English
Related papers

Related papers: Indoor Localization with Robust Global Channel Cha…

200 papers

One of key technologies for future large-scale location-aware services in access is a scalable indoor localization technique. In this paper, we report preliminary results from our investigation on the use of deep neural networks (DNNs) for…

Networking and Internet Architecture · Computer Science 2018-06-26 Kyeong Soo Kim , Ruihao Wang , Zhenghang Zhong , Zikun Tan , Haowei Song , Jaehoon Cha , Sanghyuk Lee

Environment-aware communication and sensing is one of the promising paradigm shifts towards 6G, which fully leverages prior information of the local wireless environment to optimize network performance. One of the key enablers for…

Information Theory · Computer Science 2024-10-11 Di Wu , Zijian Wu , Yuelong Qiu , Shen Fu , Yong Zeng

With the advancement of Internet of Things (IoT) technologies, high-precision indoor positioning has become essential for Location-Based Services (LBS) in complex indoor environments. Fingerprint-based localization is popular, but…

Machine Learning · Computer Science 2025-05-06 Zhiyi Zhou , Hexin Peng , Hongyu Long

Accurate channel state information (CSI) acquisition for massive multiple-input multiple-output (MIMO) systems is essential for future mobile communication networks. Channel fingerprint (CF), also referred to as channel knowledge map, is a…

Networking and Internet Architecture · Computer Science 2026-01-12 Zhenzhou Jin , Li You , Xudong Li , Zhen Gao , Yuanwei Liu , Xiang-Gen Xia , Xiqi Gao

Passive indoor localization, integral to smart buildings, emergency response, and indoor navigation, has traditionally been limited by a focus on single-target localization and reliance on multi-packet CSI. We introduce a novel Multi-target…

Signal Processing · Electrical Eng. & Systems 2024-03-05 Zhiyuan He , Ke Deng , Jiangchao Gong , Yi Zhou , Desheng Wang

Different technologies have been proposed to provide indoor localisation: magnetic field, bluetooth , WiFi, etc. Among them, WiFi is the one with the highest availability and highest accuracy. This fact allows for an ubiquitous accurate…

Fingerprinting techniques, which are a common method for indoor localization, have been recently applied with success into outdoor settings. Particularly, the communication signals of Low Power Wide Area Networks (LPWAN) such as Sigfox,…

Signal Processing · Electrical Eng. & Systems 2020-11-10 Grigorios G. Anagnostopoulos , Alexandros Kalousis

In this work, we investigate user equipment (UE) positioning assisted by deep learning (DL) in 5G and beyond networks. As compared to state of the art positioning algorithms used in today's networks, radio signal fingerprinting and machine…

Networking and Internet Architecture · Computer Science 2020-01-07 M Majid Butt , Anil Rao , Daejung Yoon

Indoor location-based services rely on the availability of sufficiently accurate positioning in indoor spaces. A popular approach to positioning relies on so-called radio maps that contain pairs of a vector of Wi-Fi signal strength…

Databases · Computer Science 2023-03-01 Xiao Li , Huan Li , Harry Kai-Ho Chan , Hua Lu , Christian S. Jensen

While a vast number of location-based services appeared lately, indoor positioning solutions are developed to provide reliable position information in environments where traditionally used satellite-based positioning systems cannot provide…

Networking and Internet Architecture · Computer Science 2022-11-08 Peter Brida , Juraj Machaj , Jan Racko , Ondrej Krejcar

Induced magnetic field (IMF)-based localization offers a robust alternative to wave-based positioning technologies due to its resilience to non-line-of-sight conditions, environmental dynamics, and wireless interference. However, existing…

Signal Processing · Electrical Eng. & Systems 2026-02-03 Qiushi Guo , Matthias Tschoepe , Mengxi Liu , Sizhen Bian , Paul Lukowicz

Indoor localization is a supporting technology for a broadening range of pervasive wireless applications. One promis- ing approach is to locate users with radio frequency fingerprints. However, its wide adoption in real-world systems is…

Information Theory · Computer Science 2017-08-04 Xiao-Yang Liu , Shuchin Aeron , Vaneet Aggarwal , Xiaodong Wang , Min-You Wu

Wireless indoor localization has been a pivotal area of research over the last two decades, becoming a cornerstone for numerous sensing applications. However, conventional wireless localization methods rely on channel state information to…

Signal Processing · Electrical Eng. & Systems 2025-01-31 Xueqiang Han , Tianyue Zheng , Tony Xiao Han , Jun Luo

In this paper, we propose a learning-based low-overhead channel estimation method for coordinated beamforming in ultra-dense networks. We first show through simulation that the channel state information (CSI) of geographically separated…

Information Theory · Computer Science 2017-05-16 Sheng Chen , Zhiyuan Jiang , Jingchu Liu , Rath Vannithamby , Sheng Zhou , Zhisheng Niu , Ye Wu

One of the major issues in Wireless Body Area Sensor Networks (WBASNs) is efficient localization. There are various techniques for indoor and outdoor environments to locate a person. This study evaluating and compares performance of…

Networking and Internet Architecture · Computer Science 2012-07-09 Obaid ur Rehman , Nadeem Javaid , Ayesha Bibi , Zahoor Ali Khan

Localized channel modeling is crucial for offline performance optimization of 5G cellular networks, but the existing channel models are for general scenarios and do not capture local geographical structures. In this paper, we propose a…

Signal Processing · Electrical Eng. & Systems 2023-03-07 Shutao Zhang , Xinzhi Ning , Xi Zheng , Qingjiang Shi , Tsung-Hui Chang , Zhi-Quan Luo

We consider the problem of localization and distance estimation between a pair of wireless nodes in a multipath propagation environment, but not the usual way of processing a channel measurement between them. We propose a novel paradigm…

Signal Processing · Electrical Eng. & Systems 2022-06-08 Gregor Dumphart , Robin Kramer , Robert Heyn , Marc Kuhn , Armin Wittneben

The ability of robots to estimate their location is crucial for a wide variety of autonomous operations. In settings where GPS is unavailable, measurements of transmissions from fixed beacons provide an effective means of estimating a…

Robotics · Computer Science 2017-09-21 Charles Schaff , David Yunis , Ayan Chakrabarti , Matthew R. Walter

Extremely large-scale multiple-input multiple-output (XL-MIMO) is critical to future wireless networks. The substantial increase in the number of base station (BS) antennas introduces near-field propagation effects in the wireless channels,…

Information Theory · Computer Science 2024-12-31 Haohong Che , Li You , Jue Wang , Zhenzhou Jin , Chenjie Xie , Xiqi Gao

We examined UWB-based indoor location in conjunction with a fingerprint technique in this work. We built a connection between the measured and real distances for the UWB indoor positioning system. This connection is used to produce a…

Signal Processing · Electrical Eng. & Systems 2022-04-19 Chenyu Wang , Zihuai Lin
‹ Prev 1 8 9 10 Next ›