Detachable battery pack with a built-in broadband antenna

Details Detachable battery pack with a built-in broadband antenna Detachable battery pack with a built-in broadband antenna

1988-04-27

1990-02-20

Griffin, Robert L.

Telecommunications

Transmitter and receiver at same station

With a common signal processing stage

455 90, 455127, 455343, 343702, H04B 138

Patent

active

049033263

ABSTRACT:
A detachable battery pack with a built-in broadband antenna is disclosed. Since the antenna is wholly contained within the battery housing, it is protected from damage and is detachable from the transceiver when the battery is detached. A transmission line structure formed between the battery and the transceiver is used to create an open circuit near the antenna feed point.

REFERENCES:
patent: 4126863 (1978-11-01), Kolwaite
patent: 4257121 (1981-03-01), Henderson et al.
patent: 4485946 (1984-12-01), Liautaud et al.
patent: 4633519 (1986-12-01), Gotoh et al.

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