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US20120099629 Communications Wiring Noise Level Monitor and Alarm Indicator  
In an apparatus and method of testing the capacity of a network to support DSL services, a test device is coupled to a pair of wires (e.g., Tip-Ring) that support DSL services between ATU-C and...
US20120224650 System and Method for Uplink Inter Cell Interference Coordination in a Wireless Access System  
A system and method for uplink inter cell interference coordination and multi-user multiple input, multiple output in a wireless access system are provided. A method for providing uplink inter cell...
US20110075724 ENCODING PARAMETERS WITH UNIT SUM  
In general, techniques are described for encoding parameters with unit sum. In one example, an apparatus comprising a control unit implements these parameter encoding techniques. The control unit...
US20120230430 Parameter Set Maintenance in Video Coding  
Systems and methods for decoding include receiving a parameter set NAL unit including a reference ID and at least one flag f(n); for all n, if the at least one flag f(n) is not set, maintaining the...
US20130016783 Method and Apparatus for Coding Unit Partitioning  
A method for coding unit partitioning in a video encoder is provided that includes performing intra-prediction on each permitted coding unit (CU) in a CU hierarchy of a largest coding unit (LCU) to...
US20090046803 Transmitter and receiver for a wireless audio transmission system  
There is provided a transmitter for a wireless audio transmission system comprising at least one analog/digital converter unit for analog/digital conversion of the analog audio signals to be...
US20110064092 POINT TO MULTIPOINT CROSSLINK  
A communication network comprises a first central digital subscriber line (DSL) unit having at least one application port and a plurality of DSL ports; a first remote DSL unit having at least one...
US20130114736 PADDING OF SEGMENTS IN CODED SLICE NAL UNITS  
A video encoder divides a picture into a plurality of picture partitions, such as tiles or wavefront parallel processing (WPP) waves. The picture partitions are associated with non-overlapping...
US20110158293 NOISE AND CHANNEL ESTIMATION USING LOW SPREADING FACTORS  
Noise measurements are made within a fraction of a single symbol period of a longest orthogonal code symbol. A control processor identifies an unoccupied code having a spreading factor that is less...
US20120219036 USING MULTIPLE ANTENNAS TO IMPROVE RANGING AVAILABILITY  
Certain aspects of the present disclosure relate to a technique for multiple antennas on a body-mounted node to improve ranging availability. The present disclosure also supports utilizing transmit...
US20130010865 REDUCED RESOLUTION PIXEL INTERPOLATION  
An offset can be applied to intermediate values obtained while performing an interpolation filtering operation such that applying the offset reduces the bitdepth of the intermediate value. The...
US20130010873 SYSTEM AND METHOD OF ADAPTIVE VERTICAL SEARCH RANGE TRACKING FOR MOTION ESTIMATION IN DIGITAL VIDEO  
A system and method which determines an adaptive vertical search range used to provide motion estimation in digital video content are disclosed. In some embodiments, a fixed-size vertical search...
US20120087453 METHOD FOR SELECTING CLOCK SOURCE IN SYNCHRONIZATION DIGITAL HIERARCHY NETWORK  
A method for selecting a clock source in Synchronization Digital Hierarchy (SDH) network and a clock module are provided in the present invention. The method includes: generating a clock...
US20060130148 Fingerprinting code structure and collusion customer identifying method using the same  
A fingerprint code structure and a collusion customer identifying method using the same are disclosed. The collusion customer identifying method includes the steps of: inserting a fingerprint code...
US20130058383 CLOSED-LOOP MULTIPLE-INPUT-MULTIPLE-OUTPUT SCHEME FOR WIRELESS COMMUNICATION BASED ON HIERARCHICAL FEEDBACK  
The present invention provides methods implemented in a base station having a plurality of antennas and one or more user terminals. One embodiment of the method includes receiving feedback from at...
US20110211647 CLOSED-LOOP MULTIPLE-INPUT-MULTIPLE-OUTPUT SCHEME FOR WIRELESS COMMUNICATION BASED ON HIERARCHICAL FEEDBACK  
The present invention provides methods implemented in a base station having a plurality of antennas and one or more user terminals. One embodiment of the method includes receiving feedback from at...
US20110268180 Method and System for Low Complexity Adaptive Quantization  
A method of encoding a block of pixels in a digital video sequence that includes computing an average texture measure for a plurality of blocks of pixels encoded prior to the block of pixels,...
US20120170689 Geometry Based Efficient Decoder for Underdetermined MIMO Systems and Decoding Method Thereof  
A decoder for underdetermined MIMO systems with low decoding complexity is provided. The decoder consists of two stages: 1. Obtaining all valid candidate points efficiently by slab decoder. 2....
US20130177083 MOTION VECTOR CANDIDATE INDEX SIGNALING IN VIDEO CODING  
A video encoder generates a first and a second candidate list. The first candidate list includes a plurality of motion vector (MV) candidates. The video encoder selects, from the first candidate...
US20120099459 RADIO COMMUNICATIONS SYSTEM WITH A MINIMAL BROADCAST CHANNEL  
In one embodiment, the present invention comprises transmitting a broadcast burst in a broadcast channel from a base station of a radio communications system. The invention further comprises...
US20120163433 Method for Reducing Interference in Multi-Cell Multi-User Wireless Networks  
This invention provides a method for exploiting precoder optimization gains and multi-user diversity gains with interference alignment in general MIMO wireless networks including multiple users....
US20140037015 SAMPLING GRID INFORMATION FOR SPATIAL LAYERS IN MULTI-LAYER VIDEO CODING  
Sampling grid information may be determined for multi-layer video coding systems. The sampling grid information may be used to align the video layers of a coding system. Sampling grid correction...
US20070009028 Video telecommunication system for synthesizing a separated object wit a new background picture  
Embodiments of a video telecommunication system are provided that can obtain a background scene desired by a user by automatically changing a background scene into a different background scene. The...
US20130107916 Methods for Inter-User Interference Indication Feedback and Usage in MU-MIMO Wireless Systems  
The present invention proposes methods for facilitating and improving the performance of MU-MIMO transmission in wireless communication systems. Each user within a MU group inserts an inter-user...
US20090168866 ENCODING DEVICE, METHOD, AND PROGRAM  
Pictures can be encoded such that no display wait occurs or a decoding side. Pictures are re-encoded such that their encoding order is changed. As a result, picture B3 is detected as picture Na+1...
US20080002773 VIDEO DECODED PICTURE BUFFER  
The H.264/AVC decoded picture buffer is managed with an additional display queue list and a free buffer list together with the decoded picture buffer determined by pointers to frame buffers to...
US20140003520 Differentiating Decodable and Non-Decodable Pictures After RAP Pictures  
In one embodiment, a non-decodable leading picture is identified. A picture is identified as a decodable picture when the picture follows a random access picture (RAP) in decode order and precede...
US20130208772 MICROWAVE SYSTEM  
A microwave system comprising a center fed parabolic reflector; a radio transceiver, said transceiver disposed on a circuit board and coupled to a radiator, said radiator disposed on the circuit...
US20120207198 SYMBOL TIMING ACQUISITION USING EARLY-LATE INTERPOLATION  
Symbol timing acquisition is described for a wireless broadband signal received at a user terminal from a gateway via a satellite. In-phase and quadrature channels of the wireless signal may each...
US20130121391 Adaptive Offset Adjustment Algorithm  
An apparatus and method is disclosed to compensate for one or more offsets in a communications signal. A communications receiver may carry out an offset adjustment algorithm to compensate for the...
US20130142261 SCALABLE MOTION ESTIMATION WITH MACROBLOCK PARTITIONS OF DIFFERENT SHAPES AND SIZES  
Scalable motion estimation is provided for macroblocks of a picture with the macroblocks being subdividable into partitions of different shapes and sizes. One embodiment of a method for performing...
US20130044803 INSTANTANEOUS DECODER REFRESH FRAME ALIGNED MULTI-BITRATE TRANSCODER OUTPUT  
A video stream is transcoded to provide a plurality of primary profiles. Individual frames of the video stream have a Presentation Time Stamp (PTS). A PTS is used as a token to identify particular...
US20130114717 GENERATING ADDITIONAL MERGE CANDIDATES  
In generating a candidate list for inter prediction video coding, a video coder can perform pruning operations when adding spatial candidates and temporal candidates to a candidate list while not...
US20120082232 ENTROPY CODING COEFFICIENTS USING A JOINT CONTEXT MODEL  
This disclosure describes techniques for performing entropy encoding and decoding of video coefficients using a joint context model shared between transform units having different sizes. For...
US20120236958 REDUCED POWER-CONSUMPTION TRANSMITTERS  
An exemplary embodiment discloses a digital control block for dynamically regulating power consumption of the transmitter; and a first driver amplifier circuit comprising a plurality of bias-modes...
US20090040303 Automatic video quality monitoring for surveillance cameras  
A system for automatically determining video quality receives video input from one or more surveillance cameras (16a, 16b . . . 16N), and based on the received input calculates a number of video...
US20120140858 FINE SYMBOL TIMING ESTIMATION  
Systems and methods for fine symbol timing estimation are disclosed herein. In one embodiment, a wireless receiver includes a differential detector, a correlator, a coarse symbol timing estimator,...
US20130322547 METHOD OF DETERMINING BINARY CODEWORDS FOR TRANSFORM COEFFICIENTS  
A system is provided for determining a binary codeword for a symbol representing a transform coefficient within transform units (TUs) that divide up coding units (CUs) in a High Efficiency Video...
US20120288014 ERROR CONCEALMENT FOR FRAME LOSS IN MULTIPLE DESCRIPTION CODING  
Systems and methodologies for concealing frame loss in a video transmission environment are provided herein. Multiple Description Coding (MDC) can be used as an Error Resilience technique for video...
US20110216846 METHOD AND USER EQUIPMENT FOR TRANSMITTING PRECODING MATRIX INFORMATION, AND METHOD AND BASE STATION FOR CONFIGURING PRECODING MATRIX  
An apparatus and method for a precoding matrix are disclosed. A codebook used for selecting a precoding matrix is comprised of m subgroups each including n precoding matrices. A user equipment...
US20120207214 WEIGHTED PREDICTION PARAMETER ESTIMATION  
Video coding systems incorporate techniques for deriving scalars W and/or O for use in weighted prediction. W represents a scaling factor and O represents an offset value. Given a frame of input...
US20090028244 COMPRESSED NON-REFERENCE PICTURE RECONSTRUCTION FROM POST-PROCESSED REFERENCE PICTURES  
A method of compressed picture reconstruction using a plurality of post-processed reference pictures. The method generally includes the steps of (A) generating a first of a plurality of...
US20130148721 Reference Frame Management for Screen Content Video Coding Using Hash or Checksum Functions  
Techniques are provided for reference frame management for screen content video coding using hash or checksum functions. A video data stream including a plurality of frames is received, each frame...
US20120275501 PLUGGABLE SYNCHRONIZATION CLOCKS, NETWORKS, SYSTEMS AND METHODS RELATED THERETO  
A pluggable synchronization clock comprising: a pluggable transceiver and a system clock synchronization subsystem embodied within the pluggable transceiver. The system clock synchronization...
US20130003868 PICTURE CODING AND DECODING  
A picture (1) with multiple slices (2-5) is encoded by generating a coded slice representation for each of the slices. A slice flag is set to a first value for the first slice (2) in the picture...
US20130094595 Method for Channel Estimation Using Cell Specific Reference Symbols  
The invention relates to a method in a user equipment for channel estimation, the user equipment communicating within a wireless communication system comprising at least two cells arranged in a...
US20110002412 METHOD FOR DETERMINING DEMODULATION REFERENCE SIGNAL IN THE UPLINK, UE AND UPLINK SYSTEM  
The present invention discloses a method for determining an uplink demodulation reference signal (DMRS), which includes: taking one of multiple transmit antennas in the uplink as a base transmit...
US20140105289 Efficient Architecture for Layered VDR Coding  
In layered Visual Dynamic range (VDR) coding, inter-layer prediction requires several color-format transformations between the input VDR and Standard Dynamic Range (SDR) signals. Coding and...
US20080273643 APPARATUS AND METHOD OF EXACT TIME FRAMING IN A DMB-TH TRANSMITTER  
A transmitter comprising: a digital encoder for encoding incoming digital information; and a digital to analog converter for converting the encoded digital information into analog information is...
US20090148132 INFERENTIAL PROCESSING TO ASCERTAIN PLURAL LEVELS OF PICTURE INTERDEPENDENCIES  
Systems and methods that receive a video stream comprising a sequence of compressed pictures, the compressed pictures comprising a plurality of levels of picture importance including a first...