Transceiver Device with Real-Time Clock
AssigneeStichting IMEC Nederland
InventorYao-Hong Liu
Life of this patent
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Abstract
Example embodiments relate to transceiver devices with real-time clocks. One embodiment includes a transceiver device. The transceiver device includes a real-time clock arranged for providing a clock signal. The transceiver device also includes a receiving section. The receiving section includes a main receiver arranged for receiving communication signals. The receiving section also includes a wake-up receiver. The wake-up receiver is arranged for receiving a calibration signal that includes clock timing information containing a time stamp. The wake-up receiver is also arranged for adjusting the real-time clock based on the clock timing information.
Claims20
A transceiver device comprising:
- a real-time clock arranged for providing a clock signal;
- and
- a receiving section comprising:
- a main receiver arranged for receiving communication signals;
- and
- a wake-up receiver arranged for:
- receiving a calibration signal comprising clock timing information containing a time stamp;
- and
- adjusting the real-time clock based on the clock timing information.
A method for calibrating a real-time clock of a first transceiver device operative as a slave in a network, the method comprising:
- enabling a wake-up receiver that forms part of a receiving section of the first transceiver device;
- receiving, by the wake-up receiver, a calibration signal comprising clock timing information containing a time stamp;
- and
- adjusting, by the wake-up receiver, the real-time clock based on the clock timing information.
A communication system comprising:
- a transceiver device comprising:
- a real-time clock arranged for providing a clock signal;
- and
- a receiving section comprising:
- a main receiver arranged for receiving communication signals;
- and
- a wake-up receiver arranged for:
- receiving a calibration signal comprising clock timing information containing a time stamp;
- and
- adjusting the real-time clock based on the clock timing information.
Dependencies are inferred from the claim text.