Removable module for a lighting fixture

    公开(公告)号:US09980350B2

    公开(公告)日:2018-05-22

    申请号:US13868021

    申请日:2013-04-22

    Applicant: Cree, Inc.

    CPC classification number: H05B37/0272 H05B33/0803 H05B33/0842 H05B37/0254

    Abstract: The present disclosure relates to a module for adding a defined functionality to a lighting fixture. In one embodiment, the module is configured to provide wireless communication capability to a lighting fixture. The module may include a housing that is removably attachable to the lighting fixture. The module may also include electronics that are contained within the housing and adapted to communicate with a driver module of the lighting fixture and wirelessly communicate with at least one remote entity to provide wireless communication capability to the lighting fixture.

    Replaceable lighting fixture components

    公开(公告)号:US09967928B2

    公开(公告)日:2018-05-08

    申请号:US13800656

    申请日:2013-03-13

    Applicant: Cree, Inc.

    Abstract: A lighting fixture includes a driver module and a separate light engine module, which has a solid-state light source and light engine memory. The driver module is electrically coupled to the light engine module and configured to drive the solid-state light source based on drive data. The drive data defines how the driver module should drive the solid-state light source to generate light with at least one defined lighting characteristic. The drive data may define or be used to identify the signal characteristics, such as drive currents, voltages, waveforms, and the like that must be provided by the driver module to drive the solid-state light source. The drive data is stored in the light engine memory of the light engine module, and the driver module is configured to retrieve the drive data from the light engine memory and drive the solid-state light source based on the drive data.

    Power receptacle control circuitry

    公开(公告)号:US10225915B2

    公开(公告)日:2019-03-05

    申请号:US15928427

    申请日:2018-03-22

    Applicant: Cree, Inc.

    Abstract: Power receptacle control circuitry includes load switching circuitry, communications circuitry, sensor circuitry, processing circuitry, and a memory. The sensor circuitry includes a light sensor. The processing circuitry is coupled to the load switching circuitry, the communications circuitry, the sensor circuitry, and the memory. The memory includes instructions, which, when executed by the processing circuitry cause the power receptacle control circuitry to selectively deliver power to a load via the load switching circuitry, detect a modulated light signal via the light sensor, and join a group of devices based on the modulated light signal.

    Power over ethernet lighting fixture

    公开(公告)号:US10154569B2

    公开(公告)日:2018-12-11

    申请号:US14588762

    申请日:2015-01-02

    Applicant: Cree, Inc.

    Abstract: In a first embodiment, a lighting fixture is configured as a power over Ethernet (PoE) powered device (PD), which is capable of facilitating Ethernet-based communications with and receiving power from a PoE device, such as a PoE switch, over a single cable. In a second embodiment, a lighting fixture is configured as a PoE power source equipment (PSE) device, which is capable of facilitating Ethernet-based communications with and supplying power to one or more control elements.

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