Microstrip Spiral Directional Coupler
โ Scribed by Shibata, K.; Hatori, K.; Tokumitsu, Y.; Komizo, H.
- Book ID
- 114657719
- Publisher
- IEEE
- Year
- 1981
- Tongue
- English
- Weight
- 765 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0018-9480
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Abstract In this article, size reduction and harmonic suppression in coupledโlines microstrip directional couplers is attained using dumbbell, and reshaped dumbbell slots, as defected patterns, specifically placed under the metering position in the ground plane. Quantitative investigation of the
## Abstract This article describes a symmetric capacitorโcompensated microstrip directionalโcoupler design with very high directivity. The compensation capacitors are incorporated between the coupling lines as interdigital type on the PCB board. The prototype directionalโcoupler shows 19.6 dB coupl