Duplexer, network device, control method, electronic device, and storage medium

A network device, comprising:

• a duplexer comprising:
• a filter;
• a dielectric tuning component;
• and
• a control module connected with the dielectric tuning component and configured to control a relative position between the dielectric tuning component and the filter to adjust an operating frequency of the duplexer;
• a limiting component configured to limit the displacement of the dielectric tuning component;
• a Hall sensor connected with the control module, and configured to detect displacement data of the dielectric tuning component and send the displacement data to the control module;
• wherein the control module is further configured to determine a zero position of the dielectric tuning component according to the displacement data;
• wherein the zero position comprises a mechanical zero position and an electrical zero position, the mechanical zero position is a position where the dielectric tuning component is matched with the limiting component, the electrical zero point is at a distance of M driving step values from the mechanical zero point, where M is a second preset value, the electrical zero point is used to return the dielectric tuning component to the electrical zero point when adjusting the operating frequency of the duplexer, and the adjusting is based on the electrical zero point;
• and
• a main control module connected with the duplexer, and configured to send a control signal to the duplexer to adjust the operating frequency of the duplexer.

A duplexer control method, wherein the duplexer comprises a filter, a dielectric tuning component, a Hall sensor, a lifting component and a limiting component, the lifting component is connected with the dielectric tuning component, and the limiting component is configured to limit the displacement of the lifting component, the method comprising:

• acquiring a control signal;
• and
• outputting a driving signal according to the control signal to control a relative position between the dielectric tuning component and the filter to adjust the operating frequency of the duplexer;
• prior to acquiring a control signal, the method further comprises:
• outputting a first reverse driving signal to control the lifting component to displace reversely to a position where the lifting component is matched with the limiting component, and continuously acquiring displacement data of the lifting component through the Hall sensor;
• and
• in response to corresponding displacement data being not acquired within a second reverse driving signal of N consecutive driving step values, determining that the lifting component reaches a mechanical zero position, where N is a first preset value;
• wherein after determining that the lifting component reaches a mechanical zero position, the method further comprises:
• outputting a first forward driving signal of M driving step values to control the lifting component to displace forward, to reach an electrical zero position, where M is a second preset value, the electrical zero point is used to return the dielectric tuning component to the electrical zero point when adjusting the operating frequency of the duplexer, and the adjusting is based on the electrical zero point.

An electronic device, comprising:

• a memory, a processor, and a computer program stored in the memory and executable by the processor which, when executed by the processor, causes the processor to perform a duplexer control method, wherein the duplexer comprises a filter, a dielectric tuning component, a Hall sensor, a lifting component and a limiting component, the lifting component is connected with the dielectric tuning component, and the limiting component is configured to limit the displacement of the lifting component, the method comprising:
• acquiring a control signal;
• and
• outputting a driving signal according to the control signal to control a relative position between the dielectric tuning component and the filter to adjust the operating frequency of the duplexer;
• prior to acquiring a control signal, the method further comprises:
• outputting a first reverse driving signal to control the lifting component to displace reversely to a position where the lifting component is matched with the limiting component, and continuously acquiring displacement data of the lifting component through the Hall sensor;
• and
• in response to corresponding displacement data being not acquired within a second reverse driving signal of N consecutive driving step values, determining that the lifting component reaches a mechanical zero position, where N is a first preset value;
• wherein after determining that the lifting component reaches a mechanical zero position, the method further comprises:
• outputting a first forward driving signal of M driving step values to control the lifting component to displace forward, to reach an electrical zero position, where M is a second preset value, the electrical zero point is used to return the dielectric tuning component to the electrical zero point when adjusting the operating frequency of the duplexer, and the adjusting is based on the electrical zero point.