Results 91 to 100 of about 6,460 (218)

A 64 GBaud Dual Channel Differential Linear Trans-impedance Amplifier

open access: yesGuangtongxin yanjiu, 2023
【Objective】For the implementation of Trans Impedance Amplifier (TIA) in 400 Gbit/s Dual Polarization (DP)– 16 Quadrature Amplitude Modulation (QAM) coherent receiver.【Methods】A 64 GBaud dual channels differential linear TIA in advanced Silicon Germanium ...
LIN Shaoheng
doaj  

A 77 GHz on-chip strip dipole antenna integrated with balun circuits for automotive radar [PDF]

open access: yes, 2012
In this paper, design and implementation of a 77 GHz on-chip strip dipole antenna integrated with both lumped and transmission line based balun circuits are presented.
Kaynak, Mehmet   +2 more
core   +1 more source

Low-voltage waveguide Ge APD based high sensitivity 10 Gb/s Si photonic receiver [PDF]

open access: yes, 2015
We demonstrate low-voltage Ge waveguide avalanche photodetectors (APDs) with gain-bandwidth product over 100GHz. A 5.8dB avalanche sensitivity improvement (1x10(-12) bit error ratio at 10Gb/s) is obtained for the wire-bonded optical receiver at -5.9V APD
Absil, P   +10 more
core   +2 more sources

A Fully Integrated 24-GHz Eight-Element Phased-Array Receiver in Silicon [PDF]

open access: yes, 2004
This paper reports the first fully integrated 24-GHz eight-element phased-array receiver in a SiGe BiCMOS technology. The receiver utilizes a heterodyne topology and the signal combining is performed at an IF of 4.8 GHz. The phase-shifting with 4 bits of
Guan, Xiang   +2 more
core  

Test beam measurement of the first prototype of the fast silicon pixel monolithic detector for the TT-PET project [PDF]

open access: yes, 2018
The TT-PET collaboration is developing a PET scanner for small animals with 30 ps time-of-flight resolution and sub-millimetre 3D detection granularity. The sensitive element of the scanner is a monolithic silicon pixel detector based on state-of-the-art
Bandi, Y.   +15 more
core   +2 more sources

TX to RX Compact Leakage Cancellation Impedance Tuner for 60 GHz Monostatic Doppler Radar

open access: yesIEEE Journal of Microwaves
Monostatic radar shares a single antenna between the transmitter (TX) and receiver (RX) and offers an advantage of the reduced sensor size. However, due to the limited isolation of the coupler, the TX signal leaking into the RX significantly degrades the
Ahmad Mushtaq   +5 more
doaj   +1 more source

MIDAS: Automated Approach to Design Microwave Integrated Inductors and Transformers on Silicon [PDF]

open access: yes, 2013
The design of modern radiofrequency integrated circuits on silicon operating at microwave and millimeter-waves requires the integration of several spiral inductors and transformers that are not commonly available in the process design-kits of the ...
Alimenti, F.   +4 more
core   +1 more source

Transmitter Architectures Based on Near-Field Direct Antenna Modulation [PDF]

open access: yes, 2008
A near-field direct antenna modulation (NFDAM) technique is introduced, where the radiated far-field signal is modulated by time-varying changes in the antenna near-field electromagnetic (EM) boundary conditions. This enables the transmitter to send data
Babakhani, Aydin   +2 more
core   +1 more source

A fully integrated multiband frequency synthesizer for WLAN and WiMAX applications [PDF]

open access: yes, 2010
This paper presents a fractional N frequency synthesizer which covers WLAN and WiMAX frequencies on a single chip. The synthesizer is fully integrated in 0.35μm BiCMOS AMS technology except crystal oscillator.
Gurbuz, Yasar   +8 more
core   +1 more source

Design and Analysis of an Ultra-Wideband High-Precision Active Phase Shifter in 0.18 μm SiGe BiCMOS Technology

open access: yesJournal of Low Power Electronics and Applications
This paper presents an active phase shifter for phased array system applications, implemented using 0.18 μm SiGe BiCMOS technology. The phase shifter circuit consists of a wideband quadrature signal generator, a vector modulator, an input balun, and an ...
Hao Jiang   +3 more
doaj   +1 more source

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