Abstract: An apparatus, method, system and computer program product is configured for avoiding base station self-interference due to transmit intermodulation in carrier aggregated communication systems. Physical downlink communication channels are allocated to respective component carriers per time interval according to a communication service in which communication is performed on an aggregation of component carriers of one or more frequency band such that component carriers to be used for transmission are separated from component carriers to be used for receiving by a transmit-receive-frequency gap band. However, not all available component carriers to be used for transmission are allocated in the same time interval.

Abstract: According to an aspect of this disclosure a communication terminal device is provided, comprising: a transceiver configured to communicate with a communication device in accordance with an uplink resource allocation; a determiner configured to determine a desired power consumption for data transmissions from the communication terminal device to the communication device, and to determine a suitable uplink resource allocation based on the desired power consumption; and a controller configured to determine a communication behavior of the communication terminal device with the communication device based on the suitable uplink resource allocation and to control the transceiver according to the determined communication behavior.

Abstract: There is provided fine-grain and backward-compliant resource allocation, comprising allocating, to a control channel, one of a first plurality of bandwidths being standardized for a first radio access standard, and allocating, to a data channel, one of a second plurality of bandwidths being standardized for a second radio access standard, the second bandwidths plurality exceeding the first bandwidths plurality in terms of at least one of granularity and range. The thus disclosed resource allocation may exemplarily be applied on a downlink.

Abstract: According to an aspect of this disclosure a communication terminal device is provided, comprising: a transceiver configured to communicate with a communication device according to a retransmission protocol; a controller configured, for a message transmitted from the communication device to the communication terminal device, to at least one of decide, upon a successful receipt of the message from the communication device, if the controller controls the transceiver not to transmit an acknowledgement message which is to be transmitted according to the retransmission protocol; and decide, upon an unsuccessful receipt of the message from the communication device, if the controller controls the transceiver not to transmit a negative acknowledgement message which is to be transmitted according to the retransmission protocol.

Abstract: There is provided fine-grain and backward-compliant resource allocation, including allocating, to a control channel, one of a first plurality of bandwidths being standardized for a first radio access standard, and allocating, to a data channel, one of a second plurality of bandwidths being standardized for a second radio access standard, the second bandwidths plurality exceeding the first bandwidths plurality in terms of at least one of granularity and range. The thus disclosed resource allocation may exemplarily be applied on a downlink.

Abstract: An apparatus, method, system and computer program product is configured for avoiding base station self-interference due to transmit intermodulation in carrier aggregated communication systems. Physical downlink communication channels are allocated to respective component carriers per time interval according to a communication service in which communication is performed on an aggregation of component carriers of one or more frequency band such that component carriers to be used for transmission are separated from component carriers to be used for receiving by a transmit-receive-frequency gap band. However, not all available component carriers to be used for transmission are allocated in the same time interval.

Abstract: In a cellular communications network system comprising a plurality of cells including a first cell and second cells different from and present in the neighborhood of the first cell, measurement reports are repeatedly received from user equipments, each including a first signal strength value corresponding to a signal strength measured from the first cell over a short time period and n second signal strength values corresponding to signal strengths measured over the short time period from n second cells, which correspond to the n strongest signal strengths measured from the second cells, n being an integer greater than one. A value of a counter is incremented which corresponds to a potential cooperation area formed by the first cell corresponding to the first signal strength value and the n second cells corresponding to the n second signal strength values.

Abstract: Embodiments for providing demodulation reference signals to provide side information for interference cancellation are generally described herein. In some embodiments, a sub-frame is prepared comprising two slots and configuring a physical resource block (PRB) for each slot, wherein each PRB comprises twelve Orthogonal Frequency Division Multiplexing (OFDM) subcarriers transmitting for a duration of 7 OFDM symbols per slot. In resource elements on each of three of twelve OFDM subcarriers, two pairs of demodulation reference signals (DMRS) are allocated to form three DMRS sets. Symbols are mapped with a first modulation for the two pairs of demodulation reference signals to three of the twelve OFDM subcarriers for transmission. A second modulation is added to a first of the three DMRS sets and a third modulation is added to a second of the three DMRS sets to indicate side information regarding an interfering signal for use in mitigating the interfering signal.

Abstract: Embodiments of an enhanced node B (eNB) and methods for network-assisted interference cancellation with reduced signaling in a 3GPP LTE network are generally described herein. In some embodiments, the number of transmission options is reduced by introducing a smaller signaling codebook. In some embodiments, higher-layer feedback from the UE to the eNodeB is established to inform the eNB about certain NA-ICS capabilities of the UE. In some embodiments, the number of signaling options is reduced by providing only certain a priori information. In some embodiments, correlations in the time and/or frequency domain are exploited for reducing the signaling message. In some embodiments, differential information is signaled in the time and/or frequency domain for reducing the signaling message.

Abstract: In accordance with an example embodiment of the present invention, there is at least a method, apparatus, and computer program product to perform an over-provisioning of a radio resource including a periodic channel quality indicator resource in a predetermined way, and an allocating of the radio resource in such a manner that at least one of an effective system bandwidth is reduced and out-of-band emissions related to the allocated radio resource are taken into account.

Abstract: It is disclosed a method comprising accommodating, in frequency domain, a first bandwidth of a first carrier signal with respect to a second bandwidth of a second carrier signal such that the first bandwidth adjoins to or overlaps the second bandwidth, the first bandwidth being greater than the second bandwidth.

Abstract: A method and apparatus for controlling retransmissions in multipoint reception is disclosed. In the method it is determined that additional information is needed for decoding of at least one received information block. A procedure is selected for obtaining the additional information from a plurality of options to proceed based on information about predicted result of at least one of the options. In accordance with an aspect an indication of one of a positive according knowledgement of the information block, a negative acknowledgement of the information block and suspension of retransmission of the information block is generated and communicated on a retransmission control channel.

Abstract: There is provided a method for configuring a communication channel between a base station and a user equipment within a cellular network system. The cellular network system includes at least one cooperation area. The base station is assigned to the at least one cooperation area, and the user equipment is served by the base station. The method includes applying, by the base station, a vertical sectorization and thereby creating the at least one cooperation area, determining, by the base station, the location of the user equipment in relation to the at least one cooperation area, and configuring, by the base station, the communication channel between the base station and the user equipment by using coordinated multipoint processing, if the determined location of the user equipment corresponds to a predetermined location.

Abstract: In accordance with an example embodiment of the present invention, a method is disclosed that comprises signaling by a user equipment (UE) to indicate a support for at least a second frequency band mode in addition to a first frequency band mode, wherein the first frequency band mode and the second frequency band mode have at least one overlapping frequency channel; and receiving from a base station at least one resource allocation message to allocate at least one of a downlink channel and an uplink channel that complies to at least one of a plurality of radio frequency (RF) restrictions of the second frequency band mode.

Abstract: A method and a device for data processing in a wireless communication system, in particular in a cellular system, are suggested, wherein an N-to-M control-to-data sectorization is provided to at least one mobile terminal, and wherein N corresponds to a number of control sectors and M corresponds to a number of data sectors. Furthermore, a mobile terminal for such an approach as well as a communication system comprising said device are provided.

Abstract: It is provided a method, including deciding, based on a previously estimated interference value, whether a user equipment or a sounding reference signal or a channel of a received uplink signal is affected by a colored interference more than a first predefined threshold, wherein colored interference is an interference having a spatial and/or spectral predominance; and suppressing interference rejection combining on the uplink signal if none of the user equipment, the sounding reference signal, and the channel of the received uplink signal is affected more than the first predefined threshold.

Abstract: It is disclosed a method including accommodating, in frequency domain, a first bandwidth of a first carrier signal with respect to a second bandwidth of a second carrier signal such that the first bandwidth adjoins to or overlaps the second bandwidth, the first bandwidth being greater than the second bandwidth. In a further aspect, prior to the transmission, the interference of the modulated second carrier signal is subtracted from each of the plurality of subcarrier signals of the first carrier signal.

Abstract: An apparatus is provided, including an observing function configured to observe an indication about the coverage status of a user equipment; a deciding function configured to decide, based on the indication, to switch into a coverage extension mode; a providing function configured to provide a scaling number in dependence of the coverage extension mode; an allocating function configured to allocate, for data to be transmitted to a user equipment, a first modulation and coding scheme, a first modulation order, a first size of a transport block, and a first number of resource blocks per transport block according to an orthogonal frequency division multiplexing technology, a reducing function configured to reduce a first size per resource block, being the quotient of the first size of the transport block and the first number of resource blocks per transport block, based on the scaling number, thus obtaining a second size per resource block, being the quotient of a second size of the transport block and a second

Abstract: It is provided an apparatus, including observing means configured to observe a first parameter; deciding means configured to decide, based on the first parameter, whether or not an original search space of a downlink control channel of an orthogonal frequency division multiplex technology is to be redefined; and redefining means configured to redefine the original search space, thus obtaining a redefined search space.

Abstract: Apparatus and method for communication are provided. The apparatus includes a controller for controlling the transmission and reception of data on one or more carriers utilizing Time Division Duplexing and frames including sub frames, where multiple carriers utilized by different apparatuses are synchronized with each other and a predetermined number of sub frames of each frame are reserved for predetermined transmission directions and a scheduler for allocating the rest of the sub frames carrier specifically either in downlink or uplink direction.