Patents

  • Enhanced Interference Management in Hetrogeneous Wireless Networks

    Patent Number: 9,538,415

    Narayan Prasad , Mustafa Y. Arslan , Sampath Rangarajan
    1/3/2017
  • Efficient Large-Scale Multiple Input Multiple Output Communications

    Patent Number: 9,537,587

    Eugene Chai , Xiufeng Xie , Mohammad A. Khojastepour , Karthikeyan Sundaresan , Sampath Rangarajan
    1/3/2017
  • Multicell Beamforming System and Methods for OFDMA Small-Cell Networks

    Patent Number: 9,521,560

    Karthikeyan Sundaresan , Mohammad A. Khojastepour , Sampath Rangarajan , Jongwon Yoon
    12/13/2016
  • Low-Complexity Precoder Design for Large-Scale MIMO Communication Systems

    Patent Number: 9,450,657

    Guosen Yue , Narayan Prasad , Sampath Rangarajan , Samet Oymak
    9/20/2016
  • Two-Stage Precoding and User Grouping for Large Scale Multiple-Input Multiple-Output (MIMO) Systems

    Patent Number: 9,450,655

    Narayan Prasad , Sampath Rangarajan , Guosen Yue , Yi Xu
    9/20/2016
  • Multi-User Multiple Input Multiple Output (MIMO) Communication with Distributed Antenna Systems in Wireless Networks

    Patent Number: 9,450,654

    Karthikeyan Sundaresan , Mohammad A. Khojastepour , Sampath Rangarajan , Jie Xiong
    9/20/2016
  • Exploiting Cell Dormancy and Load Balancing in LTE HetNets

    Patent Number: 9,420,493

    Narayan Prasad , Mustafa Y. Arslan , Sampath Rangarajan
    8/16/2016
  • Efficient Large-Scale Multiple Input Multiple Output Communications

    Patent Number: 9,413,474

    Eugene Chai , Xiufeng Xie , Mohammad A. Khojastepour , Karthikeyan Sundaresan , Sampath Rangarajan
    8/9/2016
  • Flow Management for Data Streams Over Cellular Networks

    Patent Number: 9,369,391

    Rajesh Mahindra , Sampath Rangarajan , Honghai Zhang
    6/14/2016
  • Scheduling Framework for Adaptive Video Delivery over Cellular Networks

    Patent Number: 9,338,693

    Rajesh Mahindra , Mohammad A. Khojastepour , Sampath Rangarajan , Jiasi Chen
    5/10/2016
  • Method for Multicast Video Delivery for 4G Cellular Networks

    Patent Number: 9,338,519

    Honghai Zhang , Jongwon Yoon , Sampath Rangarajan
    5/10/2016
  • Carrier Aggregation

    Patent Number: 9,337,966

    Karthikeyan Sundaresan , Sampath Rangarajan
    5/10/2016
  • Feedback and Scheduling for Coordinated Multi-Point (CoMP) Joint Transmission (JT) in Orthogonal Frequency Division Multiple Access (OFDMA)

    Patent Number: 9,337,906

    Narayan Prasad , Guosen Yue , Sampath Rangarajan , Meilong Jiang
    5/10/2016
  • Multi-User Scheduling in Cellular Uplinks

    Patent Number: 9,191,962

    Narayan Prasad , Honghai Zhang , Sampath Rangarajan
    11/17/2015
  • Interference Cancellation for Full-Duplex Communications

    Patent Number: 9,184,902

    Mohammad A. Khojastepour , Sampath Rangarajan
    11/10/2015
  • Coordinated Multiple Point Transmission and Reception

    Patent Number: 9,148,818

    Guosen Yue , Narayan Prasad , Meilong Jiang , Sampath Rangarajan
    9/29/2015
  • User Pairing and Resource Allocation for Downlink Multiuser Multi-Input -Multi-Output in Long Term Evolution Advanced Systems

    Patent Number: 9,144,076

    Guosen Yue , Narayan Prasad , Sampath Rangarajan
    9/22/2015
  • Multiple-Input Multiple-Output Wireless Communications with Full Duplex Radios

    Patent Number: 9,137,788

    Mohammad A. Khojastepour , Sanaz Barghi , Karthikeyan Sundaresan , Sampath Rangarajan
    9/15/2015
  • Procoding with a Codebook for a Wireless System

    Patent Number: 9,136,928

    Mohammad A. Khojastepour
    9/15/2015
  • Coordinated Multi-Point Transmission and Reception Schemes for Cellular Downlink

    Patent Number: 9,130,620

    Narayan Prasad
    9/8/2015
  • Cloud-Based Radio Access Network for Small Cells

    Patent Number: 9,125,047

    Karthikeyan Sundaresan , Cheng Liu , Mustafa Arslan , Meilong Jiang , Sampath Rangarajan
    9/1/2015
  • Degrees of Freedom per Communication Node

    Patent Number: 9,124,360

    Mohammad A. Khojastepour
    9/1/2015
  • Multi-User Multiple Input Multiple Output Wireless Communications

    Patent Number: 9,124,319

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Meilong Jiang , Sampath Rangarajan
    9/1/2015
  • Scheduling Information of Overlapping Co-Scheduled Users in an OFDMA-MU-MIMO System

    Patent Number: 9,100,946

    Narayan Prasad , Mohammad A. Khojastepour , Meilong Jiang , Xiaodong Wang , Sampath Rangarajan
    8/4/2015
  • Coordinated Multipoint Transmission and Reception (CoMP)

    Patent Number: 9,094,145

    Guosen Yue , Narayan Prasad , Meilong Jiang , Sampath Rangarajan
    7/28/2015
  • Linear Precoding in MIMO Broadcast Channel with Arbitrary Rank Constraints

    Patent Number: 9,083,404

    Mohammad A. Khojastepour , Mohammad A. Khajehnejad , Guosen Yue
    7/14/2015
  • Low-Complexity Estimation of QAM Symbols and Constellations

    Patent Number: 9,071,471

    Guosen Yue , Sampath Rangarajan
    6/30/2015
  • Precoding with a Codebook for a Wireless System

    Patent Number: 9,071,301

    Mohammad A. Khojastepour
    6/30/2015
  • Tailoring Wireless Transmission Strategies to User Profiles

    Patent Number: 9,066,351

    Karthikeyan Sundaresan , Mohammad A. Khojastepour , Sampath Rangarajan
    6/23/2015
  • MU-MIMO-OFDMA Systems and Methods for Servicing Overlapping Co-Scheduled Users

    Patent Number: 9,055,561

    Narayan Prasad , Mohammad A. Khojastepour , Meilong Jiang , Xiaodong Wang , Sampath Rangarajan
    6/9/2015
  • Remote Virtualization of a Cellular Basestation

    Patent Number: 9,055,456

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    6/9/2015
  • Uplink Power Control

    Patent Number: 9,042,937

    Honghai Zhang , Narayan Prasad , Sampath Rangarajan
    5/26/2015
  • Precoding Selection for Retransmission in Uplink MIMO Hybrid ARQ

    Patent Number: 9,025,692

    Guosen Yue , Narayan Prasad , Meilong Jiang , Sampath Rangarajan
    5/5/2015
  • Codebook Construction

    Patent Number: 9,020,061

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Sampath Rangarajan
    4/28/2015
  • Throughput Enhancement Through Repercussive Coding in MIMO Systems

    Patent Number: 9,014,290

    Mohammad A. Khojastepour , Sampath Rangarajan
    4/21/2015
  • Transmission of an Information Sequence

    Patent Number: 8,976,775

    Mohammad A. Khojastepour , Xiaodong Wang , Mohammad Madihian
    3/10/2015
  • Multi-User Downlink Linear MIMO Precoding System

    Patent Number: 8,976,759

    Mohammad A. Khojastepour , Xiaodong Wang , Mohammad Madihian
    3/10/2015
  • Methods and Systems for Integrating Batch Scheduling with External Beamforming

    Patent Number: 8,976,696

    Karthikeyan Sundaresan , Mustafa Y. Arslan , Sampath Rangarajan
    3/10/2015
  • Exploiting Hybrid-Channel Information for Downlink Multi-User Scheduling

    Patent Number: 8,948,120

    Narayan Prasad , Sampath Rangarajan , Wenzhuo Ouyang
    2/3/2015
  • Dynamic and Configuration Based Fractional Frequency Reuse for Uneven Load Distribution

    Patent Number: 8,942,712

    Honghai Zhang , Narayan Prasad , Sampath Rangarajan
    1/27/2015
  • Scalable Network MIMO for Wireless Networks

    Patent Number: 8,923,907

    Mohammad A. Khojastepour , Xinyu Zhang , Karthikeyan Sundaresan , Sampath Rangarajan
    12/30/2014
  • Beamforming

    Patent Number: 8,918,055

    Kishore Ramachandran , Narayan Prasad , Sampath Rangarajan
    12/23/2014
  • Precoding for Time or Frequency Correlated MIMO Channels

    Patent Number: 8,917,789

    Mohammad A. Khojastepour
    12/23/2014
  • Precoder Design for Physical Layer Multicasting

    Patent Number: 8,917,648

    Narayan Prasad , Hao Zhu , Sampath Rangarajan
    12/23/2014
  • Beamforming

    Patent Number: 8,897,725

    Narayan Prasad , Kishore Ramachandran , Sampath Rangarajan
    11/25/2014
  • Power Scaling for Retranmissions in Uplink MIMO Hybrid ARQ

    Patent Number: 8,891,677

    Guosen Yue , Narayan Prasad , Meilong Jiang , Sampath Rangarajan
    11/18/2014
  • Coordinated Multi-Point Transmission

    Patent Number: 8,891,604

    Mohammad A. Khojastepour , Xinyu Zhang , Karthikeyan Sundaresan , Sampath Rangarajan
    11/18/2014
  • Resource Allocation in Mimo Multi-Cellular Networks via Submodular Optimization

    Patent Number: 8,891,391

    Narayan Prasad , Honghai Zhang , Luca Venturino , Jubin Jose , Sampath Rangarajan
    11/18/2014
  • Method for Canceling Self Interference Signal using Active Noise Cancellation in the Air for Full Duplex Simultaneous (In Time) and Overlapping (In Space) Wireless Transmission and Reception on the Same Frequency Band

    Patent Number: 8,879,433

    Mohammad A. Khojastepour , Karthikeyan Sundaresan , Sampath Rangarajan
    11/4/2014
  • Radio Access Network Sharing

    Patent Number: 8,874,125

    Rajesh Mahindra , Mohammad A. Khojastepour , Sampath Rangarajan , Honghai Zhang
    10/28/2014
  • Method and System for Virtualizing a Cellular Basestation

    Patent Number: 8,873,482

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    10/28/2014
  • Method for LTE Downlink Scheduling with MIMO

    Patent Number: 8,873,441

    Honghai Zhang , Narayan Prasad , Sampath Rangarajan
    10/28/2014
  • Wireless Network Connectivity in Data Centers

    Patent Number: 8,873,426

    Kishore Ramachandran , Ravindranath Kokku , Rajesh Mahindra , Sampath Rangarajan
    10/28/2014
  • Method for a Canceling Self Interference Signal Using Passive Noise Cancellation for Full-Duplex Simultaneous (in time) and Overlapping (in space) Wireless Transmission and Reception on the Same Frequency Band

    Patent Number: 8,837,332

    Mohammad A. Khojastepour , Karthikeyan Sundaresan , Sampath Rangarajan
    9/16/2014
  • Enhancement of Download Multi-User Multiple-Input Multiple-Output Wireless Communications

    Patent Number: 8,798,011

    Narayan Prasad , Guosen Yue , Meilong Jiang , Mohammad A. Khojastepour , Sampath Rangarajan
    8/5/2014
  • Methods and Systems for Allocation of Macro Cell Resources in a Distributed FEMTO Cell Network and a Distributed Relay Station Network

    Patent Number: 8,780,849

    Karthikeyan Sundaresan , Sampath Rangarajan
    7/15/2014
  • Efficient Square-Root Free 2 Symbol Max-Log Receiver

    Patent Number: 8,767,888

    Narayan Prasad , Neda Cvijetic , Sampath Rangarajan , Ting Wang
    7/1/2014
  • Feed-Forward Control Signaling and Decoding Schemes

    Patent Number: 8,767,665

    Mohammad A. Khojastepour , Narayan Prasad , Sampath Rangarajan
    7/1/2014
  • Femtocell Resource Management for Interference Mitigation

    Patent Number: 8,767,580

    Karthikeyan Sundaresan , Mustafa Y. Arslan , Jongwon Yoon
    7/1/2014
  • Dynamic Resource Partitioning for Long-Term Fairness to Non-Elastic Traffic on a Cellular Basestation

    Patent Number: 8,767,553

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    7/1/2014
  • Multiple Stage Hybrid Spectrum Sensing Methods and Systems for Cognitive Radio

    Patent Number: 8,761,677

    Kyungtae Kim , Yan Xin , Sampath Rangarajan
    6/24/2014
  • Enhancement of Download Multi-User Multiple-Input Multiple-Output Wireless Communications

    Patent Number: 8,761,129

    Narayan Prasad , Guosen Yue , Meilong Jiang , Mohammad A. Khojastepour , Sampath Rangarajan
    6/24/2014
  • Method for Improving Multiuser MIMO Downlink Transmissions

    Patent Number: 8,750,358

    Guosen Yue , Narayan Prasad , Meilong Jiang , Mohammad A. Khojastepour , Sampath Rangarajan
    6/10/2014
  • Method for Transmitting an Information Sequence

    Patent Number: 8,750,149

    Mohammad A. Khojastepour
    6/10/2014
  • Method for Transmitting an Information Sequence

    Patent Number: 8,743,991

    Mohammad A. Khojastepour
    6/3/2014
  • Method for Transmitting an Information Sequence

    Patent Number: 8,743,990

    Mohammad A. Khojastepour
    6/3/2014
  • Method for Transmitting an Information Sequence

    Patent Number: 8,743,989

    Mohammad A. Khojastepour
    6/3/2014
  • Multicast Video and Data Delivery with Beamforming Antennas in Indoor Wireless Networks

    Patent Number: 8,724,605

    Honghai Zhang , Yuanxi Jiang , Sampath Rangarajan
    5/13/2014
  • Resource Allocation in 4G MIMO Cellular Uplinks

    Patent Number: 8,724,573

    Narayan Prasad , Honghai Zhang , Meilong Jiang , Guosen Yue , Sampath Rangarajan
    5/13/2014
  • Multi-User Multiple Input Multiple Output Wireless Communications

    Patent Number: 8,718,174

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Meilong Jiang , Sampath Rangarajan
    5/6/2014
  • Indexing Methods and Systems

    Patent Number: 8,718,156

    Mohammad A. Khojastepour , Sampath Rangarajan
    5/6/2014
  • Multi-Resolution Precoding Codebook

    Patent Number: 8,717,997

    Mohammad A. Khojastepour , Xiaodong Wang
    5/6/2014
  • Multitaper Spectrum Sensing Systems and Methods

    Patent Number: 8,717,922

    Yan Xin , Kyungtae Kim , Sampath Rangarajan
    5/6/2014
  • MU-MIMO-OFDMA Multi-Rank CQI and Precoder Signaling Schemes

    Patent Number: 8,705,392

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Meilong Jiang , Sampath Rangarajan
    4/22/2014
  • Method and Systems for Customizable Flow Management in a Cellular Basestation

    Patent Number: 8,700,047

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    4/15/2014
  • Precoding Selection for Retransmission in Uplink MIMO Hybrid ARQ

    Patent Number: 8,699,621

    Guosen Yue , Narayan Prasad , Meilong Jiang , Sampath Rangarajan
    4/15/2014
  • Opportunistic Alignment of Advertisement Delivery with Cellular Basestation Overloads

    Patent Number: 8,688,520

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    4/1/2014
  • Low Complexity Link Adaptation for LTE/LTE-A Uplink with a Turbo Receiver

    Patent Number: 8,687,527

    Meilong Jiang , Narayan Prasad , Guosen Yue , Sampath Rangarajan
    4/1/2014
  • Systems and Methods for Prioritizing Beams to Enable Efficient Determination of Suitable Communication Links

    Patent Number: 8,660,598

    Narayan Prasad , Kishore Ramachandran , Sampath Rangarajan
    2/25/2014
  • Robust Precoder and Receiver Filter Design for Gaussian Interference Channel

    Patent Number: 8,660,202

    Jubin Jose , Narayan Prasad , Mohammad A. Khojastepour , Sampath Rangarajan
    2/25/2014
  • Method and Systems for Conveying Scheduling Information of Overlapping Co-Scheduled Users in an OFDMA-MU-MIMO System

    Patent Number: 8,660,077

    Narayan Prasad , Mohammad A. Khojastepour , Meilong Jiang , Xiaodong Wang , Sampath Rangarajan
    2/25/2014
  • High Performance and Low Complexity Scheduling Method for Adaptive Resource Usage in OFDMA Wireless Relay Networks

    Patent Number: 8,660,030

    Karthikeyan Sundaresan , Sampath Rangarajan
    2/25/2014
  • Efficient Channel Search with Sequential Probability Ratio Testing

    Patent Number: 8,654,722

    Yan Xin , Guosen Yue
    2/18/2014
  • MU-MIMO-OFDMA Systems and Methods for Multi-Rank CQI Computation and Precoder Selection

    Patent Number: 8,654,663

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Meilong Jiang , Sampath Rangarajan
    2/18/2014
  • MU-MIMO-OFDMA Methods and Systems for Signaling Multi-Rank CQIs and Precoders

    Patent Number: 8,644,180

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Meilong Jiang , Sampath Rangarajan
    2/4/2014
  • Feed-Forward Control Signaling and Decoding Schemes

    Patent Number: 8,625,695

    Mohammad A. Khojastepour , Narayan Prasad , Sampath Rangarajan
    1/7/2014
  • Sparse Channel Estimation for MIMO OFDM Systems

    Patent Number: 8,619,918

    Mohammad A. Khojastepour , Krishna Gomadam
    12/31/2013
  • Beamforming Systems and Methods for Link Layer Multicasting

    Patent Number: 8,615,047

    Mohammad A. Khojastepour , Sampath Rangarajan
    12/24/2013
  • LTE and LTE-Advanced UL Power Control

    Patent Number: 8,611,917

    Honghai Zhang , Narayan Prasad , Sampath Rangarajan
    12/17/2013
  • Efficient Channel Search with Energy Detection

    Patent Number: 8,611,293

    Yan Xin , Guosen Yue
    12/17/2013
  • Reverse Indexing Methods and Systems

    Patent Number: 8,594,248

    Mohammad A. Khojastepour , Sampath Rangarajan
    11/26/2013
  • Transmission for Half-Duplex Relay in Fading Channel and Rateless Code Configuration

    Patent Number: 8,588,112

    Momin Uppal , Guosen Yue , Xiaodong Wang
    11/19/2013
  • Receiver with Prefiltering for Discrete Fourier Transform-Spread-Orthogonal Frequency Division Multiplexing (DFT-S-OFDM) Based Systems

    Patent Number: 8,576,959

    Narayan Prasad , Xiaodong Wang , Shuangquan Wang
    11/5/2013
  • MIMO Transmission with Rank Adaption for Multi-Gigabit 60 GHz Wireless

    Patent Number: 8,571,127

    Meilong Jiang , Guosen Yue
    10/29/2013
  • Message-wise Unequal Error Protection

    Patent Number: 8,539,301

    Chen Gong , Guosen Yue , Xiaodong Wang
    9/17/2013
  • LT Decoding and Retransmission for Wireless Broadcast

    Patent Number: 8,539,299

    Guosen Yue , Momin Uppal , Xiaodong Wang
    9/17/2013
  • Systems and Methods for Multi-Channel Sequential Detection in Cognitive Radio Systems

    Patent Number: 8,538,424

    Yan Xin
    9/17/2013
  • On Multicast Achievable Rate Region of Deterministic Broadcast Channel

    Patent Number: 8,537,929

    Mohammad A. Khojastepour , Alireza Keshavarz-Haddad
    9/17/2013
  • Channel Estimation Methods and Systems Based on Power Measurement at Receivers

    Patent Number: 8,537,928

    Mohammad A. Khojastepour , Karthikeyan Sundaresan , Sampath Rangarajan
    9/17/2013
  • Multi-Resolution Precoding Codebook

    Patent Number: 8,537,914

    Mohammad A. Khojastepour , Xiaodong Wang
    9/17/2013
  • Video Multicast Scheduling

    Patent Number: 8,537,738

    Karthikeyan Sundaresan
    9/17/2013
  • Scalable Video Multicast with Non-Overlapping Beamforming Antennas

    Patent Number: 8,537,737

    Honghai Zhang , Yuanxi Jiang , Sampath Rangarajan
    9/17/2013
  • Multicast Scheduling Systems and Methods for Leveraging Cooperation Gains in Relay Networks

    Patent Number: 8,537,693

    Karthikeyan Sundaresan , Sampath Rangarajan
    9/17/2013
  • Method and Systems for Conveying Scheduling Information of Overlapping Co-Scheduled Users in an OFDMA-MU-MIMO System

    Patent Number: 8,532,051

    Narayan Prasad , Mohammad A. Khojastepour , Meilong Jiang , Xiaodong Wang , Sampath Rangarajan
    9/10/2013
  • Methods and Systems for Dynamic and Configuration Based Fractional Frequency Reuse for Uneven Load Distributions

    Patent Number: 8,521,173

    Honghai Zhang , Narayan Prasad , Sampath Rangarajan
    8/27/2013
  • Link Layer Multicasting Systems and Methods

    Patent Number: 8,520,764

    Mohammad A. Khojastepour , Mohammad Khajehnejad , Karthikeyan Sundaresan , Sampath Rangarajan
    8/27/2013
  • Robust Linear Precoder Designs for Multi-Cell Downlink Transmission

    Patent Number: 8,520,763

    Seyed Ali Tajer , Narayan Prasad , Xiaodong Wang , Sampath Rangarajan
    8/27/2013
  • Robust Linear Precoder Designs for Multi-Cell Downlink Transmission

    Patent Number: 8,520,762

    Seyed Ali Tajer , Narayan Prasad , Xiaodong Wang , Sampath Rangarajan
    8/27/2013
  • Wireless Multicasting with Beamforming Antennas

    Patent Number: 8,519,888

    Honghai Zhang , Yuanxi Jiang , Karthikeyan Sundaresan , Sampath Rangarajan
    8/27/2013
  • Beam Combination Methods and Systems for Adapting Communication Links to Varying Channel Conditions

    Patent Number: 8,510,433

    Kishore Ramachandran , Narayan Prasad , Sampath Rangarajan
    8/13/2013
  • Method of Precoding with a Codebook for a Wireless System

    Patent Number: 8,504,098

    Mohammad A. Khojastepour
    8/6/2013
  • Selective Joint Demodulation

    Patent Number: 8,503,554

    Narayan Prasad , Guosen Yue , Mohammad A. Khojastepour , Meilong Jiang , Sampath Rangarajan
    8/6/2013
  • Method and System for Accountable Resource Allocation in Cellular and Broadband Wireless Networks

    Patent Number: 8,503,418

    Ravindranath Kokku , Rajesh Mahindra , Sampath Rangarajan
    8/6/2013
  • Wideband Codebook Construction and Applications

    Patent Number: 8,494,459

    Narayan Prasad , Mohammad A. Khojastepour , Sampath Rangarajan
    7/23/2013
  • Closed Loop Precoding over a set of Parallel Channels

    Patent Number: 8,488,580

    Mohammad A. Khojastepour
    7/16/2013
  • Retransmission Protocol and Coding Scheme for Multicast Broadcast Service

    Patent Number: 8,488,498

    Guosen Yue , Xiaodong Wang
    7/16/2013
  • Coordinated Linear Beamformng in Downlink Multi-Cell Wireless Networks

    Patent Number: 8,488,441

    Luca Venturino , Xiaodong Wang , Narayan Prasad
    7/16/2013
  • Coordinated Linear Beamformng in Downlink Multi-Cell Wireless Networks

    Patent Number: 8,488,440

    Luca Venturino , Xiaodong Wang , Narayan Prasad
    7/16/2013
  • Signaling of Mixture Combination Sets

    Patent Number: 8,472,554

    Mohammad A. Khojastepour , Narayan Prasad , Sampath Rangarajan
    6/25/2013
  • Transmission with M Antennas Using Precoding

    Patent Number: 8,467,475

    Mohammad A. Khojastepour
    6/18/2013
  • A Codebook Method for Multiple Input Multiple Output Wireless System

    Patent Number: 8,467,470

    Mohammad A. Khojastepour , Xiaodong Wang , Mohammad Madihian
    6/18/2013
  • Deterministic Rotational Coding

    Patent Number: 8,467,416

    Mohammad A. Khojastepour , Alireza Keshavarz-Haddad
    6/18/2013
  • Beamforming Methods in Closed-Loop MIMI

    Patent Number: 8,467,368

    Mohammad A. Khojastepour
    6/18/2013
  • Method of Precoding with a Codebook for a Wireless System

    Patent Number: 8,452,334

    Mohammad A. Khojastepour
    5/28/2013
  • Constellation Re-Arrangement and Bit Grouping

    Patent Number: 8,446,811

    Guosen Yue , Xiaodong Wang
    5/21/2013
  • Systems and Methods for Constructing the Base Matrix of Quasi-Cyclic Low-Density Parity-Check Codes

    Patent Number: 8,433,972

    Guosen Yue , Zhang Li , Xiaodong Wang
    4/30/2013
  • Max-Log Stack Decoder

    Patent Number: 8,432,989

    Narayan Prasad , Xiaodong Wang , Sampath Rangarajan
    4/30/2013
  • Method of Precoding with a Codebook for a Wireless System with Multiple Transmission Ranks and a Quantized Beamforming Matrix

    Patent Number: 8,391,925

    Mohammad A. Khojastepour
    3/5/2013
  • Method for Transmitting an Information Sequence

    Patent Number: 8,391,409

    Mohammad A. Khojastepour
    3/5/2013
  • Subband Indexing Methods and Systems

    Patent Number: 8,385,462

    Mohammad A. Khojastepour , Sampath Rangarajan
    2/26/2013
  • Robust Linear Precoder Designs for Multi-Cell Downlink Transmission

    Patent Number: 8,385,454

    Seyed Ali Tajer , Narayan Prasad , Xiaodong Wang , Sampath Rangarajan
    2/26/2013
  • Distributed Message-Passing Based Resource Allocation in Wireless Systems

    Patent Number: 8,385,364

    Kai Yang , Xiaodong Wang , Narayan Prasad
    2/26/2013
  • Beamforming Methods and Systems Employing Measured Power at a Receiver to Perform Channel Estimation

    Patent Number: 8,380,133

    Sriram Lakshmanan , Karthikeyan Sundaresan
    2/19/2013
  • Precoding for Time or Frequency Correlated MIMO Channels

    Patent Number: 8,379,753

    Mohammad A. Khojastepour
    2/19/2013
  • Precoded Data Receiver

    Patent Number: 8,379,618

    Mohammad A. Khojastepour
    2/19/2013
  • Codebook with Nested Structure

    Patent Number: 8,374,562

    Mohammad A. Khojastepour , Narayan Prasad
    2/12/2013
  • Methods and Systems for Location Based Allocation of Macro Cell Resources

    Patent Number: 8,374,135

    Karthikeyan Sundaresan , Sampath Rangarajan
    2/12/2013
  • Multicast with Joint Layer Resource Allocation in Broadband Wireless Networks

    Patent Number: 8,374,101

    Peilong Li , Honghai Zhang , Sampath Rangarajan
    2/12/2013
  • Systems and Methods for Adaptive Hybrid Automatic Retransmission Requests

    Patent Number: 8,359,507

    Guosen Yue , Xiaodong Wang
    1/22/2013
  • LDPC Hard Decision Decoder for High Speed Wireless Data Communications

    Patent Number: 8,352,827

    Chen Gong , Guosen Yue , Xiaodong Wang
    1/8/2013
  • METHOD OF PRECODING WITH A CODEBOOK FOR A WIRELESS SYSTEM

    Patent Number: 8,351,986

    Mohammad A. Khojastepour
    1/8/2013
  • Method and System for Customizable Flow Management in a Cellular Basestation

    Patent Number: 8,351,948

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    1/8/2013
  • Cognitive Radio Anti-Jamming Coding Retransmission Methods and Systems

    Patent Number: 8,347,162

    Guosen Yue , Xiaodong Wang
    1/1/2013
  • Codebook with Nested Structure

    Patent Number: 8,346,193

    Mohammad A. Khojastepour , Narayan Prasad
    1/1/2013
  • Sequential Sensing Scheme for Cognitive Radio

    Patent Number: 8,346,176

    Yan Xin , Honghai Zhang , Sampath Rangarajan
    1/1/2013
  • Methods and Systems for Rate Matching and Rate Shaping in a Wireless Network

    Patent Number: 8,345,545

    Ravindranath Kokku , Rajesh Mahindra , Honghai Zhang , Sampath Rangarajan
    1/1/2013
  • A Hybrid ARQ Scheme Based on Average Mutual Information

    Patent Number: 8,341,467

    Guosen Yue , Xiaodong Wang
    12/25/2012
  • Systems and Methods for Adaptive Beamforming in Indoor Wireless Networks

    Patent Number: 8,340,584

    Sriram Lakshmanan , Karthikeyan Sundaresan , Ravindranath Kokku , Mohammad A. Khojastepour
    12/25/2012
  • Distributed Inter-Cell Interference Mitigation in OFDMA Multi-Carrier Wireless Data Networks

    Patent Number: 8,335,534

    Honghai Zhang , Sampath Rangarajan , Luca Venturino , Narayan Prasad
    12/18/2012
  • Low-Rate Feedback to Enhance Transmission Using Multi-Rank Beamforming

    Patent Number: 8,315,329

    Mohammad A. Khojastepour
    11/20/2012
  • Methods to Transmit and Receive for Low Dimensions MIMO Systems

    Patent Number: 8,315,328

    Mohammad A. Khojastepour
    11/20/2012
  • Methods and Systems for Allocation of Macro Cell Resources in a Distributed FEMTO Cell Network and a Distributed Relay Station Network

    Patent Number: 8,311,005

    Karthikeyan Sundaresan , Sampath Rangarajan
    11/13/2012
  • Optical Beam Scheduling for Multicasting in Wireless Networks

    Patent Number: 8,310,975

    Karthikeyan Sundaresan , Kishore Ramachandran , Sampath Rangarajan
    11/13/2012
  • Codebook with Nested Structure

    Patent Number: 8,285,232

    Mohammad Khojastpour , Narayan Prasad
    10/9/2012
  • Closed-Loop MIMO Transmission and its Related Signaling

    Patent Number: 8,284,861

    Mohammad A. Khojastepour
    10/9/2012
  • Quantized Feedback Strategies and Signal Generation

    Patent Number: 8,284,859

    Mohammad A. Khojastepour
    10/9/2012
  • A Multi-User Downlink Linear MIMO Precoding System

    Patent Number: 8,284,855

    Mohammad A. Khojastepour
    10/9/2012
  • Rateless Coding for Multiuser Interference Relay Channel

    Patent Number: 8,275,322

    Mohammad A. Khojastepour , Xiaodong Wang
    9/25/2012
  • Successive Beamforming Strategies and Methods

    Patent Number: 8,271,023

    Mohammad A. Khojastepour
    9/18/2012
  • A Precoder Data Receiver

    Patent Number: 8,270,918

    Mohammad A. Khojastepour, Narayan Prasad
    9/18/2012
  • Feedbank Generation in Multiple Antenna Systems

    Patent Number: 8,265,699

    Mohammad A. Khojastepour
    9/11/2012
  • Quantized and Successive Precoding Codebook

    Patent Number: 8,265,698

    Mohammad A. Khojastepour
    9/11/2012
  • Restricted Multi-Rank Precoding in Multiple Antenna Systems

    Patent Number: 8,265,697

    Mohammad A. Khojastepour
    9/11/2012
  • Successive Codebook and Feedback in Precoding Systems

    Patent Number: 8,259,842

    Mohammad A. Khojastepour
    9/4/2012
  • Subband Indexing Methods and Systems

    Patent Number: 8,259,831

    Mohammad A. Khojastepour , Sampath Rangarajan
    9/4/2012
  • A Hybrid ARQ Transmission Method with Channel State Information

    Patent Number: 8,255,778

    Narayan Prasad, Xiaodong Wang
    8/28/2012
  • Space-Time Precoding and Associated Feedbank Generation Methods in Multiple Antenna Systems

    Patent Number: 8,254,999

    Mohammad A. Khojastepour
    8/28/2012
  • Quantized Precoding for 2TX Multiple Antenna Systems

    Patent Number: 8,254,998

    Mohammad A. Khojastepour
    8/28/2012
  • Multi-Rank Beamforming Precoding Apparatus and Method

    Patent Number: 8,254,859

    Mohammad A. Khojastepour , Naryan Prasad
    8/28/2012
  • Codebook Based Precoding Methods

    Patent Number: 8,254,495

    Mohammad A. Khojastepour
    8/28/2012
  • Feedback Strategies for Constrained Codebooks Used in MIMO Precoding

    Patent Number: 8,254,488

    Mohammad A. Khojastepour
    8/28/2012
  • Feedback Generation in Recursvie Multi-Rank Beamforming

    Patent Number: 8,249,659

    Mohammad A. Khojastepour
    8/21/2012
  • BEAMFORMING IN MIMO SYSTEMS

    Patent Number: 8,249,658

    Mohammad A. Khojastepour
    8/21/2012
  • Feedback Generator for Codebook with Nested Structure

    Patent Number: 8,238,854

    Mohammad A. Khojastepour, Narayan Prasad
    8/7/2012
  • Wireless Communication Rate Allocation on a Gaussian Interference Channel

    Patent Number: 8,238,366

    Narayan Prasad , Xiaodong Wang
    8/7/2012
  • Restricted Codebooks and Related Signaling to Perform Beamforming

    Patent Number: 8,233,560

    Mohammad A. Khojastepour
    7/31/2012
  • Structured Codebook for 4TX Multiple Antenna Systems

    Patent Number: 8,229,012

    Mohammad A. Khojastepour
    7/24/2012
  • Systems and Methods for Leveraging Spatial Reuse in OFDMA Relay Network

    Patent Number: 8,218,472

    Karthikeyan Sundaresan
    7/10/2012
  • Coordinated Linear Beamformng in Downlink Multi-Cell Wireless Networks

    Patent Number: 8,218,422

    Luca Venturino , Xiaodong Wang , Narayan Prasad
    7/10/2012
  • Anti-Jamming Piecewise Coding Method for Parallel Inference Channels

    Patent Number: 8,201,056

    Guosen Yue , Xiaodong Wang , Mohammad Madihian
    6/12/2012
  • Multi-Resolution Precoding Codebook

    Patent Number: 8,199,836

    Mohammad A. Khojastepour , Xiaodong Wang
    6/12/2012
  • Auction Based Resource Allocation in Wireless Systems

    Patent Number: 8,174,959

    Kai Yang , Narayan Prasad , Xiaodong Wang
    5/8/2012
  • High Performance Scheduling Methods and Apparatus for Leveraging Diversity in Relay-Enabled Wireless Networks

    Patent Number: 8,170,031

    Karthikeyan Sundaresan
    5/1/2012
  • Optimal Design of Wireless Backhaul Networks with Network Coding

    Patent Number: 8,169,885

    Kai Li , Xiaodong Wang , Mohammad Madihian
    5/1/2012
  • Adaptive Scheduling of Streaming Video Over Wireless Networks

    Patent Number: 8,141,120

    Honghai Zhang , Sampath Rangarajan
    3/20/2012
  • Efficient Low Complexity High Throughput LDPC Decoding Method and Optimization

    Patent Number: 8,140,948

    Guosen Yue , Xiaodong Wang , Mohammad Madihian
    3/20/2012
  • Fast Convergence to Optimal Beam Patterns

    Patent Number: 8,140,024

    Narayan Prasad , Kishore Ramachandran
    3/20/2012
  • A Codebook Method for Multiple Input Multiple Output Wireless System

    Patent Number: 8,135,083

    Mohammad A. Khojastepour , Xiaodong Wang , Mohammad Madihian
    3/13/2012
  • Synchronous Two-Phase Rate and Power Control in WLANs

    Patent Number: 8,134,958

    Ravindranath Kokku , Kishore Ramachandran
    3/13/2012
  • System and Method for Scheduling in Relay-Assisted Wireless Networks

    Patent Number: 8,134,946

    Karthikeyan Sundaresan , Xiaodong Wang , Mohammad Madihian
    3/13/2012
  • Method of Using a Quantized Beamforming Matrix from Multiple Codebook Entries for Multiple-Antenna Systems

    Patent Number: 8,103,312

    Mohammad A. Khojastepour
    1/24/2012
  • Group MMSE-DFD with Rate (SINR) Feedback and Without Pre-determined Decoding Order for Reception on a Cellular Downlink

    Patent Number: 8,098,631

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    1/17/2012
  • Integrated Scheduling of Unicast and Multicast Traffic in Relay-enabled Wireless Networks

    Patent Number: 8,098,609

    Karthikeyan Sundaresan , Sampath Rangarajan
    1/17/2012
  • Design of Spherical Lattice Codes for Lattice and Lattice-Reduction-Aided Decoders

    Patent Number: 8,091,006

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    1/3/2012
  • Group MMSE-DFD with Order and Filter Computation for Reception on a Cellular Downlink

    Patent Number: 8,068,407

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    11/29/2011
  • Systems and Methods for Adaptive Hybrid Automatic Retransmission Requests

    Patent Number: 8,064,333

    Guosen Yue , Xiaodong Wang
    11/22/2011
  • Design of Multiuser Downlink Linear MIMO Precoding Systems with Quantized Feedback

    Patent Number: 8,059,733

    Mohammad A. Khojastepour , Xiaodong Wang , Mohammad Madihian
    11/15/2011
  • Group LMMSE Demodulation Using Noise and Interference Covariance Matrix for Reception on a Cellular Downlink

    Patent Number: 8,036,601

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    10/11/2011
  • Group MMSE-DFD with Rate (SINR) Feedback and Pre-determined Decoding Order for Reception on a Cellular Downlink

    Patent Number: 8,031,798

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    10/4/2011
  • Max-Log Receiver for Multiple-Input Multiple-Output (MIMO) Systems

    Patent Number: 8,023,581

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    9/20/2011
  • Two-Stage Low-Complexity Max-Log Bit-Level LLR Calculator and Method

    Patent Number: 8,023,578

    Shuangguan Wang , Xiaodong Wang , Mohammad Madihian
    9/20/2011
  • Scheduling in Multi-Cell Multi-Carrier Wireless Systems

    Patent Number: 8,023,455

    Honghai Zhang , Sampath Rangarajan
    9/20/2011
  • Improved Method for Multiple-Input-Multiple-Output System Demodulation

    Patent Number: 8,014,460

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    9/6/2011
  • Multi-Rank Beamforming Precoding Apparatus and Method

    Patent Number: 7,949,318

    Mohammad Khojastpour , Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    5/24/2011
  • Method and System for Dynamic Power Management in Wireless Local Area Networks

    Patent Number: 7,944,868

    Ravindranath Kokku , Vishnu Navda , Samrat Ganguly
    5/17/2011
  • Optimal Resource Allocation in Multi-Hop OFDMA Wireless Backhaul Networks with Cooperation Relaying

    Patent Number: 7,929,478

    Seung-Jun Kim , Xiaodong Wang , Mohammad Madihian
    4/19/2011
  • Enhanced Successive Interference Cancellation (SIC) Receiver for Multiple-Input Multiple-Output (MIMO) Systems

    Patent Number: 7,924,933

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    4/12/2011
  • Structured Codebook and Successive Beamforming for Multiple-Antenna Systems

    Patent Number: 7,917,176

    Mohammad A. Khojastepour , Xiaodong Wang , Mohammad Madihian
    3/29/2011
  • Interpolation Based QR Decomposition for MIMO-OFDM Systems Using D-SMC Demodulator with Per Chunk Ordering

    Patent Number: 7,889,808

    Narayan Prasad , Xiaodong Wang , Mohammad Madihian
    2/15/2011