Deploying TD-LTE at 600 MHz “will result in...
Deploying TD-LTE at 600 MHz “will result in both efficiency losses and operational deficiencies,” T-Mobile US representatives said Thursday during a meeting with officials from the FCC Wireless Bureau, the Office of Engineering and Technology and the Office of Strategic…
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Planning and Policy Analysis, said an ex parte report carrier counsel Trey Hanbury filed Monday. TD-LTE in low-frequency spectrum has “link budget deficits and performance constraints compared to FDD LTE as well as real-world limitations on the feasibility of variable downlink-uplink configurations,” Hanbury said in the filing. “TD-LTE may function as an alternative for supplemental downlink spectrum, but guard band requirements must be considered in that scenario.” T-Mobile representatives also urged the FCC to consider terrain topology and morphology when it sets exclusion zones. In Seattle, for example, “failing to account for the surrounding mountains that block transmissions would result in larger exclusion zones than required to protect wireless broadband services in adjacent markets from harmful interference,” Hanbury said (http://bit.ly/16XLL2O).