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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| 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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| 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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| 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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| A Highly Optimized DSP Architecture For WCDMA Baseband Processing
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2001-07-03 |
| This paper presents the architecture of the MSC8101 DSP designed for 3G wireless applications. It also presents the results of the real-time implementation of the symbol rate processing functions using the MSC8101 |
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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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| HSDPA worth the design hassles
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2005-07-01 |
| The burgeoning bandwidth raises the bar on data rates, allowing HSDPA to strengthen the foundation for the UMTS 3G spec |
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| Implement multi-standard/multi-band operation
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2009-02-19 |
| Know the merits of a direct conversion receiver signal chain in the context of 3G and 4G wireless cellular applications |
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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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| 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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| OFDMA: The interface for 4G wireless
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2008-09-09 |
| Get an overview of OFDMA and its benefits and applications in 4G systems. |
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| Samsung calls on NAND Flash for handsets
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2001-03-01 |
| Samsung Electronics said it has started offering NAND Flash memory, used mostly as data storage memory in Flash cards, as an alternative to NOR Flash devices in multichip packages aimed at cellphone makers. |
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| Mass Femtocell Deployment and the RF Environment
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2008-02-22 |
| This article outlines the key challenges of mass femtocell deployment as they relate to RF, starting off by defining what a femtocell is and why such widespread interest in femtocells exists. |
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