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We study a mobile wireless sensor network (MWSN) consisting of multiple mobile sensors or robots. Two key issues in MWSNs - energy consumption, which is dominated by sensor movement, and sensing coverage - have attracted plenty of…

Information Theory · Computer Science 2017-10-26 Jun Guo , Hamid Jafarkhani

In this paper, we consider a multihop wireless sensor network with multiple relay nodes for each hop where the amplify-and-forward scheme is employed. We present algorithmic strategies to jointly design linear receivers and the power…

Information Theory · Computer Science 2014-04-29 Tong Wang , Rodrigo C. de Lamare , Anke Schmeink

In this paper, we propose a distributed solution to design a multi-hop ad hoc network where mobile relay nodes strategically determine their wireless transmission ranges based on a deep reinforcement learning approach. We consider scenarios…

Networking and Internet Architecture · Computer Science 2018-11-27 Minhae Kwon , Juhyeon Lee , Hyunggon Park

In linear wireless networked control systems whose control is based on the system state's noisy and delayed observations, an accurate functional relationship is derived between the estimation error and the observations' freshness and…

Information Theory · Computer Science 2022-03-09 He Ma , Shidong Zhou

Wireless sensor networks hold a great potential in the deployment of several applications of a paramount importance in our daily life. Video sensors are able to improve a number of these applications where new approaches adapted to both…

Networking and Internet Architecture · Computer Science 2009-01-18 Moufida Maimour , Congduc Pham , Julien Amelot

Wireless devices need spectrum to communicate. With the increase in the number of devices competing for the same spectrum, it has become nearly impossible to support the throughput requirements of all the devices through current spectrum…

Networking and Internet Architecture · Computer Science 2021-11-23 Aniq Ur Rahman , Mustafa A. Kishk , Mohamed-Slim Alouini

Consider the problem of joint uplink scheduling and power allocation. Being inherent to almost any wireless system, this resource allocation problem has received extensive attention. Yet, most common techniques either adopt classical power…

Networking and Internet Architecture · Computer Science 2015-03-20 Erez Biton , Asaf Cohen , Guy Reina , Omer Gurewitz

We present a novel approach to maximizing the transmission rate in a MIMO relay system, where all nodes are equipped with multiple antennas and the relay is self-sustained by harvesting energy. We formulate an optimization problem and use…

Signal Processing · Electrical Eng. & Systems 2018-11-30 Rafia Malik , Mai Vu

Wireless sensor network (WSN) consists of a group of dedicated sensors nodes which are distributed over a certain area for observing and recording the physical conditions (like temperature, sound, pressure) of the environment and organizing…

Networking and Internet Architecture · Computer Science 2020-05-15 Rajat Pushkarna

Recently, utilizing renewable energy for wireless system has attracted extensive attention. However, due to the instable energy supply and the limited battery capacity, renewable energy cannot guarantee to provide the perpetual operation…

Networking and Internet Architecture · Computer Science 2016-11-17 Weiqiang Xu , Yushu Zhang , Qingjiang Shi , Xiaodong Wang

We consider the problem of cross-layer resource allocation in time-varying cellular wireless networks, and incorporate information theoretic secrecy as a Quality of Service constraint. Specifically, each node in the network injects two…

Information Theory · Computer Science 2015-03-17 C. Emre Koksal , Ozgur Ercetin , Yunus Sarikaya

In this research work, we advise gateway based energy-efficient routing protocol (M-GEAR) for Wireless Sensor Networks (WSNs). We divide the sensor nodes into four logical regions on the basis of their location in the sensing field. We…

Networking and Internet Architecture · Computer Science 2016-11-15 Q. Nadeem , M. B. Rasheed , N. Javaid , Z. A. Khan , Y. Maqsood , A. Din

Efficient energy management is essential in Wireless Sensor Networks (WSNs) to extend network lifetime and ensure reliable data transmission. This paper presents a novel method using reinforcement learning-based cluster-head selection and a…

Networking and Internet Architecture · Computer Science 2025-08-21 Parham Soltani , Mehrshad Eskandarpour , Amir Ahmadizad , Hossein Soleimani

In relay-enabled cellular networks, the intertwined nature of network agents calls for complex schemes to allocate wireless resources. Resources need to be distributed among mobile users while considering how relay resources are allocated,…

Networking and Internet Architecture · Computer Science 2024-02-06 Edgar Arribas , Vicent Cholvi , Vincenzo Mancuso

The reliance on wireless network architectures for applications demanding high reliability and fault tolerance is growing. These architectures heavily depend on wireless channels, making them susceptible to impairments and blockages.…

Signal Processing · Electrical Eng. & Systems 2024-05-15 Kevin Weinberger , Aydin Sezgin

In this paper we consider the problem of monitoring detecting separation of agents from a base station in robotic and sensor networks. Such separation can be caused by mobility and/or failure of the agents. While separation/cut detection…

Robotics · Computer Science 2011-02-17 Chenda Liao , Harshavardhan Chenji , Prabir Barooah , Radu Stoleru , Tamás Kalmár-Nagy

Rate splitting (RS) and wireless edge caching are essential means for meeting the quality of service requirements of future wireless networks. In this work, we focus on the cross-layer co-design of wireless edge caching schemes with…

Signal Processing · Electrical Eng. & Systems 2021-10-27 Eleni Demarchou , Constantinos Psomas , Ioannis Krikidis

Trajectory replanning is a critical problem for multi-robot teams navigating dynamic environments. We present RLSS (Replanning using Linear Spatial Separations): a real-time trajectory replanning algorithm for cooperative multi-robot teams…

Robotics · Computer Science 2022-01-06 Baskın Şenbaşlar , Wolfgang Hönig , Nora Ayanian

The emerging technology of wireless sensor network (WSN) is expected to provide a broad range of applications, such as battlefield surveillance, environmental monitoring, smart spaces and so on. The coverage problem is a fundamental issue…

Networking and Internet Architecture · Computer Science 2012-03-19 Shahram Babaie , Seyed Sajad Pirahesh

We develop distributed algorithms to allocate resources in multi-hop wireless networks with the aim of minimizing total cost. In order to observe the fundamental duplexing constraint that co-located transmitters and receivers cannot operate…

Networking and Internet Architecture · Computer Science 2016-11-15 Yufang Xi , Edmund M. Yeh
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