Huawei Technologies Co., Limited

Huawei Device Co., Ltd.

Huawei Device (dongguan) Co., Ltd.

Semiconductor Components Industries, LLC

Honor Device Co., Ltd.

Kun Feng

Hanyang Wang

Xuefei Zhang

Jianming Li

Wei Zhang

Dong Hai Yu

Meng Hou

Pengfei Wu

Lei Han

Huimin Zhang

Rui Zhang

Chi Liu

Liang Xue

Jiaqing You

Yuanpeng Li

Chien-ming Lee

Dawei Zhou

Jingxin Wei

Yafang Yu

Hongyu Wang

Yufei Sun

Dongjian Zhang

Xiaoju Zhang

Sen Sun

Hu Cheng

Naima Wang

Implementations of a clamp finger may include a first portion including at least one tip configured to clamp a substrate against an anvil during a bonding operation; and a second portion including a first opening therethrough configured to permit coupling of the second portion with a clamping bridge. The first portion may be slidably coupled with the second portion through a rail and the first portion may include an opening therethrough configured to receive a screw that fixedly couples the at least one tip of the first portion at a desired position relative to the second portion.

Adjustable clamp finger design

An antenna structure including a slot antenna and a wire antenna is disposed, and the antenna structure is excited to generate four antenna modes: a common mode slot antenna, a differential mode slot antenna, a common mode wire antenna, and a differential mode wire antenna in a symmetric feed manner and an anti-symmetric feed manner.

Electronic device with multiple antenna modes

An antenna system includes an antenna body having one or more connection points between the antenna body and a ground; a tunable component having a changeable operating parameter that is a capacitance or a inductance, wherein the antenna body is connected to the tunable component through a first connection point; and a first filter, wherein the first filter are connected to the antenna body; wherein the first filter is connected in parallel with the tunable component, wherein a first end of the first filter is connected to the antenna body through the first connection point, and a second end of the first filter is connected to the ground, and wherein the first filter presents a high impedance characteristic in a low frequency band, and presents a low impedance characteristic in a high frequency band.

Antenna system and terminal

A method includes selecting N cells waiting to be camped on from a candidate cell list, decoding a Physical Broadcast Channel (PBCH) of each of the selected N cells waiting to be camped on, selecting, from at least one cell whose PBCH is successfully decoded, one cell as a cell continuing waiting to be camped on, and when a remaining minimum system information (RMSI) decoding result of the cell continuing waiting to be camped on indicates that the cell continuing waiting to be camped on meets a camping criterion, determining the cell continuing waiting to be camped on as the cell to be camped on.

Method and apparatus for selecting cell to be camped on

An electronic device includes a metal frame, an antenna feeding point, an antenna ground, a feeding branch, a grounding branch, an antenna resonance arm, a variable capacitor, and a control circuit. The antenna resonance arm is a part of the metal frame after segmentation, the antenna feeding point is disposed on the feeding branch, a first connection portion and a second connection portion are disposed on the antenna resonance arm, the feeding branch is disposed between the second connection portion and the antenna ground, the grounding branch is disposed between the first connection portion and the antenna ground, the variable capacitor is disposed on the feeding branch, the variable capacitor is disposed between the antenna feeding point and the second connection portion, and the control circuit is configured to adjust a capacitance of the variable capacitor.

Electronic device

A metal frame antenna and a terminal device are provided. The metal frame antenna includes N metal radiating elements between N+1 gaps, an end part of a metal radiating element on at least one of two sides of each of N&#x2212;1 gaps between the N metal radiating elements is connected to a grounding part, the N metal radiating elements and respectively connected feeding branch circuits and grounding pails form N antennas, and N is an integer not less than 3.

Metal frame antenna and terminal device

An antenna system includes an antenna body, a tunable component, and at least one of a first filter and a second filter. The antenna body is connected to the tunable component. The first filter is connected in parallel to the tunable component, and the first filter presents a high impedance characteristic in a low frequency band, and presents a low impedance characteristic in a high frequency band. The second filter is connected in series between the antenna body and the tunable component, a first end of the second filter is connected to the antenna body, and a second end of the second filter is connected to the tunable component. The second filter presents a low impedance characteristic in a low frequency band, and presents a high impedance characteristic in a high frequency band.

An electronic device is disclosed, where the electronic device is provided with a metal frame, the electronic device further includes an antenna feeding point, an antenna ground, a feeding branch, a grounding branch, an antenna resonance arm, a variable capacitor, and a control circuit. The antenna resonance arm is a part of the metal frame after segmentation, the antenna feeding point is disposed on the feeding branch, a first connection portion and a second connection portion are disposed on the antenna resonance arm, the feeding branch is disposed between the second connection portion and the antenna ground, the grounding branch is disposed between the first connection portion and the antenna ground, the variable capacitor is disposed on the feeding branch, the variable capacitor is disposed between the antenna feeding point and the second connection portion, and the control circuit is configured to adjust a capacitance of the variable capacitor.

The present invention discloses an antenna and a terminal, which can extend antenna bandwidth. The antenna includes a capacitor component and at least one radiator, where one end of each radiator of the at least one radiator is connected to form a first node, the first node is connected to one end of the capacitor component to form a second node, and the second node is grounded; and the other end of the capacitor component receives a feed signal.

Antenna and terminal

A terminal is disclosed, wherein a metal back cover of the terminal includes a slot. The slot divides the metal back cover into two parts. One of the two parts is used as an antenna radiator. The antenna radiator includes a signal feed point, a first ground point, and at least one second ground point, so that an antenna of the terminal has four resonance points. The signal feed point is connected to a matching network, the first ground point is grounded by a switch device, and the second ground point is grounded. A distance between the signal feed point and the first ground point is less than a distance between the signal feed point and the second ground point, and none of the signal feed point, the first ground point, and the second ground point is located in an end of the slot.

Terminal

An embodiment of the present invention discloses a mobile terminal, which relates to the field of communications technologies and is invented to enable the mobile terminal to have relatively good metal texture and appearance. The mobile terminal includes a metal rear cover used as a grounding component and at least one antenna, where the antenna includes a grounding pin, and the grounding pin is electrically connected to the metal rear cover. The present invention is mainly applicable to mobile terminal products.

Growing community of inventors

Shanghai, China

Kun Feng