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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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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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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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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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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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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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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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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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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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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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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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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| 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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| 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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| 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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| Full-featured Sony Ericsson UMTS phones are ultrathin
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2007-09-10 |
| Recent teardowns by Portelligent—of the 10mm-thick UMTS Sony Ericsson W880i—reveal a trimming of the display module waistline to enable a class of highly functional, ultrathin candy-bar cell phones. |
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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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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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Large capacitance value tantalum capacitors for RF power applications in GSM wireless terminals
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2001-08-09 |
| Large capacitance value tantalum capacitors for RF power applications in GSM wireless terminals |
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Design WiMAX picocells with AGC
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2009-01-29 |
| Here are cost- and power-efficient techniques for developing femtocells and picocells using WiMAX transceivers. |
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Will Wi-Fi be a fundamental RAN?
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2009-03-30 |
| Know why Wi-Fi is poised to become the highest-performance, lowest-cost, indoor RAN technology on the market. |
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Dual regulator typology needed to power modern cellphones
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2004-08-16 |
| POWER |
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Using LTE on FPGAs
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2009-02-19 |
| Read about LTE's features and know how FPGA may address the increased processing demands of this specification. |
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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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| 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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| Handset's touch sensor permits more functions in less space
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2007-05-30 |
| When you're designing a handset, it's all about how many features you can pack into a tiny space. The more features, the better, right? |
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