US 12,739,752 B2 · Wakeup method and apparatus, and electronic device

Abstract

A wakeup method includes: A first signal processing circuit performs monitoring at a first frequency; a second signal processing circuit performs monitoring at a second frequency, where the second frequency is different from the first frequency; the second signal processing circuit receives a wakeup signal at the second frequency, where a bandwidth of the wakeup signal is less than a first value, the wakeup signal is transmitted by a first electronic device at a plurality of transmit frequencies or at a bandwidth greater than a second value, and the second value is greater than the first value; the first signal processing circuit performs monitoring at the second frequency; the second signal processing circuit performs monitoring at a third frequency, where the third frequency is different from both the first frequency and the second frequency; and the first signal processing circuit receives the wakeup signal at the second frequency.

Claims20

Dependent claims

A wakeup method, comprising:

performing, by a first signal processing circuit, monitoring at a first frequency while performing, by a second signal processing circuit, monitoring at a second frequency, wherein the second frequency is different from the first frequency;
receiving, by the second signal processing circuit, a wakeup signal at the second frequency, wherein a bandwidth of the wakeup signal is less than a first value, the wakeup signal is transmitted by a first electronic device at a plurality of transmit frequencies or at a bandwidth greater than a second value, and the second value is greater than the first value;
performing, by the first signal processing circuit, monitoring at the second frequency while performing, by the second signal processing circuit, monitoring at a third frequency, wherein the third frequency is different from both the first frequency and the second frequency;
and
receiving, by the first signal processing circuit, the wakeup signal at the second frequency.

2 more elements

A wakeup apparatus, comprising:

a first signal processing circuit, wherein the first signal processing circuit is coupled to an antenna, and is configured to perform monitoring at a first frequency;
and
a second signal processing circuit, wherein the second signal processing circuit is coupled to the antenna, and is configured to perform monitoring at a second frequency, wherein the second frequency is different from the first frequency, and wherein:
the second signal processing circuit is further configured to receive a wakeup signal at the second frequency, wherein a bandwidth of the wakeup signal is less than a first value, the wakeup signal is transmitted by a first electronic device at a plurality of transmit frequencies or at a bandwidth greater than a second value, and the second value is greater than the first value;
the first signal processing circuit is further configured to perform monitoring at the second frequency;
the second signal processing circuit is further configured to perform monitoring at a third frequency, wherein the third frequency is different from both the first frequency and the second frequency;
and
the first signal processing circuit is further configured to receive the wakeup signal at the second frequency.

5 more elements

Dependencies are inferred from the claim text.

Wakeup method and apparatus, and electronic device

Life of this patent

Wakeup method and apparatus, and electronic device

Life of this patent

Abstract

Claims20