Antennas for handheld electronic devices
    131.
    发明授权
    Antennas for handheld electronic devices 有权
    手持电子设备天线

    公开(公告)号:US08872708B2

    公开(公告)日:2014-10-28

    申请号:US13718524

    申请日:2012-12-18

    Applicant: Apple Inc.

    Abstract: Handheld electronic devices are provided that contain wireless communications circuitry having at least one antenna. The antenna may have a planar ground element and a planar resonating element. The planar ground element may have a rectangular shape that matches a rectangular housing shape for a handheld electronic device. A dielectric-filled slot may be formed in one end of the planar ground element. The planar resonating element may be located above the slot. The antenna may be a hybrid antenna that contains both a slot antenna structure formed from the slot and a planar inverted-F structure formed from the planar resonating element and the planar ground element. The antenna may be fed using a single transmission line or two transmission lines. With two transmission lines, one transmission line may be associated with the slot antenna structure and one transmission line may be associated with the planar inverted-F antenna structure.

    Abstract translation: 提供了包含具有至少一个天线的无线通信电路的手持电子设备。 天线可以具有平面接地元件和平面谐振元件。 平面接地元件可以具有与用于手持电子设备的矩形壳体形状匹配的矩形形状。 电介质填充的槽可以形成在平面接地元件的一端中。 平面谐振元件可以位于槽的上方。 天线可以是包含从槽形成的槽天线结构和由平面谐振元件和平面接地元件形成的平面倒F结构的混合天线。 可以使用单个传输线或两条传输线来馈送天线。 对于两条传输线,一条传输线可以与缝隙天线结构相关联,一条传输线可以与平面倒F天线结构相关联。

    Distributed loop antenna with multiple subloops
    132.
    发明申请
    Distributed loop antenna with multiple subloops 有权
    具有多个子环的分布式环形天线

    公开(公告)号:US20140085161A1

    公开(公告)日:2014-03-27

    申请号:US13629005

    申请日:2012-09-27

    Applicant: APPLE, INC.

    CPC classification number: H01Q7/00 H01Q1/243 H01Q5/378

    Abstract: An electronic device may be provided with antenna structures. The antenna structures may be formed using a dielectric carrier structure. The antenna structures may have first and second loop antenna resonating elements. The first loop antenna resonating element may indirectly feed the second loop antenna resonating element. The second loop antenna resonating element may be a distributed loop element formed from multiple antenna resonating element subloops. The second loop antenna resonating element may be formed from a strip of metal with a width that loops around the dielectric carrier. An opening in the metal may separate first and second subloop antenna resonating elements from each other in the second loop antenna resonating element. Openings in the metal may form metal segments that collectively form an inductance for the first subloop. Antenna currents may flow through metal traces on the carrier and portions of an electronic device housing wall.

    Abstract translation: 电子设备可以设置有天线结构。 天线结构可以使用电介质载体结构形成。 天线结构可以具有第一和第二环形天线谐振元件。 第一环形天线谐振元件可以间接馈送第二环形天线谐振元件。 第二环形天线谐振元件可以是由多个天线谐振元件子环形成的分布式环形元件。 第二环形天线谐振元件可以由金属条形成,其宽度围绕电介质载体环绕。 金属中的开口可以在第二环形天线谐振元件中将第一和第二子环天线谐振元件彼此分离。 金属中的开口可以形成共同形成第一子环的电感的金属段。 天线电流可能流过载体上的金属迹线和电子设备外壳壁的部分。

    ELECTRONIC DEVICE WITH PROXIMITY-BASED RADIO POWER CONTROL

    公开(公告)号:US20130172045A1

    公开(公告)日:2013-07-04

    申请号:US13777955

    申请日:2013-02-26

    Applicant: Apple Inc.

    Abstract: An electronic device such as a portable electronic device may have an antenna and associated wireless communications circuitry. A sensor such as a proximity sensor may be used to detect when the electronic device is in close proximity to a user's head. Control circuitry within the electronic device may be used to adjust radio-frequency signal transmit power levels. When it is determined that the electronic device is within a given distance from the user's head, the radio-frequency signal transmit power level may be reduced. When it is determined that the electronic device is not within the given distance from the user's head, proximity-based limits on the radio-frequency signal transmit power level may be removed. Data may be gathered from a touch sensor, accelerometer, ambient light sensor and other sources for use in determining how to adjust the transmit power level.

    Electronic device operation using remote user biometrics

    公开(公告)号:US11210884B2

    公开(公告)日:2021-12-28

    申请号:US16546128

    申请日:2019-08-20

    Applicant: Apple Inc.

    Abstract: An electronic device having at least one operational setting, such as a power setting, with at least a first state and a second state. The electronic device may also include an access controller that can receive state data and authorization data from an external source such as a remote control. The access controller may enable a state of the operational setting upon receipt of proper authorization data received from or related to the output from at least one biometric sensor associated with the remote control.

    Electronic Devices With Millimeter Wave Antennas And Metal Housings

    公开(公告)号:US20190214708A1

    公开(公告)日:2019-07-11

    申请号:US16357165

    申请日:2019-03-18

    Applicant: Apple Inc.

    Abstract: An electronic device may be provided with wireless circuitry. The wireless circuitry may include one or more antennas. The antennas may include millimeter wave antenna arrays. Non-millimeter-wave antennas such as cellular telephone antennas may have conductive structures separated by a dielectric gap. In a device with a metal housing, a plastic-filled slot may form the dielectric gap. The conductive structures may be slot antenna structures, inverted-F antenna structures such as an inverted-F antenna resonating element and a ground, or other antenna structures. The plastic-filled slot may serve as a millimeter wave antenna window. A millimeter wave antenna array may be mounted in alignment with the millimeter wave antenna window to transmit and receive signals through the window. Millimeter wave antenna windows may also be formed from air-filled openings in a metal housing such as audio port openings.

    Tunable antenna systems
    139.
    发明授权

    公开(公告)号:US10171125B2

    公开(公告)日:2019-01-01

    申请号:US15871388

    申请日:2018-01-15

    Applicant: Apple Inc.

    Abstract: An electronic device has wireless communications circuitry including an adjustable antenna system coupled to a radio-frequency transceiver. The adjustable antenna system may include one or more adjustable electrical components that are controlled by storage and processing circuitry in the electronic device. The adjustable electrical components may include switches and components that can be adjusted between numerous different states. The adjustable electrical components may be coupled between antenna system components such as transmission line elements, matching network elements, antenna elements and antenna feeds. By adjusting the adjustable electrical components, the storage and processing circuitry can tune the adjustable antenna system to ensure that the adjustable antenna system covers communications bands of interest.

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