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| Number | Title | Issue Date |
| 8189498 | Method and device for multi-user beamforming based on a frequency division duplex system The present invention discloses an FDD (Frequency Division Duplex) system based multi-user beamforming method and device. The method comprises the steps of: when two or more user terminals are at respective AOAs (Angles of Arrival), determining a transmit weight of ... | 05/29/2012 |
| 8040827 | Method for transmitting sub-frame designation information to a downlink in a radio communication system A method of transmitting subframe designating information in downlink in a wireless communication system is disclosed. The present invention includes generating the subframe designating information for designating a subframe of a specific type in a radio frame and t... | 10/18/2011 |
| 7933229 | Method and system for selective usage of broadband forward link A radio access network has a reverse link frequency band for receiving signals from mobile stations and has first and second forward link frequency bands for transmitting signals to mobile stations. The second forward link frequency band has a greater frequency band... | 04/26/2011 |
| 7903592 | Systems and methods of efficient band amplification Systems and methods for multi-band amplification. In an exemplary embodiment of the present invention, the multi-band amplification device has an uplink amplifier with a first port and a second port and a downlink amplifier with a first port and a second port. Furth... | 03/08/2011 |
| 7885214 | Device, system, and method for partitioning and framing communication signals in broadband wireless access networks A method and system for partitioning frames into sub-frames, where the frames may be defined according to a reference system standard, and transmitting one or more sub-frames during a pre-designated downlink transmission, and transmitting one or more sub-frames duri... | 02/08/2011 |
| 7808938 | Very narrow band multipoint communication system A very narrow band multipoint communication system suitable for use in an automatic meter reading (AMR) system having a communication protocol that divides each main channel of a frequency or digital code hopping system into multiple sub-channels and applies frequen... | 10/05/2010 |
| 7545759 | High-frequency switching module and its control method A method for controlling a high-frequency switching module comprising a diplexer comprising first and second filter circuits F1, F2 for dividing signals received by an antenna to a receiving signal of a first transmitting/receiving system and a receivi... | 06/09/2009 |
| 7443810 | Wireless terminals A wireless terminal for use in the transmitting and receiving frequency bands of a frequency duplex system comprises transmitting and receiving stages (Tx, Rx) and signal propagating means (22, 24, 26) coupled to the transmitting and receiving stages. The sig... | 10/28/2008 |
| 7440423 | Channel specification apparatus, systems, and methods An apparatus and a system, as well as a method and article, may operate to select a group of contiguous communications channels having a specified number of channels, a center channel, and a control channel. Some embodiments may operate to select a group of contiguo... | 10/21/2008 |
| 7436842 | Outlet with analog signal adapter, a method for use thereof and a network using said outlet An outlet for a Local Area Network (LAN), containing an integrated adapter that converts digital data to and from analog video signal. Such an outlet allows using analog video units in a digital data network, eliminating the need for a digital video units or externa... | 10/14/2008 |
| 7376094 | Pattern forming method and device for an adaptive antenna array of a base station Based on a selected criterion, a BTS (Base Transceiver Station) for each mobile station (MS) determines an antenna pattern in a reverse channel, based on combined weight factors in weighed combining of signals from antenna array elements during MS signal receiving, ... | 05/20/2008 |
| 7372899 | Reduced symbol rate handshake signaling in ADSL systems In an asynchronous digital subscriber line (ADSL) system comprising a central office High Speed ADSL Terminating Unit (HSTU-C) in bi-directional discrete multitone (DMT) communication with a remote High Speed ADSL Terminating Unit (HSTU-R), a method for improving ha... | 05/13/2008 |
| 7362856 | Subscriber line interface circuitry transceiver A subscriber line transceiver apparatus includes an integrated circuit coupling at least one of an upstream and a downstream voice path for carrying voice signals to a subscriber line. The integrated circuit couples at least one of an upstream and a downstream data ... | 04/22/2008 |
| 7352776 | Line terminator unit for a subscriber line The invention relates to a line terminating device for a subscriber line which transmits and receives broadband signals via a single subscriber line, a broadband signal being composed of a broadband or narrowband audio-frequency data signal and a broadband higher-fr... | 04/01/2008 |
| 7349484 | Adjustable dual-band link A communication system utilizing an adjustable link has at least a first data transmission circuit including at least a first communication link circuit. The first communication link circuit has a baseband circuit and at least a passband circuit. The baseband circui... | 03/25/2008 |
| 7343161 | Methods and system for setting up call in CDMA mobile communication system A method and system for setting up a call in a CDMA mobile communication system, which is suitable for real time transmission of a fast data, such as a video data, between origination and termination mobile stations is disclosed. The method includes setting up a cal... | 03/11/2008 |
| 7339926 | System and method for wireless communication in a frequency division duplexing region A method and system for using half-duplex base stations and half-duplex nodes in a Frequency Division Duplexing region to provide wireless connectivity between the half-duplex base stations and customers in multiple sectors of a cell. The method and system can use t... | 03/04/2008 |
| 7333446 | Split-band, filter duplexer assembly, and associated method A duplexer filter assembly, and an associated method, for a communications device capable of operation at a frequency-band set. Separate duplexer filters, each formed of a transmit part and a receive part, are switchingly coupled to the communication circuitry of th... | 02/19/2008 |
| 7328145 | Method and system for emulation of an internetwork operating system device A method and apparatus for emulation of IOS in a feasible and efficient manner are provided. The method includes defining a data structure to hold a data set; opening a socket connection to the device; sending instructions to return the command data for an index val... | 02/05/2008 |
| 7323968 | Cross-phase adapter for powerline communications (PLC) network An adapter to reduce the effects of cross phase communication between a PLC transmitter plugged into one of the L1 or L2 power lines of a home and a PLC receiver plugged into the opposite L2 or L1 power line includes a housing with one si... | 01/29/2008 |
| 7319280 | Power line coupler adapted for use with multiple communication systems using different frequency spectra Devices and system for interfacing multiple power line communications (PLC)-enabled communication devices in a building are disclosed. In various embodiments, the system can include a high-frequency transformer coupled to a high-frequency communications device, a lo... | 01/15/2008 |
| 7318225 | Object oriented software architecture for software reconfigurable wireless modem An abstract modem factory architecture and corresponding systems and methods are disclosed. This architecture and the corresponding systems and methods allow wireless modem control software for a wireless modem to be isolated from specific air interface implementati... | 01/08/2008 |
| 7301440 | Power line communication system and method The present invention provides a device for providing communications through power lines comprised of multiple conductors by transmitting the data signals through a plurality of the conductors. One embodiment of the present invention may be comprised of a transmit c... | 11/27/2007 |
| 7292605 | Communications system and communication method Communications system and communication method which control group communication processes in a more efficient and flexible way. A downstream frame generation means produces a downstream frame for group communication, providing group communication time slots therein... | 11/06/2007 |
| 7272109 | Modified OFDM subcarrier profile A 10 MHz channelized orthogonal frequency division multiplexing (OFDM) transmitter is provided that communicates using a modified OFDM packet structure with a half-rate oscillator having standard accuracy. The transmitter has an inverse fast fourier transform (IFFT)... | 09/18/2007 |
| 7254331 | System and method for multiple bit optical data transmission in memory systems The disclosed system and method data increases data transmission speed through a memory system by using optical signals comprising a plurality of wavelengths of light so that each pulse of optical signals can represent more than a single bit of data. An optical tran... | 08/07/2007 |
| 7239617 | Per call interactive high speed packet data activation The method and apparatus is for providing a mobile station in a telecommunication network with capability of activating a high speed packet data session without subscribing to a high speed packet data service and selecting a higher data rate than the rate it is curr... | 07/03/2007 |
| 7237206 | Message passing in a graphical user interface A graphical user interface element such as a window or a screen is displayed on an output device by sending a single message indicating that the graphical user interface element should be displayed. The message is received, and all the components of the graphical us... | 06/26/2007 |
| 7236464 | Flexible method and apparatus for encoding and decoding signals using a time division multiple frequency scheme A method and apparatus for signal detection and error detection in a multi-band system, the method for error detection comprising the steps: receiving a plurality of bursts, each burst occupying at least one of a plurality of frequency bands, the plurality of bursts... | 06/26/2007 |
| 7237204 | Change detection in a graphical user interface A first process communicates to a second process what data will be used to display a graphical user interface element such as a window or screen. The second process determines if the data used to display the graphical user interface element has changed, and, if the ... | 06/26/2007 |
| 7230977 | Back-to-back modem repeater A repeater having first and second communication terminals that receives signals at either of the terminals and transmits signals responsive to the received signals at the other of the terminals, comprising: a first signal processor that receives V.90 analogue data ... | 06/12/2007 |
| 7224740 | Low frequency bilateral communication over distributed power lines A system and method for providing full-duplex data communications between an electric power distribution station and a power consumer via the power distribution line providing electric power is provided. A first information transmitter, coupled to the power distribu... | 05/29/2007 |
| 7206417 | Wireless digital transmission system for loudspeakers This invention relates to a wireless digital transmission system for loudspeakers comprising: compression means for the file representing the digital audio signal of the “compact disc” type, a transmission device comprising mea... | 04/17/2007 |
| 7199699 | Facilitating communication with power line communication devices The invention includes a method, system, and device for communicating a data signal with a low voltage premise network. The inventive method comprises communicating the data signal with the low voltage premise network, substantially reducing attenuation of the data ... | 04/03/2007 |
| 7187276 | Power line communication system and method of using the same The fiber optic isolator of the present invention transports data signals between high voltage power lines and a communications interface device, bypassing a step down transformer to low voltage power. The communication interface device includes a low voltage power ... | 03/06/2007 |
| 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 |
| 7177410 | Local control of call features in a telephone system A residential phone system allows for local control of call features from any phone extension. The phone system may include a microcontroller that communicates along the phone lines at a non-utilized frequency to several extension phones in a residence. The microcon... | 02/13/2007 |
| 7177288 | Simultaneous transmission and reception of signals in different frequency bands over a bus line A device includes a bus, a first transmitter connected to the bus and configured to transmit a first signal over the bus in a first frequency band, a second transmitter connected to the bus and configured to transmit a second signal over the bus in a second frequenc... | 02/13/2007 |
| 7162013 | Home network telephone answering system and method for same A system and method are provided for answering Home Network telephone calls. The method comprises: receiving telephone calls addressed to a Home Network endpoint; routing the received calls from a gateway to the endpoint; and, automatically recording the received ca... | 01/09/2007 |
| 7158768 | Switching filter module for dynamic multi-channel selection A switching filter module for dynamic selection of N channels is provided. In the switching filter module, each of N double-channel selection filters passes the frequency bandwidths of two of successive first to Nth channels having predetermined frequency bandwidths... | 01/02/2007 |
