Matches 1 - 50 out of 96 1 2 >


Match Document Document Title
US20100311428 RANDOM ACCESS PREAMBLE CELLULAR PHONE SYSTEMS WITH MULTIPLE ZADOFF-CHU SEQUENCES  
A cellular phone system where a random access channel burst has a preamble comprising two Zadoff-Chu sequences to mitigate the effects of Doppler Frequency Offset. Upon reception of a random...
US20140256332 INTERFERENCE COORDINATION BETWEEN MACROCELL AND SMALL CELL  
Provided are methods, corresponding apparatus and computer program products for interference coordination between a macrocell and a small cell. A method comprises receiving respective position...
US20140051452 LOAD-AWARE DYNAMIC CELL SELECTION WITH INTERFERENCE COORDINATION BY FRACTIONAL REUSE FOR CELLULAR MULTI-USER NETWORKS  
A method for determining for a plurality of users of a wireless cellular network transmitters of the wireless cellular network used for determining candidate rate configurations for serving the...
US20110053601 Cell Configuration for Self-Organized Networks with Flexible Spectrum Usage  
The present invention relates to methods and apparatuses for controlling cell configuration in a cellular network, wherein a cell identity and a local cell spectrum resource entity or profile are...
US20130130702 METHOD AND APPARATUS FOR DETECTING A SEGMENT IDENTIFIER IN A WIRELESS COMMUNICATION SYSTEM  
The present invention relates to a segment identifier detection method performed by a terminal if a segment being administrated by a base station in a wireless communication system has the...
US20140031049 Cloud-based Radio Access Network for Small Cells  
A wireless communications system is disclosed. The system comprises a baseband processing unit (BBU) pool including one or more baseband processing units (BBUs), and a plurality of remote radio...
US20130090120 INTER-CELL INTERFERENCE COORDINATION IN WIRELESS NETWORKS  
Systems and method for allocation and optimization of sub-carriers by a plurality of cells based, at least in part, on aspects of user equipment utilizing the wireless communication network. A...
US20130029674 METHODS AND SYSTEMS FOR FREQUENCY REUSE IN MULTI-CELL DEPLOYMENT MODEL OF A WIRELESS BACKHAUL NETWORK  
Systems and methods for frequency reuse in a multi-cell deployment model of a wireless backhaul network are shown. According to embodiments, a wireless backhaul network includes a plurality of...
US20110034174 IN A RADIO NETWORK ENVIRONMENT, REDUCING INTERFERENCE AMONG OVERLAPPING CELLS  
Disclosed is a method for a femtocell to reduce interference with an overlapping macrocell. The femtocell determines soft-frequency-reuse (“SFR”) information of the macrocell. From that...
US20120252468 ADAPTIVE DISTRIBUTED FREQUENCY PLANNING  
Systems and methodologies are described that facilitate employing distributed frequency planning and reuse factor optimization based upon forward link and/or reverse link interference management...
US20120190373 METHOD AND APPARATUS FOR DETERMINING TIMING INFORMATION FOR CELLS  
Techniques for determining timing information for cells are disclosed. A user equipment (UE) may communicate with a serving cell and may need to make measurements of other cells, e.g., to support...
US20110151881 TECHNIQUES FOR FRACTIONAL FREQUENCY REUSE IN WIRELESS NETWORKS  
Methods and apparatuses for Fractional frequency reuse (FFR). A reuse factor of one (f=1) may be used to serve mobile stations located in inner cell regions that do not experience significant...
US20080298275 Autonomous Infrastructure Wireless Networks  
A method for deploying a cellular wireless communication network is provided. The method consists of: providing one or more micro base stations; autonomously deploying the micro base stations...
US20140228036 OVERLAPPING CELLS FOR WIRELESS COVERAGE  
A system is provided for overlapping cells for wireless coverage in a cellular communication system. The system includes a beam-weight generator and beamformer coupled to the beam-weight...
US20070207809 Networking corridors for packet data and voice communications  
A data and voice digital communication network installation and networking method, including a plurality of packet communication networking hubs, logically configured in a hierarchy of at least...
US20080274746 Scheduling Methods and Systems for Wireless Multi-Hop Relay Communications  
A scheduling method for a wireless multi-hop relay communication system, wherein the communication system includes a base station dominating a plurality of relay stations, the scheduling method...
US20150111584 OVERLAPPING CELLS FOR WIRELESS COVERAGE  
A system is provided for overlapping cells for wireless coverage in a cellular communication system. The system includes a beam-weight generator and beamformer coupled to the beam-weight...
US20150133129 FRACTIONAL FREQUENCY REUSE SCHEMES ASSIGNED TO CLUSTERS OF RADIO NODES IN AN LTE RADIO ACCESS NETWORK  
Methods and systems are provided for allocating frequencies in a radio access network (RAN) that includes a plurality of radio nodes each associated with a cell and a services node operatively...
US20120046038 Interference management for distributed antenna systems  
A central base station for interference management in a distributed antenna system comprises a processor; a memory; and a frequency partition module configured to divide the remote radio heads...
US20050250503 Wireless networks frequency reuse distance reduction  
A method for improving spectral efficiency of a wireless network is provided. A microcell concept is utilized to improve isolation between the reuse pairs of antennas, thus significantly reducing...
US20100317354 FREQUENCY PLANNING FOR A CELLULAR COMMUNICATION SYSTEM  
An apparatus for frequency planning for a cellular communication system comprises a receiver (201) receiving measurement reports from remote stations. An interference processor (203) determines,...
US20100214997 Clustering Based Resource Allocation in Multi-Cell OFDMA Networks  
A method allocates resource in an Orthogonal Frequency-Division Multiple Access (OFDMA) network, including a set of Base Stations (BSs) and a set of Mobile Stations (MSs) for each BS. OFDMA frame...
US20090247172 LOW REUSE PREAMBLE FOR A WIRELESS COMMUNICATION NETWORK  
Techniques for sending low reuse preambles in a wireless network are described. In an aspect, a base station may send a low reuse preamble on reserved frequency resources to allow terminals to...
US20070077934 Dynamic reuse partitioning and subchannel allocation scheme in multicell OFDMA downlink systems  
The reuse partitioning problem for a cellular orthogonal frequency division multiple access (OFDMA) system with dynamic subcarrier allocation is considered. One objective is to allocate the...
US20090275339 Frequency mapping for a wireless communication system  
Example embodiments are directed to frequency mapping for a wireless communication system. An example embodiment provides a method frequency reuse method. The frequency reuse method includes...
US20140235255 METHODS AND ARRANGEMENTS FOR A COORDINATION OF FREQUENCY BAND SELECTIONS FOR INTERFERING UPLINK TRANSMISSIONS IN A CELLULAR NETWORK  
A method in a base station for assisting in a coordination of frequency band selections for interfering uplink transmissions in a cellular network. The base station selects a first frequency band...
US20140302859 LOAD-BASED DYNAMIC FRACTIONAL FREQUENCY REUSE IN AN LTE NETWORK  
A services node or central controller or coordinator is provided that dynamically computes fractional frequency reuse allocation among user equipment in a radio access network. The central...
US20060192708 Radio communication method, system and a terminal station  
Radio communication system includes terminal including unit detecting radar wave transmitted through second-frequency channel, first-and-second-frequency channels through which radar wave fails to...
US20140256331 WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION METHOD AND BASE STATION DEVICE  
Information is exchanged among multiple base stations by adaptively changing an allocation of radio resource of each base station, and reducing deterioration in a signal quality that is caused by...
US20060121907 Base station, and a scrambling code setting method  
A base station and a scrambling code setting method of automatically setting up a scrambling code for the base station to use are offered. The base station includes: a scrambling code setting unit...
US20080274745 INTERFERENCE MITIGATION TECHNIQUE  
A backhaul network for a mobile wireless network including a plurality of nodes forming links, the links utilizing a 1:n frequency re-use scheme in backhaul communication, where n equals 2 to...
US20130171999 Dynamic Channel Reuse in Multi-Access Communication Systems  
Dynamic channel reuse in multi-access communication systems. A first station in a communication network may receive a transmission over a communication medium. The first station may generate a...
US20130260772 MULTI-TIER CLUSTERING APPARATUS IN WIRELESS COMMUNICATION SYSTEM AND METHOD THEREOF  
An apparatus and a method for configuring and managing/controlling a cluster, which is a set of Base Stations (BSs) for transmitting signals cooperatively, are provided. The method includes...
US20080311919 USE OF THE PHYSICAL UPLINK CONTROL CHANNEL IN A 3RD GENERATION PARTNERSHIP PROJECT COMMUNICATION SYSTEM  
In a 3rd Generation Partnership Project, 3GPP, communication system a base station comprises a scheduler allocating communication resource of at least one of a Physical Uplink Shared CHannel,...
US20110319084 METHOD AND APPARATUS FOR MITIGATING INTERFERENCE IN FEMTOCELL DEPLOYMENTS  
Methods and apparatuses are provided for mitigating interference among access points, and/or devices communicating therewith, in unplanned network deployments. Based on determining that one or...
US20060099954 Wireless communication network  
A wireless communication network is provided that includes a plurality of communication cells each defined by at least one communication coverage area and a plurality of access points each...
US20080125132 COMMUNICATION METHOD, BASE STATION, AND USER TERMINAL FOR A WIRELESS COMMUNICATION NETWORK  
The present invention comprises a method for communicating in a wireless communication network (1) comprising a number of cells (2.1, 2.2, 2.3) served by respective base stations (3). According to...
US20060014538 Frequency quality criteria for inter-frequency handover in a TD-CDMA communication system  
A method for determining whether to perform IFHO (inter-frequency handover) of a UF apparatus from one cell to another and from one carrier frequency to another in a TD-CDMA telecommunications...
US20060073833 Frequency allocation in communication network  
A radio network element, comprising means for communicating, in a first coverage area, with a mobile terminal applying a primary frequency, means for communicating, in the first coverage area,...
US20090186623 Base Station Device And Cell Forming Method  
A base station device includes a plurality of directional antennas, a power control unit and a frequency management unit. The cell is formed with layers of a base cell having a cell border with a...
US20090247171 TRANSMISSION METHOD, WIRELESS BASE STATION, AND WIRELESS COMMUNICATION METHOD  
A transmission method that can implement efficient communication control. A transmission block sends a signal of a first frequency band allocated to each zone, by a first directive beam which...
US20100124930 INTERFERENCE MANAGEMENT AND DECENTRALIZED CHANNEL ACCESS SCHEMES IN HOTSPOT-AIDED CELLULAR NETWORKS  
A system and method are provided wherein one or more femtocell base stations are deployed within a range of a cellular base station and utilize substantially the same frequency band as the...
US20140302860 Wireless Communications System and Method  
The Invention is directed to a mobile communications system having improved spectral efficiency. The invention is further directed to methods and apparatus to achieve this improved spectral...
US20080207209 CELLULAR MOBILE RADIO COMMUNICATION SYSTEM  
A method of autonomously generating neighboring cell information in a cellular mobile radio communication system including: transmitting, by a first base station, a measurement radio signal...
US20120225662 APPARATUS AND METHOD FOR ALLOCATING FREQUENCY RESOURCE TO MICRO UE IN A MOBILE COMMUNICATION SYSTEM  
A method and apparatus for allocating a frequency resource to each micro User Equipment (UE) in a hierarchical cellular mobile communication system are disclosed. The method includes acquiring...
US20060121908 Predictive service connection transfer for mobile telephones  
A system for predicting a channel reassignment for a mobile communications device engaged in a call while traversing from one to another cell of a wireless communications region includes a first...
US20070259671 Generation, Deployment and Use of Tailored Channel Quality Indicator Tables  
Channel Quality Indicator (CQI) tables are tailored to one or more cells of interest. Tailoring CQI tables to individual cells permits devices such as radio base stations to more reliably and...
US20050245265 Optimisation mechanism for frequency reuse  
The present invention describes a network planning mechanism for the optimisation of system quality associated with frequency reuse for a mobile network infrastructure and business access...
US20100003998 CELLULAR SYSTEM, CARRIER ALLOCATION METHOD THEREOF, BASE STATION, AND MOBILE STATION  
In a method of allocating carriers of a cellular system comprising mobile stations and a wireless network of multiple base stations, multiple carriers being available for communication between...
US20150111583 COMMUNICATING DETECTION OF CONTROLLED RADIO FREQUENCIES  
A radio detector may detect the presence of safeguarded radio frequency signals and one or more devices associated with a first network regarding the presence of the safeguarded radio frequency...

Matches 1 - 50 out of 96 1 2 >