Abstract: A wireless earphone, including an earbud part, an earbud stem part, and an antenna unit disposed in the earbud part and the earbud stem part. The antenna unit includes: a first antenna radiator having a first end fed by a first feeding unit and a second antenna radiator having a second end fed by a second feeding unit, where the second end and the first end are disposed at intervals; and a third antenna radiator having a first ground point and a third end. At least a part of the third antenna radiator is located in the earbud part. One of the first and second antenna radiators is located in the earbud part, and the other is located in the earbud stem part; or at least a part of the first and second antenna radiators both are located in the earbud stem part.

Abstract: The present invention provides an electronic device. The electronic device includes a mainboard, a metal frame, a display module, and a shield structure. The mainboard includes a radio frequency circuit. The metal frame is coupled to the radio frequency circuit, and configured to receive or transmit a radio frequency signal. The shield structure is located in the display module or on a side of the display module closer to the mainboard, and is connected to the display module. The shield structure includes a metal shield layer. The metal shield layer is insulated from the metal frame and the radio frequency circuit, and the metal shield layer can generate reflection between the metal frame and the display module, weaken field strength generated in the display module by radiated energy from the metal frame, and shield the energy radiated from the metal frame to the display module.

Abstract: A Bluetooth earphone includes an earbud portion and an earphone handle portion. A receiver module is disposed in the earbud portion. The earphone handle portion includes a connecting section connected to the earbud portion, and a top section and a bottom section located on both sides of the connecting section, a battery is disposed in the bottom section of the earphone handle portion. The Bluetooth earphone includes an antenna and a flexible circuit board. The antenna extends from the connecting section of the earphone handle portion to the top section of the earphone handle portion. The flexible circuit board includes a feeding part and a first extension part connected to the feeding part. The feeding part is located in the connecting section of the earphone handle portion, and is coupled to the antenna. The first extension part extends to the earbud portion.

Abstract: The present invention provides an electronic device. The electronic device includes a mainboard, a metal frame, a display module, and a shield structure. The mainboard includes a radio frequency circuit. The metal frame is coupled to the radio frequency circuit, and configured to receive or transmit a radio frequency signal. The shield structure is located in the display module or on a side of the display module closer to the mainboard, and is connected to the display module. The shield structure includes a metal shield layer. The metal shield layer is insulated from the metal frame and the radio frequency circuit, and the metal shield layer can generate reflection between the metal frame and the display module, weaken field strength generated in the display module by radiated energy from the metal frame, and shield the energy radiated from the metal frame to the display module.

Abstract: In an embodiment a wireless earphone includes an earbud portion having a speaker module, a stalk portion having a battery, wherein the earbud portion is connected to one end of the stalk portion, a circuit board and a first antenna being a slot antenna, wherein the circuit board extends from the earbud portion to an end of the stalk portion away from the earbud portion, wherein the circuit board is connected to the speaker module and the battery, wherein the circuit board comprises a reference ground, the reference ground extending from one end of the circuit board to another end of the circuit board, and wherein a slot is disposed on the reference ground forming a radiator of the slot antenna, the slot being located in the stalk portion and extending along a length direction of the stalk portion.

Abstract: A BLUETOOTH earphone includes an antenna, the antenna comprises an antenna radiator, a first connecting portion, a second connecting portion, and a third connecting portion. The antenna radiator is located on a first portion of a flexible printed circuit (FPC) which is disposed in the earphone handle portion. The first connecting portion is a main ground of the BLUETOOTH earphone. The second connecting portion, is located on the earphone handle portion, and comprises a ground point. The third connecting portion is located on the earphone handle portion, and is connected to a first position on the second connecting portion other than the ground point, the third connecting portion and the antenna radiator are spaced apart with a first gap, and the third connecting portion is coupled to the antenna radiator through the first gap.

Abstract: A Bluetooth earphone includes an earbud portion and an earphone handle portion. A receiver module is disposed in the earbud portion. The earphone handle portion includes a connecting section connected to the earbud portion, and a top section and a bottom section located on both sides of the connecting section, a battery is disposed in the bottom section of the earphone handle portion. The Bluetooth earphone includes an antenna and a flexible circuit board. The antenna extends from the connecting section of the earphone handle portion to the top section of the earphone handle portion. The flexible circuit board includes a feeding part and a first extension part connected to the feeding part. The feeding part is located in the connecting section of the earphone handle portion, and is coupled to the antenna. The first extension part extends to the earbud portion.

Abstract: A communications terminal includes a mainboard, a conductor bezel, a first conductor part, and a second conductor part, where a first location on the conductor bezel is electrically connected to a ground terminal on the mainboard, a second location on the conductor bezel is electrically connected to a ground terminal on the mainboard, the second conductor part is electrically connected to a fourth location on the conductor bezel, and a radio frequency port on the mainboard is electrically connected to a third location on the conductor bezel using the first conductor part; and the fourth location and the third location on the conductor bezel are between the first location and the second location. The communications terminal is conducive to reducing antenna assembly complexity and reducing manufacturing costs.

Abstract: A wireless terminal is disclosed. The wireless terminal includes a first antenna, a second antenna, a printed circuit board, a bracket, and a resonator. The first antenna is located at one side of the printed circuit board. The second antenna is located at another side of the printed circuit board. The printed circuit board functions as a metal ground of the first antenna and the second antenna. The resonator is located on the bracket. A ground point of the resonator is located on the printed circuit board. A clearance exists between the resonator and the printed circuit board.

Abstract: A wireless terminal is disclosed. The wireless terminal includes a first antenna, a second antenna, a printed circuit board, a bracket, and a resonator, where the first antenna is located at one side of the printed circuit board, the second antenna is located at another side of the printed circuit board, the printed circuit board functions as a metal ground of the first antenna and the second antenna, the resonator is located on the bracket, a ground point of the resonator is located on the printed circuit board, and a clearance exists between the resonator and the printed circuit board, the bracket is plastic bracket.

Abstract: The present embodiments disclose a wireless mobile device, including a metal frame, a circuit board disposed in the metal frame, where there is a slot between at least one side edge of the circuit board and the metal frame, a first grounding point is connected to the circuit board and the metal frame, a second grounding point is connected to the circuit board and the metal frame, and a feeding point is located between the first grounding point and the second grounding point and is connected to the circuit board and the metal frame; and each antenna open-circuit stub suspends in space on an outer side of the circuit board, one end is connected to the metal frame by crossing the slot, and a connection point of the antenna open-circuit stub and metal frame is located between the feeding point and the second grounding point.

Abstract: A wireless terminal is disclosed. The wireless terminal includes a first antenna, a second antenna, a printed circuit board, a bracket, and a resonator, where the first antenna is located at one side of the printed circuit board, the second antenna is located at another side of the printed circuit board, the printed circuit board functions as a metal ground of the first antenna and the second antenna, the resonator is located on the bracket, a ground point of the resonator is located on the printed circuit board, and a clearance exists between the resonator and the printed circuit board, the bracket is plastic bracket.

Abstract: A communications terminal includes a mainboard, a conductor bezel, a first conductor part, and a second conductor part, where a first location on the conductor bezel is electrically connected to a ground terminal on the mainboard, a second location on the conductor bezel is electrically connected to a ground terminal on the mainboard, the second conductor part is electrically connected to a fourth location on the conductor bezel, and a radio frequency port on the mainboard is electrically connected to a third location on the conductor bezel using the first conductor part; and the fourth location and the third location on the conductor bezel are between the first location and the second location. The communications terminal is conducive to reducing antenna assembly complexity and reducing manufacturing costs.

Abstract: The present embodiments disclose a wireless mobile device, including a metal frame, a circuit board disposed in the metal frame, where there is a slot between at least one side edge of the circuit board and the metal frame, a first grounding point is connected to the circuit board and the metal frame, a second grounding point is connected to the circuit board and the metal frame, and a feeding point is located between the first grounding point and the second grounding point and is connected to the circuit board and the metal frame; and each antenna open-circuit stub suspends in space on an outer side of the circuit board, one end is connected to the metal frame by crossing the slot, and a connection point of the antenna open-circuit stub and metal frame is located between the feeding point and the second grounding point.

Abstract: A wireless terminal is disclosed. The wireless terminal includes a first antenna, a second antenna, a printed circuit board, a bracket, and a resonator, where the first antenna is located at one side of the printed circuit board, the second antenna is located at another side of the printed circuit board, the printed circuit board functions as a metal ground of the first antenna and the second antenna, the resonator is located on the bracket, a ground point of the resonator is located on the printed circuit board, and a clearance exists between the resonator and the printed circuit board, the bracket is plastic bracket.

Abstract: A wireless terminal is disclosed. The wireless terminal includes a first antenna, a second antenna, a printed circuit board, a bracket, and a resonator, where the first antenna is located at one side of the printed circuit board, the second antenna is located at another side of the printed circuit board, the printed circuit board functions as a metal ground of the first antenna and the second antenna, the resonator is located on the bracket, a ground point of the resonator is located on the printed circuit board, and a clearance exists between the resonator and the printed circuit board. Not only does the wireless terminal improve isolation between multiple antennas, but also the resonator can better radiate energy of the antennas because a clearance exists between the resonator and the PCB.

Abstract: An antenna and a terminal, where the antenna includes a first antenna branch, printed on a first surface of a circuit board, where the first antenna branch includes a first sub-branch; a grounding branch, printed on the first surface, where the grounding branch includes a grounding sub-branch, the first sub-branch and the grounding sub-branch are staggered to form a gap, and the first antenna branch and the grounding branch are mutually coupled through the gap; a second antenna branch, printed on a second surface of the circuit board, where the second surface and the first surface are two opposite surfaces of the circuit board; and a first feed, electrically connected to the first antenna branch; where the second antenna branch is electrically connected to a metal via hole on the circuit board, and the metal via hole is electrically connected to the first feed.

Abstract: Embodiments of the present invention provide a wireless terminal including a PCB, an antenna, and a data connector. The PCB has a groove, which divides the PCB into a first part and a second part. The second part is connected to the antenna, the first part is connected to the data connector through a rotating shaft, and connecting wires of the data connector are connected to the second part. The first part and the second part each have a ground. The ground of the first part is connected to a metal casing of the data connector and a ground wire of the data connector is connected to the ground of the second part and the ground wire of the data connector is electrically connected to the metal casing of the data connector.

Abstract: A multimode broadband antenna module and a wireless terminal are provided. The multimode broadband antenna module includes a printed circuit board and an antenna body, where the antenna body includes a first radiator and a second radiator that are electrically connected to the printed circuit board, where the first radiator includes a connection portion, a low frequency portion, and a high frequency portion, the second radiator includes a grounding portion, a low frequency portion, and a high frequency portion, and a first predetermined distance exists between the low frequency portion of the first radiator and the low frequency portion of the second radiator, and a second predetermined distance exists between the high frequency portion of the first radiator and the high frequency portion of the second radiator, so as to form a coupling capacitance effect between the first radiator and the second radiator.

Abstract: A USB connector, a PCB connected to the USB connector, and a USB device are provided. The USB connector includes a metal surface, and on the metal surface, a solid metal part is set at a location corresponding to a spring of a socket, so that the spring contacts the solid metal part after the USB connector is inserted into the socket to reduce electromagnetic interference. The USB connector may include an in-line weld leg; a metal enclosure located at the same side as the in-line weld leg fully contacts a PCB when the USB connector is connected to the PCB; and contact surfaces on the USB connector that contact the PCB are metal surfaces. The PCB includes a suppression circuit configured to suppress harmonic waves in USB data transmission.