Controlling transitions in optically switchable devices

    公开(公告)号:US11137658B2

    公开(公告)日:2021-10-05

    申请号:US15910925

    申请日:2018-03-02

    Applicant: View, Inc.

    Abstract: This disclosure provides systems, methods, and apparatus for controlling transitions in an optically switchable device. In one aspect, a controller for a tintable window may include a processor, an input for receiving output signals from sensors, and instructions for causing the processor to determine a level of tint of the tintable window, and an output for controlling the level of tint in the tintable window. The instructions may include a relationship between the received output signals and the level of tint, with the relationship employing output signals from an exterior photosensor, an interior photosensor, an occupancy sensor, an exterior temperature sensor, and a transmissivity sensor. In some instances, the controller may receive output signals over a network and/or be interfaced with a network, and in some instances, the controller may be a standalone controller that is not interfaced with a network.

    Window antennas
    243.
    发明授权

    公开(公告)号:US11114742B2

    公开(公告)日:2021-09-07

    申请号:US16099424

    申请日:2017-05-04

    Applicant: View, Inc.

    Abstract: In one aspect, an apparatus is described that includes a transparent pane having a first surface and a second surface. An electrochromic device is arranged over the second surface that includes a first conductive layer adjacent the second surface, a second conductive layer, and an electrochromic layer between the first and the second conductive layers. The apparatus further includes at least one conductive antenna structure arranged over the second surface.

    POWER MANAGEMENT FOR ELECTROCHROMIC WINDOW NETWORKS

    公开(公告)号:US20210255519A1

    公开(公告)日:2021-08-19

    申请号:US17168721

    申请日:2021-02-05

    Applicant: View, Inc.

    Abstract: Various embodiments herein relate to networks of electrochromic windows. The networks may be configured in particular ways to minimize the likelihood that the windows on the network draw more power than can be provided. The network may include particular hardware components that provide additional power to windows as needed. The network may also be configured to adjust how the windows therein transition to prevent overloading the network. The techniques described herein can be used to design networks of electrochromic windows that are undersized when considering the amount of power that would be needed to simultaneously transition all the windows on the network using normal transition parameters, while still allowing simultaneous transitions to occur.

    Monitoring sites containing switchable optical devices and controllers

    公开(公告)号:US11073800B2

    公开(公告)日:2021-07-27

    申请号:US16254434

    申请日:2019-01-22

    Applicant: View, Inc.

    Abstract: Disclosed are platforms for communicating among one or more otherwise independent systems involved in controlling functions of buildings or other sites having switchable optical devices deployed therein. Such independent systems include a window control system and one or more other independent systems such as systems that control residential home products (e.g., thermostats, smoke alarms, etc.), HVAC systems, security systems, lighting control systems, and the like. Together the systems control and/or monitor multiple features and/or products, including switchable windows and other infrastructure of a site, which may be a commercial, residential, or public site.

    CONTROLLING TRANSITIONS IN OPTICALLY SWITCHABLE DEVICES

    公开(公告)号:US20210208468A1

    公开(公告)日:2021-07-08

    申请号:US17249265

    申请日:2021-02-25

    Applicant: View, Inc.

    Abstract: Aspects of this disclosure concern controllers and control methods for applying a drive voltage to bus bars of optically switchable devices such as electrochromic devices. Such devices are often provided on windows such as architectural glass. In certain embodiments, the applied drive voltage is controlled in a manner that efficiently drives an optical transition over the entire surface of the electrochromic device. The drive voltage is controlled to account for differences in effective voltage experienced in regions between the bus bars and regions proximate the bus bars. Regions near the bus bars experience the highest effective voltage.

    SEALS FOR ELECTROCHROMIC WINDOWS
    250.
    发明申请

    公开(公告)号:US20210198939A1

    公开(公告)日:2021-07-01

    申请号:US17249821

    申请日:2021-03-15

    Applicant: View, Inc.

    Abstract: Embodiments herein relate to methods and apparatus for preventing and mitigating the ingress of moisture into an interior region of an IGU. Various techniques are disclosed including, for example, the use of a strain relief structure around wires passing through a secondary seal, improved materials for coating the wires, and additional/improved layers for bonding the secondary seal to tape provided around a spacer.

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