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| Number | Title | Issue Date |
| 8184606 | Apparatus and method for monitoring base station signal in communication system having multiple antennas In a signal monitoring apparatus of a base station of a communication system having multiple antennas, a transmitting/receiving unit transmits a plurality of transmit signals by using the multiple antennas or processes a plurality of receive signals received through... | 05/22/2012 |
| 8102830 | MIMO radio communication apparatus and method A multi-input multi-output (MIMO) radio communication apparatus and method are provided. The MIMO apparatus includes a plurality of reception antennas each having a plurality of antenna patterns; a channel matrix estimation unit for estimating a channel matrix betwe... | 01/24/2012 |
| 8068471 | Method and apparatus for scheduling multiple users in a communication system A method and apparatus for scheduling multiuser terminals in a communication system is provided. A receiver receives feedback information from a plurality of user terminals. A user grouping unit selects terminals having a maximum Signal to Interference plus Noise Ra... | 11/29/2011 |
| 8050245 | Radio frequency module and wireless communication device using the same An RF module for multimode-multiband communication includes an RF switch, a GPS communication module, a CDMA communication module, a GSM communication module, a WLAN communication module. The GPS communication module, the CDMA communication module, the GSM communica... | 11/01/2011 |
| 8014373 | Filtered antenna assembly An antenna assembly for a wireless communications device has an antenna, a filter circuit, and a connector constructed to engage a wireless communications device. A filter circuit includes a band-pass filter and a first notch filter disposed in serial electrical com... | 09/06/2011 |
| 7933255 | Multi-antenna wireless data processing system A wireless data processing system uses a selectively enabled multi-antenna processor to demodulate N separate data signals from M separate antennas simultaneously. The multi-antenna processor is adapted to respond to changing channel conditions between two access po... | 04/26/2011 |
| 7907585 | Network interface device with shared antenna An improved network interface device includes at least two wireless network transceivers where the transceivers share at least one antenna. In one embodiment, one of the transceivers is a 2×2 MIMO WiFi N transceiver and the other of the transceivers is a 2×1 MIMO ... | 03/15/2011 |
| 7782827 | Method and apparatus for processing multiple common frequency signals through a single cable using circulators A method and apparatus for processing multiple signals at a common frequency combined into a single radio frequency cable and subsequently recovering the signals without significant losses, distortion, or cross-talk. The method and apparatus includes processing mult... | 08/24/2010 |
| 7697496 | System and method for multi-accessing radio communication data call A system for multi-accessing a radio communication data call include a plurality of user equipments controlling allocation of a radio resource according to a desired data transfer rate and a multi-access system for multi-accessing the plurality of user equipments to... | 04/13/2010 |
| 7583650 | Frequency multiplexed architecture A receiver (10) is arranged to simultaneously receive at least a first (S1) radio frequency signal having a first frequency band (1) and a second radio frequency signal (S3) having a second frequency band (3) that is at least partl... | 09/01/2009 |
| 7502355 | Adaptive multiplexing device for multi-carrier wireless telecommunication systems A radio frequency (RF) power combiner for connecting multiple base transceiver stations with one antenna assembly includes at least one combining device coupled to at least two base transceiver stations for combining signals generated thereby into a combined signal ... | 03/10/2009 |
| 7443805 | Method and system for adjusting the configuration of devices in a wireless communication system A method and system for adjusting the configuration of devices in a communications system is provided. An engineer may perform a test of the configuration of a device in a system by using a diagnostic measurement device (DMD). The engineer (or the DMD) may then esta... | 10/28/2008 |
| 7437163 | Method and computer-readable medium for controlling operations of a dual-dialer state machine A method and computer-readable medium for a dual dialer state machine are provided. The state machine allows a Radio Interface Layer (RIL) to make decisions on whether to allow calls to be initiated or terminated depending upon the type of call (interconnect or disp... | 10/14/2008 |
| 7436800 | Radio communication scheme In this second radio channel setting example, the grouping is done for each radio mobile stations 98 running on the same lane. A different radio channel is assigned to each group. Accordingly, this prevents the beam patterns using the same channel from inters... | 10/14/2008 |
| 7420956 | Distributed storage and aggregation of multimedia information via a broadband access gateway A system and method for the aggregation of multimedia information storage via a broadband access gateway is disclosed. Information about storage resources accessible to a broadband access gateway may be collected and used in selecting storage capacity used for stori... | 09/02/2008 |
| 7403782 | Data transmission in a telecommunications network A method of optimizing the use of radio resources in the UTRAN 5,19 of a UMTS network 17, and comprising transferring information, relating to changes in the radio resources available to an application 27 at a UE 1,16 and/or relating to c... | 07/22/2008 |
| 7397780 | Method and apparatus for overlaying two CDMA systems on the same frequency bandwidth In order to align the timing of an overlay base station to the timing of an existing base station, a sync unit is introduced into the system. The sync unit has a first receiver configured to receive a first signal, the first signal having a first CDMA channelization... | 07/08/2008 |
| 7394796 | Wireless access point service coverage area management A Wireless Local Area Network (WLAN) infrastructure includes a wired backbone network, an air controller, and a plurality of wireless access points (WAPs). Each WAP includes a processor, a wired backbone interface, a first radio, a directional antenna, a second radi... | 07/01/2008 |
| 7382840 | RF signal processing in multi-antenna systems A method for antenna subset selection by joint processing in RF and baseband in a multi-antenna systems. Lt input data streams are generated in a transmitter for either diversity transmission or multiplexing transmission. These streams are modulated to RF... | 06/03/2008 |
| 7379741 | Sub-carrier allocation method for reducing inter-cell interference in OFDM cellular environment A sub-carrier allocation method including selecting a number of cells having a strongest inter-cell interference among cells in a multiple-cell environment, and selecting mutually exclusive sub-carrier sets for each cell selected having the strongest interference. | 05/27/2008 |
| 7363057 | Mobile communication system, mobile station, base station, communication path quality estimation method used for the same A mobile communication system capable of improving the system throughput. A base station (1) divides one cell into three sectors. A common pilot channel is transmitted to a plurality of mobile stations in the sectors by beams (101-103) whose dir... | 04/22/2008 |
| 7349702 | Self-evolving proximity sensor inclusion-exclusion zones An indoor location awareness method for locating a device using device-observable signals of known proximity sensors and device-unobservable signals of known proximity sensors. The exclusion of the possibility that the device is within an unobservable proximity sens... | 03/25/2008 |
| 7346040 | Providing a high speed data modem based on MIMO technology using a cable or single antenna A single cable or single antenna space-time fast modem system is described. Very high data transfer rates are accomplished using a space-time MIMO transceiver in combination with a unique space-time antenna reduction chamber and a frequency spectrum shifting module.... | 03/18/2008 |
| 7339932 | Communication system and mobile communication station used for this communication system A communication system and mobile communication station used in a communication system with low installation cost and no base station. The communication system performs radio communication by communicating a packet among numerous mobile communication stations in an ... | 03/04/2008 |
| 7333458 | Wireless communication network including directional and omni-directional communication links and related methods A wireless communication network may include a plurality of mobile nodes each including at least one wireless transceiver, a directional antenna and an omni-directional antenna connected to the at least one wireless transceiver, and a controller for controlling the ... | 02/19/2008 |
| 7333462 | Wireless terminal operations within wireless local area network A wireless terminal operates within a Wireless Local Area Network (WLAN) and includes a directional antenna, a radio frequency unit operably coupled to the directional antenna, and a processor operably coupled to the radio frequency unit. The processor controls the ... | 02/19/2008 |
| 7324582 | System and method for the directional reception and despreading of direct-sequence spread-spectrum signals A system (100) and method for the reception and despreading of a code-division multiple access (CDMA) global positioning system (GPS) signal (200), or other direct-sequence spread-spectrum (DSSS) signals, is provided. An antenna array (102) rece... | 01/29/2008 |
| 7321580 | Directional carrier sense medium access for wireless nodes A method (508) and system (226) provide directional medium access control for wireless nodes (102) in a wireless network (100), each of the nodes (102) having a transceiver (228) and a plurality of antennas (232, 234, 236... | 01/22/2008 |
| 7321641 | Baseband time-domain communications system A communications system reduces downconverter inaccuracies in time-domain measurements or samples of received microwave communications I and Q complex signals by converting received signal to baseband taking measurements or samples of the I and Q waveforms at differ... | 01/22/2008 |
| 7289466 | Localization for low cost sensor network Wireless devices, systems and approaches or methods having the capability of determining the location of a given wireless device. An example system includes a wireless device that generates at least one pulse as a part of an output signal, and the at least one pulse... | 10/30/2007 |
| 7286843 | Identifying remote radio units in a communication system A method for identifying a remote radio unit in a communication system comprises a plurality of remote radio units communicating with a central unit and pattern providing means for providing information about dedicated gain change patterns of the remote radio units.... | 10/23/2007 |
| 7280509 | CDMA 3X base transceiver station in mobile communication system A base transceiver station in a mobile communication system, includes a GPS time frequency unit for outputting a synchronized time which is received from at least one GPS satellite and frequency information; a BTS main processing unit for generating a control comman... | 10/09/2007 |
| 7239885 | Initial downlink transmit power adjustment for non-real-time services using dedicated or shared channel A method for initial downlink transmit power adjustment for non-real time services in a wireless communications network begins by estimating an initial downlink transmit power level for non-real-time services. The estimated power level is then compared with a thresh... | 07/03/2007 |
| 7236069 | Adjustable resonator filter An adjustable resonator filter (200), the operating band of which can be shifted by a one-time adjustment. The natural frequency of each resonator (210, 220) is affected, in addition to the basic tuning arrangement, by an adjustment circuit (ACI), whic... | 06/26/2007 |
| 7228113 | SIMO/MISO transceiver for providing packet data communication with SISO transceiver Apparatus and method for providing for packet data communication between a single-input-single-output (SISO) transceiver and a single-input-multiple-output/multiple-input-single-output (SIMO/MISO) transceiver. Receive channel coefficients representing relative stren... | 06/05/2007 |
| 7212508 | Method and apparatus for overlaying two CDMA systems on the same frequency bandwidth In order to align the timing of an overlay base station to the timing of an existing base station, a sync unit is introduced into the system. The sync unit has a first receiver configured to receive a first signal, the first signal having a first CDMA channelization... | 05/01/2007 |
| 7200368 | Transmit diversity method and system The present invention relates to a method and system for transmitting in a wireless communication system, a transmission signal divided into at least two signal parts by using transmission beams of at least two subarrays (SA1, SA2) of an antenna array.... | 04/03/2007 |
| 7181175 | Transmit network for a cellular base-station A transmit network for cellular mobile radio networks incorporates tow transmit multiplexers (122ABE) and (122CD): the first transmit multiplexer 122ABE receives a group of output signals from three transmitters (124A, 124B and ... | 02/20/2007 |
| 7162210 | Method and device of antenna pattern forming Improvement of interference canceling efficiency and communication system capacity due to the use of the optimal decision function in adaptation of the adaptive antenna array weight factors. An adaptive antenna array pattern forming algorithm is used. The weight vec... | 01/09/2007 |
| 7158501 | Wireless communication apparatus The wireless communication apparatus includes transmitter modules and receiver modules for carrying out transmission/reception via a plurality of antenna beams formed by an adaptive array antenna between stations. The apparatus is provided with an end time detecting... | 01/02/2007 |
