TV White Space regulation has been established in countries around the world including the US, UK, Canada, and Singapore.
Authorized spectrum databases are used to ensure interference-free operation in the TV band.
For more information on spectrum databases in your country and to find how many channels are available in a given area, the following spectrum database resources can be used. For complete list of spectrum database providers in your country, please check with your regulator.
FCC issued first Notice of Proposed Rule Making (NPRM) to allow Unlicensed Operation in TV Broadcast Bands
Adaptrum founded to develop cognitive radio systems that can unlock valuable unused spectrum for unlicensed broadband access
FCC conducted public testing of TVWS prototype devices, including the device submitted by Adaptrum, the only startup participating
November 2008: FCC unanimously approved unlicensed use of television white spaces and adopted the first revision of TVWS rules
FCC adopted second revision of the TVWS rules, which greatly facilitated the unlicensed use of the spectrum
UK’s OfCom launches Cambridge TV Whitespace Trial to test TV White Space technology and demonstrate uses and applications
FCC certified the first TVWS database provided by Spectrum Bridge
Adaptrum introduced its first generation product, ACRS1.0, the first high performance and fully FCC compliant TVWS broadband system
Adaptrum and Microsoft demonstrate TV White Space in Manilla, Philippines, during the annual meeting of the Asian Development Bank
November 2013: FCC certified the Google TVWS database together with Adaptrum’s ACRS1.0 system
April 2014: Adaptrum launches ACRS2.0 as the first commercial TVWS broadband system for volume production, and received FCC certification shortly after
Following success of TVWS in the US, UK, Singapore and Canada passed TVWS rules for commercial applications
Adaptrum received first certification for ETSi compliance for UK market and iDA approval in Singapore. ACRS 2.0 becomes the first commercial TVWS device to be certified for compliance in all regions world wide