Spectral purity improvement for digital function generators by adding a dither signal

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GPHYSICS G06Computing G06FELECTRICAL DIGITAL DATA PROCESSING G06F2211/00Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00

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G06F2211/902Spectral purity improvement for digital function generators by adding a dither signal

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Patents Grantslast 30 patents

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Method for sampling output from a grid based digitizer sensor
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Method of establishing an oscillator clock signal
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Frequency generator including direct digital synthesizer and signal...
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Method of establishing an oscillator clock signal
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Spurious DDS signal suppression
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Phase accumulator generating reference phase for phase coherent dir...
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Phase accumulation
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Method of establishing an oscillator clock signal
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Method of establishing an oscillator clock signal
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System and method for introducing dither for reducing spurs in digi...
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Frequency dithering for DDS spectral purity
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Low spurious direct digital synthesizer
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Error feed-forward direct digital synthesis
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Method for reducing interference, and synthesizer arrangement
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Randomized digital waveshape samples from a look up table
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Device and method for frequency generation
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Method and apparatus for spur-reduced digital sinusoid synthesis
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Randomized digital/analog converter direct digital synthesizer
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Method of establishing an oscillator clock signal
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System and method for introducing dither for reducing spurs in digi...
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Low-power direct digital synthesizer with analog interpolation
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Method and apparatus for noise shaping in direct digital synthesis...
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Spectral purity improvement for digital function generators by adding a dither signal

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Clock synchronizer and method of establishing an output clock

Method for sampling output from a grid based digitizer sensor

Method of establishing an oscillator clock signal

Touch panel device and touch panel driving method

Method of establishing an oscillator clock signal

Frequency generator including direct digital synthesizer and signal...

Signal generation apparatus and signal generation method

Method of establishing an oscillator clock signal

Spurious DDS signal suppression

Phase accumulator generating reference phase for phase coherent dir...

Phase accumulation

Method of establishing an oscillator clock signal

Direct digital synthesizer system and related methods

Method of establishing an oscillator clock signal

System and method for introducing dither for reducing spurs in digi...

Method and apparatus for noise shaping in direct digital synthesis...

Low-power direct digital synthesizer with analog interpolation

Low-power direct digital synthesizer with analog interpolation

Frequency dithering for DDS spectral purity

Low spurious direct digital synthesizer

Error feed-forward direct digital synthesis

Apparatus and method of generating numerically controlled oscillato...

Method for reducing interference, and synthesizer arrangement

Digital synthesizer

Randomized digital waveshape samples from a look up table

Device and method for frequency generation

Method and apparatus for spur-reduced digital sinusoid synthesis

Apparatus for reducing spurious frequency components in the output...

Suppression of spurious frequency components in direct digital freq...

Randomized digital/analog converter direct digital synthesizer

Patents Applicationslast 30 patents

METHOD FOR SAMPLING OUTPUT FROM A GRID BASED DIGITIZER SENSOR

CLOCK SYNCHRONIZER AND METHOD OF ESTABLISHING AN OUTPUT CLOCK

HYBRID TOUCH SENSING ELECTRODE AND TOUCH SCREEN PANEL COMPRISING SAME

TOUCH PANEL DEVICE AND TOUCH PANEL DRIVING METHOD

METHOD OF ESTABLISHING AN OSCILLATOR CLOCK SIGNAL

SIGNAL GENERATION APPARATUS AND SIGNAL GENERATION METHOD

Phase Accumulator Generating Reference Phase for Phase Coherent Dir...

METHOD OF ESTABLISHING AN OSCILLATOR CLOCK SIGNAL

REDUCTION OF SPURIOUS FREQUENCY COMPONENTS IN DIRECT DIGITAL SYNTHESIS

METHOD OF ESTABLISHING AN OSCILLATOR CLOCK SIGNAL

METHOD AND DEVICE FOR NUMERICALLY GENERATING A FREQUENCY

Direct digital synthesizer system and related methods

Method of establishing an oscillator clock signal

System and method for introducing dither for reducing spurs in digi...

Low-power direct digital synthesizer with analog interpolation

Low-power direct digital synthesizer with analog interpolation

Method and apparatus for noise shaping in direct digital synthesis...

Frequency dithering for DDS spectral purity