Patterned asymmetric chemical strengthening

    公开(公告)号:US11639307B2

    公开(公告)日:2023-05-02

    申请号:US16262813

    申请日:2019-01-30

    Applicant: Apple Inc.

    Abstract: A glass sheet having asymmetric chemical strengthening is disclosed and described. The examples described herein are directed to a cover glass for an electronic device and other glass components that may be used as enclosure elements or may form an enclosure. Within the glass component, localized compressive stress regions may be formed on opposite sides of the glass component, which may help arrest or redirect propagating cracks or defects in the glass. The opposing compressive stress regions may also help maintain the overall flatness of the component while increasing strength and/or impact resistance of the component.

    Systems for Detecting Cracks in Windows

    公开(公告)号:US20230081222A1

    公开(公告)日:2023-03-16

    申请号:US17990207

    申请日:2022-11-18

    Applicant: Apple Inc.

    Abstract: A system such as a vehicle may have windows with one or more conductive layers. The conductive layers may form part of an infrared-light-blocking layer or other layer. The infrared-light-blocking layer or other layer may be formed as a coating on a transparent structural window layer such as an outer or inner glass layer in a laminated window or may be embedded in a polymer layer between the outer and inner layers. Segmented terminals and elongated terminals that may extend past two or more segmented terminals may be coupled to the edges of the conductive layers. Using these terminals, control circuitry can apply localized ohmic heating currents and can make resistance measurements on the conductive layers to detect cracks.

    ELECTRONIC DEVICES INCLUDING COLORED GLASS-BASED COMPONENTS

    公开(公告)号:US20230056403A1

    公开(公告)日:2023-02-23

    申请号:US17891648

    申请日:2022-08-19

    Applicant: Apple Inc.

    Abstract: Components formed from colored glass-based materials are disclosed. A cover member formed from a colored glass-based material may be positioned over one or more device components such as a component of a wireless communication or charging system. The cover member may have optical properties, electrical properties, magnetic properties, and/or mechanical properties compatible with the requirements of the one or more device components. In some cases, different portions of the cover member may be configured to have different optical and/or electrical properties.

    Systems for detecting cracks in windows

    公开(公告)号:US11506623B2

    公开(公告)日:2022-11-22

    申请号:US16985088

    申请日:2020-08-04

    Applicant: Apple Inc.

    Abstract: A system such as a vehicle may have windows with one or more conductive layers. The conductive layers may form part of an infrared-light-blocking layer or other layer. The infrared-light-blocking layer or other layer may be formed as a coating on a transparent structural window layer such as an outer or inner glass layer in a laminated window or may be embedded in a polymer layer between the outer and inner layers. Segmented terminals and elongated terminals that may extend past two or more segmented terminals may be coupled to the edges of the conductive layers. Using these terminals, control circuitry can apply localized ohmic heating currents and can make resistance measurements on the conductive layers to detect cracks.

    Textured Glass Layers in Electronic Devices

    公开(公告)号:US20220365256A1

    公开(公告)日:2022-11-17

    申请号:US17877739

    申请日:2022-07-29

    Applicant: Apple Inc.

    Abstract: An electronic device may have a housing surrounding an interior in which electrical components are mounted. A display may be mounted to housing structures in the device. The housing may have a rear wall. The display cover layer and rear wall of the housing may be formed from transparent glass layers. Coatings may be formed on inwardly facing surfaces of the transparent glass layers. A coating on a transparent glass layer may be formed from a thin-film interference filter having a stack of dielectric layers. The coating may include an ink layer on the thin-film interference filter. The transparent glass layers may have one or more textured surfaces that allow light at high angles to enter the transparent layers and reflect off the coatings at high angles, thereby adjusting optical properties of the coatings.

    Colored Coatings for Electronic Devices

    公开(公告)号:US20220312614A1

    公开(公告)日:2022-09-29

    申请号:US17840484

    申请日:2022-06-14

    Applicant: Apple Inc.

    Abstract: An electronic device may have transparent housing structures such as walls formed of glass or sapphire. Housing structures such as transparent housing structures may have a colored coating. The colored coating may include an absorptive layer and a metal layer. The coating may exhibit a color that can be adjusted by adjusting the thickness of the thin absorptive layer. A colored layer such as a layer of colored polymer may be incorporated into the colored coating to further adjust the color of the coating. The colored coating may be formed on an inner or outer housing structure surface. The surface may have a texture to provide the coating with a matte appearance. When formed on an outer surface, a diamond-like carbon layer may protect the colored coating. When formed on an inner surface, a passivation layer may be used to prevent oxidation of the metal layer.

    Electronic devices with adjustable-appearance housing structures

    公开(公告)号:US11175700B1

    公开(公告)日:2021-11-16

    申请号:US16874568

    申请日:2020-05-14

    Applicant: Apple Inc.

    Abstract: An electronic device may have a display for displaying images. The display may be coupled to a housing on a front face of the device. The housing may have a transparent portion on an opposing rear face of the device. The electronic device may have structures with an adjustable appearance. The adjustable-appearance structures may include a mask with openings or other mask elements and a corresponding overlapped patterned layer containing an array of visual elements. The visual elements may have different appearances, so that movement of the mask relative to the patterned layer changes the appearance of the adjustable-appearance structures. The state of the adjustable-appearance structure may be changed during use of the device by a user or may be adjusted then fixed during manufacturing.

    Transparent infrared reflective layer for a computing device

    公开(公告)号:US10928566B2

    公开(公告)日:2021-02-23

    申请号:US14830260

    申请日:2015-08-19

    Applicant: Apple Inc.

    Inventor: James R. Wilson

    Abstract: Disclosed herein is an infrared reflective coating for use on an electronic device. More specifically, the infrared reflective includes an array of polymer structures spaced and sized in such a manner as to reflect infrared light. Thus, when the coating is placed on one or more surfaces or components of the electronic device, that surface or component reflects infrared light and the heat associated with the infrared light instead of absorbing it.

    Patterned glass layers in electronic devices

    公开(公告)号:US10757805B2

    公开(公告)日:2020-08-25

    申请号:US16680312

    申请日:2019-11-11

    Applicant: Apple Inc.

    Abstract: An electronic device may include electrical components and other components mounted within an interior of a housing. The device may have a display on a front face of the device and may have a glass layer that forms part of the housing on a rear face of the device. The glass layer may be provided with regions having different appearances. The regions may be textured, may have coatings such as thin-film interference filter coatings formed from stacks of dielectric material having alternating indices of refraction, may have metal coating layers, and/or may have ink coating layers. Textured surfaces may be formed on thin glass layers and polymer films that are coupled to the glass layer. A glass layer may be formed from a pair of coupled glass layers. The coupled layers may have one or more recesses or other structures to visually distinguish different regions of the glass layer.

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