bandwidth amplifiers
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Gain Uniformity Optimization of SOA-Based Optical Packet Switching Nodes for Performance and Scalability Improvements
White Paper A design methodology is proposed in this paper that can potentially provide effective bandwidth and scalability improvements to optical packet switching environments utilizing semiconductor optical amplifiers as broadcast-and-select switching... [18 Jul 2008]
Utilizing Path Diversity in Optical Packet Switched Interconnection Networks
White Paper Semiconductor Optical Amplifiers (SOAs) are used as switching elements to allow for all-optical wideband transmission and packet-rate granularity, facilitating high bandwidth, ultra-low latency, and high utilization that are required for future... [18 Jul 2008]
10 Gbps NRZ-DPSK Modulation in SOA-Based Optical Packet Switching Networks
White Paper In most OPS network architectures, Semiconductor Optical Amplifiers (SOA) are the predominant technology used in switching elements due to their fast switching time, broad gain bandwidth and potential for hybrid integration with optical and... [18 Jul 2008]
Advanced Design Methods of Doherty Amplifier for Wide Bandwidth, High Efficiency Base Station Power Amplifiers
White Paper This paper has proposed advanced design methods of Doherty amplifier for high efficiency base station power amplifiers with wide bandwidth. First, the paper develops Doherty amplifier with uneven power drive which is provided more input power to... [11 Jul 2008]
Maximizing Bandwidth in CCII for Wireless Optical Applications
White Paper This paper discusses bandwidth problems associated with the usage of second-generation current conveyors in wireless optical systems, and presents a new current amplifier with wide bandwidth and large input dynamic range, developed for Fast... [10 Jul 2008]
Comparing Metro DWDM Systems
White Paper Achievable system reach was in the range of 50-80 Km and no amplifiers were considered. Despite being historically introduced to alleviate bandwidth problems in backbone Long Haul networks, the adoption of WDM-based transmission system is rapidly... [03 Jul 2008]
Photos: Australian broadband goes for a deep-sea dive
Photo The only additional baggage is the optical signal amplifiers, of which 121 were used in the connection from Sydney to Hawaii - one every 75km. This is, in turn, coated in a copper sheet, which carries 12kV of charge to power the optical amplifiers. [14 Apr 2008]
Quantum?Dot?Based Photonic Devices
White Paper The paper has also fabricated high-performance, quantum-dot optical amplifiers with a wide bandwidth of over 100 nm, high gain of 20 dB, and high optical output power of over +20 dBm. This paper is developing quantum-dot lasers and quantum-dot... [15 Feb 2008]
Routing Requirements in Photonic Networks
White Paper Conventional optical backbone networks consist of line systems (amplifiers and regenerators), Add-Drop Multiplexers (ADMs) and digital cross-connects. Routing at conventional optical networks may need to consider only hop count, bandwidth... [15 Sep 2007]
Linearity Considerations of W-CDMA Front-Ends for UMTS
White Paper Measurements of amplifiers with sinusoidal and broadband signals confirm the obtained results. The signals used in UMTS have wide bandwidth and high crest factors. Circuit designers use sinusoids to design and simulate their building blocks. [19 Jul 2005]
VRM8.5 Multiple-Output Motherboard Power Controllers (ISL6523EVAL1, ISL6524EVAL1)
White Paper The switching converters employ voltage-mode control architecture and high circuit performance is insured by the use of high gain-bandwidth product error amplifiers, high-accuracy references, and continuously adaptive shoot-through protection. [05 Oct 2004]
Building Optical Metro Access Networks
White Paper These amplifiers will have lower costs, take up a smaller amount of the provider’s real estate, use existing fiber, and will be flexible to change as the metro network evolves. The demand for the delivery of higher bandwidth communications services... [25 Feb 2004]
Peter Cochrane's Uncommon Sense: DIY v DIFM networks
Comment A few knowledgeable individuals set about building towers with high gain antennas and amplifiers to capture sufficient signal. They then distributed home-to-home using coaxial cable and electronic amplifiers. [26 Jun 2003]
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