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TRANSCEIVER DESIGN DEVELOPMENT TESTING


both a transmitter and a receiver that are combined and share common circuitry or a single housing.

Transceiver design for multi-user MIMO systems
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Abstract This paper addresses the joint optimization of linear transmitters and receivers in a multi-user multiple-input multiple-output (MIMO) broadcast channel (BC) system under the assumption of perfect channel state information (CSI) at both transmitter and receivers. Our

Hybrid transceiver schemes for spatial multiplexing and diversity in MIMO systems
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Abstract In this article, we present hybrid multiple-input multiple-output (MIMO) transceiver schemes (HMTS) that combine transmit diversity and spatial multiplexing, thus achieving at the same time the two possible spatial gains offered by MIMO systems. For these

eXspot: A wireless RFID transceiver for recording and extending museum visits
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ABSTRACT Science museum visitors are often pressed to attend scheduled events and to see as many exhibits as possible in a single visit, leaving little time to experiment, learn, and reflect upon deeper ideas and science concepts behind an exhibit. We have developed a

Designing a ZigBee-ready IEEE 802.15. 4-compliant radio transceiver
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Besides highlighting the overall characteristics of the physical (PHY) and MAC layers of the IEEE 802.15. 4 standard, and the network, security and application layers of the ZigBee wireless technology, this article focuses on efficient implementation of IEEE 802.15. 4-

Full transceiver circuit simulation using VHDL-AMS
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This paper describes the successful simulation of a complete transceiver circuit with the new VHDL-AMS standard. The aim was to verify the functionality and connectivity of a complete RF transceiver chip under actual application conditions. The transceiver circuit is dedicated

CAN- Transceiver for field bus powerline communications
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Field bus systems are often used for monitoring and controlling of technical processes. They are responsible for communication within industrial systems. The further development of such industrial networks will be accelerated through improved semiconductor technologies Abstract The BBTRX (base band transmission and reception) is a multi functional, CMOS, mixed analog/digitalVLSI circuit conceived to support the different ASICon the radio sub- assembly in the interfaces the zero IF 900 MHz RF quadrature modulator/demodulator chip

A Low power MICS band transceiver architecture for implantable devices
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Abstract A sensor network system utilizing a low-power and miniature FSK transceiver for short-range biomedical applications is presented. The transceiver uses the new un-licensed band at 402-405 MHz recently allocated to Medical Implant Communication Systems (MICS)

Power Line Smart Transceiver Development Support Kit UserGuide
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Neuron Chips and other OEM Products were not designed for use in equipment or systems which involve danger to human health or safety or a risk of property damage and Echelon assumes no responsibility or liability for use of the Neuron Chips in such applicationsParts manufactured

Optimal MIMO UWB-IR Transceiver for Nakagami-fading and Poisson-Arrivals.
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AbstractIn this contribution, we develop a (novel) family of Multiple-Input Multiple-Output (MIMO) UWB Impulse-Radio (UWB-IR) transceivers for Orthogonal PPM-modulated (OPPM) coded transmissions over (baseband) multipath-faded MIMO channels. To by-pass

100 Gb/s CFP coherent transceiver enabled by power-optimized DSP
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Abstract Summary We demonstrate a fully engineered 100 Gb/s CFP coherent transceiver enabled by power-optimized digital signal processing. We confirmed stable real-time SMF transmission up to 840 km with 1/3 power dissipation compared with a 5 7 MSA

Bus-oriented interconnection topologies for single-hop communication among multi- transceiver stations
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ABSTRACT We present the topological design space of single-hop interconnections among multi- transceiver stations.(No intermediate switches and no forwarding.) Next, we explore a class of such interconnections vhose throughput with a uniform traffic pattern is proportional

FPGA implementation of OFDM Transceiver using FFT Algorithm
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Abstract-Orthogonal Frequency Division Multiplexing (OFDM) is the most promising modulation technique. It has been adopted by most wireless and wired communication standards. The idea is to utilize a number of carriers, spread regularly over a frequency

Point-to-multipoint transceiver in LTCC for 26 GHz
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Abstract A point-to-multipoint transceiver module for 24.5 GHz to 26.5 GHz has been developed. Such a module is applied in public or private cellular networks known as LMDS (Local Multipoint Distribution Services). The recommendationT/R 13-02from

A 4x20Gb/s WDM ring-based hybrid CMOS silicon photonics transceiver
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Abstract Silicon photonics has gained considerable momentum as a platform for the on- chip integration of advanced photonic functions on the basis of CMOS-technology, especially in the fields of telecom and datacom. Here we report on the use of this platform for

Stripline/TEM transceiver array for 7T body imaging
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Figure 1: (a) the anterior 4rchannel array. GRE images of the liver in the (b) axial and (c) sagittal planes. The white arrow in (b) points to a region of signal loss due to gas in the stomach or bowels and not to destructive interference of multiple channelsStripline/TEM Transceiver Array for

Efficient allocation of RF transceiver resources in spatially adaptable communication networks
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Page 1. Efficient Allocation of RF Transceiver Resources in Spatially Adaptable Communication Networks SDR Forum/MPRG Workshop on Advances in Smart Antennas for Software Radios, June 4, 2003 Brian G. Agee, Ph.D., PE Consulting Engineer 1596 Wawona Drive, San Jose, CA 95125

Analysis and design of a frequency-hopped spread spectrum transceiver for wireless personal communications
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Recent advances in digital communications, advanced signal processing, and very-large- scale integrated circuits (VLSI) technologies have all contributed to explosive growth in personal communications. The concept of Personal Communications Services (PCS) refers

Overview and design of the DOT flight laser transceiver
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ABSTRACT.The Flight Laser Transceiver (FLT) is the space-based subsystem of the Deepspace Optical Terminals (DOT) project. The FLT supports retirement of all major risks for deployment of operational deep-space optical communications at ranges out to about 5

Experimental results of a 1Mbps IR transceiver for indoor wireless local area networks
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Abstract This paper presents the design and implementation of an infrared transceiver prototype for Indoor Wireless Local Area Networks. The infrared transceiver prototype operates at 1Mbps using Differential Manchester line coding. The system was designed to

Developing low-power transceiver technologies for in situ communication applications
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For future deep-space missions, significant reductions in the mass and power requirements for short-range telecommunication systems will be critical in enabling a wide variety of new mission concepts. These possibilities include penetrators, gliders, miniature rovers,

Radio transceiver consumption modeling for multi-hop wireless sensor networks
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This paper discusses a energy consumption model for radio transceivers in Wireless Sensor Networks. Wireless Sensor Networks are systems that are subjected to severe energy consumption constraints and extending sensor node battery life is a paramount requirement

ApexApex LT Series Transceiver Modules
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The ZAXM-201-1 Apex module is based on the Ember EM250 platform. It combines Embertransceiver IC and 16-bit microprocessor with an onboard 100mW Power Amplifier. Itdesigned to support point to point, point to multi-point, and EmberZNet applications. The

UWB non-coherent high data rates transceiver architecture and implementation
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AbstractVarious methods of using the UWB spectrum have been developed to date, characterized by specific modulation schemes, such as MBOA or DS-UWB modulation. A new method emerging today utilizes a non coherent energetic multi-band approach, where Abstract-An integrated transceiver chip set for DECT (1.9 GHz) systems is presented. It is the first to be fully implemented using only BiCMOS and consists of a down/up converter, quadrature receiver, and a quadrature transmitter. The transmitter has a quadrature

Analysis of frequency offsets and phase noise effects on an OFDM 802.11 g transceiver
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Summary Since WLAN OFDM Transceiver on both IEEE 802.11 a and IEEE 802.11 b is the most usable technique to achieve a high performance communication, we can, by means of some modifications evaluate an IEEE 802.11 g Transceiver behavior against some link AbstractThe standardization phase for wideband CDMA systems like UMTS is running towards its finalization. As is typical for mobile communication systems standardizing, sufficient RF performance has been assumed and most efforts have been put to baseband

Performance evaluation of intersatellite free space optical communication system with varied parameters and transceiver diversity
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Abstract Free space optical communication provides a very important method for the satellites orbiting around the earth to communication with each other. In this paper, optical intersatellite link is modelled using optisystem software and then the effect of varying the

A software radio OFDM transceiver for WLAN applications
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The telecommunications world is moving more and more toward technologies that allow fast accesses to servers and BBSs, without the typical limitations imposed by wired workstations (eg mobility and easy of use). The use of wireless networks becomes mandatory every time

A HCI-Healing 60 GHz CMOS transceiver
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Designimplementation of wireless transceiver for data acquisition in wireless sensor network
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Abstract: The aim of this paper is to design a multi-parameter monitoring system which is based on low-power ZigBee wireless communication technology for system automation and monitoring. Real time data is collected by wireless sensor nodes and transmitted to base AbstractIn multiple-input multiple-output (MIMO) systems, power constraints are critically important for transceiver designs. The most popular and widely used power constraint is sum power constraint. However, each antenna usually has its own amplifier, per-antenna

Optical transceiver modules for Gigabit Ethernet PON FTTH system
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FTTH systems are expected to be the key infrastructure for broadband access systems in the future. Japan began the introduction of FTTH systems in 2003, and according to the Ministry of Internal Affairs and Communications, there were over 2 million subscribers by July 2004.

SNR estimation algorithms in AWGN for HiperLAN/2 transceiver
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Abstract In this work we examine two on-line SNR estimation algorithms for HiperLAN/2 systems in AWGN channel: a) The Minimum Mean Square Error (MMSE) and b) The Error Vector Magnitude (EVM). MMSE estimator is evaluated using the preamble sequence and

Hardware Implementation of an OFDM Transceiver for 802.11 n systems
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AbstractThe best approach for real time application to achieve high throughput and network capacity for fourth generation wireless local area networks is to combine MIMO wireless technology with OFDM. This paper focuses on high level Matlab Simulink 4 x 4

A CMOS 4-PAM Multi-Gbps serial link transceiver
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Abstract As the demand for higher data-rate communication increases, low-cost, high-speed serial links using copper cables become attractive for distances of 1 to 10 meters. For multi- Gbps applications, the data rate is limited by the channel low-pass characteristics due to

Low-power implementation of a fifth-order comb decimation filter for multi-standard transceiver applications
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ABSTRACT In multi-standard transceivers a programmable decimation filter is required to perform channel select filtering at baseband since the channel bandwidths, sampling rates, and CNR requirements are different. This paper presents a low power fifth-order comb

Parallel Implementation of the DSP Functions of the PAM-5 10Gb/s Transceiver
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Feed-Forward Equalizer (FFE) can be implemented inParallel implementation of precoder is difficult due toHowever, look-ahead techniques can be used to= (a1 2 + a2 ) y(n-2) + (a1 a2 + a3) y(n-3) + a1 a3 y(n-4) + a1 x(n-1) + x(n)y(kL+L) y(kL+2L-1) computed AbstractA prototype transceiver composed of a 1.3-um-range lens-integrated laser diode and photodiode (PD) as well as a complementary metal-oxide semiconductor (CMOS) laser diode driver (LDD) and a CMOS transimpedance amplifier (TIA)for high-speed optical

Impact of transceiver characteristics on the performance of 10 GbE links applying OM-4 multimode fibers
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Abstract A system test-bed is described for multimode fibers (MMF) complying with the 10GBASE-SR standard and specified for 550 m link lengths (OM-4). Multiple links of 300, 550 and 750 m respectively are tested.. Transmitters and receivers are chosen from a batch

Low power transceiver design parameters for wireless sensor networks
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ABSTRACT Designing low power sensor networks has been the general goal of design engineers, scientist and end users. It is desired to have a wireless sensor network (WSN) that will run on little power (if possible, none at all) thereby saving cost, and the AbstractA novel solution for the optical generation of radio-frequency signals for coherent radars is proposed, which exploits the same mode-locking laser of the photonic-assisted radar receiver. The scheme, which is based on the concept of shifting the frequency of a

Millimeter-wave FMCW radar transceiver /antenna for automotive applications
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This article reports on the development of an FMCW forwardlooking radar transceiver . The transceiver uses a flat antenna and is capable of acquiring the range and angular information of all obstacles in its field of view, with or without mechanical scanning. This

Improved longitudinal coverage for human brain at 7T: A 16 Element Transceiver Array
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Methods: All data were acquired using a 7T MR system with 8 independent transmit channels. To demonstrate the improved coverage achievable from two rows of coils as opposed to a single coil of the same overall length, data was acquired with two test coils, a

InP-based monolithic integrated colorless reflective transceiver
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A colorless monolithic integrated transceiver based on InP is presented. This transceiver consists ofa wavelength duplexer, a reflective SOA (RSOA), and a short photodetector, suitablefor the application at the user side to download and upload information carried by

Serial ata physical link initialization with the gtp transceiver of virtex-5 lxt fpgas
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Summary Serial ATA (SATA) is a high-speed serial link replacement for the parallel ATA (PATA) physical storage interface. The serial link employs a high-speed differential link that utilizes Gigabit technology and 8B/10B encoding. The advantages of the SATA interface

The effect of channel estimation on transceiver design for MIMO systems with QoS constraints
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AbstractWe investigate the transceiver design problem for a multiple input multiple output (MIMO) link considering the effect of channel estimation. We work with the total mean squared error as the performance measure and develop transceiver structures considering Wireless Body Area Networks (WBANs) are expected to promote new applications for the ambulatory health monitoring of chronic patients and the elderly population, aiming to improve their quality of life and independence. These networks are composed by wireless

Imaging electrical properties of the human brain using a 16-channel transceiver array coil at 7T
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Methods: Healthy volunteers who signed an IRB approved consent form were imaged with a 7T scanner (Siemens) equipped with a 16 1kW CPC RF amp (CPCTM) and an elliptical 16- channel head transceiver coil. Scout images were obtained for slice positioning and B0

The implementation of a high speed experimental transceiver module with an emphasis on CDMA applications
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In order to satisfy the front-end requirements for the baseband Infopad system, three alternatives methods have been investigated. First, as a short-term solution, a commercial radio modem was utilized. The use of a commercial modem, however, restricted the

A 21 channel transceiver array for non-human primate applications at 7 Tesla
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Multichannel decoupled strip line coils have been successfully used for parallel excitation and RF shimming applications at 7 tesla and above [1, 2]. While the distinct sensitivity profiles of such coil elements are beneficial in terms of parallel excitation and coil

Modelling and optimization of a hybrid energy system for GSM base transceiver station sites in emerging cities
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ABSTRACT This study presents the modelling and optimization of a Hybrid Energy System (HES) for GSM Base Transceiver Station (BTS) sites in emerging cities. The aim is to ensure reliable and cost-effective power supply, considering the availability, dynamism and viability

Fitness cycling device with graphical user interface based on IEEE 802.15. 4 transceiver for real time monitoring
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ABSTRACT Cycling, on a regular basis can help people to release stress, achieve ideal weight and develop their fitness. However, outdoor cyclers have to compete with other road users as most of the roadways are not designed to be bikerfriendly, and thus increasing

Transceiver optimization for multiple access through ISI channels
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A central problem in multiple access (MA) communication systems over intersymbol interference (ISI) channels is the optimal allocation of the transmitters finite resources. One solution is for each user to allocate transmission power at each frequency according to a

A novel radon-wavelet-based multi-carrier code division multiple access transceiver design and simulation under different channel conditions.
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Abstract: Wireless digital communication networks are rapidly expanding resulting in a demand for reliable and high spectral efficiency systems. Multi-Carrier Code Division Multiple Access (MC-CDMA) has emerged recently as a promising candidate for the next

Virtex-4 High-Speed Single Data Rate LVDS Transceiver
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Summary This application note describes single data rate (SDR) transmitter (Tx) and receiver (Rx) interfaces in an Virtex-4 FPGA using 17 low-voltage differential signaling (LVDS) pairs (one clock and 16 data channels), suitable for SFI-4 or XSBI related

ST7538 FSK Power-Line Transceiver Demo-kit Description
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The advantages in the realizations of a communication network using the same electrical network that supply all the elements of the network are evident. Also in presence of new wide band LAN using RF system, for example Bluetooth, a narrow band communication

Design and implementation of a transceiver and a microstrip corporate feed for splid state X-band radar
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ABSTRACT The design of a corporate feed for an X band frequency scanned microstrip antenna array and a surface mount transceiver are presented. The power distribution generated by the corporate feed network is based on a Taylor distribution to obtain an

Iterative transceiver optimization for multiuser MIMO systems
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Abstract We consider the uplink of a multiuser system where the transmitters as well as the receiver are equipped with multiple antennas. Each user multiplexes its symbols by using a linear precoder through its transmit antennas. We work with the system-wide mean squared

A new parallel concatenated coding transceiver system using three convolutional-interleaver sections
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Abstract Channel coding is an important stage in any communication system and is used for improving the Bit Error Rate (BER) performance in wireless digital communication systems in various communication channels such as the Additive White Gaussian Noise (AWGN),

ELECTRONICS COMPONENTS SALES AND SERVICE-INTEGRATED CIRCUIT-ANALOG, DIGITAL, DSP, RF IC, WIRLESS IC, VLSI, CAPACITOR, RESISTOR, INDUCTOR, PCB, MODULE, SENSOR