Latest Space News
Sun, 20 May 2018 19:53:04 +0000
The utility of space sensors has been studied for decades so the Pentagon has plenty of data to draw from. SpaceNews.com
Sun, 20 May 2018 16:45:56 +0000
Striking United Launch Alliance employees will return to work after voting May 19 to accept a revised contract, ending a two-week strike. SpaceNews.com
Fri, 18 May 2018 20:18:02 +0000
As NASA formally requests proposals for studies on the commercialization of low Earth orbit, another study presented at a congressional hearing May 17 concludes commercial space stations are unlikely to be financially viable in the mid-2020s. SpaceNews.com
Fri, 18 May 2018 14:48:14 +0000
Members of a NASA safety panel said May 17 they believed that a SpaceX approach for fueling its Falcon 9 rockets known as “load-and-go” could be used for future commercial crew missions. SpaceNews.com
Fri, 18 May 2018 03:02:18 +0000
As House appropriators approved a spending bill May 17 that partially restores funding for a NASA astrophysics mission slated for cancellation, the agency’s administrator said he was “90 percent” confident that the mission will continue. SpaceNews.com
Thu, 17 May 2018 23:25:08 +0000
Planet hopes to grab market share by offering “guaranteed collection” twice a day. SpaceNews.com
Thu, 17 May 2018 22:42:51 +0000
NASA is dealing with a contamination problem with tubing in part of the core stage of the first Space Launch System vehicle, an issue that could contribute to further delays for its launch. SpaceNews.com
Thu, 17 May 2018 20:27:37 +0000
Nine satellite companies agreed May 17 to donate satellite capacity and equipment to the United Nations, seeking to coordinate their responses to natural disasters. SpaceNews.com
Thu, 17 May 2018 19:45:38 +0000
Nearly 600 members of a union that has been on strike against United Launch Alliance for almost two weeks will vote on a new contract May 19 that would end the labor dispute. SpaceNews.com
Thu, 17 May 2018 17:10:18 +0000
SpaceX and OneWeb, two companies building thousands of satellites for broadband services, both expect to connect billions of the world's least-served to the internet. The two most prominent developers of electronically steered antennas don’t share that aspiration, however. SpaceNews.com
Thu, 17 May 2018 15:43:28 +0000
The new Pentagon-based vice commander of Air Force Space Command, Lt. Gen. David “DT” Thompson, made his first public appearance May 15, 2018, at a Washington Space Business Roundtable luncheon. SpaceNews.com
Thu, 17 May 2018 09:34:13 +0000
Testimony by NASA’s Inspector General at a May 16 hearing provided new support to efforts by two senators to block plans to end funding of the International Space Station in 2025. SpaceNews.com
Wed, 16 May 2018 22:33:57 +0000
A spending bill to be marked up by the House Appropriations Committee would provide some funding for a NASA space telescope proposed for cancellation, but not necessarily enough to keep the mission on schedule. SpaceNews.com
Wed, 16 May 2018 22:13:26 +0000
A British billionaire has invested in a company operating a ground station that has aspirations to support commercial missions beyond Earth orbit. SpaceNews.com
Wed, 16 May 2018 21:52:44 +0000
Todd Harrison, CSIS senior fellow: “With hosted payloads, there are a lot of great opportunities to increase resiliency and capacity.” SpaceNews.com
Wed, 16 May 2018 18:38:50 +0000
Aireon raised $69 million from a British partner, enabling the aircraft-tracking startup to begin making hosting payments to Iridium Communications. SpaceNews.com
Wed, 16 May 2018 02:14:44 +0000
Inflight connectivity provider Global Eagle will help Telesat in design and test the operator’s low Earth orbit satellite constellation, the companies announced May 15. SpaceNews.com
Tue, 15 May 2018 20:26:23 +0000
A NASA advisory committee, concerned about delays in the development of commercial crew systems, wants the agency to look at options where the International Space Station is operated with a reduced crew. SpaceNews.com
Tue, 15 May 2018 19:52:12 +0000
Thompson: “We needed somebody to work space every single day. Before, I didn’t recognize how much that was needed." SpaceNews.com
Tue, 15 May 2018 19:37:15 +0000
Eutelsat on May 14 said it is taking steps to secure a foothold in the European broadband market after last month’s decision to forgo jointly funding a satellite with Viasat turned the two companies into direct competitors. SpaceNews.com
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  • CV: Postdoc researcher/project WP leader

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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:01-03-2013
     Last Modified:01-03-2013 (08:35)
    Job information
     Current job:Postdoc researcher/project WP leader
     Employment Term:Either
     Job location:Anywhere
     Date available:within 3months
     Industry:
     KeywordsSatcom phased array antenna systems comprising an integrated photonic beamformer
    CV

    Personal Details:

     

    Date of Birth: Oct. 15, 1980

    Place of Birth: Beijing, P.R.China

    Gender: Male (Single)                               

    Driver license: EU type B

    Working permit: EU free

     

    Expertise:

    Integrated microwave photonics, an interdisciplinary science field, which combines RF/microwave engineering and photonics. It is a field studying the realization of on-chip optical systems using photonic integrated circuits for RF/microwave functionalities, such as high-frequency generation, analog transmission and distribution, complex signal processing, and input measurement and analysis. Performed research activities include

    • Microwave photonic signal generation, processing, and measurement
    • Waveguide filter/photonic integrated circuit design and characterization
    • Beamformer and phased array antenna system
    • High dynamic range RF/microwave photonic link
    • Satellite communications

     

    Professional experience and skills:

     

    Research project conducting & managing

    3 years of postdoc research fellow and project WP leader for Dutch PointOne project, SATRAX. PNE100108. The project focuses on the system integration of an satellite-tracking phased array antenna system comprising an ring resonator-based microwave photonic beamformer.

    Project initiating

    Well-built experience in information tracking, networking, partnership establishing, and proposal writing

    Product development

    1 year of product specialist at XiO photonics, with experience in design and characterization of on-chip optoelectronic and photonic devices    

    Presenting & communication

    Rich experience in conference presentations and teaching assistance. Fluency in English, Dutch, and Chinese language, with experience in technical and cultural interpretation and translation     

    Guiding & coordination

    Rich experience in internship/assignment supervision for individuals and groups

    Organizing

    6 months of team leader of HeaveTown association for language training, cultural promotion, and social networking services

     

    Performed education and functions:

     

    Master diploma

    Electrical Engineering, University of Twente, Enschede, The Netherlands, Aug. 2003—May. 2005

    Ph.D. diploma

    Electrical Engineering, University of Twente, Enschede, The Netherlands, Sep. 2005—Sep. 2009. 

    Team leader

    HeavenTown association, Enschede, The Netherlands, Aug. 2009—Feb.2010

    Product specialist

    XiO photonics, Enschede, The Netherlands, Sep. 2009—Sep. 2010

    Postdoc fellow

    University of Twente, Telecommunication Engineering, Enschede, The Netherlands, Oct. 2010--now

    R&D involvement:

     

    Projects 

    Microwave photonics (MWP) projects under supervision of prof. Chris G. H. Roeloffzen  www.utwente.nl/ewi/te

    SATRAX

    Topic: airborne Ku-band satellite-tracking antenna system

    Objectives: functional design of the antenna system and control subsystem, component development, complete system integration and realization 

    SANDRA

    Topic: development of key components for MWP beamformer system

    Objectives: realization of phased array antenna for Ku-band reception, IC-based front-ends, electroabsorption modulators, and low-loss optical waveguides for on-chip microwave photonic processor

    MEMPHIS

    Topic: integration of electronics and photonics

    Objectives: optical generation of high-quality RF/microwave LO signal using dual-wavelength laser and external phase-lock-loop mechanism, realization of hybrid integration of photonic components for multi-wavelength MWP beamformer functionality

    SMART

    Topic: system design of Ku-band satellite tracking antenna system

    Objectives: system modeling and performance analysis

    BPB

    Topic: on-chip MWP beamformer for phased array antennas

    Objectives: design, realization, and characterization of ring resonator-based integrated optical beamformers

    PACMAN

    Topic: microwave (analog) photonic link for radio astronomy

    Objectives: realization of high-dynamic-range optical fiber link for transmission of radio telescope signals in km scale

     

    Patent and awards:

     

    Patent

    U.S. patent “Electrically-steered Ku-band phased array antenna comprising an integrated photonic beamformer,” Kaplan Breyer Schwarz & Ottesen, Attorney docket: 130-001US1 (2012)

    Award

    Governmental awards for excellent Chinese academic fellow aboard (2010)

    Award

    Travel grant for presenting the selected student paper at IEEE photonics conference (formerly LEOS annual meeting) (2007)

     

    Selection of recent publications (full list www.utwente.nl/ewi/teor google scholar)

    • L. Zhuang, et. al, “Novel wideband microwave polarization network using a fully-resonfiguralbe photonic waveguide interleaver with a two-ring resonator-assisted asymmetric Mach-Zehnder structure,” Optics Express, 21(3) 3114-3124 (2013).
    • L. Zhuang, et al., “Novel microwave photonic fractional Hilbert transformer using a ring resonator-based optical all-pass filter,” Optics Express, 20(24) 26499-26510 (2012).
    • L. Zhuang et al., “Low-loss, high-index-contrast Si3N4/SiO2 optical waveguides for optical delay lines in microwave photonics signal processing,” Optics Express, 19(23) 23162-23170 (2011).
    • L. Zhuang, Ring resonator-based broadband photonic beamformer for phased array antennas, Ph.D. thesis, Univeristy of Twente, ISBN 978-90-365-3078-1 (2010).
    • L. Zhuang et al., “Novel ring resonator-based integrated photonic beamformer for broadband phased array receive antennas-part 2: experimental prototype,” J. lightwave tech. 28(1), 19-31 (2010).
    • L. Zhuang et al., “Single-chip ring resonator-based 1´8 optical beam forming network in CMOS-compatible waveguide technology,” IEEE Photon. Technol. Lett., 15(15) 1130–1132 (2007).


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