Smartphones inside out – part 2: mobile networks

Reading Time: 14 minutes I wrote a post about mobile phones a “bit” earlier. This is the follow-up, with mobile networks. They are, inevitably, something that the whole mobile culture relies on. Yet I think mobile networks have received quite little interest from general public. 5G is a hot topic right now in 2018. The generations of mobile networks […]

Anatomy of an operating system

Reading Time: 2 minutes There must have been time, when you most likely would’ve received some major antidotes for talking about operating systems that could fit into a mobile phone. Radio phones used analog technology, and they were like tuned musical instruments, only that these devices operated on a specified band of electromagnetic spectrum. The early mobile phones were […]

Katsaus lamaan ja talouteen

Reading Time: 3 minutes Image via Wikipedia Luen paraikaa kirjaa Anna Svedholmista, eli tuttavallisemmin “Kellokosken prinsessasta”. Varsinkin alkupäässä kuvaus Helsingistä ja Suomen taloudellisista oloista ylipäätään on aivan kultaista tietoa. Kirja inspiroi omalla tavallaan pitkästä aikaa kirjoittamaan Jukkasoftin blogiini. Alla pieni ote (noin 1910-l.): “Annan perhe asui Punavuoren perinteikkäässä ja pahamaineisessakin työläiskaupunginosassa. Näissä Rööperin vuokrataloissa saattoi asua rinnan ja jopa […]