Необходим перевод текста. bluetooth as befits their status as radio frequency experts, ericsson and nokia developed the rf side of bluetooth. the link works in a similar way to the ifee 802.11 wireless networking system, with a packet-switching protocol based on fast-frequency hopping direct sequence spread spectrum. in other words, it constantly switches channel to avoid interference. it changes frequency 1,600 times a second through 79 frequency bands. it’s expected that this will be so good at avoiding conflicting signals from other sources that the transmission power can be kept very low.

aleksandrzhark    1   01.10.2019 10:20    1