and apparatus are provided for Lempel-Ziv data compression with shortened hash chains based on repetitive multi-byte runs. Data is compressed by processing a sequence of data to identify a...
8914718 Coding a structured document as a bitstream by storing in memory a reference to an entry in a coding dictionary  
The present invention concerns a method and device for coding a structured document comprising events to be coded having values. A particular, non-exclusive, application of the present invention is...
8912934 Systems with bias offset and gain mismatch removal from parallel transmitted signals  
A system includes converters, first modules, second modules, and a multiplexer. The converters receive an analog signal and a respective one of multiple clock signals. Each of the converters...
8912935 Digital input for a programmable logic controller  
A digital input includes a galvanically isolated section having an integrating capacitor coupled to a high voltage signal input by at least one current-limiting resistor, a relaxation oscillator...
8912940 String DAC charge boost system and method  
Embodiments of the present invention may provide a string DAC with charge boosting. The string DAC may include multiple strings, such as an MSB DAC and an LSB DAC, for converting a digital word...
8914705 Probability maximum transition run codes  
A plurality of random bit sequences is generated. Each of the random bit sequences is different and is based at least in part on an input bit sequence. A plurality of metrics corresponding to the...
8912931 Method and apparatus for encoding/decoding metadata  
Provided are a meta data encoding/decoding method and apparatus. The meta data decoding method includes decoding a media signal containing a media object, and decoding meta data corresponding to...
8912936 Electric signal conversion  
In one aspect, an electrical signal converter is disclosed. The exemplary electrical signal converter may include a plurality of ordered converter elements. Element selection logic may be provided...
8912929 Correction value derivation apparatus, displacement amount derivation apparatus, control apparatus, and correction value derivation method  
Detection precision is improved by reducing a detection error of a change in position of a target. A correction value derivation apparatus is provided for deriving a correction value used in...
8912939 String DAC leakage current cancellation  
Embodiments of the present invention may provide a multi-string DAC with leakage current cancellation. A leakage cancellation circuit may be coupled to output node(s) of the—multi-string DAC. The l...
8912941 Analog-digital conversion circuit and method for driving the same  
An analog-to-digital conversion circuit includes: a clock generating circuit which generates a clock signal including a first initial period and plural normal periods following the first initial...
8913978 RTWO-based down converter  
A multiphase mixer using a rotary traveling wave oscillator is disclosed. In addition to the oscillator, the mixer includes first and second mixer circuits. The rotary traveling wave oscillator...
8912933 Serializer with multiple stages  
In certain embodiments of the invention, a serializer has a transfer stage that transfers N-bit parallel data from a relatively slow timing domain to a relatively fast timing domain and a...
8912938 Converter and method of controlling the same  
A converter and a method for controlling a converter are disclosed herein, in which the converter includes a converting circuit, a current sensing circuit, a digital-to-analog converting circuit, a...
8912942 Successive-approximation-register analog-to-digital converter (SAR ADC) and method thereof  
A SAR ADC and a method thereof are provided. Particularly, in each bit determining duration of last several bit determining durations, a comparer is used to consecutively compare a first potential...
8912740 Actuator driver  
A actuator driver includes a digital filter configured to perform phase compensation of a digital torque command signal using a fed-back digital signal; a digital PWM generator configured to...
8913762 Capacitive transducer circuit and method  
A capacitive transducer circuit comprises a capacitive transducer having first and second electrodes. The first and second electrodes are biased by respective first and second bias voltages. An...
8907825 Imbalance and distortion cancellation for composite analog to digital converter (ADC)  
Imbalance and distortion cancellation for composite analog to digital converter (ADC). Such an ‘ADC’ is implemented using two or more ADCs may be employed for sampling (e.g., quantizing, dig...
8907820 Manufacturing method of metal keyboard for a computer  
A metal keyboard for a computer and the method thereof are provided. The keyboard includes an aluminum panel in which a plurality of nano-micro-pores is defined by nano-molding process T; a plastic...
8907829 Systems and methods for sampling in an input network of a delta-sigma modulator  
In accordance with systems and methods of the present disclosure, an input network for a delta-sigma modulator having at least one integrator stage and a feedback digital-to-analog stage, may be...
RE45282 Method and apparatus for operating a CMOS imager having a pipelined analog to digital converter  
An image sensor system using offset analog to digital converters. The analog to digital converters require a plurality of clock cycles to carry out the actual conversion. These conversions are...
8907822 Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window  
A signal processor for providing a processed version of an input signal in dependence on the input signal includes a windower configured to window a portion of the input signal, or of a...
8909840 Data bus inversion coding  
Techniques are disclosed relating to data inversion encoding. In one embodiment, an apparatus includes an interface circuit. The interface circuit is configured to perform first and second data...
8907824 Fieldbus adapter and method of using fieldbus adapter  
A fieldbus adaptor connected between a fieldbus that handles a digital signal and a field device that handles an analog signal, the fieldbus adaptor comprising a first connection unit detachably...
8907826 Method for estimating capacitance weight errors and successive approximation analog to digital converter using the same  
A successive approximation (SA) analog-to-digital converter (ADC) capable of estimating its own capacitance weight errors includes a comparator, a capacitor set, a switch set and a controller. The...
8907821 Apparatus and method for decoding data  
A computer-implemented method and apparatus are disclosed for decoding an encoded data signal. In one embodiment, the method includes accessing, in a memory, a set of signal elements. The encoded...
8907828 Method and device for testing the material of a test object in a nondestructive manner  
A method for testing the material of a test object (8) in a nondestructive manner, said test object being moved relative to a probe (1) at a variable relative speed, comprises the following steps:...
8907819 Portable electronic device and state notification method thereof  
A portable electronic device comprises a key input unit including a plurality of keys or buttons. A plurality of key backlight LEDs are arranged right below or close to predetermined keys or...
8909676 Star cluster codeset database for universal remote control devices  
A codeset database for a universal remote control device includes a device index table, a key index table, protocol tables, and a set of keycode data structures. A keycode data structure includes a...
8907833 Low power high speed pipeline ADC  
In accordance with the teachings described herein, systems and methods are provided for a time-interleaved pipeline analog to digital converter. An example pipeline analog to digital converter may...
8907832 Polarity compensating dual-string digital-to-analog converters (DACs), and related circuits, systems, and methods  
Polarity compensating dual-string digital-to-analog converters (DACs), and related circuits, systems, and methods are disclosed. In embodiments disclosed herein, a secondary voltage divider of a...
8907830 Digital-to-analog converter comprising slow converter section and fast converter section  
A digital-to-analog converter for converting digital values to an analog output signal includes a first converter section and a second converter section operating at different conversion rates. A...
8907835 A/D conversion circuit and solid-state image pickup device  
An A/D conversion circuit may include: a delay circuit that includes a plurality of delay units having a first pulse input terminal, a pulse output terminal, and an analog signal input terminal,...
8907827 A/D converter reference calibration  
Calibrating of A/D converters is carried out by obtaining adjustable reference voltages which are used in A/D conversion, comparing a first divided reference voltage of a full range voltage Vref,...
8907831 High-resolution digital to analog converter  
A system includes an N-bit digital-to-analog converter and an M-bit sub-digital-to-analog converter. The N-bit digital-to-analog converter includes 2N resistances connected in series across first...
8907834 Apparatus and methods for converting analog signal to N-bit digital data  
An apparatus includes a sample holding circuit, a comparator, a digital-to-analog converter, a clock generator, a successive approximation logic circuit, and a background calibration circuit. The...
8909880 Method and apparatus for high bandwidth dictionary compression technique using delayed dictionary update  
Method, apparatus, and systems employing novel delayed dictionary update schemes for dictionary-based high-bandwidth lossless compression. A pair of dictionaries having entries that are...
8907823 Entropy coding  
An encoder for encoding a sequence of symbols is described which includes an assigner configured to assign a number of parameters to each symbol of the sequence of symbols based on information...
8909520 Pulse encoding and decoding method and pulse codec  
In a pulse encoding and decoding method and a pulse codec, more than two tracks are jointly encoded, so that free codebook space in the situation of single track encoding can be combined during...
8907836 Switched-capacitor input circuit and analog-to-digital converter including the same  
A switched-capacitor input circuit which receives an analog input signal, and samples and holds the analog input signal, comprising a differential amplifier, a first capacitor, one terminal of the...
8910047 Device-specific and application-specific computing device, playback device and method for controlling playback device using computing device  
A device-specific and application-specific computing device, a playback device and a method for controlling the playback device using the computing device is disclosed. In accordance with the...
8902089 Systems and methods for performing digital modulation  
Circuitry for performing digital modulation is described. The circuitry includes a digital modulator. The digital modulator receives a first signal with a first duty cycle. The digital modulator...
8901937 Foreground techniques for comparator calibration  
A method and a device for canceling an offset voltage in an output of a comparator circuit include applying a signal to a first input of the comparator as a function of an initial tap point in a...
8903092 High speed digital to analog converter with reduced spurious outputs  
A system includes a first circuit including a scrambling module that receives N digital data streams and that scrambles the N digital data streams using a scrambling sequence. A data bus receives...
8902168 Pocket data input board  
The invention is a thin, light, touch sensitive, typically portable keyboard for an electronic device, which uses walls between most adjacent keys to prevent one finger activating more than...