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检索条件"主题词=convolutional coding"
225 条 记 录,以下是191-200 订阅
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A multiple copyright identification watermarking algorithm based on code division multiple access
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High Technology Letters 2008年 第4期14卷 377-383页
作者: 张帆 li Jie Su Yuting Zhang Chuntian College of-Computer & Information Engineering Henan University Kaifeng 475001 P. R. China College of Electronic & Information Engineering Tianjin University Tianjin 300072 P.R. China
A multiple watermarking algorithm is presented according to the multiple accessing technique of the code division multiple access (CDMA) system. Multiple watermarks are embedded into digital images in the wavelet tr... 详细信息
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On the Use of NB-IoT over GEO Satellite Systems with Time-Packed Optical Feeder Links for Over-the-Air Firmware/Software Updates of Machine-Type Terminals
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SENSORS 2021年 第12期21卷 3952-3952页
作者: Bas, Joan Dowhuszko, Alexis A. Ctr Tecnol Telecomunicac Catalunya CTTC CERCA Dept Array & Multisensor Proc Av Karl Friedriech Gauss 7Bldg B4 Castelldefels 08860 Spain Aalto Univ Dept Commun & Networking Espoo 02150 Finland
The verticals of 5G, such as the automotive, smart grid, and smart cities sectors, will bring new sensors and IoT devices requiring Internet connectivity. Most of these machine-type terminals will be sparsely distribu... 详细信息
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Complexity and diversity in sparse code priors improve receptive field characterization of Macaque V1 neurons
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PLOS COMPUTATIONAL BIOLOGY 2021年 第10期17卷 e1009528-e1009528页
作者: Wu, Ziniu Rockwell, Harold Zhang, Yimeng Tang, Shiming Lee, Tai Sing Carnegie Mellon Univ Ctr Neural Basis Cognit Pittsburgh PA 15213 USA Carnegie Mellon Univ Neurosci Inst Pittsburgh PA 15213 USA Carnegie Mellon Univ Dept Math Pittsburgh PA 15213 USA Carnegie Mellon Univ Dept Biol Sci Pittsburgh PA 15213 USA Carnegie Mellon Univ Comp Sci Dept Pittsburgh PA 15213 USA Peking Univ Ctr Life Sci Beijing Peoples R China MIT Dept EECS 77 Massachusetts Ave Cambridge MA 02139 USA Univ Chicago Comm Computat Neurosci Chicago IL 60637 USA
System identification techniques-projection pursuit regression models (PPRs) and convolutional neural networks (CNNs)-provide state-of-the-art performance in predicting visual cortical neurons' responses to arbitr... 详细信息
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Performance of Rate ½ convolutional Encoder with Adaptive Feedback-Controlled on Hyperchaotic-Chaotic States
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Procedia Computer Science 2011年 6卷 130-135页
作者: Davoud Arasteh Department of Electronic Engineering Technology Southern University and A & M College Baton Rouge Louisiana USA
In this paper we have studied the performance of rate-1/2 convolutional encoders with adaptive states developed in chaotic and hyperchaotic regions. These states are generated by varying the control parameters in a fe... 详细信息
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Experimental study on repeater-free acoustic telemetry for downhole operations
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JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING 2021年 202卷 108551-108551页
作者: Pagtalunan, Jed Parmar, Kaushik Kim, Seonghwan Moon, Bryan Park, Simon S. Univ Calgary Schulich Sch Engn Dept Mech & Mfg Engn Calgary AB Canada MKS Investments Ltd 736-6 Ave SW Calgary AB Canada
Measurement while drilling (MWD) enables real-time measurement of downhole conditions for directional drilling, but most commercial MWD telemetry techniques suffer from limited transmission speeds. Acoustic telemetry ... 详细信息
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Complexity Analysis of Chaotically Encrypted Rate-1/n convolutional Encoders
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Procedia Computer Science 2013年 20卷 528-534页
作者: Davoud Arasteh Electrical Engineering Department Southern University and A & M College Baton Rouge Louisiana USA
In this paper we have studied the performance of chaotically encrypted rate-1/n convolutional encoders. The design goal is to achieve a crypto-coding system that possesses the error correction and encryption features.... 详细信息
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Serial concatenation of space-time and recursive convolutional codes
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ETRI JOURNAL 2003年 第2期25卷 144-147页
作者: Ko, YJ Kim, JI ETRI Basic Res Lab Taejon South Korea ETRI Mobile Telecommun Res Lab Taejon South Korea
We propose a new serial concatenation seheme for space-time and recursive convolutional codes, in which a space-time code is used as the outer code and a single recursive convolutional code as the inner code. We discu... 详细信息
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A QPSK/16-QAM OFDM-based 29.1Mbps LINC transmitter for Body Channel Communication
A QPSK/16-QAM OFDM-based 29.1Mbps LINC transmitter for Body ...
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IEEE Asian Conference on Solid-State Circuits (ASSCC)
作者: Ping-Yuan Tsai Shu-Yu Hsu Jen-Shin Chang Tsan-Wen Chen Chen-Yi Lee Department of Electronics Engineering and Institute of Electronics National Chiao-Tung University Hsinchu Taiwan
This paper proposed a high speed Body Channel Communication (BCC) transmitter under IF 20MHz, adopting the OFDM modulation and uneven multi-level LINC technique to reduce the power and complexity of the front-end circ... 详细信息
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ITERATIVE MULTIUSER DETECTION PERFORMANCE EVALUATION ON A SATELLITE MULTIBEAM COVERAGE
ITERATIVE MULTIUSER DETECTION PERFORMANCE EVALUATION ON A SA...
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European Signal Processing Conference
作者: J.P. Millerioux M.L. Boucheret C. Bazile A.Ducasse University of Pisa
This paper deals with the use of non-linear multiuser detection techniques to mitigate co-channel interference on the reverse link of multibeam satellite systems. The considered system is inspired by the DVB-RCS stand... 详细信息
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Decoding Real Numbered Block and convolutional Codes with Erasure and Impulsive Noise Channels
Decoding Real Numbered Block and Convolutional Codes with Er...
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European Signal Processing Conference
作者: S. Jafarzadeh M. Khatami F. Marvasti Department of Micro and Nanotechnology Technical University of Denmark Lyngby Denmark Sound Technology Inc Analogic Ultrasound Group USA
In this paper, a class of real numbered block and convolutional codes are encoded and decoded using various iterative methods to remove channel impulsive noise and erasures. In order to recover the received vector, tw... 详细信息
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