The BCM4751 family is Broadcom’s second-generation multi-constellation GNSS receiver.
The BCM47511 is a multi-constellation GNSS receiver, supporting GPS + GLONASS + QZSS.
It was announced on 9 Feb 2011 in East-West Digitial News, mentioning support for GLONASS.
The BCM47511 appears in the Samsung Galaxy S III (Exynos) of May 2012
The BCM4751 is a multi-constellation GNSS receiver, supporting GPS + QZSS.
It was announced on 6 Oct 2010 in GPS Daily, mentioning support for QZSS.
The BCM4751 appears in several Samsung phones, including: