Portable data collection device with RF transmission

Details Portable data collection device with RF transmission Portable data collection device with RF transmission

1989-07-18

1990-11-06

Eisenzopf, Reinhard J.

Telecommunications

Transmitter and receiver at same station

With a common signal processing stage

455 90, 455348, 455351, 429 1, 429 9, H04B 138

Patent

active

049692062

ABSTRACT:
A portable data collection device having RF communication capabilities. This device contains circuit boards arranged in such a manner to shield the CPU board from the RF transmission components. The power source of the device is a battery pack designed to insure the correct electropolarity of the batteries when inserted.

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patent: 4761823 (1988-08-01), Fier

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