IJSRST184116 | Received: 01 June 2015 | Accepted : 25 June 2015 | May-June-2015 [(1)2: 125-128] © 2015 IJSRST | Volume 1 | Issue 2 | Print ISSN: 2395-6011 | Online ISSN: 2395-602X Themed Section: Science and Technology 962 Improving the Quality of Service with Using Innovative and Secured Techniques in WSN 1 Badde. Hari Babu, 2 B.Srinivasa Rao, 3 Dr. S. Bhuvaneswari 1 Associate Professor, Department of CSE, Nova College of Engineering and Technology, Jafferguda, Hyderabad, Telangana, India 2 Assistant Professor, Department of CSE, Sri Rama Institute of Technology and Science, Kuppenakuntla, Khammam, Telangana, India 3 Professor, Department of CSE, Pondicherry University, Pondicherry, Telangana, India ABSTRACT The growing interest of use of wireless sensors applications in various aspects makes the quality-of-service (QoS) to be one of vital issues in wireless sensors applications. Quality of services ensure in wireless sensor networks(WSNs) is troublesome and all the more difficult because of the way that the assets accessible of sensors and the different applications running over these systems have distinctive limitations in their temperament and requirements. Quality of Service (QoS) in WSN discusses some techniques and requirements to provide such reliable and trusted service. In this survey we will trace the efforts to develop QoS-enabled models on WSN networks. First, an introduction to QoS in traditional networks stating its parameters and techniques is presented followed by introductory review of WSN and its unique characteristics such as severe resource constrains ending by a review of QoS implementations in protocol layer stack of WSN. Keywords : Quality-of-Service, Wireless Sensor Networks, RSVP, PHB, ToS, MANET, WLAN, SRM, RMTP, PGM I. INTRODUCTION Industrial applications such as factory automation, process control, quality control or intelligent energy can reap great benefits or even impose the use of wireless / mobile communication capabilities. Due to the growing tendency to monitor / control everything, systems everywhere tend to be ubiquitous, widely distributed and strongly integrated into their physical environments [1]. To be profitable, these systems must consist of wireless sensor / actuator networks, generally called wireless sensor networks (WSNs). WSN applications can be of different types and may have different quality of service (QoS) requirements [2], p. An air quality monitoring application that collects measurement of air parameters has less stringent time requirements than a navigation application of a mobile robot. However, all WSN applications benefit from higher network performance, lower message delay and longer system life. The provision of QoS in the WSN is very demanding, but it is: (1) the strict limits of the WSN nodes, as well as those related to their energy, computational and communication capabilities, in addition to the large scale nature of the WSN; (2) most of the properties of QoS are interdependent, so that the improvement of one of them can degrade the others, p. increase the performance (increase the working cycle of the WSN nodes or increase the bit rate) will reduce the useful life of the system or real-time communications (in real time) could result in the reservation of resources in the worst case, which reduces the performance and the useful life of the network. These negative effects force system designers to try to get the best compromise between QoS metrics. In this paper, a mechanism is proposed that allows the improvement of the QoS properties of a WSN system at the same time, as will be presented later. With advance of electronic science and expanding advancement of innovation, a few pieces have developed in industry which ready to gather their encompassing data