Technical comparison of long-distance non-stop and short-distance card reading
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Long-distance non-stop and short-distance card reading
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Long-distance card reading
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Card reading at close range
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Adopting technology
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Radio frequency technology
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Radio frequency technology
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Technology maturity
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Mature
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Mature
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Reading distance
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1-10 meters
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10-15cm
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Consumables cost
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High: single cost 40-100 yuan
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Low: the cost of a leaflet is less than 2 yuan
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Consumables versatility
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Poor: Special
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High: use standard format
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System price
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High, 30-20 million card reader
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Low, card reader head 200-500 yuan
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Use environment requirements
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Low: can adapt to most environments
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Low: can adapt to most environments
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Ease of use
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Convenient, read the card without stopping
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Inconvenient: need to park
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Usage
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Only for highway tolls, high-end office buildings, and community use
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Heavy use
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Anti-counterfeiting
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High, not copyable
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High, not copyable
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Obviously, apart from the disadvantages of high cost, the long-distance card reading solution has far higher performance than short-distance card reading. With the development of technology, the cost is rapidly reduced, but the cost is equivalent to that of a 1-meter card reader. The card is inevitable. Long-distance electronic vehicle identification (EVI) is the development trend of parking lots. The new generation of parking lot management system adopts long-distance reading and writing cards, no parking, no need to shake the window, and can recognize at a distance of 3-20 meters (adjustable) The s-RFID card on the car automatically controls the opening of the barriers, and the car quickly clears the customs. The procedures for entering and exiting vehicles are simplified, the time for entering and exiting vehicles is shortened, and the efficiency of vehicle management is improved. There is no need to park and show certificates for entering and leaving the field, which provides great convenience to the owner, and also improves the safety of driving. It is very suitable for office buildings, high-end communities, high-level villas and continuously busy parking lots.
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