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semi-blind

Comparison of Semi Blind Channel Estimation Techniques with Old Techniques for MIMO OFDM Systems

Comparison of Semi Blind Channel Estimation Techniques with Old Techniques for MIMO OFDM Systems

... the semi-blind channel estimation in MIMO-OFDM and large MIMO-OFDM ...the semi-blind channel method has been conducted in the contexts of IEEE ...

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Semi-blind Turbo Detection for Multiple-input Multiple-output Wireless Systems

Semi-blind Turbo Detection for Multiple-input Multiple-output Wireless Systems

... develop blind/semi-blind receivers for such ...in blind receivers, the one based on multiuser kurtosis (MUK) maximization particularly interests us due to its globally convergent behavior and ...

82

A New Approach to Semi blind Channel Estimation for MIMO Wireless Communication System

A New Approach to Semi blind Channel Estimation for MIMO Wireless Communication System

... correlation. Blind methods do not require the training ...ambiguities. Semi-blind methods offer attractive practical means of implementing MIMO ...of blind information to further improve the ...

7

Development and verification of semi-blind receiver structures for broadband wireless communication systems

Development and verification of semi-blind receiver structures for broadband wireless communication systems

... efficient blind source separation (BSS) technology ...based blind approaches [18], ICA potentially reduces the system sensitivity to ...performing blind or semi-blind ...

120

A Semi Blind Reference Video Watermarking using Hybrid Transforms for Copyright Protection

A Semi Blind Reference Video Watermarking using Hybrid Transforms for Copyright Protection

... [20,21,22,23,24,25,26,27,28,29,30]. Now a day’s people are looking to authenticate their video content [31, 32] also. In this paper we proposed three semi - blind reference video watermarking algorithms ...

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Semi-blind CFO estimation and ICA based equalization for wireless communication systems

Semi-blind CFO estimation and ICA based equalization for wireless communication systems

... resource. Blind or semi-blind channel estimation and equal- ization methods [10] can obtain the CSI and recover the source data directly from the structure and statistics of the received signals, ...

146

On the Performance of SVD-DWT Based Digital Video Watermarking Technique with Semi-Blind Detector

On the Performance of SVD-DWT Based Digital Video Watermarking Technique with Semi-Blind Detector

... detektor blind, maka dalam penelitian ini akan diteliti penerapan untuk kasus detektor semi-blind, dengan memanfaatkan keunggulan dari SVD dan DWT yang sebelumnya telah ditunjukkan oleh Ganic, namun ...

8

Orthogonal Sequences Based Multi-CFO Estimation and Semi-Blind ICA Based Equalization for Multiuser CoMP Systems

Orthogonal Sequences Based Multi-CFO Estimation and Semi-Blind ICA Based Equalization for Multiuser CoMP Systems

... Fig. 1 demonstrates the BER performance of the proposed orthogonal se- quences based multi-CFO estimation and ICA based equalization scheme, com- pared with the zero forcing (ZF) based and the minimum mean square error ...

22

Novel Semi blind Channel Estimation Schemes for Rayleigh Flat Fading MIMO Channels

Novel Semi blind Channel Estimation Schemes for Rayleigh Flat Fading MIMO Channels

... QR-NEW semi-blind channel estimation techniques for Rayleigh flat fading MIMO channel using two transmitter and six receiver antennas combinations and various pilot sym- ...based semi-blind ...

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The efficacy of the semi-blind approach of transversus abdominis plane block on postoperative analgesia in patients undergoing inguinal hernia repair: a prospective randomized double-blind study

The efficacy of the semi-blind approach of transversus abdominis plane block on postoperative analgesia in patients undergoing inguinal hernia repair: a prospective randomized double-blind study

... blind technique and ultrasonography was used to detect the needle position and local anesthetic spread in that study. The use of ultrasound may reduce such complications; we did not observe any complications in ...

7

A Novel Semi Blind Reference Color Image Watermarking using DWT DCT SVD

A Novel Semi Blind Reference Color Image Watermarking using DWT DCT SVD

... In this paper we proposed three semi-blind reference watermarking algorithms. Those algorithms were DCT-SVD, DWT-SVD and DWT-DCT-SVD. The watermark was visually meaningful gray scale image. In these ...

7

Blind and semi blind ML detection for space time block coded OFDM wireless systems

Blind and semi blind ML detection for space time block coded OFDM wireless systems

... the blind algorithm can be turned into a semi-blind algorithm to reliably track the channel along with the data ...The semi-blind algorithm would require a short training sequence of L ...

14

Semi Blind Reversible Watermarking Technique for Relational Data
V Harivardhan Reddy, K Srinivas & Y Raju

Semi Blind Reversible Watermarking Technique for Relational Data V Harivardhan Reddy, K Srinivas & Y Raju

... In the watermark decoding phase the embedded watermark is decoded from the suspicious data. In order to achieve this preprocessing step is performed again, and decoding strategies (feature selection on the basis of MI, b ...

6

A Semi Blind Channel Equalisation Strategy for the UMTS TDD Downlink

A Semi Blind Channel Equalisation Strategy for the UMTS TDD Downlink

... a semi-blind channel equalisa- tion scheme for the downlink time-division duplex (TDD) component of the universal mobile telecommunication sys- tem ...a semi-blind equalisation is per- formed ...

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A Robust and Semi-blind Reversible Watermarking for Relational Database

A Robust and Semi-blind Reversible Watermarking for Relational Database

... a Semi-blind reversible watermarking for relational database ...classic blind reversible watermarking way, and propose fresh technique used for watermarking database relations with no primary keys in ...

6

The Semi-blind Source Extraction Algorithm for Array Radar Signal

The Semi-blind Source Extraction Algorithm for Array Radar Signal

... Abstract ⎯ A semi-blind source extraction algorithm for noisy mixtures based on a linear predictor is proposed. The novel algorithm is firstly validated using the benchmark data and then is applied to ...

6

A Novel Semi Blind Watermark Extraction Algorithm

A Novel Semi Blind Watermark Extraction Algorithm

... A novel algorithm is proposed for watermark embedding and it resembles that of a non-blind watermarking scheme. However, the watermark is extracted by using a novel semi-blind detection technique. ...

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Design of Semi Blind Digital Video Watermarking Using DWT and SVD

Design of Semi Blind Digital Video Watermarking Using DWT and SVD

... In this paper a new semi blind scheme has been proposed for video watermarking that is more robust towards attacks represented in simulation. The watermark image has been embedded in random frames of the ...

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Design of Semi Blind Digital Video Watermarking Using Dwt and Svd

Design of Semi Blind Digital Video Watermarking Using Dwt and Svd

... In this paper a new semi blind scheme has been proposed for video watermarking that is more robust towards attacks represented in simulation. The watermark image has been embedded in random frames of the ...

10

Semi Blind Reception Using Joint Channel Estimation in IDMA Systems

Semi Blind Reception Using Joint Channel Estimation in IDMA Systems

... The present paper proposes a semi-blind channel estima- tion method, based on conditional Gaussian particle al- gorithm for IDMA systems, to track varying channel coefficients. The performance of Code ...

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