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Acoustic echo control for automated speaker tracking systems
A processing system can include a tracking microphone array; audio tracker circuitry connected to the tracking microphone array to track an audio source based...
Low-power circuit and implementation for despreading on a configurable
Systems and methods for despreading a received signal are described herein. In one embodiment, a vector processor comprises a plurality of code generators,...
Asymmetrical forward/reverse transmission bandwidth
A wireless communications system employs code-division multiple access information transmission techniques where the uplink and downlink transmission bandwidths...
Data channel noise estimation using pilot channel
A method includes receiving a Code Division Multiple Access (CDMA) carrier carrying at least a pilot channel. Differences are computed between selected soft...
Temperature control at power amplifier with transceiver switching
A wireless communication device includes: a first communications unit configured to communicate with a first communication network; a second communications unit...
Built in self test and method for RF transceiver systems
Integrated circuit transceiver circuitry (2) includes a first resonant circuit (3A) coupled to a narrowband interface (6,7A,7B,21) between a first amplifier...
Traffic tunnel for end to end low latency
A communication circuitry includes a media access control including a first wireless interface and a second wireless interface. An application processor...
Enhanced storage option in multi-slot communications supporting USB UICC
The various embodiments include methods and apparatuses for providing multiple memories on a multi-slot communication device or on a multi-slot communication...
Release mechanism for a smart card
A smart card receiving assembly for a handheld communication device includes a housing, a release arm, and a smart card receiver. The housing forms an access...
Arrayed antenna for coherent detection of millimeterwave and terahertz
We disclose an arrayed antenna for reception of electromagnetic radiation from a millimeter-wave or terahertz range. In an example embodiment, individual...
Phase-locked loop with an adjustable output divider
An apparatus relates generally to providing a divided signal output. In such an apparatus, a controller is coupled to receive a reference frequency count and a...
Device and method for extracting physiological information
The present invention relates to a device and a method for extracting physiological information from remotely detected electromagnetic radiation (14) emitted or...
Apparatus for correcting multipath errors in carrier phase measurements of
a navigation receiver
A correction phase locked loop (CPLL), including a signal processing unit that receives a digitized input signal from a satellite, the signal processing unit...
Digital signal processing device, receiving device, and signal
transmitting and receiving system
A Fourier transform unit (111) performs Fourier transform on a digital signal on a time axis to generate a frequency domain signal which is a signal on a...
Diversity receiver front end system with phase-shifting components
Diversity receiver front end system with phase-shifting components. A receiving system can include a controller configured to selectively activate one or more...
Digital pre-distortion for high bandwidth signals
A digital pre-distortion arrangement is disclosed. The arrangement comprises a respective filter bank for each of two or more initial signals to be amplified...
Method and apparatus for in-channel interference cancellation
A communication device includes a receiver that is capable of canceling in -channel interference. The receiver includes an antenna for receiving a wireless...
Linearization of intermodulation bands for concurrent dual-band power
Systems and methods are disclosed for digital predistortion for a concurrent multi-band transmitter that compensates for both in-band and out-of-band...
Transmission device, and fender provided therewith
A transmission device attached to a fender and for transmitting information via radio waves includes a conductor plate disposed between the water surface and an...
Wireless signal receiving device and method
The present invention discloses a wireless signal receiving device and method capable of receiving three or more signals of different central frequencies. An...
Accelerated erasure coding system and method
An accelerated erasure coding system includes a processing core for executing computer instructions and accessing data from a main memory, and a non-volatile...
Systems and methods for efficient targeted symbol flipping
Systems and method relating generally to data processing, and more particularly to systems and methods for modifying symbols in a data set prior to re-processing.
Systems and methods for using a non-binary soft output viterbi algorithm
Systems and methods are provided for generating a likelihood value. A detector identifies a winning path through a trellis and a plurality of losing paths...
Data processing system with retained sector reprocessing
A data processing system includes a data input configured to receive input blocks of data, a memory configured to store the input blocks of data, a data...
Parallel bit interleaver
A bit interleaving method involves applying a bit permutation process to a QC-LDPC codeword made up of N cyclic blocks each including Q bits, and dividing the...
Controller, information processing system, method of controlling
controller, and program
A controller includes: a low-level error correction section configured to execute low-level error correction in which an error in a code word is corrected with...
Systems and methods for bit flipping decoding with reliability inputs
Systems and methods are provided for decoding data. A decoder receives a variable node value and reliability data for a variable node, and check node values for...
Encoder and encoding method providing incremental redundancy
An encoder for error correction code encoding input data words (D) into codewords (Z1, Z2) includes an encoder input for receiving input data words each...
Enhanced data compression for sparse multidimensional ordered series data
Disclosed are methods and systems for significantly compressing sparse multidimensional ordered series data comprised of indexed data sets, wherein each data...
Split gain shape vector coding
The invention relates to an encoder and a decoder and methods therein for supporting split gain shape vector encoding and decoding. The method performed by an...
Dynamic data compression selection
Aspects of dynamic data compression selection are presented. In an example method, as uncompressed data chunks of a data stream are compressed, at least one...
Parallel dictionary-based compression encoder
Systems, devices and methods for data compression using history search for dictionary based compression. Systems, devices and methods may use parallel...
Capacitance-to-digital converter utilizing digital feedback and auxiliary
A capacitance-to-digital converter circuit utilizes a capacitor bridge circuit to sense a difference in capacitance between sense capacitors and fixed...
Dynamic offset cancellation in sigma-delta converter
A sigma-delta converter, analog-to-digital conversion system, and an Integrated Circuit (IC) chip are disclosed that include a main sigma-delta modulator and an...
Sigma-delta ADC with dither
Systems and methods for reducing spurious noise tones in sigma-delta analog-to-digital converters (ADCs) are described. A dither signal may be added to two...
Delta-sigma analog-to-digital converter with error suppression
A delta-sigma analog-to-digital converter (.DELTA..SIGMA. ADC) has a delta-sigma modulator, a decimation filter and an error suppression circuit. The...
Wideband multi-mode current switch for digital to analog converter
A current switching cell for a digital to analog converter. The switching cell includes three stages, a first control stage, a data stage, and a second control...
Digital-to-analog conversion apparatus for generating combined analog
output by combining analog outputs...
A digital-to-analog conversion apparatus has a first digital-to-analog converter, at least one second digital-to-analog converter, and a combining circuit. The...
SAR ADC and method thereof
A SAR ADC including a comparator, an input switch unit, a positive conversion capacitor array, a negative conversion capacitor array, and a SAR controller is...
Matched charge exchange circuit for analog and digital conversion
The present invention relates to a circuit for converting between an analog input voltage and a corresponding digital representation of the analog input...
Digital readout method and apparatus
Autonomously operating analog to digital converters are formed into a two dimensional array. The array may incorporate digital signal processing functionality....
Adaptive correction of interleaving errors in time-interleaved
A system includes an interleaved analog-to-digital converter (ADC) comprising a plurality of sub-ADCs, where each of the plurality of sub-ADCs has an adjustable...
A semiconductor device according to an aspect of the invention relates to an AD converter that converts a signal level of an analog signal into a digital value...
Analog-to-digital converter for image pixels
One or more analog-to-digital converters and methods for analog-to-digital conversion are provided. The analog-to-digital converter comprises a ramp generator...
Quantum interference device, atomic oscillator, and moving object
An atomic oscillator includes: a gas cell which includes two window portions having a light transmissive property and in which metal atoms are sealed; a light...
Clock generating apparatus and fractional frequency divider thereof
A clock generating apparatus and a fractional frequency divider thereof are provided. The fractional frequency divider includes a frequency divider (FD), a...
Synthesizing method of signal having variable frequency and synthesizer of
signal having variable frequency
A variable frequency signal synthesizer includes a phase locked loop including a time-to-digital converter configured to detect differences in phase and...
Phase-locked loop (PLL)
A phase-locked loop (PLL) is provided. The PLL comprises a clock adjuster configured to receive an initial clock signal having an initial frequency and a mode...
Phase-rotating phase locked loop and method of controlling operation
A phase-rotating phase locked loop (PLL) may include first and second loops that share a loop filter and a voltage controlled oscillator in order to perform the...
System and method for controlling a phase lock loop
A system includes: a phase frequency detector (PFD) having an output switchably connectable and disconnectable to a first signal path via a first switch, and...