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Multiple Input Multiple Output

Multiple Input Multiple Output-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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A network node, a core network node, and methods therein
Telefonaktiebolaget L M Ericsson (publ)
December 31, 2015 - N°20150382314

A method in a network node for sending a pilot power value in a heterogeneous mobile communications network. The heterogeneous mobile communications network comprises a second set of base station nodes selected to operate in a multiple input multiple output, mimo, -mode. The second set of base station nodes share a cell identity and are deployed within a coverage area. ...
Method and system for ue measurements in support of mimo ota
Zte (usa) Inc.
December 31, 2015 - N°20150381292

A method of processing the measurements of the user equipment (ue) antenna pattern for multiple input multiple output (mimo) over-the-air (ota) testing consistent with the ue performing antenna pattern measurements using radiated test methods subsequent to conducted testing where the measured radiation pattern is then utilized. The method involves antenna pattern measurements which do not take into consideration the impact ...
Method of enhancing system performance and related wireless module
Wistron Neweb Corporation
December 31, 2015 - N°20150381245

The present disclosure provides a performance enhancement method for a multi-user multiple input multiple output (mimo) system. The performance enhancement method includes determining whether a connection node of a data stream matches when a transmission packet is waiting for transmission in the data stream, wherein the data stream is dedicated to serving a wireless subscriber, collecting a plurality of radio-frequency ...
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Method and apparatus for transmitting management information frame in wireless local area network system
Lg Electronics Inc.
December 24, 2015 - N°20150373625

A method for reporting load information in a wireless local area network system, and a device therefore are discussed. The method according to one embodiment includes transmitting basic service set (bss) load information, the bss load information including a multi user (mu) multiple input multiple output (mimo) capable station count field, a first utilization field and a second utilization field. ...
Systems and methods for improved wireless channel estimation
Ixia
December 24, 2015 - N°20150372842

Systems and methods are disclosed herein to provide improved channel estimation in a wireless data communication system, including but not limited to multiple input multiple output (mimo) communication systems. In accordance with one or more embodiments and aspects thereof, a channel estimation system is disclosed that utilizes data payload portions of received wireless packets to calculate estimates of the radio ...
Method and apparatus for providing antenna configuration information for massive multiple input multiple output in ...
Lg Electronics Inc.
December 24, 2015 - N°20150372793

A method for transmitting a reference signal for supporting a plurality of antennas to a user equipment (ue) at a base station (bs) in a wireless communication system is disclosed. The method includes grouping the plurality of antennas into antenna groups comprising a predetermined number of antenna ports, transmitting resource information about a reference signal for at least one antenna ...
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Adaptive cross-radio access technology (rat) channel assignment
Broadcom Corporation
December 17, 2015 - N°20150365938

Systems and methods for channel assignment configuration in a multiple access point (ap) environment are provided. The multiple aps can be homogeneous or heterogeneous and can implement one or more radio access technologies (rats), including massive multiple input multiple output (m-mimo) rats. A channel assignment configuration for a user equipment (ue) can identify one or more communication channels to be ...
Efficient large-scale multiple input multiple output communications
Nec Laboratories America, Inc.
December 17, 2015 - N°20150365143

Methods and systems for beam forming, implemented in a base station used in a communication system, include measuring channel state information (csi) for a number of active phased-array antennas less than a full number of phased-array antennas. Analog beam forming weights are determined using the measured csi. An optimal digital precoder is determined from the analog beam forming weights. The ...
Efficient large-scale multiple input multiple output communications
Nec Laboratories America, Inc.
December 17, 2015 - N°20150365142

Methods and systems for beam forming include measuring channel state information for a set of different codebook entries. An angle of arrival (aoa) distribution is determined with a processor using compressive testing based on the measured channel state information. A set of phase shift values is determined based on the determined aoa to perform phased array beamforming.
Signal sending method and signal sending device
Huawei Technologies Co., Ltd.
December 10, 2015 - N°20150358130

The present invention provides a signal sending method and a signal sending device, where the signal sending method includes: canceling interference from symbols of a boundary between at least two precoding code blocks in a multiple input multiple output filter bank multicarrier mimo-fbmc system, where the precoding code block includes at least one time-frequency resource element that uses same precoding; ...
Method for transmitting network assistance information for removing interference and serving cell base station
Lg Electronics Inc.
December 10, 2015 - N°20150358105

One embodiment of the present specification provides a method for transmitting network support information in a serving cell in order to remove interference of a terminal. The method for transmitting the network support information comprises the steps of: enabling the serving cell to select a first terminal and a second terminal to which a multi-user multiple input multiple output (mu-mimo) ...
Method and system for ue measurements in support of mimo ota
Zet (usa) Inc.
December 03, 2015 - N°20150349897

A method of processing the measurements of the user equipment (ue) antenna pattern for multiple input multiple output (mimo) over-the-air (ota) testing consistent with the ue performing antenna pattern measurements using radiated test methods subsequent to conducted testing where the measured radiation pattern is then utilized. The method involves antenna pattern measurements which do not take into consideration the impact ...
Multi-user multiple input multiple output wireless communications
Qualcomm Incorporated
November 26, 2015 - N°20150341955

Certain aspects of the present disclosure relate to a method for enhanced multi-user multiple input multiple output (mu-mimo) wireless communications. The proposed method may reduce and/or eliminate stringent frequency and time synchronization requirements for stations (stas) to participate in a downlink mu-mimo transaction by utilizing deterministic scheduling.
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Multiband mimo vehicular antenna assemblies with dsrc capabilities
Laird Technologies, Inc.
November 19, 2015 - N°20150333392

Disclosed are exemplary embodiments of multiband multiple input multiple output (mimo) vehicular antenna assemblies for installation to a vehicle body wall. In exemplary embodiments, a multiband mimo vehicular antenna assembly generally includes at least one cellular antenna configured to be operable over one or more cellular frequencies (e. G., long term evolution (lte), etc.), at least one satellite antenna configured ...
Method, network node, and computer program for determining rank
Telefonaktiebolaget L M Ericsson (publ)
November 12, 2015 - N°20150327277

It is presented a method for determining a rank indicating the number of layers to be used by a multiple input multiple output, mimo, transmitter in a mobile communication network, the method being executed in a network node of the mobile communication network. The method comprises the steps of: obtaining success measurements indicating whether data frames, comprising user data, have ...
Method and apparatus for transmitting downlink signal in a mimo wireless communication system
Lg Electronics Inc.
November 05, 2015 - N°20150319739

A method and apparatus for transmitting a downlink signal in a multiple input multiple output (mimo) wireless communication system is disclosed. A method for receiving a downlink signal from a base station to a user equipment in a multiple input multiple output (mimo) system, which supports dual layer transmission based on first and second antenna ports, comprises receiving downlink control ...
Method and apparatus for transmitting/receiving feedback information in a wireless packet data communication system
Samsung Electronics Co., Ltd.
November 05, 2015 - N°20150318906

Methods and apparatuses are provided for transmitting feedback information in a communication system supporting multiple transmission methods with multi antenna transmission. Information for a default multiple input multiple output (mimo) mode is received. It is determined whether the default mimo mode is a single-user mimo mode or a multi-user mimo mode based on the information for the default mimo mode. ...
Uplink multi-user multiple input multiple output beamforming
Marvell World Trade Ltd.
October 22, 2015 - N°20150304007

As part of a beamforming training procedure, a first communication device transmits a beamforming training packet. The first device then receives a plurality of respective beamforming feedback packets from a plurality of second communication devices. The first device then uses the plurality of beamforming feedback packets to select a group of multiple communication devices from among the plurality of second ...
Multi-user multiple input multiple output wireless communications
October 08, 2015 - N°20150288434

A method implemented in a user equipment used in a wireless communications system is disclosed. The method comprises receiving from a base station an indication of a first modulation type for the user equipment, receiving from the base station a first data signal for the user equipment, receiving from the base station an indication of a minimum time-frequency unit that ...
Communication system and method using space division multi-user multiple input multiple output (sd-mimo) communication method
Samsung Electronics Co., Ltd.
October 01, 2015 - N°20150280799

Provided is a communication system using a space division multi-user multiple input multiple output (sd-mimo) communication method. A transmission apparatus may transmit, to each of terminals included within a coverage, common control information commonly transmitted to the terminals and individual control information individually transmitted to each of the terminals. The transmission apparatus does not precode the common control information and ...
Power loading in mu-mimo
Intel Corporation
September 24, 2015 - N°20150271762

Embodiments of a system and method for transmitting data from an access point in a multiple user multiple input multiple output (mu-mimo) system are provided. A first indication of signal quality (isq) is received at the access point from a first station and a second isq is received from a second station. The access point sets a first power level ...
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