CES 2012: Spreadtrum unveils single-chip multiMode TD-LTE/TD-SCDMA/GSM baseband modem

By Telecom Lead Team: Spreadtrum Communications, a
fabless semiconductor provider in China with advanced technology in
2G, 3G and 4G wireless communications standards, has introduced its first
TD-LTE baseband modem, the SC9610.


The modem is designed with 40nm CMOS silicon and
integrates multiple communication standards into a single-chip design,
including multiband TD-LTE and TD-SCDMA and quad-band EDGE/GPRS/GSM.


“Our single-chip multi-mode TD-LTE solution is a
highly integrated platform specifically designed for the communication
standards in use in China. The depth of experience we bring in TD-SCDMA
products, combined with our early leadership in China’s 4G network
evolution, positions Spreadtrum as a long-term leading provider of multimode
baseband solutions,” said Leo Li, Spreadtrum’s president and CEO.


The SC9610 has expanded Spreadtrum’s product portfolio to
4G standards, is sampling with customers who are evaluating the chip for use in
high end smartphone and datacard designs.


Spreadtrum’s SC9610 supports multiple bands, achieves
downlink speeds of 100 Mbps and uplink speeds of 50 Mbps and supports 5, 10, 15
and 20 MHz channels and 2×2 MIMO. The SC9610 is currently progressing through
field trials in China in tandem with customer design-in activities.


Earlier, Spreadtrum Communications launched the dual-SIM dual-standby technology for
TD-SCDMA mobile phones, which allows consumers to receive calls and texts, or
browse data, on either number while the phone is turned on.


Dual-SIM TD-SCDMA provides flexibility in the choice of
voice or data plan, allowing customers to retain or use different China Mobile
subscriptions for different purposes.  Dual-SIM provides the added
convenience of allowing for two “local” numbers, enabling users to
place local-rated calls while traveling between provinces, without carrying two


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