Diffraction grating with dual modes for two-wavelength rewritable optical pickup heads

IEEE Transactions on Magnetics

Volumn 43, Issue 2, 2007, Pages 900-902

  Shih, Hsi Fu ^a   Li, Bo Wei ^a  

^a NATIONAL CHUNG HSING UNIVERSITY   (Taiwan)

Author keywords

Diffractive optical element (DOE); Liquid crystal (LC); Optical pickup head; Three beam grating; Two wavelength integrated laser diode (TWIN LD)

Indexed keywords

ELECTRIC FIELD EFFECTS; ELECTRODES; LIQUID CRYSTALS; OPTICAL DISK STORAGE; SEMICONDUCTOR LASERS;

DIFFRACTIVE OPTICAL ELEMENT (DOE); OPTICAL PICKUP HEADS; THREE-BEAM GRATING; TWO-WAVELENGTH INTEGRATED LASER DIODE (TWIN-LD);

DIFFRACTION GRATINGS;

EID: 33846640115     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2006.888499     Document Type: Article

References (6)

1. K. Ohsato, "Tracking error detecting system for optical head," U.S. Patent 4775968, Oct. 1988.
2. R. Katayama, S. Meguro, and Y. Komatsu, "Land/groove signal and differential push-pull detection for optical disks by an improved 3-beam method," Jpn. J. Appl. Phys., vol. 38, no. 3B, pp. 1761-1767, Mar. 1999.
3. K. Nemoto, T. Kamei, H. Abe, D. Imanishi, H. Narui, and S. Hirata, "Monolithic-integrated two-wavelength laser diodes for digital-versatile- disk/compact-disk playback," Appl. Phys. Lett., vol. 78, no. 16, pp. 2270-2272, Apr. 2001.
4. T. Onishi, O. Imafuji, T. Fukuhisa, A. Mochida, Y. Kobayashi, M. Yuri, K. Itoh, and H. Shimizu, "Monolithically integrated dual-wavelength self-sustained pulsating laser diodes with real refractive index guided self-aligned structure," Jpn. J. Appl. Phys., vol. 40, no. 11, pp. 6401-6405, Nov. 2001.
5. S. Uchida, S. Agatsuma, N. Hoshi, K. Tanno, H. Iki, S. Yoshida, S. Satoh, Y. Asano, K. Sahara, and T. Yamamoto, "Monolithic dual-wavelength high-power lasers for CD-R/DVD±R/RW/RAM," IEEE J. Sel. Topics Quantum Electron., vol. 11, no. 5, pp. 1148-1152, Sep. 2005.
6. H. F. Shih, "Multiple-beam liquid crystal grating for the recordable optical pickup head," Jpn. J. Appl. Phys., vol. 44, no. 4A, pp. 1815-1817, Apr. 2005.