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7362742 |
Methods and apparatus for synchronizing subnet mapping tables
Methods and apparatus for enabling mobility of a node that does not support Mobile IP through synchronization of access point information (e.g., subnet mapping tables) among AAPs are disclosed. In...
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7362743 |
Method and system for receiving an ultra-wideband signal with a self-adapting number of propagation paths
A method and a system for receiving an ultra-wideband signal with a self-adapting number of propagation paths. The transmitted signal includes, over a symbol time, a series of direct successive...
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7359346 |
Apparatus for controlling data transmission/reception between main system and remote system of BTS in mobile communication system
An apparatus for controlling data transmission/reception between a main system and a remote system of a base transceiver station (BTS) in a mobile communication system to improve reliability of...
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7359468 |
Apparatus for synchronizing clock and data between two domains having unknown but coherent phase
A data synchronizer is provided for synchronizing data across two different clock domains in a manner that avoids additive jitter. The data synchronizer includes a synchronizer inputting a sampling...
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7359367 |
Device for preventing erroneous synchronization in wireless communication apparatus
An erroneous synchronization preventing device includes a pattern detector detecting a sync pattern from received data with a broader sync window to output a sync detection notice and a sync...
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7359406 |
Synchronized transport across non-synchronous networks
A method of providing for synchronizing one or more synchronous terminals with one or more synchronous endpoints, each synchronous terminal and each synchronous endpoint having an asynchronous...
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7359366 |
Uplink ranging system and method in OFDMA system
Disclosed is a ranging system and method in an OFDMA system. The ranging system includes complex exponential twiddle storage units for respectively storing complex exponential twiddle factors...
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7356022 |
Mobile communication system, mobile station, base station, and packet communication method used therefor
A mobile communication system includes a base station and a mobile station. The base station includes a transmitting/receiving section that transmits/receives a packet to/from the mobile station....
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7352715 |
Time synchronization using dynamic thresholds
Methods and apparatus for time synchronization using dynamic thresholds. A method for synchronizing network elements includes receiving at a network element a time synchronization message sent from...
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7352737 |
Communications in an asynchronous cellular wireless network
Systems and techniques are disclosed for establishing a reference corresponding to the timing of a received signal from the first source, determining the timing for each received signal from a...
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7352736 |
Channel synchronization apparatus of TDD-based mobile communication terminal
An apparatus and method for synchronizing the transmission of uplink signals and reception of downlink signals by a terminal in a mobile communication system is disclosed, the apparatus and method...
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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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7349400 |
Method and system for transport protocol reconstruction and timer synchronization for non-intrusive capturing and analysis of packets on a high-speed distributed network
A transport protocol data flow reconstruction method delays determination that a missing packet is lost for a period of time. For an evaluated TCP packet in a first direction, the method determines...
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7349381 |
Synchronization technique for spread spectrum frequency hopped data links and radios using the same
A method of obtaining coarse synchronization in a frequency hopped/direct sequence spread spectrum (FH/DSS) time division multiple access (TDMA) data link network includes tuning the receiver to a...
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7346321 |
Apparatus for associating access points with stations using bid techniques
The performance and ease of management of wireless communications environments is improved by a mechanism that enables access points (APs) to perform automatic channel selection. A wireless network...
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7342899 |
Network reconfiguration method, node and link change method, network reconfiguration program, link change program, and recording medium recording the program
A method of reconfiguring a network including a plurality of sub-networks in which at least one slave terminal is wireless-linked with a master terminal is disclosed. Firstly, each terminal detects...
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7342915 |
Data multiplexing method and data multiplexer, and data transmitting method and data transmitter
An effective data multiplexing method wherein an error correction ability is exerted at the maximum so that data transmission quality is improved and a data transmitting method in which an...
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7342538 |
Asynchronous local position determination system and method
In a local positioning system, the land-based transmitters include free running oscillators or oscillators free of clock synchronization with any remote oscillator. A reference receiver receives...
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7339886 |
System and method for synchronizing SGSNs and a GGSN
A system and method for synchronizing SGSNs and GGSN in a mobile communication system that guarantees synchronization until a malfunction, if any, in an NTP server is cured. If malfunction occurs...
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7339882 |
Method for frame and frequency synchronization of an OFDM signal and method for transmitting an OFDM signal
A method for frame and frequency synchronization of an OFDM signal and a signal for transmitting an OFDM signal is described, the purpose of which is to impress a pilot phase profile that is then...
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7339918 |
Method for improving the quality of data transmission
A method for improving the quality of data transmission in cellular radio systems utilizes time division multiple access, in which the strength of a signal received at a base station is measured...
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7339922 |
System and method for synchronizing timers over wireless networks
A method of synchronizing timers in a wireless network is described. According to some embodiments, a master timer is sampled at the start time of a first beacon in a first data object and the...
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7340266 |
Method and apparatus for communicating with multimode receiving device in non-synchronized wireless systems
An apparatus, such as a network element ( 112 ), for use in a system that communicates with a multimode receiving device ( 110 ), employs an information gating buffer ( 400 ) that is operably...
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7336637 |
CDMA communication device for improving the usability of frequencies and suppressing the occurrence of call loss
The CDMA communication device of the present invention includes a spreading unit, radio transmitters, and a control device that includes a setting unit and a determination unit. The spreading unit...
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7336645 |
Bluetooth-IP access system
The present invention relates to a Bluetooth-IP access system, and provides the Bluetooth-IP access system capable of performing broadband, large capacity and fast access by providing a...
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7336647 |
System and method for ranging
A system operable for ranging synchronization is provided. The system includes a first component that is operable to analyze a set of signals. The first component is operable to determine a subset...
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7336646 |
System and method for synchronizing a transport stream in a single frequency network
A single frequency network (SFN) system is provided, where the system includes a head-end and a plurality of transmitters. The head-end is capable of calculating timing information based upon a...
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7336644 |
Method for synchronization of data transmission comprising at least one first radio system and at least one additional radio system
The invention relates to a method and an assembly for synchronizing data transmission, comprising at least one first radio system and at least one additional radio system. According to said method,...
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7333469 |
Method for deep paging
A method for compensating for the Doppler effect in a communication system where messages are transmitted at a low data rate to a user terminal that is inside a building. The method comprising...
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7333470 |
Process and device for the cell search procedure in cellular communication systems, computer program product therefor
To execute the cell-search procedure in a cellular communication system (such as a system based upon the 3GPP TDD standard), there are available identification codes for the second step (slot...
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7333838 |
Method for reducing power consumption in bluetooth and CDMA modes of operation
Techniques are provided for synchronizing a wakeup schedule for a first module and a wakeup schedule for a CDMA module in a wireless mobile unit operable in a synchronous communication system. In...
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7333468 |
Digital phase locked loops for packet stream rate matching and restamping
A packet stream multiplexer may include one or more control loops (e.g., digital phase locked loops) for tracking the source clock frequency associated with a packet stream. A first control loop...
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7333467 |
Receiver circuit and method using selectively variable amplification for receiving time signals from different transmitters
A time signal carrying encoded time information transmitted at a transmission frequency from any one of plural time signal transmitters is received, amplified, and evaluated to acquire the time...
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7330447 |
Cell search method in CDMA capable of carrying out a cell search processing at a high speed
On ending communication, a timer is started in order to watch a communication stop time interval. On staring the next communication, a timer value of the timer is watched. If the timer value is...
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7330700 |
Radio apparatus and method for determining the communication timing of a channel quality indicator (CQI) based on CQI update and CQI repetition count information
When a CQI that is based on CQI update cycle information and a CQI that is based on repetition count information have an overlapping transmission timing, CQI transmission timing controller 110 ...
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7330458 |
Method for synchronizing terrestrial nodes equipped with GNSS receivers and belonging to a terrestrial network
A method and system for synchronizing terrestrial nodes equipped with GNSS (Global Navigation Satellite System) receiver belong to a terrestrial network. Synchronization is achieved by selecting...
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7330459 |
MAC controller and clock synchronizing method for use with the same
In a wireless local area network media access controller (MAC) disposed in a first node of a wireless local area network, a method is performed to synchronize the clock of the first node with the...
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7327717 |
Wireless LAN receiver synchronization
A WLAN (Wireless Local Area Network) receiver is provided that provides at least two acquisition units and at least two tracking units. The acquisition units perform a synchronization acquisition...
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7328034 |
Method for synchronizing a radio communication system divided into radio cells, a base station and mobile station in such a system
A method synchronizes a radio communication system divided into radio cells. Data is transmitted in the radio communication system by a multiple access method. Each radio cell thus has a base...
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7327706 |
Resynchronization of point-to-point protocol sessions for inter-PDSN handoffs
Methods and apparatus are presented to support the mobile Internet Protocol (mobile IP) across different air interface standards. In particular, mechanisms are provided that will allow a mobile...
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7327734 |
Packet data service in radio communication system
Disclosed are a method and a device for offering a packet data service during to a handover of a user terminal from one radio network controller to another. To avoid the loss of data during SRNS...
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7324558 |
Method and apparatus for controlling the timing of a communication device
A system timer controls the timing at which a mobile communication device communicates with a base station. The system timer includes a sequencer that executes a set of instructions stored in a...
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7324435 |
Methods and apparatus for receiving OFDM signals
A receiver for OFDM signals estimates the carrier frequency offset from a training sequence of symbols in the received signal, by minimising a cost function which is designed to exploit...
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7321584 |
Cell search system for mobile station in time division duplex system and method for the same
A cell search system for a mobile station in a time division duplex system includes: a primary synchronization code search module for searching primary synchronization codes and comparing frame...
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7319688 |
LAN with message interleaving
A method for mobile communication includes arranging a plurality of access points in a wireless local area network (WLAN) to communicate on a common frequency channel with a mobile station, and...
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7319686 |
Frame synchronization in multi-cell systems with a data interface
A method of timing in a multi-cell system requiring synchronization of frames in transmission is provided. Transceivers of a wired data interface between a central controller and multiple base...
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7319684 |
System and method for wireless communication using a management server and access points
A system and method are provided for wireless communication. In one example, a wireless communication system that enhances total system throughput is provided. The system performs parallel data...
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7317907 |
Synchronizing server and device data using device data schema
Methods and apparatus for the synchronization of first data stored to a wireless mobile device and second data stored to a remote device are provided. Schema describing the data is maintained by...
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7315536 |
Uplink synchronization in a radio telecommunication system
A method and mobile station (MS) for synchronizing radio signal transmission times in a radiotelephone network. The MS measures a frame reception time for an nth frame, and obtains information...
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7313127 |
Method and apparatus for synchronizing a radio telemetry system by way of transmitted-reference, delay-hopped ultra-wideband pilot signal
A time-division-multiplexed radio communication system and method uses transmitted-reference, delay-hopped (TR/DH) ultra-wideband (UWB) broadcast signal to provide a pilot signal to all mobile...
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