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7620409 |
Wireless communication system with channel hopping and redundant connectivity
A wireless system having an infrastructure node and several leaf nodes in a non-redundant version or having at least two infrastructure nodes and several leaf nodes in a redundant version. Leaf...
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7620399 |
Method and system for performing handover between multiple modes using a single wireless receiver
A method for performing handover between multiple modes for a mobile station is provided. The method includes operating the mobile station in a first mode. A handover from the first mode to a...
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7602816 |
Systems and methods for serial packet synchronization in a voice processing system
A serial packet sync encoder is used to encode a serial packet sync datastream. In an embodiment, the serial packet sync datastream is made up of the packet sync vector and a unique preamble bit...
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7602763 |
Distribution of frame synchronization information at base station
A method and system distributes frame synchronization information at a base station implementing air interfaces of at least two different standards and to a base station implementing air interfaces...
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7599348 |
Digital E8-VSB reception system and E8-VSB data demultiplexing method
An enhanced 8-VSB reception system and E8-VSB data demultiplexing method, by which an E8-VSB signal can be stably received as well as a previous ATSC 8VSB signal, is disclosed. Herein, the enhanced...
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7593738 |
GPS synchronization for wireless communications stations
A method and system are specified to determine, provide, and exploit the precise time base relations between the distinct signal timings of the Global Positioning System (GPS) and a wireless...
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7590083 |
Wireless packet data distributed communications system
A two-way satellite communications system includes an Earth station communicating with a plurality of remote terminals using a network access protocol that facilitates low power consumption by the...
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RE40918 |
Method and device for transmitting data frames
The method has two possible transmission modes: a first mode whereby a first transmitter ( 1 ) sends frames including sufficient auxiliary data to enable a first receiver ( 2 ) to acquire frame...
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7580642 |
Modulation scheme for tedons
A system and method for increasing transmission distance and/or transmission data rates using tedons and an encoding scheme to reduce the number of ones in a data signal is described. For example,...
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7574224 |
Methods and apparatus for performing timing synchronization with base stations
A wireless terminal using OFDM signaling supporting both terrestrial and satellite base station connectivity operates using conventional access probe signaling in a first mode of operation to...
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7570954 |
Communication system wherein a clocking signal from a controller, a request from a node, acknowledgement of the request, and data transferred from the node are all provided on different frequencies, enabling simultaneous transmission of these signals
A communication system is provided for communication between network nodes and a communication controller. In the network, a request signal is transmitted from a first node to the communication...
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7570611 |
Parallel processing data transfer arrangements
A data transfer arrangement may be used in a System on a Chip (SoC). The SoC has a processing element fabric and a logic element fabric. The two fabrics are coupled by a fabric exchange element to...
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7567814 |
Time synchronized radio transmission system
In a radio transmission system, a receiver comprises means for synchronizing the time on the side of the receiver with the time on the side of the transmitter by a PLL circuit on the basis of...
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7561582 |
Data reception device
A data reception device having a reception data buffer unit storing a plurality of packets contained in a data packet, a reception data amount measuring unit measuring the data amount stored in the...
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7561560 |
Symbol timing synchronization system for orthogonal frequency division multiplexing systems
The invention relates to a symbol timing synchronization system for orthogonal frequency division multiplexing system. According to the invention, the symbol timing synchronization system utilizes...
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7558243 |
Enhanced polling method for preventing deadlock in a wireless communications system
A method of polling in a wireless communications system includes prohibiting polling within a predetermined period and triggering a poll function while polling is prohibited. After the...
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7551597 |
Methods and apparatus for fast downlink information of uplink out-of-synchronization
Information systems, detectors, and methods for a communication link, such as the downlink of a cellular telephone system, reduce the problem of uplink transmit power peaks when the uplink is out...
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7548758 |
System and method for peer-to-peer communication in cellular systems
Systems and methods are provided for delivering both PMP communications, for example standard cellular communications via a base station, and also delivering P2P communications, for example,...
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7548506 |
System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design
A method and apparatus are provided for performing acquisition, synchronization and cell selection within an MIMO-OFDM communication system. A coarse synchronization is performed to determine a...
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7545764 |
Synchronized code recognition
A system includes a central controller to transmit a plurality of synchronization codes through a transmission medium and a plurality of satellite controllers, each satellite controller configured...
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7542430 |
System and method for measuring end-to-end network delay and user-perspective delay
A system and method for measuring user-perceived delay in an IP network, comprising detecting request and corresponding response messages at a monitoring point in the network, calculating an uplink...
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7533285 |
Synchronizing link delay measurement over serial links
Systems, methods, and other embodiments associated with synchronizing link delay is provided. In one example system, a system for synchronizing signal communication between a first electronic...
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7532591 |
Radio communication system, radio controller and mobile station
A mobile communication system having a radio controller for transmitting the same information to a mobile station via a plurality of radio links is disclosed. In the system, the mobile station...
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7526302 |
Method of synchronizing a mobile station with a base station
The invention relates to a method of synchronizing a mobile station with a base station in a wireless communications system, to a mobile station for a wireless communications system, as well as to...
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7515606 |
UWB-based wireless bridge
An ultra wide band (UWB)-based wireless bridge converts wired serial data into a UWB signal with a quality of service, transmits it wirelessly, and inverts the UWB signal into wired serial data....
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7515577 |
System and method for communicating beacon transmissions in wireless local area network (WLAN) systems
A method for communicating beacon transmissions from a wireless access point (WAP) to a client transceiver in a wireless local area network (WLAN) system ( 500 ) includes obtaining a reference...
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7508795 |
Data processing unit, data processing method and data processing system
During operation a check is made, by utilizing a tuning function of tuning communication parameters, if communication parameters used for wireless communication with another movable unit are...
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7505450 |
Configuration of failure and acquire timeouts to facilitate recovery from failures in hierarchical mesh networks
Methods, apparatuses and systems directed to providing an efficient failure recovery mechanism in hierarchical wireless mesh networks. In one implementation, the present invention mitigates the...
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7502342 |
Resynchronization method in wireless ad-hoc network environments
A resynchronization method for wireless ad-hoc network environments that are synchronized by a synchronization signal broadcast from one arbiter includes (a) preparing a candidate arbiters list...
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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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7499444 |
Method for clock synchronization of wireless 1394 buses for nodes connected via IEEE 802.11 a/b WLAN
A method and apparatus for providing clock synchronization of 1394 buses having wireless devices utilizing 802.11 communication with computers attached to one or more 1394 buses, include the steps...
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7499423 |
System and method for clock distribution and synchronization and radio location
A system for locating a client in a wireless network. The system includes at least three access points. Each access point is adapted to wirelessly communicate with a client having a location using...
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7499422 |
Uplink/downlink synchronizing apparatus of 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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7480357 |
System and method for effectuating the transfer of data blocks across a clock boundary
A system and method for effectuating the transfer of data blocks having intervals across a clock boundary between a first clock domain and a second clock domain. A first circuit portion provides...
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7474637 |
Signal supply apparatus and method for public and private mobile communication system
A signal supply apparatus for a public and private mobile communication system. The apparatus has Internet protocol base transceiver subsystems, and a private base station controller that controls...
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7466989 |
Synchronization method for terminal-to-terminal direct communication in time division duplex mobile communication system
A method for the terminal-to-terminal direct communication in the TDMA mobile communication system includes the following steps when making use of the uplink timeslots of the normal communication:...
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7461317 |
System and method for aligning a quadrature encoder and establishing a decoder processing speed
A system and method are disclosed for determining the minimum required processing speed for a quadrature decoder using measurements of encoder performance, and to assess the safety factor of a...
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7453863 |
Cell searching apparatus and method in asynchronous mobile communication system
A cell searching apparatus and method in an asynchronous mobile communication system allocates an adjacent SCG to each base station according to adjacent degrees. When a mobile terminal is powered...
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7453855 |
Multiuser detection and interference suppression techniques for direct sequence spread spectrum systems in which all users employ same spreading code
The present invention considers a direct sequence spread spectrum system wherein every user employs the same spreading code. In a preferred embodiment, received signal is correlated with the...
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7447236 |
Method and apparatus for determining an arrival time associated with a synchronization burst
Embodiments of the present invention provide a system, method, apparatus, means, and computer program code for determining an arrival time for a synchronization burst provided by a base terminal...
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7447179 |
Methods for synchronizing in a wide band code division multiple access communication system
The invention discloses a method that implements synchronization for a WCDMA system. The method introduces a globe synchronization time to the WCDMA system as a reference time for signal...
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7447172 |
Media synchronizing system and service providing method for using the same
The invention provides a media synchronizing system capable of achieving various kinds of services synchronized with delivery of media to users. A synchronization data decoding unit 114 makes a...
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7436813 |
Method and system for acquiring time synchronization between base stations in a broadband wireless access communication system
Method and system by which a base station without a Global Positioning System (GPS) receiver acquires time synchronization in a Broadband Wireless Access (BWA) communication system. The method...
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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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7418063 |
DTX detection method with high success probability
A wireless communications system receiver classifies a received burst as a DTX-high state normal burst or a DTX-low state truncated burst with a high probability of success. D1, the Euclidean...
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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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7409214 |
Cell search method for inter-system handover in a mobile station
A cell search method for handover between an asynchronous mobile communication system's base station and a synchronous mobile communication system's base station. A border base station, which is an...
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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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7403498 |
Method and apparatus for selective examination of PPP packets for renegotiation of a PPP link on a Um interface
A method and system that provides for efficient re-synchronization of a PPP link on a U m interface is provided. When the PPP link is connected, if an indication that the communications of the...
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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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