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5 results about "Multimedia communication systems" patented technology

Multimedia Communication Systems is a comprehensive guide to the theory, principles, and practical techniques associated with implementing next-generation networked multimedia communications systems.

System and method for multimedia communication using human body as a medium

The present invention relates to a system and method for audio, video and data communication using the human body or any other medium as a channel using techniques which benefits from the presence of the human body or the medium. The system comprises a transmitter and a receiver that communicate with each other by utilizing the properties of the human body to enhance signal strength and data rate. The frequencies used for communication may range from 0.1-200MHz and may employ a variety of modulation schemes, including pulse-based, spread-spectrum, time- domain, and amplitude, phase, and frequency modulation. The communication may be digital or analog and may use single or multi-bit / symbol modulation. The system provides for efficient, secure, and reliable communication that does not require line-of-sight transmission or the use of traditional communication channels. The system finds applications in various fields, including, but not limited to healthcare, military, and entertainment industries.
Owner:QUASISTATICS INC

Improving streaming video quality in lossy network conditions

In various examples, systems, devices and methods are disclosed relating to enhancing the efficiency and reducing the delay of error resilience in multimedia communication systems. The systems, devices and methods can include a computer system determining a sliding frame window (or a sliding reference window) for a video stream. The size of the sliding frame window represents a minimum separation between reference frames and corresponding inter frames. The computer system can encode a plurality of video frames of the video stream according to the size of the sliding frame window, such that a separation between any pair of video frames of the plurality of video frames including a reference frame and a corresponding inter-frame is greater than or equal to the size of the sliding frame window.
Owner:NVIDIA CORP