Articles on codes modulation

Showing results 1 to 10 of 17

silicon.com > White Papers > Storage > Storage Hardware

Experimental Analysis of Receiver Performance of Optical CDMA System Using DPSK and OOK  Modulation  Through Balanced Detection and Optical Thresholding Techniques

Experimental Analysis of Receiver Performance of Optical CDMA System Using DPSK and OOK Modulation Through Balanced Detection and Optical Thresholding Techniques

...is the performance of Optical Code Division Multiple Access (OCDMA) system...with on Off Keying (OOK) modulation. Analysis of the system performance... Read more

Dec 16, 2009

silicon.com > White Papers > Networking and Communications > Mobile and Wireless

Combined ML-MMSE Receiver of an STBC-CDMA System for PSK/QAM  Modulation

Combined ML-MMSE Receiver of an STBC-CDMA System for PSK/QAM Modulation

This paper presents a Space Time Block Code structure using spread spectrum in multi user context employing Code Division Multiple... Read more

Dec 23, 2009

silicon.com > White Papers > Storage > Management

EFMPlus Data Recovery Circuit With a Fast Locking Scheme for 12X Speed DVD-ROM Drivers

EFMPlus Data Recovery Circuit With a Fast Locking Scheme for 12X Speed DVD-ROM Drivers

This paper proposes an EFMplus (Eight to Fourteen Modulation plus code) data recovery circuit for 12X speed DVD-ROM drivers. This data... Read more

Oct 22, 2008

silicon.com > White Papers > Networking and Communications > Mobile and Wireless

CDMA-Based Network-on-Chip Architecture

CDMA-Based Network-on-Chip Architecture

...architecture that is based on Code Division Multiple Access (CDMA) techniques...are described and algorithms for modulation and demodulation of packets are... Read more

Jan 30, 2009

silicon.com > White Papers > Networking and Communications > Mobile and Wireless

From WiFi to WiMAX: Techniques for High-Level IP Reuse Across Different OFDM Protocols

From WiFi to WiMAX: Techniques for High-Level IP Reuse Across Different OFDM Protocols

...OFDM) has become the preferred modulation scheme for both broadband and...Bluespec from a highly parameterized code for a generic OFDM protocol... Read more

Apr 22, 2009

silicon.com > Technology > Networks

Peter Cochrane's Blog: There is no magic tech

...easy one to explain but it is based on the ability to code and recover signals/information in a noisy channel. In short: It is... Read more

Feb 16, 2009

silicon.com > White Papers > Networking and Communications > Mobile and Wireless

Audio Power Amplifier Solutions for New Wireless Phones

Audio Power Amplifier Solutions for New Wireless Phones

...input signal, and adjust the trim code such as to get a 50% duty cycle Pulse Wide Modulation output signal, Reduction of intermodulation in... Read more

Dec 16, 2009

silicon.com > White Papers > Networking and Communications > Mobile and Wireless

Power-Efficient Resource Allocation and Quantization for TDMA Using Adaptive Transmission and Limited-Rate Feedback

Power-Efficient Resource Allocation and Quantization for TDMA Using Adaptive Transmission and Limited-Rate Feedback

...to the transmitters (Q-CSIT) based on which users adapt their modulation and code choices to the intended fading channel Read more

Dec 9, 2009

silicon.com > White Papers > Networking and Communications > LAN - WAN

Performance Analysis of IEEE 802.11n Under Different STBC Rates Using 64-QAM

Performance Analysis of IEEE 802.11n Under Different STBC Rates Using 64-QAM

...using 64-QAM (Quadrature Amplitude Modulation) technique under Rayleigh frequency-selective...1/2 Space-Time Block Code (STBC) rate is applied with... Read more

Dec 2, 2009

silicon.com > White Papers > Networking and Communications > Mobile and Wireless

Diversity Techniques to Combat Fading in WiMAX

Diversity Techniques to Combat Fading in WiMAX

...is studied and implemented. Various modulation techniques involved are explored and...system coupled with Reed-Solomon codes and Convolutional codes efficiently exploits... Read more

Apr 22, 2009