Removable electronic device case with supplemental wireless circuitry

    公开(公告)号:US09654164B2

    公开(公告)日:2017-05-16

    申请号:US14685904

    申请日:2015-04-14

    Applicant: Apple Inc.

    CPC classification number: H04B1/3888 H01Q1/243 H04M1/0262 H04M1/04

    Abstract: A removable case may receive an electronic device. A male connector in the case may mate with a female connector in the device. A battery in the case may supply power to the device through the male connector. The electronic device may have an antenna formed from peripheral conductive housing structures and an antenna ground. The antenna may include a slot antenna resonating element. The case may have supplemental antenna structures such as a metal patch that overlaps an end of the slot antenna resonating element to retune the slot antenna resonating element to a desired operating frequency after being detuned by dielectric loading from the case. The supplemental antenna structures may overlap antennas of other types and may include tunable circuitry that is adjusted based on information received from the electronic device.

    Removable electronic device case with supplemental antenna element

    公开(公告)号:US09634709B2

    公开(公告)日:2017-04-25

    申请号:US14477596

    申请日:2014-09-04

    Applicant: Apple Inc.

    CPC classification number: H04B1/3888 H01Q1/243 H01Q9/42 H04M1/72527

    Abstract: A removable case may receive an electronic device. A male connector in the case may mate with a female connector in the device. A battery in the case may supply power to the device through the male connector. The electronic device may have an antenna formed from peripheral conductive housing structures and an antenna ground. The case may have a supplemental antenna that restores antenna performance when the device is received within the case. The supplemental antenna may be formed from a monopole antenna resonating element coupled to the antenna ground through the power pin. The monopole element may have a portion that runs parallel to the peripheral conductive housing structures. During operation of the antenna in the electronic device, the supplemental antenna in the case may be indirectly fed by near-field coupling between the supplemental antenna and the antenna of the electronic device.

    Electronic Device Antenna With Switchable Return Paths
    430.
    发明申请
    Electronic Device Antenna With Switchable Return Paths 审中-公开
    具有可切换返回路径的电子天线

    公开(公告)号:US20170033460A1

    公开(公告)日:2017-02-02

    申请号:US14811714

    申请日:2015-07-28

    Applicant: Apple Inc.

    CPC classification number: H01Q13/103 H01Q1/245

    Abstract: An electronic device may have wireless circuitry with antennas. An antenna resonating element arm for an antenna may be formed from conductive housing structures running along the edges of a device. The antenna may have a pair of switchable return paths that bridge a slot between the antenna resonating element and an antenna ground. An adjustable component and a feed may be coupled in parallel across the slot. The adjustable component may switch a capacitor into use or out of use and the return paths may be selectively opened and closed to compensate for antenna loading due to the presence of external objects near the electronic device.

    Abstract translation: 电子设备可以具有带天线的无线电路。 用于天线的天线谐振元件臂可以由沿设备边缘延伸的导电外壳结构形成。 天线可以具有桥接天线谐振元件和天线接地之间的槽的一对可切换的返回路径。 可调组件和进料可以跨过槽并联。 可调组件可以将电容器切换到使用或不使用,并且返回路径可以被选择性地打开和关闭,以补偿由于电子设备附近的外部物体的存在而导致的天线负载。

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