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Active integration ring antenna/phase shifter for direct conversions

✍ Scribed by Liu, J.-C.; Cheng, C.-S.; Chen, H.-C.; Chen, P.-C.

Book ID
114455327
Publisher
The Institution of Electrical Engineers
Year
2004
Tongue
English
Weight
876 KB
Volume
151
Category
Article
ISSN
1350-2417

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Active integration ring antenna/phase sh
Active integration ring antenna/phase shifter with annular ring slot for 5-GHZ WLAN direct conversions
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A compact active ring antenna integrated for direct conversion or zero-IF detection is presented in this paper. The ring antenna with annular ring slot exhibits wide-bandwidth and high-gain performances. Meanwhile, the ring acting as a phase shifter provides the necessary 90Β°characteristics to opera