A near-infrared methane (CH4) gas sensor system was implemented using a quartz crystal tuning fork (QCTF) based photoelectric detector and a fiber-coupled distributed feedback
Distributed optical fiber sensors characterized by spatially resolved measurements along a single continuous strand of optical fiber have undergone
Lensless holographic microscopy provides large field-of-view as full camera size is used for data recording. We propose robust ways for high signal-to-noise-ratio hologram reconstruction enabling
Based on the above, this paper presents a CMOS transimpedance amplifier with high gain and a wide DR for 2.5 Gbit/s communications. The TIA proposed consists of a three-stage cascade pull push
In this paper, a novel TIA topology is proposed to overcome the aforementioned issues in the application of short-range LiDAR sensors. Here, a rather simpler and more cost-effective AGC
Sensing principle: When the optical fiber is affected by external physical quantities (such as temperature, pressure, deformation, etc.), its light
It is designed for the optical fiber sensing applications. The TIA can tolerate an input dynamic range of 123.5 dB (10 nA–15 mA) thanks to the improved AGC circuit in the design which
Migration of elastic optical networks to the C $ {+}$ + L-bands subject to a partial upgrade of the number of erbium-doped fiber amplifiers Journal of Optical Communications and Networking
Owing to advances in fabrication technology and device design, semiconductor opti-cal amplifiers (SOAs) are evolving as a promising candidate for future optical coherent communication links. This
In this article, the advancement of TIAs in data communication and instrumentation based on different design architectures and performances is discussed. This review will serve as a
The advancement in TIA design also contributes to high dynamic range in sensing/measurement of an optical receiver.
High-speed optocouplers are gaining wider acceptance as power supplies migrate from the strictly analog world to a more digital approach. Increasingly, as microprocessors become less expensive,
Transimpedance amplifiers (TIA) play a crucial role in various electronic systems, especially in optical signal acquisition. However, their performance is often hampered by saturation issues due to high
The LOG200 is a precision, high-speed, current-to-voltage logarithmic amplifier with integrated adaptive photodiode bias. The device is designed for current measurements across a wide dynamic range of
A multichannel impedance-sensing CMOS chip for the readout of noninvasive light detectors in silicon photonics (SiP) is presented.
Here, the authors demonstrate an ultra-high extinction ratio electro-optical modulator on silicon and its application for DAS.
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