Mobile communicator with means for attenuating transmitted outpu

Details Mobile communicator with means for attenuating transmitted outpu Mobile communicator with means for attenuating transmitted outpu

1994-05-06

1996-06-25

Eisenzopf, Reinhard J.

Telecommunications

Transmitter and receiver at same station

Having particular housing or support of a transceiver

455 89, 455128, 455129, H04B 138

Patent

active

055309194

ABSTRACT:
Disclosed herein is a mobile communicator comprising an antenna (3) built in a portable telephone body (1), and a circuit board (2) built in the communicator body (1) and provided with a ground electrode pattern (2a) arranged between an outer surface part (1a), which is brought into contact with or near a portion of a human head, and the antenna (3). A transmission output of the antenna (3) toward the human head is attenuated by the ground electrode pattern (2a) of the circuit board (2).

REFERENCES:
patent: 4899164 (1990-02-01), McGrath
patent: 5150282 (1992-09-01), Tomura et al.
patent: 5153600 (1992-10-01), Metzler et al.
patent: 5170173 (1992-12-01), Krenz et al.
patent: 5335366 (1994-08-01), Daniels
patent: 5392461 (1995-02-01), Yokoyama
Patent Abstracts Of Japan, vol. 16, No. 570 (E-1297) 10 Dec. 1992 & Jp-A-04 220 851 (Mitsubishi) 11 Aug. 1992, (Abstract).
European Search Report dated Jan. 24, 1995.
The Sharper Image Catalog, Jun. 1994, pp. 22.
Microstrip Antennas, I. J. Bahl and P. Bhartia, 1980, pp. 26-29.
Small Antennas, K. Fujimoto et al., 1987, pp. 116-119, 147, 197-199.

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