ENGINEERING RESEARCH PAPERS

WLAN-Wireless local area network IEEE PAPER 2017




Physical Layer Challenges and Solutions in Seamless Positioning via GNSS, Cellular and WLAN Systems
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ABSTRACT As different positioning applications have started to be a common part of our lives, positioning methods have to cope with increasing demands. Global Navigation Satellite System (GNSS) can offer accurate location estimate outdoors, but achieving

Optimization of the Layout of WLAN Access Point Based on Location Reliability
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Abstract In the WLAN indoor location system, the layout of access point (Access Point, referred as AP) is one of key issues to improve location accuracy, present research focuses on the network coverage rate and location accuracy, without considering the effect of APs

A Fully Integrated Dual-Band WLP CMOS Power Amplifier for 802.11 n WLAN Applications
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Abstract A fully integrated dual-band CMOS power amplifier (PA) is developed for 802.11 n WLAN applications using wafer-level package (WLP) technology. This paper presents a detailed design for the optimal impedance of dual-band PA (2 GHz/5 GHz PA) output

Slotted and Miniaturized Patch Antenna for WLAN and WiMAX Applications
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Abstract The properties of Microstrip patch antennas such as low profile, easy fabrication, less cost and conformability well suited and popularly used in wireless devices. A small slotted dual band microstrip patch antenna for wireless applications is presented in this

Design And Analysis of Active Integrated Antenna (AIA) for WLAN Applications
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Abstract-A new design of patch-slot-like microstrip active integrated antenna (AIA) is presented and discussed in this paper. The primary designed passive antenna is capable of supporting for WLAN bands at 2.45 GHz. The antenna with harmonic suppression capability

Rectangular Microstrip Patch Antenna For WLAN Application
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Abstract The aim of this paper is to design a rectangular microstrip patch antennas suitable for WLAN application centered at 5.2 GHz. There are various standards for simultaneous running of different applications. WLAN (Wireless Local Area Network) is a common wireless

Simulation Research on Ran-Assisted WLAN Offloading Scheme
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Abstract Wireless Local Area Network ( WLAN ) offloading is an important approach to address the data traffic challenge faced by Long Term Evolution (LTE) network. Legacy offloading solutions based on the core network suffer from the limitations of load unbalance

A Compact and Stable Frequency Selective Surface for WLAN Applications
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ABSTRACT In this paper, a single-layer bandstop Frequency Selective Surface (FSS) is proposed for Wireless Local Area Networks ( WLAN ) Applications. The unit cell of the proposed FSS consists of a modification in a square patch element by the insertion of

Compact Mobile Quad-Band Slot Antenna Design for GPS L1, WiMAX, and WLAN Applications
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Abstract In this paper, an asymmetric compact multiband slot antenna is proposed for global positioning system (GPS), worldwide interoperability for microwave access (WiMAX), and wireless area network ( WLAN ) applications. The top plane, a ground is composed of a

Resolving Bufferbloat in TCP Communication over IEEE 802.11 n WLAN by Reducing MAC Retransmission Limit at Low Data Rate
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(LANs) provide the data transmission rate of hundreds of Mbps. At the same time, they support multiple data rates and the dynamic rate switching functionality in order to cope with various radio conditions. However, a low data rate may cause a long delay in transmission

High Performance DGS Integrated Compact Antenna for 2.4/5.2/5.8 GHz WLAN Band
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Abstract. An application specific tri-band hexagonal microstrip antenna with saw tooth shaped defected ground structure (DGS) is proposed. In this paper, a hexagonal microstrip antenna is designed for 5.2 GHz which is basically WLAN band (5.15 5.35 GHz). Now in

On Human Mobility Predictability Via WLAN Logs
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Abstract In this research, we conduct a comprehensive measurement study on the predictability of human mobility with respect to demographic differences. We leverage an extensive WLAN dataset collected on a large university campus. Specifically, our dataset

In-Lab Replay Testing under Real Traffic with a Case Study on WLAN Routers
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Abstract Replaying artificial or real-world traffic is a method used to test networking devices. Using real-world traffic is desirable as it uncovers more realistic properties such as traffic diversity and complicated user behaviors. In this paper, we propose an in-lab replay testing

A Comparison between WLAN (IEEE 802.11 a, b, g, n and ac) Standards
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Recent advances in the internet and connectivity have confident the society and definition of at variance IEEE 802.11 chain of standards, one as IEEE802. 11a, b, g, n, and ac. Each of the standards is equipped by all of capabilities and features that suit the type of applications

RFlow+: An SDN-based WLAN Monitoring and Management Framework
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Abstract In this work, we propose an SDN-based WLAN monitoring and management framework called RFlow+ to address WiFi service dissatisfaction caused by the limited view (lack of scalability) of network traffic monitoring and absence of intelligent and timely network

Miniaturization of a CPW-fed Dual-Band Antenna for GSM 1800/1900 and WLAN 5 GHz Applications
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This paper presents a unique and miniaturized dual-band coplanar waveguide (CPW-fed) antenna for modern wireless communication. A new technique of using a modified ground structure (MGS) and frequency shifting strips (FSS) has been employed in the design to

Analytic comparison of using FFT and wavelet in IEEE 802.11. a WLAN based OFDM
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Abstract Modulation techniques play a significant role in minimizing the effect of noise produced by noisy channels, especially thermal noise produced due the heat effect in electronic communication systems. The effect of noise has a significant value in wireless

Resource Allocation Scheme for Spectral Efficiency Enhancement of OFDMA WLAN System
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Abstract One of the key challenges in orthogonal frequency division multiple access (OFDMA) wireless local area network ( WLAN ) systems is an efficient radio resource management which can exploit the channel bandwidth to the maximum extent. The existing

PERFORMANCE ANALYSIS OF RECTANGULAR MPA USING DIFFERENT SUBSTRATE MATERIALS FOR WLAN APPLICATION.
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Abstract In this paper, a rectangular microstrip patch antenna (MPA) is designed using different substrate materials for analyzing the performance of the MPA. Alumina (Al2O3), Bakelite, Beryllium oxide (BeO), Gallium Arsenide (GaAs), RT-Duroid and Flame Retardant

Review on Compact Slot Antenna for Dual-band WLAN Applications
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Abstract The design of a simple two patches slotted antenna with microstrip feed line is present. In that use in 2.4/5.2 GHz wireless local area network, WLAN applications. The first piece designed as a rectangular shape, and the other intended as an inverted L shape with

Controlling Middleware for Reducing the TCP ACK Packet Backlog at the WLAN Access Point
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Although modern loss-based Transmission Control Protocols take aggressive congestion window (CWND) control strategies in order to gain better throughput, such strategies may cause a large number of packets to be backlogged and eventually dropped at the entry point

Performance Improvement of Multi-User Multiple-Input Multiple-Output Protocol for WLAN
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Abstract The increase in the number of devices with a massive revolution in mobile technology leads to increase the capacity of the wireless communications networks. Multi user Multiple-Input Multiple-Output is an advanced procedure of Multiple-Input Multiple-

Complementary Split Ring Resonator Based Triple Band Microstrip Antenna for WLAN /WiMAX Applications
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Abstract. A new simple design of a triple-band microstrip antenna using metamaterial concept is presented in this paper. Multi-unit cell was the key of the multi resonance response that was obtained by etching two circular and one rectangular split ring resonator

A Review Article of Multi-Band, Multi-Mode Microstrip Filters for RF, WLAN , WiMAX, and Wireless Communication by Using Stepped Impedance Resonator (SIR
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ABSTRACT Filters are the basic part in wired, and wireless telecommunications and radar system circuits and they play an important role in determining the cost and performance of a system. The increasing demand for high performance in the fields of RF, WLAN , WiMAX and

Design and Implementation of an Android System for Indoor Positioning Using WLAN Finger Print Scheme
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Abstract: A great development has been appeared in wireless technologies and location based servicesand especially with appearance of open android operating system. In outdoor environments, Global Positioning System (GPS) can be used to get the position of

RTS/CTS Framework Paradigm and WLAN Qos Provisioning Methods
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Abstract Wireless local area network ( WLAN ) communications performance design and management have evolved a lot to be where they are today. They went through some technologys amendments and innovations. But, some performance tools remained almost

High Directivity Hexagonal Slot Antenna for WLAN Applications
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ABSTRACT This paper consists of the microstrip patch antenna with hexagonal slot feeded by the SMA feed system. It supports the IEEE 802.11 a that can supports the frequency range of 5.15 GHz to 5.35 GHz. This antenna uses non overlapping channels for wireless

Centralized Contention based MAC for OFDMA WLAN
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SUMMARY The IEEE 802.11 wireless local area network ( WLAN ) is the most widely deployed communication standard in the world. Currently, the IEEE 802.11 ax draft standard is one of the most advanced and promising among future wireless network standards.

IMPLEMENTATION OF MEDIA INTERACTIVE LEARNING BASED WLAN TECHNOLOGY (STUDY AT SMK KAMPAR)
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ABSTRACT: Information and communication technology in education is growing rapidly. Computer network technology, the Internet and multimedia strongly supports the development of education in distributing information quickly. However, some vocational

Modeling and Analysis of MPTCP Proxy-based LTE- WLAN Path Aggregation
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Abstract Long Term Evolution (LTE)-Wireless Local Area Network ( WLAN ) Path Aggregation (LWPA) based on Multipath Transmission Control Protocol (MPTCP) has been under standardization procedure as a promising and cost-efficient solution to boost

FSM BASED INFERENCE OF MISSING PACKET IN WLAN
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Abstract Wireless network becoming a crucial part of ICT based organization. The network communication traces are useful in user behavior analysis, security, resource utilization, network management. These traces are basis for the decision making systems, big data

An Extensive Proposal for Vertical Handoff Technique in WLAN
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Abstract Vertical handoff is the one of the most powerful hidden weapon of the wireless network scenario. As the whole world of digital electronics is moving towards internet of things as result of this vertical handoff becomes a much needed seamless connectivity tool

A Compact Dual-Band Microstrip Monopole Antenna for WiMAX and WLAN Applications
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Abstract This article presents the results of a novel compact rectangular microstrip monopole antenna for reconfigurable WLAN /WiMAX applications. The resonant modes for 3.5 GHz and 5.2 GHz bands are achieved by employing inverted L-Shape slits in radiating

Signaling to Establish the Connection between Diverse Devices in WLAN
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ABSTRACT As the IMS provides session establishment, QoS parameter negotiation, authentication and accounting it is an overlay architecture well qualified for session signaling concerning video in everywhere scenarios. The management of the signaling can

The Proximity Communication Frameworks for Target Recognition before Participating in a WLAN
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Abstract-Current Wi-Fi technologies can only obtain simple information such as the SSID and MAC address of an AP. Therefore, regardless of whether there are terminals around the users, current technologies cannot connect to a target terminal if the connection information

WLAN Dense Scenarios: a CSMA/CA Enhancement to Improve MAC Layer Efficiency
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The IEEE 802.11 wireless LAN standard, and its amendments, constitute the basis for essentially all the local wireless Internet connectivity throughout the world. The other important form of wireless connectivity is the use of cellular mobile networks. The current

Performance Analysis of a Reconfigurable Antenna Array in WLAN Channel Models
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Abstract This paper presents a performance evaluation of a pattern reconfigurable antenna array in a clustered MIMO channel model. Using the IEEE 802.11 TGn and TGac standard channel models, the effect of pattern diversity is investigated in both single-user and multi-

Design and analysis of single band monopole antenna for WLAN applications
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Abstract This paper presents the performance and comparison of single band patch antenna operating at 5.488 GHz ( WLAN ) under flat and bend condition of different radius of 40mm, 50mm and 60mm. A 1.5 mm Rogers RT5880 is used as a substrate and copper is

Design and Fabrication of a Compact G-shaped Dual Band Antenna for WLAN /Wi-MAX and RFID Applications
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Abstract In this paper, a G-shaped dual-band monopole antenna with a shorted strip fed by a coupling microstrip line for wireless communication in the wireless local-area network ( WLAN ) band has been designed and fabricated. The proposed antenna can provide two

Design of Dual Band H I Slot Microstrip Antenna for WIMAX and WLAN Applications
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Abstract: In this paper, a microstrip antenna is designed and the simulation results are presented. The proposed antenna has simple structure with H and I slots operating for the applications of WIMAX and WLAN . The overall dimension of the antenna comes around

WLAN 802.11 e evaluation performance using OPNET
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ABSTRACT The low cost and easy deployment of Wireless LAN 802.11 standard means it becomes more and more popular, but it has a vital drawback with regard to Quality of Service (QoS). QoS defines the ability of network to introduce consistent services for data

Microstrip Antenna Design On Wlan and Dbs Applications
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Abstract Low profile, light weight, easily mounted and broad bandwidth are the key characteristics for antenna designed for wireless applications. The bandwidth of the microstrip antenna usually ranges for several percent. This paper define the 25% of

Irisbased Authentication Scheme in WLAN Using Logistic Map with MAC
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Abstract Shift from a wired network to a wireless network is rampant day by day due to the rapid development in information and wireless communications technology. But the wireless networks are insecure and more vulnerable to security threats and attacks. Biometric can

A Polarization Dependent Electromagnetic Band Gap based Circularly Polarized Low Profile Dipole Antenna for WLAN Application
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Abstract: This paper presents circularly polarized dipole antenna operating at 5.8 GHz for WLAN applications. Normally dipole antenna radiates linearly polarized waves. Radiation of circularly polarized (CP) wave has been achieved through integration of a novel PDEBG

A Novel UWB Antenna with Multiple Notched Bands for WiMAX and WLAN Applications
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Abstract A novel planar ultrawideband (UWB) antenna with dual notched bands is proposed and investigated. The antenna consists of a square patch and a modified grounded plane. To realize dual notched bands characteristics, a T-shaped stub embedded

Methods of determining the location of the radio sources in sensor networks based on WLAN
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Abstract: Problems of definition of location of a radio sources in sensors networks on the basis of WLAN are considered. Using the mathematical apparatus of the extended Kalman filter is developed recursive algorithms for determining the location of the RE using the

Design of Multiband Antenna of F Shaped, L Shaped and T Shaped Strip for WLAN /Bluetooth/WiMAX/HyperLAN Applications.
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Abstract: A novel planar monopole antenna for multiband operation is presented. The proposed antenna consists of front to front F shaped, T shaped and L shaped patch with microstrip line with probe feeding technique. A novel multiband antenna with front to front F

QoS Comparison of Proactive Prevent Scanning Handover Schemes in WLAN
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Abstract This paper, critically, compares the Quality of Service (QoS) of two handover schemes namely proactive scanning handover scheme (PAHS) and prevent scanning handover scheme (PRHS) in wireless local area networks ( WLAN ). These schemes are

A Wide Multiband T-Slotted, Semicircular Microstrip Patch Antenna for WLAN /WiMAX Applications
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Abstract A multifrequency semicircularmicrostrip antenna is designed and simulated in this paper using HFSS simulation software. The proposed antenna consists of two quarter rings in different radius with one as perfect ground and other as defect ground structure, with an

DESIGN OF SLOTTED H-SHAPED PATCH ANTENNA FOR 5.2 GHz WLAN APPLICATIONS
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In this paper, an H-shaped microstrip patch antenna (MPA) with slots and Defected Ground Structure (DGS) is designed. The proposed antenna consists of a slotted H-shaped patch on the Flame Retardant 4 (FR4) substrate with dielectric constant of 4.4 and the ground plane

IMPROVE PERFORMANCE OF SATURATED WLAN DURING REMOTE PATIENT MONITORING
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Abstract WLAN plays important role in remote patient monitoring, it represents the intermediate component between the WPAN and the backbone of WSN, In this paper we introduced a proposed switch-case algorithm to improve the performance of the WLAN by

Integrated antenna bandpass filters for 5 GHz WLAN (IEEE 802.11 a)
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Wireless communication keeps moving and changing its direction. Wireless technology came to existence in 1901, when Guglielmo Marconi successfully transmitted radio signals across the Atlantic Ocean. The idea of replacing wired telephone communications with

Distributed Detection Of Clone Attack In Network Traffic By Using WLAN
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ABSTRACT: Nodes in Mobile Ad Hoc Networks (MANETs) are limited battery powered. Thats why energy efficient routing has become an important optimization criterion in MANETs. The conventional routing protocols do not consider energy of the nodes while

A Wide band Miniaturized Square Patch Antenna with Kite-shape fractals for WLAN /Wi-Fi Applications
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Abstract This paper presents line fed miniaturized square fractal antenna containing small Kite-shape fractals. The proposed patch antenna is designed with a resonating frequency of 2.4 GHz and FR4 dielectric substrate and the fractals are introduced step by step. The

Analyzing Vulnerabilities on WLAN Security Protocols and Enhance its Security by using Pseudo Random MAC Address
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Abstract Now a days Wireless local area network ( WLAN ) is more popular due to Its various advantages such as high data rate, flexible, low cost, effectiveness, mobility and easy to access by any one. Even though it is popular, there are more vulnerabilities exist. Because it

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