Abstract: Efficient light steering systems and methods. An example method for steering light for a projector system includes illuminating an active surface of a light steering module. The active surface of the light steering module may include a plurality of individually controllable pixels. The method may also include determining a target steering phase pattern for each of a plurality of distinct regions of the active surface of the light steering module. The method may also include controlling the light steering module according to the corresponding target steering phase pattern for each region to increase light steering efficiency.

Abstract: A light emitting module including a first surface having a plurality of light emitting elements, a second surface configured to receive driving signals and to transfer these signals to the light emitting elements of the first surface. The second surface includes a plurality of optical transmitters, in which the optical transmitters are each associated to an associated optical receiver arranged on the first surface, the optical transmitter and the associated opposing optical receiver being separated by an optical medium, such that an optical signal including driving signals transmitted by the optical transmitter is received by the opposing optical receiver, each optical receiver being connected to at least one light emitting element and is configured to transform the optical signal into an electrical signal configured to drive the at least one light emitting element to generate an image on the display.

Abstract: Methods, computers, peripherals, and systems for selectively displaying audiovisual content from a computing device on a shared display, the computing device having a primary display, the computing device further being capable of controlling a secondary display. The methods including at the computing device: sending a first image signal representing a first screen image to the primary display; obtaining a selection of one or more elements to be shared; and generating a second image signal representing a second screen image for display at the secondary display, the second screen image including a representation of the one or more elements.

Abstract: A light emitting module for a light emitting display, including a first backplane and a third backplane arranged in a stackup. The first backplane includes a thin film transistor (TFT) layer deposited on a first substrate, the TFT layer further including a plurality of light emitting elements, associated contact pads and conducting tracks. The third backplane is provided on top of the light emitting elements, includes cavities at the locations of the light emitting elements and comprises includes at least a ground layer and a power layer. The upper and lower layers of the third backplane are provided by alternatively the ground layer and the power layer for contacting the light emitting elements.

Abstract: A method including illuminating a diffuser with a light beam from a light source; transmitting the light beam through the diffuser to produce a bundle of rays of light exiting the diffuser with an angular spread; imaging the diffuser onto a transmissive or reflective spatial light modulator through relay optics; illuminating the transmissive or reflective spatial light modulator with the bundle of rays of light exiting the diffuser; sampling the light beam exiting the diffuser by reflecting a fraction of the light beam toward a detection system using a sampler; directing sampled light to the detection system at a sampled aperture plane; measuring an intensity distribution of the sampled light across the sampled aperture plane using one or more photodetectors of the detection system; analyzing the intensity distribution with an analyzer to detect an anomaly; and generating a signal when the anomaly is detected.

Abstract: Method of generating a signal associated with a participant of video communication including providing at least two sensors in a meeting location for acquiring a respective sensor signal; providing a host processing device for each of the at least two sensors for receiving and analysing the respective sensor signal for generating respective metadata; each host processing device sending the respective metadata to a client processing device; the client processing device determining whether to request at least a part of the respective sensor signal acquired by at least one of the at least two sensors; upon determining to request the respective sensor signal, the client processing device sending a request to the host processing device receiving the respective sensor signal; upon receiving the request, the host processing device sending the sensor signal to the client processing device; the client processing device generating the signal associated with the participant for video communication.

Abstract: Apparatus and methods for colour grading may be implemented to improve the efficiency of colour grading digital content. Features of the apparatus and methods include: automatic detection of differences between image data and rendered images, automatic suggestions for colour grading, detection and communication of temporal effects, guidance for selecting an order of frames for grading, automated QC processes, and/or reference monitor emulation.

Abstract: Apparatus and methods for colour grading may be implemented to improve the efficiency of colour grading digital content. Features of the apparatus and methods include: automatic detection of differences between image data and rendered images, automatic suggestions for colour grading, detection and communication of temporal effects, guidance for selecting an order of frames for grading, automated QC processes, and/or reference monitor emulation.

Abstract: A imaging projection system that can project uniform illumination onto a light modulator while keeping the point spread function small. A Fourier optical system can be inserted between two uniformization structures so that when light passes the through the system, the light output is uniform both in spatial- and angular space.

Abstract: The invention provides an optical apparatus configured to monitor a state of a diffuser illuminated by a light source, at least one light beam comprising at least one bundle of rays of light exiting the diffuser being for illumination of a transmissive or reflective spatial light modulator of a projector, further comprising a sampler that samples the light beam exiting the diffuser and re-directs the light beam sample towards a detection system, wherein the detection system is coupled to an analyzer that generates a signal when an anomaly is detected in the distribution of the light intensity in a cross-section of the sample of the light beam. It also provides a method of monitoring a state of a diffuser illuminated by a coherent light source.

Abstract: An electronic meeting tool and method for communicating arbitrary media content from users at a meeting includes a node configuration adapted to operate a display node of a communications network, the display node being coupled to a first display. The node configuration is adapted to receive user selected arbitrary media content and to control display of the user selected arbitrary media content on the first display. A peripheral device adapted to communicate the user selected arbitrary media content via the communications network is a connection unit including a connector adapted to couple to a port of a processing device having a second display, a memory and an operating system, and a transmitter. A program is adapted to obtain user selected arbitrary media content, the program leaving a zero footprint on termination. The user may trigger a transfer of the user selected arbitrary media content to the transmitter.

Abstract: An angle selective filter for a light projection system including a wavelength conversion material illuminated by an excitation light source in a first wavelength range, the wavelength conversion material re-emitting light in a second wavelength range after excitation by the light in the first wavelength range. The filter is configured to have a first average transmission which is high for light in the first wavelength range and for angles of incidence in the range [?1,?2], in a third wavelength range, the filter is configured to have a second average transmission which is high for light having an incidence angle in the range [?1,?2], and a third average reflectivity which is high for light having an incidence angle in the range [?2,?3], after reflection on the wavelength conversion material.

Abstract: Apparatus and methods for colour grading may be implemented to improve the efficiency of colour grading digital content. Features of the apparatus and methods include: automatic detection of differences between image data and rendered images, automatic suggestions for colour grading, detection and communication of temporal effects, guidance for selecting an order of frames for grading, automated QC processes, and/or reference monitor emulation.

Abstract: A driver circuit for driving a matrix of N×M pixels of a light emitting module. Each pixel is composed of at least three types of light emitting elements. The light emitting elements are driven by a modulation control signal. The driver circuit is embedded in a TFT layer. It is configured to cooperate with N multiplexers provided in an external driver circuit, each multiplexer being configured to drive one line of M pixels. It is also configured to cooperate with one external current source per type of light emitting element, each external current source being mirrored M times on the matrix of the driver circuit and being arranged in series with a signal switch for generating the control signal provided for each of the M columns.

Abstract: A method, device and system for providing user-centric connections to a location comprising digital collaboration tools, as well as software for carrying out the method. The method includes a network device having a beacon system for proximity detection and a BYOD (Bring Your Own Device). A confirmed BYOD proximity can be used to initiate the setup of a data channel between the network device and the BYOD, and further join the BYOD to a UC (Unified Communications systems and tools) session.

Abstract: An imaging projection system that can project uniform illumination onto a light modular while keeping the point spread function small. A Fourier optical system can be inserted between two uniformization structures so that when light passes the through the system, the light output is uniform both in spatial- and angular space.

Abstract: Systems and methods for mediating an audio source during a meeting are provided. An active audio source is identified and mapped to instances connected to a communications and collaboration platform to determine a mapped instance. An audio signal device is determined from multiple devices for capturing audio from the active audio source. An audio system is configured to manipulate an active audio signal from the audio signal device via the mapped instance. In some cases, upon identifying a new active audio source, a new mapped instance is determined corresponding to the new active audio source.

Abstract: A tileable collimated multi-view pixel display with horizontal parallax, comprising a novel arrangement of horizontal parallax multi-view pixel elements that are placed in front of a collimated pixel display. The display provides a horizontal parallax multi-view pixel element out of an arbitrary portion of a collimated pixel display of M horizontal by N vertical pixels (collimated pixel display portion) to generate M×N unique horizontal viewing directions.

Abstract: There is provided an optical assembly for homogenizing a light beam and optimizing the wavelength conversion efficiency of an illumination system, the optical assembly being configured to be positioned in a beam path of the illumination system comprising a light source emitting the light beam, the optical assembly comprising a wavelength conversion element, a lens assembly comprising at least one lens for focusing the light beam on the wavelength conversion element an integrator rod comprising an entrance and an exit plane, wherein the exit plane of the integrator rod is configured to be reimaged on the wavelength conversion element via the lens assembly, wherein the surface of the exit plane of the integrator rod is a diffusing surface having an engineered topology optimized for the illumination system and with reduced thermal saturation and quenching limits.

Abstract: A first peripheral device for making a functional device available to a processing device. The first peripheral device is configured to expose at least one fixed or configurable endpoint and to receive first processed video data. The first peripheral device is configured to process the first processed video data to generate second video data and to make the second video data available, such that the operating system of the processing device is configured to capture the second video data and to make the second video data available through a custom or standard driver to an application running on a processing device. The first peripheral device is configured to receive a third video data, and to process the third video data to form a second processed video data, and to transmit the second processed video data to the base unit.