Amid recent announcements of support of HD Voice over LTE networks, Global mobile Suppliers Association (GSA) has confirmed the launch of HD Voice in 35 countries on 45 GSM, 3G/HSPA, LTE networks.

The number of LTE user devices announced in the market has more than tripled over the past year and 67 manufacturers have so far announced 417 LTE-enabled user devices, confirmed GSA. The figures include 83 LTE smartphones and 31 tablets. 68 out of 417 devices can operate in the TDD mode.

A recent LTE report from GSA confirms that commercial networks quadrupled in 12 months and so far 80 LTE operators have launched commercial services. In 2012, 33 networks has been launched till June 4. This figure includes 7 commercial LTE TDD systems which are launched in Brazil, India, Japan, Poland, Saudi Arabia and Sweden.

GSA has confirmed that 72 LTE operators have launched commercial LTE services, including 25 networks launched so far in 2012. Commercial LTE services are now available today in 37 countries.

Recently published GSA report confirms that 63 manufacturers have announced 347 LTE-enabled user devices so far. In 2011. around 250 new LTE user devices were added. GSA further says that the number of smartphones has increased by one third since January 2012. The number of LTE-capable tablets increased 72% in the same period.

Despite faster operator commitments for LTE deployment, HSPA investments are not slowing down. Confirming that HSPA+ is quickly expanding, GSA reports that a total of 241 operators have committed to HSPA+ network deployments, representing an increase of over 62% in the past year. HSPA+ networks are being deployed in 106 countries, 39 countries more than a year ago.

GSA has confirmed that 208 operators are now investing in FDD/TDD LTE, which is 98 operators more than in June 2010.