Systems and methods for detecting local oscillator leakage and image tone in I/Q mixer based transceivers
US11581852B2 · kind B2 · utility
0Cited by
15References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 26, 2021 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Oct 26, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03D2200/009
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
According to one embodiment, a transceiver includes: a radio transmitter including a power amplifier; a detector circuit including: a squaring circuit configured to receive an output of the power amplifier of the radio transmitter and configured to produce an output current; and a DC current absorber electrically connected to an output terminal of the squaring circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.