single data rate sdram

Single Pair Rate Selective G.SHDSL for CO and Customer Premises

... size measured in millimeters Reach measured in kilometers Data Interface User software selectable as: V.35, V.36, RS-530, X.21 Data Rate: 64 kbps to 2304 kbps Connector: D25F (adapters available) ... 2.4 2.5 2.7 2.9 3.2 3.7 4.2 4.8 5.5 3.8 3.9 4.1 4.3 4.4 4.5 4.8 4.9 5.5 5.8 6.3 Line Code: HDB3 Data Rate: 64 kbps to 2048 kbps Operation: full or fractional Blocking: per 64 kbps channel Idle Code ... V.35/V.36/RS-530/X.21 36 *Available August 2002 SHDSL Interface Line Code: 16 Level Trellis coded PAM Line Data Rate: user selectable from 192 kbps to 2.304 Mbps Range: (see chart at right) Connector: DB9F...

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Báo cáo hóa học: " Research Article Canceling Interferences for High Data Rate Time Reversal MIMO UWB System: A Precoding Approach" potx

Danh mục: Hóa học - Dầu khí

... of bit error rate (BER) performance ultimately In this paper, we propose an ultra-high data rate TRMIMO-UWB system with space-time precoding Multiple antennas can increase data rate, whereas ... estimation The rest of this paper is organized as follows The system model of ultra-high data rate TR single- input single- output (SISO) UWB is described in Section 2, and the TR-MIMOUWB system with ... the interference between blocks Admittedly, this operation will result in some data rate reduction In fact, the data rate of the proposed system is Rb = Nr L/(M1 +L+M2 )Ts bits per second (bps)...

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Báo cáo hóa học: " Research Article Optimization of Linear Precoded OFDM for High-Data-Rate UWB Systems" pptx

Danh mục: Báo cáo khoa học

... 64-state convolutional code with a rate varying from 1/3 to 3/4 is used, leading to diﬀerent data rates from 53.3 to 480 Mbit/s listed in Table For the ﬁrst two data rate modes, each complex symbol ... MBOA solution Table 1: MBOA data rates Data rate (Mbit/s) 53.3 80 110 160 200 320 400 480 Modulation QPSK QPSK QPSK QPSK QPSK QPSK QPSK QPSK Convolutional coding rate (r) 1/3 1/2 11/32 1/2 5/8 ... the load/coding rate combinations that lead to LP-OFDM data rate values that are very close to the ones of the MBOA solution Figure exhibits the results obtained for the data rates of Table In...

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Báo cáo hóa học: " Research Article Unequal Protection of Video Streaming through Adaptive Modulation with a Trizone Buffer over Bluetooth Enhanced Data Rate" potx

Danh mục: Báo cáo khoa học

... modulation type The classical Bluetooth channel quality-driven data rate (CQDDR) model assumes diﬀerent packet types, and hence data rates are chosen depending on channel conditions This model can ... maximum rate (kbps) 108.8 387.2 477.8 172.8 585.6 723.2 345.6 1174.4 1448.5 531.2 1776.4 2178.1 Length and master-to-slave bit rates for a single ACL master-slave logical link, with DM = data medium ... the arrival rate of the video, causing the buﬀer to become saturated The Mbps rate without UP can cope with the arriving video stream, causing the buﬀer to scarcely be ﬁlled, but this rate is prone...

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Báo cáo hóa học: " Research Article Optimization of Linear Precoded OFDM for High-Data-Rate UWB Systems" pdf

Danh mục: Báo cáo khoa học

... 64-state convolutional code with a rate varying from 1/3 to 3/4 is used, leading to diﬀerent data rates from 53.3 to 480 Mbit/s listed in Table For the ﬁrst two data rate modes, each complex symbol ... MBOA solution Table 1: MBOA data rates Data rate (Mbit/s) 53.3 80 110 160 200 320 400 480 Modulation QPSK QPSK QPSK QPSK QPSK QPSK QPSK QPSK Convolutional coding rate (r) 1/3 1/2 11/32 1/2 5/8 ... the load/coding rate combinations that lead to LP-OFDM data rate values that are very close to the ones of the MBOA solution Figure exhibits the results obtained for the data rates of Table In...

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Báo cáo hóa học: " Low Complexity Turbo Equalization for High Data Rate Wireless Communications" doc

Danh mục: Báo cáo khoa học

... on Figure A discrete memoryless source generates binary data bi , i = 1, , S These data, in blocks of length S, enter a convolutional encoder of rate R, so that new blocks of S/R bits (c j ... is suitable for high data- rate wireless communication systems with limited processing power D Ampeliotis and K Berberidis 10 1 10 2 10 2 Bit error rate 100 10 1 Bit error rate 100 10 3 10 4 10 5 ... typical experiments Information bits were generated in bursts of S = 6144 bits Then an R.S.C code with generator matrix G(D) = [1((1 + D2 )/(1 + D + D2 ))] of rate R = 1/2 was applied, and the resulting...

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Báo cáo hóa học: " Generalized Alamouti Codes for Trading Quality of Service against Data Rate in MIMO UMTS" doc

Danh mục: Báo cáo khoa học

... been said on data rates yet In the case of NT × antenna schemes, the NT symbols were repeated NT times in a diﬀerent and speciﬁc order guaranteeing a data rate of one Thus, the data rates in the ... to transmit either four times the symbol data rate with diversity gain two, or two times the data rate with diversity four, or only at the symbol data rate but with diversity gain eight In the ... (and thus QoS) and supported data rate is oﬀered allowing very high ﬂexibility while the receiver complexity is kept approximately proportional to the transmitted data rate Not considered in this...

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Iterative bi directional kalman DFE equalizer for the high data rate HF waveforms in the HF channel

Danh mục: Kĩ thuật Viễn thông

... Adaptation rate Adaptation rate depends mainly on the channel variation speed (fading rate) and the transmission data rate The adaptation rate should be increased (w decreased) with fading rate increase ... symbol-spaced model) is proposed by Roald Otnes in [8] for the HF medium data rate standard, and he extends his results for high data rates in [9] In this paper, we first investigate the performance ... depend upon the data rate (3200, 4800, 6400, 8000 and 9600 bps) An 8PSK training symbols (initial preamble, mini-probes and reinserted preamble) are then inserted within the data frames (256...

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Low power high data rate transmitter design for biomedical application

Danh mục: Cao đẳng - Đại học

... the TX to operate in the form of “sniffing” or “wake up” This is also desirable for low -data rate application, where the data is buffered and transmitted at the highest possible data rate for a ... frame rate of 10fps (16 bit color per pixel), the required data rate is as high as 50 Mbps In the future, if the frame rate of biomedical images is upgraded to the currently main frame rate standard ... 40 kS/s with 8-bit resolution, the raw data rate will exceed 40 Mbps Clearly, as the number of channels increases, precise recording calls for high data rate as much as 100 Mbps or higher Similarly,...

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Heat rate curve approximation for power plants without data measuring devices

Danh mục: Sinh học

... rate approximation for the load value Ci , in kWe Least-squares method requires three or more data points in order to approximate the heat rate curve However, sometimes power plants have no data ... Input – output curve Heat rate curve approximation The most common method for heat rate curve approximation is the least squares fitting method Suppose that we are fitting m data points or measurements ... where HRi is the heat rate approximation given by an n − polynomial I (kJ) The objective of this paper is to develop a numerical approximation to the heat rate curve when data is available only...

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What Was the Interest Rate Then? A Data Study pot

Danh mục: Ngân hàng - Tín dụng

... money-market rates (examples: Bank Rate of the Bank of England, discount rates of the Federal Reserve banks, federal-funds target rate of the Fed) These rates have a profound effect on the market rates ... one rate of discount of per cent for all purposes; we never thought of any other rate The Bank rate and the bankers’ rate; we had no other rate we never charged above five per cent in any single ... interest rate, for which data problems require amendment to the ordering rule Selection of the data series is based on several criteria: data reliability (obviously, higher-quality data are superior),...

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Single-Database Private Information Retrieval with Constant Communication Rate pptx

Danh mục: Cơ sở dữ liệu

... not seem Single- Database Private Information Retrieval 809 unreasonable given that the database’s computation in single- database PIR is unavoidably linear in n (since otherwise the database has ... log2 n term Our Results We present a single- database PBR scheme that has, to the best of our knowledge, the lowest asymptotic communication complexity of Single- Database Private Information Retrieval ... achieve single database PIR under the Quadratic Residuosity assumption with commu√ nication 2O log n log lm , where lm is the bit length of a composite modulus m Like all current single- database...

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Báo cáo sinh học: " Research Article Data Fusion for Improved Respiration Rate Estimation" pdf

Danh mục: Điện - Điện tử

... respiratory rate estimation algorithm to simulated data and real recordings from 30 subjects during an overnight polysomnographic study Material and Methods 2.1 Simulations and Data Collection Two datasets ... from the MIT-BIH Noise Stress Test Database [21]) were separately generated and added to the simulated ECG This simulation study has been used to compare breathing rate estimates from individual ... Results In order to evaluate the respiration rate estimation algorithm, we used the simulated ECG data with varying respiration rates and under diﬀerent heart rates (60–100 beats/minute) and signal-to-noise...

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Báo cáo hóa học: "Research Article On the Information Rate of Single-Carrier FDMA Using Linear Frequency Domain Equalization and Its Application for 3GPP-LTE Uplink" doc

Danh mục: Hóa học - Dầu khí

... information rate using SC-FDMA in the uplink We present a framework for analytical comparison between the achievable rate in SCFDMA and that in OFDMA In particular, we compare the rate based on ... correlated; hence separate coding and decoding for each of them is not suﬃcient to achieve channel capacity We further investigate the achievable rate in SC-FDMA if a separate capacityachieving ... sub-carriers are exclusively utilized by a single user, that is, SC-FDE, is investigated in [3], and it is shown that the SC-FDE rate is always lower than the OFDM rate in frequency selective channels...

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Báo cáo hóa học: " Research Article Combined Rate and Power Allocation with Link Scheduling in Wireless Data Packet Relay Networks with Fading Channels" pptx

Danh mục: Báo cáo khoa học

... 1.5 1 50 100 150 Rate with (G, G) 50 100 150 100 150 Rate with (G, B) (a) (b) 3 2.5 2.5 2 1.5 1.5 1 50 100 150 Rate with (B, G) 50 Rate with (B, B) (c) (d) Figure 8: The optimal rate assigned to ... can be equipped with multiuser detection capability For the joint rate and power control analysis, we will concentrate on the single user case although the optimization of the multiple source ... optimal rate and power control Section illustrates power control with multiple sources Some concluding remarks are included in Section 10 SYSTEM MODEL In this section, we consider the case of a single...

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Báo cáo hóa học: " Rate Control for H.264 with Two-Step Quantization Parameter Determination but Single-Pass Encoding" ppt

Danh mục: Báo cáo khoa học

... the MB-level rate control model No i=i+1 End of the frame? Yes Update the frame-level rate control model Figure 2: A ﬂowchart of the proposed rate control scheme signiﬁcant at low bit rates We therefore ... the target bit rate Then the same video was encoded once again using the rate control scheme in JM 9.3 and our rate control algorithm, respectively The obtained PSNRs and the bit rates are compared ... bitstream [11] Therefore, the number of header bits needs to be estimated separately from coeﬃcient bits for accurate rate estimation In this paper, we use the following simple but eﬀective model...

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Báo cáo khoa học: " In vivo assessment of catheter positioning accuracy and prolonged irradiation time on liver tolerance dose after single-fraction 192 Ir high-dose-rate brachytherapy" pot

Danh mục: Báo cáo khoa học

... interests Authors’ contributions LL, CW: data analysis, manuscript preparation PW, JR: study coordination, study design MS, KM: data acquisition SK: data analysis All authors read and approved ... separation of the total dose map, Dtot (x,y,z), into n separate dose maps, Di(x,y,z), for each catheter i, see Figure We calculated a total of 202 separate treatment plans using the treatment planning ... a single voxel is prolonged as the number of dose-contributing catheters increases Therefore, the catheter contribution index increases with the number of contributing catheters In case of a single...

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Báo cáo khoa học: "High-dose-rate brachytherapy for soft tissue sarcoma in children: a single institution experience" docx

Danh mục: Báo cáo khoa học

... perpendicular to the ribbons The highest dose rate for which the isodose contour was continuous and covers the CTV was selected as the prescription dose rate The dose rates were selected according to age, ... control Until early 90 decade, the reports enrolled patients treated with low dose rate isotopes The local control rates were effective, but the operational difficulties to care children with brachytherapy ... been consistently demonstrated in adults with local control advantage of BRT over wide local excision alone for adults with high-grade tumors [1-5] In children, limited data are available from...

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Báo cáo y học: "A statistical approach for detecting genomic aberrations in heterogeneous tumor samples from single nucleotide polymorphism genotyping data" pot

Danh mục: Báo cáo khoa học

... interpretation of SNP data as illustrated in Figure (bottom panel) The SNP data shown comes from various artificial mixtures of the cancer cell line and paired normal cell line [33] for a single- copy deletion ... genotyping data [25] Model comparison In order to demonstrate the utility of integrating both normal DNA contamination and LRR baseline correction within a single analysis model; we examined SNP data ... normal-cancer cell line mixtures We applied OncoSNP to three datasets each containing mixtures of normal and cancer cell line DNA SNP data was also generated in-house for 0:100, 25:75 and 50:50 normal-cancer...

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