Huawei Technologies Co., Limited

Honor Device Co., Ltd.

Tsinghua University

Dawei Zhou

Yu Wang

Yuanpeng Li

Hanyang Wang

Xiaotao Cai

Tiezhu Liang

Le Chang

Yafang Yu

Hai Zhou

Dong Hai Yu

Wei Xiong

Xiaowei Zhang

Kun Feng

Kunpeng Wei

Zhijun Zhang

Xiaopeng Zhang

Chuanbo Shi

Wenlong Hu

Gonglei Zhang

Wanbo Xie

Shichao Li

Embodiments of this application disclose a terminal monopole antenna based on coupled feeding, relate to the technical field of antennas. The antenna includes a feed stub and a radiation stub. The radiation stub includes at least one radiator. Ends on two sides of the radiator are coupled to a reference ground through a first capacitor and a second capacitor. The feed stub is not connected to the radiation stub. The feed stub is arranged between the radiation stub and the reference ground. A feed point is provided on the feed stub. The feed stub is used to perform coupled feeding on the radiation stub.

Terminal monopole antenna based on coupled feeding

Embodiments of this application disclose a terminal monopole antenna, relating to the technical field of antennas. The antenna includes a radiation branch, the radiation branch includes at least one radiator, and a first end of the radiator is electrically connected to a reference ground through a first inductor. When the terminal monopole antenna is directly fed by a feeding point, a second end of the radiator is electrically connected to the feeding point. When the terminal monopole antenna is coupled and fed, the second end is electrically connected to the reference ground through a second inductor. The terminal monopole antenna further includes a feeding branch, the feeding branch is configured to perform coupled feeding to the radiation branch. A length of the radiation branch is less than a quarter of an operating wavelength of the terminal monopole antenna.

Terminal monopole antenna

This application provides a foldable electronic device and an antenna system for same. The antenna system includes a main antenna element and a parasitic antenna element. The main antenna element includes a feed point and a first radiating branch disposed on a first body of the electronic device. The parasitic antenna element includes a second radiating branch disposed on a second body of the electronic device. In a folded state, the first radiating branch and the second radiating branch are at least partially overlapped. The first radiating branch is configured to perform magnetic field coupling with the second radiating branch, to form current loop radiation on both the first radiating branch and the second radiating branch, and a current direction in a current loop formed on the first radiating branch is the same as a current direction in a current loop formed on the second radiating branch.

Foldable electronic device and antenna system for same

An electronic device includes a reference ground layer, a first radiator, and a second radiator, where the reference ground layer has a first edge, and a second edge and a third edge respectively connected to two ends of the first edge. The first radiator has a first ground point and a first feed point that are disposed at an interval. The second radiator is electrically connected to the first edge of the reference ground layer, or an end section that is of the second edge and that is connected to the first edge, or an end section that is of the third edge and that is connected to the first edge. When a radio frequency signal is fed at the first feed point, a parasitic resonant band generated by the second radiator is lower than the main resonant band generated by the first radiator.

Electronic device

Embodiments of this application provide an electronic device. The electronic device includes an antenna structure, the antenna structure includes a plurality of antenna units, and the plurality of antenna units are electrically connected to a ground. When a feed unit feeds the antenna units, the ground bears a part of a mode current.

An electronic device includes an antenna structure. The electronic device includes a bezel and a dielectric layer. The bezel has a first position and a second position, and a bezel between the first position and the second position is configured as an antenna radiator. A first dielectric is disposed on at least a part of an inner surface of the bezel besides the bezel between the first position and the second position. A second dielectric is disposed on at least a part of a surface of the antenna radiator. The first dielectric is different from the second dielectric.

An antenna structure, an electronic device, and a wireless network system are provided, and relate to the field of antenna technologies. A patch antenna array includes four patch antennas. The four patch antennas are arranged in two rows and two columns. One of the feeding structures is included between two of the patch antennas in each row. One of the feeding structures is included between two of the patch antennas in each column. The feeding structure located between the two patch antennas in each column is connected to the first feeding port, so that the four patch antennas all generate polarization in a first direction. The feeding structure located between the two patch antennas in each row is connected to the second feeding port, so that the four patch antennas all generate polarization in a second direction.

Antenna structure, electronic device, and wireless network system

An electronic device includes an antenna structure having an antenna radiator, a first circuit, a first feeding element, and a second feeding element. The first circuit comprises feeding input ports configured to input electrical signals of the first feeding element and the second feeding element, and feeding output ports configured to feed processed electrical signals to the antenna radiator. The electrical signal of the first feeding element has a same phase on the feeding input ports. The electrical signal of the second feeding element has opposite phases on the feeding input ports.

Electronic device for MIMO antenna

A single feed antenna design is conducted on a radiator of a specific shape (for example, a strip radiator or a slot radiator) to excite a plurality of antenna modes. For example, performing a feed design on a strip radiator may excite a CM wire antenna mode and a DM wire antenna mode. For another example, performing a feed design on a slot radiator may feed a CM slot antenna mode and a DM slot antenna mode. The antenna design may be used to cover a plurality of frequency bands when an antenna is miniaturized.

Antenna apparatus and electronic device

The present invention provides an antenna structure, including a frame body, a first feed-in part, and a first connection part, where the frame body is at least partially made of a metal material, the frame body includes a first part and a second part, the second part is connected to one end of the first part, a length of the second part is greater than a length of the first part, a first slot is provided in the first part, a second slot is provided in the second part, a part of the frame body between the first slot and the second slot forms a first radiation part, the first feed-in part is disposed on the first radiation part and located on the first part of the frame body. The antenna structure can effectively improve low band radiation performance.

Antenna structure and electronic device having antenna structure

An antenna apparatus includes a first side metal frame having a first slot and a first feed point, and a bottom metal frame having a second slot and a second feed point. A first ground point is arranged between the bottom metal frame and a second side metal frame of the electronic device. The apparatus also includes a plurality of tuning switches including a first tuning switch connected to the first side metal frame, and a second tuning switch and a third tuning switch connected to the bottom metal frame. The second tuning switch is connected to a first side of the second slot, the third tuning switch is connected to a second side of the second slot, and the first side is closer to the first side metal frame than the second side. A feeder selectively connects to the first feed point or the second feed point.

An antenna structure includes a first antenna element connected to a first port, and a second antenna element connected to a second port. The antenna structure is operable to simultaneously transceive: a first signal via electric or magnetic current flow through the first antenna element in a symmetrically excited mode in which current flows symmetrically through the first antenna element and/or an asymmetrically excited mode in which current flows asymmetrically through the first antenna element, the first antenna element resonates at a first resonant frequency; and a second signal via electric or magnetic current flow through the second antenna element in a symmetrically excited mode in which current flows symmetrically through the second antenna element and/or an asymmetrically excited mode in which current flows asymmetrically through the second antenna element, the second antenna element resonates at a second resonant frequency.

Dual mode antenna structures

An antenna apparatus includes a grounding plate, a monopole, a first feeding component, and a second feeding component. A slot on the grounding plate includes a first slot and a second slot that interpenetrate each other, the second slot extends from the first slot to an edge of the grounding plate. The monopole includes a first stub and a second stub extending from the first stub to the second slot, the second stub and the second slot form a feeding structure. The first feeding component is electrically coupled to the grounding plate to feed the feeding structure to excite a first radiation mode of the antenna apparatus. The second feeding component is electrically coupled to the second stub to feed the feeding structure to excite a second radiation mode of the antenna apparatus. Polarizations in the two radiation modes are orthogonal.

Antenna apparatus and mobile terminal

An antenna comprising a metal frame and at least one resonating structure. The metal frame includes a first radiating element and a second radiating element. The first radiating element includes a radiation arm coupled to a feedpoint. The second radiating element includes a suspended radiation arm. Each resonating structure includes a suspended radiation arm and a resonating component, and the suspended radiation arm is coupled to a ground point by using the resonating component.

Antenna and terminal device

An antenna disposed on a mobile terminal, where the mobile terminal includes a radiation portion and a circuit board, the circuit board includes a lateral side and a grounding layer, and an insulating slot divides the radiation portion into a feed stub and a parasitic stub. A gap is encompassed by the circuit board and the radiation portion. There is a first branch that extends from the feed stub to the gap for feeding the antenna, and there is a second branch that extends from the parasitic stub to the gap and that is electrically connected to a grounding portion. The antenna excites a current loop winding around the gap on the grounding portion, the feed stub, and the parasitic stub.

Growing community of inventors

Beijing, China

Dawei Zhou