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7623867 |
Satellite communications apparatus and methods using asymmetrical forward and return link frequency reuse
Communications are conducted between a space-based component of the wireless communications system and radioterminals using a plurality of forward link cells and a plurality of return link cells,...
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7613463 |
System for fast macrodiversity switching in mobile wireless networks
Fast macrodiversity switching (FMS) dynamically switches radio links used for traffic and control channels for a mobile station among a number of base transceiver stations (BTS) without changing...
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7606573 |
Wireless switched network
An access point in a wireless network includes an external indication of the access point's proximity to another access point. The external indication can be a LED that blinks at a rate that is...
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7603127 |
Boosting a signal-to-interference ratio of a mobile station
In a cell of a cellular wireless communication system, the SIR of at least one user in a sector of the cell is altered by temporarily reducing transmissions on a forward link in at least one other...
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7599696 |
Frequency reuse techniques in mote-appropriate networks
Mote appropriate networks employing multiple frequencies, such as those utilized in frequency reuse techniques.
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7599656 |
Spatial guardbands for terrestrial reuse of satellite frequencies
Satellite radiotelephone systems include a space-based component that is configured to provide wireless radiotelephone communications in a satellite footprint over a satellite radiotelephone...
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7593726 |
Coordinated satellite-terrestrial frequency reuse
A system and method of operation for efficiently reusing and/or sharing at least a portion of the frequency spectrum between a first satellite spot beam and a second satellite spot beam, and/or an...
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7593724 |
Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex mode
A space-based component, such as a satellite, is configured to receive wireless communications from radiotelephones in a satellite footprint over an uplink satellite radiotelephone frequency, and...
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7580400 |
Apparatus and method for generating preamble signal for cell identification in an orthogonal frequency division multiplexing system
Disclosed are an apparatus and a method for generating a preamble signal for cell identification in an OFDM mobile communication system. The method includes the steps of generating a Walsh code...
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7570615 |
Resource-sharing cells
A virtual network is created by providing antennas controlled by the same radio access station with control signals of virtual radio access stations. Sets of physical channels comprising the...
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7558592 |
Radio planning for WLANS
Described herein are a computer-implemented method of determining a power plan/frequency plan combination assigning transmit frequency channels and transmit powers for a plurality of managed access...
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7555301 |
Method and apparatus for coverage and throughput enhancement in a wireless communication system
A multiple access wireless communications architecture provides selective, simultaneous communications with wireless devices located in different sections of a spatial area around a communications...
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7555298 |
Queue prediction to reduce virtual handoff latency
In a high-rate packet data (HRPD) wireless communication network, an Access Terminal (AT) selects its serving cell, and additionally provides an advance indication of a pending cell selection. Upon...
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7548752 |
Feedback to support restrictive reuse
The scheduler in a base station needs CQI information from a terminal for all reuse sets every 5 ms. to decide on which re-use set to schedule a given terminal. For MIMO users, the problem is that...
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7535868 |
Assembly, and associated method, for facilitating channel frequency selection in a communication system utilizing a dynamic frequency selection scheme
An assembly, and an associated method, for an ad hoc network, such as an independent basic service set defined in an IEEE 802.11 protocol specification. A channel map is created and maintained at...
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7529212 |
Communications system, communications control apparatus and method, and computer program therefor
A communications system sets a network frame period that can be repeatedly used by a plurality of wireless networks in a predetermined time period. A plurality of channel slots for use by each of...
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7515912 |
Method for deployment scheduling for mobile communication network
A method for deployment scheduling for a mobile communication network is disclosed. The mobile network is to be changed from a first network plan to a second network plan, and both the first and...
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7512409 |
Cellular network system
A method for providing a personalized bidirectional channel in broadcasting systems. In cellular broadcasting system the method contains the steps of: allocating a first group of subcarriers to...
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7499706 |
Network frequency setting
A frequency setting unit for a radio telecommunications network comprising a first, reference base station transmitting signals at a first frequency, and a second base station transmitting at a...
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7489932 |
Channel assignments within a mesh network
Embodiments of methods of assigning a channel to a link of an access node within a wireless mesh network, is disclosed. The method includes the access node receiving beacons over multiple channels,...
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7489673 |
Wireless communication system and communication method
In a time division multiplex access (TDMA-TDD) type wireless communication system in which a communication operation is carried out between a first communication apparatus (mother appliance) and a...
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7483704 |
Base station and communication method
A base station comprises: an interference quantity measurement unit configured to measure an interference quantity toward a frequency band used in a communication system in which the base station...
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7477921 |
Cancellation system for frequency reuse in microwave communications
Substantial improvements in frequency reuse in microwave communications systems is achieved by canceling co-channel interference and transmitter leakage. Interferometric beam-narrowing reduces...
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7474895 |
Frequency reuse in wireless communication networks
Methods and systems for implementing frequency reuse techniques in wireless communication systems such as OFDM systems.
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7450947 |
Method and apparatus for dynamic spectrum sharing
A technique for dynamic spectrum sharing includes identifying ( 705 ) a plurality of radio nodes ( 115, 120 ), measuring ( 710 ) a local signal value (SV) at each radio node ( 110, 200 ), and...
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RE40564 |
Cellular communications system with sectorization
A method and apparatus for sectorizing coverage of a cellular communications area includes providing a remote unit having microcell antenna units. Each microcell antenna unit is configured to cover...
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7444152 |
Signaling and routing protocols for an integrated cellular and relaying system
The present invention provides signaling protocols that enable an integrated cellular relaying system to support a call for a wireless terminal. In embodiments of the invention, the wireless...
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RE40540 |
Apparatus and methods for networking omni-modal radio devices
A network and method of operating a network of wireless service providers adapted to interact with a plurality of omni-modal wireless products within a given geographic area in a manner to permit...
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7433708 |
Variable bandwidth in a communication system
A method, device, and system that use narrowband channels to provide higher re-use without multiplying the operator spectrum requirement. If a communication system supports variable carrier...
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7433692 |
Method for dimensioning a mobile telecommunications network
A method for assessing the characteristics obtainable in a network for mobile telecommunications apparatuses suitable for managing calls with both data traffic and/or voice and data traffic. On the...
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7433683 |
System for fast macrodiversity switching in mobile wireless networks
Fast macrodiversity switching (FMS) dynamically switches radio links used for traffic and control channels for a mobile station among a number of base transceiver stations (BTS) without changing...
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RE40518 |
Channel assignment method for a base station in a mobile communication system
There is disclosed a method for performing channel assignment in a base station for a mobile communication system. Upon receipt of a request for assigning a channel to a mobile station, a base...
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7424298 |
Methods and apparatus for channel assignment
Methods and apparatus for high throughput wireless cells and networks are described. The wireless cells may be equipped with multiple radios. Antennas may be arranged into overlapping and...
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7423991 |
Apparatus and method for allocating subchannels adaptively according to frequency reuse rates in an orthogonal frequency division multiple access system
An apparatus and method for adaptively allocating subchannels according to frequency reuse rates in an OFDMA system are provided. To allocate one or more subchannels to one or more MSs, information...
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7420964 |
Arranging packet data connections in office system
A method for establishing a packet data connection in a telecommunications system which includes an office network, an operator network, and a local area network between them. Data transmission...
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7418266 |
Method for controlling timing in a communications channel
A method for controlling the flow of information on a high-speed channel between a UE and a Node B is provided. Timing of the high-speed channel is based on timing associated with a low-speed...
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7415278 |
Method and system for creating and deploying a mesh network
A method and system for creating and deploying a mesh network are disclosed. In one embodiment, the method comprises providing a mesh router having a plurality of radios. The mesh router is used in...
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7412242 |
Apparatus and method for controlling transmission power in communication systems using orthogonal frequency division multiple access scheme
Disclosed is a method for controlling transmission power to be allocated to sub-carrier signals in a cellular communication system capable of dividing a frequency band into a plurality of...
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7408974 |
Composite code-division/time-division multiplex system
Increased data communication capacity in a sector of a CDMA wireless system using a combination of code division multiplexing and time division multiplexing. Adjacent subsectors may transmit...
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7392054 |
Resource allocation scheduling method for a cellular communication system
A resource allocation scheduling method for a cellular communication system that can avoid interference between cells. The method includes dividing a frequency band of a system into frames each...
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7389112 |
Mobile terminal for optimal spectrum utilization in cellular systems
A method and apparatus for providing handover between carriers of different duplex frequency separation distances is provided. A mobile terminal is configured to operate in both fixed and variable...
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7386317 |
Methods and techniques in channel assignment in a cellular network
A cellular network configuration tool is described that performs frequency assignments for use in a cellular network. The channels are assigned in accordance with input configuration data such as a...
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7386313 |
Method for carrying out a handover procedure in a radio communications system having a number of transmitting/receiving units
In order to carry out a handover procedure, in which a radio link between a mobile station and a radio communications system, which is set up via a first transmitting/receiving unit, is switched to...
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7386306 |
Multi-carrier communications methods and apparatus
Methods and apparatus for implementing a multi-carrier communications system are described. Various approaches to a phased system deployment and system configurations resulting from different...
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7382757 |
Method for supporting a plurality of subscribers operating on different frequency bands using a single access point
The present invention allows a single access point (“AP”; 100 ) to support a plurality of devices ( 102, 104 ) operating on different frequency bands. During a first period of time, the AP...
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7379742 |
Multi-carrier communications with adaptive cluster configuration and switching
A method and apparatus for allocating subcarriers in an orthogonal frequency division multiple access (OFDMA) system is described. In one embodiment, the method comprises allocating at least one...
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7373150 |
Method and system for allocating frequency resources based on multiple frequency reuse factors in cellular communication systems
Disclosed are a system and a method of allocating frequency resource in a cellular communication system. The method includes the steps of dividing a predetermined time duration into at least two...
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7372829 |
Point to multipoint cell plan and migration
The present invention relates to cell plans and cell plan changes in point to multipoint systems (PMP). A cell plan arrangement is provided comprising cells having four 90° sectors to which...
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7369847 |
Fixed cell communication system with reduced interference
A communication system has a high altitude communication device that has an antenna for directing beams to a fixed cell pattern with a polarity of cells. A specific pattern of cells having the same...
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7366525 |
Communication resource selection within a multi-band wireless communication system
Upon determining ( 11 ) a need to transmit a message (such as a paging message) to a mobile station within a multi-band wireless communications system, the system (via, for example, a mobile...
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