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8185160 |
Techniques for providing efficient transmit diversity and bandwidth segmentation in a wireless communication system
Wireless communication techniques for cellular deployment of wireless communication systems with transmitters in each cell to have partially overlapped transmission patterns between two adjacent...
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8185161 |
Method and system for controlling a direction of a receive beam produced by an antenna connected to at least two base stations
A mobile-radio base station for a telecommunications system includes vector modulator means for independently controlling the phase and/or amplitude of a plurality of component signals...
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8184050 |
Antenna alignment and monitoring system and method using GNSS
An antenna alignment and monitoring system is provided for telecom antennas and includes a pair of global navigation satellite system (GNSS) antennas mounted on a printed circuit board (PCB) for...
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8185162 |
Electrically tilted antenna system with polarisation diversity
An electrically tilted antenna system with polarization diversity has a dual polarized, tilt adjustable antenna (32). The antenna (32) has dipoles (34, 36) of two orthogonal polarizations...
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8185120 |
Cellular service with improved service availability
A cellular communication system in which overload of a base station is averted by offering users the option to communicate using a spectrum outside of the spectrum allocated for cellular...
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8179834 |
Method and apparatus for adapting downlink wireless transmission between beamforming and transmit diversity on a per mobile station basis
A transmitting apparatus is provided for a base station capable of communicating with a plurality of mobile stations in a wireless network. The transmitting apparatus includes a beamforming traffic...
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8180389 |
Apparatus for adjusting channel interference between devices in a wireless network
The performance and ease of management of wireless communications environments is improved by a mechanism that enables access points (APs) to perform automatic channel selection. A wireless network...
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8180300 |
Wireless communication apparatus, wireless communication method, and computer program
A wireless communication apparatus includes a plurality of antenna branches through which radio signals are transmitted and received; a calibration factor acquiring unit that acquires a calibration...
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8180404 |
Sharing antennas for increased multiple-input uplink reception
The claimed subject matter facilitates sharing antennas among carriers co-located at a base station such to increase throughput of the individual carriers. Thus, the carriers can effectively...
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8180009 |
Techniques for signaling reference signal parameters in a wireless communication system
A technique for operating a wireless communication device includes assigning a reference signal bandwidth to a reference signal. Cyclic shift control bits (associated with the reference signal) are...
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8180355 |
Base station device and cell forming method
A base station device includes a plurality of directional antennas, a power control unit and a frequency management unit. The cell is formed with layers of a base cell having a cell border with a...
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8175648 |
Super economical broadcast system and method
A super economical broadcast system and method are provided. The system includes a plurality of base transceiver stations that define a plurality of respective cells, each base transceiver station...
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8175542 |
Transceiver with plural space hopping phased array antennas and methods for use therewith
A wireless transceiver includes a phased array of antennas, that transmit an outbound RF signal containing outbound data to remote transceivers and that receives an inbound RF signal containing...
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8175649 |
Method and system for real time control of an active antenna over a distributed antenna system
A method and system suitable for supporting wireless medical telemetry services (MTS) on a Distributed Antenna System (DAS). A DAS can provide wireless services including voice and data services...
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8170617 |
Extensions to adaptive beam-steering method
A radio frequency (RF) transmitter is coupled to and controlled by a processor to transmit data. A physical layer circuit is coupled to the RF transmitter to encode and decode between a digital...
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8170496 |
Transceiver with space hopping phased array antenna and methods for use therewith
A wireless transceiver includes at least one phased array antenna, that transmits an outbound RF signal containing outbound data to at least one remote transceiver and that receives an inbound RF...
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8170498 |
IC antenna structures and applications thereof
An integrated circuit (IC) includes a package substrate, a die, and a plurality of antenna structures. The die includes a radio frequency (RF) transceiver and a control module, wherein the RF...
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8169376 |
Base station transmitting and receiving antenna and control method thereof
The present invention relates to base station transmitting and receiving antennas and control methods thereof. For this purpose, the present invention provides a control method of a base station...
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8170495 |
Collaborative pairing transceiver with space hopping phased array antenna and methods for use therewith
A wireless transceiver includes at least one phased array antenna, that transmits an outbound RF signal containing outbound data to a remote transceiver and that receives an inbound RF signal...
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8170504 |
Modified preamble for programmable transmitter
A programmable transmitter generates a frame preamble to train a receiver with respect to a communication link format that corresponds to a transmission mode wherein the transmission mode may...
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8170618 |
Measuring signal strength in a multiple-input multiple-output antenna environment
A wireless communication device is operated in a M by N multiple-input multiple-output (MIMO) mode. M is the number of antennas transmitting to the communication device from a first base station. N...
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8170126 |
Reference signal structure for OFDM based transmissions
A method for transmitting a plurality of sequences across a plurality of bands of a wireless spectrum is described in which a first sequence is produced using a set of reference signal sequences,...
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8165595 |
System and method for multi-stage antenna training of beamforming vectors
A system and method for multi-stage antenna training of beamforming vectors is disclosed. In one embodiment, the method comprises a method of acquiring a beamforming pattern in a wireless...
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8165046 |
Framing for an adaptive modulation communication system
A system and method for mapping a combined frequency division duplexing (FDD) Time Division Multiplexing (TDM)/Time Division Multiple Access (TDMA) downlink subframe for use with half-duplex and...
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8165249 |
Apparatus and method for estimating and compensating time offset and/or carrier frequency offset in MIMO system based OFDM/OFDMA
The present invention relates to an apparatus and method for estimating and compensating for a time offset and a carrier frequency offset in a Multiple Input Multiple Output (MIMO) communication...
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8165637 |
Multiple input multiple output (mimo) antenna system adaptable for environmental multiplicity
A Multiple Input Multiple Output (MIMO) antenna system adaptable to an environmental multiplicity is provided. A MIMO antenna system includes a first antenna element, a second antenna element, a...
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8165533 |
Apparatus and method for beamforming based on generalized eigen-analysis in multiple input multiple output wireless communication system
An apparatus and method for beamforming in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. A Base Station (BS) includes a calculator for generating relational...
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8160632 |
Method for controlling power in dual-standby mode mobile terminal and apparatus thereof
The present invention relates to a method for controlling a transmission power of a dual standby mode mobile terminal. A method of controlling a transmission power of the invention includes...
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8160664 |
Omni-directional antenna supporting simultaneous transmission and reception of multiple radios with narrow frequency separation
An omni-directional antenna supporting simultaneous transmission/reception, from the same AP, on multiple frequencies, allowing each AP to communicate using each possible frequency. Each AP...
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8160648 |
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...
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8160647 |
Filter system for use in co-site and control method thereof
A co-site including at least two antenna/base transceiver station pairs operating on different frequency bands has a filter system that includes a first filter including a low band control port, a...
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8160500 |
Method and apparatus to improve closed loop transmit diversity modes performance via interference suppression in a WCDMA network equipped with a RAKE receiver
A method for processing signals in a wireless communication system includes determining at a receiver, a maximum one of a plurality of signal-to-interference-plus-noise ratio (SINR) values for a...
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8160570 |
Multiprotocol antenna system for multiple service provider-multiple air interface co-located base stations
A hub unit is configured to digitize first and second analog radio frequency signals in order to generate first and second digital data, respectively, indicative of the first and second analog...
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8160028 |
Spatial puncturing apparatus, method, and system
Stations in a N×N multiple-input-multiple-output (MIMO) wireless network always puncture the weakest spatial channel. N−1 spatial channels are always used regardless of the channel state.
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8155597 |
Transmission scheduling for receiver feedback
A network device including a first feedback module and a first calibration module. The first feedback module generates a first transmission schedule, which include (i) a first subcarrier schedule...
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8155096 |
Antenna control system and method
Each of multiple directional transmissions from an antenna array of a subscriber unit are received at a base unit. Based on the detected quality of received signals at the base unit, directional...
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8150330 |
Method and system for greedy user group selection with range reduction for FDD multiuser MIMO downlink transmission with finite-rate channel state information feedback
Aspects of a greedy search user group selection scheme with range reduction for FDD multiuser MIMO downlink transmission with finite-rate channel state information feedback are provided. The method...
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8150470 |
System and method for transmission parameter control for an antenna apparatus with selectable elements
A system and method for improved data transmission on a wireless link to a remote receiving node includes a communication device for converting packets to RF at a physical data rate, an antenna...
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8149930 |
Radio apparatus
Among destination terminal apparatuses to which a plurality of data signals are to be transmitted, a control unit specifies a terminal apparatus to which a known signal, whose number of streams is...
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8149946 |
Joint transceiver design for MIMO communications
A method and apparatus for transmitting data in a MIMO communication system, the method including encoding at least one data symbol by implementing a first precoding scheme, the first preceding...
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8150469 |
Adaptive array base station device and adaptive array base station device control method
An array antenna forming unit (22) combines at least two transmission/reception devices (40) to thereby sequentially form one array antenna. Every time an array antenna is formed, an array antenna...
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8150412 |
Interference mitigation in a wireless communication system
The present invention provides a method of interference mitigation in a wireless communication system. The method that may include reducing transmission power associated with at least one first...
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8149087 |
Hands-free device for locking/unlocking doors/windows of a vehicle
A device for hands-free locking/unlocking of doors/windows of a vehicle implements at least two modes of operation: an approach-detection mode D and a tracking mode P. At least two antennas 14a,...
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8150363 |
Enhanced E911 network access for call centers
An emergency call (e.g., a 911 call, an alarm company call) forwarded by a telematics call center is routed over the switched PSTN to a Voice Over Internet Protocol (VoIP) call server, where the...
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8145258 |
Radio communication apparatus
A radio communication apparatus includes housings that are connected via a hinge unit in an openable/closeable manner, and circuit boards in the housings. The circuit boards are connected via...
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8145208 |
Air-to-ground cellular communication network terrestrial base station having multi-dimensional sectors with alternating radio frequency polarizations
The Multi-Link Aircraft Cellular System makes use of multiple physically separated antennas mounted on the aircraft, as well as the use of additional optional signal isolation and optimization...
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8145272 |
Pilot-based two-dimensional channel estimation
Techniques are provided herein to estimate channel information based a received burst that is comprises of consecutive transmissions. Each transmission comprises a plurality of data subcarriers and...
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8145248 |
Apparatus and method for uplink beamforming and Space-Division Multiple Access (SDMA) in Multiple Input Multiple Output (MIMO) wireless communication systems
An apparatus and method for beamforming of a terminal in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. The method includes transmitting sounding signals...
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8140122 |
Apparatus and method for changing communication mode in multi-antenna system considering channel environment
An apparatus and a method for determining a multi-antenna transmission mode at a base station in a multi-antenna system are provided. The method for determining the multi-antenna transmission mode...
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8140114 |
Receiving device and antenna
An antenna, to be connected to a receiving device for receiving broadcast waves in first and second frequency bands, includes a core-wire-side cable for transmitting a signal or an electric power...
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