Method and apparatus for broadcast geo-location database (gldb) for television white space (tvws) spectrum access

A white space device (WSD) for ascertaining television white space (TVWS) geo-location database (GLOB) information, the device comprising:

• a receiver unit configured to receive, over a radio frequency (RF) network which is other than an internet protocol (IP) network, a plurality of RF broadcast signals of at least one existing television or radio channel;
• a first extraction unit configured to extract a plurality of data signals from the RF broadcast signals;
• a second extraction unit configured to extract, from the data signals, at least one of TVWS GLDB data, time reference data and broadcast transmitter data which comprises at least one of transmitter location data and transmitter identification;
• and
• a channel selection unit configured to:
• ascertain at least one available white space channel based on the at least one of TVWS GLDB data, time reference data and broadcast transmitter data;
• and
• select one of the at least one available white space channel for performing TVWS communication.