Traditional Culture Encyclopedia - Photography and portraiture - What are the entry-level SLR cameras with wiFi function?
What are the entry-level SLR cameras with wiFi function?
WI-FI (wireless fidelity) is a technology that can wirelessly connect personal computers, handheld devices and other terminals. It was invented by CSIRO, an Australian government research institute, by john O'Sullivan in 1990s, and was called "the father of Wi-Fi" by the media.
IEEE once asked the Australian government to give up the Wi-Fi patent and let the world use Wi-Fi technology for free, but it was rejected.
The Australian government subsequently won the lawsuit or settled out of court in the United States, suing almost all electrical and telecommunications companies in the world (including Apple, Intel, Lenovo, Dell, AT & amp; T, Sony, Toshiba, Microsoft, Acer, ASUS, etc. ).
20 10 every time we buy an electronic device with Wi-Fi technology, the price paid includes the patent fee paid to the Australian government.
In 20 10, it is estimated that there will be 3 billion electronic devices using Wi-Fi technology every day in the world, and by the end of 20 13, that is, after the expiration of CSIRO's wireless network patent, this number will increase to 5 billion.
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