Wi-Fi Riddles: Invisible 40MHz

A while ago I stayed in a small hotel that, had virtually all the problems of 'small hotel wi-fi' (including unresponsive one-device-per-room hotspot and lack of support outside of business hours. How many people stay at the hotel inside the business hours?). This is very typical of a WLAN installation made by a small local... Continue Reading →

802.11ad effective range and use cases

Ok, so 802.11ad, previously known as WiGig, promises speeds up to 7GB, which should be enough to stream 4K video w/o problems. So, can I use it for the surveillance system and other video streaming applications? Let's see: According to Wiki, the minimal Rx sensitivity for minimal datarate (that is 385Mbps PHY mind you!) is... Continue Reading →

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