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Class Information
Number: 341/129
Name: Coded data generation or conversion > Analog to or from digital conversion > Bipolar > Plural slope analog to digital converter
Description: Subject matter where the input analog signal is integrated for a fixed time interval following which there is a nonlinear return of the integrated signal to a reference level by means of applied plural signals or by changing the frequency of a clock signal which is being counted.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7379011 |
Lossless nonlinear analog gain controller in image sensor and manufacturing method thereof |
May. 27, 2008 |
| 7064694 |
Multi-cycle, multi-slope analog to digital converter |
Jun. 20, 2006 |
| 6850178 |
Analog-to-digital conversion method and device |
Feb. 1, 2005 |
| 6661359 |
Device and method for generating synchronous numeric signals |
Dec. 9, 2003 |
| 6636575 |
Cascading PLL units for achieving rapid synchronization between digital communications systems |
Oct. 21, 2003 |
| 6535156 |
Method and apparatus for a folding analog-to-digital converter (ADC) having a coarse decoder with reduced complexity |
Mar. 18, 2003 |
| 6492929 |
Analogue to digital converter and method of analogue to digital conversion with non-uniform sampling |
Dec. 10, 2002 |
| 6448918 |
Digital/analog converter |
Sep. 10, 2002 |
| 6285310 |
Integrating analog/digital converter |
Sep. 4, 2001 |
| 5781142 |
Method and apparatus for converting an analog measurement signal to a digital signal having reduced conversion error |
Jul. 14, 1998 |
| 5565869 |
Multiple slope analog-to-digital converter having increased linearity |
Oct. 15, 1996 |
| RE34899 |
Analog to digital conversion with charge balanced voltage to frequency converter having polarity responsive offset |
Apr. 11, 1995 |
| RE34428 |
Analog-to-digital converter with offset voltage polarity inversion |
Nov. 2, 1993 |
| 5022052 |
Analog signal binary transmission system using slope detection |
Jun. 4, 1991 |
| 5019817 |
Analogue-to-digital converter |
May. 28, 1991 |
| 4942401 |
Analog to digital conversion with charge balanced voltage to frequency converter having polarity responsive offset |
Jul. 17, 1990 |
| 4906996 |
Analog-to-digital converter with offset voltage polarity inversion |
Mar. 6, 1990 |
| 4573037 |
Analog-to digital converter and method |
Feb. 25, 1986 |
| 4357600 |
Multislope converter and conversion technique |
Nov. 2, 1982 |
| 4309692 |
Integrating analog-to-digital converter |
Jan. 5, 1982 |
| 4195283 |
Method for converting an analog voltage to a digital value free from conversion errors, and an integrating type analog-to-digital converter capable of eliminating conversion errors |
Mar. 25, 1980 |
| RE29992 |
Integrating analog-to-digital converter having digitally-derived offset error compensation and bipolar operation without zero discontinuity |
May. 8, 1979 |
| 4081800 |
Analog-to-digital converter |
Mar. 28, 1978 |
| 4063236 |
Analog-digital converter |
Dec. 13, 1977 |
| 3943506 |
Multiple ramp digitisers |
Mar. 9, 1976 |
| 3942174 |
Bipolar multiple ramp digitisers |
Mar. 2, 1976 |
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