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Discover cutting-edge research topics at AIT Austrian Institute of Technology, addressing global challenges and advancing future infrastructure through
Before comparing different optical receiver concepts and discussing the most relevant receiver design trade-offs, we introduce some important receiver performance measures.
Energy efficiency, free-space com-munication and photonics integrated circuits are the main topics of interest for Austria''s ICT research. Compared to electrons, photons in fibre optic cables travel long
41. ''amateur radio station'' means one or more transmitters or receivers or a group of transmitters or receivers, including ancillary equipment, which are required for the operation of an amateur radio
In this chapter, a detector array receiver is proposed that integrates the beam tracking and symbol detection functions in one single unit. This not only simplifies the receiver architecture but also leads
Airports must continue evolving their approach to energy efficiency as new technologies emerge and environmental standards advance. Collaboration between airport operators, architects,
They have published a few announcements touting how they are " one of the first North American airports to install a Passive Optical Network (PON),
The proposed receiver architecture achieves error-free operation (BER<10-12) at 25Gb/s with energy efficiency of 170fJ/b while the conventional receiver achieves error-free operation at 17.1Gb/s with
Optical radiation receivers are designed to detect and measure the energy of electromagnetic waves in the optical range by converting it into other types of energy.
The electroabsorption-modulated laser (EML) is a representative example of a monolithic integrated electro-optic converter that has early become a commodity: it has been widely adopted in
Further scaling of energy efficiency and BW density remains challenging due to limited integration in optical modules. This thesis focuses on the design of energy-efficient CMOS four-level pulse
The RXICs are implemented in 130 nm SiGe HBT technology.Part II of this thesis will investigate the energy efficient implementations of two-tap feedforward equalizers (FFEs) for high-speed optical
In this section, we discuss techniques to characterize optical receivers, with a focus on the wideband characterization of their frequency response.
Second, the performance metrics, circuit design, and architectural design for energy-autonomous solar cell receivers are provided to help understand the basic principles of this technology.
Light on infrastructure, light on energy consumption, and light on total cost of ownership, Aurelis Optical LAN provides a cost-effective, scalable and flexible LAN that can support all of your airport sub
This dissertation presents three designs focusing on power-efficient short-reach optical communication up to hundreds of meters, including one wire-boned optical receiver and two 3D-integrated optical
In this work, we propose a compact low-power optical receiver, which takes full advantage of the properties of silicon-photonic devices and deep submicron CMOS technologies to achieve high
Given the surging demand for energy-efficient, high-speed, and scalable optical I/O solutions, this work offers a viable and forward-looking
Abstract Signal recovery is demonstrated for a phase-diversity coherent receiver with free-running LO. After a direct translation of unamplified photocurrents to the optical frequency domain, the signal is
The coherent optical receiver (CORX) leverages a monolithic 45-nm CMOS SOI photonic-enabled process to realize an energy-efficient quadrature phase shift keying (QPSK) demodulation.
Fig. 1 | Optical links using four-level pulse amplitude modulation. a, Block diagram of a typical optical WDM PAM-4 transmitter. b, Block diagram of a typical optical WDM PAM-4 receiver. c, A survey of
Optical VCSEL-based links operating in on-off keying (OOK) modulation represent a robust energy-efficient solution for short-reach optical interconnects in datacenters. We report on the
The coherent optical receiver (CORX) leverages a monolithic 45-nm CMOS SOI photonic-enabled process to realize an energy-efficient quadrature phase shift keying (QPSK) demodulation. Co
In this paper, the main aim of the author is to design an energy efficient [11-14] transceiver for wireless optical communication. Figure 1 represents the different modes of communication.
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