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Channel Estimation In Two Dimensions For OFDM Systems With Multiple Transmit Antennas
White Papers This paper addresses pilot-symbol aided channel estimation (PACE) for orthogonal frequency division multiplexing (OFDM) based systems, employing multiple transmit antennas. A novel approach is presented, which estimates and separates NT...
[March 30, 2005, 0:00]
Channel Card Design For 3G Infrastructure Equipment
White Papers The purpose of this paper is to describe the beneficial effects on the economics of 3G channel card design brought about by the introduction of TI's high-density TMS320TCI1x UMTS Infrastructure Chipset.
[March 21, 2005, 23:00]
Channel-Independent Synchronization Of Orthogonal Frequency Division Multiple Access Systems
White Papers Unlike existing alternatives, the proposed time- and carrier-offset estimators do not require the transmission of known sequences and exhibit performance independent of the underlying channel zero locations.
[July 26, 2005, 0:00]
Channel Estimation And Optimal Power Allocation For A Multiple-Antenna OFDM System
White Papers This paper proposes combining channel estimation and optimal power allocation approaches for a multiple-antenna orthogonal frequency division multiplexing (OFDM) system in high-speed transmission applications.
[October 26, 2004, 0:00]
Channel 4 Takes On Board The Enterprising Solution
White Papers Behind the scenes at Channel 4, a dedicated team of IT specialists are continuously looking at improvement measures to ensure innovative programming is backed up by resources to successfully deliver projects on time and to budget.
[December 7, 2003, 23:00]
Channel Estimation And Prediction For Adaptive OFDM Downlinks
White Papers Channel estimation and prediction algorithms are developed and evaluated for use in broadband adaptive OFDM downlinks over fading channels for vehicular users. Accurate channel estimation may be obtained by using a combined pilot-aided and decision...
[October 29, 2004, 0:00]
Channel 5's 'Jailbreak' Encourages Breakouts, As Cisco Secure PIX Firewall Defends Against Break-ins
White Papers From the start, security was an issue with the Channel 5 Web site. Channel 5 was so impressed with the PIX that, with the Jailbreak show now over, it is using the PIX to protect the Channel 5 corporate Web site and to support the Web site for its...
[January 6, 2004, 23:00]
Channel 'haven' Hits Troubled Waters
News A widely publicised project to transform a man-made platform in the English Channel into a "safe haven" for controversial Web businesses has failed due to political, technical and management problems, one of the company's founders said.
[August 5, 2003, 9:30]
Channel 4 Aslo Guilty
Talkback I notice Channel 4's offering 4OD is also a Windows only affiar.
[July 24, 2007, 11:29]
Channel Assignment
White Papers A network consists of a group of communicating devices (known as stations) communicating with each other using a shared channel, examples of such networks are wireless LANs, broadcast radio networks and cellular networks.
[August 7, 2007, 0:00]
Channel Pre- And Post-Equalization In Uplink OFCDM Systems With Mobility
White Papers This paper proposes an up-link Orthogonal Frequency and Code Division Multiplexing (OFCDM) mobile cellular system that uses channel pre-equalization at the Mobile Terminal (MT) and adaptive detection at the Base Station (BS).
[October 1, 2006, 0:00]
Channel Management: Build Stronger Partnerships For Stronger Profits
White Papers The mySAP Customer Relationship Management (mySAP CRM) solution helps you leverage your partner relationships and empower channel partners so they can better market, sell to, and service your end customers.mySAP CRM provides access to all critical...
[December 6, 2005, 23:00]
Channel Capacity Of TDD-OFDM-MIMO For Multiple Access Points In A Wireless Single-Frequency-Network
White Papers The goal of this approach is to achieve very high channel capacity in both LOS and Non Line Of Sight (NLOS) environments. The channel capacity of the proposed method is derived for the direct path environments and it confirms the effectiveness of...
[April 18, 2007, 0:00]
Channel Modeling And Associated Inter-Carrier Interference Equalization For OFDM Systems With High Doppler Spread
White Papers This paper addresses the problem of OFDM transmission over a time-varying, frequency-selective channel with high Doppler spread. This paper analyzes the CP-OFDM transmission mechanism, and the impairments due to the channel variations, using a...
[April 18, 2007, 0:00]
Channel Estimation For OFDM Systems With Multiple Transmit Antennas By Exploiting The Properties Of The Discrete Fourier Transform
White Papers This paper addresses channel estimation based on the discrete Fourier transform (DFT) applied to OFDM-based MIMO systems. By exploiting the properties of the DFT, channel estimation schemes for MIMO-OFDM system can be simplified.
[July 26, 2005, 0:00]
AOL Launches Kids Channel
News The Kids Only Channel will feature content from the New York Times, MysteryNet, ePlay, Time for Kids, and others. Parents can send their children to the channel by default by using parental controls.
[March 11, 1999, 16:43]
An Algorithm For Reverse Traffic Channel Rate Control For Cdma2000 High Rate Packet Data Systems
White Papers This paper describes an algorithm to control the data rate at which access terminals transmit data on the reverse traffic channel on this system. The paper also presents results on the reverse traffic channel throughput and outage probability of...
[August 3, 2004, 0:00]
NetIQ MailMarshal Helps The Forecast Remain Clear For The Weather Channel
White Papers When The Weather Channel, a 24-hour cable network dedicated to providing weather news from around the globe, deployed NetIQ MailMarshal SMTP, they were facing two vital technology issues that needed immediate resolutions.
[June 3, 2004, 0:00]
Multi-Channel Link-Level Measurements In 802.11 Mesh Networks
White Papers However, only few facts about link-level characteristics in multi-channel environments have been published. This paper presents observations, made in an indoor testbed, about the impact of channel-assignment on the quality of links.
[November 9, 2006, 23:00]
CeBIT: Germany's T-Online To Launch 24 Hour Streamed Channel
News The Berlin-based news channel NTV is to launch "n-tv online" on 3rd May. A n-tv-pilot project in conjunction with T-Online will be made available providing the first 24-hour-Live Video Streaming service of a German channel over the Internet.
[March 17, 1999, 18:01]
