Crestron Electronics, Inc.

Creston Electronics Inc.

Ekin Binal

Neil Hildick-Smith

Mark Hrozenchik

Rakeshkumar Patel

Sae Jhun

Howard S Balch

Doug Jacobson

Donald Florczak

Joseph Sarrasin

Paul Shiner

Jason Oster

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 thereof; generating a message to be transmitted to the indicated loudspeaker assembly, wherein the message contains commands and data to generate a visual indicator in the indicated loudspeaker assembly; transmitting the message to the indicated loudspeaker assembly; and generating the visual indicator according to the message at the indicated loudspeaker assembly.

System and method for generating a visual indicator to identify a location of a ceiling mounted loudspeaker

A system and method are described herein for configuring an audio distribution system, comprising a Redis server, the Redis server adapted to store Redis data to be used in configuring the audio distribution system; a plurality of audio devices, the plurality of audio devices and Redis server interconnected to form the audio distribution system, wherein each of the plurality of audio devices comprises—at least one processor; an electronic communications interface operatively connected to the at least one processor and adapted to receive data from a user and transfer the data 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 in a first audio device to execute a method for configuring the audio distribution system that comprises: establishing communications using the electronic communications interface between the user and the at least one processor of the first audio device, such that data input by the user is received by the at least one processor of the first audio device; establishing communications to each of the remaining plurality of audio devices and Redis server in the audio distribution system; obtaining information from each of the remaining plurality of audio devices with which communications have been established, such information including one or more of an audio device name, part number, serial number, internet protocol address number, and physical location; receiving configuration information from the user that pertains to a specific audio device of the plurality of audio devices in the audio distribution system that, when installed on a specific audio device, causes the specific audio device to operate in a known manner; and copying that configuration information to others of the same specific type of audio device in the audio distribution system.

Synchronized controller

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 circuit, wherein the interconnection test signal determines if the primary loudspeaker assembly is properly connected to the at least one secondary loudspeaker assembly; generating a connected status signal if the interconnection test signal determines that the primary loudspeaker assembly is properly connected to the at least one secondary loudspeaker assembly; receiving the connected status signal by the controller located in the primary loudspeaker assembly; and generating a first set of command signals by the controller to split power between the primary loudspeaker assembly and the at least one secondary loudspeaker assembly.

System and method for controlling the distribution of power between active loudspeaker assemblies and passive loudspeaker assemblies in an audio distribution system

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 message to be transmitted to the indicated loudspeaker assembly, wherein the message contains commands and data to generate an audio indicator in the indicated loudspeaker assembly; transmitting the message to the indicated loudspeaker assembly; and playing the audio indicator according to the message at the indicated loudspeaker assembly.

System and method for playing an audio indicator to identify a location of a ceiling mounted loudspeaker

Disclosed herein is a system and method for optimizing audio equalization settings based on the type of music being broadcast, comprising: receiving audio at a processing device; performing a frequency analysis of the received audio, to determine a plurality of frequency components and associated amplitudes of the frequency components of the received audio; generating a spectral plot of the received audio based on the performed frequency analysis of the received audio, wherein the spectral plot comprises an x axis that represents relative amplitude and a y axis that represents frequency components of the received audio; comparing the spectral plot of the received audio to each of a plurality of different predetermined spectral plots; matching the spectral plot of the received audio to at least one of a plurality of different predetermined spectral plots; retrieving a predetermined equalizer settings file that corresponds to the at least one of the matched predetermined spectral plots, wherein the predetermined equalizer settings file comprises a plurality of relative amplitude settings for each of a plurality of frequency bands; and applying the retrieved predetermined equalizer settings to an equalizer that processes the received audio according to the predetermined equalizer settings in the predetermined equalizer settings file.

Audio system equalization based on type of audio being broadcast

A system and method are provided herein for dynamically adjusting delay in an audio distribution system, the method comprising: determining what audio processing devices comprise each of a plurality of audio data channels, wherein each of the plurality of audio data channels comprises a path from a digital audio receiving device to a back end audio playing device; obtaining digital audio processing delays for each of the audio processing devices for each of the audio data channels; determining which of the audio data channels has the greatest delay in processing and transmitting digital audio data signals (digital audio data processing delay) prior to broadcasting the digital audio data signals as acoustic audio signals; determining a difference between the audio data channel with the greatest digital audio data processing delay and each of the remaining audio data channels (delay difference per channel); and adding a delay to each digital audio word in each different audio channel that substantially equalizes the digital audio data processing delay between each of the different audio data channels.

System and method for tracking and compensating for dynamic delay between endpoints in an audio/video communication system

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 status signal when the second device is properly connected to the second device via the ethernet cable.

System and method for verifying connection between an active loudspeaker assembly and a passive loudspeaker assembly

Loudspeaker grille

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 to receive the electrical audio signal from the additional circuitry and output the same on one or more of 'N' output ports based on the position of the switch; and a first set of loudspeakers adapted to receive the electrical audio signal and broadcast the same as an acoustic audio signal.

In-ceiling loudspeaker assembly with digital interface

Described herein are a method and security enhancing device for a bi-directional communications device, comprising: an M-digit display; a processor; a security software application (security App) adapted to be stored in memory and executed by the processor; an N-digit random number generator adapted to periodically generate a new N-digit random number and transmit the same to the processor and the security App, and wherein the processor is further adapted to transmit the N-digit random number to the display to display the N-digit random number; and a wireless communications transceiver and antenna (wireless communications device) adapted to transmit and receive wireless communications to and from, respectively, one or more personal electronic devices that are adapted to wireless communicate using identical communications protocols as the wireless communications transceiver, and wherein the security App is adapted to receive and store the N-bit digit random number that changes periodically, and wherein the security App is adapted to generate an offer to join the meeting message that is transmitted by the wireless communications transceiver to the one or more personal electronic devices, and wherein the security App is adapted to receive a request to join the meeting message from a first personal electronic device, wherein the request to join the meeting message comprises a field within which a currently displayed N-digit random number can be entered into (request to join N-digit random number), and wherein the security App is further adapted to compare the received request to join N-digit random number to the stored N-digit random number, and if they match, then the security App provides a communication to the processor to allow bi-directional communications with the personal electronic device that transmitted the received N-digit random number.

Growing community of inventors

Rockleigh, NJ, United States of America

Ekin Binal