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| Number | Title | Issue Date |
| 8121538 | Communication system and handshake method thereof A communication system and a handshake method thereof are provided. The communication system has a service path and comprises a BS, at least one MS, and an MS. One of the at least one RS is located within a coverage of the BS. The MS is located within a coverage of ... | 02/21/2012 |
| 8050622 | Method and system for detecting messages using enhanced distributed signaling A method and system are provided for detecting messages using enhanced distributed signaling in a wireless communication network that offers transmission diversity to improve the throughput of participating wireless stations. ... | 11/01/2011 |
| 8027637 | Single frequency wireless communication system A method and apparatus for communicating between devices is described. In one embodiment, the method comprises one or more communication devices coordinating transmissions of data packets to function as an access point with respect to a first mobile station and a se... | 09/27/2011 |
| 7920826 | Method of forming frame in multi-hop relay system and system for implementing the method A method of forming a frame in a Mobile Multi-hop Relay (MMR) system, and a system for implementing the method are provided. In a multi-hop relay system, when a relay station of a specific layer receives data, the relay station receives data from both a higher layer... | 04/05/2011 |
| 7676196 | Telecommunication systems for providing cellular service to RF shadows A telecommunications system provides service to a cellular device located within a radio-frequency (RF) shadow of a communication station. The system may include a line-of-sight (LOS) antenna located in a line of sight of the station and a shadow antenna in communic... | 03/09/2010 |
| 7643793 | Method for relaying data packet for downlink in wireless communication system A method for relaying data packets to a subscriber station (SS) by taking a relay station (RS) into consideration when a base station (BS) establishes a data packet scheduling is disclosed. According to the method, a data packet is relayed by RSs, which have a signa... | 01/05/2010 |
| 7639982 | Point-to-multipoint digital radio frequency transport A digital radio frequency transport system that performs bi-directional simultaneous digital radio frequency distribution is provided. The transport system includes a digital host unit and at least two digital remote units coupled to the digital host unit. The bi-di... | 12/29/2009 |
| 7627287 | On-channel repeater An on-channel repeater has a receiving antenna for receiving an RF signal and a transmitting antenna for transmitting on the same frequency as the input signal. An amplification path between the antennas provides substantially linear processing and includes a combin... | 12/01/2009 |
| 7430186 | Spatial-driven context zones for sensor networks and device infrastructures An apparatus, method and computer readable device for providing spatial information in a sensor network. The sensor network comprises a plurality of sensors and a plurality of actuators, each sensors and actuators have a unique id and a known spatial location within... | 09/30/2008 |
| 7415242 | Method and system for proximity detection for an in-building wireless repeater A repeater for a wireless network might use a first communication interface to detect the presence of a wireless device. Alternatively, another network element might use the first communication interface to detect the presence of the wireless device and then provide... | 08/19/2008 |
| 7406295 | Method for dynamically directing a wireless repeater A method for dynamically directing a wireless repeater is provided. A repeater will include an antenna, a mobile station modem, a processor and data storage. The processor will cause the antenna to sweep over a coverage area, possibly through increments. At each inc... | 07/29/2008 |
| 7391757 | Wireless LAN A wireless LAN comprises an access point with a data communicator for data communicated over different channels, each using a respective wireless technology, and at least one mobile communications device with a data communicator for data communicated over the channe... | 06/24/2008 |
| 7386274 | Wireless viral mesh network and process for using the same A sending subscriber system may participate in a wireless network by generating a message to transmit in a wireless network, identifying a local wireless subscriber system with which communications may be established, and determining whether to use the wireless loca... | 06/10/2008 |
| 7366542 | Wireless security Apparatus and method for securing a wireless communication medium are disclosed. The apparatus uses a Subscriber Identity Module (SIM) card. The method includes determining a SIM card insertion and if so, accessing SIM data and transmitting the SIM data to a base st... | 04/29/2008 |
| 7336929 | Short range wireless communication system, portable terminal apparatus, and wireless communication apparatus A portable terminal monitors a signal level of a short-range wireless signal from a wireless communication apparatus. If the signal level drops so low that a state of connection for short-range wireless communications cannot be maintained between the two apparatuses... | 02/26/2008 |
| 7327980 | Radio signal repeater A UMTS 3g repeater and a Multi Sector Directional LMU Antenna Array can be integrated to be deployed inside large structures and large moving vehicles such as ferries and trains. ... | 02/05/2008 |
| 7324471 | Apparatus and method for suppressing interference of reverse link in in-building mobile communication system An in-building mobile communication system. The in-building mobile communication system comprising a transmission/reception repeater for performing both transmission and reception via an antenna, with respect to a terminal, the transmission/reception repeater being ... | 01/29/2008 |
| 7317918 | Method for domain name service (DNS) in a wireless ad hoc network In a wireless ad hoc network comprising a plurality of nodes, a primary node receives a domain name service (DNS) query from a node. The primary node determines whether the query can be resolved based on cached information. If the DNS query can be resolved based on ... | 01/08/2008 |
| 7295806 | Using directional antennas to enhance wireless mesh networks The principles of the present invention provide for using directional antennas to adaptively communicate in a wireless mesh network. A number of infrastructure components are included in a wireless mesh network environment. Each infrastructure component includes an ... | 11/13/2007 |
| 7283786 | Radio relay apparatus, method of determining identification code thereof, and monitoring apparatus A radio relay apparatus, a monitoring apparatus, and a method of determining an identification code of the radio relay apparatus enabling rapid formation of a radio communication area. The radio relay apparatus receives the base station identification code from a ba... | 10/16/2007 |
| 7280799 | Mobile phone repeater A wireless communication device repeater includes two antennas coupled to a bi-directional gain stage. A gain control system is coupled to the gain stage and adjusts the gain of the gain stage based on oscillation events. ... | 10/09/2007 |
| 7277672 | System and method for selecting repeaters A method is described for selecting repeaters comprising: transmitting a first signal from a first node to a second node; measuring signal strength of the first signal at the second node; transmitting a second signal from the second node to the first node; measuring... | 10/02/2007 |
| 7274907 | Wireless instrumentation system and power management scheme therefore A wireless instrumentation system enables a plurality of low power wireless transceivers to transmit measurement data from a plurality of remote station sensors to a central data station accurately and reliably. The system employs a relay based communications scheme... | 09/25/2007 |
| 7272362 | Multi-sector in-building repeater A multi-sector in-building repeater, including: a master transmitting unit for receiving multi-sector signals of a carrier from a base station, mixing the multi-sector signals with different transmission intermediate frequency signals, and outputting mixed multi-sec... | 09/18/2007 |
| 7257369 | Repeater with diversity transmission A radio-frequency (RF) repeater, including a first repeating section which is adapted to receive and amplify forward-signals from a first transceiver so as to generate amplified-forward-signals and to radiate the amplified-forward-signals to a second transceiver. Th... | 08/14/2007 |
| 7254372 | Method and system for transmitting, receiving, and collecting information related to a plurality of working components A method and system for transmitting, receiving, and collecting information related to a plurality of working components, such as street lamps, allows for efficient and effective monitoring and controlling of working components through short-distance radio communica... | 08/07/2007 |
| 7242905 | Method of information sharing between cellular and local wireless communication systems There is provided an information sharing method by Bluetooth™ wireless communication. To share information with a slave by Bluetooth™ wireless communication protocol, a portable cellular phone equipped with a Bluetooth™ module acting as a master in a piconet o... | 07/10/2007 |
| 7233770 | Communications system using separate receive and transmit frequency hopping hopsets A system communicates with a mobile radio and includes a repeater that is operative for transmitting and receiving communications signals on respective first and second frequency hopping hopset. A mobile radio receives a communication signal from the repeater on the... | 06/19/2007 |
| 7231214 | System and method for frequency re-use in a sectorized cell pattern in a wireless communication system The present invention relates to a system and method for frequency re-use in a wireless communication system. More particularly, the inventive system and method provides for maximum coverage of a service area with a pattern of cells each having a sectorized hub ante... | 06/12/2007 |
| 7224667 | Process for keeping and/or restoring communication links in a planned network with mobile components A process for keeping and/or restoring communications within a network with planned resources, the network includes stations arranged in at least one group, wherein each group is composed of at least two stations that are linked together, and the links between the a... | 05/29/2007 |
| 7212789 | Tunable duplexer The method and apparatus herein identifies tunable duplexer in a communication system. The tunable duplexer includes a tunable receiver filter, a tunable transmitter filter, a variable receiver phase shifter, and variable transmitter phase shifter. Each filter and p... | 05/01/2007 |
| 7209013 | Systems and methods for self-calibration A self-calibrating integrated circuit includes a processor having at least one analog function used with the processor; one or more sensors adapted to sense one or more environmental parameters of the at least one analog function; and a solid state memory being conf... | 04/24/2007 |
| 7200134 | Wireless area network using frequency translation and retransmission based on modified protocol messages for enhancing network coverage In a wireless communications network such as a WLAN, a frequency translating repeater (200, 204) facilitates and enhances wireless communication between a first communication device (100) and one or more second client unit (104, 105) using frequ... | 04/03/2007 |
| 7187907 | Simultaneous two-way transmission of information signals in the same frequency band This invention provides designs for communication systems that use adaptive filters in circuits whose purpose is to enable two-way transmission of information signals in the same frequency band at the same time over twisted pair channels, coaxial cable channels, fib... | 03/06/2007 |
| 7184703 | Multi-hop wireless communications system having relay equipments which select signals to forward A multi-hop wireless, for example cellular, communications system is provided comprising a source equipment which may be one of a base station or an end user terminal for transmitting signals towards a destination equipment which may be the other of a base station o... | 02/27/2007 |
| 7177643 | Wireless network for routing a signal without using a tower A wireless network is provided having a plurality of intermediate devices that can be dynamically added and removed from the wireless network. Each of the intermediate devices includes a transceiver operable to reproduce a signal and transmit the reproduced signal. ... | 02/13/2007 |
| 7171161 | System and method for classifying signals using timing templates, power templates and other techniques A system and method for classifying signals occurring in a frequency band. One or more characteristics of one or more signals in the frequency band are detected using any suitable technology, such as a device that can generate characteristics of signal pulses detect... | 01/30/2007 |
| 7162258 | Light fixture wireless access points An access point for a wireless local area data communications network is designed to derive power from a lighting fixture. In one arrangement, the access point includes a housing configured to be received in one or more sockets of a lighting fixture and to replace a... | 01/09/2007 |
| 7162201 | Repeater and method for automatically setting output signal level of repeater A repeater and method for automatically setting output signal level of the repeater is disclosed. The repeater includes: a voltage detection unit for measuring a voltage of signal amplified by a plurality of the amplifiers; a digital variable resist unit for providi... | 01/09/2007 |
| 7139527 | Multi point wireless transmission repeater system and wireless equipments A communication system having an excellent communication path capacity characteristic even in an insight transmission environment in which a transmitter and a receiver can see each other directly in an MIMO communication system and a wireless communication device fo... | 11/21/2006 |
