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A portable pulse-interval modulation telemetry/multiplexing EEG recording system for use in the home
Electroencephalography and Clinical Neurophysiology
|November 1, 1979
Summary
A new portable 6-channel recording system uses time-division multiplexing for reliable data collection. This compact telemetry system reduces costs and overcomes limitations of traditional amplitude modulation techniques.
Area of Science:
- Biomedical Engineering
- Signal Processing
- Telemetry Systems
Background:
- Traditional recording systems face limitations in channel capacity and cost-effectiveness.
- Amplitude modulation techniques can encounter tape recording issues.
- Compact and reliable telemetry is crucial for various monitoring applications.
Purpose of the Study:
- To develop a portable, reliable, and cost-effective 6-channel recording system.
- To leverage time-division multiplexing (TDM) for enhanced channel capacity and reduced costs.
- To utilize pulse interval modulation (PIM) to overcome tape recording limitations.
Main Methods:
- Development of a compact 6-channel recording system.
- Implementation of time-division multiplexing (TDM) for data acquisition.
- Utilization of cable or radio telemetry for data transmission.
- Employing pulse interval modulation (PIM) for signal encoding.
Main Results:
- The developed system is portable and highly compact.
- Demonstrated reliability in domestic environments.
- TDM allows for expansion of channels and reduction in equipment/tape costs.
- PIM effectively overcomes limitations associated with amplitude modulation.
Conclusions:
- The new portable 6-channel recording system offers a reliable and cost-effective solution.
- Time-division multiplexing provides scalability and economic benefits.
- Pulse interval modulation enhances data recording capabilities, particularly for tape-based systems.