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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 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 |
| 7508900 |
Apparatus for improved resolution pulse width modulation module duty cycle, dead time and phase |
Mar. 24, 2009 |
| 7508901 |
Apparatus and method for generating current reset mode pulse width modulation signals |
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 |
| 7391346 |
Switching amplifier system and method |
Jun. 24, 2008 |
| 7391344 |
High speed data recording with input duty cycle distortion |
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 |
| 7061417 |
Method and system for increased effective resolution in an N-bit digital-to-analog converter |
Jun. 13, 2006 |
| 7054360 |
Method and apparatus for generating pulse width modulated waveforms |
May. 30, 2006 |
| 7043160 |
Method, system and signal for carrying overhead information in a transport network employing photonic switching nodes |
May. 9, 2006 |
| 6992610 |
PWM signal generator and PWM signal generating method |
Jan. 31, 2006 |
| 6961015 |
Touch screen display circuit and voltage measurement circuit |
Nov. 1, 2005 |
| 6956509 |
Method, system, and apparatus for remote data calibration of a RFID tag population |
Oct. 18, 2005 |
| 6947493 |
Dual phase pulse modulation decoder circuit |
Sep. 20, 2005 |
| RE38719 |
Adjust bit determining circuit |
Apr. 5, 2005 |
| 6815944 |
Method and apparatus for providing information from a speed and direction sensor |
Nov. 9, 2004 |
| 6806817 |
Means and method of data encoding and communication at rates above the channel bandwidth |
Oct. 19, 2004 |
| 6784813 |
Method, system, and apparatus for remote data calibration of a RFID tag population |
Aug. 31, 2004 |
| 6657566 |
Conversion of a PCM signal into a UPWM signal |
Dec. 2, 2003 |
| 6611213 |
Method and apparatus for data compression using fingerprinting |
Aug. 26, 2003 |
| 6608571 |
System and method for communicating over a one-wire bus |
Aug. 19, 2003 |
| 6603411 |
Method for modulating digital data and apparatus therefor |
Aug. 5, 2003 |
| 6590509 |
Data recovery through event based equivalent time sampling |
Jul. 8, 2003 |
| 6556187 |
Method for transmitting data of wireless keyboard having track-ball |
Apr. 29, 2003 |
| 6281822 |
Pulse density modulator with improved pulse distribution |
Aug. 28, 2001 |
| 6212230 |
Method and apparatus for pulse position modulation |
Apr. 3, 2001 |
| 6184916 |
Multiple-pulse, pulse width and position modulation systems and methods |
Feb. 6, 2001 |
| 6150963 |
Method and system for compensating for variations in supply voltage applied to pulse width modulation conversion circuits |
Nov. 21, 2000 |
| 6133858 |
Bus system, a peripheral device and a method for decoding a digital signal |
Oct. 17, 2000 |
| 6118390 |
Apparatus for obtaining a pulse width of an unknown pulse signal |
Sep. 12, 2000 |
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