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What is GSM?
Originally called Groupe Sp¨Ścial Mobile, it is commonly known as the Global System for Mobile Communications.
It is a cellular network that operates in four different frequency ranges: 850MHz, 900MHz, 1,800MHz and 1,900MHz. Scandinavian countries use 400MHz and 450MHz frequency bands.
The network consists of the base station subsystem, the network and switching subsystem, and the GPRS core network (an optional part that enables packet-based data transmission.
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2012-05-17 Samsung adopts Amalfi CMOS transmit module
Amalfi Semiconductor's AM7808 CMOS transmit module has been selected by Samsung for multiple 2G handset platforms.
2012-04-03 Ease wireless DAQ using integrated sensor nodes with GSM modems
Ease wireless DAQ using integrated sensor nodes with GSM modems
2012-02-27 Tx modules are GSM/GPRS Class 12-compliant
Tx modules are GSM/GPRS Class 12-compliant
2012-01-04 GSM module readies for vehicle emergencies
GSM module readies for vehicle emergencies
2011-11-04 Position location strategies, applications (Part 2)
The second instalment of this series focuses on ad hoc and sensor network scenarios.
2011-09-02 CMOS-based transmit module lowers current usage
Amalfi Semiconductor presents high-performance, dual- and quad-band CMOS-based transmit modules for front-end GSM/GPRS cellular handsets that boast lower current consumption.
2011-07-20 M2M technology advances aid in low-cost applications
Tony Spizzichino of Telit RF Technology pushes for the combination of different technologies such as GSM/GPRS and Short Range RF to deliver innovative, reliable and optimised M2M applications.
2011-04-11 LTE shift brings uncertainty
With the arrival of LTE, the war between GSM and CDMA appears to be over but the impact of the shift to LTE on end users to silicon IP providers is still uncertain.
2011-02-11 LTE triple-mode modem platform supports all major OS
Renesas Mobile debuts the SP2531, an LTE triple-mode modem platform that offers extensive support for major mobile OS including Android, MeeGo and Symbian as well as Linux and Windows Mobile on PCs.
2011-02-09 Toshiba enters NFC market with UIM card
Toshiba Corp. will start delivery of commercial User Identity Module (UIM) cards with NFC support to Japanese mobile network operator (MNO), KDDI Corp., this February.
2010-11-29 Flexi base station controller enables higher voice capacity
Nokia Siemens Networks (NSN) unveils its Flexi Base Station Controller (BSC) that it claims has an edge over current base station controllers by providing 40 per cent boost to capacity.
2010-11-29 Embedded SIM threatens SIM manufacturers
The GSM Association's proposal for new embedded SIM card standards that could simplify activation and allow new devices could have serious implications for SIM manufacturers.
2010-11-04 Injector-diplexer supports LTE/GSM bands
Injector-diplexer supports LTE/GSM bands
2010-11-01 GSM/GPRS module available in plug-in form factor
GSM/GPRS module available in plug-in form factor
2010-10-25 Power amplifiers aimed at linear quad-band GSM/EDGE
Power amplifiers aimed at linear quad-band GSM/EDGE
2010-09-20 Unveiled: Single chip triple SIM solution for GSMs
Spreadtrum Communications Inc. flaunts the availability of the world's "first triple SIM in single chip solution"—the SC6600L7, which allows three GSM SIM cards running simultaneously in a single mobile handset.
2010-08-13 GSM corners 90% of Asia-Pacific mobile subscriptions
GSM corners 90% of Asia-Pacific mobile subscriptions
2010-07-08 Renesas, Nokia to strategise on HSPA+,LTE modem tech
Nokia will transfer its wireless modem business to Renesas Electronics which includes its wireless modem technologies for LTE, HSPA and GSM standards.
2010-06-25 Universal charging to hit power adapter market
The GSM Association for a Universal Charging Solution (UCS) initiative is expected to hit power adapter and charger shipments from 2015, according to the latest findings from IMS Research.
2010-06-02 pHEMT LNAs address multiple cellular infrastructure apps
Skyworks' pHEMT LNAs address multiple cellular infrastructure receiver applications including GSM, CDMA, WCDMA and LTE equipment.
2010-05-11 Creating GSM/GPRS power supply from TPS54260
Creating GSM/GPRS power supply from TPS54260
2010-04-28 Nokia Siemens strengthens relation with China telcos
Nokia Siemens Networks has signed frame agreements to continue selling GSM, W-CDMA and TD-SCDMA mobile network equipment and solutions to China telcos
2010-04-01 Trio to deliver cost-effective 4G handset
HelloSoft, Comsys Mobile and dmedia have banded together to develop a 4G handset using HelloSoft HS100 and Comsys' ComMAX CM1125 MultimodeWiMAX/GSM-EDGE Chipset.
2010-03-29 3G/4G synthesiser enables microwave-link , SDR apps
Skyworks Solutions Inc. has released high-performance broadband synthesisers to cover all GSM, W-CDMA and LTE frequency bands
2010-03-11 Designing a superheterodyne receiver using an IF sampling diversity chipset
The application note introduces a chipset to simplify receiver design and puts forth a design example based on GSM but can be extended to many open or closed air interface.
2010-03-03 2G transmit modules targets high end handsets
The 2G transmit module family from RFMD has been expanded to cover a full range of functionality and layout requirements across the GSM/GPRS chipsets of all major platform providers.
2010-02-24 Buck-boost converter voltage range suits all PC card slots
The LTC3127's input range of 1.8V to 5.5V is compatible with all types of PC card slots, USB and single-cell Li-ion or dual/triple-cell alkaline/NiCd/NiMH applications.
2010-02-22 Aircel, NSN team to roll out GSM services in north India
Aircel, NSN team to roll out GSM services in north India
2010-02-19 Modem ref design targets high-speed mobile apps
U-blox modem ref design packs base band processor, RF transceiver, antenna multiplexer and PA components to support eight bands of HSPA/UMTS/Edge/GPRS/GSM.
2009-12-29 Mobile WiMAX software suite ups test time to 300%
National Instruments debuts measurement software suite for mobile WiMAX as well as complies with other standards such as Fixed WiMAX, WLAN, GPS, and GSM/EDGE/WCDMA cellular standards.
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