User communication device executing standby mode, operating method thereof, and human body communication system including the same
US12225464B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Dec 16, 2021 |
| Grant date | Feb 11, 2025 |
| Priority date | — |
| Expiry date | Mar 24, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Disclosed is an operating method of a user communication device, which includes receiving a wakeup signal from a stationary communication device over a first human body communication channel, the wakeup signal having a frequency in a low frequency band, switching from a standby mode to a wakeup mode in response to the wakeup signal, and receiving a data signal from the stationary communication device over the first human body communication channel during the wakeup mode, and the first human body communication channel is provided by a body of a user of the user communication device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.