Qi (with Xiaomi Proprietary Extension)
From Signal Identification Wiki
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|---|---|
| Frequencies | 145 kHz |
| Frequency Range | 145 kHz - 145 kHz |
| Mode | AM |
| Modulation | ASK / FSK |
| ACF | — |
| Emission Designator | — |
| Bandwidth | 10 kHz |
| Location | Worldwide |
| Short Description | Proprietary high-power wireless charging signal based on the Qi standard used by Xiaomi 50W wireless chargers. The signal operates in the VLF band, shifting between 140 kHz and 150 kHz depending on the charging phase (Ping, Handshake, and Power Transfer). Communication involves FSK from the base station and ASK load modulation from the mobile device. |
| I/Q Raw Recording | — |
| Audio Sample | |
