Qingjiang Chang

Qingjiang Chang
Research
Area

Micro-wave Photonics & Passive Optical Networks
Phone
  
E-mail
 changqj@sjtu.edu.cn
Biography

 

Qingjiang Chang is a PhD student in Department of Electronic Engineering, Shanghai Jiao tong University. During studying in State Key Lab of advanced optical communication systems and networks, his research interests mainly focus on radio over fiber broadband wireless access network. Up to now, he has authored 12 publications in prestigious international journals and conferences, such as IEEE Photonics Technology Letters, Journal of  Lightwave Technology, Optics Express, OFC, and ECOC, and got eight national patents in application. In Jan. 2009, he passed PhD thesis defense and joined Alcatel-Lucent.

 
Publications
  1. Qingjiang Chang, Hongyan Fu, and Yikai Su, “Simultaneous generation and transmissionof downstream multi-band signals and upstream data in a bidirectional radio over fiber system,” IEEE Photon. Technol. Lett., vol. 20, no. 3, pp. 181-183, Feb. 2008.
  2. Qingjiang Chang, Tong Ye, and Yikai Su, “Generation of optical carrier suppressed- differential phase shift keying (OCS-DPSK) format using one dual-parallel Mach-Zehnder modulator in radio over fiber systems,” OSA Optics Express, vol. 16, no. 14, pp. 10421-10426, Jul. 7, 2008.
  3. Qingjiang Chang, Yue Tian，Junming Gao, Tong Ye, Qiang Li, and Yikai Su, “Generation and transmission of optical carrier suppressed-differential (quadrature) phase-shift keying signals in radio over fiber systems,” IEEE/OSA J. Lightw. Technol., vol. 26, no. 15, pp. 2611-2618, Aug. 2008.
  4. Qingjiang Chang, Yue Tian，Tong Ye, Junming Gao, and Yikai Su, “ A 24-GHz ultra- wideband over fiber system using photonic generation and frequency up-conversion,” IEEE Photon. Technol. Lett.. vol. 20, no. 19, pp. 1651-1653, Oct. 2008.
  5. Qingjiang Chang, Qiang Li, Ziyang Zhang, Ming Qiu, and Yikai Su, “Broadband tunable photonic RF phase shifter using a silicon microring resonator,” IEEE Photon. Technol. Lett., vol. 21, no. 1, pp. 60-62, Jan. 2009.
  6. Qingjiang Chang, Yue Tian, Cishuo Yan, Xinyu Xu, Junming Gao, and Yikai Su, “A PON system providing triple play service based on a single dual-parallel Mach-Zehnder modulator,” in Proc. ECOC’2007, paper 4.4.6.
  7. Qingjiang Chang, and Yikai Su, “A radio over fiber System for simultaneous generation and transmission of multiband signals,” in Proc. ECOC’ 2007, paper P91.
  8. Qingjiang Chang, Junming Gao, Qiang Li, and Yikai Su, “Simultaneous transmission of point-to-point data and selective of video services in a WDM-PON using ASK/SCM modulation format,” in Proc. OFC’2008, paper OWH2.
  9. Qingjiang Chang, Mingfang Huang, and Yikai Su, “Simultaneous transmission of high-speed point-to-point data and double broadcast services in a WDM-PON system with source-free ONUs,” in Proc. APOC’2008, paper 7136-28. (Best student paper candidate)
  10. Qingjiang Chang, Tong Ye, Junming Gao, and Yikai Su, “Generation of 60-GHz optical millimeter-wave and 20-GHz channel-spaced optical multicarrier using two cascade 10-GHz modulators,” in Proc. IEEE /OSA AOE’2008, paper SaJ1.
  11. Qingjiang Chang, Junming Gao, and Yikai Su, “Generation of Optical Comb Frequency Signal with High Spectral Flatness Using Two Cascaded Optical Modulators,” in Proc. IEEE /OSA AOE’2008, paper SaB4.
  12. Qingjiang Chang, Qiang Li, Ziyang Zhang, Ming Qiu, and Yikai Su, “Micrometer-scale optical up- converter based on a silicon microring resonator in radio over fiber systems,” in Proc. OFC’2009, paper JWA48.
  13. Yikai Su, and Qingjiang Chang, “Convergence of RoF and access systems employing dual-parallel modulator in the central station,” in Proc. IEEE /OSA AOE’ 2007, invited talk.
  14. Tong Ye, Qingjiang Chang, Junming Gao, and Yikai Su, “An optical PSK-RF-Signal transmitter based on ASK-to-PSK conversion and self-heterodyning,” in Proc. OFC’ 2008, paper JWA64.
  15. Junming Gao, Qingjiang Chang, Tao Wang, and Yikai Su, “A cost-effective 100-Gb/s transmitter with low-speed optoelectronic devices and high spectral efficiency,” Chin. Optic Lett., vol. 6, no. 8, pp. 550-552, Aug. 2008.
  16. Yue Tian, Qingjiang Chang, and Yikai Su, “A WDM passive optical network enabling multicasting with color-free ONUs,” OSA Optics Express, vol. 16, no. 14, pp. 10434-10439, Jul. 7, 2008.
  17. Yue Tian, Qingjiang Chang,and Yikai Su, “A Two-Stage metro-access integrated network enabling all-optical virtual private network,” in Proc. ECOC’ 2008, paper Tu.1.F.3.
  18. Qiang Li, Qingjiang Chang, Fangfei Liu, Ziyang Zhang, Ming Qiu, and Yikai Su “Optically tuneable microwave photonic phase shifter based on silicon microring resonator,” in Proc. ECOC’ 2008，paper P122.
  19. Tao Wang, Qingjiang Chang, and Yikai Su, “Generation of linearized optical single sideband signal for broadband radio over fiber systems,” accepted by Chinese optic letters.
  20. Yuanyuan Lu, Cishuo Yan, Qingjiang Chang, Qiang Li, and Yikai Su, “An all-optical metro-access interface for a PON system based on NRZ to FSK format conversion,” in Proc. OFC’2008, paper OWH7.
  21. Tong Ye, Cishuo Yan, Qingjiang Chang, and Yikai Su, “An optical (Q)PSK-RF-signal transmitter based on two cascaded Mach-Zehnder modulators,” accepted by Optics Communication.
  22. Junming Gao, Xinyu Xu, Qingjiang Chang, and Yikai Su, “40-Gb/s star 16-QAM transmitter based on single dual-drive Mach-Zehnder modulator, ”accepted by Chin. Optic Lett.
Patents

1. “A method to realize integrated triple play services in passive optical network,” application no.: 200710043737.1.
2. “A method to realize multi-band signals transmission in radio over fiber systems,” application no.: 200710043738.6.
3. “A method and setup to realize selective broadcasting of video services in WDM PON system,” application no: 200810033292.3.
4. “A method and setup of optical transmitter to generate optical multi-carrier signal,” application no: 200810028139.1.
5. “A method and setup to generate multi-wavelength laser with precise channel spacing and high flatness,” application no.: 200810040141.0.
6. “A WDM system to broadcast dual video services,” application no.: 200810040142.5.
7. “Tunable microwave photonic phase shifter based on silicon micro-ring resonator,” application no.: 200810040447.6. 1.
8. “A method and setup to optically generate frequency quadrupler high-speed millimeter wave signal,” application no.: 200810041681.0
Recent Projects