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Abstract
This paper presents a single-stage CMOS narrowband transmitter front-end for the 433-MHz band for low-power applications. The architecture utilizes an off-chip copper loop both as an inductor in a digitally controlled LC oscillator and a radiating element. The carrier frequency can be tuned using on-chip capacitors in steps smaller than 130 kHz over a 141-MHz tuning range. Measured current consumption, drawn from a 1.2-volt supply, is 315 μA and 2.7 nA during on-time and off-time, respectively. Approximate power of the radiated carrier signal is -27 dBm during continuous wave transmission. Due to a fast start-up time and low leakage, the front-end supports well data rates up to 5 Mbps and low-power modulation schemes where the carrier need not be generated all the time e.g. on-off keying (OOK), pulse-position modulation (PPM) and differential pulseposition modulation (DPPM).
Original language | English |
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Title of host publication | 2018 IEEE International Symposium on Circuits and Systems, ISCAS 2018 - Proceedings |
Publisher | IEEE |
Number of pages | 4 |
Volume | 2018-May |
ISBN (Electronic) | 9781538648810 |
DOIs | |
Publication status | Published - 26 Apr 2018 |
MoE publication type | A4 Conference publication |
Event | IEEE International Symposium on Circuits and Systems - Florence, Italy Duration: 27 May 2018 → 30 May 2018 http://www.iscas2018.org/ |
Publication series
Name | IEEE International Symposium on Circuits and Systems proceedings |
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ISSN (Electronic) | 2379-447X |
Conference
Conference | IEEE International Symposium on Circuits and Systems |
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Abbreviated title | ISCAS |
Country/Territory | Italy |
City | Florence |
Period | 27/05/2018 → 30/05/2018 |
Internet address |
Keywords
- CMOS integrated circuits
- digital control
- LC circuits
- low-power electronics
- oscillators
- radio transmitters
Fingerprint
Dive into the research topics of 'Low-Power Single-Stage Narrowband Transmitter Front-End for 433-MHz Band'. Together they form a unique fingerprint.Projects
- 2 Finished
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Aalto: Towards Digital Paradise
Halonen, K. (Principal investigator), Saarinen, V. (Project Member), Pulkkinen, M. (Project Member), Moayer, M. M. (Project Member), Haapala, T. (Project Member) & Salomaa, J. (Project Member)
01/01/2017 → 31/12/2018
Project: Business Finland: Other research funding
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The Naked Approach
Halonen, K. (Principal investigator), Moayer, M. M. (Project Member), Pulkkinen, M. (Project Member), Salomaa, J. (Project Member) & Haapala, T. (Project Member)
01/03/2015 → 30/06/2018
Project: Business Finland: Strategic research openings