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OBJECTIVE To investigate the metabolic effects of open Roux-en Y gastric bypass (RYGB) on pancreatic endocrine reserve in overweight/obese Chinese patients with type 2 diabetes during postoperative year 1. METHODS Retrospective analysis comparing pre- and postoperative results of oral glucose tolerance tests (OGTT) with determinations of insulin and(More)
Transmit beamforming is a traditional technique for multi-antenna network. Recently, idea of beamforming is applied in wireless sensor network, which can extent its communication distance significantly. An extendable scheme is proposed for carrier synchronization of distributed beamforming in this paper. All slave nodes adjust local oscillation with the(More)
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