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Class Information
Number: 327/84
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific signal discriminating (e.g., comparing, selecting, etc.) without subsequent control > By amplitude > Input signal compared to single fixed reference > With bridge circuit
Description: Subject matter including four or more devices with their input and output terminals connected in a closed loop to form a four arm network.










Patents under this class:

Patent Number Title Of Patent Date Issued
7940090 Zero-crossing detecting device and image forming device May. 10, 2011
6664815 Output driver circuit with current detection Dec. 16, 2003
6552582 Source follower for low voltage differential signaling Apr. 22, 2003
5661429 Bi-CMOS circuit Aug. 26, 1997
4864163 Method for detecting input AC voltage Sep. 5, 1989
4745274 Semiconductor light detecting integrated circuit May. 17, 1988
4394702 Power failure detection and control circuit Jul. 19, 1983
4008417 Phase loss detector Feb. 15, 1977











 
 
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