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| Number | Title | Issue Date |
| 8111683 | Base station and mobile station for OFDMA cellular system In a cellular radio communication system, a base station or a mobile station has a TA (Time Alignment)-range-out detection function, so that when a TA-range-out state that is unable to compensate with a guard interval is detected, the transmission condition of an up... | 02/07/2012 |
| 8107456 | Method of performing uplink synchronization in wireless communication system A method of performing uplink synchronization in a wireless communication system includes transmitting a random access preamble which is randomly selected from a set of random access preambles, receiving a random access response, the random access response comprisin... | 01/31/2012 |
| 8107457 | Multi-access terminal with capability for simultaneous connectivity to multiple communication channels An apparatus is disclosed for permitting a mobile terminal having multiple, heterogeneous network connections (e.g., multiple wired or wireless transceivers of various types) to set up and maintain virtual connections over multiple networks to either the same or to ... | 01/31/2012 |
| 8102836 | Synchronization of a split audio, video, or other data stream with separate sinks Methods, systems, and apparatuses for synchronizing one or more output/sink devices are described. In each sink device, a communication packet is received from a source device. The communication packet includes data and a source clock timestamp. A local clock signal... | 01/24/2012 |
| 8098647 | Method of performing cell search in wireless communication system A method of performing cell search includes receiving a primary synchronization signal (PSS) comprising a primary synchronization code (PSC), and receiving a secondary synchronization signal (SSS) comprising a first secondary synchronization code (SSC) and a second ... | 01/17/2012 |
| 8094646 | Controlling jittering effects Effects of variation in computational latency can be controlled by using a processor to perform computations associated with a signal processing process, each computation related to processing an input sample to generate an output, and allocating a processing cost p... | 01/10/2012 |
| 8089951 | Method of transferring timing information over packet network Timing information is transmitted over a network by sending time-stamped packets between a transmitter and receiver. The time-stamped packets are used to compute an estimate of the frequency deviation between the transmitter clock and the receiver clock. The local r... | 01/03/2012 |
| 8089950 | Wireless communication equipment and wireless communication method A mobile station 200 includes a receiving field level detecting unit 213 to convert a level of a wireless signal into an RSSI output, and a wireless frame timing deciding unit 214 to decide a wireless frame timing from the transient characterist... | 01/03/2012 |
| 8085754 | Synchronizing a radio frequency transmit message with an asynchronous radio frequency receive message The present invention relates to synchronization circuitry that is used to synchronize an asynchronous received RF message with a transmitted RF message. In one embodiment of the present invention, the synchronization circuitry includes at least one counter, which i... | 12/27/2011 |
| 8081619 | Method and apparatus of deciphering parameter synchronization in a wireless communications device A method of deciphering parameter synchronization in a reception end of a wireless communications system includes setting a receiving window of a first entity as a Push Type window with a window size greater than or equal to a window size of a receiving window of a ... | 12/20/2011 |
| 8077698 | Method and device for frame and slot synchronization A method slot and frame synchronization of in a wireless system, the method includes: processing samples and a pair of primary synchronization code forming sequences by a pair of serially coupled filters to provide primary results; finding, in response to the primar... | 12/13/2011 |
| 8077697 | Off network mobile to mobile calling using SIP protocol This invention addresses the need to transport high bit-rate data to multiple users, or between users, over wired and wireless means. Specifically, this disclosure describes a new method of enabling communication from mobile phone to mobile phone when no network ser... | 12/13/2011 |
| 8077696 | Wireless communication apparatus and wireless communication method A wireless communication apparatus for receiving a packet by detecting synchronization timing. The wireless communication apparatus includes: signal receiving means for receiving a transmission signal from a transmission source through an antenna; synchronization-ti... | 12/13/2011 |
| 8072964 | Communication apparatus for connecting to another apparatus in accordance with occupancy of beacon slots and communication method for the same In a communication system in which a plurality of communication apparatuses form a wireless network and communicate with each other, a communication apparatus establishes timing synchronization by transmitting and receiving a beacon to and from other communication a... | 12/06/2011 |
| 8072963 | Method and system for recovering from DRX timing de-synchronization in LTEACTIVE A method for recovering from discontinuous reception (DRX) timing de-synchronization between the UE and the eNB in an LTE_ACTIVE state having the steps of: the eNB detecting DRX timing de-synchronization; transmitting an indicator to a User Equipment (UE) to resume ... | 12/06/2011 |
| 8064429 | Method for optimizing exchanges of information on acknowledgement in asynchronous communication between terminal and network In a method for optimizing exchanges of acknowledgement signals between a mobile equipment in asynchronous communication with a plurality of base stations of a cellular telecommunication network, the terminal sends data to the base stations and each base station is ... | 11/22/2011 |
| 8059629 | Digraph network timing synchronization A method for synchronizing a digraph network is disclosed. The method comprises receiving timing information from a first node at a second node over a first connection specified by a first digraph link, wherein the first digraph link is a directional link specifying... | 11/15/2011 |
| 8059630 | System and method for sub-frame ID and frame boundary detection in long term evolution The present invention provides a unique manner of identifying the Frame boundaries in multiple identical/non-identical Synchronization Channels (SCHs) in different sub-frames via a new sub frame position difference method. The method implements the differences betwe... | 11/15/2011 |
| 8054820 | Method and apparatus for synchronizing time information in a mobile communication terminal A method and apparatus for synchronizing time information in a mobile communication terminal. The terminal stores region-by-region time offset information, information about decoding schemes used for radio time signal stations for broadcasting Universal Time Coordin... | 11/08/2011 |
| 8054821 | Beacon requests and RS bit resolving circular routes The present technology relates to protocols relative to utility meters associated with an open operational framework. More particularly, the present subject matter relates to protocol subject matter for advanced metering infrastructure, adaptable to various internat... | 11/08/2011 |
| 8054823 | Mapping schemes for secondary synchronization signal scrambling Embodiments of the present disclosure provide a transmitter, a receiver and methods of operating a transmitter and a receiver. In one embodiment, the transmitter includes a synchronization unit configured to provide a primary synchronization signal and a secondary s... | 11/08/2011 |
| 8054822 | Synchronization of call traffic in the forward direction over backhaul links Communication networks and methods are disclosed for synchronizing call traffic in the forward direction over backhaul links. Within a communication network, a traffic processing unit is connected to base stations over a plurality of backhaul links. When the traffic... | 11/08/2011 |
| 8050250 | Random access method for user equipment in time division synchronization code division multiple access communication system The present invention discloses a random access method for user equipment (UE) in time division synchronization code division multiple access (TD-SCDMA) communication system, including the following steps: (a) the system broadcasts the configured ASC and the configu... | 11/01/2011 |
| 8045537 | Traffic load control in a mesh network The present technology relates to protocols relative to utility meters associated with an open operational framework. More particularly, the present subject matter relates to protocol subject matter for advanced metering infrastructure, adaptable to various internat... | 10/25/2011 |
| 8045538 | Wireless communication method, receiving method, and wireless communication device In a wireless communication method, a base station device allocates elements of a sequence having an index indicative of a communication parameter to synchronization channel symbols generates a synchronization channel while maintaining symmetry of the sequence, and ... | 10/25/2011 |
| 8040871 | Null indication in a shared robust scheme A method implemented on a network node includes receiving an adjustable schedule of transmission start slots, the slots representing opportunities for initiating data transmission by at least one network device on a network, transmitting an expected duration indicat... | 10/18/2011 |
| 8040870 | Automatic timing synchronization for wireless radio networks Radios synchronize their timing mechanisms using a timing signal that those radios propagate from one radio to another. Radios that are close to each other transmit only during times that none of the other nearby radios is trying to receive. In one scheme, a “mast... | 10/18/2011 |
| 8036206 | Wireless communication method and device In a commutation system, a data packet is transmitted and received by radio among radio communication apparatuses. In the communication system, the data packet is started to be transmitted on a transmission right acquired on contention type access control in respons... | 10/11/2011 |
| 8036205 | Methods and apparatus for supporting uplinks with remote 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 establish a timing synchronized wireless link with a terrestrial base stat... | 10/11/2011 |
| 8031692 | Method for maintaining uplink timing synchronization in a mobile communication system and user equipment apparatus for the same Disclosed is a method for maintaining uplink timing synchronization by a User Equipment (UE) in a mobile communication system, without uplink transmission of a preamble from a UE or without transmission of uplink timing difference information from an Evolved Node B ... | 10/04/2011 |
| 8031694 | System and method for formatting data for a mobile communication device and transmitting the data to the mobile communication device A system and method for flexible data provision to mobile communication devices, which enables the user to selectively download data to the mobile communication device from a remote computer. The selective data download may optionally apply to one or more of a singl... | 10/04/2011 |
| 8031693 | System and method for timing synchronization The present disclosure relates generally to systems and methods for timing synchronization. Uplink synchronization is a necessary component of a UE operating in a mobile, wireless network. Reliable uplink synchronization generally requires regular uplink transmissio... | 10/04/2011 |
| 8027329 | Preamble design for synchronization and cell search A method of synchronizing signals in a wireless network uses a two part preamble transmitted on the downlink between a base station and a mobile station. The preamble includes a common pilot common to a plurality of base stations and a dedicated pilot unique to the ... | 09/27/2011 |
| 8023495 | Method and system for WLAN synchronization Method and system for synchronizing Access Points in a WLAN, such as a CSMA/CA Access Point. A method of synchronizing a first Access Point and a second Access Point includes the steps of deploying the first and the second Access Point within a wireless network and ... | 09/20/2011 |
| 8023494 | Communication service continuation system, communication service continuation method, and program thereof In a mobile terminal in which a communication service is being executed, communication networks can be switched without causing a loss of communication data while maintaining the execution of the communication service. In a server which provides a communication serv... | 09/20/2011 |
| 8014378 | Method and apparatus for automatic control of time-of-day synchronization and merging of networks A method and apparatus for synchronizing time of day (TOD) information between radio nodes of a network and for detecting and merging otherwise isolated radio networks. In this manner individual isolated networks are able start when they are ready and once connectiv... | 09/06/2011 |
| 8014379 | Correlation of access code for bluetooth synchronization A circuit for processing a packet based signal received over a Bluetooth radio link has a correlator to detect at least part of the access code. A correlator controller, reconfigures the correlator according to a timing of the access code, to detect at least part of... | 09/06/2011 |
| 8009662 | Digital broadcasting system and method of processing data A digital broadcasting system and method of processing data are disclosed. The digital broadcasting system includes a transmitting system and a receiving system. The transmitting system comprises a distributed transmission adapter and a plurality of transmitters eac... | 08/30/2011 |
| 8009663 | Radio communication system and mobile station device A mobile station device transmits a random access preamble to a base station device and performs uplink timing alignment based on the synchronization timing deviation information included in a random access response which the base station device transmits in respons... | 08/30/2011 |
| 8009661 | Cell searching system and method For wireless networks that transmit synchronization signals allowing user equipment to synchronize to cells within the network and transmit reference signals allowing user equipment to determine cell identities, a method and apparatus taught herein advantageously li... | 08/30/2011 |
