نتایج جستجو برای: ultra low noise amplifier

تعداد نتایج: 1415547  

2001
Ickjin Kwon Hyungcheol Shin

A 2.4-GHz single-stage CMOS low noise amplifier (LNA) structure with ultra low power consumption is proposed. A current reuse technique is used to decrease power dissipation with increasing amplifier transconductance for the LNA. Thus, the same amplifier transconductance for the LNA will be achieved at decreased power dissipation. Also, due to the use of an inverter-type amplifier which has a s...

Journal: :IEICE Electronic Express 2007
Yi-Ching Lee Jenn-Hwan Tarng

In this paper, a low-power ultrawideband (UWB) lownoise amplifier (LNA) is proposed. Here, we propose a structure to combine the common gate with band pass filters, which can reduce parasitic capacitance of the transistor and to achieve input wideband matching. The π-section LC network technique is employed in the LNA to achieve sufficient flat gain. A bias resistor of large value is placed bet...

A new approach for designing an ultra wideband (UWB) CMOS low noise amplifier (LNA) is presented. The aim of this design is to achieve a low noise figure, reasonable power gain and low power consumption in 3.1-10.6 GHz. Also, the figure of merit (FOM) is significantly improved at 180nm technology compared to the other state-of-the-art designs. Improved π-network and T-network are used to obt...

Journal: :journal of computer and robotics 0
mahmoud mohammad-taheri faculty of electrical, computer and it engineering, qazvin branch, islamic azad university, qazvin, iran

a complete procedure for the design of w-band low noise amplifier in mmic technology is presented. the design is based on a simultaneously power and noise matched technique. for implementing the method, scalable bilateral transistor model parameters should be first extracted. the model is also used for transmission line utilized in the amplifier circuit. in the presented method, input/output ma...

Journal: :International Journal of Electrical and Computer Engineering (IJECE) 2018

Journal: :Academic journal of science and technology 2022

For 5G communication, both sub-6G and millimeter wave bands have their own advantages, while low-noise amplifier (LNA) is an essential component of the first stage receiving system, its performance plays a crucial role in overall system. Therefore, LNAs applicable to ultra-wideband reconfigurable can make full use high low frequency bands, which one research focuses communication development at...

This paper presents a new variable gain low noise amplifier (VG-LNA) for ultra-wideband (UWB) applications. The proposed VG-LNA uses a common-source (CS) with a shunt-shunt active feedback as an input stage to realize input matching and partial noise cancelling. An output stage consists of a gain-boosted CS cascode and a gain control circuit that moves the high resonant frequency to higher freq...

Journal: :Wireless Personal Communications 2016
Alireza Saberkari Vahideh Shirmohammadli M. C. E. Yagoub

ISSN: 2347-8578 www.ijcstjournal.org Page 315 A 3-6 Ghz Current Reuse Noise Cancelling Low Noise Amplifier For WLAN And WPAN Application Shivabhakt Mhalasakant Hanamant [1], Dr.S.D.Shirbahadurakar [2] M.E Student , Guide [2] Department of E & TC Dr. D.Y.Patil COE, Ambi Pune – India ABSTRACT A wideband low-noise amplifier (LNA), which is a key block in the design of broadband receivers for multi...

2016
Jitendra Mishra

This paper presents a ultra wideband low noise amplifier for 6GHz Applications. This proposed LNA is the extension of inductively common source amplifier and in this design we used transistor multifingering techniques in order to reduce noise and improves gain. This LNA is simulated by using UMC .18um CMOS mixed signal/RF process in cadence virtuoso. In this design, used current source biasing,...

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