CONTROLLER FOR OPTICALLY-SWITCHABLE WINDOWS

    公开(公告)号:US20210055619A1

    公开(公告)日:2021-02-25

    申请号:US16948341

    申请日:2020-09-14

    Applicant: View, Inc.

    Abstract: This disclosure provides a window controller that includes a command-voltage generator that generates a command voltage signal, and a pulse-width-modulated-signal generator that generates a pulse-width-modulated signal based on the command voltage signal. The pulse-width-modulated signal drives an optically-switchable device. The pulse-width-modulated signal comprises a first power component having a first duty cycle and a second power component having a second duty cycle. The first component delivers a first pulse during each active portion of the first duty cycle, and the second component delivers a second pulse during each active portion of the second duty cycle. The first pulses are applied to a first conductive layer and the second pulses are applied to a second conductive layer. The relative durations of the active portions and the relative durations of the first and second pulses are adjusted to result in a change in an effective DC voltage applied across the optically-switchable device.

    TINTABLE WINDOW SYSTEM COMPUTING PLATFORM

    公开(公告)号:US20210041759A1

    公开(公告)日:2021-02-11

    申请号:US17081809

    申请日:2020-10-27

    Applicant: View, Inc.

    Abstract: Resources of a system for controlling optically switchable windows may be used for a personal computing unit. The window system resources may include (i) a display associated with an optically switchable window, (ii) one or more processors of one or more controllers on a window network connected to a plurality of optically switchable windows in a building, wherein the one or more controllers are configured to vary tint states of the plurality of optically switchable windows in the building, (iii) memory of one or more controllers on the window network connected to the plurality of optically switchable windows in the building, and/or (iv) at least a part of the window network.

    POWER DISTRIBUTION AND COMMUNICATIONS SYSTEMS FOR ELECTROCHROMIC DEVICES

    公开(公告)号:US20200318426A1

    公开(公告)日:2020-10-08

    申请号:US16946140

    申请日:2020-06-08

    Applicant: View, Inc.

    Abstract: Various embodiments herein relate to power distribution networks for optically switchable windows. A number of different topologies are provided. In many embodiments, a control panel may be connected with a trunk line, which is connected to a plurality of optically switchable windows. The plurality of optically switchable windows may be powered by the shared trunk line. This topology provides substantial improvements over topologies in which each optically switchable window is connected to the control panel via separate, individual lines. Further, certain embodiments herein relate to installation kits for installing power distribution networks for optically switchable windows.

    WINDOW ANTENNAS
    136.
    发明申请
    WINDOW ANTENNAS 审中-公开

    公开(公告)号:US20200259237A1

    公开(公告)日:2020-08-13

    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.

    TINTABLE WINDOW SYSTEM COMPUTING PLATFORM
    137.
    发明申请

    公开(公告)号:US20200057421A1

    公开(公告)日:2020-02-20

    申请号:US16608159

    申请日:2018-04-25

    Applicant: View, Inc.

    Abstract: Resources of a system for controlling optically switchable windows may be used for a personal computing unit. The window system resources may include (i) a display associated with an optically switchable window, (ii) one or more processors of one or more controllers on a window network connected to a plurality of optically switchable windows in a building, wherein the one or more controllers are configured to vary tint states of the plurality of optically switchable windows in the building, (iii) memory of one or more controllers on the window network connected to the plurality of optically switchable windows in the building, and/or (iv) at least a part of the window network.

    Control method for tintable windows
    138.
    发明授权

    公开(公告)号:US10539854B2

    公开(公告)日:2020-01-21

    申请号:US15464837

    申请日:2017-03-21

    Applicant: View, Inc.

    Abstract: A method of controlling tint of a tintable window to account for occupant comfort in a room of a building. The tintable window is between the interior and exterior of the building. The method predicts a tint level for the tintable window at a future time based on a penetration depth of direct sunlight through the tintable window into the room at the future time and space type in the room. The method also provides instructions over a network to transition tint of the tintable window to the tint level.

    POWER DISTRIBUTION NETWORKS FOR ELECTROCHROMIC DEVICES

    公开(公告)号:US20190294017A1

    公开(公告)日:2019-09-26

    申请号:US16439376

    申请日:2019-06-12

    Applicant: View, Inc.

    Abstract: Various embodiments herein relate to power distribution networks for optically switchable windows. In some embodiments, a system for monitoring and maintaining a power distribution network of optically switchable windows of a site is provided. The system includes a control panel monitor which is configured to determine a control panel voltage and current at a terminal of a control panel. The system further includes sense circuitry which is configured to determine a first window controller voltage and current for a first window controller of a plurality of window controllers. The system further includes one or more controllers which are configured to generate voltage network data based on a combination of the control panel voltage and current and the first window controller voltage and current. The system then determines an error condition in the power distribution network based on the voltage network data.

    Multiple interacting systems at a site

    公开(公告)号:US10409652B2

    公开(公告)日:2019-09-10

    申请号:US15623235

    申请日:2017-06-14

    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.

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