Read e-book online Analog-Baseband Architectures and Circuits for Multistandard PDF

By Pui-In Mak,Ben U Seng Pan,Rui Paulo Martins

With the earlier few decade efforts on lithography and integrated-circuit (IC) applied sciences, very reasonably cheap microsystems were effectively constructed for plenty of diversified functions. the craze in instant communications is towards making a networkubiquitous period within the years yet to come. Many remarkable possibilities and demanding situations, comparable to layout for multi-standardability and low-voltage (LV) compliance, are speedily turning into the mainstream instructions in wireless-IC examine and improvement, provided that the previous can provide the simplest connectivity between diversified networks, whereas the latter can facilitate the know-how migration into the sub-1-V nanoscale regimes for additional expense and tool aid. Analog-Baseband Architecturees and Circuits offers architectural and circuit strategies for instant transceivers to accomplish multistandard and low-voltage compliance. the 1st a part of the ebook stories the actual layer requirements of contemporary instant communique criteria, provides the elemental tradeoffs considering transceiver structure choice, and gives case reviews of the state of the art multistandard transceivers, the place the most important innovations bolstered are highlighted and mentioned. A statistical precis (with a hundred+ references stated) of so much used transmitter and receiver architectures for contemporary conversation criteria is equipped. the entire references are citied from the major boards, i.e., ISSCC, CICC, VLSI and ESSCIRC, from 1997 to 2005. the second one half specializes in the architectural layout of multistandard transceivers. A coarse-RF fine-IF (two-step) channelselection procedure is disclosed. It, during the reconfiguration of receiver and transmitter analog basebands, permits not just a leisure of the RF frequency synthesizer’s and native oscillator’s layout requisites, but additionally a good multistandard compliance by means of synthesizing the low-IF and zero-IF within the receiver; and the direct-up and two-step-up within the transmitter. the main is established in few layout examples. considered one of them is a system-in-a-package (SiP) receiver analog baseband for IEEE 802.11a/b/g WLAN. It not just has the two-step channel choice embedded, but in addition contains a flexible-IF topology, a distinct 3D-stack floorplan, and a specific layout method for prime testability and routability. The 3rd half offers with the circuit layout. as well as the methodical description of many LV circuit suggestions, three tailormade LV-robust practical blocks are offered. They contain: 1) a double-quadrature-downconversion filter out (DQDF) – it realizes simultaneously clock-rate-defined IF reception, I/Q demodulation, IF channel choice and baseband filtering. 2) A switched-current-resistor (SCR) programmable-gain amplifier (PGA) – it deals a transient-free constant-bandwidth achieve adjustment. three) An inside-OpAmp dc-offset canceler – it saves the silicon zone required for understanding a wide time consistent on chip whereas maximizing its highpass-pole switchability for quick dc-offset temporary. The final half provides experimental result of the three tailored construction blocks and a fully-integrated analog-baseband IC fabricated in a standard-VTH CMOS procedure. formerly untold on-/off-chip co-setup for either full-chip and development blocks measurements are defined. not just the development blocks have effectively prolonged the cutting-edge boundary by way of sign bandwidth and provide voltage, the analog-baseband IC has been to date the lowest-voltage-reported answer for IEEE 802.11a/b/g WLAN receivers.

Show description

Read or Download Analog-Baseband Architectures and Circuits for Multistandard and Low-Voltage Wireless Transceivers (Analog Circuits and Signal Processing) PDF

Similar telecommunications books

Read e-book online MIMO Wireless Communications: From Real-World Propagation to PDF

Uniquely, this booklet proposes strong space-time code designs for real-world instant channels. via a unified framework, it emphasizes how propagation mechanisms comparable to space-time frequency correlations and coherent elements effect the MIMO method functionality less than reasonable energy constraints. Combining an exceptional mathematical research with a actual and intuitive method of space-time coding, the e-book steadily derives leading edge designs, bearing in mind that MIMO channels are frequently faraway from excellent.

Read e-book online GSM and Personal Communications Handbook (Artech House PDF

The main complete reference to be had on GSM purposes and providers, this new name is meant to construct at the uncomplicated technical info within the authors' unique bestseller, An creation to GSM (Artech residence, 1995). The e-book offers a close-up examine this scorching know-how, bargains in-depth discussions of the beneficial properties and providers to be had via GSM, and comprises new and extra in-depth insurance of purposes and implementations of the GSM common.

Download e-book for iPad: IEEE 802.15.4 and ZigBee as Enabling Technologies for by Stefano Tennina,Anis Koubâa,Roberta Daidone,Mário Alves,Petr

This e-book outlines crucial features of IEEE 802. 15. four and ZigBee and the way they are often used to engineer instant Sensor community (WSN) structures and purposes, with a selected specialise in Quality-of-Service (QoS) elements. It starts off by means of supplying a photograph of the main suitable positive aspects of those protocols, opting for a few gaps within the ordinary requirements.

Ian Vince McLoughlin's Speech and Audio Processing: A MATLAB-based Approach PDF

With this complete and available creation to the sphere, you'll achieve all of the abilities and information had to paintings with present and destiny audio, speech, and listening to processing applied sciences. subject matters coated contain cellular telephony, human-computer interfacing via speech, clinical purposes of speech and listening to expertise, digital track, audio compression and replica, great information audio structures and the research of sounds within the setting.

Extra info for Analog-Baseband Architectures and Circuits for Multistandard and Low-Voltage Wireless Transceivers (Analog Circuits and Signal Processing)

Sample text

Download PDF sample

Analog-Baseband Architectures and Circuits for Multistandard and Low-Voltage Wireless Transceivers (Analog Circuits and Signal Processing) by Pui-In Mak,Ben U Seng Pan,Rui Paulo Martins


by Michael
4.3

Rated 4.44 of 5 – based on 16 votes