Articles with "ghz" as a keyword



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Design and Dosimetric Characterization of a Broadband Exposure Facility for In Vitro Experiments in the Frequency Range 18-40.5 GHz.

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Published in 2021 at "Bioelectromagnetics"

DOI: 10.1002/bem.22376

Abstract: A novel exposure facility for exposing cell monolayers to centimeter and millimeter waves (18-40.5 GHz) used by future 5G mobile communication technology and similar applications has been developed. A detailed dosimetric characterization of the apparatus for… read more here.

Keywords: exposure facility; exposure; dosimetric characterization; cell ... See more keywords
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Optically reconfigurable planar monopole antenna for cognitive radio application

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Published in 2019 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.31678

Abstract: Frequency reconfigurable antenna is one of the important elements needed for cognitive radio application. Such antenna can be designed using highly resistive (HR) silicon (Si) operating as an optical switch. This letter presents a novel… read more here.

Keywords: antenna; ghz ghz; cognitive radio; reconfigurable planar ... See more keywords
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Substrate‐integrated waveguide‐based slot antenna for 60 GHz wireless applications

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Published in 2019 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.31841

Abstract: The substrate‐integrated waveguide (SIW)‐based slot antenna is proposed for millimeter wave applications that is 60 GHz applications. The proposed design uses a microstrip feed for excitation, the crown‐shaped slot is used, and dimensions are 14 mm… read more here.

Keywords: slot antenna; based slot; slot; integrated waveguide ... See more keywords
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A novel cylindrical dielectric resonator antenna based on Fibonacci series approach

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Published in 2019 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.31887

Abstract: A novel cylindrical dielectric resonator antenna based on Fibonacci series approach is presented in this letter. Because of the presence of major and minor axis, the antenna characteristics resemble an Elliptical DRA. Optimized radius to… read more here.

Keywords: antenna; cylindrical dielectric; dielectric resonator; ghz ... See more keywords
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Coplanar waveguide‐based ultra‐wide band antenna with switchable filtering of WiMAX 3.5 GHz and WLAN 5 GHz signals

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Published in 2020 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32321

Abstract: This paper presents a compact single‐layer UWB antenna based on a coplanar waveguide structure. The antenna operates within bandwidth from 3 to 10.6 GHz (111.76%). The antenna incorporates two notch‐filters, designed to mitigate possible interference with… read more here.

Keywords: antenna; coplanar waveguide; wimax; band ... See more keywords
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A compact triple band circularly polarized planar antenna for wireless application

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Published in 2020 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32361

Abstract: A compact planar triple band circularly polarized (CP) antenna loaded with parasitic elements is proposed for wireless applications. For achieving circular polarization 2 inverted L‐shaped strips are added to the longer arm of dual band… read more here.

Keywords: antenna; band circularly; planar; triple band ... See more keywords
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Design and performance analysis of a CPW‐fed circularly polarized implantable antenna for 2.45 GHz ISM band

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Published in 2020 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32514

Abstract: A CPW‐fed, circularly polarized (CP)antenna operating at 2.45 GHz ISM band is investigated for in‐body biotelemetry. Antenna has compact volume of 98mm3 (14 mm × 14 mm × 0.5 mm) and printed on RO 3010 substrate. By using inverted z‐shaped radiator with… read more here.

Keywords: ism band; fed circularly; ghz ism; ghz ... See more keywords
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A 27‐33 GHz compact medium power amplifier with pole‐tuning technique in 130 nm CMOS technology

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Published in 2020 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32590

Abstract: This article proposes a 27‐33 GHz compact medium power amplifier with pole‐tuning technique in 130 nm CMOS technology. The resonant frequencies of three stages are arranged appropriately by pole‐tuning technique to achieve wide bandwidth. π‐type network is… read more here.

Keywords: tuning technique; technology; power; ghz ... See more keywords
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Enhanced radiation gain and efficiency of a metamaterial‐inspired wideband microstrip antenna using substrate integrated waveguide technology for sub‐6 GHz wireless communication systems

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Published in 2021 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.32825

Abstract: This paper shows a technique to enhance the radiation gain and efficiency of metamaterial (MTM) inspired planar antenna using substrate integrated waveguide (SIW) technology for sub‐6 GHz wireless communication systems. The antenna consists of MTM… read more here.

Keywords: gain efficiency; antenna; ghz; technology ... See more keywords
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A 7-GHz Fast-Lock Two-Step Time-to-Digital Converter-Based All-Digital DLL

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Published in 2020 at "Circuits, Systems, and Signal Processing"

DOI: 10.1007/s00034-019-01230-x

Abstract: This paper presents a new fast-lock all-digital delay-locked loop (DLL) for next-generation memory devices such as DDR5 SDRAMs. The proposed DLL utilizes a new two-step time-to-digital converter (TDC)-based phase detecting and tracking scheme that results… read more here.

Keywords: two step; time; ghz; dll ... See more keywords
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Wideband Phase-Compensated VGA with PMOS Switch in 40-nm CMOS for 120-GHz Band

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Published in 2021 at "Journal of Infrared, Millimeter, and Terahertz Waves"

DOI: 10.1007/s10762-021-00794-7

Abstract: This paper presents a 120-GHz wideband phase-compensated variable gain amplifier (VGA) with a p-type metal–oxide–semiconductor (PMOS) switch using a 40-nm CMOS process. By applying a PMOS switch to the common source (CS) amplifier, the gain… read more here.

Keywords: ghz; 120 ghz; gain; pmos switch ... See more keywords