In-Wall Occupancy Sensor with Mode Selection Features

• US 20110301776A1
• Filed: 06/04/2010
• Published: 12/08/2011
• Est. Priority Date: 06/04/2010
• Status: Active Grant

• Current Assignee: Eaton Intelligent Power Limited (Eaton Corporation PLC.)
• Original Assignee: Cooper Technologies Company (Eaton Corporation PLC.)
• Inventors: Goyal, Rahul, Neundorfer, Oscar, Fair, James, Elgayyar, Ahmed
• Granted Patent: US 8,346,403 B2
• Time in Patent Office: Days
• US Class Current: 700/296
• CPC Class Codes: H05B 47/105 in response to determined parameters
• CPC Class Codes: H05B 47/115 by determining the presence or movement of objects or living beings
• CPC Class Codes: H05B 47/13 by using passive infrared detectors
• CPC Class Codes: Y02B 20/40 Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

An electrical wiring device operates in more than one operating mode and includes a microcontroller, an occupancy detection sensor communicably coupled to the microcontroller, and at least one accessible user interface communicably coupled to the microcontroller. The accessible user interface is accessible to an end-user without having to disassemble any portion of the device. The accessible user interface is manipulated to select one of several operating modes. In some embodiments, the device includes a night light that also can be an accessible user interface. In some of those embodiments, one of the operating modes includes a night light operating mode, wherein the device'"'"'s operation is dependent upon the status of the night light. In some embodiments, an indicator is included to inform the end-user when to stop manipulating the accessible user interface.

Claims

1. An electrical wiring device, comprising:

a microcontroller communicably coupled to at least one load,

an occupancy detection sensor communicably coupled to the microcontroller, the occupancy detection sensor sending one or more signals to the microcontroller to allow the microcontroller to determine occupancy within a monitored area; and

at least one accessible user interface communicably coupled to the microcontroller,

wherein the electrical wiring device is operable in a plurality of operating modes,

wherein the accessible user interface is accessible to an end-user without any portion of the device being disassembled, and

wherein the operating modes are selected by manipulating the accessible user interface.

2. The electrical wiring device of claim 1, wherein the electrical wiring device is operable in an occupancy operating mode, wherein the microcontroller turns on one or more loads when occupancy within the monitored area is detected and turns off one or more loads when occupancy within the monitored area is no longer detected.

3. The electrical wiring device of claim 1, wherein the electrical wiring device is operable in an occupancy override operating mode, wherein the microcontroller turns on or off one or more loads based only upon operation of the accessible user interface.

4. The electrical wiring device of claim 1, wherein the electrical wiring device is operable in a vacancy operating mode, wherein the microcontroller turns on one or more loads only when the accessible user interface is operated, and wherein the microcontroller turns off one or more loads when occupancy within the monitored area is no longer detected.

5. The electrical wiring device of claim 1, wherein the accessible user interface comprises a manual controller.

6. The electrical wiring device of claim 5, wherein the accessible user interface further comprises a night light communicably coupled to the microcontroller, the night light comprising:

one or more light sources for emitting light; and

a night light lens disposed over the light sources, wherein the night light lens allows the light to be emitted therethrough, and wherein the night light lens is capable of being pressed in.

7. The electrical wiring device of claim 6, wherein the intensity of the light emitted from the night light is variable.

8. The electrical wiring device of claim 6, wherein the electrical wiring device is operable in a night light operating mode, wherein operation of the electrical wiring device in the night light operating mode is dependent upon the status of the night light.

9. The electrical wiring device of claim 8, wherein the microcontroller turns on one or more loads only when the manual controller is operated when the electrical wiring device is operating in the night light operating mode with the night light on.

10. The electrical wiring device of claim 8, wherein the microcontroller turns on one or more loads when occupancy within the monitored area is detected and turns off one or more loads when occupancy within the monitored area is no longer detected when the electrical wiring device is operating in the night light operating mode with the night light off.

11. The electrical wiring device of claim 8, wherein the end-user selects the night light operating mode by pressing in and holding in the night light lens for a predefined period of time.

12. The electrical wiring device of claim 1, further comprising an indicator communicably coupled to the microcontroller, the indicator providing information to the end-user as to when to stop manipulating one or more of the accessible user interfaces, thereby resulting in a change in the operating mode of the electrical wiring device.

13. The electrical wiring device of claim 1, wherein the plurality of operating modes comprises an occupancy operating mode, an occupancy override operating mode, and a vacancy mode, wherein the user interface comprises a manual controller, the manual controller being pressed in, held in, and released after a predefined time period to select the operating mode.

14. The electrical wiring device of claim 13, wherein the predefined time period is the same for selecting operation of the device between at least two operating modes.

15. The electrical wiring device of claim 13, wherein the predefined time period is different for selecting operation of the device between at least two operating modes.

16. An electrical wiring device, comprising:

a microcontroller communicably coupled to at least one load,

an occupancy detection sensor communicably coupled to the microcontroller, the occupancy detection sensor sending one or more signals to the microcontroller to allow the microcontroller to determine occupancy within a monitored area;

a night light communicably coupled to the microcontroller, the night light comprising;

one or more light sources for emitting light; and

a night light lens disposed over the light sources, wherein the night light lens allows the light to be emitted therethrough; and

at least one manual controller communicably coupled to the microcontroller,

wherein the electrical wiring device is operable in one or more operating modes, wherein the operating mode comprises a night light operating mode, wherein operation of the electrical wiring device in the night light operating mode is dependent upon the status of the night light.

17. The electrical wiring device of claim 16, wherein the microcontroller turns on one or more loads only when the manual controller is operated when the electrical wiring device is operating in the night light operating mode with the night light on.

18. The electrical wiring device of claim 16, wherein the microcontroller turns on one or more loads when occupancy within the monitored area is detected and turns off one or more loads when occupancy within the monitored area is no longer detected when the electrical wiring device is operating in the night light operating mode with the night light off.

19. The electrical wiring device of claim 16, wherein an end-user selects the night light operating mode by pressing and holding the night light lens for a predefined period of time.

20. The electrical wiring device of claim 16, wherein the operating modes further comprise one or more of an occupancy operating mode, an occupancy override operating mode, and a vacancy mode.

21. The electrical wiring device of claim 16, wherein at least one of the night light and the manual controller is manipulated to select the operating mode of the device.

22. The electrical wiring device of claim 21, further comprising an indicator communicably coupled to the microcontroller, the indicator providing information to an end-user as to when to stop manipulating at least one of the night light and the manual controller, thereby resulting in a change in the operating mode of the electrical wiring device.

23. A lighting control system, comprising:

at least one load positioned within an area; and

a lighting control device electrically coupled to at least one load, wherein the lighting control device, comprises;

a microcontroller communicably coupled to at least one load,

an occupancy detection sensor communicably coupled to the microcontroller, the occupancy detection sensor sending one or more signals to the microcontroller to allow the microcontroller to determine occupancy within a monitored area; and

at least one accessible user interface communicably coupled to the microcontroller,

wherein the electrical wiring device is operable in a plurality of operating modes,

wherein the accessible user interface is accessible to an end-user without any portion of the device being disassembled, and

wherein the operating modes are selected by manipulating the accessible user interface.

24. The lighting control system of claim 23, wherein the accessible user interface comprises a manual controller.

25. The lighting control system of claim 24, wherein the accessible user interface comprises a night light communicably coupled to the microcontroller, the night light comprising:

one or more LEDs for emitting light; and

a night light lens disposed over the LEDs, wherein the night light lens allows the light to be emitted therethrough, and wherein the night light lens is capable of being pressed in.

26. The lighting control system of claim 25, wherein the plurality of operating modes comprises a night light mode, wherein operation of the electrical wiring device in the night light operating mode is dependent upon the status of the night light.

27. The lighting control system of claim 26, wherein the microcontroller turns on one or more loads only when the manual controller is operated when the electrical wiring device is operating in the night light operating mode with the night light on.

28. The lighting control system of claim 26, wherein the microcontroller turns on one or more loads when occupancy within the monitored area is detected and turns off one or more loads when occupancy within the monitored area is no longer detected when the electrical wiring device is operating in the night light operating mode with the night light off.

29. A method for selecting an operating mode for an electrical wiring device, comprising:

providing an electrical wiring device capable of operating in a plurality of operating modes, the device comprising;

a microcontroller communicably coupled to at least one load,

an occupancy detection sensor communicably coupled to the microcontroller, the occupancy detection sensor sending one or more signals to the microcontroller to allow the microcontroller to determine occupancy within a monitored area; and

at least one accessible user interface communicably coupled to the microcontroller; and

pressing in and holding in the accessible user interface for a predetermined period of time, thereby effecting a change in an operating mode of the device,

wherein the accessible user interface is accessible to an end-user without any portion of the device being disassembled.

30. The method of claim 29, wherein the plurality of operating modes comprises a night light mode.

31. The method of claim 30, wherein the electrical wiring device further comprises an indicator communicably coupled to the microcontroller, the indicator providing information to an end-user as to when to stop pressing in and holding in one or more of the accessible user interfaces, thereby resulting in a change in the operating mode of the electrical wiring device.

32. A method for selecting an operating mode for an electrical wiring device, comprising:

providing an electrical wiring device capable of operating in a plurality of operating modes, the device comprising;

a microcontroller communicably coupled to at least one load,

an occupancy detection sensor communicably coupled to the microcontroller, the occupancy detection sensor sending one or more signals to the microcontroller to allow the microcontroller to determine occupancy within a monitored area; and

at least one accessible user interface communicably coupled to the microcontroller; and

pressing in and releasing the accessible user interface one or more times in a predetermined combination of presses, thereby effecting a change in an operating mode of the device,

wherein the accessible user interface is accessible to an end-user without any portion of the device being disassembled.

33. The method of claim 32, wherein the plurality of operating modes comprises a night light mode.

34. The method of claim 32, wherein the accessible user interface comprises at least one of a night light and a manual controller.