[PDF] Top 20 A New Time Hopping Multiple Access Communication System Simulator: Application to Ultra Wideband

... These links can correspond to di ff erent real users transmit- ting and receiving through different terminals or to different links established between two terminals in order to achieve a higher aggregate bit rate. No ... See full document

... or system that either has a bandwidth that exceeds twenty percent of the centre frequency or a large absolute bandwidth of more than 500 MHz (Osama, ...Federal Communication Commission (FCC) permitted the ... See full document

... of ultra-wideband physical layer are very different than those of narrow-band physical ...radio ultra-wideband nodes are likely to be fundamentally different than those for narrow-band ... See full document

... this communication, a new planar monopole ultra-wideband (UWB) antenna with quad notched band characteristics using quad-mode stepped impedance resonator (QMSIR) is ...satellite ... See full document

... networks, time delay networks and slow wave structures ...[1]. Ultra-wideband (UWB) is a wireless communication technology which transfers extremely large amount of data over a wide ...other ... See full document

... data communication, the impulse radio ultra-wideband (IR-UWB) transmission which transmits extremely short impulses (referred to as monocycles) becomes an attrac- tive technology recently ...for ... See full document

... a new compact reconfigurable antenna to be applied to triple band Radio Frequency Identification (RFID) and to ultra wideband (UWB) antenna with multiple bands ...the application in the ... See full document

... as Ultra-wideband (UWB) ...for application in communication systems ...the system performance and for optimisation of the physical layer design a reliable channel model must be in ... See full document

... Ultra-wideband (UWB) impulse radio (IR) technology has become a popular research topic in wireless com- munications in recent years. It is a potential candidate for short-range, low-power wireless ... See full document

... An ultra-wideband (UWB) [1] communication system transmits information using ultrashort impulses that spread the energy of the signal typically from near DC to several ...conventional ... See full document

... From June to December 1997, he was a Visit- ing Scientist of the Institute of Radio Engineering and Electronics, Academy of Sciences of the Czech Republic, Prague. Since December 1997, he has been with the Communications ... See full document

... of Ultra-WideBand (UWB) systems [1] - [5], also re- ferred to as impulse radio or time domain radio systems, which have received considerable attention both in the USA and in Eu- ... See full document

... intdone: pop acc poppsw reti i2cint: ; i2c interrupt entry point setb i2c_busy ; semaphore on xmtdata buffer push psw ; save registers used in ISR push acc ; RO no bank switching push 0 [r] ... See full document

... a new compact ultra-wideband (UWB) bandpass filter (BPF) with improved out- of-band rejection and good selectivity is proposed and ...ring multiple-mode resonator ... See full document

... In this paper, we proposed a new two-level FH-CDMA scheme. The prime/FH-CDMA and RS/FH-CDMA schemes were special cases of our scheme. The performance analyses showed that the two-level FH- CDMA scheme provided a ... See full document

... real time simulator starts in 1973 when [25] developed the first Rayleigh based channel ...The simulator used Zener diode to generate Gaussian random ...narrow-band simulator. Cullen et al [32] ... See full document

... The high-speed low resolution analog-to-digital converters (ADCs) become more and more important in high-speed analog interface applications such as hard disk read channel, radar, digital receiver, IEEE 802.15.3a ... See full document

... adaptive antenna arrays focus narrow high gain beams towards the desired user.. and nulls towards interferers, both coverage and capacity of the network can be.[r] ... See full document

... The SBR/Image method can deal with high-frequency radio wave propagation in the complex indoor environ- ment [7,8]. It conceptually assumes that many triangular ray tubes are shot from the transmitting antenna (TX), and ... See full document

... radio system should become more flexible, providing different solutions for particular use cases and applications under a common umbrella framework (ICT-317669 METIS project, ...the system is expected to ... See full document