Preview at WWDC likely in June, followed by September launch.
Apple Orders 15 Million iPhone 5s, Shipping Begins in September
DigiTimes claims that Pegatron Technology has received orders for 15 million iPhone 5 devices from Apple and is set to start shipping in September 2011.
The sources pointed out that as the iPhone 5, which does not seem to have any major update from iPhone 4, is already set for shipment in September, they are already started supplying components to Pegatron with Pegatron's plants in Shanghai, China also recently started hiring for manpower.DigiTimes is a frequent source for production and order rumors from Apple. They had previously predicted that Pegatron received an order for CDMA iPhone 4s for the fourth quarter of 2010. The actual Verizon (CDMA) iPhone was announced in January of 2011 and shipped the following month.
Apple skipped the usual yearly upgrade cycle this year and made no iPhone hardware announcements at this year's WWDC. Instead, the iPhone 5 has been rumored to be launching in September.