Patent application number | Description | Published |
20080221906 | Speech coding system and method - A system for enhancing a signal regenerated from an encoded audio signal. The system comprises a decoder arranged to receive the encoded audio signal and produce a decoded audio signal, a feature extraction means arranged to receive at least one of the decoded and encoded audio signal and extract at least one feature from at least one of the decoded and encoded audio signal, a mapping means arranged to map the at least one feature to an enhancement signal and operable to generate and output the enhancement signal, whereby the enhancement signal has a frequency band that is within the decoded audio signal frequency band, and a mixing means arranged to receive the decoded audio signal and the enhancement signal and mix the enhancement signal with the decoded audio signal. | 09-11-2008 |
20080232353 | Method of transmitting data in a communication system - A method of receiving at a terminal a first signal transmitted via a communication network, said method comprising the steps of; receiving at the terminal the first signal comprising a plurality of data elements; analysing characteristics of the first signal; receiving from a user of the terminal a second signal to be transmitted from the terminal; analysing characteristics of the second signal to detect audio activity in the second signal; and applying a delay between receiving at the terminal and outputting from the terminal at least one of said plurality of data elements; and adjusting the delay based on the analysed characteristics of the first signal and on the detection of audio activity in the second signal. | 09-25-2008 |
20080232442 | Method of transmitting data in a communication system - A method of processing a signal received at a node in a network, comprising the steps of; receiving the signal at the node; determining characteristics of a first part of the signal; determining characteristics of a second part of the signal that is subsequent to the first part of the signal; quantifying an effect on the signal caused by applying an action to the first part of the signal, based on characteristics of the first part of the signal; quantifying an effect on the signal caused by not applying the action on the first part of the signal, based on characteristics of the second part of the signal; applying the action to the first part of the signal if it is determined that the effect on the signal caused by applying the action to the first part of the signal is less detrimental to at least one measure of the signal quality than the effect on the signal caused by not applying the action to the first part of the signal. | 09-25-2008 |
20080232508 | Method of transmitting data in a communication system - A method of encoding a signal to be transmitted from a terminal via a channel in a communication network includes receiving the signal at the terminal; determining characteristics of the channel; encoding a first portion of the signal in accordance with a first encoding method to produce a first encoded signal portion; and encoding a second portion of the signal in accordance with a second encoding method to produce a second encoded signal portion. The first portion of the signal encoded in accordance with the first encoding method is dependent on the determined characteristics of the channel. The first encoded signal portion and the second encoded signal portion are transmitted via the channel. | 09-25-2008 |
20080235389 | Method of transmitting data in a communication system - A method of transmitting data from a first node to a second node in a communication network includes receiving a signal; dividing the signal into data elements arranged in a first data stream comprising active and inactive data elements; analysing at least one characteristic of the signal to determine if the signal is stable; dropping at least one active data element from a plurality of data elements of the first data stream if it is determined that the portion of the signal included in the plurality of data elements is stable; inputting the data elements that are not dropped from the first data stream into a core stream; and transmitting the core stream from the first node to the second node. | 09-25-2008 |
20120001832 | Updating an image - Method, terminal, network and computer program product for processing updates of an image for transmission from a first terminal to a second terminal for use in screen sharing between the first terminal and the second terminal wherein updates to the image displayed on a first display at the first terminal are also displayed on a second display at the second terminal. The image is divided into an array of contiguous sub-tiles, each sub-tile comprising more than one picture element of the image. It is determined that a plurality of sub-tiles of the image have changed at the first terminal and at least one of said changed sub-tiles and at least one contiguous sub-tile are selected to form a tile. The tile is encoded for transmission to the second terminal, said encoding determining sub-tile data identifying which sub-tiles are included in the tile such that the image can be updated at the second terminal in accordance with the changes to said changed sub-tiles, wherein the configuration of the tile is flexible such that the number of contiguous sub-tiles encoded in the tile can be varied. | 01-05-2012 |
20120005301 | Sharing an image - Method, server, network and computer program product for sharing an image between a first terminal and a second terminal. An original version of the image is received at the server from the first terminal. Tiles are then received at the server from the first terminal, each tile representing at least a section of the image and including a change made to the image at the first terminal. An image state is maintained at the server identifying which tiles are required for forming a latest version of the image. On determining that the latest version of the image is to be formed at the second terminal, tiles based on the image state for forming the latest version of the image are transmitted from the server to the second terminal. | 01-05-2012 |
20120275585 | Method of Transmitting Data in a Communication System - Processing of a signal received at a node in a network is described in which effects on the signal caused by applying an action to a first part of the signal are quantified based on characteristics of the first part of the signal and effects on the signal caused by not applying the action to the first part of the signal are quantified based on characteristics of a second, subsequent part of the signal. The action may then be selectively applied either to the first part of the signal or to the second part of the signal based upon the quantifications. In some embodiments, the action is applied to a portion of the signal for which the effects on at least one measure of the signal quality are less detrimental. | 11-01-2012 |
20120307677 | Transmitting Data in a Communication System - A signal to be transmitted from a terminal via a channel in a communication network is encoded by receiving the signal at the terminal; determining characteristics of the channel; encoding a first portion of the signal in accordance with a first encoding method to produce a first encoded signal portion; and encoding a second portion of the signal in accordance with a second encoding method to produce a second encoded signal portion. The first portion of the signal is encoded in accordance with the first encoding method depending on the determined characteristics of the channel. The first encoded signal portion and the second encoded signal portion are transmitted via the channel. | 12-06-2012 |
20130163588 | METHOD OF TRANSMITTING DATA IN A COMMUNICATION SYSTEM - A method of receiving at a terminal a first signal transmitted via a communication network, said method comprising the steps of; receiving at the terminal the first signal comprising a plurality of data elements; analysing characteristics of the first signal; receiving from a user of the terminal a second signal to be transmitted from the terminal; analysing characteristics of the second signal to detect audio activity in the second signal; and applying a delay between receiving at the terminal and outputting from the terminal at least one of said plurality of data elements; and adjusting the delay based on the analysed characteristics of the first signal and on the detection of audio activity in the second signal. | 06-27-2013 |
20130169736 | Making Calls Using an Additional Terminal - A first terminal is coupled to a wide-area packet-based network and installed with first client application. One or more second terminals are coupled to the first terminal via a local wireless link, and each installed with an instance of a lightweight sub-client having reduced functionality relative to the first client. The first client establishes a call with a remote, third terminal over the network, based on a user credential identifying the first client. Each second terminal generates an audio or video stream, and each sub-client transmits the respective stream to the first client over the local wireless link for use in the call. The first client switches between a second state in which the call uses the streams from the sub-clients and a first state in which the call uses a stream generated by the first terminal without the streams from the sub-clients. | 07-04-2013 |
20140285401 | Updating an Image - Various embodiments process updates of an image transmitted between a first terminal and second terminal for screen sharing, wherein updates to the image at the first terminal are also displayed at the second terminal The image is divided into an array of contiguous sub-tiles, each sub-tile comprising more than one picture element of the image. When a plurality of sub-tiles of the image have changed at the first terminal, at least one of said changed sub-tiles and at least one contiguous sub-tile are selected to form a tile. The tile is encoded for transmission to the second terminal, and includes sub-tile data identifying which sub-tiles are included in the tile to enable updating the image at the second terminal in accordance with the changes to said changed sub-tiles. The configuration of the tile is flexible such that the number of contiguous sub-tiles encoded in the tile can be varied. | 09-25-2014 |
Patent application number | Description | Published |
20100184005 | METHOD FOR PROVIDING AN OPERATOR OF A VEHICLE WITH OPERATING INFORMATION - A method for providing an operator of a vehicle with operating information includes providing at least one predetermined demonstration of the operating information, deciding if one of the at least one predetermined demonstration is desired to be presented to the operator and, if desired, automatically presenting the demonstration to the operator in an operator compartment of the vehicle when the operator is in an operational position. | 07-22-2010 |
20100198466 | METHOD FOR PROVIDING AN OPERATOR OF A WORK MACHINE WITH OPERATION INSTRUCTIONS AND A COMPUTER PROGRAM FOR IMPLEMENTING THE METHOD - A method is provided for providing an operator of a work machine with operating instructions when the work machine is used in a repeated work cycle. The method includes automatically instructing the operator of the work machine how to operate the work machine in an optimum way with regard to a specific parameter on the basis of characteristics of the specific work cycle. | 08-05-2010 |
20100257758 | ARRANGEMENT FOR SUSPENSION OF AN OPERATOR CAB ON A WORK MACHINE FRAME - An arrangement for suspension of an operator cab on a machine frame in order to permit controlled motion of the cab relative to the frame is provided. The arrangement includes at least one first suspension member disposed between an underside of the cab and the frame for supporting the cab on the frame. The arrangement further includes at least one second suspension member disposed between a rear side of the cab and a rigid support structure and wherein the second suspension member is arranged at an elevated position relative to the underside of the cab. The second suspension member is adapted to provide an increased rigidity against cab movements both in the longitudinal and lateral direction of the machine during operation of the work machine. | 10-14-2010 |
20130074645 | CONTROL LEVER FOR OPERATING A WORKING MACHINE - A control lever is provided for operating a working machine. The control lever includes a base portion intended to be mounted to a working machine, and a top portion which is pivotally connected to the base portion for pivoting about a geometrical X-axis. The top portion is further adapted to be gripped and pivoted by an operator in order to operate the working machine, and the top portion has an outer gripping surface for receiving the palm of the hand of an operator. At least a part of the gripping surface is arranged adjacent to the geometrical X-axis in such a way that the geometrical X-axis is situated inside the hand and adjacent to the center part of the palm of the operator when the top portion is properly gripped by the operator. | 03-28-2013 |