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Class Information
Number: 341/164
Name: Coded data generation or conversion > Analog to or from digital conversion > Analog to digital conversion > Analog input compared with static reference > Single comparator and counter
Description: Subject matter having one comparator and a counter.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
6498579 Successive-approximation analog-digital converter and related operating method Dec. 24, 2002
6486805 Frequency to digital converter Nov. 26, 2002
6404372 Asynchronous A/D converter with moving window Jun. 11, 2002
6271669 Sensor circuit that converts detected change value from analog to digital value Aug. 7, 2001
6239734 Apparatus and a method for analog to digital conversion using plural reference signals and comparators May. 29, 2001
6225937 Metastability resolved monolithic analog-to-digital converter May. 1, 2001
6181269 Method for controlling an analog/digital converter Jan. 30, 2001
6154165 Variable clock rate, variable bit-depth analog-to-digital converter Nov. 28, 2000
6028545 Muti-bit successive-approximation analog-to-digital converter with improved conversion speed Feb. 22, 2000
5995676 Comparator-based thresholding method for determining data values Nov. 30, 1999
5945934 Tracking analog-to-digital converter Aug. 31, 1999
5883590 Analog to digital converter using up/down counter and digital feedback Mar. 16, 1999
5748134 Method and apparatus for converting an analog signal into digital format May. 5, 1998
5742249 System using a digital timer for a joystick potentiometer readout Apr. 21, 1998
5736953 A/D converter having a reduced response time and reduced power consumption Apr. 7, 1998
5633641 Analog to digital converter with continuous conversion cycles and large input signal range May. 27, 1997
5610605 Analog/digital converting circuit Mar. 11, 1997
5589832 Low noise non-sampled successive approximation Dec. 31, 1996
5573003 Low-power delta modulator for intracardial signal monitoring in a cardiac device Nov. 12, 1996
5515050 Apparatus and method for asynchronous successive approximation May. 7, 1996
5491828 Integrated data processing system having CPU core and parallel independently operating DSP module utilizing successive approximation analog to digital and PWM for parallel disconnect Feb. 13, 1996
5410310 Method and apparatus for extending the resolution of a sigma-delta type analog to digital converter Apr. 25, 1995
5373292 Integration type D-A/A-D Conversion apparatus capable of shortening conversion processing time Dec. 13, 1994
5369407 Linear/companding A/D converter Nov. 29, 1994
5278560 Binary signal generator for RDS radio receiver Jan. 11, 1994
5189421 Microcontroller based analog-to-digital converter using variable pulse width modulation Feb. 23, 1993
5122800 Variable successive approximation converter Jun. 16, 1992
5084704 Focal plane analog-to-digital converter Jan. 28, 1992
5061926 AD converter using successive comparison Oct. 29, 1991
5059981 Arrangement and method for coverting an analog voltage signal to a digital signal utilizing the absolute value of the analog signal Oct. 22, 1991
5010339 Ultra linear spectroscopic analog-to-digital converter Apr. 23, 1991
5006854 Method and apparatus for converting A/D nonlinearities to random noise Apr. 9, 1991
4996696 Waveform encoder Feb. 26, 1991
4994806 Flash-successive approximation analog-to-digital converter Feb. 19, 1991
4978958 A/D converter Dec. 18, 1990
4963875 Device for coding an analog image signal into a binary signal Oct. 16, 1990
4940982 High speed integrating analog-to-digital converter Jul. 10, 1990
4922250 Superconducting analog-to-digital converter with bidirectional counter May. 1, 1990
4897650 Self-characterizing analog-to-digital converter Jan. 30, 1990
4827259 Circuit for high-frequency sampling and compression of data for high-frequency electrical transient signals superimposed in a low frequency steady-state signal May. 2, 1989
4580127 Circuit for converting analog bipolar signals to digital signals Apr. 1, 1986
4565992 Analog to digital converter Jan. 21, 1986
4544918 Analog-to-digital conversion circuit Oct. 1, 1985
4528549 Bipolar digitizer having compression capability Jul. 9, 1985
4528591 Raster scan frame digitizer method and apparatus Jul. 9, 1985
4420742 Scan signal processing system Dec. 13, 1983
4417234 Multiplexed analog to digital converter having a feedback stabilized ramp Nov. 22, 1983
4367457 Signal processing apparatus Jan. 4, 1983
4340883 Bipolar mark-space analogue-to-digital converter with balanced scale factors Jul. 20, 1982
4296407 Digital frequency synthesizer with frequency divider programmable in response to stored digital control signal Oct. 20, 1981

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