Radiant energy – Photocells; circuits and apparatus – Signal isolator
Patent
1991-11-18
1994-04-19
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Signal isolator
34082534, G06F 700, H04Q 900
Patent
active
053048121
ABSTRACT:
An optoelectronic device for sensing an object without any contact, the optoelectronic device being adapted to be connected to a control device which is capable of sending an identification code to the optoelectronic device, the optoelectronic device includes an optoelectronic element (110, 111) for receiving an input signal and for converting the received signal into an electrical signal, an address memory (121) for storing a self identification code, a determining unit (126) connected to the address memory (121) for determining a coincidence between the self identification code stored in the address memory (121) and the identification code sent from the control device, and an activating unit (127) connected to the determining unit (126) for driving the optoelectronic element (110, 111) at a time when the self identification code coincides with the identification code.
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"Optoelectronics", Sharp Corporation, Jun. 1991.
Ebina Kiyoshi
Hosoki Mitsuru
Kashida Hajime
Kihara Seiichiro
Kobachi Mitsuo
Allen S. B.
Nelms David C.
Sharp Kabushiki Kaisha
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