With the launch of the S23, the company is also improving interconnectivity of its devices to lock customers into using Samsung products rather than deserting to devices from Apple AAPL.O and other rivals. By Joyce Lee SEOUL, Feb 1 (Reuters) - Samsung Electronics 005930.KS unveiled its latest premium smartphones on Wednesday, in a test of its brand power as the market for mobiles undergoes unprecedented contraction. The Galaxy S23 smartphone series has better cameras and faster chips than its predecessor, but analysts said early sales would face weak demand as consumers spent less on discretionary goods amid surging inflation.