2024-06-24
Wireless communication for printers
telecommunications Infrared (IrDA), Bluetooth (BLUETOOTH), WIFI (802.11b/g), RF2.4G wireless, RF433MHz wireless Infrared technology was still used on many portable printers before 2007, but as laptops and mobile phones gradually phased out infrared technology, fewer and fewer printers used infrared technology The wireless data communication technology of Bluetooth based mainstream portable printers has the advantages of low power consumption and directionless, but the disadvantages are limited transmission distance and cumbersome setup and pairing in the early stage WIFI is a technology used by some portable ticket and label printers, which has the advantages of long transmission distance and no directionality. The disadvantage is that it has higher power consumption for printers that rely entirely on batteries to operate RF2.4G wireless belongs to the free frequency band for civilian use. With the maturity of technology and the decrease in cost, it has been widely used in th