Báo cáo hóa học: " Research Article Efficient Compensation of Transmitter and Receiver IQ Imbalance in OFDM Systems" pptx

... both transmitter and receiver IQ imbalance. 3.2. Decoupled Transmitter IQ Imbalance and Channel Distortion Compensation. In the case of only transmitter IQ imbalance and no receiver IQ imbalance ... resulting in only a partial compensation of the transmitter and receiver IQ imbalance. The same holds true for the estimates of the FI transm...

Ngày tải lên: 21/06/2014, 08:20

... processes of filling up PQ and reading from PQ and writing to “Label Memory” start again. 8. Synthesis and Implementation The rainfall watershed architecture was designed in Handel- C and implemented ... determined which bank the value is in; the remainder of the bits is used to determine the location of the value within the bank. An example is given in Figure 8(a). For an...

Ngày tải lên: 21/06/2014, 20:20

... the increasing noise of traveling time. When the standard deviation increases to 70% of the mean value, the accuracy of forward exact and appr.II inference drops to 65.68% and 65.12% and that of ... reappearing in another after a certain period. The visual information captured by VSN can be used for interpreting and understanding the activities of moving objects in the m...

Ngày tải lên: 21/06/2014, 05:20

... stretching process aliases the curve describ- ing the relationship between group-delay and frequency, squashing it and reflecting it around a number of points and hence resulting in several peaks of ... [7] also include other features in the design of the effect, including random modulation of the delay lines, cross-coupling of the two feedback structures and an equalisati...

Ngày tải lên: 21/06/2014, 05:20

... worst of the remaining users u. If yes, the worst remaining user gets its maximum number of PRBs M max,u , and we assign the remaining budget in the next iteration. Otherwise the remaining budget ... D ¨ ottling and I. Viering, “Challenges in mobile network operation: towards self-optimizing networks,” in Proceedings of IEEE International Conference on Acoustics, Speech and...

Ngày tải lên: 21/06/2014, 11:20

... AN. Liu and P. Ning, “TinyECC: a configurable library for elliptic curve cryptography in wireless sensor networks,” in Proceedings of the International Conference on Information Processing in Sensor ... p  ,(2) where a and b belong to GF(p). Considering two points on curve P = (x 1 , y 1 )andQ = (x 2 , y 2 ), and a point at in nity O,whereP / = Q / = O, points P, Q and O sati...

Ngày tải lên: 21/06/2014, 11:20

... one. In order to apply the greedy criterion, S out (N )and S in (N), where N consists of a set of vertices, include the sorted vertices of N into descending order according to deg out (u)anddeg in (u), ... are examined in order to include in MPR(u) the vertex v. If there are remaining nodes without covering in N 2 (u), in the second stage, those vertices in N 1 (u) cove...

Ngày tải lên: 21/06/2014, 11:20

... routing in AdHocwirelessnetworks,”inMobile Computing, vol. 353 of Kluwer International Series in Engineering and Computer Science, pp. 153–179, Kluwer Academic Publishers, Dodrecht, The Netherlands, ... is routable in VBF, then it must be routable in HH-VBF. Proof. If we can show that any routing-involved node in VBF is also involved in routing in HH-VBF, then we prove the l...

Ngày tải lên: 21/06/2014, 17:20

... networks, since all of the terminals communicate with an Access Point (AP) and the AP can control the feedback information without disturbing the ongoing traffic. In addition to this, terminals in centralized ... Kim, 1 Byung-Seo Kim, 2 andSungBackHong 3 1 Department of Information and Communication Engineering, Yeungnam University, Gyeongsangbuk-do 712-749, Republic of Korea 2 De...

Ngày tải lên: 21/06/2014, 17:20

... Slock, and T. Salzer, “A random precoding technique for the downlink of multiuser MIMO systems,” in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP ... Nat- ural Sciences and Engineering Research Council (NSERC) of Canada. References [1] G. J. Foschini and M. J. Gans, “On limits of wireless com- munications in a fading...

Ngày tải lên: 21/06/2014, 17:20