Lighting Systems
    51.
    发明申请

    公开(公告)号:US20210199871A1

    公开(公告)日:2021-07-01

    申请号:US17199095

    申请日:2021-03-11

    Applicant: Apple Inc.

    Abstract: A lighting system may include one or more light sources and one or more light guides. A lighting system may be integrated into a window, a skylight, an exterior light such as a headlight, a tail light, or a high center-mounted stop light, or other exterior or interior portions of a system such as a vehicle. The light guide may be embedded in an adhesive layer in a vehicle structure. The light guide may be index-matched to the adhesive layer so that unilluminated portions of the light guide are indistinguishable from the vehicle structure. The light guide may be formed from optical fibers. The optical fibers may include a light-scattering optical fiber that scatters light out of the vehicle structure. The light-scattering optical fiber may be fused to a non-scattering optical fiber that guides light from a light source to the light-scattering optical fiber.

    Systems With Synchronized Windows
    52.
    发明申请

    公开(公告)号:US20200081284A1

    公开(公告)日:2020-03-12

    申请号:US16682221

    申请日:2019-11-13

    Applicant: Apple Inc.

    Abstract: A system such as a vehicle may have window that exhibit adjustable transparency. The windows may include liquid crystal devices and polymer dispersed liquid crystal devices that exhibit adjustable amounts of light transmission and haze. An optical property of a window such as window transparency may be modulated using an alternating-current modulation waveform. Modulation of the transparency of the window may be synchronized with modulated light output from a light source. The light source may be located inside the vehicle or may be located outside of the vehicle. By synchronizing the modulation of the transparency of the window with the light source output, privacy may be enhanced or glare may be reduced.

    Systems with adjustable lights
    54.
    发明授权

    公开(公告)号:US12234962B2

    公开(公告)日:2025-02-25

    申请号:US18321304

    申请日:2023-05-22

    Applicant: Apple Inc.

    Abstract: A system may have lights for providing illumination. The lights may be electrically adjustable so that the color and pattern of the illumination may be varied. Sensor data and/or other data may be used in determining how to adjust the lights. A light may have a light source such as a white light source or multicolored light source, a light collimator that receives light from the light source, and an adjustable lens array that receives collimated light from the light collimator and outputs corresponding adjustable vehicle illumination. The adjustable lens array may have fixed and/or adjustable lens elements and corresponding electrically adjustable light modulator elements.

    System with one-way filter over light-emitting elements

    公开(公告)号:US12136691B2

    公开(公告)日:2024-11-05

    申请号:US18145489

    申请日:2022-12-22

    Applicant: Apple Inc.

    Abstract: A system may have an exterior display. The exterior display may display symbols that correspond to intended actions for the system or instructions for nearby viewers. The exterior display may include an array of light-emitting diodes, a collimator, a one-way filter to prevent sunlight from washing out the display, and a cover layer. The one-way filter may include a microlens array and a masking layer. The collimator is configured to collimate light from the array of light-emitting diodes and provide the collimated light to the one-way filter. The microlens array receives the collimated light and focuses the collimated light through a plurality of holes in the masking layer. In this way, the majority of display light is passed through the one-way filter towards a viewer. However, the majority of ambient sunlight is blocked by the masking layer, thus preserving a high contrast for the exterior display even in bright sunlight.

    Lights With Microlens Arrays
    56.
    发明公开

    公开(公告)号:US20240318801A1

    公开(公告)日:2024-09-26

    申请号:US18678380

    申请日:2024-05-30

    Applicant: Apple Inc.

    CPC classification number: F21S41/265 F21S41/153

    Abstract: A system may have lights produce illumination. A light may be provided with a collimated light source that produces collimated light. The collimated light source may use lenses or reflective optical elements to produce the collimated light. The light may have an array of light elements each of which emits a respective beam of the illumination. Each light element may have a preshaping lens that receives the collimated light and produces corresponding preshaped output light and an output lens that receives the output light from the preshaping lens and produces a corresponding beam of the illumination. An electrically adjustable shutter may be located between each preshaping lens and output lens to adjust the illumination between a low-beam pattern and high-beam pattern.

    Windows With Light Guides
    57.
    发明公开

    公开(公告)号:US20240004125A1

    公开(公告)日:2024-01-04

    申请号:US18469110

    申请日:2023-09-18

    Applicant: Apple Inc.

    CPC classification number: G02B6/0095 B60Q3/208 G02B6/0041 G02B6/0091

    Abstract: A system may have windows. A window in the system may have first and second window layers such as structural layers of glass. The window may have a light guide layer between the first and second window layers. The light guide layer may have cladding layers and a core layer between the cladding layers. The core and cladding refractive index values may be selected so that the refractive index of the core is greater than the refractive index of the structural layers of glass while the refractive index of the claddings is less than the refractive index of the structural layer of glass. Light-scattering structures may be formed on the light guide to extract some of the light within the light guide and thereby provide illumination for the system.

    Lights With Microlens Arrays
    58.
    发明公开

    公开(公告)号:US20230349528A1

    公开(公告)日:2023-11-02

    申请号:US18179998

    申请日:2023-03-07

    Applicant: Apple Inc.

    CPC classification number: F21S41/265 F21S41/153

    Abstract: A system may have lights produce illumination. A light may be provided with a collimated light source that produces collimated light. The collimated light source may use lenses or reflective optical elements to produce the collimated light. The light may have an array of light elements each of which emits a respective beam of the illumination. Each light element may have a preshaping lens that receives the collimated light and produces corresponding preshaped output light and an output lens that receives the output light from the preshaping lens and produces a corresponding beam of the illumination. An electrically adjustable shutter may be located between each preshaping lens and output lens to adjust the illumination between a low-beam pattern and high-beam pattern.

    Vehicles With Automatic Headlight Alignment

    公开(公告)号:US20230001847A1

    公开(公告)日:2023-01-05

    申请号:US17721146

    申请日:2022-04-14

    Applicant: Apple Inc.

    Abstract: A vehicle may have lights such as headlights. The lights may be moved using a positioner. Control circuitry in the vehicle may use sensor circuitry to monitor the environment surrounding the vehicle. The sensor circuitry may include one or more sensors such as a lidar sensor, radar sensor, image sensor, and/or other sensors to measure the shape of a surface in front of the vehicle and the location of the surface relative to the vehicle. These sensors and/or other sensors in the sensor circuitry also measure headlight illumination on the surface. Based on the known shape of the surface in front of the vehicle and the distance of the surface from the vehicle, the control circuitry can predict where a headlight should be aimed on the surface. By comparing predictions of headlight illumination on the surface to measurements of headlight illumination on the surface, the vehicle can determine how to move the headlight with the positioner to align the headlight.

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