Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7826860 | Synchronization of media access control (MAC) superframes A device and method for of synchronizing a MAC superframe of a wireless device is disclosed. The wireless device can be located within a chain of a plurality of other wireless devices. The method includes receiving beacons from at least one other device during a sup... | 11/02/2010 |
| 7809384 | User-input scheduling of synchronization operation on a mobile device based on user activity Data is synchronized between a mobile device and a computing device over a wireless link. Synchronization operations are scheduled according to a synchronization schedule that is based on a current time of day. ... | 10/05/2010 |
| 7809385 | Method and apparatus to maintain network coverage when using a transport media to communicate with a remote antenna In a cellular communications system having a centralized radio processing portion (a base station hotel) in communication with a plurality of remote air interface radio portions (or radio heads) over a transport medium, the centralized radio processing portion compe... | 10/05/2010 |
| 7797004 | System, method, and device for providing content on a wireless communication device A method for providing television content to a wireless communication device via a home network includes receiving channel selection information for a selected channel from the wireless communication device over a wireless communication link; tuning one or more tune... | 09/14/2010 |
| 7792537 | Scheduling neighbor cell measurements for multiple wireless communication systems Techniques for scheduling measurements for cells in multiple (e.g., GSM and W-CDMA) wireless communication systems are described. GSM neighbor cells are categorized based on a number of states. The states are prioritized in a manner to achieve good performance. The ... | 09/07/2010 |
| 7783311 | Wireless communications system, transmitting station, and receiving station A receiving station used in a wireless communication system receives information from one or more transmitting stations. The receiving station comprises a receiving unit (112) configured to receive information containing ID information of a transmitting stati... | 08/24/2010 |
| 7751838 | Method and mobile station for synchronizing to a common synchronization channel and obtaining a channel estimate A mobile station for operating in a broadcast-centric cellular communication system. The system improves broadcast channel performance by exploiting the benefits of macro-diversity in a cellular communication system having a plurality of base stations that transmit ... | 07/06/2010 |
| 7742779 | Method for synchronizing a radio communication system that is divided up into radio cells A method synchronizes a radio communication system that is divided up into radio cells. According to the method, every radio cell has one base station each for the radio coverage of a plurality of mobile stations assigned to the radio cell. The base station receives... | 06/22/2010 |
| 7729711 | Reducing interference from closely proximate wireless units A wireless device may include two or more wireless interfaces capable of transmitting and/or receiving signals over separate wireless networks. To reduce the likelihood of interference, a processing unit may determine whether to permit a transmission under one wirel... | 06/01/2010 |
| 7725118 | Multi-radio wireless communication device and method for coordinating communications between potentially interfering radios Embodiments of a multi-radio wireless communication device having a Worldwide Interoperability for Microwave Access (WiMax) radio module and a Bluetooth (BT) radio module and methods for communicating are generally described herein. Other embodiments may be describe... | 05/25/2010 |
| 7720496 | Comma free codes for fast cell search using tertiary synchronization channel A method of processing data comprises the receiving a frame of data having a predetermined number of time slots (502,504,506). Each time slot comprises a respective plurality of data symbols (520). The method further comprises a primary (508), a... | 05/18/2010 |
| 7706823 | Method and system for synchronizing a base station of a wireless communication system and a subscriber communication equipment A method of synchronizing a base station of a wireless communication system and a subscriber communication equipment located in the coverage area of the base station by compensating a sampling frequency offset in the subscriber equipment by interpolating input and/o... | 04/27/2010 |
| 7706822 | Timing synchronization and beacon generation for mesh points operating in a wireless mesh network A method is used by a mesh point that includes one or more step of receiving one of a beacon and probe response from an other mesh point; setting a state of whether the mesh point is already synchronized with one or more peers to true and performing a beacon timing ... | 04/27/2010 |
| 7702343 | Efficient gap allocation for cell measurements in asynchronous communication networks Techniques for allocating transmission gaps and making cell measurements in asynchronous communication networks are described. A terminal establishes communication with a first communication network (e.g., a W-CDMA network), receives an initial allocation of transmi... | 04/20/2010 |
| 7697947 | Method of combining audio signals in a wireless communication device A wireless communication device mixes audio content by combining audio signals from two or more different audio sources available at the wireless communication device and directing the mixed audio signal to a selected audio output circuit included in or associated w... | 04/13/2010 |
| 7689235 | Unsuitable cell exclusion in wireless communication systems A method for performing initial cell search in wireless communication system wherein unsuitable cells includes searching stored frequencies exhaustively and initial frequencies non-exhaustively. Initial frequencies may be searched exhaustively in certain circumstanc... | 03/30/2010 |
| 7672683 | Non-interfering multipath communication system A non-interfering multipath communication technique establishes a base transmit and receive period for a variety of spaced apart transceiver devices of a base station and communicates between at least one field station and the base station through those transceiver ... | 03/02/2010 |
| 7660595 | Method and apparatus for updating mobile Ip data connectivity on transitions between wireless networks Methods and apparatus are presented to facilitate the transfer of a PPP session of a mobile communication device that is handed between multiple communication networks with different air interfaces. ... | 02/09/2010 |
| 7650158 | System and method for synchronizing wireless communication devices According to the present invention, Bluetooth master device offset information is determined and distributed among the master devices within a Bluetooth network. The system either provides an offset to each master device or determines master device offsets and distr... | 01/19/2010 |
| 7647059 | Communication system A communication system in which circuits for generating transmitting-end synchronizing signals and receiving-end synchronizing signals can be realized easily even in the case of a data transmission rate being high and in which power consumption is low. A transmittin... | 01/12/2010 |
| 7647060 | Wireless communications system and method using transmission timing control A wireless communications system includes a base station and multiple mobile stations performing wireless communication with the base station in a DS-CDMA scheme. Each of the mobile stations has a transmission unit configured to transmit a timing difference detectio... | 01/12/2010 |
| 7643837 | Controlling reconfiguration in a cellular communication system In a cellular communication system, for example UMTS using WCDMA, a configuration of radio links is controlled. In a mobile unit, and in a base station, a synchronization counter indicates time codes (CFN) for synchronization of configuration changes across the syst... | 01/05/2010 |
| 7643838 | Integrity protection count synchronization method An integrity protection count synchronization method (200) initiates (210) a new connection when a user equipment (UE) is already in connected mode with a network. If new security keys are pending, the UE sends (250) a START value of zero in an ... | 01/05/2010 |
| 7630728 | Method and system for synchronizing a network of RF devices A network of RF devices is connected to a central processing device and a common network clock. The central processing device and the RF devices exchange timing information in order to synchronize the network of RF devices to a common time defined by the common netw... | 12/08/2009 |
| 7620410 | Broadcast station synchronization method and mobile terminal A broadcast station synchronization method in a mobile terminal operating with a system clock different from the reference clock of a broadcast station, wherein a clock synchronized with the broadcast station is reproduced according to an internal reference clock co... | 11/17/2009 |
| 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 nodes may individually seek out timing information in order to be in syn... | 11/17/2009 |
| 7606587 | Multicast transmission in a cellular network The invention relates to a mechanism for performing multicast transmission in a cellular network. In order to enable establishment of resources only in cells containing members of the multicast group and to avoid congestion on the uplink channel, a multicast service... | 10/20/2009 |
| 7603133 | Efficient frame tracking in mobile receivers A method for determining the validity of a most significant path in a wireless communication system wherein data is transmitted in frame units in a multipath environment begins by accumulating a correlated data sequence N times, each time at a frame offset apart fro... | 10/13/2009 |
| 7593742 | Received communication signal processing methods and components for wireless communication equipment A wireless transmit receive unit (WTRU) and methods are used in a wireless communication system to process sampled received signals to establish and/or maintain wireless communications. A selectively controllable coherent accumulation unit produces power delay profi... | 09/22/2009 |
| 7577452 | Mobile telephone apparatus The invention provides a cell phone which shows good receiving sensitivity even in a state where synchronization with a base station is not provided, such as power-on and detection of a dead space. The invention alternately switches between a plurality of ant... | 08/18/2009 |
| 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 establish a timing synchronized wireless link with a terrestrial base stat... | 08/11/2009 |
| 7570965 | Method and system for compensating for using a transmitter to calibrate a receiver for channel equalization Aspects of a method and system for compensating for using a transmitter to calibrate a receiver for channel equalization are provided. Various embodiments of the invention may be applicable wireless devices in TDM systems, Bluetooth, and/or WLAN applications, for ex... | 08/04/2009 |
| 7567815 | Wireless communication apparatus for synchronizing a frame cycle's beginning position in relation to other devices A communication station needs to autonomously and synchronously operate by maintaining an equal frame interval. A clock error is measured from a received packet in a wireless communication system where a beacon is transmitted periodically. This clock error is used t... | 07/28/2009 |
| 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 receiving intervals of a packet transmitted for each predetermined time in... | 07/28/2009 |
| 7555303 | Synchronization of database data A method of arranging synchronization of databases, the method comprising the steps of establishing a transport layer connection for synchronization between a first and a second device which synchronize databases. During initialization of synchronization a first upd... | 06/30/2009 |
| 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 a wireless communications system of this kind. In order to enable fas... | 04/28/2009 |
| 7515920 | Communication terminal unit, cell-search method, and program In carrying out a cell search, the received-signal level (RSSI) at each frequency is measured in the first place, by implementing asynchronous detection in steps of a predetermined frequency-step width over a predetermined search frequency range (from Fini to Fend),... | 04/07/2009 |
| 7512409 | Cellular network system A method for providing a personalized bidirectional channel in broadcasting systems. In cellular broadcasting system the method contains the steps of: allocating a first group of subcarriers to broadcast transmission and a second group of subcarriers to personalized... | 03/31/2009 |
| 7493130 | Synchronizing over a number of synchronization mechanisms using flexible rules Two computer systems in a network each have a local store that contains a copy of a data item that is to be synchronized. One of the computer systems may be, for example, a mobile device while the other may be a synchronization server. In order to determine whether ... | 02/17/2009 |
| 7493129 | Method and apparatus to maintain network coverage when using a transport media to communicate with a remote antenna In a cellular communications system having a centralized radio processing portion (a base station hotel) in communication with a plurality of remote air interface radio portions (or radio heads) over a transport medium, the centralized radio processing portion compe... | 02/17/2009 |
