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physical layer

Physical Layer Management

Physical Layer Management

... A key feature of the panel is the unique upgrade path to Physical Layer Management (PLM) providing complete end-to-end, real time control and remote management of the Enterprise network. This industry first ...

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Analysis of WiMAX Physical Layer using Spatial Diversity

Analysis of WiMAX Physical Layer using Spatial Diversity

... The physical layer of WiMAX is quite flexible; hence the data rate performance varies based on the operating ...the physical- layer data rate are channel bandwidth and the modulation and ...

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A Case for Cross Layer Design: The Impact of Physical Layer Properties on Routing Protocol Performance in MANETs

A Case for Cross Layer Design: The Impact of Physical Layer Properties on Routing Protocol Performance in MANETs

... cross layer design routing protocols ...of physical layer (for path loss and shadowing properties) is drastically different as compared to the ideal scenario using cross layer ...cross ...

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Effect of Physical Layer Limitations on the MAC Layer Capacity of Mobile WiMAX System, Analysis and Simulation

Effect of Physical Layer Limitations on the MAC Layer Capacity of Mobile WiMAX System, Analysis and Simulation

... of physical layer limitations on the MAC layer capacity of mobile WiMAX system is analyzed ...downlink physical layer simulation results show the best burst profiles for a mobile WiMAX ...

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Deterministic Models of the Physical Layer through Signal Simulation

Deterministic Models of the Physical Layer through Signal Simulation

... upper layer protocol variations, it prevents an easy alteration of the physical layer because a stochastic abstraction of the physical layer must be pro- vided in ...with ...

8

A Novel approach for Optimizing Cross Layer among Physical Layer and MAC Layer of Infrastructure Based Wireless Network using Genetic Algorithm

A Novel approach for Optimizing Cross Layer among Physical Layer and MAC Layer of Infrastructure Based Wireless Network using Genetic Algorithm

... OSI Layer communications model having very rigorous boundaries among ...the layer boundaries. Due to input from one layer to another layer it affects the later layer with its ...at ...

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Assorted Facets of Physical Layer in Cognitive Radio: A Review

Assorted Facets of Physical Layer in Cognitive Radio: A Review

... The intensification in the number of mobile subscribers over the preceding years leads to a situation of the Voice-oriented, data-oriented wireless telephony. It is now point in time to explore new demands and to find ...

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Physical-Layer Security Enhancement  in Wireless Communication Systems

Physical-Layer Security Enhancement in Wireless Communication Systems

... lower layer, wireless security challenges come with the rapid evolution of sophisticated decipher ...tive, physical-layer(PHY) security, utilizing unique features from lower layer, becomes a ...

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Wireless Physical Layer Security.

Wireless Physical Layer Security.

... the physical layer of wireless communication is crucial for applications where reliable information exchange is ...wireless physical layer create new opportunities for us to come up with novel ...

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Applying Physical Layer Network Coding in Wireless Networks

Applying Physical Layer Network Coding in Wireless Networks

... called Physical- layer Network Coding (PNC) that significantly enhances the throughput performance of multihop wireless ...from physical-layer signal modulation and demod- ...MAC layer ...

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Pre coded LDPC coding for physical layer security

Pre coded LDPC coding for physical layer security

... A security system based on the physical layer was intro- duced by Wyner in 1975 [2] and information-theoretically secure communication was studied in [3, 4]. According to the wiretap channel model defined ...

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Wireless Physical Layer Security: Towards Practical Assumptions and Requirements

Wireless Physical Layer Security: Towards Practical Assumptions and Requirements

... widely-studied physical-layer techniques to improve the secrecy performance of multi-antenna ...wireless physical layer se- curity with spatial constraints at the receiver ...

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Mathematical Model and Framework of Physical Layer Encryption for Wireless Communications

Mathematical Model and Framework of Physical Layer Encryption for Wireless Communications

... communications, physical layer encryption (PLE) provides an effective security measure which is very different from upper layer cryptography ...

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LTE Physical Layer Analysis with Conventional and RCIC Turbo Codes

LTE Physical Layer Analysis with Conventional and RCIC Turbo Codes

... downlink physical layer with both turbo coding and RCIC turbo coding are ...downlink physical layer with RCIC turbo coding, the difference comes in the channel coding ...

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Master Synchronization in Physical Layer Communications of Wireless Sensor Networks

Master Synchronization in Physical Layer Communications of Wireless Sensor Networks

... In this section, the feasibility of the proposed master synchronization and the correctness of the analysis are demonstrated by simulations. We implement point-to-point simulations because the master synchronization is a ...

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System design of the physical layer for Loon’s high altitude platform

System design of the physical layer for Loon’s high altitude platform

... This paper describes several aspects of the physical layer and over the air interface of Loon. Loon utilizes stratospheric balloon-based high-altitude platforms (HAPs) that use Long-Term Evolution (LTE) to ...

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Novel Physical Layer Authentication Techniques for Secure Wireless Communications

Novel Physical Layer Authentication Techniques for Secure Wireless Communications

... of physical connections between a transmitter-receiver pair ...of physical layer protection. Due to these shortcomings, physical layer authentication has attracted signif- icant ...

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A Noval Approach For Optimization OF PHYSICAL LAYER FOR WIRELESS AND MOBILE COMMUNICATION

A Noval Approach For Optimization OF PHYSICAL LAYER FOR WIRELESS AND MOBILE COMMUNICATION

... very important. This communication can be divided in two parts (1) Voice and (2) Data. .In voice communication real time data transmission is necessary while data can wait for while. But major area of concern is cost and ...

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Physical Layer Reliability Enhancement based on Deterministic Multicast Algorithm

Physical Layer Reliability Enhancement based on Deterministic Multicast Algorithm

... Abstract: Wireless transmission has a major loophole of security. Wireless transmission can be readily overheard by unauthorized users for interception purposes and is thus highly vulnerable to eavesdropping attacks. ...

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A Link Level Simulator of the cdma2000 Reverse Link Physical Layer

A Link Level Simulator of the cdma2000 Reverse Link Physical Layer

... Our main objective in this section is to evaluate the effect of the receiver design and diversity on the performance of cdma2000 reverse-link physical layer. A detailed description of the rake receiver ...

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