Patent application number | Description | Published |
20100150126 | METHOD FOR ADJUSTING TRANSMITTER OUTPUT POWER - A description is given for a method for operating a wireless multichannel CDMA transmitter, wherein a power metric based on a particular signal configuration is determined, the power metric being determined as a function of power weighting factors used in the channels of the particular signal configuration, and wherein the transmitter output power is adjusted based on the power metric. | 06-17-2010 |
20120257686 | METHOD FOR TRANSMITTING A SIGNAL - The method includes providing a stream of data to be transmitted, and processing the data by means of channel coding with a time-varying code rate, thereby generating a stream of channel coded data. The method further includes forming succeeding transmission time intervals and distributing the channel coded data on the transmission time intervals, and adjusting a transmission power of the signal to be transmitted by timely positioning a transmission power slope between two succeeding transmission time intervals so that the transmission power slope is contained completely within one transmission time interval of the two transmission time intervals, wherein the one transmission time interval comprises a lower nominal code rate or a lower nominal transmission power than the other one of the two transmission time intervals. | 10-11-2012 |
20130003570 | TRANSMITTER CIRCUIT AND METHOD - A transmitter circuit includes a first unit configured to determine a transmission power of the transmitter circuit, and a second unit configured to determine whether a transmission of data for a signaling radio bearer is scheduled by the transmitter circuit. The transmitter circuit further includes a third unit configured to suppress a transmission of transmission data by the transmitter circuit if the transmission power exceeds a threshold value and if the transmission of data for the signaling radio bearer is scheduled. | 01-03-2013 |
20130035131 | METHOD AND DEVICE FOR CONTROLLING A TRANSMIT POWER IN A RADIO COMMUNICATIONS SYSTEM - A method for controlling a transmit power in a radio communications system includes receiving a request to increase a transmit power of an uplink channel and determining whether the transmit power was at a maximum upon receipt of a previous request to increase the transmit power preceding the received request. If the transmit power was not at the maximum upon receipt of the previous request, the transmit power is increased by a first step size and if the transmit power was at the maximum upon receipt of the previous request, the transmit power is increased by a second step size greater than the first step size. | 02-07-2013 |
20130044616 | METHOD AND DEVICE FOR TRANSMITTING A CHANNEL QUALITY INFORMATION - In a method for transmitting a channel quality information on the quality of a communication channel in a radio communications system the system includes a regular cycle for transmitting the channel quality information in an uplink direction from a communication unit to a network, and the method including suppressing in the communication unit the transmitting of the channel quality information based on a predefined condition. | 02-21-2013 |
20130107932 | Receiver and Method for Detecting a Pre-Coded Signal | 05-02-2013 |
20130279425 | Radio Communications System and Method Performed Therein - A method includes a step of determining a first spatial correlation matrix at a first mobile station, a step of normalizing the first spatial correlation matrix, a step of transmitting the normalized first spatial correlation matrix from the first mobile station to a base station and a step of determining a first channel quality indicator at the base station wherein the first channel quality indicator is based on the normalized first spatial correlation matrix. | 10-24-2013 |
20140029659 | PROCESSING DATA IN A RECEIVER CIRCUIT AND RECEIVER CIRCUIT - A method includes receiving a signal including first data precoded on the basis of a first codebook entry of a codebook, wherein the codebook includes at least one further codebook entry, averaging a set of matrices to obtain a mean matrix wherein each matrix of the set of matrices is determined on the basis of a respective other codebook entry of the at least one further codebook entry and determining a covariance matrix on the basis of the mean matrix. | 01-30-2014 |
20140086296 | Receiver with Multi Layer Interference Cancellation - A multi user receiver configured to receive a signal including multiple symbol streams assigned to various users is described. The multiple symbol streams include at least one first symbol stream assigned to a user of the multi user receiver and at least one second symbol stream assigned to another user, wherein a modulation alphabet applied for the at least one second symbol stream is unknown at the multi user receiver. The multi user receiver includes a symbol stream election unit configured to elect a symbol stream of the multiple symbol streams, an equalizer configured to provide an equalized symbol of the elected symbol stream, and a detector configured to generate a detected symbol from the equalized symbol on the basis of a constellation, wherein, if the second symbol stream is elected, the constellation is a mixed constellation including constellation points of at least two of multiple predefined modulation alphabets. | 03-27-2014 |
20140113675 | Method and Device for Controlling a Transmit Power in a User Equipment - A device includes a first adjustment unit which is configured to adjust a power of a first carrier signal, and a second adjustment unit configured to adjust a power of a second carrier signal. The first adjustment unit is configured to adjust the first carrier signal power based on a maximum allowable imbalance between the first carrier signal power and the second carrier signal power. A method for controlling a transmit power in a user equipment of a radio communications system includes calculating in the user equipment first carrier signal power and a second carrier signal power. The method further includes adjusting in the user equipment the calculated transmit power for at least one out of the first carrier signal and the second carrier signal based on the maximum allowable power imbalance between the first carrier signal power and the second carrier signal power. | 04-24-2014 |
20140119278 | Methods and Circuits for Determining Feedback Information - A method includes receiving at a circuit an information on a partitioned time interval wherein the partitioned time interval includes a first time element and a second, different time element. The method further includes determining a single-cell feedback information based on first data wherein the first data is received by the circuit during the first time element. The method further includes determining a multi-cell feedback information based on second data wherein the second data is received by the circuit during the second time element. | 05-01-2014 |
20140161157 | Interference and Noise Estimation in a Multiple Input Multiple Output (MIMO) Receiver - A receiver circuit receives a signal including a first reference signal from a first antenna port that is allocated to the UE. The receiver circuit includes a descrambling and despreading unit that despreads and descrambles the signal using a spreading code of the first antenna port and a scrambling sequence assigned to the UE to generate a first antenna port signal. The descrambling and despreading unit despreads and descrambles the signal using a spreading code of a second antenna port and the scrambling sequence assigned to the UE, wherein the second antenna port is unallocated to the UE to generate a second antenna port signal. A channel estimator generates a channel estimate of the first antenna port based on the first antenna port signal. An estimation unit estimates an interference and noise covariance measure based on the first antenna port signal, the channel estimate and the second antenna port signal. | 06-12-2014 |
20140198782 | METHOD FOR TRANSMITTING A SIGNAL - The method includes providing a stream of data to be transmitted, and processing the data by means of channel coding with a time-varying code rate, thereby generating a stream of channel coded data. The method further includes forming succeeding transmission time intervals and distributing the channel coded data on the transmission time intervals, and adjusting a transmission power of the signal to be transmitted by timely positioning a transmission power slope between two succeeding transmission time intervals so that the transmission power slope is contained completely within one transmission time interval of the two transmission time intervals, wherein the one transmission time interval comprises a lower nominal code rate or a lower nominal transmission power than the other one of the two transmission time intervals. | 07-17-2014 |
20140274191 | METHOD FOR ADJUSTING A TRANSMIT POWER OF A MULTI CARRIER TRANSMITTER AND A MULTI CARRIER TRANSMITTER - A method for adjusting a transmit power of a multi carrier transmitter in a mobile communication system includes providing at least two data streams, each data stream to be transmitted on a separate carrier frequency, and determining a transmit signal adaptation metric separately for each of the at least two data streams. The method further includes calculating a combined transmit signal adaptation metric based on the separate transmit signal adaptation metrics, combining the two data streams carried on the two carrier frequencies to an overall transmit signal, and adjusting the transmit power of the overall transmit signal based on the calculated combined transmit signal adaptation metric. | 09-18-2014 |