Global Communication Semiconductors, Inc.

Optoelectronics Foundry Services


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GaAs PIN 1-5 Gbps

InGaAs PIN 1-3 Gbps

InGaAs PIN 10 Gbps

InGaAs Monitor PIN


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Optoelectronics Foundry          Download PDF

GCS's optoelectronics group offers foundry services for customized optoelectronic devices, both for product development engineering and subsequent production. Our strong engineering team can help you to identify the right materials and the best approach for optoelectronic device processing. GCS can tailor its foundry services to fit your specific needs for production, second sourcing or prototype development. For more information, please contact Simon Yu at 310-530-7274 x138 or Sam Wang at 310-530-7274 x187.


GaAs PIN PD

InGaAs PIN PD


  • 850 nm Detection
  • Dark current < 100 pA
  • Responsivity > 0.55 A/W
  • Mesa structures
  • Data rate: 1-20 Gb/s
  • Custom die size & array
  • 1310/1550 nm Detection
  • Dark current < 0.5 nA
  • Responsivity > 0.9 A/W
  • Mesa or planar structures
  • Data rate: 1-30 Gb/s
  • Custom die size & array

  • Comprehensive Optoelectronics Foundry Solutions


  • 4" GaAs and InP wafer fab
  • Robust fabrication processes
  • Strict customer IP protection
  • Fast cycle time
  • Full custom design support:
  • CAD services:
         - Custom device layout
         - Epitaxial materials
         - Wafer thinning
         - Dicing
  • Examples of Manufactured Devices:
  • Photodetectors:
         - GaAs & InGaAs PIN PDs
         - 2D detector arrays
         - QWIP arrays
  • Optical modulators
  • Optical ridge waveguides, SOA
  • Semiconductor lasers
  • LED Arrays (LPH, etc.)
  • VCSELs & RCLEDs