Design of low power short distance transceiver for wireless sensor networks

... for Output Network and Power 133 Appendix B Sub-Functions 133    iv    SUMMARY This thesis presents the design of a low- power 2.4-GHz BPSK/OOK transceiver for shortdistance wireless ... dBm output power 15    The absolute power consumptions for sensor RX should be below mW which is comparable to the transceivers for low- power sensors as reported in [17, 21, 24,...

Ngày tải lên: 09/09/2015, 18:49

... THE DESIGN OF LOW POWER ULTRAWIDEBAND TRANSCEIVERS Wang Lei (B Sci, Beijing Technology and Business University, China) (M Eng, Tsinghua University, China) A THESIS SUBMITTED FOR THE DEGREE OF ... Organization of The Thesis The following thesis is organized as follows Chapter will give a brief literature review on the architectures of IR UWB beamforming transmitter and...

Ngày tải lên: 10/09/2015, 09:21

... WEI Degree: Master of Engineering Department: Electrical and Computer Engineering, NUS Thesis Title: Design of Low Power CMOS UWB Transceiver ICs Abstract Two non-coherent UWB transceivers for ... UWB detector 50 Fig 4.1: Low power burst mode UWB transceiver architecture 51 Fig 4.2: Measured result for low power burst mode UWB transceiver 52 Fig 4.3: Chip...

Ngày tải lên: 04/10/2015, 15:45

... June–July 2003 Cross-Layer Design of an Energy-Efficient Cluster Formation Algorithm [19] K Sohrabi, J Gao, V Ailawadhi, and G J Pottie, “Protocols for self-organization of a wireless sensor network,” ... Hawaii, USA, January 2000 [10] W B Heinzelman, A P Chandrakasan, and H Balakrishnan, An application-specific protocol architecture for wireless microsensor networks,”...

Ngày tải lên: 23/06/2014, 00:20

... ANALYSIS, DESIGN AND OPTIMIZATION OF ENERGY EFFICIENT PROTOCOLS FOR WIRELESS SENSOR NETWORKS HOANG DUC CHINH (B.Eng., Hanoi University of Technology, Vietnam) A THESIS SUBMITTED FOR THE ... 21 1.3.4 Energy Efficient Routing and Optimization Methods in Wireless Sensor Networks 24 2.1 Introduction 24 2.2 Routing Protocols for Wireless Sensor Netwo...

Ngày tải lên: 10/09/2015, 09:04

... read the sensor data with kHz sample rate and send the data to the coordinator within a short latency At the early stage, some preliminary designs based on the existing hardware platforms and ... platforms 5.2 Simulation results For each algorithm, many cases with different configurations of parameters (e.g., payload, superframe length, macMaxCSMABackoffs, and macMaxFrameRetries...

Ngày tải lên: 20/06/2014, 22:20

... terms of Rd , V , T, x1 , , xk , and xT (t0 ) provides a means for representing localization accuracy of track-before-detect search strategies in terms of these important distributed sensor ... strategy for distributed sensor networks; namely, the localization accuracy of the search Localization accuracy is defined in terms of the area of intersectio...

Ngày tải lên: 22/06/2014, 19:20

... randomized tdma scheduling for wireless ad-hoc networks In MobiHoc, 2006 [17] M Sha, G Xing, G Zhou, and S Liu C-mac: Model-driven concurrent medium access control for wireless sensor networks Technical ... preamble mac protocol for duty-cycled wireless sensor networks In SenSys, 2006 [4] O Chipara, C Lu, and J Stankovic Dynamic conflict-free query scheduling for...

Ngày tải lên: 01/09/2013, 15:23

... Data Traditional sensor network wireless Attack Data Traditional sensor network wireless or Random Kay Predistribution Data and information spoofing, Attacks in information in Transit Traditional ... sensor network wireless REWARD Blackhole attacks Traditional sensor network wireless Tiny Sec Data and Information spoofing, Message Replay Attack Data and Infor...

Ngày tải lên: 05/03/2014, 23:20

... simple event detection, composite event detection, and event stream maintenance Ordinary sensor nodes are responsible for detecting simple events The activity starts when a sensor node detectsan event ... generalized model called FED for composite event detection FED benefitsfrom fuzzy modelling in several ways.FED applies fuzzy variables to report simple events an...

Ngày tải lên: 30/03/2014, 16:20

... Distributed Wireless Sensor Networks: Protocol and Outage Probability, IEEE Trans on Wireless Communications, Vol 5, No 10 , pp 2834-2843 12 Emerging Communications for Wireless Sensor Networks Song, ... implementation 6 Emerging Communications for Wireless Sensor Networks Opportunistic wireless links: In the formation of abstract wireless links, both th...

Ngày tải lên: 20/06/2014, 06:20

... error in per cent, for some values of water flows Ball Type 10 Acrilic Acrilic Acrilic Acrilic Acrilic Acrilic Wood Wood Wood Wood Diameter (mm) 25 25 25 25 20 20 25 25 20 20 Density (g/cm3) ... (20 06) MAC Protocols for Wireless Sensor Networks: A Survey IEEE Communications Magazine Elabdin, Z., Elshaikh, O., Islam, R., Ismail, A P., & Khalifa, O O (20 06) High Altitude...

Ngày tải lên: 20/06/2014, 06:20

... MC33XXX TDAXXXX CC11XX rfPIC12XXXX MAXXXX 433 -915 30 4-915 434 -870 31 5-915 31 0-480 30 0-450 FSK/ASK OOK/FSK ASK/FSK FSK/OOK ASK/FSK ASK/FSK 30 25 35 16 20 5 ,3 2 -3, 6 2,1-5,5 2,1-5,5 2 -3, 6 2,7-5 3, 3-5 ... the sensor A circuit for power conversion and energy storage should be added The device for storage can be a secondary battery or a capacitor 38 Emerging Communicat...

Ngày tải lên: 20/06/2014, 06:20

... Canada, August 20 04, IEEE Computer Society, Washington, DC, USA 68 Emerging Communications for Wireless Sensor Networks A Survey of Low Duty Cycle MAC Protocols in Wireless Sensor Networks 69 X A ... 64 Emerging Communications for Wireless Sensor Networks generation is used to furthermore generate a largely tailor made code, so that only the required amount of...

Ngày tải lên: 20/06/2014, 06:20

... sample data, Esensor is given as: Td  Tsensor  rs Esensor  Td  csensorV (3) 80 Emerging Communications for Wireless Sensor Networks where Td is the frequency of sample data, csensor is the ... Protocols and Architectures for Wireless Sensor Networks, pp 111-148, John Wiley & Sons, 978-0-470-0 951 0-2, West Sussex, England 90 Emerging Communications for Wireless...

Ngày tải lên: 20/06/2014, 06:20