The Broadband World Forum was on this week and most broadband players arrange for major announcements to be timed to arrive around the show. Last week we previewed Sckipio and Broadcom with G.fast chips which supported Dynamic Time Allocation (DTA), and this theme continues along with GPON tech, with multiple announcements from Adtran, Nokia, Broadcom, Huawei and ADB. Adtran said that it now has a device which uses DTA in 212 MHz of spectrum which will double G.fast speeds, with upload and download speeds being dynamically adjustable in either direction. It did however talk about it being suitable for coaxial or single copper pair environments, which are low crosstalk, whereas Sckipio said that it had a partner product that could…