Telecommunications – Receiver or analog modulated signal frequency converter – With wave collector
Patent
1984-12-04
1987-09-22
Ng, Jin F.
Telecommunications
Receiver or analog modulated signal frequency converter
With wave collector
455134, 455278, H04B 106
Patent
active
046960589
ABSTRACT:
A diversity receiver provides plural antennas, one receiving part for receiving the radio wave from one of the plural antennas and a control part for selecting one antenna from the plural antennas, wherein the antenna is selected in a manner that an antenna receiving the most intensive radio wave is detected by switching of the plural antennas in-turn in a time period T.sub.1, and the detected antenna is selected for receiving an information of the radio wave in a time period T.sub.2, the plural antennas may be disposed with distances shorter than a wavelength of the radio wave.
REFERENCES:
patent: 2729741 (1956-01-01), Chapman
patent: 2937268 (1960-05-01), Downie et al.
patent: 4170759 (1979-10-01), Stimple et al.
patent: 4255816 (1981-03-01), Grunza et al.
Microwave Mobile Communications, William C. Jakes, Jr., John Wiley & Sons, 1974, pp. 36-39, 312-317, and 398-401.
Tachita Ryobun
Teranishi Akio
Matsushita Electric - Industrial Co., Ltd.
Ng Jin F.
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