Abstract
A fully integrated 2-channel Ka-band True Time Delay (TTD) phase shifter with 12ps continuous changing delay time has been realized in a 0.25µm SiGe:C BiCMOS technology. A delay variation cancellation technique is proposed, resulting in less than 0.8ps delay variation over a 20-40GHz frequency span, meanwhile maintaining a constant input impedance. In the high (low) power mode, the measured input 1dB compression point and input IP3 are +9.7dBm (+3.6dBm) and +18dBm (+13dBm) at 30GHz with an averaged power consumption per channel of 145mW (33mW) for the same TTD performance. The size of the core phase shifter is less than 0.1mm2.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the IEEE 2013 Radio Frequency Integrated Circuits Symposium (RFIC), 2-4 June 2013, Seattle, Washington |
| Place of Publication | Piscataway |
| Publisher | Institute of Electrical and Electronics Engineers |
| Pages | 61-64 |
| ISBN (Print) | 978-1-4673-6059-3 |
| DOIs | |
| Publication status | Published - 2013 |
| Event | 2013 IEEE Radio Frequency Integrated Circuits Symposium (RFIC 2013) - Seattle, United States Duration: 2 Jun 2013 → 4 Jun 2013 |
Conference
| Conference | 2013 IEEE Radio Frequency Integrated Circuits Symposium (RFIC 2013) |
|---|---|
| Abbreviated title | RFIC 2013 |
| Country/Territory | United States |
| City | Seattle |
| Period | 2/06/13 → 4/06/13 |
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