Hand-held acquisition control system for carrier device
A handheld, carrier technology, applied in inspection devices, instruments, time registers, etc., to ensure safety, improve monitoring capabilities, and achieve good monitoring effects
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[0033] Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0034] A hand-held acquisition controller for a carrier device, comprising a hand-held PDA with a serial port, preferably installed with a windows CE operating system. The PDA has its own storage unit, processing chip, display unit, and communication unit. Embed a short-range signal receiving module, an alarm module and a human-computer interaction module in the handheld PDA.
[0035] The short-range signal receiving module is used for two-way data transmission with the signal transceiving module in the carrier device. Preferably, the frequency modulation communication method adopts FSK.
[0036] Embed a short-range signal receiving module, a precision clock module, encryption and decryption modules A, B, an authorization flag module, an over-distance flag module, a search and alarm module and a human-computer interaction module in the hand...
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