GPRS networks pave way for 3G launch
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2001-08-16 |
| The tussle between 2.5G and 3G is subject to sharp technology and marketplace contrasts. This paper evaluates critical issues in this space |
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| Converters for 3G are optimized for cost, size and power
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2006-04-06 |
| This article explores the transition from the highest-performance converters in 2G systems to the small, low-cost, low-power, highly integrated converters needed for 3G platforms, which redefine ADC power and performance specifications |
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| The 3G handset's power management challenges
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2006-07-03 |
| Consumers want multimedia features in their handsets without compromising runtime and battery life. The challenge is to maintain long runtimes in 3G phones, if not make them longer |
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| Unclogging the pipeline toward 3G technology
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2005-07-01 |
| To make GSM apps work seamlessly in the field, an intimate knowledge of 3G technology's four fundamental blocks is required |
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| High-speed packet service kick-starts migration to 3G
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2004-10-18 |
| Peak rates of up to 7Mbps and compatibility with legacy networks make HSDPA a good first step toward 3G cellular |
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| DSPs tackle speech recognition for 3G handsets
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2002-10-01 |
| High performance DSPs will ensure reliable ASR capability on 3G handsets |
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| Enhancing 3G handheld radios with smart antennas
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2005-01-17 |
| Smart antennas hold the promise of providing significant performance improvement in 3G handheld radios |
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| 2.5G/3G market ushers new mobile architecture
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2003-01-16 |
| To meet the diverse needs of 2.5 and 3G, a scaleable, open architecture is needed in portable design |
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| The 3G handset's power management challenges
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2006-07-03 |
| Consumers want multimedia features in their handsets without compromising runtime and battery life. The challenge is to maintain long runtimes in 3G phones, if not make them longer |
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| Maximizing voice quality across 3G nets
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2004-08-02 |
| Integration of echo cancellers in the gateway delivers superior voice quality in 3G networks |
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| Power management trends in 3G cellphones
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2004-11-01 |
| Manufacturers are now adopting switching regulators over the simpler, but less efficient, linear low-dropout regulators in 3G cellphones |
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| Simplifying LVDS Backplane Design In 3G Wireless Basestations
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2001-04-03 |
| The increasing demand for bandwidth is driving the communi- |
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| Apple iPhone 3G exposed
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2008-07-15 |
| Instead of trying to reinvent the device, Apple focused on enhancing the user experience and expanding its fan base. |
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| Spectrum analysis key to speed up 3G verification
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2003-10-01 |
| Time-to-market, competitiveness and market share are important considerations on the increasingly aggressive 3G market |
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| 2G design overhaul gives 3G phone
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2009-12-03 |
| Released in Q1 08, Samsung's SGH-J750 is an eye-opener on OEM sourcing decisions, ASIC development strategies and foot-in-the-door approaches behind the cell phone market. |
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| Digital control fits power amps for 3G
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2001-04-15 |
| Digital control fits power amps for 3G |
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| LAN connections: Essential key to 3G wireless
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2001-04-01 |
| Internet access appears poised to break free from its PC-based wireline model to a future of untethered connections via handheld portable terminals, including notebook computers, etc. This article discusses some of the problems encountered in wireless communication and why enhancements are needed to help this technology evolve. |
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| Serial buses cut EMI, cabling constraints in 3G cam phones
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2005-01-17 |
| Serdes plays a role in reducing cabling constraints and EMI when interfacing cameras and LCDs to baseband processors in mobile phones. |
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| GPS technology empowers 3G wireless handsets
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2004-07-16 |
| Qualcomm uses a GPS-based solution to improve positioning availability and accuracy in the wireless sector. |
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| New testing strategies for 3G basestation installation
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2002-07-01 |
| New test strategies aid cellsite technicians in addressing challenges resulting from the advent of IMT-2000 spread-spectrum systems. |
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| MC-CDMA promises wireless broadband beyond 3G
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2006-08-28 |
| Multi-carrier techniques can give you high data rates at reasonable receiver complexity. This article is about one of the most promising techniques: Multi Carrier Code Division Multiple Access (MC-CDMA). |
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| Powering up 3G handsets for MPEG-4 video
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2001-06-16 |
| Adaptive computing may hold the key to good performance and low-power consumption for MPEG-4 video. |
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| Mobile WiMAX enables IP convergence
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2008-10-01 |
| WiMAX deployment is emerging as the preferred choice of providers of IP convergence services. It has a clear advantage over 3G in terms of cost of building the network. Compressing technologies like ROHC enables the adoption of IP convergence, optimising the scarce bandwidth usage |
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| Understanding HSDPA's implementation challenges
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2005-09-01 |
| HSDPA promises to bridge the gap between 3G and Internet in delivering high-speed data access to many users in a cell |
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| Making the leap to 4G wireless
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2002-01-16 |
| While 3G has not quite arrived, designers are already thinking about 4G technology. With it comes challenging RF and baseband design headaches |
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| Enhance efficiency of femtocell's DSP with turbo encoder
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2009-02-12 |
| Learn how to implement an algorithm based on turbo codes for use in a 14.4Mbps 3G femtocell design |
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| Sorting through GSM codecs
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2004-06-16 |
| This article provides a look inside how compression technologies to analyze and compress speech works. This will also examine how the codecs need to evolve in order to meet the demands of 2.5G and 3G wireless networks |
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| Tackling push-to-talk challenges in handsets
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2005-01-17 |
| As the available bandwidth for cellular devices increases with 2.5G and 3G wireless networks, the market potential for packet-based applications such as PoC is expected to develop rapidly |
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| Power amp biasing with digital dynamic bias chip
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2005-11-01 |
| To compete in 3G base-station markets, power-amplifier OEMS need an adjustable bias that reduces cost and effectively manages LDMOS temp responses |
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| Real-time GPS around the corner
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2001-04-15 |
| 3G wireless GPS may seem far-fetched, but the technical capabilities needed to pull it off are available now and in the near future, designers will utilize these capabilities into the hardware and software required to further innovative mobile GPS |
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Strange modes of transport and other "stuff"
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