Controlling transitions in optically switchable devices

    公开(公告)号:US11520207B2

    公开(公告)日:2022-12-06

    申请号:US15929958

    申请日:2020-05-29

    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.

    Self-contained EC IGU
    113.
    发明授权

    公开(公告)号:US11314139B2

    公开(公告)日:2022-04-26

    申请号:US16386094

    申请日:2019-04-16

    Applicant: View, Inc.

    Abstract: Onboard EC window controllers are described. The controllers are configured in close proximity to the EC window, for example, within the IGU. The controller may be part of a window assembly, which includes an IGU having one or more EC panes, and thus does not have to be matched with the EC window, and installed, in the field. The window controllers described herein have a number of advantages because they are matched to the IGU containing one or more EC devices and their proximity to the EC panes of the window overcomes a number of problems associated with conventional controller configurations. Also described are self-meshing networks for electrochromic windows.

    CONTROLLING TRANSITIONS IN OPTICALLY SWITCHABLE DEVICES

    公开(公告)号:US20210397060A1

    公开(公告)日:2021-12-23

    申请号:US17446641

    申请日:2021-09-01

    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.

    CONTROL METHOD FOR TINTABLE WINDOWS
    115.
    发明申请

    公开(公告)号:US20210325754A1

    公开(公告)日:2021-10-21

    申请号:US17305132

    申请日:2021-06-30

    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.

    Site monitoring system
    116.
    发明授权

    公开(公告)号:US11150616B2

    公开(公告)日:2021-10-19

    申请号:US16338403

    申请日:2017-09-28

    Applicant: View, Inc.

    Abstract: A site monitoring system (SMS) may analyze information from one or more sites to determine when a device, a sensor, a controller, or other structure or component associated with a network of optically switchable devices has a problem. The system may, if appropriate, act on the problem. In certain embodiments, the system learns customer/user preferences and adapts its control logic to meet the customer's goals. In various embodiments, the system updates a memory component associated with one or more optically switchable windows and/or controllers. The memory component may be updated to reflect an updated control algorithm and/or associated parameters in some cases.

    Power management for electrochromic window networks

    公开(公告)号:US11003041B2

    公开(公告)日:2021-05-11

    申请号:US15739562

    申请日:2016-07-06

    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.

    CONTROL METHOD FOR TINTABLE WINDOWS
    120.
    发明申请

    公开(公告)号:US20200096831A1

    公开(公告)日:2020-03-26

    申请号:US16695004

    申请日:2019-11-25

    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.

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