Now showing items 25-44 of 45

    • Line Kinematics for Whole-Arm Manipulation 

      Eberman, Brian; Brock, David L. (1991-01-01)
      A Whole-Arm Manipulator uses every surface to both sense and interact with the environment. To facilitate the analysis and control of a Whole-Arm Manipulator, line geometry is used to describe the location and trajectory ...
    • Low-Cost, Passive UHF RFID Tag Antenna-Based Sensors for Pervasive Sensing Applications 

      Bhattacharyya, Rahul (Massachusetts Institute of Technology, 2012)
      In the future, large-scale sensor deployment would enable many areas such as infrastructure condition monitoring and supply chain management. However, many of today's wireless sensor technologies are still too expensive ...
    • Low-Cost, Ubiquitous RFID-Tag-Antenna-Based Sensing 

      Bhattacharyya, Rahul; Floerkemeier, Christian; Sarma, Sanjay E (Institute of Electrical and Electronics Engineers, 2010-09)
      Radio-frequency identification (RFID) has been well established as an effective technology for track and trace applications. In this paper, we go beyond the ID in RFID, and discuss the potential for RFID tags to be used ...
    • Management of supply chain: an alternative modelling technique for forecasting 

      Datta, Shoumen; Granger, C W J; Barari, M; Gibbs, T (Journal of the Operational Research Society, 2007-05-23)
      Forecasting is a necessity almost in any operation. However, the tools of forecasting are still primitive in view of the great strides made by research and the increasing abundance of data made possible by automatic ...
    • A novel communication method for semi-passive RFID based sensors 

      Kalansuriya, Prasanna; Bhattacharyya, Rahul; Sarma, Sanjay E (Institute of Electrical and Electronics Engineers (IEEE), 2014-06)
      This paper presents a novel communication method for semi-passive RFID based sensors. The new method uses a digitally reconfigurable UHF RFID tag antenna to modulate sensed information at an RFID tag on to the received ...
    • Performance assessment of XACML authorizations for Supply Chain Traceability Web Services 

      Pardal, Miguel L.; Harrison, Mark; Sarma, Sanjay Emani; Marques, Jose Alves (Institute of Electrical and Electronics Engineers (IEEE), 2012-11)
      Service-Oriented Architecture (SOA) and Web Services (WS) offer advanced flexibility and interoperability capabilities. However they imply significant performance overheads that need to be carefully considered. Supply Chain ...
    • RFID diagnostics of promotion execution 

      Hacker, Patrick A.; Floerkemeier, Christian; Sarma, Sanjay Emani; Schuh, Gunther (Institute of Electrical and Electronics Engineers, 2010-04)
      Previous studies have shown that many consumer goods manufacturers believe that their promotions are not well executed in retail stores. One common concern is that in-store promotions are not synchronized with television ...
    • RFID tag antenna based sensing: Does your beverage glass need a refill? 

      Bhattacharyya, Rahul; Floerkemeier, Christian; Sarma, Sanjay E (Institute of Electrical and Electronics Engineers, 2010-04)
      Liquid level detection in customer beverage glasses and liquor bottles in the service industry is important for maintaining quality of service and good approval ratings. Current sensing approaches rely either on visual ...
    • RFID tag antenna based temperature sensing 

      Bhattacharyya, Rahul; Floerkemeier, Christian; Sarma, Sanjay E (Institute of Electrical and Electronics Engineers (IEEE), 2010-04)
      Temperature monitoring is important in a number of fields, particularly cold supply chain applications. Most commercial wireless temperature sensors consist of transceivers, memory and batteries to maintain a temperature ...
    • RFID tag antenna based temperature sensing using shape memory polymer actuation 

      Bhattacharyya, Rahul; Floerkemeier, Christian; Anand, Lallit; Di Leo, Claudio V; Sarma, Sanjay E (Institute of Electrical and Electronics Engineers (IEEE), 2011-01)
      Ubiquitous temperature monitoring is important to boost visibility in applications such as cold supply chain management. Current sensors monitor and log a time history of temperature data, but their cost limits the scale ...
    • RFID: An Incomplete Saga 

      Datta, Shoumen (2000)
      Basic introduction to automatic identification and enterprise resource planning software (SAP).
    • RFIDSim - A physical and logical layer simulation engine for passive RFID 

      Floerkemeier, Christian; Sarma, Sanjay Emani (Institute of Electrical and Electronics Engineers, 2009-01)
      adio-frequency identification (RFID) poses a number of research challenges, such as interference mitigation, throughput optimization and security over the RF channel. A number of new approaches to address these issues have ...
    • RFIDSim - A physical and logical layer simulation engine for passive RFID 

      Sarma, Sanjay Emani; Floerkemeier, Christian (Institute of Electrical and Electronics Engineers, 2008-12)
      Radio-frequency identification (RFID) poses a number of research challenges, such as interference mitigation, throughput optimization and security over the RF channel. A number of new approaches to address these issues ...
    • Risk in the Global Supply Chain 

      Datta, Shoumen (2006)
      Carbon footprints are not on the priority list of risk analysts in operations management for at least half or more of global businesses. What are the other risks in the global supply chain?
    • Session-based security enhancement of RFID systems for emerging open-loop applications 

      Wang, Junyu; Floerkemeier, Christian; Sarma, Sanjay Emani (Springer London, 2014-08)
      Radio frequency identification (RFID) is an important technique used for automatic identification and data capture. In recent years, low-cost RFID tags have been used in many open-loop applications beyond supply chain ...
    • Special Section on RFID 

      Engels, Daniel W.; Cole, Peter; McFarlane, Duncan; Mickle, Marlin H.; Sarma, Sanjay E (Institute of Electrical and Electronics Engineers, 2009-01)
      The eight articles in this special section describe state-of-the-art technologies and tools and one application of RFID.
    • Stable arrangements of mobile sensors for sampling physical fields 

      Deshpande, Ajay A.; Sarma, Sanjay Emani; Kumar, Sumeet, Ph. D. Massachusetts Institute of Technology (American Automatic Control Council/IEEE, 2012-06)
      Today's wireless sensor nodes can be easily attached to mobile platforms such as robots, cars and cell phones enabling pervasive sensing of physical fields (say of temperature, vibrations, air quality and chemicals). We ...
    • A three-dimensional self-supporting low loss microwave lens with a negative refractive index 

      Ehrenberg, Isaac Mayer; Sarma, Sanjay Emani; Wu, Bae-Ian (American Institute of Physics, 2012-10)
      Demonstrations of focusing with metamaterial lenses have predominantly featured two dimensional structures or stacks of planar elements, both limited by losses which hinder realized gain near the focal region. In this ...
    • Towards Tag Antenna Based Sensing - An RFID Displacement Sensor 

      Sarma, Sanjay Emani; Floerkemeier, Christian; Bhattacharyya, Rahul (Institute of Electrical and Electronics Engineers, 2009-05)
      The following topics are dealt with: tag circuits; measurement method; simulation method; health care; protocol; sensors; open source RFID software; privacy; security; reader design; antenna; propagation; near-field ...
    • Unified Theory of Relativistic Identification of Information in a Systems Age: Proposed Convergence of Unique Identification with Syntax and Semantics through Internet Protocol version 6 

      Datta, Shoumen (2008-07-31)
      This paper proposes to utilize internet protocol version six (IPv6) to uniquely identify not only things (objects) but also processes, relationships (syntax, semantics) and interfaces (sensors). Convergence of identification ...