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9042310 Transmit power allocation for adaptive multi-carrier multiplexing MIMO systems  
The present invention relates to transmit power allocation in multi-carrier, multiplexing MIMO communication systems. The present invention especially relates to a MIMO communication device, a...
9042348 Data transmission method for a mobile communication system  
This invention provides a mobile communication system which expanded the operation limitation of the heretofore adopted mobile communication systems and improved the spectrum efficiency greatly. A...
9042825 Wireless coexistence through antenna switching  
Systems, methods, and other embodiments associated with wireless coexistence through antenna switching are described. According to one embodiment, a method includes selecting one or both of a...
9042476 Methods and a device for multi-resolution precoding matrix indicator feedback  
Disclosed are methods and a device for Multi-resolution PMI Feedback. In one implementation, a user equipment finds a rank 1 or rank 2 Precoding Matrix Indicator based on the signal channel matrix...
9036609 Systems and methods for silencing wireless devices  
Embodiments provide systems and methods to optimize the time when to receive transmissions from dissimilar wireless networks, and hence, improve the overall network throughput and avoid access...
9036613 Method and apparatus for operating a wireless PAN network using an overlay protocol that enhances co-existence with a wireless LAN network  
A computing device is interfaced with other devices in a wireless personal area network (PAN) to enhance co-existence with a wireless local area network (WLAN), wherein the WLAN is characterized...
9037134 Mobile devices with femto cell functionality  
Aspects describe communications environments in which femtocell capability is provided to devices within the communications network. A non-femto enabled device and/or a femto enabled device can...
9037155 Time of arrival (TOA) estimation for positioning in a wireless communication network  
Techniques for determining time of arrivals (TOAs) of signals in a wireless communication network are described. Each cell may transmit (i) synchronization signals on a set of contiguous...
9036608 Adaptive transmission mode switching  
A node (28) of a radio access network (20) communicates over a radio interface (32) with a wireless terminal (30). The node (28) comprises a transmitter (34) and a controller (40). The transmitter...
9031024 Radio resource management for distributed cellular systems  
In a network comprising user devices and signal notes, communication links are scheduled by identifying one or more active signal node/user device pairs, wherein each active pair comprises a...
9030949 Downlink PMI coordination based on base station antenna configuration  
A Mobile Station (MS) apparatus and a Base Station (BS) apparatus, and methods for their operation in a wireless communication system, are provided. The method for operating the MS includes...
9031608 Dual antenna topology for bluetooth and IEEE 802.11 wireless local area network devices  
A method includes determining that an antenna shared between a Bluetooth transceiver and a WLAN transceiver is available to the WLAN transceiver based on an activity signal associated with the...
9031035 Transmitter apparatus, receiver apparatus, transmission method, and notification method  
This invention relates to a transmitter apparatus, a receiver apparatus, a transmission method and a notification method that, when a switching between MIMO communication and non-MIMO...
9025690 Apparatus for performing channel equalization on a MIMO signal  
The present invention relates to a receiver in a 2×2 Line of Sight Multiple Input Multiple Output, LoS MIMO, system. The receiver is arranged to estimate a first (Ŝ1) and a second (Ŝ2) signal on...
9025524 Method and apparatus of transmitting and receiving synchronization signal in a distributed antenna system  
A method and apparatus of transmitting and receiving a synchronization signal in a distributed antenna system (DAS) is disclosed. A method of receiving a synchronization signal in a mobile station...
9025557 Wireless communications system, wireless communications apparatus, wireless communications method and computer program for wireless communication  
In performing SVD-MIMO transmission, a set-up procedure is simplified while assuring a satisfactory decoding capability with a reduced number of antennas. A transmitter estimates channel...
9020062 Maximal ratio combining of equalized symbols for MIMO systems with HARQ and/or repetition coding  
Systems and methods are provided for decoding signal vectors in multiple-input multiple-output (MIMO) systems, where the receiver has received one or more signal vectors based on the same...
RE45498 Apparatus and method for signal constitution for downlink of OFDMA-based cellular system  
Disclosed are an adaptive pilot symbol assignment method that flexibly controls the number of transmit antennas according to each user's moving speed, channel status, or user request, and assigns...
9019991 Method and apparatus for detecting a packet in a WLAN system  
A method for transmitting a data packet includes prepending to the digital contents of the data packet a preamble including a first preamble field having a plurality of repetitions of a sequence....
9019929 Distributed antenna system for MIMO technologies  
The invention is directed to a method and system for supporting MIMO technologies which can require the transport of multiple spatial streams on a traditional Distributed Antenna System (DAS)....
9014154 Method and apparatus for improved base station cell synchronization in LTE downlink  
Methods and apparatus for enhancing a search performance for timing includes a mobile station that detects a plurality of signals, each from one of a plurality of cells, wherein one of the...
9014097 Method for transmitting control information and device therefor  
A method for transmitting uplink control information and a corresponding device, where the method which include receiving at least one of one or more PDCCH signals and one or more PDSCH signals...
9014150 Method and apparatus of enhancing performance of downlink multi-user multiple-input-multiple-output transmissions in wireless communication system  
A method of enhancing performance of downlink multi-user multiple-input-multiple-output transmissions in a wireless communication system comprising a communication device and a network is...
9014149 Communication apparatus and base station apparatus  
There is provided a communication apparatus capable of effectively removing interference waves from a received signal while reducing the computation load. The communication apparatus includes a...
9008115 Integrated circuit for controlling radio transmission and reception  
Data streams stored in buffers are modulated by modulation sections. Multipliers multiply the signals output from the modulation sections by weights output from a weight control section. The...
9007968 System and method for wireless multi-band networks association and maintenance  
A system and method for wireless communication over multi-rate channels are disclosed. One embodiment of the system includes a first multi-band wireless station that is capable of using a first...
9007983 Channel characterization and training within multiple user, multiple access, and/or MIMO wireless communications  
Channel characterization and training within multiple user, multiple access, and/or MIMO wireless communications. Within such communication systems, there can be a number of devices (e.g., STAs)...
9002299 Multiple antenna processing on transmit for wireless local area networks  
A method and an apparatus in a first wireless station of a network transmitting to a second wireless station. The network uses multi-tone OFDM signals. The first station includes multiple antennas...
8995924 Method for configuring gain factors for uplink service in radio telecommunication system  
A method for configuring gain factors in a WCDMA telecommunication system is provided in which the gain factor for defining power required for normal reception of uplink data in an environment...
8996023 Base station and communication method  
For downlink communication with a communication terminal using a downlink radio resource allocated to this communication terminal by a radio resource allocating unit, if this communication...
8995551 Apparatus and method for generating codebook in a wireless communication system  
An apparatus and method for generating a codebook in a wireless communication system are disclosed. The codebook generation apparatus includes a processor for generating a covariance matrix of a...
8995359 Method and apparatus to facilitate support for multi-radio coexistence  
A user equipment (UE) monitors coexistence issues of one or more associated communication resources. The UE initiates link recovery procedures (e.g., declaring a Radio Link Failure (RLF)) in...
8995587 Opportunistic beamforming in a wireless communication system  
A method for processing a preamble of a data unit transmitted via a communication channel includes receiving a signal via a plurality of antennas, applying a plurality of distinct steering vectors...
8995357 Transmission of system information on a downlink shared channel  
In one embodiment, a method of transmitting system information on a down link shared channel structured as successive subframes includes transmitting (400-416) system information in regularly...
8995401 Multiple antenna method and apparatus for reducing inter-cell interference in multi-user wireless systems  
A method is provided to reduce inter-cell interference in mobile wireless systems, and particularly in TDD wireless systems. In an embodiment, a base station receives a pilot signal from at least...
8995416 System and method for simultaneous co-channel access of neighboring access points  
A system and method for overriding Carrier-Sense-Multiple-Access/Collision-Avoidance (CSMA/CA) and virtual carrier sense, without harming the traffic that occupies the channel is described herein....
8995402 Pilot design for OFDM systems with four transmit antennas  
Pilot, preamble and midamble patterns are provided that are particularly suited for four transmit antenna OFDM systems. Pilots are inserted in a scattered manner for each of the four antennas,...
8996066 Methods and apparatus for directing a beam towards a device in the presence of interference  
Methods and apparatus are provided for directing a beam towards a receiving device in the presence of interference. A beam transmitted by a transmission source is received by a received device....
8989155 Systems and methods for wireless backhaul in distributed-input distributed-output wireless systems  
Systems and methods are described for wireless backhaul in a multiple antenna system (MAS) with multi-user (MU) transmissions (“MU-MAS”). For example, a multiuser (MU) multiple antenna system...
8989108 Wireless packet communication method and wireless packet communication apparatus  
In retransmission processing due to a failure of transmission of data packets, a plurality of data packets are simultaneously transmitted between two STAs by utilizing multiple wireless channels...
8989302 Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor  
A method for transmitting a sounding reference signal from a user equipment in a MIMO antenna wireless communication system. The method includes receiving sounding reference signal setup...
8989154 Method and apparatus for indicating MU-MIMO mode  
The present invention relates to the field of telecommunications, and discloses a method for indicating an MU-MIMO mode. In this method, first part information and second part information are...
8982740 Wireless communication device for calculating level correction value for transmission signal  
In a wireless communication device, in a correction value calculating mode, a control unit flips switches to the “a” sides, a modulation processing unit generates a CW signal as an I channel...
8983472 Handoff of a multimedia call session using background network scanning  
A method and system supporting handoff of a multimedia call session using background network scanning is disclosed. A mobile multimedia handset may engage in the exchange of a multimedia...
8982850 Cyclic shift delays in multi-user packets with resolvable very high throughput long training fields (VHTLTFS)  
A system including a stream generator module to generate a plurality of streams to be transmitted in a packet. The packet is to be transmitted to a plurality of client stations. First streams are...
8982282 Display apparatus and channel searching method thereof  
A display apparatus and a method of searching for a channel in the display apparatus includes a plurality of tuners and a plurality of antenna ports respectively connected to the plurality of...
8982684 Radio communication device and radio communication method  
A radio base station 100 judges a receiving state of a radio signal in conformity with the orthogonal frequency division multiplexing scheme, and changes a symbol string configuration of a symbol...
8982849 Coexistence mechanism for 802.11AC compliant 80 MHz WLAN receivers  
A wireless network device comprising a physical layer (PHY) module and a media access control (MAC) module. The PHY module is configured to communicate with an 80 MHz channel. The 80 MHz channel...
8982848 Method and apparatus for transmitting downlink reference signal  
The present invention relates to transmitting a downlink reference signal in a wireless communication system. A method for a base station to transmit a downlink signal by using two or more layers...
8976836 Apparatus and method for transmission of sounding reference signal in uplink wireless communication systems with multiple antennas and sounding reference signal hopping  
A sounding reference signal transmission method which is efficient in an uplink wireless telecommunications system using a multiple antenna technique and sounding reference signal hopping. A...