Near Field Communications (NFC) is a 13.56 MHz for example, delivering a sequence of signals that disrupt a inductively coupled power delivery and communication protocol seizure. that extends the ISO 14443 RFID standard. Low cost NFC Should substantial computation be required (e.g. for signal scanner subsystems are anticipated to be widely incorporated in coming generations of commodity cellular phones. processing),eNF can provide a data communication link toWe consider the potential of this emerging infrastructure external computers thatpotentially have largerpowerbudgets to provide convenient and low cost power distribution and than practical for implanted and/or field-powered devices. communication channels for a range of medical devices. For NFC data links can also be used to coordinate the behavior example, an NFC device within a cell phone could relay of several cooperative systems (e.g. components that measure measurements collected from a defibrillator-pacemaker to a monitoring physician, remotely control an insulin pump, or glCos and compone tha dins inin).activate an implanted neural simulation system.NFC is also suitable for providing communication for self-NFC devices pose similar bio-compatibility challenges to powered devices. Potential applications include collection of other implanted electronics without requiring the provisioning historical data from and setting of operating parameters for of battery power to support communication. Furthermore, an ICDs (internal cardiac defibrillators) [18]. In such configura-NFC communication subsystem's power-independence provides tions NFC communication subsystems may be field-powered a measure of defense against potential denial-of-service attacks ' .. . that consume power in order to discharge a capacity-limited and thus not Impose any additonal drain on limited battery power source.resources.The 13.56 MHz band has minimal interaction with human Direct internal electrical stimulation has been identified and animal tissues. We conducted several successful proof-of-as useful for a variety of medical conditions. This family concept experiments communicating with with ISO 14443 tags of applications is particularly well suited for NFC since this implanted at multiple locations within a human cadaver.Magnetic field strength decays with the cube of distance-to-stiution reqisdvery sallamunsofcenergytha Can antenna, limiting limits the range of potential eavesdroppers. potentially be provided by batteries recharged via NFC [11].At present, NFC protocols do not provide an appropriate set of Furthermore, NFC can be used to adjust operating parameters privacy properties for implanted medical applications. However, after implantation. Potential applications of implanted NFC NFC devices are implemented using embedded general purpose for stimulation include: processors and thus only software modifications would be required to support protocol extensions with enhanced privacy. * Direct mitigation of chronic pain through the use of spinal chord stimulation (see [9], [4]), I....

-This paper describes the reform of a sophomore-level course in computer organization for the Computer Science BS curriculum at the University of Texas at El Paso, an urban minority-serving institution, where Java and integrated IDEs have been adopted as the only language and development environments used in the first three semesters of study. This effort was motivated by faculty observations and industry feedback indicating that upper-division students and graduates were failing to achieve mastery of non-garbage-collected, strictly imperative languages, such as C. The similarity of C variable semantics to the underlying machine model enables simultaneous mastery of both C and assemblylanguage programming and exposes implementation details that are difficult to teach independently, such as subroutine linkage and management of stack frame. An online lab manual has been developed for this course that is freely available for extension or use by other institutions. In this paper, we report on pedagogical techniques for facilitating student understanding of the relationships between high-level language constructs, such as algebraic expression syntax, block-structured control-flow structures, and composite data types, and their implementations in machine code.

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Since for most students, learning dramatically improves with hands-on experience, a good networking lab is an asset for teaching networks. However, building such a lab is usually a challenge. It requires costly equipment and flexible configurations that are often not compatible with the campus network. In this paper, we describe how we designed a network teaching lab based on virtual machines connected on a virtual network. An instructor can create a virtual network and make it available to students. Students can configure the network and run experiments as instructed. When the task is complete, the students can submit the result of their work.

We describe the reform of a fourth-semester course in computer organization in the Computer Science BS curriculum at the University of Texas at El Paso (UTEP), an urban minority-serving institution, where Java and integrated development environments (IDEs) have been adopted as the language and development environment used in the first three semesters of major coursework. This project was motivated by faculty observations at UTEP and elsewhere 1 and industry feedback indicating that upper-division students and graduates were achieving reduced mastery of imperative languages with explicit memory management (most notably C), scriptable command line interfaces, and the functions of compilers, assemblers, and linkers.