Patent application number | Description | Published |
20090086759 | Retransmission in data communication systems - Embodiments related to retransmission in data communication systems are described and depicted | 04-02-2009 |
20090089638 | Retransmission and retransmission request in data communication systems - Embodiments related to retransmission and a retransmission request are described and depicted. | 04-02-2009 |
20090089641 | RETRANSMISSION SCHEME FOR COMMUNICATION SYSTEMS - One embodiment relates to a method of communicating data between a transmitter and a receiver of a communication system. In this method, a payload data stream is received from a network interface layer. The payload data stream includes data units eligible for retransmission and data units non-eligible for retransmission. These data units are grouped into containers, where a container is associated with a container identifier that distinguishes the container from other containers. The containers are grouped into data transmission units, where a data transmission unit includes at least one container along with redundancy information that facilitates error detection for that data transmission unit. The data transmission units are transmitted to the receiver as a transmission data stream. Other methods and systems are also disclosed. | 04-02-2009 |
20090313517 | RETRANSMISSION SCHEME FOR COMMUNICATION SYSTEMS - One embodiment relates to a method of transmitting data from a transmitter to a receiver. In the method, a payload data stream is provided which comprises a plurality of payload data units. A container stream is formed which comprises a plurality of containers having respective container identifiers, where a container includes an integer number of the payload data units and where the container identifiers collectively establish a predetermined order for consecutive containers. A codeword stream is formed which comprises a plurality of codewords having respective redundancy information, where a codeword includes at least a portion of the container and where redundancy information of the codeword facilitates detection of erroneous data in the codeword. The codeword is transmitted from the transmitter to the receiver. Other methods and systems are also disclosed. | 12-17-2009 |
20100316103 | POWER SAVING IN A COMMUNICATION DEVICE - A communication device includes an application data interface, a first communication layer and a physical media interface. The first communication layer includes a first entity configured to process application data and a second entity configured to process operations, administrations and maintenance data. The communication device further includes a switching device. In a first power mode, the switching device couples the application data interface to the first entity of the first communication layer. In a second power mode, the switching device couples the application data interface to the second entity of the first communication layer. | 12-16-2010 |
20110072327 | Method and Device for retransmission - Embodiments related to retransmission in a communication system are described and depicted. In one embodiment, a retransmission entity repeats a transmission of a data transfer unit by the device after a predetermined number of other transmitted data transfer units has been transmitted. The retransmission entity may also determine whether a measure for a time period since the first transmission of the data transfer unit by the device has exceeded a predetermined threshold and to provide a final transmission of the data transfer unit based on the determining that the measure for the time period has exceeded the predetermined threshold. | 03-24-2011 |
20110276826 | COMMUNICATION DEVICES AND METHODS WITH ONLINE PARAMETER CHANGE - Methods and devices are provided where when an online parameter change is requested a data transfer unit is stopped, a parameter change is communicated and the data transfer unit is started with changed parameters to generate new data transfer units. | 11-10-2011 |
20120204074 | COMMUNICATION DEVICES AND METHODS WITH ONLINE PARAMETER CHANGE - Methods and devices are provided where when an online parameter change is requested a data transfer unit is stopped, a parameter change is communicated and the data transfer unit is started with changed parameters to generate new data transfer units. | 08-09-2012 |
20130003813 | IMPULSE NOISE DIAGNOSIS DURING RETRANSMISSION - Disclosed and recited herein are devices, systems, methods, and programs by which data is transmitted and, when receipt of the transmitted data has not been acknowledged, an impulse noise occurrence may be diagnosed at the transmitter based on flag streams associated with data transfer units corresponding to the transmitted data. Characteristics of the impulse noise occurrence may be diagnosed based on, at least, a number of consecutive error bits in at least one of the flag streams associated with the data transfer units corresponding to the transmitted data. | 01-03-2013 |
20130058237 | METHOD AND SYSTEM FOR A FLEXIBLE LOW POWER MODE - What is disclosed is a method for transmitting DSL data including establishing a communication link between a first unit and a second unit, the communication link selectively operable according to one of a plurality of management states, each of said management states defined by at least one fixed control parameters associated with a predetermined value. The method also includes initiating operation of the communication link according to a first management state; transmitting from the first unit a request to the second unit to modify said predetermined value; and implementing the request while said link is operating according to the first management state. | 03-07-2013 |
20130246893 | DYNAMIC BUFFER PARTITIONING - At least one implementation herein enables interleaver and deinterleaver buffer modification during Showtime. That is, at least one implementation herein enables a multicarrier controller apparatus to reallocate interleaver and deinterleaver buffer memory to accommodate data rate changes in the upstream and downstream communication channels. | 09-19-2013 |
20130266024 | Methods for Controlling a Power State of a Network Entity - One embodiment of the present invention relates to a network system having a first device, a second device, and a third device. The first device is coupled to a far end of a first network. The second device coupled to a far end of a second network. The third device is coupled to a near end of the second network. The third device provides a state transition request via the second network to the second device and the second device causes a transition of state in the first device. | 10-10-2013 |
20130272143 | Method For A Retransmission Roundtrip Correction - The present disclosure relates generally to communication systems and more particularly to Digital Subscriber Line (DSL) and wireless communication systems. One embodiment relates to a method of processing data in a communication system. In this method, a data stream is received by a transmitter and packaged into discrete data units prior to transmission. The size of a data unit depends upon the details of the embodiment, and is estimated by communication system prior to data transmission. Once a data unit is transmitted from the transmitter to the receiver, the receiver sends an acknowledgement that the data unit is received. Knowledge of the roundtrip time delay between transmission of the data unit and reception of the acknowledgement allows the communication system to determine an optimum data unit size to maximize throughput. Other methods and systems are also disclosed. | 10-17-2013 |
20130294304 | POWER SAVING MODE FOR MULTI-CARRIER TRANSMISSION - Methods and communication devices are described where in a first transmission mode a set of carriers having different carrier frequencies is used for payload data transmission, and in a second transmission mode at least some of the carriers of the set of carriers are refrained from being used, and the transmission power is reduced. | 11-07-2013 |
20140119386 | METHOD OF PACKET ENCAPSULATION FOR MULTI-SERVICE OPERATION FROM A DISTRIBUTION POINT - The present disclosure relates to a communication system which, in accordance with one exemplary embodiment, a communication network for providing network services to at least one network device and at least one distribution point (DP) coupled to at least one network backbone. The at least one network device is located remote from the DP and coupled to the at least one network backbone via the at least one DP. The at least one DP is configured to receive a plurality of data units from the at least one network backbone in accordance with one or more communication protocols. A plurality of data frames, each having a header portion and a payload portion, are generated and each one of the received data units are mapped into one or more payload portions of the plurality of data frames. One or more of the plurality of data frames are mapped to a payload portion of at least one data transfer unit (DTU), which is then communicated to the at least one network device. Furthermore, a corresponding method and an appropriate transceiver are described. | 05-01-2014 |
20140157028 | Optimizing Power Consumption in a Communication System - Within a communication system that includes multiple communication channels, a low-power mode of operation and a higher-power mode of operation are provided. Each channel is allocated to one of several groups, based on criteria such as whether power is allocated to that channel in low power mode, and whether power was allocated to that channel in a previous high power mode. Initial power levels for each channel for each mode are approximated using an interpolation rule known to both the receive and the transmitter. The system switches between modes according to a PMD pre-defined schedule. When a new power mode begins, the receiver measures signal power received on each channel and then transmits corrective information sufficient to allow adaptation of power levels to achieve PMD pre-defined levels of received power. | 06-05-2014 |
20150074480 | METHOD AND DEVICE FOR RETRANSMISSION - Embodiments related to retransmission in a communication system are described and depicted. In one embodiment, a retransmission entity repeats a transmission of a data transfer unit by the device after a predetermined number of other transmitted data transfer units has been transmitted. The retransmission entity may also determine whether a measure for a time period since the first transmission of the data transfer unit by the device has exceeded a predetermined threshold and to provide a final transmission of the data transfer unit based on the determining that the measure for the time period has exceeded the predetermined threshold. | 03-12-2015 |
Patent application number | Description | Published |
20080279265 | Communication Methods and Apparatuses - A system and method for communication provides an adaptation value for at least one communication parameter, the adaptation value describes a variation of the communication parameter to be enabled during that data communication. The communication parameter is determined such that the variation indicated by the adaptation value is possible during data communication without violating a limit for the communication parameter. | 11-13-2008 |
20090010315 | Communication Methods and Apparatuses - Communication methods and apparatuses are provided. | 01-08-2009 |
20110310988 | Communication Methods and Apparatuses - Communication methods and apparatuses are provided. | 12-22-2011 |
20120120956 | METHODS AND APPARATUSES FOR DATA COMPRESSION - A plurality, i.e. at least two, cells are combined into a macro cell. In a macro header of said macro cell a full numbering information of a first cell of said plurality of cells is stored. For further cells of said plurality of cells other than said first cell, a deviation information indicating a deviation of a numbering information of the respective further cell from said full numbering information of said first cell or one of said further cells is stored. In some embodiments, additionally the headers of the individual cells are incorporated in the macro header. | 05-17-2012 |
20120201256 | RETRANSMISSION IN DATA COMMUNICATION SYSTEMS - Embodiments related to retransmission in data communication systems are described and depicted. In one embodiment, a data packet is received and separated to a plurality of data fragments. Information indicating whether a fragment of the plurality of fragments is to be protected by retransmission is provided or information indicating whether a group of fragments is to be protected by retransmission is provided. A request for retransmission from the second transceiver unit to the first transceiver unit may be generated. Based on the request, one or more identified data fragments may be retransmitted. | 08-09-2012 |
Patent application number | Description | Published |
20080274322 | Fiber Composite Component and Method for the Production of a Fiber Composite Component - A fiber composite component comprising at least two, first and second partial elements ( | 11-06-2008 |
20100252179 | Device And Method For Draping And Pre-Shaping Curved Profiled Structural Components Of Fiber Materials | 10-07-2010 |
20120090768 | APPARATUS AND METHOD FOR DRAPING KNITTED FIBER FABRICS FOR CURVED PROFILED STRUCTURAL PARTS OF FIBER COMPOSITE MATERIAL - An apparatus for draping knitted fiber fabrics for curved profiled structural parts of fiber composite material includes a mold having a mold surface that corresponds to a portion of the desired profile geometry and curvature of the profiled structural part, a clamping device for tensioning a layer of a knitted fiber fabric along a tensioning line in a prestressed state, and a movement device for producing a relative movement between the mold and the clamped-in fabric layer such that the mold surface moves close to the fabric layer in a direction perpendicular to the tensioning line and, in the further course of the relative movement, pushes through the tensioning line such that the fabric layer completely covers the mold surface. The clamping device is equipped to load the fabric layer during the entire draping operation with a tensile force acting along the tensioning line. | 04-19-2012 |
20140141193 | METHOD AND APPARATUS FOR FORMING A CURVED PREPREG STRIP - The present invention relates to a method of forming a curved prepreg strip or sheet, especially for use in fabricating a composite component. The method includes providing a strip or sheet of prepreg material having reinforcing fibres and drawing or conveying the prepreg material in a travel direction, wherein the material is drawn or conveyed in the travel direction at a speed which differs across a width of the strip or sheet transverse to the travel direction. Similarly, the invention relates to an apparatus for forming a curved prepreg strip or sheet, having: a mechanism for drawing or conveying a strip or sheet of prepreg material in a travel direction, wherein the mechanism is configured to draw or convey the strip or sheet of prepreg material in the travel direction at a speed which differs across a width of the strip or sheet transverse to the travel direction. | 05-22-2014 |