Novel Applications of the UWB Technologies Part 3 potx

... Systems Novel Applications of the UWB Technologies 72 this design, the phase changing is merged in the MUX. As shown in Fig.16, the part in the left of the line is a replication of the right part, ... bandwidth are the main challenges for the design of this up-conversion mixer. The main spurs in the output spectrum of the transmitter are the...

Ngày tải lên: 19/06/2014, 14:20

... Novel Applications of the UWB Technologies 252 3. 4 The dimension of the co-basis Before proceeding, we need to determine the dimension of the co-basis, M, or equivalently, the number of ... cognitive purpose. 3. 1 The establishment of the soft-spectrum mask The criterion for the design of DAA pulses is the ruling of the Federal Communicatio...

Ngày tải lên: 19/06/2014, 15:20

... As seen, the pulse consists of two parts: The real part (on the top) is even, and the imaginary (on the bottom) is odd. Part 4 Novel UWB Applications in Medicine 14 The Future of Ultra Wideband ... rapidly-changing soft spectrum. The algorithm can be implemented through software defined radio (SDR) techniques. Novel Applications of the UWB Technolog...

Ngày tải lên: 19/06/2014, 15:20

... IEEE © 2005 IEEE Novel Applications of the UWB Technologies 30 0 more by the atmosphere and are typically used for short range applications. Using UWB for localization in the OR holds a distinct ... system. The Optotrak 30 20 has 3- D real-time accuracy of better than 0 .3 mm. It should be noted that the spatial spread of the base stations along the z-a...

Ngày tải lên: 19/06/2014, 15:20

... and vehicles. Part 3, Novel UWB Applications in Cognitive Radio Systems, consists of chapters 11 - 13 where the problems of UWB cognitive radio are considered. Part 4, Novel UWB Applications ... QPSK symbol pairs from the main and spread OFDM symbols NOVEL APPLICATIONS OF THE UWB TECHNOLOGIES Edited by Boris I. Lembrikov Novel Application...

Ngày tải lên: 19/06/2014, 14:20

... M ) 2 2σ 2  M ∏ i=1 i =n e  − z 2 i 2σ 2  . (19) 42 Novel Applications of the UWB Technologies Novel Applications of the UWB Technologies 28 50 () 1 234 () 22 kk gk CSI CSI LLLL Soft b           ... properties of orthogonal pulses and number of users in the system. MAI is the sum of interference of one user from all the other...

Ngày tải lên: 19/06/2014, 14:20

... to the name of the Mentor Graphics simulator, ELDO. 82 Novel Applications of the UWB Technologies Novel Applications of the UWB Technologies 102 From the equation (3) , we can see that the ... communication purposes and, in the case of IR -UWB for ranging applications, to the estimation of the Time -of- Flight (ToF). The UWB channel is sta...

Ngày tải lên: 19/06/2014, 14:20

... TDT especially when M is small. Novel Applications of the UWB Technologies 120 According to the equations (30 )- (33 ), we can see that the interference and the BER are determined by max C ... does the idea of using the data-aided (DA) approach. Novel Applications of the UWB Technologies 132 value’s T  will be given in Section 5. This pri...

Ngày tải lên: 19/06/2014, 14:20

... 31 00- 10600 Above 10600 1164-1240 1559-1610 Indoor UWB (EIRP) -75 .3 dBm - 53. 3 dBm -51 .3 dBm -41 .3 dBm -51 .3 dBm -85 .3 dBm Outdoor UWB (EIRP) -75 .3 dBm - 63. 3 dBm -61 .3 dBm -41 .3 ... sequence UWB (DS UWB) and multiband orthogonal frequency-division multiplexing UWB (MB-OFDM UWB) ), the IEEE 802.15.3a (TG3a) was officially disbanded in 2006. The...

Ngày tải lên: 19/06/2014, 14:20

... membership of one of the 6 partners. The scope of 3GPP is to produce Specifications for a Mobile System based on evolved GSM core networks and the radio access technologies that they support. The ... Where, , () OFDM k xt is kth the OFDM symbol of duration OFDM T , N is the number of transmitted OFDM symbols and k f is the carrier frequency over which the symb...

Ngày tải lên: 19/06/2014, 14:20