Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 366 for “"Data transmission"”.
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Ultrasonic Data Transmission and Steganography
… the feasibility of using ultrasound to transmit data between computer systems, particularly computer systems that have been intentionally cut off from traditional networks for increased security. The goal of this project is to provide a synthesis of the current research that has been done into …
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Data transmission by pulse compression
… of the class of LFM signals for digital data transmission and the LFM spectrum. Work related to the utilization of LFM signals for digital data transmission has been mostly experimental and mainly concerned with employing two rectangular LFM pulses (or chirps) with reversed slopes to …
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Nonlinearly regenerated long haul data transmission
… use of different techniques for optical fibre transmission over ultra long haul distances. Its format firstly examines the use of dispersion management as a means of achieving long haul communications. Secondly, examining the use concatenated NOLMs for DM autosoliton ultra long haul …
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Improved error control techniques for data transmission
… minimise the errors which occur naturally in the transmission and storage of digital data. Many methods for decoding such codes already exist. The choice falls mainly into two areas: hard-decision algebraic decoding, a computationally-efficient method, and soft-decision combinatorial decoding, …
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Difficulties with NTSC compatible quadrature digital data transmission
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1989.
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Capacity-approaching data transmission in MIMO broadcast channels
… dissertation focuses on downlink multi-antenna transmission with packet scheduling in a wireless packet data network. The topic is viewed as a critical system design problem for future high-speed packet networks requiring extremely high spectral efficiency. Our aim is to illustrate the …
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Optimizing Real-Time ECG Data Transmission in Constrained Environments
… operational hours are extended by reducing the data size of captured ECG signals to minimize the Bluetooth Low Energy communication airtime and the overall transmission power. Huffman, delta, and base-delta lossless compression techniques are implemented on a Texas Instruments CC2650 …
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Data Transmission Scheduling For Distributed Simulation Using Packet A
… environment is developed to analyze the Protocol Data Unit (PDU) traffic over a wireless flying Local Area Network (LAN). Alternative PDU bundling and compression techniques are studied under various metrics including slack time, travel time, queue length, and collision rate. Based on these …
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Data transmission by frequency-hopped multilevel frequency shift keying
… of the message information under difficult transmission conditions. Frequency-hopped multilevel frequency shift keying (FH-MFSK) is one of the many techniques used in spread spectrum systems. It is a combination of frequency hopping and time hopping. In this system many users share a common …
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An investigation of weaknesses in selsyn data transmission systems
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering, 1941.
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Optimizing the data transmission protocols for remote interactive microscopy
Thesis (S.B. and M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1998.
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An Integrated voice-data transmission system for private mobile radio
… facility by developing an integrated voice and data transmission system. The multiplexed system developed and investigated is based on angle modulation and 12.5 kHz channeling as proposed for Band III mobile systems.<br/><br/>The thesis initially introduces and analyses a number of modulation …
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Concealed data transmission through the use of spread-spectrum modulation
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1988.
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Market analysis for optoelectronic transceiver in short range data transmission
With the increasing demanding of bandwidth in information technology, electronic connections meet the limitation in high speed processing in shorter and shorter reach. In the work, three markets for optical connection with different reach, which range from 10km down to 1 meter, have been discussed. …
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Reliable Data Transmission in Challenging Vehicular Network using Delay Tolerant Network
In the 21st century, there has been an increasing tendency toward the wide adoption of wireless networks and technologies due to their significant advantages such as flexibility, mobility, accessibility, and low cost. Wireless technologies have therefore become essential factors in the improvement …
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Techniques to Improve the Efficiency of Data Transmission in Cable Networks
… this thesis is a novel scheme that allows OFDM transmission without the use of a cyclic prefix (CP). The structure of OFDM in the current DOCSIS 3.1 does not achieve the maximum throughput if the channel has multipath components. The multipath channel causes inter-symbol-interference (ISI), …
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Study of Techniques For Reliable Data Transmission In Wireless Sensor Networks
… the foremost challenge in the design of data communication techniques is that the sensor's transceiver circuitry consumes the major portion of the available power. Thus, due to stringent limitations on the nodes' hardware and power resources in WSN, data transmission must be …
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Parallel data transmission in the dispersive channel / by Dean J. Patterson
1 v. (various paging) : ill. ; 26 cm.
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