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| Number | Title | Issue Date |
| 8175325 | Method and apparatus for encoding/decoding symbols carrying payload data for watermarking of an audio or video signal Watermark information (denoted WM) consists of several symbols which are embedded continuously by reference sequence modulation in an audio or a video signal. At decoder site the WM is regained using correlation of the received signal with a corresponding reference ... | 05/08/2012 |
| 8174972 | Software assisted multicast filtering A method is described including determining if a packet length parameter included in received data matches a first pre-determined value, determining if an address parameter included in received data matches an address of a receiving device, determining if a length p... | 05/08/2012 |
| 8171367 | Stopping criteria in iterative decoders Methods and apparatus for reducing power consumption in an iterative decoder. A memory stores a decoded codeword for a current iteration and an iteration terminator compares the decoded codeword for the current iteration to the codeword from prior iterations, and fu... | 05/01/2012 |
| 8165061 | Inter working function (IWF) as logical radio network controller (RNC) for hybrid coupling in an interworking between WLAN and a mobile communications network There is provided a method of supporting an interworking between a wireless local area network (WLAN) and a mobile communications network. The interworking is facilitated by an interworking function (IWF) disposed on a WLAN side of the interworking. The method compr... | 04/24/2012 |
| 8145193 | Session key management for public wireless LAN supporting multiple virtual operators A method and apparatus for managing a session key for allowing a mobile terminal to access a wireless local area network (WLAN). The invention provides for establishing a first secure channel between an access point and a virtual operator, and suggesting a session k... | 03/27/2012 |
| 8144923 | Watermarking encoded content A system and method are described for inserting a watermark in encoded content, including receiving encoded content, receiving at least one pre-processed watermark unit and replacing directly a number of bits starting at a position in the encoded content with an alt... | 03/27/2012 |
| 8139882 | Method for locally adjusting a quantization step and coding device implementing said method The invention relates to a method of locally adjusting a quantization step for each region of an image in a sequence of n images. The method comprises the following steps; calculating, for each image of the sequence, a first difference of bits saved on the potential... | 03/20/2012 |
| 8139881 | Method for locally adjusting a quantization step and coding device implementing said method The invention relates to a method of locally adjusting a quantization step for each region of an image with respect to a setpoint quantization step. The method comprises the steps of: assigning, to said region of interest, a first ... | 03/20/2012 |
| 8138811 | Key press detecting circuit A key press detecting circuit for detecting the status of the key is provided. The key press detecting circuit comprises a discharging circuit which discharges when the key (K1) is pressed; and a voltage detecting circuit, which comprises a combination of a P... | 03/20/2012 |
| 8134981 | Correlator for primary cell search using memory architecture An apparatus including a second stage correlator for receiving input data from a first stage correlator, wherein said second stage correlator includes a memory is described. A method for performing a second stage correlation on data including resetting a read pointe... | 03/13/2012 |
| 8116610 | Method and apparatus for displaying video signal data with protection against digital copying New movies from content providers are often made available on the Internet before being launched in the cinemas. Pre-released movies like DVD Videos for journalists are the main reason for this situation because some journalists seem to make these movies available t... | 02/14/2012 |
| 8115701 | Sustain device for plasma panel The present invention concerns a device for generating a rectangular sustain voltage between the line scanning electrodes and the line common electrodes of luminous cells in a plasma panel. The device includes a first sustain amplifier connected to the line scanning... | 02/14/2012 |
| 8106876 | Colour display device with backlighting unit using organic light-emitting diodes and method of implementation The invention relates to a color display device with backlighting unit using organic light-emitting diodes and to a method of implementation. The color display device comprises, from rear to front towards an observer, a multicolor backlighting unit using organic lig... | 01/31/2012 |
| 8094718 | Motion-compensated spatio-temporal wavelet compression of video data with optimised permutation of the frames In video encoding, the video frames are spatio-temporally filtered for reduction of spatial and temporal redundancy before they are entropy encoded. Known filtering schemes consider temporally successive frames and are static. It is probable but not necessary that s... | 01/10/2012 |
| 8094101 | Display panel and control method using transient capacitive coupling Panel comprising display drivers which, each 1″′, comprise a select switch and a clamping switch which are controlled by the same select electrode, and a coupling capacitor for transiently coupling the control terminal of this circuit C to an address elec... | 01/10/2012 |
| 8090017 | Method and apparatus for coding interlaced video data Often hierarchical bi-directionally predicted frame structures are used for encoding a video picture sequence. The frames may consist of interlacing fields. A method for encoding interlaced video, wherein inter-prediction of fields is used and reference lists are as... | 01/03/2012 |
| 8089892 | Adaptive joint source and channel coding scheme for H.264 video multicasting over wireless networks A method and apparatus for estimating packet loss rate are described including calculating a real packet loss rate in a time slot at the end of the time slot, estimating average packet loss rate for a subsequent time slot, estimating variance of packet loss rate for... | 01/03/2012 |
| 8081757 | Blind watermarking of audio signals by using phase modifications Watermarking of audio signals intends to manipulate the audio signal in a way that the changes in the audio content cannot be recognised by the human auditory system. In order to reduce the audibility of the watermark and to improve the robustness of the watermarkin... | 12/20/2011 |
| 8081135 | Antenna arrays with dual circular polarization The invention consists of an antenna array, for the reception of two frequency bands, comprising two pairs of radiating elements and an network for excitation of these elements for the reception of one of the bands. The radiating elements are positioned so as to fre... | 12/20/2011 |
| 8064635 | Method for watermarking a digital data set and device implementing said method The invention relates to a method of watermarking a data set comprising the steps of: selecting, in the data set, at least one group of two data; and modifying at least one data of the group. The data is ... | 11/22/2011 |
| 8063854 | Video display device and operating method therefore A video display device comprises a plurality of light emitting elements arranged in a matrix having rows and columns; a plurality of first current modulators each of which is associated to one of said light emitting elements for drawing a feed current of programmabl... | 11/22/2011 |
| 8063559 | Light-emitting panel for illuminating or displaying images provided with a composite transparent upper electrode At least one of the upper electrodes of the panel is common to a plurality of diodes and comprises a first conducting layer and a second conducting layer, with a transparent insulating buffer layer interposed between these two conducting layers and which is pierced ... | 11/22/2011 |
| 8055227 | Dynamic tuning between different receivers background Methods of operating a mobile television receiver. The methods comprise the steps of gathering data concerning parameters of an input signal, determining whether the signal is at a level, and performing additional functions if it is determined that the signal is at ... | 11/08/2011 |
| 8046667 | Synchronization loss resilient digital communication system using forward erasure correction There is provided an apparatus for enabling recovery of missing information in a digital communication system. The apparatus includes a Forward Erasure Correction (FXC) encoder for computing FXC parity superpackets across information superpackets for subsequent reco... | 10/25/2011 |
| 8041882 | Method and device for writing to a flash memory For NAND flash devices, two specific bounds for the program time are defined in the data sheets: a typical program time, during which more than 50% of all pages are programmed, and a maximum program time. Reduction of the maximum program time to an effective program... | 10/18/2011 |
| 8041073 | Decoding watermark information items of a watermarked audio or video signal using correlation Watermark information consists of several data symbols which are embedded continuously in an audio or a video signal using modulation with a pseudo-random sequence if spread spectrum technology is used. At decoder site the watermark information is regained using cor... | 10/18/2011 |
| 8040992 | Method of transmitting time information with fixed latency The invention relates to a method of transmitting time information relating to the clock of the source of a sending part consisting in using a fixed latency indicator signal to authorize the source to insert time information used to slave the clock of the decoder of... | 10/18/2011 |
| 8040439 | Method for station sorting and storage in a television or radio set In a method for sorting and storing stations in a television or radio broadcasting set, the received stations are firstly represented in an arbitrary order in a matrixlike list or table on a display device. An input field into which a user inputs a program location ... | 10/18/2011 |
| 8031964 | Display method and device for reducing blurring effects The present invention relates to a display method and device for improving the luminous efficiency of a matrix display using a pulse-width modulation, or PWM, technique. According to the invention, in order to reduce the blurring effect, the display method comprises... | 10/04/2011 |
| 8018878 | Method and device to transmit a busy medium signal to another device The present invention concerns a device comprising a medium access control module for performing functions of a medium access control sublayer, noted MAC module, the device comprising a MAC interface module connected to the MAC module, the MAC interface module being... | 09/13/2011 |
| 8009069 | Method and device for encoding a bit sequence The invention is related to a method and a device for encoding of a bit sequence. Said method comprises generating, for each run of Ones comprised in the bit sequence, a unary representation of length of the respective run of Ones, generating a first sequence by con... | 08/30/2011 |
| 8005086 | Providing an independent compression server within a network, as well as a method, network station and DHCP server The invention is related with the problem of utilizing data compression in a network of distributed stations. Often header compression is used to improve the bandwidth usage in networks, in particular wireless networks. Header compression could be implemented in acc... | 08/23/2011 |
| 8004987 | Method to prioritize videos distributed in a wireless LAN and device implementing the method The invention concerns method to distinguish between streams received by an access point from a distribution network and transmitted to stations and a way to give better priority to some of them towards others. In a system where streams are transmitted with a level ... | 08/23/2011 |
| 8000389 | Method and device for coding a video picture in inter or intra mode The method is characterized in that the step for selecting a coding mode from the inter modes and from the intra modes is broken down into two sequential steps, a step for preselecting the intra coding mode for preselecting an intra mode for the current macroblock f... | 08/16/2011 |
| 8000206 | Pre-exposure and curing of photo-sensitive material for optical data storage The present invention relates to a method for performing pre-exposure and curing of a photo-sensitive material for optical data storage, in particular for holographic data storage, and to an apparatus for writing to optical storage media using such method. According... | 08/16/2011 |
| 7986316 | Method and apparatus for power level control in a display device The invention relates to a method for power level control of a display device and an apparatus for carrying out the method. Classically, a power level mode defining a subfield organization to be used for subfield coding is selected as a function of the average power... | 07/26/2011 |
| 7986093 | Organic electroluminescent diode and diode panel with anti-reflective coating conducive to the emission of light The diode comprises an organic electroluminescent layer interposed between a lower electrode and a partially transparent and semireflective upper electrode, which itself comprises a transparent conducting sublayer and a current-distributing metal sublayer, for examp... | 07/26/2011 |
| 7986091 | Organic light emitting diode having a resonant optical cavity and an extractor serving as a spatial light filter According to the invention, the extractor is a reflection concentrator. The entry section of the extractor has a larger area than its exit section. The reflecting side walls of the extractor have a suitable shape so that it makes an angle called the cut-off angle θ... | 07/26/2011 |
| 7984214 | Data bus interface with interruptible clock In a data bus with asynchronous data transmission via a clock and a data line, the transmitted data are ascertained by sampling with a multiple of the data rate of the data bus. Sampling is done in this case with a clock which is not synchronous with the asynchronou... | 07/19/2011 |
| 7984205 | Method and devices for the transfer of a data flow from a data source to a data sink In the transfer of AV data flows, especially in a network environment, a delayed transition from one operating mode to the other operating mode will be possible when changing the operating mode from e.g. normal replay to fast forward search. This is due to the fact ... | 07/19/2011 |
