Patent application number | Description | Published |
20100002695 | DISTRIBUTION OF PACKETS AMONG A PLURALITY OF NODES - In a method of distributing packets from a multimedia source to a plurality of nodes, in at least one of the plurality of nodes, a packet stream is received from the multimedia source and a received packet is outputted. In addition, in at least another one of the plurality of nodes, the packet stream is received from the multimedia source, a packet outputted by the at least one of the plurality of nodes is received, determination as to whether a packet is missing from the packet stream received from the multimedia source is made, a determination as to whether the packet outputted by the at least one other node comprises a missing packet is made, and the packet outputted by the at least one other node is stored in response to the outputted packet comprising a missing packet. | 01-07-2010 |
20100086023 | MANAGING MULTIVIEW STREAMING VIDEO DATA COMPOSED OF FRAMES - A system for managing multiview streaming video data composed of a plurality of frames includes an encoder configured to encode multiple representations of at least one frame of the plurality of frames corresponding to multiple views using different reference frames for each of the multiple representations. The system also includes a controller configured to create a coding tree containing the plurality of frames and the multiple representations. The system further includes a data store configured to store the coding tree, wherein the controller is further configured to identify a storage constraint of the data store and to omit at least one of the multiple representations from the coding tree to cause the plurality of frames stored in the data store to remain within the storage constraint. | 04-08-2010 |
20100295922 | Coding Mode Selection For Block-Based Encoding - In a method of selecting coding modes for block-based encoding of a digital video stream composed of a plurality of successive frames, depth values of pixels contained in coding blocks having different sizes in the plurality of successive frames are obtained, the largest coding block sizes that contain pixels having sufficiently similar depth values are identified, and coding modes for block-based encoding of the coding blocks having, at minimum, the largest identified coding block sizes are selected. | 11-25-2010 |
20100306403 | METHOD FOR STREAMING VIDEO DATA - A method for streaming video data. Video data is received. At least one frame of the video data is segmented into a plurality of regions. Video data corresponding to a first region of the plurality of regions is transmitted over a network. The video data corresponding to a second region of the plurality of regions is modified according to interactive input. The video data corresponding to a modified version of the second region is transmitted over the network. | 12-02-2010 |
20100325255 | DATA TRANSMISSION SYSTEM AND METHOD - There is provided a data transmission system capable of preferably transmitting data, the real-time property of which is regarded as being important and which is generated at a short period of time, over a network that causes delay and the missing of transmission data. An avatar location processing unit ( | 12-23-2010 |
20110292886 | CHANNEL ASSIGNMENT FOR A WIRELESS NETWORK - Channel assignment for access points (APs) in a wireless network includes determining at least one of a MaxSum and a MaxMin, and determining a channel assignment for the APs based on at least one of the MaxSum and the MaxMin. The MaxSum is a maximization of a system throughput and the system throughput is a sum of throughput of nodes in the network. The MaxMin is a maximization of a minimum throughput of a set of AP-client links in the network. The AP-client link is a link between an AP and a client associated with the AP. | 12-01-2011 |
20150026747 | STREAM-SWITCHING IN A CONTENT DISTRIBUTION SYSTEM - Stream-switching techniques are applied in a content delivery system. A merge frame is generated as a function of bit-rates, distortion, and a piecewise constant operator. Parameters of the piecewise constant operator are selected to optimize the merge frame. Data streams are switched based on bandwidth requirements, switch requests, and throughput of a network. Images are reconstructed based on the merge frames and prediction frames. Reconstructed images are identically reconstructed for any prediction frame based on the merge frame. | 01-22-2015 |
Patent application number | Description | Published |
20090029570 | Relay substrate and substrate assembly - According to an aspect of an embodiment, a substrate for connecting circuit boards comprises: a substrate member having a first surface and a second surface facing each other and a first end and a second end facing each other; a first signal line formed on the first surface of the first end; a second signal line formed on the second surface of the second end; a third signal line connecting the first signal line with the second signal line; a first ground plane arranged on the first surface and surrounding the first signal line; and a portion of the second signal line formed over the first ground, the portion comprising narrower than an other portion of the second signal line. | 01-29-2009 |
20090140773 | Phase detection apparatus and phase synchronization apparatus - A feedback circuit includes a third variable delay device that controls the amount of phase delay of a first clock; a third logic gate that detects a phase difference between the first clock delayed by the third variable delay device and the first clock, and outputs a third signal of a pulse width corresponding to the phase difference detected; and a LPF that outputs, as a control signal Vcontrol, the integral of the pulse width of the third signal. The control signal Vcontrol, indicative of a delay amount, is fed back the third variable delay device and input to a first variable delay device and a second variable delay device of a phase-difference detection unit. | 06-04-2009 |
20090238301 | MULTILEVEL SIGNAL RECEIVER - In the present multilevel signal receiver, an output signal of a comparator which judges a high-level of a multilevel signal and a signal obtained by inverting an output signal of a comparator which judges a low-level of the multilevel signal are input to an edge-triggered RS-FF, and an output signal of the edge-triggered RS-FF is fed back to the comparator on the high-level side via a LPF, so that a high-level threshold voltage is regulated. At the same time, a signal obtained by inverting the output signal of the comparator on the high-level side and the output signal of the comparator on the low-level side are input to an edge-triggered RS-FF, and an output signal of the edge-triggered RS-FF is fed back to the comparator on the low-level side via a LPF, so that a low-level threshold voltage is regulated. As a result, it becomes possible to provide a multilevel signal receiver of a simple circuit configuration, capable of controlling the thresholds used for level judgment of the multilevel signal of three or more levels to follow in real time a level change in the multilevel signal. | 09-24-2009 |
20100207799 | ANALOG-TO-DIGITAL CONVERTER AND ANALOG TO-DIGITAL CONVERSION METHOD - An analog-to-digital converter is disclosed. An input signal processor sets a voltage of an input signal as an initial value of a signal voltage Vin, subtracts ½ | 08-19-2010 |
20100264969 | PHASE INTERPOLATOR WITH ADAPTIVE DELAY ADJUSTMENT - The phase interpolator includes two adjustable delays | 10-21-2010 |
20100321073 | OSCILLATOR AND PHASE SYNCHRONIZING CIRCUIT - When a direct-current voltage is applied from a power supply, a signal line generates a standing wave having the ¾ wavelength where a starting end of the signal line connected to the power supply is used as a node and a terminating end is used as an antinode. Strips are connected to a ground layer through switches, respectively. The switches switch connection and non-connection of the strips and the ground layer, under the control from a switch controller. By switching the connection and non-connection of the switches, the distance between the signal line and the ground layer is pseudo adjusted and the effective permittivity in a transmission line unit changes. Therefore, the frequency of the standing wave can be adjusted. | 12-23-2010 |
20110182347 | ADAPTIVE EQUALIZER AND ADAPTIVE EQUALIZING METHOD - An adaptive equalizer includes an equalization circuit and an operation number change unit. The equalization circuit includes a plurality of cascade-coupled delay taps. The equalization circuit equalizes an input signal by adding calculation results of the plurality of delay taps. The operation number change unit changes a number of operations of the plurality of delay taps according to an equalization error of the equalization circuit. | 07-28-2011 |