A communications device, wherein the communications device comprises: a near field communication NFC circuit , configured to process an NFC signal; a non-NFC circuit , configured to process at least one low frequency signal and at least one high frequency signal, wherein both the low frequency signal and the high frequency signal are non-NFC signals; and an antenna structure , wherein the antenna structure is coupled to the NFC circuit and the non-NFC circuit, and the antenna structure comprises a radiator and an antenna grounding part , wherein the NFC circuit and the radiator are coupled by using an NFC feeding path , the NFC feeding path comprises a low-pass circuit , and a connection point of the NFC feeding path and the radiator is a first node (A); the non-NFC circuit and the radiator are coupled by using a non-NFC feeding path , the non-NFC feeding path comprises a first high-pass circuit and a first capacitor , the first high-pass circuit comprises a second capacitor, a capacitance value of the second capacitor is greater than a capacitance value of the first capacitor, and a connection point of the non-NFC feeding path and the radiator is a second node (B); the radiator forms a first part between the first node and the second node; the radiator further comprises a second part , a first end of the second part is coupled to the antenna grounding part , a second end of the second part is connected to the first part of the radiator at the first node (A), an electrical length of the second part is less than a quarter wavelength corresponding to a resonance frequency of the low frequency signal, and the electrical length of the second part is greater than an electrical length of the first part; and the radiator further comprises a third part from the first node to an endpoint (C) of the radiator. a near field communication NFC circuit , configured to process an NFC signal; a non-NFC circuit , configured to process at least one low frequency signal and at least one high frequency signal, wherein both the low frequency signal and the high frequency signal are non-NFC signals; and an antenna structure , wherein the antenna structure is coupled to the NFC circuit and the non-NFC circuit, and the antenna structure comprises a radiator and an antenna grounding part , wherein the NFC circuit and the radiator are coupled by using an NFC feeding path , the NFC feeding path comprises a low-pass circuit , and a connection point of the NFC feeding path and the radiator is a first node (A); the non-NFC circuit and the radiator are coupled by using a non-NFC feeding path , the non-NFC feeding path comprises a first high-pass circuit and a first capacitor , the first high-pass circuit comprises a second capacitor, a capacitance value of the second capacitor is greater than a capacitance value of the first capacitor, and a connection point of the non-NFC feeding path and the radiator is a second node (B); the radiator forms a first part between the first node and the second node; the radiator further comprises a second part , a first end of the second part is coupled to the antenna grounding part , a second end of the second part is connected to the first part of the radiator at the first node (A), an electrical length of the second part is less than a quarter wavelength corresponding to a resonance frequency of the low frequency signal, and the electrical length of the second part is greater than an electrical length of the first part; and the radiator further comprises a third part from the first node to an endpoint (C) of the radiator. <EOS>