Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Error preventive circuit for a photoelectric switch










Image Number 3 for United States Patent #5057683.

An error preventive circuit for a photoelectric switch is formed of a logic circuit, and it is highly responsive, while preventing erroneous operations caused by noises, eliminates the need of capacitors, and is suitable for circuit integration. The circuit validates the incoming light reception pulse only when its base-of-N counter has advanced to N counts, and, if the light reception pulse deviates in time by a certain value in the range of synchronism, a base-of-M counter is preset so that the timing of light reception is re-established at the center of the allowable range of synchronism.








 
 
  Recently Added Patents
Delay interferometer using magneto-optic effect of a variable faraday rotator
Requirements model comparative analysis method for effort estimation in customizing a network monitoring and control system
Apparatus and method for noise removal by spectral smoothing
Hydrogenolysis of ethyl acetate in alcohol separation processes
Controller
Profile and template based dynamic portable user workflow
Process for preparing soybean curd using micronized solution of soybean curd
  Randomly Featured Patents
Child-resistant locking means for a twist-action container cap
Inhibition of warmed-over flavor and preserving of uncured meat containing materials
Seal element for anastomosis
Method for manufacturing a light emitting diode having a transparent substrate
Multi-layered electrostatic particle collector electrodes
.beta.-lactam derivatives as anti-inflammatory and antidegenerative agents
Systems and methods for providing diagnostic information using EDC transceivers
Method for fabricating a power device
Liquid aeration to reduce biological oxygen demand
Etching method and apparatus