Results 101 to 110 of about 10,343 (214)

2.4 GHz CMOS Power Amplifier with Mode-Locking Structure to Enhance Gain

open access: yesThe Scientific World Journal, 2014
We propose a mode-locking method optimized for the cascode structure of an RF CMOS power amplifier. To maximize the advantage of the typical mode-locking method in the cascode structure, the input of the cross-coupled transistor is modified from that of ...
Changhyun Lee, Changkun Park
doaj   +1 more source

High DC gain self‐cascode structure of OTA design with bandwidth enhancement

open access: yesElectronics Letters, 2016
A high DC gain self‐cascode structure of operational transconductance amplifier (OTA) design with bandwidth enhancement is proposed. Based on the concept of self‐cascode structure, which provides high output resistance and transconductance, the proposed ...
Daiguo Xu, Lu Liu, Shiliu Xu
doaj   +1 more source

Electronically Tunable Resistorless Mixed Mode Biquad Filters [PDF]

open access: yes, 2013
This paper presents a new realization of elec¬tronically tunable mixed mode (including transadmittance- and voltage-modes) biquad filter with single input, three outputs or three inputs, single output using voltage differ-encing transconductance ...
Kacar, F., Yesil, A.
core   +1 more source

Switching Behavior of Cascode GaN Under Influence of Gate Driver

open access: yesCSEE Journal of Power and Energy Systems
With high-frequency, low power dissipation and high-efficiency characteristics, Gallium nitride (GaN) power devices are of significant benefit in designing high-speed motor drives, as they improve performance and reduce weight.
Bin Luo, Guangzhao Luo, Sihai Li
doaj   +1 more source

Investigation on the Degradation Mechanism of Si/SiC Cascode Device Under Repetitive Short-Circuit Tests

open access: yesIEEE Open Journal of Power Electronics
The Si/SiC Cascode device has been widely accepted in various applications, however, its reliability issue still remains a major concern and needs to be extensively investigated.
Qiusheng Zhang, Hangzhi Liu, Yuming Zhou
doaj   +1 more source

Pseudo-class-AB telescopic-cascode operational amplifier

open access: yesElectronics Letters, 2004
A class-AB architecture for single-stage operational amplifiers is presented. The structure employs a switched-capacitor level shifter to apply the signal to both sink and source output transistors to create the class-AB behavior. Using this structure, the current mirror circuit of traditional class-AB structures can be eliminated.
M. Taherzadeh-Sani, R. Lotfi, O. Shoaei
openaire   +1 more source

Progress with PXIE MEBT Chopper [PDF]

open access: yes, 2013
A capability to provide a large variety of bunch patterns is crucial for the concept of the Project X serving MW-range beam to several experiments simultaneously.
/Fermilab   +10 more
core   +2 more sources

Design of Low Noise Amplifier for IEEE Standard 802.11b Using Cascode and Modified Cascode Techniques

open access: yesProcedia Technology, 2016
AbstractThis paper presents the performance comparison of two Low Noise Amplifiers (LNA), a basic Cascode and a modified cascode LNA for IEEE 802.11b protocol, WLAN. A modified cascode LNA with dual Common source transistors is designed and the performance parameters are compared with a designed basic cascode stage.
Prameela, B., Daniel, Asha Elizabeth
openaire   +1 more source

Experimental study on 5 MeV proton irradiation of enhancement-mode GaN HEMT devices

open access: yesHe jishu
BackgroundGaN-based high electron mobility transistor (HEMT) has been widely used in satellite communication, space station and other fields due to its high thermal conductance, high breakdown voltage and radiation resistance. However, the existence of a
QIU Yiwu   +3 more
doaj   +1 more source

Design of Cryogenic SiGe Low-Noise Amplifiers [PDF]

open access: yes, 2007
This paper describes a method for designing cryogenic silicon-germanium (SiGe) transistor low-noise amplifiers and reports record microwave noise temperature, i.e., 2 K, measured at the module connector interface with a 50-Ω generator.
Bardin, Joseph C.   +2 more
core  

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