Abstract: The present disclosure describes a system 400 for transmitting power to a remote Power over Ethernet (PoE) subsystem by forwarding Powered Device (PD) input voltage where the subsystem includes a PD and a Power Sourcing Equipment (PSE) device. Included is a master PSE device 402, a first subsystem 410, and a second subsystem 428. The first subsystem 410 includes a first PD 418 that includes a first power switching device 426 and a first PSE device 424. The first power switching device 426 forwards the input power from the first PD 418 to the first PSE 424 without disturbing the PoE handshaking between the devices. The second subsystem 428 receives the power from the first subsystem's 410 first PSE device 424. And the second subsystem 428 operates in a manner similar to the first subsystem 410.

Abstract: The present disclosure describes a system 400 for transmitting power to a remote Power over Ethernet (PoE) subsystem by forwarding Powered Device (PD) input voltage where the subsystem includes a PD and a Power Sourcing Equipment (PSE) device. Included is a master PSE device 402, a first subsystem 410, and a second subsystem 428. The first subsystem 410 includes a first PD 418 that includes a first power switching device 426 and a first PSE device 424. The first power switching device 426 forwards the input power from the first PD 418 to the first PSE 424 without disturbing the PoE handshaking between the devices. The second subsystem 428 receives the power from the first subsystem's 410 first PSE device 424. And the second subsystem 428 operates in a manner similar to the first subsystem 410.

Abstract: This disclosure describes a system and method that bridges communications between multiple unified communication (UC) clients. This disclosure provides a UC bridging tool configured to execute computer implemented instructions using the processor and memory. The processor is further configured to: receive UC client specific human interface device HID commands from a plurality of UC clients with a UC client driver module, wherein each UC client driver is configured to translate UC client specific human interface device (HID) commands for each UC client driver to a common format; receive HID commands in the common format and translate the HID commands from the common format into a device specific format with a UC audio assistant module; pass the HID commands in the device specific format to an output device with a device specific driver module that further comprises a set of device specific drivers.

Abstract: This disclosure describes a system (100, 130) for a USB to Bluetooth audio bridging method and apparatus. The system includes a host device (102) having a first universal serial bus (USB) interface (107) and a second USB interface (110); an adaptor (108) in connection with the first USB interface (107) which is compatible to operate based on a Bluetooth-type communication protocol; a peripheral device (106) coupled to the second USB interface (110); and a mobile communication device (104) linked to the host device (102) via the adaptor (108). The mobile communication device (104) communicates an audio data signal to the adaptor (108) and an audio bridging device (116). The audio bridging device (116) maps the second USB interface (110) to the adaptor (108) and routes audio data signals alone or in combination with another audio data signals to the peripheral device (106) via the second USB interface (110).

Abstract: This disclosure describes a conferencing system with spatial rendering of audio data. The conferencing system includes a local conferencing device that includes a plurality of microphones, an audio encoder, and a spatial encoder that are associated with a local endpoint. The conferencing system further includes a remote conferencing device that includes a plurality of speakers, an audio decoder, and a spatial renderer that are associated with the remote endpoint. The spatial renderer is configured to superimpose a coordinate system for the plurality of speakers and a coordinate system for the plurality of microphones during spatial rendering of the audio data.

Abstract: This disclosure describes a conferencing system with spatial rendering of audio data. The conferencing system includes a local conferencing device that includes a plurality of microphones, an audio encoder, and a spatial encoder that are associated with a local endpoint. The conferencing system further includes a remote conferencing device that includes a plurality of speakers, an audio decoder, and a spatial renderer that are associated with the remote endpoint. The spatial renderer is configured to superimpose a coordinate system for the plurality of speakers and a coordinate system for the plurality of microphones during spatial rendering of the audio data.

Abstract: This disclosure describes a system and method that bridges communications between multiple unified communication (UC) clients. This disclosure provides a UC bridging tool configured to execute computer implemented instructions using the processor and memory. The processor is further configured to: receive UC client specific human interface device HID commands from a plurality of UC clients with a UC client driver module, wherein each UC client driver is configured to translate UC client specific human interface device (HID) commands for each UC client driver to a common format; receive HID commands in the common format and translate the HID commands from the common format into a device specific format with a UC audio assistant module; pass the HID commands in the device specific format to an output device with a device specific driver module that further comprises a set of device specific drivers.

Abstract: This disclosure describes a system for negotiating video camera and display capabilities in a video conferencing environment. The system includes a local camera; a local communication device; and a session negotiation device where the session negotiation device further comprises a processor, memory, and a storage.

Abstract: This disclosure describes a system for negotiating video camera and display capabilities in a video conferencing environment. The system includes a local camera; a local communication device; and a session negotiation device where the session negotiation device further comprises a processor, memory, and a storage.

Abstract: Voice over internet protocol (VoIP) devices and conferencing systems may include a spatial encoder associated with a first endpoint and a spatial renderer associated with a second endpoint. The spatial renderer may configured to receive audio data. The audio data may be rendered among a plurality of speakers based on a first set of spatial information for a plurality of microphones associated with the first endpoint, and a second set of spatial information for the plurality of speakers associated with the second endpoint. A method for generating a sound field may include determining spatial information for a plurality of microphones in a local room, determining spatial information for a plurality of speakers in a remote room, mapping the spatial information for the plurality of microphones and the spatial information for the plurality of speakers, and generating a sound field in the remote room based on the mapping.

Abstract: This disclosure describes a system and method for negotiating video camera and display capabilities in a multi-camera/multi-display video conferencing environment. The method includes the at least one processor (120, 210, 218) determining negotiation information associated with a group of local devices (112). The negotiation information includes relative spatial information and data stream characteristics. The method also includes the at least one processor (120, 210, 218) defining the determined negotiation information in a predetermined format compatible with at least one remote device (114). The method further includes the at least one processor (120, 210, 218) applying the determined negotiation information for negotiating capability of at least one device (112-1) among the group of local devices (112) and the at last one remote device (114) for data communication.

Abstract: A conferencing system may comprise an electronic display configured to display remote video generated within a remote conference room, a speaker configured to reproduce remote audio generated within the remote conference room, and a processor configured to receive local audio generated within a local conference room and picked up by a microphone assembly that is part of a separate device from the electronic display. A related method may include displaying remote video on an electronic display of an all-in-one display, reproducing remote audio through at least one speaker of the all-in-one display; and performing echo cancellation of local audio using the remote audio as an echo cancellation reference. Another method may include receiving, at an all-in-one display, a plurality of local audio signals from a plurality of microphone assemblies that are separate from the all-in-one display, and controlling, within the all-in-one display, gating of the plurality of microphone assemblies.

Abstract: Embodiments include methods and apparatuses for echo cancelation involving multiple audio channels and the production, sensing, or a combination thereof of multiple audio channels in conferencing systems. A conferencing apparatus with a plurality of speakers configured to generate outgoing acoustic waves responsive to a multi-channel audio signal. One or more microphones are configured to sense incoming acoustic waves from the plurality of speakers and from locally produced acoustic waves from a participant of a conference to generate one or more incoming audio signals. A processor is operably coupled to the plurality of speakers and the one or more microphones. The processor is configured to perform acoustic echo cancelation on the one or more incoming audio signals relative to at least two different channels of the multi-channel audio signal.

Abstract: This disclosure describes a system that uses a virtual audio device system for unified communications (UC) applications between a host device and a plurality of audio devices (100, 130), which includes a host device (108), a plurality of audio devices (104, 106), and a virtual audio device system (124). The host device (108) executes a Unified Communications (UC) application (114) to generate a first audio data stream. The host device (108) is in communication with a microphone (110) and a speaker (112). The plurality of audio devices (104, 106) receive the first audio data stream generated by the host device, where each of the plurality of audio devices (104, 106) generates its own audio data stream. Further, the virtual audio device system (124) establishes a communication channel between the UC application (114) and the plurality of audio devices (104, 106) based on the plurality of audio devices (104, 106) connected to the host device (108).

Abstract: This disclosure describes a system (100, 130) for a USB to Bluetooth audio bridging method and apparatus. The system includes a host device (102) having a first universal serial bus (USB) interface (107) and a second USB interface (110); an adaptor (108) in connection with the first USB interface (107) which is compatible to operate based on a Bluetooth-type communication protocol; a peripheral device (106) coupled to the second USB interface (110); and a mobile communication device (104) linked to the host device (102) via the adaptor (108). The mobile communication device (104) communicates an audio data signal to the adaptor (108) and an audio bridging device (116). The audio bridging device (116) maps the second USB interface (110) to the adaptor (108) and routes audio data signals alone or in combination with another audio data signals to the peripheral device (106) via the second USB interface (110).

Abstract: This disclosure describes a system and method for negotiating video camera and display capabilities in a multi-camera/multi-display video conferencing environment. The method includes the at least one processor (120, 210, 218) determining negotiation information associated with a group of local devices (112). The negotiation information includes relative spatial information and data stream characteristics. The method also includes the at least one processor (120, 210, 218) defining the determined negotiation information in a predetermined format compatible with at least one remote device (114). The method further includes the at least one processor (120, 210, 218) applying the determined negotiation information for negotiating capability of at least one device (112-1) among the group of local devices (112) and the at last one remote device (114) for data communication.

Abstract: This disclosure describes a bridge and control proxy for unified communication systems. The bridge transmits and receives data from a unified communication system. In addition, the bridge transmits and receives data from a non-compatible device. The bridge translates the data between the unified communication system and the non-compatible device. The bridge stores selected data such as presence information for later use by the unified communication system and/or the non-compatible device. Further, the bridge uses Web services to discover, promote, and/or advertise non-compatible devices to the unified communication system.

Abstract: A unified communications (UC) device may comprise a processor configured to enable audio communication between a plurality of different UC clients according to a UC bridging software architecture, the plurality of different UC clients having different communication formatting requirements. A computer readable medium may have instructions stored thereon, that when executed by a processor cause the processor to: translate a first client specific command for a first UC client to a second client specific command for a second UC client; and bridge audio from the first UC client and the second UC client. Another embodiment includes a related UC method. The method comprises bridging audio from a plurality of different UC clients having different communicating formatting requirements, and enabling commands to be communicated between the plurality of different UC clients by translating commands between the plurality of different UC clients.

Abstract: A conferencing system may comprise an electronic display configured to display remote video generated within a remote conference room, a speaker configured to reproduce remote audio generated within the remote conference room, and a processor configured to receive local audio generated within a local conference room and picked up by a microphone assembly that is part of a separate device from the electronic display. A related method may include displaying remote video on an electronic display of an all-in-one display, reproducing remote audio through at least one speaker of the all-in-one display; and performing echo cancellation of local audio using the remote audio as an echo cancellation reference. Another method may include receiving, at an all-in-one display, a plurality of local audio signals from a plurality of microphone assemblies that are separate from the all-in-one display, and controlling, within the all-in-one display, gating of the plurality of microphone assemblies.

Abstract: Voice over internet protocol (VoIP) devices and conferencing systems may include a spatial encoder associated with a first endpoint and a spatial renderer associated with a second endpoint. The spatial renderer may configured to receive audio data. The audio data may be rendered among a plurality of speakers based on a first set of spatial information for a plurality of microphones associated with the first endpoint, and a second set of spatial information for the plurality of speakers associated with the second endpoint. A method for generating a sound field may include determining spatial information for a plurality of microphones in a local room, determining spatial information for a plurality of speakers in a remote room, mapping the spatial information for the plurality of microphones and the spatial information for the plurality of speakers, and generating a sound field in the remote room based on the mapping.