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Description
| - Článek popisuje novou kalibrační techniku, která je použita v 10-bitovém řetězovém převodníku DA. Převodník pracuje v technice spínaných kapacitorů. Protože je převodník určen pro aplikace s bateriovým napájením, byla uvažována i potřeba co nejmenší spotřeby obvodu. Spolu s novou kalibrační technikou byly použity modifikované obvodové techniky, které dohromady řeší problémy spojené s technikou SC. (cs)
- The article presents new background calibration technique, which is utilized in new 10-bit low power switched-capacitor(SC) pipelined ADC. Since portable applications demand for low power consumption, it is one of the most important issues considered in the design. A modified operationalamplifier (op-amp) sharing technique – shared operational transconductance amplifier (OTA) was used to decrease the power usage as well as capacitor scaling approach. The problems caused by SC (i.e. clock feedthrough from digital part through the switches, capacitor mismatch etc.) are avoided using the fully differential circuitry in conjunction with novel background calibration. The special OTAs and comparators were designed for this purpose and to obtain large bandwidth. The power consumption of the OTAs was taken into account too. The finite OTA dc gain problem is solved in digitaldomain using background calibration. The capacitor mismatch and OTA offset are compensated in the same manner as me
- The article presents new background calibration technique, which is utilized in new 10-bit low power switched-capacitor(SC) pipelined ADC. Since portable applications demand for low power consumption, it is one of the most important issues considered in the design. A modified operationalamplifier (op-amp) sharing technique – shared operational transconductance amplifier (OTA) was used to decrease the power usage as well as capacitor scaling approach. The problems caused by SC (i.e. clock feedthrough from digital part through the switches, capacitor mismatch etc.) are avoided using the fully differential circuitry in conjunction with novel background calibration. The special OTAs and comparators were designed for this purpose and to obtain large bandwidth. The power consumption of the OTAs was taken into account too. The finite OTA dc gain problem is solved in digitaldomain using background calibration. The capacitor mismatch and OTA offset are compensated in the same manner as me (en)
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Title
| - Modeling of 10-bits, 40 MHz, low power pipelined ADC utilizing novel background calibration
- Modelování 10-bitového, 40 MHz, nízkopříkonového řetězového převodníku AD, který využívá novou kalibrační metodu (cs)
- Modeling of 10-bits, 40 MHz, low power pipelined ADC utilizing novel background calibration (en)
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skos:prefLabel
| - Modeling of 10-bits, 40 MHz, low power pipelined ADC utilizing novel background calibration
- Modelování 10-bitového, 40 MHz, nízkopříkonového řetězového převodníku AD, který využívá novou kalibrační metodu (cs)
- Modeling of 10-bits, 40 MHz, low power pipelined ADC utilizing novel background calibration (en)
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skos:notation
| - RIV/00216305:26220/06:PU57508!RIV07-GA0-26220___
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - P(FT-TA/050), P(GA102/05/0869), Z(MSM0021630503)
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/00216305:26220/06:PU57508
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - Pipelined ADC, switched-capacitors, background calibration, portable devices (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...ontrolniKodProRIV
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http://linked.open...v/mistoKonaniAkce
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http://linked.open...i/riv/mistoVydani
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http://linked.open...i/riv/nazevZdroje
| - Proceedings of ICN 2006, ICONS 2006, MCL 2006
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...iv/tvurceVysledku
| - Fujcik, Lukáš
- Háze, Jiří
- Vrba, Radimír
- Sajdl, Ondřej
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http://linked.open...vavai/riv/typAkce
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http://linked.open.../riv/zahajeniAkce
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http://linked.open...n/vavai/riv/zamer
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number of pages
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http://purl.org/ne...btex#hasPublisher
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https://schema.org/isbn
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http://localhost/t...ganizacniJednotka
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