Matches 1 - 35 out of 35


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US20100330946 ENHANCED INTERFERENCE NULLING EQUALIZATION  
Systems and methodologies are described that facilitate combining received signals from multiple receive antennas in a wireless communication environment. The received signals from the multiple...
US20140106695 Antenna Clustering For Multi-Antenna Aperture Selection  
The specification and drawings present a new method, apparatus and software related product for antenna clustering for multi-antenna aperture selection (MAAS), e.g., in LTE wireless systems, using...
US20120329416 Adaptive Polarization Array (APA)  
An Adaptive Polarization Array (APA) Algorithm is described for adjusting the polarization orientation of antennas, such as Dual-polarized array antennas. The APA Algorithm searches to find a...
US20150072634 ANGLE DIVERSITY RECEIVING DEVICE AND ANGLE DIVERSITY RECEIVING METHOD  
An angle diversity receiving device performs angle diversity reception by configuring branches of angle diversity in accordance with received signals of an array antenna, the angle diversity...
US20090036074 ANTENNA DIVERSITY SYSTEM HAVING TWO ANTENNAS FOR RADIO RECEPTION IN VEHICLES  
There is an antenna diversity system for radio reception in moving vehicles which includes a receiver, and at least two antennas coupled to the receiver. These antennas transmit antenna feed...
US20090141834 RECEIVER AND RECEIVING METHOD FOR RF SIGNALS  
An rf signal receiver of the present invention includes: a replica signal generating unit for generating on the basis of a received signal a replica of a transmission signal a delayed arriving...
US20140106807 CENTRAL NODE APPARATUS AND METHOD FOR TRANSMITTING WIRELESS SIGNALS BETWEEN CENTRAL OFFICE NODE AND REMOTE NODE USING BEAM PATTERNS AND ANTENNA POLARIZATION  
A central office node using beam patterns and antenna polarizations, a remote node, and a wireless communication method between the nodes. The central office node includes: a first antenna array...
US20060202890 Adaptive antenna/combiner for reception of satellite signals and associated methods  
A communications device includes horizontally and vertically polarized antenna elements. A switching network is coupled to the antenna elements for switching signals received therefrom between...
US20060205375 Measurement circuit and method for measuring the level of an RF signal, and a transmitter including a measurement circuit  
A measurement circuit for measuring a level of a radio frequency signal comprises a first signal path adapted to conduct a first version of a radio frequency signal and a second signal path...
US20100215121 RADIO COMMUNICATION DEVICE AND RADIO RECEPTION METHOD  
A wireless communication apparatus having a plurality of antennas 11-1 to 11-M, and for diversity-combining signals received by the antennas 11-1 to 11-M and performing communication with...
US20100203858 APPARATUS AND METHOD FOR ADAPTIVE WHITENING IN A MULTIPLE ANTENNA SYSTEM  
An apparatus and method for controlling a whitening function of a whitening Maximum Ratio Combining (MRC) in a receive end of a multiple antenna system are provided. The method includes...
US20100279642 DIVERSITY RECEIVER AND DIVERSITY RECEPTION METHOD  
A diversity receiver, which reduces power consumption while performing diversity reception properly, includes: a plurality of branches corresponding to a plurality of antennas, each configured to...
US20120302282 ELECTRONIC DEVICE WITH PASSIVELY COMBINED ANTENNAS  
Electronic devices may be provided that contain wireless communications circuitry. The wireless communications circuitry may include radio-frequency transceiver circuitry coupled to multiple...
US20100020907 MULTIPLE ANTENNA RECEIVER SYSTEM AND METHOD  
A technique for processing received signals in multiple-antenna systems. Received signals from the different antennas may be amplified by a Low Noise Amplifier (LNA) and time-multiplexed by a...
US20100210235 METHOD AND APPARATUS FOR RECEIVER DIVERSITY CONTROL IN WIRELESS COMMUNICATIONS  
Receiver diversity in a wireless device is controlled in response to operating conditions, transmission requirements, and control settings. The control of diversity reduces power consumption by...
US20080096509 Low Complexity Diversity Receiver  
A diversity receiver and methods of diversity combining are described herein. Diversity combining can be implemented in the front-end signal path of a receiver, without the need to digitally...
US20060268776 User selection apparatus and method for SDMA in a MIMO system  
An apparatus and method for selecting at least two users to be serviced in SDMA in an SDMA wireless communication system are provided. All users are ordered according to a predetermined rule and...
US20090221253 ADAPTIVE CONTROL APPARATUS USING MULTIPLE ADAPTIVE CONTROL METHODS  
In the adaptive control apparatus, a computation unit computes weighting coefficients, using a first adaptive control method in a proportion α of a first computation amount, where the first...
US20140242934 RADIO RECEIVER FOR POLARIZED ANTENNA SYSTEM  
A hybrid combining method in a receiver is provided, and the method includes that wideband combining, e.g. using a maximum ratio combining (MRC) or an interference rejection combing (IRC) process,...
US20060105730 Antenna arrangement for multi-input multi-output wireless local area network  
Line-of-sight and non-line-of-sight channel conditions are efficiently and optimally handled in a MIMO wireless network by coupling two or more dual polarization antennas together through a...
US20130315287 DEVICE FOR BROADBAND RECEPTION BY AUTOTRANSPOSITION AND APPLICATION TO THE DETECTION AND CHARACTERIZATION OF RADIOELECTRIC EMISSIONS  
Use of an antennal base formed of two antennas which pick up the emissions present and produce two radioelectric signals S1 and S2. These two signals are used to produce at least one...
US20090274253 JOINT ESTIMATION OF MIMO CHANNELS AND NOISE CORRELATION FOR WIRELESS SYSTEMS WITH MULTIPLE RECEIVE ANTENNAS  
A radio communication sent by a transmitter having M transmit antennas is received by a receiver having N receive antennas, where M is a positive integer greater than or equal to one and N is...
US20070249308 Method and apparatus for uplink coverage improvement  
A method and apparatus for an uplink signal processing system that includes converting a plurality of received RF signals which can be grouped by common diversity characteristics into the digital...
US20090143039 Radio reception apparatus and radio reception method  
An RSSI detecting unit measures a receiving power level of a signal receive from a base station, and notifies a mode change control unit of the measurement result. A Ec/Io detecting unit measures...
US20130225106 Radio Receiver Apparatus of a Cellular Radio Network  
A radio receiver apparatus of a cellular network includes a channel estimator configured to calculate channel estimates on the basis of a common pilot channel. The apparatus further includes a...
US20100130150 SWITCHED BEAM ANTENNA WITH DIGITALLY CONTROLLED WEIGHTED RADIO FREQUENCY COMBINING  
A wireless communication system, wherein a sub-set of radio frequency signals received from corresponding antenna elements is selected and combined into a single radio frequency signal, the single...
US20130252671 ANTENNA SYSTEM AND BASE STATION SYSTEM  
An antenna system is disclosed. In the antenna system, a first antenna element array includes multiple antenna elements, where the antenna elements are configured to receive and transmit signals...
US20140051377 SETTING RADIO FREQUENCY (RF) BEAMFORMER ANTENNA WEIGHTS PER DATA-STREAM IN A MULTIPLE-INPUT-MULTIPLE-OUTPUT (MIMO) SYSTEM  
A system and a closed form method of optimizing a set of receive beamformers' weights, each feeding one of N multi-layer MIMO receiving system wherein the beamformers have a pool of M receive...
US20100183099 Reception Control Method and Wireless Communication Apparatus  
When receiving a signal from the antenna #1 (initially receiving a signal from an omnidirectional antenna), a guard interval correlator 12 calculates correlation of a guard interval portion of the...
US20130084815 TRANSMITTING DEVICE AND METHOD FOR TRANSMITTING SIGNALS IN A WIRELESS COMMUNICATION SYSTEM, RECEIVING DEVICE AND METHOD FOR RECEIVING SIGNALS IN A WIRELESS COMMUNICATION SYSTEM  
A transmitting device for transmitting signals carrying data in a wireless communication system, including at least two beam antennas, each beam antenna having a main beaming direction at a...
US20100190460 PRE-PROCESSOR FOR RECEIVER ANTENNA DIVERSITY  
A dual-branch decorrelator receiver is provided in which decorrelation is performed with a simple addition and subtraction. The same receiver finds application in pre-processing signals that may...
US20170026871 EXPANDABLE ANALOG MANIFOLD  
An n input, radio frequency (RF) signal matrix is formed of a plurality of two-to-one RF signal routing units each including first, second, and third switching units selectively connecting either...
US20160315686 ANTENNA APPARATUS AND METHOD FOR BEAM FORMING THEREOF  
Provided is an antenna apparatus equipped with a single RF chain. The antenna apparatus includes: a combiner configured to divide omnidirectional space into N sectors to perform a sector sweep,...
US20130271311 RECEIVING AND PROCESSING DEVICE, RECEIVING AND PROCESSING METHOD, AND RECEIVING AND PROCESSING PROGRAM  
A receiving and processing device includes an antenna extension unit configured to perform a process of additionally arranging data pieces of two or more continuous receiving antennas in a...
US20100296607 RECEIVING APPARATUS FOR RECEIVING SIGNALS THROUGH ADAPTIVE ARRAY ANTENNA  
Preceding filters receives the inputs of a plurality of received signals associated respectively with a plurality of antennas. Subsequent filters band-limit the plurality of inputted received...

Matches 1 - 35 out of 35