作者: J. Travis Sparks , Jean L. Meek
DOI:
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摘要: A utility usage data gathering system that is universally capable of operating with any other portion another disclosed. The comprises major portions, the universal transponder or actual device accumulates and will relay accumulated to reader/interrogator, reader read its own transponder. based on standard micro-electronic chips uses same logic in both reader/interrogator Each system, when polled by a foreign device, determine what communication protocol required respond collect transmit proper protocol. Both portions apparatus use switchable multi-tapped antennae, matching order transceive modulated electromagnetic wave which contains data.