Sciweavers

MOBICOM
2015
ACM
7 years 11 months ago
FlexiWeb: Network-Aware Compaction for Accelerating Mobile Web Transfers
—To reduce page load times and bandwidth usage for mobile web browsing, middleboxes that compress page content are commonly used today. Unfortunately, this can hurt performance i...
Shailendra Singh, Harsha V. Madhyastha, Srikanth V...
MOBICOM
2015
ACM
7 years 11 months ago
Poster: Visible Light Communication in the Dark
We present a new visible light communication (VLC) primitive: VLC in the dark, where the communication sustains even when the LED light appears dark. We achieve the goal by reduci...
Zhao Tian, Andrew T. Campbell, Xia Zhou
MOBICOM
2015
ACM
7 years 11 months ago
Understanding and Modeling of WiFi Signal Based Human Activity Recognition
Some pioneer WiFi signal based human activity recognition systems have been proposed. Their key limitation lies in the lack of a model that can quantitatively correlate CSI dynami...
Wei Wang, Alex X. Liu, Muhammad Shahzad, Kang Ling...
MOBICOM
2015
ACM
7 years 11 months ago
MoLe: Motion Leaks through Smartwatch Sensors
Imagine a user typing on a laptop keyboard while wearing a smart watch. This paper asks whether motion sensors from the watch can leak information about what the user is typing. W...
He Wang, Ted Tsung-Te Lai, Romit Roy Choudhury
MOBICOM
2015
ACM
7 years 11 months ago
Recitation: Rehearsing Wireless Packet Reception in Software
This paper presents Recitation, the first software system that uses lightweight channel state information (CSI) to accurately predict error-prone bit positions in a packet so tha...
Zhenjiang Li, Yaxiong Xie, Mo Li, Kyle Jamieson
MOBICOM
2015
ACM
7 years 11 months ago
Snooping Keystrokes with mm-level Audio Ranging on a Single Phone
This paper explores the limits of audio ranging on mobile devices in the context of a keystroke snooping scenario. Acoustic keystroke snooping is challenging because it requires d...
Jian Liu, Yan Wang, Gorkem Kar, Yingying Chen, Jie...
MOBICOM
2015
ACM
7 years 11 months ago
Kaleido: You Can Watch It But Cannot Record It
Recently a number of systems have been developed to implement and improve the visual communication over screen-camera links. In this paper we study an opposite problem: how to pre...
Lan Zhang, Cheng Bo, Jiahui Hou, Xiang-Yang Li, Yu...
MOBICOM
2015
ACM
7 years 11 months ago
PolyPoint: Guiding Indoor Quadrotors with Ultra-Wideband Localization
We introduce PolyPoint, the first RF localization system which enables the real-time tracking and navigating of quadrotors through complex indoor environments. PolyPoint leverage...
Benjamin P. Kempke, Pat Pannuto, Prabal Dutta
MOBICOM
2015
ACM
7 years 11 months ago
Wireless Power Hotspot that Charges All of Your Devices
Each year, consumers carry an increasing number of gadgets on their person: mobile phones, tablets, smartwatches, etc. As a result, users must remember to recharge each device, ev...
Lixin Shi, Zachary Kabelac, Dina Katabi, David Per...
MOBICOM
2015
ACM
7 years 11 months ago
EchoTag: Accurate Infrastructure-Free Indoor Location Tagging with Smartphones
We propose a novel mobile system, called EchoTag, that enables phones to tag and remember indoor locations without requiring any additional sensors or pre-installed infrastructure...
Yu-Chih Tung, Kang G. Shin