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7433321 |
Method and apparatus for time-aligning transmissions from multiple base stations in a CDMA communication system
Schemes to time-align transmissions from multiple base stations to a terminal. To achieve time-alignment, differences between the arrival times of transmissions from the base stations, as observed...
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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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7433348 |
Time division multiplexing protocol for wireless networks
A multi-node time division multiplexing (TDM) system is disclosed. The improved method and apparatus utilizes an asynchronous synchronization packet (ASP) to synchronize the timing in all the nodes...
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7430199 |
Pulse-modulated wireless communication apparatus
Using an inputted transmission information signal, a synchronizing signal and a data signal are generated. The synchronizing signal is set at and outputted to a first frequency channel comprising...
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7430196 |
Transmission systems
A receiver comprising a processor having an input to receive a sequence of transmission frames conforming to a transmission protocol to represent payload data,
a memory arranged to store and...
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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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7426204 |
Symbol synchronization method for OFDM-based wireless communication system
Disclosed is a symbol synchronization method in an OFDM-based communication system which includes multiple access nodes supporting wireless connection of terminals, supports multi-connection of...
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7426194 |
System and method for asynchronous wireless services using reverse service schema generation
A notification service and correspondingly configured wireless device for providing asynchronous communications over a communication network for an application of the wireless device in...
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7424402 |
System and method for making synchronized signal measurements at spaced apart locations
A system and method is disclosed which allows for the simultaneous capturing of signals at a plurality of diverse locations. In one embodiment, all transmissions received at each location are...
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7421203 |
Method for transmitting packet in wireless access network based on wavelength identification code scheme
A method for transmitting a packet in a wireless access network based on a wavelength identification code scheme. The method comprises the steps of connecting n number of RNCs (Radio Network...
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7421280 |
Wireless network and wireless access terminals using enhanced SYNC—ID parameter
A mobile station capable of determining a SYNC_ID parameter for a base station serving said mobile station comprises: (i) a memory capable of storing prefix information and an associated SYNC_ID...
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7421279 |
Method, system and apparatus for improving reception in multiple access communication systems
An apparatus, system and method for improving the SNR of a desired signal received at a receiver in a multiple access communication system is disclosed. The apparatus, system and method subtracts...
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7415000 |
Data transmission apparatus and data transmission method
In base station 100, TA control amount calculating section 106 calculates a time alignment control amount based on a signal received from communication terminal station 150. Then, TA control...
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7415002 |
Circuit synchronization over asynchronous links
A device that synchronizes circuits over asynchronous links is disclosed. Some embodiments of the invention include a device that comprises a plurality of circuits. One of the plurality of circuits...
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7415044 |
Remote synchronization in packet-switched networks
Remote frequency synchronization is achieved between two or more nodes in a packet-switched network using differential timestamps. A line is fit to multiple differential time values using a minimum...
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7411937 |
Time synchronization system and method for synchronizing locating units within a communication system using a known external signal
A time synchronization system synchronizes local clocks of locating units within a communication system using a known external signal. Each of the locating units receives a radio frequency (RF)...
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7408916 |
Synchronisation of frame transmissions in a telecommunications network
The invention concerns a method for synchronising clocks of base transceiver stations in a telecommunications system and a mobile communications system. According to the invention, in either some...
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7408917 |
Enabling mobile stations of multiple configurations to sync to a CDMA system based on multiple protocol identifiers on multiple channels
An IS-2000 Rev. A base station enables synchronization of a mobile station configured for receiving, via a sync channel, a sync channel message, based on sending a first sync channel message on the...
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7408903 |
Method for selecting synchronous codes in a mobile communication synchronic system
The invention discloses a selecting method of synchronization codes for a mobile communication synchronization system. The method selects binary codes with zero correlation window as the...
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7406105 |
System and method for sharing a common communication channel between multiple systems of implantable medical devices
A system and method that facilitates multiple systems of communicating devices, i.e., a master device and one or more implantable slave devices, to coexist on a common, e.g., RF, communication...
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7406296 |
Co-located radio operation
A first radio transceiver is operated in close proximity to a second radio transceiver, even when the first and second radio transceivers operate in accordance with incompatible standards....
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7403789 |
Synchronization establishment between a mobile station and base station system and method used for them
There is provided a mobile communication system capable of reducing the power consumption in the packet wait state and promptly transmitting a packet when data transmission is requested. At a...
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7400974 |
Method and apparatus for locating position of a GPS device
A method and apparatus for locating position of a GPS device is described. In one example, a method for provisioning a mobile device with a model for determining a position of the mobile device in...
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7400690 |
Adaptive phase controller, method of controlling a phase and transmitter employing the same
The present invention is directed to an adaptive phase controller employing a threshold level and a method of controlling a phase. In one embodiment, the adaptive phase controller includes a...
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7397785 |
Method for enhancing fairness and performance in a multihop ad hoc network and corresponding system
A method for enhancing the fairness and performance in a multihop ad hoc network, the method usually including providing contention synchronization information regarding a transmission between...
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7397786 |
Hardware assist system and method for the timing of packets in a wireless network
In a wireless local area network (“WLAN”), a system and method for assisting the timing calculation associated with the transmission timing of packets or data frames through the air. The...
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7397824 |
Inter-node synchronization method in radio network system, radio control server, and radio bearer server
When a control message for indicating transfer of a new call is exchanged between a serving radio control server and a serving radio bearer server, time information held by the serving radio...
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7394782 |
Reduced power time synchronization in wireless communication
Methods, devices, and systems for wireless communication in which one or more devices are scheduled to awake from a low power sleep state at a scheduled time for data transmission. An illustrative...
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7394802 |
Network synchronization system and method using synchronous mobile terminal as external reference clock
The present invention enables the manufacture of an NTP stratum-1 server using IS-95/2000 synchronous mobile terminals as an external reference clock, instead of an expensive atomic clock or a GPS...
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7395094 |
Method and apparatus for synchronizing a smart antenna apparatus with a base station transceiver
A method of synchronizing a smart antenna apparatus with a base station transceiver includes receiving at the smart antenna apparatus control signals being communicated from a base station...
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7394801 |
Cell search method suitable for initial cell search and target cell search
A wireless device generates a peak profile for a primary synchronization channel (PSCH), and has a synchronization stage for performing code group identification and scrambling code identification....
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7391759 |
Method and apparatus for providing wireless communication system synchronization
When insufficient traffic is present in the network to maintain synchronization in this manner, other methods must be used. One approach involves making direct measurements of the timing between...
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7388846 |
Cellularized packetized voice and data
Distributed routing provides a robust, scalable communication system free of bottlenecks associated with traditional wireless systems. The system includes subscriber units sending and receiving...
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7388857 |
Method and system for synchronizing two end terminals using beacon synchronization with multiple channels in a wireless local area network
A system and method of synchronizing two end terminals using beacon synchronization in a wireless local area network are disclosed. In one embodiment, the method comprises i) communicating with a...
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7386315 |
Method for scaling the radio interface for GPRS traffic and mixed GPRS and voice GSM traffic
The simulation system according to the invention memorizes data representative of results of GPRS transfer quality measurements ( 11 ) made on test platform or similar for a variable number of time...
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7382694 |
Methods to resolve TSF timer ambiguity of IEEE 802.11e schedule element
A plurality of methods, computer program product, and apparatus that use a lower 32 bit field of a 64-bit 802.11 TSF timer, so as to encode the reference time instant without the ambiguity as to...
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7382804 |
Bandwidth efficient system and method for ranging nodes in a wireless communication network
The present invention provides a bandwidth efficient system and method of measuring the range between nodes ( 102, 106, 107 ) in a wireless communications network ( 100 ) with one-way data...
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7379447 |
Slotted seeded channel hopping for capacity improvement in wireless networks
A system and method that increases the capacity of a wireless network using frequency diversity. A user switches between channels of a network using a single network interface card in such a manner...
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7379430 |
Dual band unidirectional scheme in a cellular mobile radio telecommunications system
A cellular radio telecommunications system and method of operating the same is described which includes a first cellular radio telecommunications network for providing frequency division duplex...
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7376119 |
Method of controlling downlink transmission timing in communication systems
In a method of controlling downlink transmission timing at a radio network controller (RNC) in a communication system, a relative window is determined. The relative window represents a time...
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7376157 |
Synchronizing ADSL Annex C transceivers to TTR
Techniques for establishing TTR indication in ADSL Annex C based communication systems are disclosed. The techniques enable, for example, hyperframe alignment and synchronized initialization...
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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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7373155 |
Method for positioning mobile station and repeater thereof
The present invention relates to a method for positioning a mobile station and a repeater thereof. Said method comprises: the mobile communication network, when receiving a positioning request from...
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7369576 |
Managing scanning and traffic in a network
The present invention provides a network communication device and method for simultaneous connection establishment and traffic delivery in a network. The network communication device comprises a...
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7369534 |
Reducing search time using known scrambling code offsets
Techniques for reducing search time using known scrambling code offsets are disclosed. In one embodiment, a plurality of search results is generated by correlating a received signal with a...
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7366099 |
Method and apparatus for synchronizing a data communications network
A method is disclosed for synchronizing a data communications network. The data communications network comprises a plurality of existing nodes forming one or more synchronization domains and a node...
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7366156 |
Context synchronization method in mobile communication system
Disclosed is a context synchronization method in a mobile communication system dealing with a packet transmission/reception. If two peers of a protocol have the same information and their data are...
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7362740 |
Arrangement with a number of units that can communicate with each other via a wireless connection system and a method for use with such a system
An arrangement comprises a number of units that can communicate with each other via at least one wireless connection system for the transmission of messages. The connection system works with first...
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7363359 |
Element management system with automatic remote backup of network elements' local storage
An element management system that can itself be used to perform automatic remote backup of the network elements. A backup procedure is launched on a programmed schedule, to maintain a centrally...
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