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Fri, 30 Sep 2022 17:42:25 +0000
The Space Surveillance Telescope, declared operational Sept. 30, will join the network of sensors used by the United States, Australia and other allies to track objects in orbit The post Space surveillance telescope developed by the U.S. begins operations in Australia appeared first on SpaceNews.
Fri, 30 Sep 2022 16:33:25 +0000
The National Space Council plans to hold “learning sessions” with industry in coming weeks on how to develop a new regulatory framework for novel commercial space activities. The post National Space Council to seek industry input on future regulatory framework appeared first on SpaceNews.
Fri, 30 Sep 2022 15:21:01 +0000
The Space Force expects to know by next spring what capabilities it will need to carry out space domain awareness activities in cislunar space. The post Space Force studying requirements for cislunar space domain awareness appeared first on SpaceNews.
Fri, 30 Sep 2022 12:34:04 +0000
SEOUL, South Korea — South Korea’s science ministry plans to set aside 47.2 billion won ($32.9 million) in next year’s budget to launch two satellites that have been left grounded because of Western sanctions on Russia over the war in Ukraine. Once the requested budget is endorsed by congress, the ministry will nix the existing […] The post South Korea seeks $32.9 million to launch satellites grounded by Russia sanctions appeared first on SpaceNews.
Fri, 30 Sep 2022 12:30:22 +0000
NASA and SpaceX announced Sept. 29 they will study a concept to send a Crew Dragon spacecraft to reboost, and possibly service, the Hubble Space Telescope to extend its life. The post NASA and SpaceX to study possible private Hubble servicing mission appeared first on SpaceNews.
Fri, 30 Sep 2022 00:02:51 +0000
The Senate on Sept. 29 confirmed the nomination of Lt. Gen. B. Chance Saltzman for promotion to general and assignment as the chief of space operations of the U.S. Space Force The post Senate confirms Saltzman as next chief of the U.S. Space Force appeared first on SpaceNews.
Thu, 29 Sep 2022 22:38:56 +0000
Viasat said Sept. 29 its inaugural ViaSat-3 satellite has started environmental tests after being put into flight configuration for the first time. The post First ViaSat-3 enters environmental testing appeared first on SpaceNews.
Thu, 29 Sep 2022 21:51:24 +0000
4iG, a Hungarian provider of terrestrial communications, plans to buy a majority stake in Israeli satellite operator Spacecom in stages following resistance from Israel’s government. The post Hungary’s 4iG to buy a majority of Spacecom in stages appeared first on SpaceNews.
Thu, 29 Sep 2022 21:14:23 +0000
Air Force Secretary Frank Kendall said China and Russia "have been working on offensive capability to counter our space systems." The post Kendall: Power competition in space becoming more destabilizing appeared first on SpaceNews.
Thu, 29 Sep 2022 20:23:07 +0000
Nearly two-thirds of the debris tracked from last year’s Russian anti-satellite (ASAT) test has since deorbited, but it could take more than a decade for the rest to reenter. The post Majority of tracked Russian ASAT debris has deorbited appeared first on SpaceNews.
Thu, 29 Sep 2022 16:39:10 +0000
The FCC adopted a new rule Sept. 29 that will shorten the time for satellite operators to deorbit low Earth orbit satellites from 25 to 5 years. The post FCC approves new orbital debris rule appeared first on SpaceNews.
Thu, 29 Sep 2022 11:44:34 +0000
NASA and Astra Space have revised a launch contract originally awarded for the launch of a cubesat constellation after Astra retired the launch vehicle that would have launched those spacecraft. The post NASA and Astra modify TROPICS launch contract appeared first on SpaceNews.
Thu, 29 Sep 2022 10:24:01 +0000
Ahead of a Federal Communications Commission vote on a proposal to set a five-year deadline for deorbiting low Earth orbit satellites, leaders of the House Science Committee are questioning the FCC’s authority to do so. The post House committee questions FCC orbital debris rule appeared first on SpaceNews.
Thu, 29 Sep 2022 00:05:41 +0000
With space essential to military operations, better understanding of what objects are in orbit and the threats they may pose is “foundational” for space security, a Space Force general said. The post Guetlein: improved space domain awareness essential for national security appeared first on SpaceNews.
Wed, 28 Sep 2022 23:45:04 +0000
Some space company leaders are embracing the trend toward remote work. Others caution against it. In any case, the pandemic has changed the calculus for current and prospective employees. The post Shift to remote work draws mixed reactions appeared first on SpaceNews.
Wed, 28 Sep 2022 23:12:00 +0000
Rep. Doug Lamborn (R-Colo.), a key congressional proponent of establishing a Space National Guard, said he would consider an alternative proposal endorsed by Space Force leaders and by the Biden administration. The post Lamborn: ‘Merit on both sides’ of debate over Space National Guard appeared first on SpaceNews.
Wed, 28 Sep 2022 19:12:10 +0000
Lynk Global said Sept. 28 it will test the ability to send a 5G signal from a satellite launching in December to standard mobile devices, after getting funding for the demonstration from an undisclosed partner. The post Lynk Global to deploy experimental 5G payload in December appeared first on SpaceNews.
Wed, 28 Sep 2022 19:10:20 +0000
The NRO awarded study contracts to commercial RF providers Aurora Insight, HawkEye 360, Kleos Space, PredaSAR, Spire Global and Umbra Lab. The post NRO signs agreements with six commercial providers of space-based RF data appeared first on SpaceNews.
Wed, 28 Sep 2022 11:00:05 +0000
Kayhan Space, and partners Astroscale US and the University of Texas at Austin, won a U.S. Space Force contract to develop software for in-orbit servicing vehicles. The post Kayhan, Astroscale, UT Austin win Space Force study contract for in-orbit servicing technology appeared first on SpaceNews.
Wed, 28 Sep 2022 07:35:22 +0000
China is looking to build partnerships for its upcoming missions to the moon and deep ventures into the solar system, while omitting mention of main partner Russia. The post China seeks new partners for lunar and deep space exploration appeared first on SpaceNews.
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    Personal information
     Name:<withheld>
     Age:<withheld>
     Country:<withheld>
     Location:<withheld>
    Contact information
     Email:<withheld>
     Phone:<withheld>
     Mobile:<withheld>
    Candidate Profile
     Date Submitted:18-02-2012
     Last Modified:21-02-2012 (05:42)
    Job information
     Current job:Research Assistant
     Employment Term:Permanent
     Job location:US only
     Date available:within 2 months
     Industry:Civil Agencies/International Organizations
     Keywordswireless networking, wireless video streaming, compressed sensing (CS), convex optimization, cooperative communications, wireless multimedia sensor networks (WMSN), wireless sensor networks (WSN), internet of things (IoT), distortion based networking, cro
    CV

    OBJECTIVE
    Full-time position that allows for advanced research in electrical and computer engineering in the field of wireless networking and communications.

    AVAILABILITY
    Start time is negotiable, but preferably April 2012

    CITIZENSHIP USA

    RESEARCH INTERESTS
    wireless networking, wireless video streaming, compressed sensing (CS), convex optimization, cooperative communications, wireless multimedia sensor networks (WMSN), wireless sensor networks (WSN), internet of things (IoT), distortion based networking, cross-layer design, wireless routing protocols, wireless MAC protocols

    EDUCATION
    The State University of New York (SUNY) University at Buffalo, Buffalo, NY
    -Ph.D., Electrical Engineering, Expected May 2012 GPA: 3.87 (4.0 scale)
    -Dissertation Topic: Relay Assisted Compressive Video Sampling in Wireless Multimedia Sensor Networks
    -Adviser: Professor Tommaso Melodia
    -Area of Study: Wireless Networking and Communications
    -M.S., Electrical Engineering, May 2010 -GPA: 3.83 (4.0 scale)
    -Qualifying Exam Score: 68/70 (December 2010)
    -Adviser: Professor Tommaso Melodia
    -Area of Study: Wireless Networking and Communications Rochester Institute of Technology, Rochester, NY
    -B.S., Electrical Engineering, June 2008
    -GPA: 3.62 (4.0 scale)
    -High Honors

    RESEARCH EXPERIENCE
    Research Assistant August 2008 - present
    -Wireless Networks and Embedded Systems Laboratory,
    -Department of Electrical Engineering,
    -State University of New York (SUNY) University at Buffalo
    -Supervisor: Professor Tommaso Melodia
    -Major Projects
    --Relay-Assisted Compressive Video Sensing (RA-CVS)
    ---Design a system that uses compressive imaging properties and compressed sensing error correction properties in a cooperative communications system to transmit video over wireless multimedia sensor networks.
    ---Implement both proposed schemes and traditional schemes on USRP2 software defined radio test bed (ongoing).
    --Compressive Video Sensing (CVS)
    ---Design a video encoder based on compressed sensing that takes advantage of both spatial and temporal correlation without the need for motion vectors.
    ---Design an adaptive parity scheme to compensate for channel errors, and compare performance with RCPC forward error correction encoding.
    --Distortion Minimizing Rate Control (DMRC)
    ---Design a transport layer rate controller suitable for video transmission over wireless multimedia sensor networks.
    ---Extend the rate controller for compressive video sensing encoded video streams (C-DMRC).
    ---Use convex optimization techniques to prove C-DMRC solves a utility maximization problem with the sum of the received video quality as the utility function.

    Research Assistant / Network Engineer November 2006 - August 2008
    -Lab for Wireless Networking and Security,
    -Golisano College of Computing and Information Sciences | Networking, Security, and Systems Administration,
    -Rochester Institute of Technology
    -Major Projects
    --Reactive Multi-Meshed Tree Routing (RMMT)
    ---Design a reactive multi-meshed tree routing protocol for communication between multiple clusters and implement protocol using OPNET modeler.
    --Medium Access Control (MAC) for Airborne Networks using Directional Antennas
    ---Design a MAC that takes advantage of reuse opportunities provides by highly directional antennas.

    JOURNAL PUBLICATIONS
    S. Pudlewski, T. Melodia, A. Prasanna "Compressed-Sensing-Enabled Video Streaming for Wireless Multimedia Sensor Networks," to appear in IEEE Transactions on Mobile Computing 2011.
    S. Pudlewski, T. Melodia, "A Distortion-minimizing Rate Controller for Wireless Multimedia Sensor Networks," Computer Communications (Elsevier), Vol. 33, no. 12, pp. 1380-1390, July 2010.
    T. Melodia, S. Pudlewski, "A Case for Compressive Video Streaming in Wireless Multimedia Sensor Networks," IEEE COMSOC MMTC E-Letter, Vol. 4, No. 9, October 2009.

    SUBMITTED JOURNAL PUBLICATIONS
    S. Pudlewski, T. Melodia, "A Tutorial on Encoding and Wireless Transmission of Compressively Sampled Videos," submitted for publication in IEEE Communications Surveys & Tutorials 2011.
    S. Pudlewski, T. Melodia, "A Rate-Energy-Distortion Analysis for Compressive Video Streaming on Multimedia Sensors" submitted for publication in IEEE Transactions on Multimedia.

    CONFERENCE PUBLICATIONS
    S. Pudlewski, T. Melodia,"A Rate-Energy-Distortion Analysis for Compressed-Sensing-Enabled Wireless Video Streaming on Multimedia Sensors," in Proc. of IEEE Global Communications Conference (GLOBECOM), Houston, Texas, USA, December 2011.
    S. Pudlewski, T. Melodia, "C-DMRC: Compressive Distortion-Minimizing Rate Control for Wireless Multimedia Sensor Networks," in Proc. Of IEEE Intl. Conf. on Sensor, Mesh and Ad Hoc Communications and Networks (SECON), Boston, Massachusetts, June 2010.
    S. Pudlewski, T. Melodia, "On the Performance of Compressive Video Streaming for Wireless Multimedia Sensor Networks," in Proc. of IEEE Intl. Conf. on Communications (ICC),Cape Town,South Africa, May 2010.
    S. Pudlewski, A. Prasanna, T. Melodia, “"Resilient Image Sensor Networks in Lossy Channels Using Compressed Sensing," in Proc. Of IEEE Intl. Workshop on Information Quality and Quality of Service for Pervasive Computing (IQ2S) , Mannheim, Germany, March 2010. S. Pudlewski, T. Melodia, "DMRC: Distortion-minimizing Rate Control for Wireless Multimedia Sensor Networks," in Proc. of IEEE Intl. Conf. on Mobile Ad Hoc And Sensor Systems (MASS), Macau, China, October 2009.
    L. Ding, S. Pudlewski, T. Melodia, S. Batalama, J. Matyjas, M. Medley, "Distributed Spectrum Sharing for Video Streaming in Cognitive Radio Ad Hoc Networks," in Proc. of Intl. Workshop on Cross-layer Design in Wireless Mobile Ad Hoc Networks, Niagara Falls, Canada, September 2009.
    S. Pudlewski, N. Shenoy, Y. Al-Mousa, Y. Pan, J. Fischer, "A Hybrid Multi Meshed Tree Routing Protocol for Wireless Ad Hoc Networks," in Proc. Of IEEE Intl. Conf. on Mobile Ad Hoc And Sensor Systems (MASS), Atlanta, Georgia, USA, September 2008.

    PAPERS IN PREPARATION
    S. Pudlewski, T. Melodia, "RA-CVS: Cooperating to Stream Compressively Sampled Videos," March 2012.

    BOOK CHAPTERS IN PREPARATION
    S. Pudlewski, T. Melodia, "Compressive Video Sensing" in Intelligent Sensor Networks: Across Sensing, Signal Processing, and Machine Learning, Eds. Fei Hu, Qi Hao.

    REFEREE SERVICE
    -IEEE Communications Surveys & Tutorials
    -IEEE Journal on Selected Areas in Communications (JSAC)
    -IEEE Transactions on Mobile Computing (TMC)
    -IEEE Transactions on Vehicular Technology (TVT)
    -European Transactions on Telecommunications (ETT)
    -Ad Hoc Networks (Elsevier)
    -Computer Networks (Elsevier)
    -Journal of Sensors (Hindawi)
    -Ad Hoc & Sensor Wireless Networks (AHSWN)
    -IEEE Global Communications Conference (GLOBECOM) 2008, 2009, 2010, 2011
    -IEEE International Conference on Mobile Ad-hoc and Sensor Systems (MASS) 2009, 2010, 2011
    -IEEE International Conference on Communication Technology (ICCT) 2011
    -Military Communications Conference (MILCOM) 2011
    -IEEE Workshop on Internet of Things Technology and Architectures (IoTech) 2011
    -European Conference on Wireless Sensor Networks (EWSN) 2011
    -IEEE International Conference on Computer Communications (INFOCOM) 2011, 2012

    PROFESSIONAL EXPERIENCE
    Vocal Technologies, Buffalo, NY May 2010 - August 2010
    -Intern
    -Supervisor: JohnBlume
    -Major Projects
    --Built a basic implementation of the GPSR compressed sensing reconstruction algorithm using C.
    --Studied possible cryptography uses of compressed sensing.

    Air Force Research Laboratory (RIGF), Rome, NY July 2009 - August 2009
    -Intern -Supervisor: Dr. John Matyjas
    -Major Projects
    --Video Simulation using OPNET
    --Design a system that transmits real (H.264, MJPEG) video traces using OP-NET Modeler.
    --Incorporate real airborne channel models into OPNET and test received video quality using multiple routing algorithms.

    Spectracom Corp, Rochester, NY November 2006 - August 2008
    -Network Engineer (Intern)
    -Supervisor: John Fischer
    -Major Projects
    --Mesh Network Design and Simulation
    --Design and simulate network protocols using OPNET Modeler.
    --Designed test scenarios for simulation.
    --Help design, test, and improve new network protocols.

    Philips Lighting CO, Bath, NY June 2005 - August 2005
    -Intern
    -Major Projects
    --Test electrical characteristic of lamps over lifetime.
    --Maintain ballasts.
    --Assist engineers in new lamp test and development.

    SOFTWARE SKILLS
    -Computer Programming: MATLAB, C, C++, Python, TCL, UNIX shell scripting.
    -Embedded and Real-time Systems: Software defined radio implementation using USRP2 and GNURadio.
    -Wired and Wireless Network Simulation: ns-2, ns-3, OPNET
    -MATLAB skill set: Wireless channel simulations, linear algebra, Fourier transforms, wavelet transform, CVX, image and video processing, compressed sensing implementation
    -Productivity Applications: TEX (LATEX and BIBTEX), Microsoft Office (Excel, Word, Access, Visio, PowerPoint, OneNote, Outlook), OpenOffice, Gimp, XFig, other common productivity packages (for Windows and Linux platforms)

    EXPERTISE
    -Networking, Communications and Signal Processing:
    --Compressed Sensing, Wireless Sensor Networks, Multimedia Sensor Networks, Video Encoding, Distortion Based Networking, Network Modeling, Network Utility Maximization, Routing Protocols, MAC protocols, Cooperative Communications.
    -Modeling and Simulation:
    --Multimedia Network Simulation, Channel Model Simulation, Wireless Network Simulation (OPNET, ns-2, ns-3).
    -Mathematics:
    --Convex Optimization, Linear Programming, Real Analysis, Network Modeling.

    REFERENCES Available upon request.


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