Wistron Neweb Corporation

Aerohive Networks, Inc.

Shang-Sian You

Yu Tao

Cheng-Geng Jan

An-Ting Hsiao

Changming Liu

Tsun-Che Huang

George Gang Chen

Liangfu Zhang

Zhenye Cao

Chi-Kang Su

Chien-Ting Huang

Chih-Ming Wang

Kuan-Hsueh Tseng

Huang-Tse Peng

Hsieh-Chih Lin

Wei-Shan Chang

Hsuan-Jui Chang

Yu-Sheng Fan

Yi-Feng Wu

Guan-Ren Su

Ying-sheng Fang

An electronic device and an antenna structure are provided. The electronic device includes a metal housing, and the antenna structure is disposed in the metal housing. The antenna structure includes a printed circuit board, two radiating elements, two feeding transmission lines and a connector. The two radiating elements are disposed on the printed circuit board and are close to the two slots. Projections of the two radiating elements projected onto the metal housing at least partially overlap with the two slots. The two feeding transmission line are disposed in the printed circuit board. The two feeding transmission lines are electrically connected to the two radiating elements, respectively, and lengths of the two feeding transmission lines are the same. The connector is connected to the printed circuit board and electrically connected to the two feeding transmission lines.

Electronic device and antenna structure

An electronic device and an antenna structure are provided. The electronic device includes a metal housing, a partition wall, a first antenna module, and a second antenna module. The metal housing has a T-shaped slot. The slot includes an opening end, a first closed end, and a second closed end. The partition wall is connected with the metal housing. The first antenna module has a first feeding element and a radiating element. The second antenna module has a second feeding element and an antenna array. The first antenna module and the second antenna module are respectively disposed on two sides of the partition wall, and the first antenna module is closer to the opening end than the second antenna module.

An antenna structure includes a radiation metal element, a first feeding metal element, a second feeding metal element, a metal loop, a ground metal element, a first dielectric layer, a second dielectric layer, and a via metal element. The radiation metal element has a first slot, a second slot, a third slot, and a fourth slot, which surround a first opening, a second opening, a third opening, and a fourth opening. The first feeding metal element extends into the first opening. The second feeding metal element extends into the second opening. The first dielectric layer is disposed between the radiation metal element and the metal loop. The second dielectric layer is disposed between the metal loop and the ground metal element. The via metal element couples a first connection point on the radiation metal element to a second connection point on the ground metal element.

Antenna structure

An antenna structure includes a dielectric substrate, a ground plane, and a main radiation element. The main radiation element and the ground plane are disposed on two opposite surfaces of the dielectric substrate. The main radiation element has a first loop-shaped slot and a second loop-shaped slot. The first loop-shaped slot is inside the second loop-shaped slot. The first loop-shaped slot includes a first slot, a second slot, a third slot, a fourth slot, a pair of first partition slots, a pair of second partition slots, a pair of third partition slots, and a pair of fourth partition slots. The first slot, the second slot, the third slot, and the fourth slot are interleaved with the first partition slots, the second partition slots, the third partition slots, and the fourth partition slots.

Antenna structure and electronic device

An antenna structure includes a first conductive layer, a second conductive layer, a bent conductive layer, and a first coaxial cable. The second conductive layer has a first opening. A cavity is formed between the first conductive layer and the second conductive layer. The bent conductive layer is coupled between the first conductive layer and the second conductive layer. The bent conductive layer is configured to divide the cavity into a first portion and a second portion. The first coaxial cable includes a first central conductive line and a first conductive shielding. The first central conductive line extending through the first opening is coupled to a first feeding point on the first conductive layer. The first conductive shielding is coupled to the second conductive layer.

A communication device includes a first antenna group, a second antenna group, and a metal partition plane. The metal partition plane is positioned between the first antenna group and the second antenna group. The first antenna group includes four antenna elements. The second antenna group includes eight antenna elements. Two antenna elements of the first antenna group and four antenna elements of the second antenna group each have a first polarization direction. The other two antenna elements of the first antenna group and the other four antenna elements of the second antenna group each have a second polarization direction. The second polarization direction is different from the first polarization direction.

Communication device

An antenna system includes a signal source, a plurality of switch elements, a plurality of transmission lines, a plurality of antenna elements, and a plurality of reflectors. The signal source is coupled to a feeding point. The switch elements are selectively closed or opened individually. Each of the antenna elements is coupled through one of the switch elements and one of the transmission lines to the feeding point. Each of the reflectors is configured to reflect an electromagnetic wave from one of the antenna elements.

Antenna system

An antenna system is disclosed. The antenna system includes a first antenna array coupled to a first radio card, the first antenna array having a plurality of horizontal antennas operating at a first frequency band. A second antenna array is coupled to a second radio card. The second antenna array includes a plurality of dual-band antennas operating at the first frequency band and a second frequency band. The first antenna array and the second antenna array are arranged on a substrate such that a first antenna pattern formed by the first antenna array and a second antenna pattern formed by the second antenna array are mutually orthogonal.

Antenna system and wireless device

The present invention discloses a dual-band antenna. The dual-band antenna includes a first radiating element and a second radiating element. The first radiating element is parallel to a first plane, operates at a first frequency band, and has a first edge and a second edge. The first edge and the second edge are connected through a central portion. The second radiating element is parallel to a second plane, adjacent to the first edge, the second edge and a first side of the central portion, and operates at a second frequency band, where the first plane is perpendicular to the second plane.

Dual-band antenna and antenna system

Polarized antenna

A broadband antenna includes a substrate; a grounding unit; a first radiating element, including a first segment and a second segment substantially perpendicular to each other, wherein the first segment is electrically connected to the grounding unit and the second segment extends toward a direction; a second radiating element, coupled to the first radiating element; a third radiating element having a terminal coupled to or electrically connected to the second radiating element and another terminal electrically connected to the grounding unit; and a signal feed-in element electrically connected to the third radiating element for transmitting or receiving a radio signal; where the first, the second and the third radiating elements are disposed on the substrate along the direction defined by an order of the first segment of the first radiating element, the second radiating element and the third radiating element.

Broadband antenna

A radio-frequency device for a wireless communication device includes an antenna, a capacitive sensing unit, a connecting unit comprising a first terminal electrically connected to a radiating element of the antenna, a second terminal and a third terminal, conducting to each other, a direct-current (DC) blocking element for cutting off a DC signal route between the second terminal of the connecting unit and a signal feed-in unit of the antenna, a sensing auxiliary unit including a high-frequency blocking element for blocking a high-frequency signal route between the third terminal of the connecting unit and the capacitive sensing unit, and at least a capacitor connected to the high-frequency blocking element in series and electrically connected between the third terminal of the connecting unit and the capacitive sensing unit, for decreasing an equivalent capacitance from the connecting unit to the radiating element.

Radio-frequency device and wireless communication device

A broadband antenna for a wireless communication device includes a grounding unit for grounding; a first radiating element; a second radiating element electrically connected to the grounding unit; a signal feed-in element for transmitting a radio signal to the first radiating element in order to emit the radio signal via the first radiating element; and a passive component comprising an inductor, where the passive component is electrically connected between the first and the second radiating elements to work in conjunction with the first radiating element, the second radiating element and the grounding unit to form a loop antenna effect.

A radio-frequency (RF) device for a wireless communication device includes a grounding element, an antenna, a first DC blocking element for cutting off a direct-current (dc) signal route between a grounding terminal of the antenna and the grounding element, a capacitive sensing unit capable of using a radiating element of the antenna to sense an environment capacitance within a specific range, a second DC blocking element electrically connected between the radiating element and the feed-in element for blocking a dc signal path from the radiating element to the feed-in element, and a high-frequency blocking element electrically connected between the radiating element and the capacitive sensing unit for blocking a high-frequency signal path from the radiating element to the capacitive sensing unit.

Growing community of inventors

Hsinchu, Taiwan

Shang-Sian You