Non-contact IC card having multiple receivers with different sig

Details Non-contact IC card having multiple receivers with different sig Non-contact IC card having multiple receivers with different sig

1992-12-08

2000-04-04

Ellis, Richard L.

Registers

Coded record sensors

Particular sensor structure

235380, 235450, 455134, G06K 700

Patent

active

060450428

ABSTRACT:
A non-contact IC card includes a CPU for processing data, a memory for storing a program for controlling the CPU, an antenna for transmitting data and receiving data manner, a plurality of receivers each having a different signal detection level for detecting a signal received by the antenna, a selector for selecting one of the plurality of receivers and connecting it to the CPU, and a transmitter for transmitting a signal from the CPU through the antenna.

REFERENCES:
patent: 3742438 (1973-06-01), Brede
patent: 4766295 (1988-08-01), Davis et al.
McDonald et al., "The IC Card The Smart Card That Will Lead Us Into The Future", pp. 152-159 Date Unknown.
F.J. Affinito, "Automatic Feed Forward Gain Ranging Circuit", 1972, pp. 721-722.

Affiliated with

Also associated with

Rating

Non-contact IC card having multiple receivers with different sig does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Non-contact IC card having multiple receivers with different sig, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Non-contact IC card having multiple receivers with different sig will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-357679