Abstract: System, device, and method for transmitting a video via a User Datagram Protocol (UDP) over Internet Protocol (IP) communication link. A method includes: generating by a video encoder a set of N packets of compressed data per each frame of the video, wherein N is a natural number; and upon generation of each set of N packets for a specific frame of that video, immediately performing the transmitting of the set of N packets that corresponds to a single encoded video frame, via that UDP over IP communication link, without waiting for encoding or packetization of any other video frame of that video. Each packet of that video frame includes at least: a Coarse video data packet-portion, and a Fine video data packet-portion, and optionally also a Header packet-portion that includes sub-frames mapping information.

Abstract: There is provided a method, apparatus, computer program product and wearable device for monitoring volumetric change of a lung during a breathing cycle by using an electronic signal. The method comprises: receiving by a receiver an electronic signal transmitted from a transmitter, wherein at least part of a path of the signal contours at least part of a chest wall of the lung; determining by the receiver measurements of an attribute of the signal received at the beginning and the end of a time interval during the breathing cycle; calculating by a processor a change in length of the signal path during the time interval based on the measurements of the attribute of the signal received at the beginning and the end of the time interval; and calculating by the processor a volumetric change during the time interval based on the change in signal path length.

Abstract: There is provided a method and system of monitoring a respiratory condition of a subject, the method including obtaining input data indicative of an alternating signal representative of change of length of at least part of a contour along a subject's chest wall and/or abdominal wall during one or more breathing cycles, the input data generated by periodically measuring the change of length during the breathing cycles; analyzing the input data to detect an irregular breathing pattern, the irregular breathing pattern represented by at least one local change in the form of the alternating signal during an expiratory phase of at least one of the one or more breathing cycles; and determining a respiratory condition of the subject based on a result of the detection.

Abstract: Systems, devices, and methods of performing inter-frame prediction in video compression. A method includes: partitioning a video frame into superblocks, each superblock includes a plurality of macroblocks; determining an upper boundary on attributes that are associated with residual blocks of the plurality of macroblocks, based on pre-defined constraints on the total number of bits allocated for motion vector descriptions in a superblock; for each macroblock in a superblock, determining a partition size and a motion vector resolution which yield, for all macroblocks in the superblock, a motion vector description and a corresponding residual with attributes less than or equal to the upper boundary.

Abstract: A wireless video transmission system includes: a coarse compression module to compress a video sub-frame and to generate coarse data of the video sub-frame: a coarse decompression module to generate a coarse sub-frame from the coarse data; an error frame extractor to generate an error sub-frame from the coarse sub-frame and from the video sub-frame; a refinement data encoder to generate a set of transform coefficients from the error sub-frame, and to select a subset of transform coefficients from the set of transform coefficients according to an end-of-block (EOB) indication in the coarse data; and a data combining and modulation module to combine and transmit the coarse data and a refinement data including the subset of transform coefficients.

Abstract: System, device, and method for transmitting a video via a User Datagram Protocol (UDP) over Internet Protocol (IP) communication link. A method includes: generating by a video encoder a set of N packets of compressed data per each frame of the video, wherein N is a natural number; and upon generation of each set of N packets for a specific frame of that video, immediately performing the transmitting of the set of N packets that corresponds to a single encoded video frame, via that UDP over IP communication link, without waiting for encoding or packetization of any other video frame of that video. Each packet of that video frame includes at least: a Coarse video data packet-portion, and a Fine video data packet-portion, and optionally also a Header packet-portion that includes sub-frames mapping information.

Abstract: A wireless video transmission system includes: a coarse compression module to compress a video sub-frame and to generate coarse data of the video sub-frame: a coarse decompression module to generate a coarse sub-frame from the coarse data; an error frame extractor to generate an error sub-frame from the coarse sub-frame and from the video sub-frame; a refinement data encoder to generate a set of transform coefficients from the error sub-frame, and to select a subset of transform coefficients from the set of transform coefficients according to an end-of-block (EOB) indication in the coarse data; and a data combining and modulation module to combine and transmit the coarse data and a refinement data including the subset of transform coefficients.

Abstract: A wireless video transmission system includes: a coarse compression module to compress a video frame and to generate coarse data of the video frame; a coarse decompression module to generate coarse frame information from the coarse data; a distortions extractor to generate coarse distortions from the coarse frame and from the video frame; a refinement data encoder to generate refinement data from coarse distortions based on the coarse frame information; and a data combining and modulation module to combine and transmit the coarse data and the refinement data.

Abstract: A method for analog transmission of video from a transmitter using multiple transmit antennas includes transmitting analog video signals through at least two antennas to a receiver, monitoring at the receiver an attribute of the channels between the transmit antennas and an antenna of the receiver, and changing a phase and magnitude of an analog video signal being transmitted through at least one of the at least two antennas responsive to the monitoring. Additionally, a method for analog transmission of video signals using multiple transmit antennas includes space-time coding.

Abstract: A method for long-term reference prediction video compression, includes: dividing a viewing area into a plurality of viewing sections; measuring an elevation and an azimuth of a field of view (fov) in one or more of the viewing sections; determining a storage location of a video frame associated with the field of view based on the measured elevation and azimuth. A long-term reference prediction video compression encoder, includes: a buffer for storing long-term video frames; a detector to measure an elevation and an azimuth of a field of view associated with a video frame; a buffer manager to determine, based on the measured elevation and azimuth, to store data associated with the video frame in the long-term frame buffer.

Abstract: Systems, devices, and methods of performing inter-frame prediction in video compression. A method includes: partitioning a video frame into superblocks, each superblock includes a plurality of macroblocks; determining an upper boundary on attributes that are associated with residual blocks of the plurality of macroblocks, based on pre-defined constraints on the total number of bits allocated for motion vector descriptions in a superblock; for each macroblock in a superblock, determining a partition size and a motion vector resolution which yield, for all macroblocks in the superblock, a motion vector description and a corresponding residual with attributes less than or equal to the upper boundary.

Abstract: A method for wireless transmission the method includes differentiating between at least a first type of video data and a second type of video data, where at least the first video type is more important than the second video type. The method provides independently controlling the amounts of transmission power allocated to each of the types of data; and multiplexing and transmitting the types of data with their allocated amounts of transmission power.

Abstract: A method for long-term reference prediction video compression, includes: dividing a viewing area into a plurality of viewing sections; measuring an elevation and an azimuth of a field of view (fov) in one or more of the viewing sections; determining a storage location of a video frame associated with the field of view based on the measured elevation and azimuth. A long-term reference prediction video compression encoder, includes: a buffer for storing long-term video frames; a detector to measure an elevation and an azimuth of a field of view associated with a video frame; a buffer manager to determine, based on the measured elevation and azimuth, to store data associated with the video frame in the long-term frame buffer.

Abstract: A system for wireless video transmission includes a video compression unit to generate a description of DCT taps, a linear mapper to generate transmission payload from the DCT taps, and a wireless transmitter to map the transmission payload into constellation points, wherein the real part and the imaginary part of each of the constellation points is a monotonic function of some of the DCT taps.

Abstract: A method of allocating time for uplink communications between a remote control unit and a drone system includes interrupting downlink communications from the drone.

Abstract: An in-service radar detection unit for a wireless analog video receiver includes a channel estimator, a signal recovery vector creator, a signal estimator, a radar detector, and a control transmitter. The channel estimator generates a channel estimation between a transmitter and a receiver from a plurality of signals received on a plurality of antennas. The signal recovery vector creator creates a non-zero nulling vector from the channel estimation. The signal estimator utilizes the nulling vector to restore an additional signal, other than an analog video, from the received signals. The radar detector detects a radar signal in the additional signal, and the control transmitter transmits an indication of the detected radar signal using at least one of the antennas.

Abstract: A system for wireless video transmission includes a video compression unit to generate a description of DCT taps, a linear mapper to generate transmission payload from the DCT taps, and a wireless transmitter to map the transmission payload into constellation points, wherein the real part and the imaginary part of each of the constellation points is a monotonic function of some of the DCT taps.

Abstract: A method for analog transmission of video from a transmitter using multiple transmit antennas includes transmitting analog video signals through at least two antennas to a receiver, monitoring at the receiver an attribute of the channels between the transmit antennas and an antenna of the receiver, and changing a phase and magnitude of an analog video signal being transmitted through at least one of the at least two antennas responsive to the monitoring. Additionally, a method for analog transmission of video signals using multiple transmit antennas includes space-time coding.

Abstract: A method of allocating time for uplink communications between a remote control unit and a drone system includes interrupting downlink communications from the drone.

Abstract: A method of transmitting compressed video data includes: encoding video data; generating coarse data and refinement data from the video data; packetizing the coarse data into a first packet; and successively packetizing the refinement data into a plurality of packets. Each successive packet of the plurality of packets includes a finer description of the refinement data relative to the previous packet.