3,525 research outputs found

    Patient's breath controls comfort devices

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    Patient assist system for totally disabled persons was developed which permits a person, so paralyzed as to be unable to move, to activate by breathing, a call system to summon assistance, turn the page of a book, ajust his bed, or do any one of a number of other things. System consists of patient assist control and breath actuated switch

    Jitter Limitations on Multi-Carrier Modulation

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    A feasibility study is made of an OFDM system based on analog multipliers and integrate-and-dump blocks, targeted at Gb/s copper interconnects. The effective amplitude variation of the integrator output caused by jitter is explained in an intuitive way by introducing correlation plots. For a given rms jitter and error rate, high frequency carriers allow for less modulation depth than low frequency carriers. A jitter limit on the total system bit rate is calculated, which is a function of rms jitter, bandwidth, and specified system symbol error rate. It is concluded that, because of the high sensitivity to timing errors inherent in OFDM, traditional PAM systems with equal bandwidth and error rate are more feasible

    CMOS Transmitter using Pulse-Width Modulation Pre-Emphasis achieving 33dB Loss Compensation at 5-Gb/s

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    A digital transmitter pre-emphasis technique is presented that is based on pulse-width modulation, instead of finite impulse response (FIR) filtering. The technique fits well to future high-speed low-voltage CMOS processes. A 0.13 /spl mu/m CMOS transmitter achieves more than 5 Gb/s (2-PAM) over 25 m of standard RG-58U low-end coaxial copper cable. The test chip compensates for up to 33 dB of channel loss at the fundamental signaling frequency (2.5 GHz), which is the highest figure compared to literature

    September 13, 2017 - From the President\u27s Desk

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    President Cheryl B. Schrader sends out another invitation to the Convocation and Awards Ceremony

    August 16, 2017 - From the President\u27s Desk

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    President Cheryl B. Shrader writes to the campus community to thank everyone for their responses to her request to share their 10 year vision for the University. She begins by acknowledging the major theme of stability for the university, but continuing to strive to achieve what everyone wants to seek

    October 29, 2018 - From the President\u27s Desk

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    President Cheryl B. Schrader writes to condemn the acts of violence in Pittsburgh and Kentucky. Due to its discriminatory nature she condemns those aspects in particular and extends information on the Counseling and Wellness Services, Office of Equity and Inclusion, and the Vice President for Student Affairs. She also extends an invitation to a community vigil, and the upcoming Kristallnacht lecture

    April 24, 2019 - From the President\u27s Desk

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    A weekly email from President Cheryl B. Schrader entitled From the President\u27s Desk . This weeks email asks for nominations for the 2019 President\u27s Awards for Excellence (PAFE). This email includes a variety of links for more information

    May 31, 2018 - From the President\u27s Desk

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    President Cheryl B. Schrader welcomes nominations for the 2018 Presidents Awards for Excellence. She links out to the nomination form and descriptions of the award criteria

    May 29, 2019 - From the President\u27s Desk

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    President Cheryl B. Schrader sends her condolences to the campus city community who were effected by the recent tornadoes and storms. To those ends she announces the Wright State Disaster Relief Fund to help those effected

    June 11, 2019 - From the President\u27s Desk

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    President Cheryl B. Schrader announces the retirement of the vice president of advancement and the president of the University Foundation, Rebecca Cole. The president outlines her accomplishments at a the wide variety of institutions Rebecca worked at, and her accomplishments at Wright State
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