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| Number | Title | Issue Date |
| 7990082 | Methods and systems for operating and controlling theatrical lighting A system and method for increasing a number of lights operated and/or controlled by dimmer boxes of theatrical light systems. In one embodiment, a master box is coupled to a chain of slave boxes in series. The master box receives a control signal and generates a swi... | 08/02/2011 |
| 7554274 | System and method for lighting control network recovery from master failure The present invention provides a master-slave architecture for a radio frequency RF networked lighting control system having all slave elements (ballasts) configured as backups for a network master control unit. In the system and method of the present invention a sl... | 06/30/2009 |
| 7394210 | System and method for controlling luminaires The present invention provides a programmable lighting system comprising a plurality of light-emitting elements and a controller responsive to a hierarchically encoded data input stream. The controller determines and provides appropriate control signals for controll... | 07/01/2008 |
| 7374288 | Image projection lighting device An improved image projection lighting device is disclosed. Commands received by a communications port of the base housing may be acted upon to change zoom and focus values of a zoom and focus lens. A cooling system may be provided which compares an input air tempera... | 05/20/2008 |
| 7352339 | Diffuse illumination systems and methods The systems and methods disclosed herein relate to sources of diffuse illumination for providing substantially uniform illumination to a surface. The diffuse illumination arises from varying the diffusion angle of light generated by an LED system. To vary the diffus... | 04/01/2008 |
| 7325930 | Image projection lighting device An improved image projection lighting device is disclosed. Commands received by a communications port of the base housing may be acted upon to change zoom and focus values of a zoom and focus lens. A cooling system may be provided which compares an input air tempera... | 02/05/2008 |
| 7255234 | Low profile support system for device rack-mounting A rack-mount storage system comprises an equipment cabinet that defines at least one device opening therein. A first device sized to be received by the first device opening defines a first mounting pathway therein. The first device has a chassis that is sized to rec... | 08/14/2007 |
| 7247999 | Dimmer for use with a three-way switch A smart dimmer for controlling the intensity of a lighting load from a source of AC power is operable to replace one of the three-way switches in a standard three-way lighting system without the need to replace the other three-way switch with a unique accessory swit... | 07/24/2007 |
| 7231060 | Systems and methods of generating control signals Separating a source in a stereo signal having a left channel and a right channel includes transforming the signal into a short-time transform domain; computing a short-time similarity measure between the left channel and the right channel; classifying portions of th... | 06/12/2007 |
| 7221110 | Lighting control system and method A lighting control system includes a plurality of light controllers. Each light controller contains a microprocessor-based intelligence. The plurality of light controllers form a distributed architecture. The microprocessor-based intelligence is operative to store, ... | 05/22/2007 |
| 7157694 | Integrating chamber cone light using LED sources A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination) uses an integrating cavity to combine energy of different wavelengths from different sources. The cavity has a diffusely reflective interior surface and an... | 01/02/2007 |
| 7145125 | Integrating chamber cone light using LED sources A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination) uses an integrating cavity to combine energy of different wavelengths from different sources. The cavity has a diffusely reflective interior surface and an... | 12/05/2006 |
| 7129654 | Flashing light control apparatus and method thereof The present invention describes a flashing light apparatus and method for operating the same. A pulse signal generated by a pulse signal generator and the states of the general purpose Input/Output pins of a CPU are used to control the lights to flash. ... | 10/31/2006 |
| 7098611 | Dimming control system with distributed command processing A dimming control system includes dimmer modules that receive dimming level information from one of at least two control modules. Each dimmer module includes a microprocessor that provides internal intelligence for controlling power to a load in response to dimming ... | 08/29/2006 |
| 7038399 | Methods and apparatus for providing power to lighting devices Methods and apparatus for providing power to devices via an A.C. power source, and for facilitating the use of LED-based light sources on A.C. power circuits that provide signals other than standard line voltages. In one example, LED-based light sources may be coupl... | 05/02/2006 |
| 7038398 | Kinetic illumination system and methods The present invention relates to methods of creating eye-catching displays by taking advantage of color-changing illumination provided by LED systems disclosed herein. Displays can be made to appear to change color or to move simply by changing the color of the ligh... | 05/02/2006 |
| 7002306 | Lamp driver system with improved redundancy A lamp driver system that facilitates improved reliability and performance for a display system is provided. The lamp driver system includes a fault detector and an output steering device. The fault detector determines when a failure occurs in a lamp illuminating th... | 02/21/2006 |
| 6926204 | Secure electronic device This invention relates to a secure electronic device comprising: at least an electronic circuit (10) containing information to be protected, an energy source (11); at ... | 08/09/2005 |
| 6920590 | Semiconductor apparatus for providing reliable data analysis of signals A semiconductor apparatus is composed of a signal providing circuit and a data analyzer. The signal providing circuit provides an input signal set including at least one input signal. The data analyzer outputs a digital result signal in synchronization with a clock ... | 07/19/2005 |
| 6869204 | Light fixtures for illumination of liquids Light fixtures for illumination of liquids in a variety of environments. In one example, multi-color LED-based light fixtures are employed to achieve a wide range of enhanced lighting effects in liquids. In another example, a pool or spa is illuminated by one or mor... | 03/22/2005 |
| 6836083 | Illumination light supply system An illumination light supply system that can save users from the task of replacing defective light source lamps with proper ones, enabling the users to use illumination light over an extended time period, and can easily change the lighting atmosphere as requested by... | 12/28/2004 |
| 6781329 | Methods and apparatus for illumination of liquids Methods and apparatus for illumination of liquids in a variety of environments. In one example, multi-color LED-based light sources are employed to achieve a wide range of enhanced lighting effects in liquids. In another example, a pool or spa is illuminated by one ... | 08/24/2004 |
| 6768276 | Set-up device for on-line photo-electric localization The present invention provides a system device, which sets-up IDs for plural devices, On-Line, especially for illuminating equipments connected with standard DMX signals, mainly by logging related data with non-volatile memory elements (NOV-RAM, EEPROM, and FLASH et... | 07/27/2004 |
| 6734642 | Monitoring and management system for lighting networks Monitoring and management system for the lamps of a lighting network comprising a device (1i), associated with each lamp (2i) of the network, provided with means (8, 19) for measuring the characteristic operating parameters... | 05/11/2004 |
| 6664745 | Apparatus for digital communications with multiparameter light fixtures A typical light fixture is an integral unit that has a lamp assembly and a communications node to control the lamp assembly. Lighting systems contain many such light fixtures. One type of lighting system has at least two communications systems that interc... | 12/16/2003 |
| 6608453 | Methods and apparatus for controlling devices in a networked lighting system Methods and apparatus for computer-based control of light sources and other devices in a networked lighting system. Conventional light sources may be controlled in combination with LED-based (e.g., variable color) light sources to provide enhanced lightin... | 08/19/2003 |
| 6570348 | Apparatus for digital communications with multiparameter light fixtures A typical light fixture is an integral unit that has a lamp assembly and a communications node to control the lamp assembly. Lighting systems contain many such light fixtures. One type of lighting system has at least two communications systems that interc... | 05/27/2003 |
| 6545586 | Method and apparatus for establishing and using hierarchy among remotely controllable theatre devices A theatre system operating in compliance with the DMX512 protocol is also able to support remote channel assignment of the various theatre devices included therein as well as other auxiliary operating modes by establishing a device hierarchy based on uniq... | 04/08/2003 |
| 6469457 | Power and data distribution in lighting systems Improvements to lighting systems, especially for entertainment and architectural applications are disclosed, including apparatus that permit a user to readily field-configure power distribution to branch circuits to be dimmed or un-dimmed, single- or mult... | 10/22/2002 |
| 6459217 | Method and apparatus for digital communications with multiparameter light fixtures A typical light fixture is an integral unit that has a lamp assembly and a communications node to control the lamp assembly. Lighting systems contain many such light fixtures. One type of lighting system has at least two communications systems that interc... | 10/01/2002 |
| 6392368 | Distributed lighting control system A lighting system includes a plurality of control modules distributed on the AC power line for remote control of lights within a residential/office building structure. Each control module is hard-wired to an electrical load and is provided with a dimmer a... | 05/21/2002 |
| 6346783 | Method and apparatus for automatically position sequencing a multiparameter light The patterned light beam from a multiparameter light is moved by a position sequence macro that automatically references the present position of projection of light from the multiparameter light. The present position of projection may be, for instance, th... | 02/12/2002 |
| 6331756 | Method and apparatus for digital communications with multiparameter light fixtures A typical light fixture is an integral unit that has a lamp assembly and a communications node to control the lamp assembly. Lighting systems contain many such light fixtures. One type of lighting system has at least two communications systems that interc... | 12/18/2001 |
| 6316889 | Dimming control system with distributed command processing A dimming control system includes a non-volatile memory mounted to a backplane in a rack having a control module slot for receiving a control module, and a plurality of dimmer module slots for receiving dimmer modules. The non-volatile memory stores opera... | 11/13/2001 |
| 6297610 | Control system for controlling plural electrical devices A control system for controlling a plurality of electrical devices (6) the system including a central controller (2) for controlling functions of the devices, a network (4) coupled between the central controller (2) and the devices, the network including ... | 10/02/2001 |
| 6211627 | Lighting systems Improvements to lighting systems, especially for entertainment and architectural applications are disclosed, including apparatus that permit a user to readily field-configure power distribution to branch circuits to be dimmed or un-dimmed, single- or mult... | 04/03/2001 |
| 5920156 | Multiple channel, multiple scene dimming system with multiple independent remote dimmers A lighting control and dimming system utilizes a single traveler conductor for transmitting analog data signals corresponding to a particular light intensity level of multiple dimmers in a dimmer group. A predetermined binary data word is retrieved from t... | 07/06/1999 |
| 5825670 | High precison calibration and feature measurement system for a scanning probe microscope The present invention allows for calibration of a scanning probe microscope under computer control. The present invention comprehends either the removal of nonlinear artifacts in the microscope output data after measurement has been taken (a off-line proc... | 10/20/1998 |
| 5821703 | Data distribution in lighting systems A lighting system made up of a plurality of light fixtures which each produce a light beam, in which each of a plurality of varying devices, each having an input and an output, and each capable of varying at least one parameter of the light beam from at l... | 10/13/1998 |
| 5821704 | Single wire, multiple phase remote dimming system A lighting control and dimming system 10 utilizes a single traveler conductor for transmitting analog data signals corresponding to a particular light intensity level of dimmers DIM 1, DIM 2, DIM 3, DIM 4, . . . , DIM N in a dimmer group. A predetermined ... | 10/13/1998 |
