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7447169 |
Radio communication system
A TDMA radio communication system using a multiple subcarrier modulation method and comprising at least a first and a second radio station. The first radio station carries out communications by...
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7447517 |
Method and system wherein timeslots allocated for common control channels may be reused for user traffic
A method and system is disclosed wherein timeslots designated in a wireless communication system as Common Physical Channel (CPCH) timeslots may be reused for user traffic. A CPCH timeslot used in...
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7443830 |
Method for data communication and controlling device therefor
For communicating data on a transmission channel ( 1, 2 ) between a central station (BS) and a plurality of subscriber stations (M), for each transmission connection between the central station...
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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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7440427 |
Increasing channel capacity of TDMA transmitters in satellite based networks
The present invention discloses a method for increasing the channel capacity of a communications network, comprising a plurality of one-way TDMA transmitters sharing said channel, and at least one...
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7436808 |
Method and apparatus for bandwidth reservations
A transmitting unit for use in sending data in packets in timeslots within time frames, each packet being sent in a timeslot, the unit comprising means to reserve for uplink transmission in the...
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7436791 |
Methods and apparatus for providing slot reservations for slotted messages in wireless communication networks
In one illustrative example, a mobile communication device transmits a slot reservation indication to the wireless network for reserving each nth paging slot assigned to the mobile device. At some...
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7436807 |
Communication network
A network for communicating with a plurality of radiotelephones via respective communication channels over timeslots on a carrier, wherein the channels can operate at a first or second data rate...
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7433395 |
Reliable multicarrier communication in the presence of timing phase error
A method, system and apparatus for reliable multicarrier communication in the presence of timing phase error is disclosed. Phase noise due to a sampling-time phase mismatch between a transmitter...
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7433347 |
Broadcast superframe with variable reuse and interference levels for a radio communications system
A method and apparatus are provided to enhance the efficiency of reuse of a broadcast channel. In one embodiment, the invention includes sending a first burst of a broadcast channel from a...
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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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7430217 |
Method and apparatus of prioritising the usage of slotted links by single network devices in a wireless network
Method of prioritising the usage of slotted links by single network devices in a wireless network for adapting to varying traffic loads, comprising the steps of pre-setting a distribution of...
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7430197 |
Radio communications system with a shared broadcast channel
In one embodiment the present invention comprises transmitting a first broadcast message in a broadcast channel at a first specific time within a first assigned slot of a predetermined frame from a...
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7430192 |
Net formation-merging system and method
A method of utilizing communication channel resources between nodes in a network of nodes is provided. Communication between a set of nodes in a communication network uses a time division multiple...
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7424299 |
System and method for slot allocation with reduced need for measurement
In a communication system in which mobile terminals may roam throughout an area with a plurality of base stations with overlapping coverages and wherein the base stations employ multiplexed slots...
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7423987 |
Feeder link configurations to support layered modulation for digital signals
Systems and methods are disclosed for feeder link configurations to layered modulation. One feeder link system employs feeder link spot beam to antennas in distinct coverage areas to enable...
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7420950 |
Multiplex communication with slotted retransmission on demand
A method for communication in a sequence of frames includes assigning a respective time slot to each of a plurality of mobile units, while reserving an unassigned time slot. During a first frame,...
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7420944 |
Method of forming directional wireless networks using in-band channels
The present invention is directed to a method of forming a mobile network using Phased Array Antennas. Mobile nodes search for nodes with which to form a network by either transmitting low level...
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7420949 |
Method of, and system for, reserving timeslots in a TDMA system
A method of, and system for, reserving timeslots in a TDMA system of a type in which a plurality of subscriber units (CPE) use the same radio channel for transmission during different timeslots to...
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7418242 |
Transmission device and gain control method
An apparatus that can lower the possibility of failing reception modulation in communication where data is transmitted with and without directivity and prevent deterioration of transmission...
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7417972 |
Method and system for transmitting data and for determining the transmission properties in a radio communications system
A possibility for transmitting data via a radiolink with a timeslot structure in a radiocommunications system is described, measurement data for determining the transmission characteristics of the...
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7417964 |
Transmission apparatus and method for use in mobile communication system based on orthogonal frequency division multiplexing scheme
A transmitter for a mobile communication system based on an OFDM scheme and a method for controlling the same. The transmitter can implement a characteristic of a multiple access scheme based on an...
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7415001 |
Method and receiver for processing a multi-user signal
The invention relates to the field of signal processing for telecommunications, and concerns a method and receiver for processing a multi-user signal. In the method of the invention, a multi-user...
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7411933 |
Radio communication device, radio communication method, and computer program
A radio communication device wherein, by performing a channel reservation, an arbitrary radio communication with other surrounding radio communication devices may be carried out by setting up a...
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7408904 |
Method and apparatus for reducing uplink and downlink transmission errors by supporting adaptive modulation and coding and hybrid automatic repeat request functions
A method and apparatus for supporting Adaptive Modulation and Coding (AM&C) and Hybrid Automatic Repeat Request (H-ARQ) functions in a cellular system including at least one wireless...
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7408905 |
Method and system for computing the optimal slot to cell assignment in cellular systems employing time division duplex
A system and method to optimize the number of uplink and downlink slots, given the maximum number of crossed slots between any two cells is disclosed. The present invention effectively assigns a...
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7406103 |
Method and apparatus for transmitting data in Gigabit Ethernet passive optical network
A method and apparatus for transmitting data from an optical network unit (ONU) to an optical line termination (OLT) in a Gigabit Ethernet passive optical network (GE-PON) on the basis of a time...
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7403497 |
Data transport between a media gateway and server
A system and method for reducing latency includes receiving at a gateway time division multiplexed data from multiple sender devices, the time division multiplexed data including payloads. The...
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7401233 |
Method, system, and apparatus for dynamic data-driven privacy policy protection and data sharing
A method of sharing telematics data for a vehicle with service providers can include receiving the telematics data for the vehicle, where the telematics data dynamically changes over time, and...
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7397781 |
Configurable multislot class for wireless devices
A solution is provided wherein the mobile device selects a multislot class based on the profile of the traffic to be utilized by the mobile device. This may be performed manually by a user, or may...
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7394754 |
System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system
A system and method for transmitting data in multiple-branch transmitter-diversity OFDM systems is presented. In one embodiment, an approach is taken where an inverse Fourier transform (IFT) is...
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7394796 |
Wireless access point service coverage area management
A Wireless Local Area Network (WLAN) infrastructure includes a wired backbone network, an air controller, and a plurality of wireless access points (WAPs). Each WAP includes a processor, a wired...
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7394781 |
Wireless remote controller using time division protocol and satellite radio receiver including the same
Disclosed is a wireless remote controller using a time division protocol. A satellite radio equipped with the wireless remote controller is also disclosed which performs an audio processing...
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7388923 |
Method and system for adaptive control of sub-carriers
A method and system for adaptive control of sub-carriers is useful for increasing frequency diversity gain to improve bit error rate performance in an Interleaved Frequency Division Multiple Access...
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7389088 |
Method of controlling signal power level and a Bluetooth device for performing the same
A method of controlling signal power level and a Bluetooth device for performing the same are provided. The method for controlling a power level of a signal to be transmitted to a remote Bluetooth...
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7386236 |
Multiple wavelength TDMA optical network
A passive optical network which employs multiple wavelengths to increase overall system bandwidth, with each wavelength being shared by multiple optical network units (ONUs) according to a time...
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7382755 |
Method to convey uplink traffic information
Methods and apparatus for a Wireless Terminal (WT) to convey uplink traffic information, e.g., uplink channel resource requests, to a Base Station (BS) are described. Uplink transmission resources...
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7382754 |
Method and apparatus sharing a slot descriptor block between multiple users
An Integrated Digital Enhanced Network system ( 1 ) includes a base radio ( 104 ) interconnected to a plurality of transcoders ( 4 ) located at central offices ( 2 ). The base radio ( 104 ) time...
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7379441 |
Framing for an adaptive modulation communication system
A system and method for mapping a combined frequency division duplexing (FDD) Time Division Multiplexing (TDM)/Time Division Multiple Access (TDMA) downlink subframe for use with half-duplex and...
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7379748 |
Method for speeding up synchronization by having a search frequency list comprising a limited number of search frequencies
A method for initial synchronization in a mobile telecommunications network to connect a mobile terminal ( 10 ) to a base station ( 12 ). The mobile terminal has a search frequency list comprising...
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7376120 |
Radio base station synchronizing responsive to conditions being met
In the case of radio base stations of different kinds, a synchronization in a radio section cannot be established so that the efficiently effective use of electric waves cannot be retained....
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7376102 |
Erased frame and idle frame suppression in a wireless communications system
A method of reducing loading on backhaul communications links in a wireless communications system suppresses a portion of the upward flow of frame information for idle and/or erased frames in...
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7372893 |
Device and method for compensating for phase distortion in base station of OFDMA-based cellular system
Disclosed is a device and method for compensating for phase distortions in a base station of an OFDMA-based cellular system. The method comprises receiving OFDM symbols from a plurality of mobile...
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7366467 |
Base station and mobile station in dedicated short range communications system
A dedicated short range communications system can warn mutual approach between vehicles having mobile stations installed thereon through dedicated short range communications. Each mobile station...
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7362735 |
Quality dependent data communication channel
A data channel to transmit data from a transmitter to one or more of a plurality of receivers, each of which intermittently reports to the transmitter its reception quality of signals transmitted...
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7359358 |
Method and apparatus for routing data
A method of operating a wireless network with a base station and a plurality of outstations comprises transmitting a broadcast signal from the base station and in response to reception of the...
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7359359 |
Method and system of channel adaptation
The present invention relates to transmissions and retransmissions in a communications system. It reveals a method and system for backward compatible detection of an introduced channel sub-frame...
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7356000 |
Method and apparatus for reducing call setup delay
Various embodiments are described herein to address the need for reducing call setup delays with respect to supplemental channels. Modifications to channel assignment messaging ( 104 ), such as an...
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7356343 |
Emergency location transceivers (ELT)
Emergency Location Transceivers (ELT) and communication transceivers (transmitters and receivers) for reception and demodulation of location finder signals, Global Positioning System (GPS)...
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7349366 |
Overlap mitigation in wireless LANs using a central medium access control
The present invention relates to an access point for a wireless local area network. The access point is arranged to service its stations by using a Point Coordination Function protocol and to...
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