Programmable modem for w-cdma
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2002-04-08 |
| This article describes standards of the W-CDMA programmable modem and its potential to evolve to multimedia capabilities for the masses |
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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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| Suppressing errors in W-CDMA mobile devices
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2002-01-01 |
| This technical article describes the advantages of the W-CDMA specification that is capable of offering wireless Internet access with voice and data capabilities for handset designs |
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| Power management in CDMA systems
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2001-04-15 |
| Through the use of system-level design techniques, wireless systems developers can more efficiently design, optimize, and test power control algorithms in IS-95A CDMA handset and base station products |
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| Designing Local Oscillators For CDMA Mobile Handsets
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2001-04-02 |
| This paper discusses the issues that affect local oscillator design for CDMA. Particularly, the performance, standards requirements and design approaches are explored using a PLL synthesizer |
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| Designing low-cost CDMA front-end receivers
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2003-07-01 |
| The constant pressure on RF design engineers to come up with low-cost RF solutions are remedied by RF Micro Devices' RF2870 small CDMA LNA/Mixer |
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| Advanced W-CDMA channel card implementation with PLD
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2001-08-09 |
| This conference technical paper discusses the functions and use of the W-CDMA channel card implementation with PLD |
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| Oscilloscopes for CDMA RF wireless signal analysis
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2003-02-03 |
| Analysis and capture of the full band of ultra high-frequency RF signals with oscilloscopes is now possible due to the rapid performance advancements in real time oscilloscope technology. |
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| The impact of interference on CDMA receiver
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2002-12-02 |
| This article discusses more accurate tests that can be done to ensure mobile phones will respond throughout a wide, dynamic range. |
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| Testing W-CDMA user equipment with RMC
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2004-10-01 |
| Reference measurement channel provides a means to analyze areas of receiver performance in the RF domain. |
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| Power-saving RF detector for mobile terminals
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2004-10-27 |
| This article discusses why CDMA technology has been proven to be the best wireless technology for the advancing cellular and personal communications industry |
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| Advanced test ensures system longevity
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2003-10-16 |
| Leveraging the hooks built into the W-CDMA requires a full understanding of how they work and the trade-offs involved in their use |
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| Using RMS sensors to measure communication system power needs
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2007-01-25 |
| This article explains the use of RMS sensors for measuring power requirements in communications systems such as cellphones, microwave links and GMSK, CDMA and N-QAM links |
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| System level tools enable complex design solutions
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2007-06-01 |
| The article presents a design methodology developed at Synopsys that has been successfully applied in developing a base-band subsystem for various wireless systems such as GSM, W-CDMA, DAB and MBOA-UWB |
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| Handset makes use of good design practices
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2007-01-01 |
| Handset designed by LG Electronics, dubbed the VX8300 shows that it's possible to cut costs and board area without making compromises. |
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| Shenzhen home to kindred entrepreneurial spirits
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2001-04-01 |
| Ling Shi and Dong Tao are kindred examples of a new spirit of entrepreneurialism taking root in Shenzhen, the Chinese boomtown just across the border from Hong Kong. |
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| Position location strategies, applications (Part 1)
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2011-11-02 |
| Part 1 of this series discusses the basic evolution of wireless networks and how position location could be considered from the networking point of view. |
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| Position location strategies, applications (Part 3)
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2011-11-07 |
| Learn about some aspects of mobility that need to be considered to balance the capacity–coverage trade-off that mobility causes. |
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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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| OFDM as a mobile TV technology driver
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2008-09-10 |
| The principal driving force of OFDM's increased popularity is the desire for faster wireless technologies and increase in multimedia applications. |
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| Photo gallery: What iPhone 4S is made of
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2011-10-25 |
| This image gallery showcases what can be found inside the recently released iPhone 4s. |
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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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| Translate your WCDMA specs into receiver requirements
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2006-08-21 |
| This article discusses the additional considerations required by WCDMA handsets. |
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| Go beyond LTE requirements, goals
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2008-12-26 |
| LTE presents a number of lofty goals, creating challenges for technology and service providers, and equipment manufacturers. |
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| Yukyung marshals army of IC vendors for Viliv tablet
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2011-03-28 |
| "Globally" designed and based on Windows, Yukyung Technologies' Viliv X70 EX 3G is a good example of a tablet that preceded the iPad. |
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| Design WiMAX picocells with AGC, Part 2
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2009-02-10 |
| Know how MAC algorithms can be used to provide additional margin to WiMAX system designs. |
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| Fast cycle scheme breaks bottlenecks
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2001-04-15 |
| The need for higher levels of performance was hampered by significant gaps between the speed of CPUs and their closely linked memories. Higher speed performance can be achieved by treating the memory unit as a quasi-multibank configuration. |
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| Moto Fone is elegant yet simple
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2007-09-17 |
| Portelligent performed a teardown on the dual-band Motorola's F3 Fone shortly after its release to determine the level of innovation occurring in this segment. |
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| Packet switching right choice for wireless
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2001-02-01 |
| The Internet switching model can cost two orders of magnitude less than conventional circuit architectures, making the economics of an IP network very attractive. |
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| Handset holds surprises
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2008-07-30 |
| The "wow factor" of mobile phones is being kicked up a notch. In this tear down, Allan Yogasingam examines what's inside the Sharp 922SH handset. |
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Strange modes of transport and other "stuff"
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