Abstract: A motorized shade comprising a motor adapted to lower or raise a shade material for selectively covering an architectural opening based on a position of the sun. The motorized shade comprises a controller adapted to drive the motor phase according to a startup sequence by ramping up amplitude form an initial amplitude to a startup amplitude and ramping up frequency from an initial frequency to a drive frequency, drive the motor phase according to a full drive sequence to move the shade material by driving the motor phase according to a sinusoidal waveform at a set maximum amplitude and at a drive frequency, and drive the motor phase according to a wind down sequence by reducing frequency from the drive frequency to an end frequency and reducing the amplitude from the maximum amplitude to an end amplitude.

Abstract: An ambient light color sensor adapted to determine color of ambient light and method for calibrating thereof. The ambient light color sensor comprises a sensor body having at least one diffuser and a light color sensing module disposed below the at least one diffuser. The light color sensing module comprises a plurality of channels adapted to detect light collected by the at least one diffuser at different wavelengths to produce sensor readings.

Abstract: A room monitoring System is provided, comprising: a speaker; a microphone; and a digital signal processor (DSP) adapted to generate and transmit a first audio test signal to the speaker to be broadcast in the room, wherein the first audio test signal comprises a power spectral density that is inversely proportional to its frequency, and wherein the transmitted first audio test signal is reflected within the room, and wherein the DSP is further adapted to process the reflected broadcast first audio test signal received by the microphone, generate and save a frequency-amplitude analysis of the received first audio test signal as an initial reference curve, periodically test the room in a substantially similar manner to generate one or more additional reference curves, and compare the one or more additional reference curves to determine whether they are within a known, predetermined tolerance of the initial reference curve.

Abstract: A window shade system includes a first bracket coupled to a first pivot and rotatable at least within a first range of angles, a second bracket coupled to a second pivot and rotatable at least within a second range of angles, and first and second gears that each include a circular base rotatable about a central axis. Gear teeth are arranged in a same row and extend outward from the outer region and are evenly spaced from each other along the outer region of the gears. The first and second pivots are arranged relative to each other and relative to the central axes of the first and second gears, respectively, such that for any angle within the first range of angles, the gear tooth of the first gear meshes with the gear tooth of the second gear at a corresponding angle within the second range of angles.

Abstract: A gear includes a circular base having a front surface that includes an inner region and an outer region that surrounds the inner region. The circular base is rotatable about a central axis. Plural gear teeth are arranged in a same row and extend outward from the outer region of the front surface and are evenly spaced from each other along plural locations on the outer region. Each gear tooth has a cross-sectional width that decreases with decreasing distance from the central axis, and has an outer shape configured to permit any one of the gear teeth in the row to contact and directly mesh with any gear tooth in a corresponding row of gear teeth of a substantially identical gear for any gear angle within a predefined range of gear angles between the central axis of the gear and the central axis of the substantially identical gear.

Abstract: An inventive Power over Ethernet (PoE) Powered Device (60) includes an auxiliary processor (62) which negotiates a power level with a PoE Power Sourcing Equipment using a first link layer (650), means for holding the PoE Powered Device in a low power state, and a second link layer (50) which allows the main processor to communicate over the Ethernet.

Abstract: A loudspeaker system is provided herein comprising: a digital transmitter adapted to store, retrieve, and transmit digital messages over a network cable using an audio over internet protocol (AoIP), and wherein the transmitted digital messages are individually addressable using an IP address, and wherein the transmitted digital messages contain digital audio messages and digital command and control messages; an endpoint enclosure adapted to have a unique IP address pre-assigned to it such that the endpoint enclosure is adapted to receive the transmitted digital messages addressed to it and extract the digital audio messages and the digital command and control messages from the transmitted and received digital messages, and wherein the endpoint enclosure comprises additional circuitry adapted to extract the digital audio messages from the received digital messages and power from the network cable, and generate an electrical audio signal from the extracted digital audio messages; an “N” position switch adapted

Abstract: A cable retractor includes a housing. A spool is disposed within the housing and is mechanically coupled to the housing and rotatable about an axis. A spring mechanism is operatively attached to the spool and is configured to urge the spool to rotate in a first rotational direction about the axis. An electricity operated rotation regulator is operatively attached to the spool and is configured to, when activated, prevent the spool from rotating in the first rotational direction.

Abstract: A tunable bass reflex ceiling mounted speaker system and a method for tuning same is disclosed. In accordance with at least one embodiment, a speaker system is provided that includes a port tube and a transducer assembly within the interior volume of a back box. The transducer assembly generates a reflexive airwave within the interior volume of the back box. The reflexive airwave moves into and out of the interior volume through the port tube to create a better broadcast sound in a room. The port tube length has a fixed port and an adjustable port that is tunable by an adjustment mechanism.

Abstract: A motorized window treatment configure for automatically determining and reporting the tilt level of a motorized window treatment. The motorized window treatment comprises a window covering material, a motor configured for moving the window covering material from an opened position to a closed position, an accelerometer configured for measuring gravitational forces, and a controller configured for reporting the tilt level of the motorized window treatment. Particularly, the controller receives gravitational force measurements from the accelerometer, determines a tilt level of the motorized window treatment using the gravitational force measurements, compares the tilt level to a first threshold value, and issues an error signal when the tilt level exceeds the first threshold value.

Abstract: A video conversion cable, comprising: a plurality of receptacles adapted to receive video signals from respective video sources via a respective one of a plurality of video cables, each of the respective video signals having a respective video protocol; an auto sensing switch (switch) adapted to automatically select a first video signal that appears at one of the plurality of inputs to the switch and output the same; a video converter adapted to receive the selected and outputted first video signal, and convert the same from its respective video protocol to a high definition multi-media interface (HDMI) video protocol, unless the received signal was already an HDMI video protocol signal, and wherein the video converter is further adapted to output the HDMI video signal via an output HDMI cable to an HDMI video sink to display the HDMI video signal; and a pig-tail connector adapted to receive power to be sent to the switch and video converter via the output HDMI cable.

Abstract: An involute gear bracket system includes first and second involute gears. Each includes a circular base and a plurality of gear teeth extending outward from an outer region of a surface and evenly spaced apart from each other along a plurality of locations on the outer region of the surface. The shape of each gear tooth is defined by a varying cross-sectional involute profile, wherein starting from a first involute profile that is in a plane parallel to the surface of the circular base and extending outward from a center of the circular base, each location on the first involute profile is rotated about a corresponding axis while traversing a path defined by a corresponding imaginary ray extending from the center of the circular base to that location, the corresponding axis being tangential to an imaginary circle that encompasses the inner region of the surface and perpendicular to the corresponding imaginary ray.

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: A system and method for automatically determining at least one lower limit of a horizontal sheers style roller shade. The roller shade comprising a roller tube, a shade material attached to the roller tube and comprising a first vertical layer interconnected to a second vertical layer via a plurality of horizontal vanes, a motor adapted to rotate the roller tube, a current sensing circuit adapted to detect current levels of the motor, and a controller adapted to control the motor and comprising at least one memory. The controller determines at least one lower limit by driving the motor in a first direction, receiving current levels from the current sensing circuit, observing current level profile of the received current levels, detecting a point of change in the current level profile, and using the point of change to set at least one of a lower tilt closed limit and a lower tilt open limit.

Abstract: Described herein is a data communication system using power over Ethernet (PoE) for power distribution, comprising a first and second powered device (PD), each of which is adapted to communicate with each other through an Ethernet data path (EDP) and is further adapted to receive direct current (DC) power using a PoE protocol, and a mid-span power injection device (MSPID) adapted to provide a communications interface such that data communications passes through the MSPID to and from each of the PDs, and wherein the MSPID is further adapted to provide a first DC power to only the first PD using the EDP, and to provide a second DC power to only the second PD using the EDP.

Abstract: A system and method executed by audio processing software on one or more electronic devices in a computer system to process digital audio signals.

Abstract: An HVAC system and method for digital communication timing discovery over a two wire connection. The HVAC system comprises a thermostat and at least one remote sensor unit comprising at least one sensor with an associated memory. The thermostat comprises a communication interface adapted to be connected to the remote sensor unit via a two-wire connection over a communication channel. The thermostat further comprises a controller adapted to perform a communication timing discovery to determine a communicating timing value that minimizes communication error rates for each sensor of the remote sensor unit by performing an iterative communication error rate detection operation over a range of timing values. The thermostat controller uses the determined communication timing value for communicating with the respective sensor during normal operation to receive sensor information.

Abstract: Systems, methods, and modes are disclosed for live presentation sharing between meeting presenter's and meeting attendees' portable electronic devices during a meeting, and more specifically for viewing presentation content on a portable electronic device displayed on a meeting room display during a meeting. The system comprises a presentation gateway configured for receiving and transmitting presentation content to a meeting room display during a meeting. The system further comprises a portable electronic device that pairs with the presentation gateway.

Abstract: A cable retractor is disclosed and includes a housing. A spool is disposed within the housing and is mechanically coupled to the housing and rotatable about an axis. A spring mechanism is operatively attached to the spool and is configured to urge the spool to rotate in a first rotational direction about the axis. An electrically operated rotation regulator is operatively attached to the spool and is configured to, when activated, prevent the spool from rotating in the first rotational direction.

Abstract: A tabletop enclosure having a fully automatic self-actuated drop-down recessing flip-top cover. After the lid has automatically, spring open it begins to autonomously recess by sliding downwardly in a smooth controlled manner into the flip-top enclosure until it is substantially recessed. According to an embodiment, the enclosure includes modular rail guides designed to receive an interchangeable combination of single, dual, or triple, sized modules, each module having easy to use alignment module rails to ease module installation. Interchangeable modules are inserted from the top of the housing frame so that the tabletop enclosure can be configured for various connectivity scenarios.