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Tianjin Janhoo Optoelectronics Co., Ltd.

Tianjin Janhoo Optoelectronics Co., Ltd.(Janhoo) is a high-tech enterprise specializing in the R&D and production of domestic semiconductor optical amplifiers (SOA). At present, the company has launched a variety of semiconductor optical amplifier (SOA) products covering wavelengths of 1060nm, 1270nm, 1310nm, 1550nm and 1625nm, as well as reflective semiconductor optical amplifier (RSOA) gain chip products with wavelengths of 850nm, 1060nm and 1310nm and 1550nm.

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Latest News
100 mW‑class O‑band multi‑wavelength distributed feedback laser array for optical input‑output technology
2026-08-21

-- Translated from the article by Yue Zhang et al. Abstract We propose and experimentally demonstrate an O‑band multi‑wavelength high‑power DFB laser array for optical I/O technology. The proposed DFB laser array operates at a 400 GHz wavelength spacing, complying with the high‑power CW‑WDM standard...

Noise Figure – Test Method for High-Bias SOA
2026-07-31

PrefaceWith the rapid development of the AI computing industry, optical transmission and optical computing applications impose new requirements on optical amplifiers, including miniaturization, low power consumption and broad operating bandwidth. This has directly driven the rapid adoption of SOAs ...

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