Abstract: An apparatus cools electronic circuitry. An enclosure surrounds the circuitry. Air intake holes are in an upper portion of a first panel that faces a first direction. Air exhaust holes are in an upper portion of a second panel that faces a second direction opposite the first. Air plenum piece is disposed within the enclosure, and a substantially planar portion extends from a first panel inner wall and ends a distance from a second panel inner wall. At least one tab extends from the substantially planar portion to an upper panel inner wall. The air plenum piece divides an enclosure interior into a first volume, enclosed by the first panel inner wall, substantially planar portion, at least one tab, and upper panel inner wall, into which the air intake holes open and a second volume into which the air exhaust holes open. The second volume is a remaining interior volume.

Abstract: A control device comprising a front portion, at least one button cap, and a controller. The front portion comprises a plurality of button zones each comprising a tactile switch and at least one touch sensor. The at least one button cap is adapted to attach to the control device over at least one of the button zones such that the at least one button cap is positioned over the at least one touch sensor and interacts with the tactile switch in the at least one of the button zones. The controller determines which button zone and which location of the button zone is actuated in response to a combination of signals received from at least one of the tactile switches and at least one of the touch sensors.

Abstract: An apparatus drives and guides movement of a display assembly that includes a display unit. At least one track extends along at least one side of the display assembly and defines a path along which the display assembly is driven. A plurality of pins extend from the display assembly to the at least one track. At least one constant force spring has at one end a coiled part that is rotatably coupled to the display assembly, and an opposing end fastened to a fixed mounting location, and an uncoiled part extending between the coiled part and the opposing end. The at least one constant force spring is configured to drive the display assembly from a lowered position to a raised position while the plurality of pins travels along the at least one track and guide movement of the display assembly.

Abstract: A feedback control circuit is described herein, comprising: an operational amplifier (op-amp) integrated circuit, wherein a first output of the op-amp provides a feedback error control signal; at least two transistors provided in a feedback path between the first output of the op-amp and an inverting input to the op-amp; and a plurality of discrete electrical components in the feedback path, such that in the response to either an increase or decrease of an inverting input voltage at the inverting input that exceeds a predetermined level, will speed up substantially. The feedback control circuit provides the feedback error control signal.

Abstract: A system and method to adjust power levels between interconnected loudspeaker assemblies is described herein, the system comprising: a primary loudspeaker assembly, and at least one secondary loudspeaker assembly interconnected with the primary loudspeaker assembly and adapted to receive an audio signal from the primary loudspeaker assembly; an interconnection verification circuit located in the primary loudspeaker assembly; and a controller located in the primary loudspeaker assembly adapted to receive the status signal from the interconnection verification circuit, wherein the controller comprises—at least one processor communicatively coupled to the interconnection verification circuit; a memory operatively connected to the at least one processor, wherein the memory stores computer-executable instructions that, when executed by the at least one processor, cause the at least one processor to execute a method that comprises: generating an interconnection test signal by the interconnection verification circui

Abstract: A system and method are described herein for generating a visual indicator in a loudspeaker to identify a location of the loudspeaker in a room, the system and method comprising: at least two loudspeaker assemblies, each of which are adapted to receive digitally encoded audio signals and other digital signals, each of the at least two loudspeaker assemblies having a unique digital address and each comprising at least one loudspeaker; at least one processor communicatively coupled to each of the at least two loudspeaker assemblies; an input device communicatively coupled to the at least one processor; and a memory operatively connected with the at least one processor, wherein the memory stores computer-executable instructions that, when executed by the at least one processor, cause the at least one processor to execute a method that comprises: receiving an input from the input device at the at least one processor, the input indicating which one of the at least two loudspeaker assemblies to identify a location

Abstract: A method and system for playing an audio indicator in a loudspeaker to identify a location of the loudspeaker in a room is described herein, comprising: at least two loudspeaker assemblies, each of which are adapted to receive digitally encoded audio signals and other digital signals, each of the at least two loudspeaker assemblies having a unique digital address and each comprising at least one loudspeaker; at least one processor communicatively coupled to each of the at least two loudspeaker assemblies; an input device communicatively coupled to the at least one processor; and a memory operatively connected with the at least one processor, wherein the memory stores computer-executable instructions that, when executed by the at least one processor, causes the at least one processor to execute a method that comprises: receiving an input from the input device at the at least one processor, the input indicating which one of the at least two loudspeaker assemblies to identify a location thereof; generating a mes

Abstract: A method and apparatus to verify connection between a first and second electronic device is described herein, comprising: an ethernet cable connected at a first end to a first device at a first connector and connected at a second end to a second device at a second connector, and wherein the ethernet cable comprises four twisted pairs of conductors; a voltage source in the first device connected to a first end of a first conductor of a first twisted pair in the ethernet cable; a resistor with a first known resistance value located in the second device connected at a first end of the resistor to a second end of the first conductor of the first twisted pair and a second end of the resistor connected to a second end of a second conductor of the first twisted pair; a connection verification circuit located in the first device connected to a second end of the second conductor of the first twisted pair of the ethernet cable, wherein the connection verification circuit is adapted to generate a connection verification

Abstract: A system and method are described herein for generating a visual indicator in a loudspeaker to identify a location of the loudspeaker in a room, the system and method comprising: at least two loudspeaker assemblies, each of which are adapted to receive digitally encoded audio signals and other digital signals, each of the at least two loudspeaker assemblies having a unique digital address and each comprising at least one loudspeaker; at least one processor communicatively coupled to each of the at least two loudspeaker assemblies; an input device communicatively coupled to the at least one processor; and a memory operatively connected with the at least one processor, wherein the memory stores computer-executable instructions that, when executed by the at least one processor, cause the at least one processor to execute a method that comprises: receiving an input from the input device at the at least one processor, the input indicating which one of the at least two loudspeaker assemblies to identify a location

Abstract: Systems, methods, and modes for commissioning of a building control system comprising at least one controller and a plurality of electronic devices installed in a building and comprising at least one light source adapted to illuminate light of a plurality of colors. The at least one controller is adapted to iteratively divide a selected number of the plurality of electronic devices into groups of electronic devices and command each group of electronic devices to illuminate a different color, receive an identification of an illuminated color of an electronic device to be commissioned, and select electronic devices belonging to a group commanded to illuminate a color that matches the identified illuminated color until the electronic device to be commissioned is identified.

Abstract: Described herein are systems, modes, and methods for mounting one or more electronic housings to each other and to a rack mount system, a table mount system, or wall mount system. The mounting system includes a first pair of matching sliding panels that interface with each other in a slidingly engaging manner. Each of the first pair of sliding panels can be mounted to housings prior to being engaged with each other; the engagement of the first pair of sliding panels removably fixes the two housings together; additional housings can be fixed to the first two in a substantially similar manner. The first pair of sliding panels includes a U-shaped sliding panel and a C-shaped sliding panel, and according to a second embodiment, a second pair of sliding panels includes a C-shaped sliding panel and a Pi-shaped sliding panel. The second pair of sliding panels operates in a substantially similar manner as the first pair of sliding panels.

Abstract: A system and method to adjust power levels between interconnected loudspeaker assemblies is described herein, the system comprising: a primary loudspeaker assembly, and at least one secondary loudspeaker assembly interconnected with the primary loudspeaker assembly and adapted to receive an audio signal from the primary loudspeaker assembly; an interconnection verification circuit located in the primary loudspeaker assembly; and a controller located in the primary loudspeaker assembly adapted to receive the status signal from the interconnection verification circuit, wherein the controller comprises—at least one processor communicatively coupled to the interconnection verification circuit; a memory operatively connected to the at least one processor, wherein the memory stores computer-executable instructions that, when executed by the at least one processor, cause the at least one processor to execute a method that comprises: generating an interconnection test signal by the interconnection verification circui

Abstract: Disclosed herein is a system and method for installing a set of electronic equipment in an enterprise location, the method comprising: specifying one or more functional operations for the set of electronic equipment to perform within the enterprise location; installing a set of electronic equipment in a mechanical housing, the mechanical housing adapted to be installed in a suspended ceiling in place of one or more ceiling tiles; and configuring each of the one or more separate pieces of electronic equipment that make up the set of electronic equipment such that upon installation in the suspended ceiling, the set of electronic equipment operates and communicates in the manner as specified.

Abstract: An apparatus cools electronic circuitry. A housing encloses the electronic circuitry and includes a plurality of surfaces, each configured to face an adjacent inner wall of the back box upon the housing being mounted inside the back box. A rear surface faces a rear wall of the inner walls of the back box. A mounting plate is disposed opposite to the rear surface, is in thermal contact with the housing, and faces away from the back box. A touch plate is atop of, and in thermal contact with, the mounting plate. The mounting plate and the touch plate combine to provide a path for conducting heat generated by the electronic circuitry away from the housing and for radiating the heat to ambient air. The mounting plate or the touch plate is made of a higher thermal conductivity material to facilitate conduction of heat away from the housing.

Abstract: An apparatus cools electronic circuitry. A housing has surfaces configured to enclose the electronic circuitry and are mountable inside a cavity in a back box. At least one of the surfaces has a vent holes therein facing an exhaust opening in the back box when the housing is mounted inside the cavity. Another surface has a fan hole that faces an intake opening in the back box when the housing is mounted inside the cavity. A cooling fan is mounted onto the another surface and disposed over the fan hole. The cooling fan is configured to draw cooling air through the intake opening in the back box and the fan hole into the housing and over the electronic circuitry. The cooling air then exits the housing through the vent holes and thereafter exits the back box through the exhaust opening.

Abstract: An inductor is provided, comprising: a first ferrite core piece and a second ferrite core piece, each of which are made of substantially similar materials, exhibit desired electromagnetic properties, and which are fashioned in a substantially similar manner and shape, and wherein each of the first and second ferrite core pieces comprises a substantially planar mating surface, a center post, and a wire core assembly channel, and wherein a first substantially planar mating surface of the first ferrite core piece is adapted to planarly mate with a second substantially planar mating surface of the second ferrite core piece; and a wire core assembly adapted to be substantially self-locating and self-centering about a first or second center post when located in a respective first or second wire core assembly channel.