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Class Information
Number: 341/53
Name: Coded data generation or conversion > Digital code to digital code converters > To or from particular bit symbol > Bit represented by pulse width
Description: Subject matter where specific pulse widths are used to represent the signal states of the digital signals.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8643514 Method for decoding data Feb. 4, 2014
8421652 Decoding circuit and decoding method thereof Apr. 16, 2013
8384568 Decoder circuit for down-sampling a differential manchester encoding Feb. 26, 2013
8284830 Pulse edge demodulation Oct. 9, 2012
8237980 Serial interface device and image forming apparatus Aug. 7, 2012
8207877 Serial interface, apparatus including the same, and method of using the same Jun. 26, 2012
7991359 Receiver, transceiver circuit, signal transmission method, and signal transmission system Aug. 2, 2011
7961120 Truncation for three-level digital amplifier Jun. 14, 2011
7952508 Noise-shaped scrambler for reduced out-of-band common-mode interference May. 31, 2011
7919932 Apparatus and method for controlling lighting brightness through digital conversion Apr. 5, 2011
7822800 Apparatus and method for performing a calculation operation Oct. 26, 2010
7800518 Pulse modulation method Sep. 21, 2010
7782238 Asymmetric PWM signal generator, method thereof, and data processing apparatus including the same Aug. 24, 2010
7764734 Digital pulse width modulation with variable period and error distribution Jul. 27, 2010
7763843 Optical navigation system for rotary control based non-contact controller Jul. 27, 2010
7760120 Generation method of a variable analogue signal generated by a PWM signal and system generating such a signal Jul. 20, 2010
7733947 Data transceiving method and data transceiving equipment Jun. 8, 2010
7724161 Truncation for three-level digital amplifier May. 25, 2010
7706438 Circuits and methods for reducing noise and distortion in pulse width modulation systems Apr. 27, 2010
7701367 Digital signal decoding method Apr. 20, 2010
7683809 Advanced lossless bit coding Mar. 23, 2010
7626519 Pulse-width modulation of pulse-code modulated signals at selectable or dynamically varying sample rates Dec. 1, 2009
7626451 Data demodulation using an asynchronous clock Dec. 1, 2009
7612696 Method and system for decimating a pulse width modulated (PWM) signal Nov. 3, 2009
7593500 Apparatus for coordinating triggering of analog-to-digital conversions relative to pulse width modulation cycle timing Sep. 22, 2009
7586425 Scalable video coding and decoding Sep. 8, 2009
7515072 Method and apparatus for converting PCM to PWM Apr. 7, 2009
7508901 Apparatus and method for generating current reset mode pulse width modulation signals Mar. 24, 2009
7508900 Apparatus for improved resolution pulse width modulation module duty cycle, dead time and phase Mar. 24, 2009
7508899 Apparatus and method for generating multi-phase pulse width modulation (PWM) and sharing a common (master) duty cycle value among a plurality of PWM generators Mar. 24, 2009
7502436 Apparatus and method for generating push-pull pulse width modulation signals Mar. 10, 2009
7474234 Serial interface circuit for a single logic input pin of an electronic system Jan. 6, 2009
7433404 Apparatus for higher resolution pulse width modulation duty cycle Oct. 7, 2008
7426123 Finite state machine digital pulse width modulator for a digitally controlled power supply Sep. 16, 2008
7391344 High speed data recording with input duty cycle distortion Jun. 24, 2008
7391346 Switching amplifier system and method Jun. 24, 2008
7376182 Digital processor with pulse width modulation module having dynamically adjustable phase offset capability, high speed operation and simultaneous update of multiple pulse width modulation duty May. 20, 2008
7369067 Optical coupled type isolation circuit May. 6, 2008
7317758 PCM-to-PWM converter Jan. 8, 2008
7280054 Integrated circuit interface that encodes information using at least one input signal sampled at two consecutive edge transitions of a clock signal Oct. 9, 2007
7274313 High speed data recording with input duty cycle distortion Sep. 25, 2007
7271754 Digital pulse-width modulator Sep. 18, 2007
7227476 Dither scheme using pulse-density modulation (dither PDM) Jun. 5, 2007
7184479 Data transmission method and data transmission device Feb. 27, 2007
7145482 Method, system, and apparatus for remote data calibration of a RFID tag population Dec. 5, 2006
7119720 Precision pulse placement to form a binary pulse signal Oct. 10, 2006
7110681 Method and apparatus for optical transmission Sep. 19, 2006
7092439 Means and method of data encoding and communication at rates above the channel bandwidth Aug. 15, 2006
7088141 Multi-threshold complementary metal-oxide semiconductor (MTCMOS) bus circuit and method for reducing bus power consumption via pulsed standby switching Aug. 8, 2006
7068205 Circuit, method, and apparatus for continuously variable analog to digital conversion Jun. 27, 2006

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