GAIN-SWITCHED GAAS VERTICAL-CAVITY SURFACE-EMITTING LASERS

被引:26
作者
WIESENFELD, JM
HASNAIN, G
PERINO, JS
WYNN, JD
LEIBENGUTH, RE
WANG, YH
CHO, AY
机构
[1] AT&T BELL LABS,BREINIGSVILLE,PA 18031
[2] AT&T BELL LABS,MURRAY HILL,NJ 07974
关键词
D O I
10.1109/3.234462
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have gain-switched GaAs vertical-cavity surface-emitting lasers (VCSEL's) using sinusoidal electrical modulation at rates between 1.5 and 8 GHz, using devices with operating wavelengths between 820 and 860 nm. The shortest pulse obtained directly from such a laser was 24 ps. The time-bandwidth products for the gain-switched VCSEL's was between 0.6 and 3, which is smaller than the time-bandwidth products observed for gain-switched, single-frequency, edge-emitting lasers. Some of the excess bandwidth is caused by linear chirp, which was compensated using linear dispersion in single-mode optical fiber. The shortest compressed pulse was 15 ps. The pulses contained significant nonlinear chirp, however, which reduced the expected compression factor for linear dispersion to a factor of 2. The timing jitter for gain-switched pulse trains was 4-6 ps, which is comparable to the timing jitter observed for gain-switched, single-frequency, edge-emitting lasers. We discuss device design tradeoffs which affect the duration of the pulses from gain-switched VCSEL's. In particular, to minimize pulse duration, it is necessary to minimize the photon lifetime, which generally increases the threshold gain. Such an increase is deleterious because of the significant resistive heating in the DBR stacks of the monolithic device. Given the present resistivity of the DBR stacks, the design of the VCSEL's studied here is about optimal for short pulse generation.
引用
收藏
页码:1996 / 2005
页数:10
相关论文
共 34 条
  • [2] PULSE-COMPRESSION OF CW INJECTION SEEDED GAIN-SWITCHED DIODE-LASER
    CARTER, GM
    LIU, Z
    [J]. IEEE JOURNAL OF QUANTUM ELECTRONICS, 1992, 28 (08) : 1751 - 1753
  • [3] MULTIPLE WAVELENGTH TUNABLE SURFACE-EMITTING LASER ARRAYS
    CHANGHASNAIN, CJ
    HARBISON, JP
    ZAH, CE
    MAEDA, MW
    FLOREZ, LT
    STOFFEL, NG
    LEE, TP
    [J]. IEEE JOURNAL OF QUANTUM ELECTRONICS, 1991, 27 (06) : 1368 - 1376
  • [4] HIGH-SPEED MODULATION OF VERTICAL-CAVITY SURFACE-EMITTING LASERS
    CHOA, FS
    LEE, YH
    KOCH, TL
    BURRUS, CA
    TELL, B
    JEWELL, JL
    LEIBENGUTH, RE
    [J]. IEEE PHOTONICS TECHNOLOGY LETTERS, 1991, 3 (08) : 697 - 699
  • [5] BROAD-BAND TUNABLE PICOSECOND SEMICONDUCTOR-LASERS
    DAMEN, TC
    DUGUAY, MA
    SHAH, J
    STONE, J
    WIESENFELD, JM
    LOGAN, RA
    [J]. APPLIED PHYSICS LETTERS, 1981, 39 (02) : 142 - 145
  • [6] PICOSECOND PULSES FROM AN OPTICALLY PUMPED RIBBON-WHISKER LASER
    DUGUAY, MA
    DAMEN, TC
    STONE, J
    WIESENFELD, JM
    BURRUS, CA
    [J]. APPLIED PHYSICS LETTERS, 1980, 37 (04) : 369 - 370
  • [7] LOW THRESHOLD PLANARIZED VERTICAL-CAVITY SURFACE-EMITTING LASERS
    GEELS, RS
    CORZINE, SW
    SCOTT, JW
    YOUNG, DB
    COLDREN, LA
    [J]. IEEE PHOTONICS TECHNOLOGY LETTERS, 1990, 2 (04) : 234 - 236
  • [8] ELECTRICALLY GAIN-SWITCHED VERTICAL-CAVITY SURFACE-EMITTING LASERS
    HASNAIN, G
    WIESENFELD, JM
    DAMEN, TC
    SHAH, J
    WYNN, JD
    WANG, YH
    CHO, AY
    [J]. IEEE PHOTONICS TECHNOLOGY LETTERS, 1992, 4 (01) : 6 - 9
  • [9] PERFORMANCE OF GAIN-GUIDED SURFACE EMITTING LASERS WITH SEMICONDUCTOR DISTRIBUTED BRAGG REFLECTORS
    HASNAIN, G
    TAI, K
    YANG, L
    WANG, YH
    FISCHER, RJ
    WYNN, JD
    WEIR, B
    DUTTA, NK
    CHO, AY
    [J]. IEEE JOURNAL OF QUANTUM ELECTRONICS, 1991, 27 (06) : 1377 - 1385
  • [10] HIGH-TEMPERATURE AND HIGH-FREQUENCY PERFORMANCE OF GAIN-GUIDED SURFACE EMITTING LASERS
    HASNAIN, G
    TAI, K
    DUTTA, NK
    WANG, YH
    WYNN, JD
    WEIR, BE
    CHO, AY
    [J]. ELECTRONICS LETTERS, 1991, 27 (11) : 915 - 916