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The Day Ahead: 'Band-Aid Financing' Won't Work For Some Dot-coms
News Levitan said consolidation needs to pick up, and that many companies are pursuing "Band-Aid financing. It's like putting a Band-Aid on a gaping wound. Those cash strapped dot-coms sure are a resilient bunch -- for now.
[May 17, 2000, 11:50]
Band Sabotages Napster With Covert Capers
News Quirky Canadian musicians the Barenaked Ladies have launched a devious plan to foil Napster users hoping to snare the first songs from the band's new album, Maroon. So the band has flooded Napster with bogus MP3 files disguised as material from the...
[September 19, 2000, 15:32]
Linksys Releases Dual-band Wi-Fi Card
News Linksys's Wireless Dual Band A+G Wireless PC Card for notebook computers supports not only 802.11b -- the prevailing IEEE standard for wireless networking -- but its newer cousins 802.11a, which sacrifices bandwidth for range, and 802.11g, which...
[March 6, 2003, 7:36]
A Dual-Band-Enhanced Harmonic Rejection Filter For Modulators In GSM And DCS Transmitters
White Papers In this paper, a dual-band enhanced harmonic rejection filter along with a quadrature modulator is designed and fabricated in 0.25µm CMOS process. This filter is simply a Sallen-Key low pass filter with transmission zeros to provide additional...
[November 28, 2005, 23:00]
A Fully Integrated Zero-IF Transceiver For GSM-GPRS Quad-Band Application
White Papers A fully integrated GSM/GPRS quad-band transceiver is presented. It includes the receiver, the transmitter, the synthesizer, all necessary voltage-controlled oscillators, all loop filters, the voltage regulators, the voltage-controlled crystal...
[July 25, 2007, 0:00]
Compatibility Of Bluetooth With Other Existing And Proposed Radiocommunication Systems In The 2.45 GHz Frequency Band
White Papers The spectrum needs of Short Range Devices (SRD) are most often allocated into an ISM band on a frequency-sharing basis (non-interference, non-protection basis) and the industry has the advantage of a general license type approval.
[November 10, 2005, 23:00]
H.264-Compatible Spatially Scalable Video Coding With In-band Prediction
White Papers In this paper, a H.264 compatible spatially scalable video coding method with in-band prediction is proposed which taking advantages from both the high coding efficiency of H.264 coding scheme and the attractive performance of in-band Overcomplete...
[June 9, 2007, 0:00]
Broadband Wireless Access Technologies Using The Quasi-Millimeter Wave Band
White Papers This paper describes quasi-millimeter wave band wireless access systems for high-capacity broadband wireless communications. After describing the application areas and regulatory requirements of the 25/27-GHz-band systems, the paper examines the...
[July 26, 2005, 0:00]
Tradeoff Between Source Coding And Spreading In A Multicarrier DS-CDMA System Operating Over Multipath Fading Channels With Narrow-Band Interference
White Papers For a fixed total bandwidth expansion factor, and for a fixed channel code rate, the authors' consider the problem of optimal bandwidth allocation between the source coder and the spread-spectrum unit for a multicarrier direct-sequence CDMA system...
[February 14, 2006, 23:00]
The RF Development Of A Multi-Band GSM Test Set
White Papers A low phase noise, multi-band GSM test set has been designed and demonstrated. It is suitable for the testing of GSM/EDGE mobile units, can process four signals in parallel and covers all five of the currently allocated GSM frequency bands.
[November 15, 2005, 23:00]
Nuggets: World's First GSM Tri-band Mobile
News Motorola has launched the world's first triple-band GSM phone, the L7089. Roam, roam on the range. The phone can operate on GSM 900, 1800 and 1900 bands in Europe, America and Asia, though of course this doesn't mean that you'll be able to call...
[September 22, 1999, 16:49]
Remote, Out-of-Band Network Management
White Papers This challenge often calls for remote network management strategies which include both In-Band and dial up Out-of-Band approaches to management of the corporate WAN. As the importance of the corporate Intranet increases in the information age...
[March 1, 2004, 23:00]
A 2 GHz And 5GHz Dual-Band Direct Conversion RF Front-End For Multi-Standard Applications
White Papers A dual-band direct conversion receiver front-end is designed in 0.18 um CMOS process. It is composed of two LNAs and a dual-band mixer. A dual-band mixer uses the switched inductor matching network to select the bands such as 2 GHz and 5 GHz band.
[June 21, 2006, 0:00]
Dual Band For Your Network
White Papers The White paper discusses the dual band technology. It describes how Lucent Technologies’ Dual Band solutions expand network capacity and offer subscribers a far superior and reliable service, and also discusses how dual band improves quality.
[May 12, 2004, 0:00]
13.56 MHz ISM Band Class 1Radio Frequency Identification Tag Interface Specification: Recommended Standard, Version 1.0.0
White Papers This document specifies the radio frequency communication interface and Reader commanded functionality requirements for an Auto-ID Center Class I radio frequency identification (RFID) Tag operating in the 13.56 MHz ISM frequency band.
[June 19, 2004, 0:00]
Teletraffic Engineering Of Multi-Band W-CDMA Systems
White Papers Multi-band Wide-Band Code Division Multiple Access (W-CDMA) systems are considered to be among the best alternatives for Universal Mobile Telecommunications System (UMTS). To evaluate the performance of multi-band W-CDMA systems many parameters...
[July 25, 2004, 0:00]
Wi-Fi (IEEE 802.11b) And Bluetooth Coexistence Issues And Solutions For The 2.4 GHz ISM Band
White Papers Both Wi-Fi and Bluetooth products utilize the unlicensed 2.4 GHz ISM band. This white paper presents information related to the IEEE 802.11b Wireless Local Area Networking Standard (Wi-Fi) and the Bluetooth Wireless Personal Area Networking Standard.
[November 9, 2006, 23:00]
Power-Control-Based Band Allocation In Multiband CDMA
White Papers The method by which users are assigned to their respective frequency bands, termed 'band allocation', is an important part of assuring good performance in multiband CDMA systems. This paper proposes a novel approach to band allocation based on the...
[July 24, 2004, 0:00]
Sub-Band Loading For Pre-Equalized Uplink OFDM-CDMA Systems
White Papers The proposed loading algorithm, to avoid interference among users, inherently inverts the channel amplitude on the subcarriers of each sub-band, while the phase is adjusted separately. In this paper a new pre-equalization technique is presented for...
[October 29, 2004, 0:00]
Performance Of The Multi-Band OFDM UWB System With Time-Varying Channels
White Papers Multi-band OFDM, proposed as a standard for wireless personal area network (WPAN) physical layer in, is a promising technology for ultra wide band (UWB) transmission, thanks to the maturity of high rate orthogonal frequency division multiplexing...
[October 21, 2004, 0:00]
