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| Number | Title | Issue Date |
| 8179824 | Method of performing channel sounding in frequency duplex system A method of performing channel sounding in a frequency division duplex (FDD) system in which an uplink frame and a downlink frame use different frequency bands includes dividing a transmission bandwidth with respect to the uplink frame into a plurality of sounding z... | 05/15/2012 |
| 8130682 | Assigning mobile users in a half-frequency division duplex (HFDD) system to uplink (UL) sub-frames and to downlink (DL) sub-frames Methods assigning mobile users in a half-frequency division duplex (HFDD) system to a first UL group and second UL group of an uplink (UL) sub-frame, and to a first DL group and a second DL group of a downlink (DL) sub-frame, wherein the UL sub-frame is assigned a f... | 03/06/2012 |
| 7961655 | Method and apparatus for performing radio bearer mapping in a wireless communications system A method for performing radio bearer mapping in an user equipment of a wireless communications system includes setting a plurality of multiplexing options of a frequency division duplex radio bearer, called FDD RB hereinafter, when the user equipment operates in a C... | 06/14/2011 |
| 7876717 | System and method for providing access in powerline communications (PLC) network To facilitate simultaneous PLC communication using first and second PLC protocols that are different from each other, frequency bands are dynamically assigned on demand to first and second PLC home networks that use the respective first and second PLC protocols.... | 01/25/2011 |
| 7855984 | Wireless communication device A wireless communication device includes a transceiving module, an antenna module, and a switch module. The transceiving module includes a first transceiver and a second transceiver. The antenna module includes at least a first antenna for transmitting electromagnet... | 12/21/2010 |
| 7580379 | Technique for dynamic bin allocation A technique for dynamic bin allocation is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for dynamic bin allocation. The method may comprise obtaining link performance data based on a plurality of test transmissions betw... | 08/25/2009 |
| 7483401 | Dynamic allocation of frequency spectrum A method and arrangement in a communication system for dynamically allocating communication system frequency spectrum after cross-talk interface between transmission medias used for upstream and downstream communication in the frequency spectrum. After detecting cro... | 01/27/2009 |
| 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 |
| 7379430 | Dual band unidirectional scheme in a cellular mobile radio telecommunications system A cellular radio telecommunications system and method of operating the same is described which includes a first cellular radio telecommunications network for providing frequency division duplex radio transmissions over an air interface to one or more fixed or mobile... | 05/27/2008 |
| 7366286 | Modified asymmetric digital subscriber line for use with long loops Systems and methods are described for modified asymmetric digital subscriber line for use with long loops. A method includes modifying a digital signal processor including reallocating a portion of an original guard band to a modified downstream band and reallocatin... | 04/29/2008 |
| 7339950 | Allocation of radio resources to radio bearers The invention relates to a method, a module and an algorithm for allocating radio resources to a plurality of radio bearers in a wireless communications network. In order to improve the allocation of resources, first the current activity status 21,22 is deter... | 03/04/2008 |
| 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 |
| 7340622 | Method and apparatus for selectively increasing the operating speed of an electronic circuit One embodiment of the present invention provides a system that facilitates selectively increasing the operating frequency of an electronic circuit, such as a computer system. The system begins by operating in a low-power state with the frequency and voltage of the e... | 03/04/2008 |
| 7336626 | Operating time division duplex (TDD) wireless systems in paired spectrum (FDD) allocations A wireless communication system operates in a combined FDD and TDD mode. During a first time period, data may be transmitted at a first frequency band and received at a second frequency band. During a second time period, data is transmitted at the second frequency b... | 02/26/2008 |
| 7333503 | Sending permission assignment in telecommunications system A method for assigning sending permissions in a telecommunications system and a telecommunications system comprising a unit (20) providing access to said system for at least one telecommunication terminal (40) and a control unit (11) for schedul... | 02/19/2008 |
| 7333726 | Method and system for supporting multiple service providers within a single optical network Analog video signals are communicated from multiple service providers to subscribers by using analog optical carriers. Unlike digital optical carriers that typically support data services or IP TV, analog optical carriers that can be demodulated or translated back i... | 02/19/2008 |
| 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 |
| 7324608 | Efficient subcarrier weighting to enhance receiver performance A modem system for receiving and transmitting signals having a frequency domain equalizer (FEQ) block being responsive to a frequency channel response for processing the same to generate one or more equalizer coefficients, the modem system is responsive to an input ... | 01/29/2008 |
| 7317761 | Multi-carrier communication system and receiver thereof The present invention is a multi-carrier communication system for transmitting/receiving signals via at least four sub-channels, comprising: a transmitter for transmitting data independently via the four sub-channels; a receiver comprising a receive unit disposed fo... | 01/08/2008 |
| 7313191 | Receiver device of communication system Two correlation signals which are obtained by computing correlations between two reference signals and a reception signal are inputted to a level-0 cell, the reference signals being generated on the basis of combinations of crosstalk coefficients. A level-... | 12/25/2007 |
| 7313085 | Method for creating symmetric-identical preamble and method for synchronizing symbol and frequency of orthogonal frequency division multiplexed signals by using symmetric-identical preamble A method for synchronizing symbol timing and frequency of symmetric-identical (SI) Orthogonal Frequency Division Multiplexed signals (OFDM) wherein an SI preamble is used for calculation of the symbol timing and frequency synchronism offset of the OFDM signals out o... | 12/25/2007 |
| 7310304 | Estimating channel parameters in multi-input, multi-output (MIMO) systems In a communication system, and in particular a wireless Orthogonal Frequency Division Multiplexing (OFDM) communication system, the present invention provides systems for estimating parameters of a channel across which a signal is transmitted. The present invention ... | 12/18/2007 |
| 7310312 | Method for controlling a radio access bearer in a communication system A radio access bearer in a mobile communication system is controlled by disposing a radio resource control layer having radio access bearers in a user side, disposing a radio link control layer, a media access control layer, and a physical layer in the user side ben... | 12/18/2007 |
| 7305211 | Satellite communications system using multiple earth stations A satellite communications system uses multiple ground stations and one or more satellites for communicating between mobile subscribers and a land-based communications network, such as the PSTN or the Internet. Multiple ground stations geographically dispersed minim... | 12/04/2007 |
| 7295569 | Selecting a profile for an interface of a network device according to a margin Selecting a profile for an interface of a network device includes accessing profile sequences, where each profile sequence corresponds to an interface. Each profile sequence includes profiles that provide parameters for communicating data. The following are repeated... | 11/13/2007 |
| 7295570 | Determining a profile for an interface of a network device Selecting a profile for an interface of a network device includes accessing profile sequences, where each profile sequence corresponds to an interface. Each profile sequence includes profiles that provide parameters for communicating data. The following are repeated... | 11/13/2007 |
| 7292826 | System and method for reducing rake finger processing Systems and techniques are disclosed relating to reducing the number of fingers in a rake receiver used for rake finger processing in wireless networks. Determining Ebefore, captured energy of all fingers before increasing transmit power. Increasing trans... | 11/06/2007 |
| 7272364 | Method and system for minimizing overlap nulling in switched beams A wireless system, which minimizes nulls within the wireless system, while simultaneously providing diversity. A wireless system will now have increased capacity and coverage due to an enhanced signal to interference ratio in the areas of beam overlap. The system us... | 09/18/2007 |
| 7260067 | Spectrum and bin reassignment protocol for ADSL A system and method for improving communications, wherein Frequency Division Multiplexed (FDM) modems are communicatively coupled over a bi-directional channel. Bandwidth is apportioned to satisfy a desired downstream-to-upstream data rate ratio by measuring upstrea... | 08/21/2007 |
| 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 |
| 7245883 | Radio communication apparatus, radio communication method, antenna apparatus and first duplexer Radio communication apparatus comprising an antenna, a transmitting circuit outputting a transmitting signal in a first frequency band. A duplexer connected to the antenna and having a single-phase input terminal and a balanced output terminal, conveying the transmi... | 07/17/2007 |
| 7237034 | Method and apparatus for controlling network traffic An intermediary node on a data communications network implements a flow control algorithm to control network congestion. The intermediary node receives messages destined for servers or other upstream nodes from clients or other downstream nodes and determines whethe... | 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 |
| 7227839 | Resource allocation in packet-format communication The invention relates to arranging the transmission of packets between a mobile communication device and a mobile communication network. At least one temporary block flow is set up, and data is transmitted in packets in packet data traffic channels in a first direct... | 06/05/2007 |
| 7224676 | Mobile station, base station and communication method A mobile station receives a signal based on a TDD method by receiving a signal based on a FDD method to acquire information of the signal based on the TDD method in a mobile communication system. For instance, the mobile station receives a signal based on a CDMA-FDD... | 05/29/2007 |
| 7221664 | Transmittal of heartbeat signal at a lower level than heartbeat request A communication system, such as a wireless CDMA system, detects markers with fewer errors by having field units transmit the markers at different power levels (e.g., 9 dB for one marker and 11 dB for another marker). The difference in power levels of the markers all... | 05/22/2007 |
| 7218625 | Initial power control for spread-spectrum communications A code-division-multiple-access (CDMA) system employing spread-spectrum modulation. The CDMA system has a base station, and a plurality of subscriber units. The signals transmitted between the base station and subscriber unit use spread-spectrum modulation. The syst... | 05/15/2007 |
| 7215726 | Method for interference suppression for TDMA -and/or FDMA transmission A method for interference suppression for TDMA and/or FDMA transmission, which at least approximately can be described as pulse amplitude modulation, with an arbitrary number of receive antennas. The method comprises filtering of at least one complex-valued received... | 05/08/2007 |
