Beijing Xiaomi Mobile Software Co., Ltd.

Xiaomi Inc.

Zonglin Xue

Linchuan Wang

Xiaofeng Xiong

Yongbo Yue

Jie Zhang

Ching-Sung Wang

Jianan Liu

Lichuan Wang

An antenna includes a feed including a first feed element and a second feed element; a first member composed of metallic materials and including an end plate having at least two sides, and side wall plates disposed on the at least two sides of the end plate, wherein the first feed element and the second feed element of the feed are disposed on the end plate of the first member, and slots are formed on at least one of the side wall plates of the first member; and second members composed of non-metallic materials and disposed to cover the first member such that the slots are shielded; wherein a spacer for avoiding signal interference between the first feed element and the second feed element is disposed between the first feed element and the second feed element and connected with the end plate.

Antenna and mobile terminal

A terminal device is provided, which includes: a housing including a conductive frame provided with a first frame connecting point, a second frame connecting point and a grounding point; and a feeding point disposed on a circuit board. A first antenna is formed by the feeding point, the first signal wire, the first frame connecting point, the third signal wire and the conductive frame when the first frame connecting point is connected with the feeding point through a first signal wire and the second frame connecting point is disconnected from the feeding point. A second antenna is formed by the feeding point, the second signal wire, the third signal wire, the second frame connecting point and the conductive frame when the first frame connecting point is disconnected from the feeding point and the second frame connecting point is connected with the feeding point through a second signal wire.

Terminal device

A back cover includes: a back cover body, an antenna structure, a first hand-held part, and a second hand-held part arranged apart from the first hand-held part. The antenna structure includes a first part whose first side is separated from one end of the back cover body by a first slit, a second part separated from a second side of the first part by a second slit, and a third part for connecting the first and second parts. The first hand-held part extends to the second part from the back cover body and separated from a third side of the first part by a third slit. The second hand-held part extends to the second part from the back cover body and separated from a fourth side of the first part by a fourth slit, where the back cover body and the antenna structure are made of a metal material.

Terminal back cover and mobile terminal

An antenna includes a feed; a first member being made of metallic materials and including an end plate and side wall plates disposed on both sides of the end plate, in which the feed is disposed on the end plate of the first member, and slots are respectively formed on the side wall plates of the first member; and second members made of non-metallic materials and bonded to the first member to shield the slots. The antenna and a mobile terminal including the antenna can achieve an aesthetically pleasing appearance and improve user experience, as the slots cannot be observed when viewed from outside the mobile terminal.

The present disclosure relates to an antenna structure. The antenna structure includes a plurality of receiver paths that are ranked based on a preset manner to obtain a ranking order of each of the plurality of receiver paths; a plurality of antennas; and a switch disposed between the plurality of antennas and the plurality of receiver paths, wherein the switch is configured to change a connection relationship between the plurality of antennas and the plurality of receiver paths based on a signal strength of the plurality of antennas and the ranking order of the plurality of the receiver paths.

Antenna structure and signal reception of electronic device

A terminal casing and a terminal are provided. A bottom frame is divided into a horizontal part and two perpendicular parts by two gaps in the bottom frame of a metal frame; and a first feeder unit and a second feeder unit are arranged in a clearance area, the first feeder unit and the horizontal part of the bottom frame form a first antenna unit, and the second feeder unit and any perpendicular part form a second antenna unit orthogonal to the first antenna unit.

Terminal casing and terminal

A terminal housing and a terminal are provided. The terminal housing includes: a metal back cover, the metal back cover including an opening and the outer surface of the metal back cover being overlaid with a nonconductive material; a printed circuit board (PCB) arranged on the inner surface of the metal back cover; a plurality of antenna units arranged on the nonconductive material, each of the plurality of antenna units including: a ground portion, the ground portion passing through the nonconductive material and being connected with the outer surface of the metal back cover; and a feed portion, the feed portion being connected with a radio frequency (RF) front-end of the PCB via a shield wire, the shield wire passing through the nonconductive material and entering into the terminal housing via the opening.

Terminal housing and terminal

An antenna for a terminal includes: a metal frame surrounding four sides of the terminal, a circuit board positioned within the metal frame and at least two radiation units arranged on the circuit board. The metal frame includes a bottom frame and a side frame defined by two breaking joints disposed on a side of the metal frame. A signal feed point is arranged on the circuit board, the signal feed point is connected with the bottom frame through a first radiation unit. At least two first grounding points are also arranged on the circuit board, the at least two first grounding points are positioned on one side of the signal feed point, the at least two first grounding points are connected with the bottom frame through a second radiation unit, and the bottom frame is configured to generate low-frequency resonance.

Antenna for terminal

A terminal having a communication function includes: a first multiband antenna; a second multiband antenna; a radio frequency transceiver including a primary carrier wave port and a secondary carrier wave port; and a switching control circuit electrically connected with the primary carrier wave port, the secondary carrier wave port, the first multiband antenna, and the second multiband antenna. The switching control circuit is configured to connect the primary carrier wave port with the first multiband antenna and connect the secondary carrier wave port with the second multiband antenna if signal quality of the first multiband antenna meets a preset quality condition, and connect the primary carrier wave port with the second multiband antenna and connect the secondary carrier wave port with the first multiband antenna if the signal quality of the first multiband antenna does not meet the preset quality condition.

Terminal having communication function

A WIFI & GPS antenna applied to a mobile terminal with a metallic body. The metallic body includes a metallic body part and a receiving zone located above the metallic body part. The WIFI & GPS antenna includes a feeding point and a ground point each disposed on the metallic body part, and a capacitive tuning component connected to a top edge of the receiving zone, and connected to the feeding point in series. The receiving zone includes a component zone and an antenna zone. The feeding point, the ground point, and the capacitive tuning component are disposed in the antenna zone. A part of the top edge of the receiving zone operates as a radiator for the WIFI & GPS antenna.

WIFI and GPS antenna

An antenna module is provided. The antenna module includes: a first antenna electrically connected to a first section of a metal frame of a mobile terminal, the first antenna comprising a first feed point and a first ground point; and a second antenna electrically connected to a second section of the metal frame of the mobile terminal, the second antenna comprising a second feed point and a second ground point, wherein a slot is formed between the second section of the metal frame and the first section of the metal frame, and the second section of the metal frame is electrically connected to aground point of the mobile terminal via a first contact point.

Antenna module and mobile terminal using the same

A communication antenna, a method for controlling a communication antenna and a terminal are provided. The communication antenna includes a first passive unit, a stimulation receiving unit, and a second passive unit. The first passive unit and the second passive unit are respectively coupled to ground. The stimulation receiving unit is electrically coupled to a radio frequency module so as to receive an electrical signal transmitted by the radio frequency module. The first passive unit includes a regulating circuit that includes a switch, a controller, and a regulating assembly. The regulating assembly includes a plurality of electronic components. The controller is configured to control the switch to connect one or more electronic components of the regulating assembly to the circuit. The connected electronic components make the communication antenna resonate in one of a plurality of frequency ranges.

Communication antenna, method for controlling the same and terminal

An antenna for use in a mobile terminal includes a first radiation unit including a feed portion for inputting energy, the feed portion being provided at one end of the first radiation unit, and at least one coupling branch. The first radiation unit and the at least one coupling branch form a coupled feeding structure between each other. A first end portion of the at least one coupling branch is connected to a metal frame of the mobile terminal. The at least one coupling branch is disposed around the first radiation unit. The at least one coupling branch and the first radiation unit are not in contact with each other. The at least one coupling branch has an opening.

Antenna for use in mobile terminal

A diversity antenna applied in a mobile terminal and a mobile terminal are provided. The mobile terminal includes a metal housing and the metal housing includes a housing body and a receiving region located over the housing body, and the receiving region is a frame structure in which a side is provided with a slit. The diversity antenna includes a feed point, a first ground point and a second ground point, and the feed point, the first ground point and the second ground point are all arranged on the housing body, and a distance between the feed point and the slit is 3 mm to 15 mm. The diversity antenna further includes a capacitive element connected to the frame structure and arranged in series with the feed point, and a switch arranged in series with the first ground point.

Diversity antenna and mobile terminal

An antenna is provided to be applied in a mobile terminal having a metal body. The antenna includes: a feed point; a first ground point; and a metal dome connected with the feed point. A metal frame is extended from an upper side of the metal body. The metal frame is provided with a slit. The metal dome is fixedly connected with the metal frame at an end near the slit. The feed point is disposed on the metal body and under the metal dome. The first ground point is disposed on the metal body and connected with the metal frame.

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Beijing, China

Zonglin Xue