Patent
Nonlinear pre-coding processing method, device and system
Dihao Ning,Dengkui Zhu,Guanghui Yu,Zhaohua Lu +3 more
- 01 Feb 2012
4
TL;DR: In this paper, a nonlinear pre-coding method, a non-linear precoding processing device and a non linear pre-codeword processing system are described.
read more
Abstract: The invention discloses a nonlinear pre-coding processing method, a nonlinear pre-coding processing device and a nonlinear pre-coding processing system A reference signal used for indicating that data is distorted after being transmitted by a channel is also transmitted when data transmission is performed based on nonlinear pre-coding to assist in receiving and detecting the data A nonlinear pre-coding processing technology provided by the invention has realizability and robustness, the reference signal assists in receiving and detecting the data, and simultaneously, data detection reliability is effectively improved
read more
Chat with Paper
AI Agents for this Paper
Find similar papers on Google Scholar, PubMed and Arxiv
Write a critical review of this paper
Analyze citations of this paper to find unaddressed research gaps
Citations
Patent
Non-linear precoder with separate tracking
Jochen Maes,Michael Timmers +1 more
- 11 Mar 2014
TL;DR: In this paper, a non-linear precoder for jointly pre-processing transmit samples to be transmitted over respective communication channels for crosstalk mitigation is proposed, which includes a first nonlinear precoding stage configured to operate according to a first triangular precoding matrix and including a modulo function.
8
Patent
Channel equalization method, pre-coding processing method, related devices and system
Liu Yun
- 22 Oct 2014
TL;DR: In this article, a reference signal nonlinear pre-coding processing method is proposed to reduce the transmission power of the reference signals at a transmitting node end. But the method is not applicable to the nonlinear modulo processing.
6
Patent
Method and device for sending user-specific reference signal
Tingjian Tian,Hua Yan,Lei Chen +2 more
- 05 Nov 2015
TL;DR: In this article, a method and device for sending a user-specific reference signal is presented, which consists of determining a modulus identification, and performing interference elimination processing on a user specific reference signal according to the modulus ID to obtain the user's reference signal after the interference elimination.
3
Patent
MU-MIMO Precoder Design and Use for a Wideband MMIMO System with Constrained RF Chains in a Multi-Path Environment
Sivasiva Ganesan Rakash,Zirwas Wolfgang,Panzner Berthold +2 more
- 04 Feb 2020
TL;DR: In this paper, the precoder coefficients are generated for the multiple antenna elements taking into consideration multipath components of a signal to be transmitted from the multiple AEs to the multiple UEs.
References
Patent
Data transmission scheme in wireless communication system
Olli Piirainen
- 07 Sep 2006
TL;DR: In this paper, a data transmission scheme is selected for a first transceiver unit, which comprises a plurality of transmit antennas, on the basis of the quality of a communication link and transmit antenna correlation information associated with the first transceivers.
40
Patent
Combining signal-interference-ratio (SIR) estimates for improved SIR estimation
G. Montalbano
- 22 Mar 2005
TL;DR: An overall SIR estimate is based on a weighted-average of different SIR estimates, wherein the weights are chosen to minimize the mean-square-error (MSE) of the overall estimate as mentioned in this paper.
22
Patent
Non-codebook-precoding-based transmission method for multi-input multi-output (MIMO) system
Lihua Li,Ping Zhang,Xiangchuan Gao,Qi Sun,Lei Song,Xiaoliang Xu +5 more
- 13 Jul 2011
TL;DR: In this paper, a non-codebook-precoding-based transmission method for a multi-input multi-output (MIMO) system is proposed, which comprises the following steps that: a transmitting end acquires the channel information of the previous time by using feedback or specific channel reciprocity of a time division duplexing (TDD) system, acquires a unitary matrix Q and a lower triangular matrix L in which elements on a diagonal are arranged in a descending order of the probability by performing sequential LQ decoding (SLQD) operation on the
5
Patent
Pre-coding power normalization parameter transmitting and receiving method and equipment
Yanbo Cao,Hongqiang Li,Xin Wang,Yuanxin Qiao,Yingmin Wang,Jianxun Sun,Yuxin Dong,Shuming Wang,Lin Zhou +8 more
- 31 Mar 2010
TL;DR: In this paper, a pre-coding power normalization parameter transmitting and receiving method was proposed for MIMO pre-coders with multiple users, which is simple and has high efficiency, so as to further promote the system performance.
2
Related Papers (5)
Jiehua Xiao,肖洁华,Pengpeng Dong,董朋朋 +3 more
- 09 May 2012
Noboru Oki
- 17 Dec 2003
Jiehua Xiao,Pengpeng Dong +1 more
- 14 Nov 2012