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Class Information
Number: 327/23
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific signal discriminating (e.g., comparing, selecting, etc.) without subsequent control > By pulse coincidence
Description: Subject matter wherein an output signal is produced when two or more input pulse signals occur simultaneously.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7436919 |
Methods and apparatus for bit synchronizing data transferred across a multi-pin asynchronous serial interface |
Oct. 14, 2008 |
| 7414438 |
Clock based voltage deviation detector |
Aug. 19, 2008 |
| 7242219 |
Circuit for parity tree structure |
Jul. 10, 2007 |
| 7168020 |
Circuit and method for testing embedded phase-locked loop circuit |
Jan. 23, 2007 |
| 6934349 |
Phase detector and phase locked loop circuit |
Aug. 23, 2005 |
| 6885221 |
Signal detection apparatus, signal detection method, signal transmission system, and computer readable program to execute signal transmission |
Apr. 26, 2005 |
| 6853218 |
Multiport arbitration using phased locking arbiters |
Feb. 8, 2005 |
| 6690203 |
Method and apparatus for a failure-free synchronizer |
Feb. 10, 2004 |
| 6674306 |
Multiport arbitration using phased locking arbiters |
Jan. 6, 2004 |
| 6498513 |
Metastability recovery circuit |
Dec. 24, 2002 |
| 6433600 |
Method and apparatus for glitch protection for input buffers in a source-synchronous environment |
Aug. 13, 2002 |
| 6429694 |
Apparatus and method in an integrated circuit for delay line phase difference amplification |
Aug. 6, 2002 |
| 6392457 |
Self-aligned clock recovery circuit using a proportional phase detector with an integral frequency detector |
May. 21, 2002 |
| 6340901 |
Measurement of signal propagation delay using arbiters |
Jan. 22, 2002 |
| 6246276 |
Clock signal cleaning circuit |
Jun. 12, 2001 |
| 6204750 |
Interrogator for electronic identification system |
Mar. 20, 2001 |
| 6172541 |
Driver circuit having load-independent slew rate |
Jan. 9, 2001 |
| 6151374 |
Synchronizing signal detecting apparatus |
Nov. 21, 2000 |
| 6144034 |
Delay calibration for gamma camera timing circuit |
Nov. 7, 2000 |
| 6111436 |
Measurement of signal propagation delay using arbiters |
Aug. 29, 2000 |
| 6016066 |
Method and apparatus for glitch protection for input buffers in a source-synchronous environment |
Jan. 18, 2000 |
| 5859546 |
Circuit and method for signal processing |
Jan. 12, 1999 |
| 5821786 |
Semiconductor integrated circuit having function for evaluating AC performance |
Oct. 13, 1998 |
| 5808485 |
Clock clamping circuit that prevents clock glitching and method therefor |
Sep. 15, 1998 |
| 5781038 |
High speed phase locked loop test method and means |
Jul. 14, 1998 |
| 5708378 |
Frequency-to-voltage converting apparatus |
Jan. 13, 1998 |
| 5646966 |
Method and apparatus for detecting synchronizing signals by latching successived count values that represent time between received sync pulses for comparison to a predetermined sync pattern of |
Jul. 8, 1997 |
| 5592109 |
Phase comparator and PLL circuit |
Jan. 7, 1997 |
| 5581078 |
Ballistic optical camera trigger |
Dec. 3, 1996 |
| 5495190 |
Arbiter circuit |
Feb. 27, 1996 |
| 5489865 |
Circuit for filtering asynchronous metastability of cross-coupled logic gates |
Feb. 6, 1996 |
| 5459765 |
Phase comparator for biphase coded signal including preamble with code violation |
Oct. 17, 1995 |
| 5402018 |
Semiconductor integrated circuit |
Mar. 28, 1995 |
| 5398270 |
Data coincidence detecting circuit |
Mar. 14, 1995 |
| 5220585 |
Serial clock generating circuit |
Jun. 15, 1993 |
| 5192914 |
Clock control circuit for suppressing clock pulses |
Mar. 9, 1993 |
| 5180933 |
Programmable digital out-of-lock detector |
Jan. 19, 1993 |
| 5159574 |
Address transition detection circuit |
Oct. 27, 1992 |
| 5159279 |
Apparatus and method for detecting out-of-lock condition in a phase lock loop |
Oct. 27, 1992 |
| 5155395 |
Filter circuit comprising an amplifier and a capacitor |
Oct. 13, 1992 |
| 5084638 |
Driver circuit with controlled output drive signal characteristics |
Jan. 28, 1992 |
| 5015949 |
Steam turbine blade arrival time processor with automatic gain control |
May. 14, 1991 |
| 5003202 |
Coincidence extendable programmable logic device |
Mar. 26, 1991 |
| 4864243 |
Method and an apparatus for resolving identical address requests in a dual port circuit device |
Sep. 5, 1989 |
| 4831468 |
Index signal generation timing control system |
May. 16, 1989 |
| 4800304 |
Time delay circuit for a semiconductor device |
Jan. 24, 1989 |
| 4780890 |
High-speed pulse swallower |
Oct. 25, 1988 |
| 4769597 |
Apparatus for generating index signals, for use in magnetic recording/reproducing apparatuses |
Sep. 6, 1988 |
| 4751469 |
Phase coincidence detector |
Jun. 14, 1988 |
| 4751409 |
Coincidence decision circuit composed of MOS OR gate array and MOS AND gate |
Jun. 14, 1988 |
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