... the performance The output SINR is defined as SINR = Power of the desired signal at the output of the combiner Total power of the interference plus noise at the output of the combiner (1.2) The ... defined as SNR = Power of the desired signal at the output of the combiner Power of the noise at the output of the combiner (1.1) In a wireless system, the channel is time-varying The output SNR, which ... [19] [28] [54] and the references therein) With the aid of IA, the maximum achievable degrees of freedom (DoF), which is defined as the sum-rate normalized by the logarithm of the signal-to-noise...
Ngày tải lên: 10/09/2015, 09:27
... N is the set of players, Pi and ui are the action profile and the utility function of player i, i = 1,2, , N According to these theorems, we can give the proof of the existence of NE in the game ... where pn (2) is the transmitting power of node s in the s even time slot, and the elements of p max are the peak values of the K relays and the Md non-cooperative users The design of the utility ... minimum SINR of the two kinds of time slots To get the balance in the two slots, the introduction of the third item is necessary The squared term in the expression grows fast when the SINR in the even...
Ngày tải lên: 20/06/2014, 22:20
Báo cáo " RECOMBINANT PROTEIN PRODUCTION: EXPRESSION SYSTEMS AND ANIMAL CELL TECHNOLOGY " potx
... transgene into the cytoplasm directly (Primrose and Twyman, 2006b) Bioreactor Stirred tank The number of reactor types has been increased However, because of the simplicity and the ease of documentation, ... contaminants (Butler, 2004a) Another factor resulting in the high rate of contamination in the culture media is the inclusion of animal sera and other animal-derived raw materials (Xie et al., 2003) ... frequency of 0.5 – 5% of total virus produced (Primrose and Twyman, 2006b) Other disadvantages include an insufficient expression strength, inefficient processing and impairment of the folding...
Ngày tải lên: 28/03/2014, 09:20
Báo cáo hóa học: " Improving network energy efficiency through cooperative idling in the multi-cell systems" pot
... as the performance metric to express the systems’ EE In the simulation, we optimize the power according to (13) and then calculate the NEE based on (11) The same principle is applied in the other ... antenna The BS closest to the user is called as home BS, while other BSs are called as neighbor BSs Denote the channel from the ith BS to the jth user as hi,j Î ℂ1 × J, i,j = 1, ,M and denote the ... di,j, l denote the distance from the BS i to the user j and the path loss exponent, respectively The random variable Ψ i,j accounts for the shadowing process The terms F i,j denotes the pathloss...
Ngày tải lên: 20/06/2014, 22:20
Báo cáo hóa học: " Cross-Layer Design and Analysis of Downlink Communications in Cellular CDMA Systems" docx
... network, the number of active users actually served, the number of cells in the system (in our case 19), the throughput (kbps) of the system if all the active users can be served, and the actual ... terms of both the system capacity and the mean normalized delay in the network The MAPQ scheme not only outperforms the STPD in these criteria, but also maintains other performances in terms of ... 10(a) exhibits the capability of the proposed algorithm to explore the bursty nature of the data traffic with a visible steep slope of the solid square-marked curve under the variation of traffic ratio...
Ngày tải lên: 22/06/2014, 22:20
ecombinant protein production expression systems and animal cell technology
... transgene into the cytoplasm directly (Primrose and Twyman, 2006b) Bioreactor Stirred tank The number of reactor types has been increased However, because of the simplicity and the ease of documentation, ... contaminants (Butler, 2004a) Another factor resulting in the high rate of contamination in the culture media is the inclusion of animal sera and other animal-derived raw materials (Xie et al., 2003) ... frequency of 0.5 – 5% of total virus produced (Primrose and Twyman, 2006b) Other disadvantages include an insufficient expression strength, inefficient processing and impairment of the folding...
Ngày tải lên: 28/06/2014, 12:52
Channel estimation and detection for multi input multi output (MIMO) systems
... bandwidth of transmitted signal is small compared with the coherence bandwidth of the channel, which is defined as the reciprocal of the multipath delay spread of the channel On the other hand, if the ... than the bandwidth of the transmitted signal, then the received signal undergoes flat fading In flat fading, the multipath structure of the channel is such that the spectral characteristics of the ... fading The DEML estimator relies on the pilot symbols placed at the beginning of the data frame to aid estimation of the channel coefficients and the noise covariance matrix at the receiver The...
Ngày tải lên: 03/10/2015, 11:37
Graphical modeling of asymmetric games and value of information in multi agent decision systems
... order according to their net values of information, and finally compute the net value of information of each m-variable subsequence of the pieces of evidence starting from the first to identify ... overview of the remainder of the thesis 1.1 Background and Motivation Making a good decision in a multi-agent system is complicated since both the nature of decision scenarios and the attributes of ... in games They use mathematical inductions and theorems to discuss the influence of information structure and agents’ payoff functions on the sign of information value Many properties of VOI in...
Ngày tải lên: 07/10/2015, 10:10
Robust Cross-Layer Scheduling Design in Multi-user Multi-antenna Wireless Systems
... function V (·) over the set S O(V) The value that is in the same order of V Pr[A < B] The probability of the event A < B ||x|| The Euclidean norm of vector x |A| The cardinality of the active user ... and symbols in the thesis Aij The ij-th element of the matrix A A∗ Complex conjugate transpose (Hermitian transpose) of the matrix A AT Transpose of the matrix A A−1 Inverse of the matrix A diag(x1 ... [7] The request collection sublayer is responsible for the collection of payload transmission requests from the active users On the other hand, the scheduling sublayer is responsible for the...
Ngày tải lên: 20/11/2012, 11:36
Theory and design of CNC systems (Học CNC)
... directly proportional to the amount of current The factor that limits the output of the power is the heat from the inside of the motor due to current Therefore, efficient removal of the heat is essential ... can come back by rotating from one end of the nut to the other end As the ball is in contact with a screw and a nut, it plays the role of reducing the sliding friction of the lead screw that occurs ... the structure is very complex and the detection of position of the rotor is needed The current from the armature includes high-frequency current and the high-frequency current is the source of...
Ngày tải lên: 08/09/2013, 20:50
Septic Shock and Multi-Organ Failure
... and the extracellular f luid volume The other important role of sodium is in generating the action potential of excitable cells SODIUM AND WATER BALANCE What is the distribution of sodium in the ... forms What are the basic pathophysiological events that lead to the development of SIRS? The pathophysiology of this condition involves a progressive increase in the distribution of the inf lammatory ... is the major extracellular cation of the body ᭹ 50% is found in the extracellular f luid ᭹ 45% is found in the bone ᭹ 5% in the intracellular compartment The vast majority (~70%) is found in the...
Ngày tải lên: 01/11/2013, 10:20
Tài liệu Soneplex Broadband and Soneplex Loop Extender Systems Alarm/Performance Remote Retrieval Options pdf
... Disadvantages The addition of a dial-up line to Option greatly enhances the network visibility from the central monitoring location The dry relay contacts give a broad overview of the health of the network ... brought into either the Soneplex Broadband system or FOT for transport back to the central location The alarm information uses the bandwidth of DS0 within the corresponding DS1 The other 23 DS0s remain ... At the central location, the OS port can be extracted from the orderwire interface by using another modem to convert the analog signal to an EIA-232 signal The modem used can be specified from...
Ngày tải lên: 21/12/2013, 06:19
Tài liệu Integration and Automation of Manufacturing Systems pdf
... to the bottom of the screen and locate the icon that looks like a computer screen Click on it once with the left mouse button A command window will pop up on the screen Click on the border of the ... with those marketing software In truth, these techniques are mainly of use only to the programmer From the users perspective, they will be unaware of whether the souce code of the program is object-oriented ... list of some of the more important directories follows with a brief description of each Most users have their home directories under the ’/home’ directory Most of the other directories are of interest...
Ngày tải lên: 22/12/2013, 20:17
Tài liệu Evolution of GSM and cdmaOne to 3G Systems pptx
... cell the following criterion is applied: none of the codes in the path from the target code to the root of the tree are already in use, nor are any of the codes in use in the branches above the ... state, the MS informs the network of the selected cell by means of an identifier included in the BSSGP header of the data packet from the MS The MS is able to send and receive PDP PDUs The network ... received from the UE, and in addition, the DPCCH enables the UE to control the power of the associated down-link DPCCH The power control preamble lasts for 10 ms The last part of the PCPCH is the...
Ngày tải lên: 23/12/2013, 17:15
Tài liệu 78 Rapid Design and Prototyping of DSP Systems docx
... processor for the movement of MPEG-1 encoder data from its origin at the output of the encoder to the memory of the decoder The encoded data obtained from the source is transferred to the VME-bus ... another set of queues that are input to the corner turn graph Once the data are sorted correctly, they are sent to the input queues of the column FFT primitives The graph is then executed by the ... lines The output of the VHDL model is compared with the output of the golden model (also available from Berkeley) to verify the correct operation of the VHDL decoder A warning message alerts the...
Ngày tải lên: 25/12/2013, 06:16
Analysis and design of control systems using MATLAB
... another physical system The electric circuit analog can be used to solve for variables of the other physical system Electrical Impedance: The ratio of the Laplace transform of the voltage to the ... :) Refers to the elements in all the rows of a column n of the matrix A Refers to the elements in all the columns of row n of the matrix A A(:, m : n) Refers to the elements in all the rows between ... as the magnitude of the reciprocal of the open-loop transfer function evaluated at the frequency ω2 at which the phase angle is –180º Gain: The gain of a branch is the transmission function of...
Ngày tải lên: 01/01/2014, 18:43
Tài liệu Lab Exercise 2 - Inter-VLAN Routing and Multi-layer Switching pdf
... seconds for all flows to age out of the MLS cache on the switch Start a continuous stream of pings between PC-2 and PC-3 a Use the show mls rp command on the router and the show mls entry command on ... Reconfigure the link between the router and Switch A to be an ISL trunk Configure inter-VLAN routing on the router Test with pings Any device should be able to ping any other device Task List On the ... with the command access-list 101 permit ip any any Use the show mls rp command on the router and the show mls entry command on Switch B to verify MLS operation Note the cache entries on the switch...
Ngày tải lên: 18/01/2014, 04:20
Tài liệu Integration and Automation of Manufacturing Systems docx
... to the bottom of the screen and locate the icon that looks like a computer screen Click on it once with the left mouse button A command window will pop up on the screen Click on the border of the ... with those marketing software In truth, these techniques are mainly of use only to the programmer From the users perspective, they will be unaware of whether the souce code of the program is object-oriented ... list of some of the more important directories follows with a brief description of each Most users have their home directories under the ’/home’ directory Most of the other directories are of interest...
Ngày tải lên: 25/01/2014, 05:20