Báo cáo hóa học: " Efficient implementation of 90° phase shifter in FPGA" pptx

... CSD FIR filter implementation. Also, it offers a high accuracy of phase shift. Introduction Phase shifters have wide s pread applications [1-3], in particular, 90° phase shifters are used in wireless ... 2011:32 http://asp.eurasipjournals.com/content/2011/1/32 Page 3 of 5 RESEARC H Open Access Efficient implementation of 90° phase shifter in FPGA Punithavathi Du...

Ngày tải lên: 21/06/2014, 01:20

... Uni- versity of Queensland within the School of Information Technol- ogy and Electrical Engineering. His research interests include sig- nal and image processing, particularly in the application areas of telecommunications, ... was ap- pointed Research Assistant and Tutorial Fel- low of the School of Information Technol- ogy and Electrical Engineering at The Uni- versity of Quee...

Ngày tải lên: 22/06/2014, 22:20

... are ongoing standardization activities for integrating WirelessHART devices into Profi- bus/Profinet networks within Profibus International and wireless cooperation team. However, the main difference is ... standards, addressing safety and security, using Profinet IO, Profisafe, and WirelessHAR T. In order to retrofit security in Profi- net IO we introduce a concept called security module...

Ngày tải lên: 20/06/2014, 22:20

... first report of its kind to apply the SHI irradiation technique for obtaining an efficient blocking laye r in D SSCs. The performance of the SHI-irradiated blocking layer was investigated in comparison ... removal of polymer templates from ESD coating during sintering treatment. The observed inhomogeneous TiO 2 /FTO interface in the pristine sample was further compressed by SHI...

Ngày tải lên: 21/06/2014, 08:20

... a wide range of signal processing, elec- tronics, and software projects. From 1988 to 1995 he was a Lecturer in signal processing and communications in the Engineering Department of Cambridge ... or difference of the rounded values of c and s. For these variants, the gain and phase shift are independent of input argument. For the special case of rotations by odd multiples of...

Ngày tải lên: 23/06/2014, 01:20

... 1 2-D pattern of the silver stained gel image of the master gel image. 2-D pattern of the silver stained gel image of a master gel image containing the spot information of all investigated samples. ... fixed in 50% ethanol, and 10% acetic acid for 12 hours. Silver staining Proteins were visualized using the silver staining method employing a modification of the method of Heuk...

Ngày tải lên: 18/06/2014, 15:20

... receptor upon binding of the activated ligands, which then initiates the intracellular signaling cascade involving the SMAD, a family of proteins similar to the gene products of the Drosophila ... expression of the molecules involved in angiogenesis, such as VEGF, FLT1, NRP1, NRP2, ANGPT2, JAG1, ARTS1, TNFRSF12A. Also the gene expression of a group of insulin-like growth factor...

Ngày tải lên: 18/06/2014, 15:20

... obtained comparing TTT of patients affected by CLL expressing ZAP-70 according to T-method (A) or T/B Ratio-method (B). In all plots solid line indicates ZAP-70 negative CLL, while dashed line indicates ... to define the clinical features of the disease [40,46]. The prognostic relevance of ZAP-70 determination in CLL has been emphasized in several retrospective ana- lyses of wid...

Ngày tải lên: 18/06/2014, 16:20

... USA) using the DNA thermal cycler. After 3 min denaturation at 94°C, 30 PCR cycles were performed, each cycle consisting of 94°C for 1.5 min, 65°C for 1 min and 72°C for 1 min, and a final 6 min elongation ... sjTRECs. We showed a prominent decrease of sjTRECs levels in CML, indicating the reduction of recent thymic emigrants affects the majority of TRBV subfami- lies. Competing int...

Ngày tải lên: 18/06/2014, 16:20

... surface strains in a typical sponge (4.3% overall strain in this example)Figure 3 Distribution of surface strains in a typical sponge (4.3% overall strain in this example). The local strains in the ... from higher strain regions (5% End, 7.5% Center, and 7.5% End). Thus increasing overall strains results in an increase of Col X protein production. Relationship between strains...

Ngày tải lên: 20/06/2014, 00:20