Abstract: Smart glasses, comprising a body, at least one antenna module, a radio frequency module, a sensing module and a processing module. The at least one antenna module is disposed on the body; the radio frequency module is coupled with the antenna module and used to receive or transmit a radio frequency signal by the antenna module; the sensing module is coupled with the antenna module and used to sense a capacitance value of a parasitic capacitance of the antenna module and generate a corresponding sensing signal; and the processing module is connected with the radio frequency module and the sensing module, wherein the processing module is used to run a corresponding application according to the radio frequency signal or the sensing signal.

Abstract: A single antenna with a shared radiator includes a radiator unit, a feed-in unit, a sensing module and a ground unit. The feed-in unit is coupled with the radiator unit and used to send or receive radio frequency signals together with the radiator unit. The sensing module is connected to the radiator unit and used for sensing a distance between the radiator unit and an object by the radiator unit. A distributed capacitor structure is formed between the ground unit and the radiator unit.

Abstract: A wireless electronic label comprises a display module, a rectenna module and a control drive module. The display module has a display surface. The rectenna module is disposed on the display surface of the display module. The rectenna module is used to receive an electromagnetic wave signal and convert it into an electrical energy signal. The rectenna module is made of light-transmitting electronically conductive material. The control drive module is used to convert the electrical energy signal into electrical energy to power the wireless electronic label and to send a command signal to the display module. The display module is further used to display a label signal on the display surface according to the command signal.

Abstract: A wireless earphones comprising a plurality of antenna modules, a radio frequency module, a sensing module, a speaker module and a processing module. The plurality of antenna modules are coupled to each other. The radio frequency module is used to receive or transmit radio frequency signals by the antenna modules. The sensing module is used to sense a capacitance value of a parasitic capacitance of the antenna modules and used to generate a corresponding sensing signal. The speaker module is used to play audio signals. The processing module is used to generate a control signal according to the radio frequency signal or the sensing signal to control the speaker module to play the audio signal corresponding to the control signal.

Abstract: A dual antenna with a shared radiator includes a radiator unit, a first feed-in unit, a second feed-in unit, a sensing module and a ground unit. The first feed-in unit and the second feed-in unit are respectively coupled with the radiator unit. The sensing module is connected to a substantial center of the radiator unit and used for sensing a distance between the radiator unit and an external object through the radiator unit. The ground unit is connected to the sensing module. The first feed-in unit is used to send or receive a first radio frequency signal together with the radiator unit, and the second feed-in unit is used to send or receive a second radio frequency signal together with the radiator unit.

Abstract: Wireless earphones comprising a first antenna module, at least one second antenna module, a radio frequency module, a sensing module, a speaker module and a processing module. The radio frequency module is used to receive or transmit radio frequency signals by the first antenna module or the second antenna module; the sensing module is used to sense a capacitance value of a first parasitic capacitance of the first antenna module and generate a corresponding first sensing signal and used to sense a capacitance value of a second parasitic capacitance of the second antenna module and generate a corresponding second sensing signal; the speaker module is used to play audio signals; and the processing module is used to generate a control signal according to the radio frequency signal, the first sensing signal or the second sensing signal to control the speaker module to play the audio signal corresponding to the control signal.

Abstract: An electromagnetic wave shielding film having a wireless energy conversion function is disclosed, which is attached to an exterior surface of the door of a microwave oven and used to absorb electromagnetic waves released by the microwave oven during operation. The electromagnetic wave shielding film comprises: a substrate carrier; a first substrate layer, provided on one side of the substrate carrier, where a wireless energy conversion unit is provided in the first substrate layer and is used to receive the electromagnetic waves and covert the electromagnetic waves to DC electrical energy; and an optically variable assembly, provided on the other side of the substrate carrier, where the optically variable assembly comprises an electrochromic layer and an electrode layer; the electrode layer is used to receive the DC electrical energy from the wireless energy conversion unit and drive the electrochromic layer to change its light transmission property.