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1996 Vol. 18, No. 6
Display Method:
1996, 18(6): 561-566.
Abstract:
For a tracking system consisting of heterogeneous sensors such as radar and IRST, the combinatorial assignment is applied to solve the multitarget data association which is formulated as a partition of the multiple dimension data set including the me...
For a tracking system consisting of heterogeneous sensors such as radar and IRST, the combinatorial assignment is applied to solve the multitarget data association which is formulated as a partition of the multiple dimension data set including the me...
1996, 18(6): 567-573.
Abstract:
A new type matrix-mixed DOA matrix is formed with the information of two identical translation subarrays. When there exsit displacements along X and Y axes, the nonzero eigenvalues and eigenvectors are mixed direction elements and vectors. Generally,...
A new type matrix-mixed DOA matrix is formed with the information of two identical translation subarrays. When there exsit displacements along X and Y axes, the nonzero eigenvalues and eigenvectors are mixed direction elements and vectors. Generally,...
1996, 18(6): 574-581.
Abstract:
Second-order almost cyclostationary complex processes are complex random signals with almost periodically time-varying statistics. Smoothed periodograms are proposed for discrete-time complex 2nd-order cyclostationary processes as cyclic spectral est...
Second-order almost cyclostationary complex processes are complex random signals with almost periodically time-varying statistics. Smoothed periodograms are proposed for discrete-time complex 2nd-order cyclostationary processes as cyclic spectral est...
1996, 18(6): 582-589.
Abstract:
This paper studies two kinds of methods for pitch predictor in speech compressing coding, i. e., open-loop and closed-loop structure. Some of simplified approachs for solving pitch predictor equation are suggested, and the performances are compared u...
This paper studies two kinds of methods for pitch predictor in speech compressing coding, i. e., open-loop and closed-loop structure. Some of simplified approachs for solving pitch predictor equation are suggested, and the performances are compared u...
1996, 18(6): 590-595.
Abstract:
This paper analyzes the optimization problem of mutation probability (Pm) in genetic algorithms by applying the definition of i-bit improved sub-space. Then fuzzy reasoning technique is adopted to determine the optimal mutation probability in differe...
This paper analyzes the optimization problem of mutation probability (Pm) in genetic algorithms by applying the definition of i-bit improved sub-space. Then fuzzy reasoning technique is adopted to determine the optimal mutation probability in differe...
1996, 18(6): 596-600.
Abstract:
This paper analyzes the relationship between capacity and dynamics in recurrent correlation neural network, and points out that in some conditions the recurrent correlation neural network has high memory capacity. Then this paper presents several met...
This paper analyzes the relationship between capacity and dynamics in recurrent correlation neural network, and points out that in some conditions the recurrent correlation neural network has high memory capacity. Then this paper presents several met...
1996, 18(6): 601-606.
Abstract:
A new learning algorithm for radial basis functional network, which is called ABS project learning algorithm, is given and computing results show that it can be used for pattern recognition and other areas.
A new learning algorithm for radial basis functional network, which is called ABS project learning algorithm, is given and computing results show that it can be used for pattern recognition and other areas.
1996, 18(6): 607-611.
Abstract:
A kind of access model of the contention-collision cancellation in multi-star LAN has been discussed, the mathematical model is built, and the mathematical result is also given.
A kind of access model of the contention-collision cancellation in multi-star LAN has been discussed, the mathematical model is built, and the mathematical result is also given.
1996, 18(6): 612-619.
Abstract:
This paper deals with a perfect digital circuit theory by using only one algebra which keeps to follow the Boolean algebra s laws and overcomes the difficulty with which the Boolean algebbra is faced. The new theory provides a good expression of any ...
This paper deals with a perfect digital circuit theory by using only one algebra which keeps to follow the Boolean algebra s laws and overcomes the difficulty with which the Boolean algebbra is faced. The new theory provides a good expression of any ...
1996, 18(6): 620-626.
Abstract:
The calculation of the scattered far-zone EM field produced by a crescentlike three-dimensional conductor under HF approximation is studied. The equivalent surface current distributions used in the calculation are obtained from the physical optics an...
The calculation of the scattered far-zone EM field produced by a crescentlike three-dimensional conductor under HF approximation is studied. The equivalent surface current distributions used in the calculation are obtained from the physical optics an...
1996, 18(6): 627-631.
Abstract:
This article presents the mutual coupling of conformal array on arbitrary surfaces with revolutional symmetry. The concept equivalent ring simplifies the array model in the method of equating arrays with unequal elements to arrays with the same eleme...
This article presents the mutual coupling of conformal array on arbitrary surfaces with revolutional symmetry. The concept equivalent ring simplifies the array model in the method of equating arrays with unequal elements to arrays with the same eleme...
1996, 18(6): 632-637.
Abstract:
A new modified circular microstrip antenna is researched, and a new method named for equivalent ellipse is presented to calculate the pattern, axial ratio and partial power gain. The theoretical results agree well with the experimental data.
A new modified circular microstrip antenna is researched, and a new method named for equivalent ellipse is presented to calculate the pattern, axial ratio and partial power gain. The theoretical results agree well with the experimental data.
1996, 18(6): 638-643.
Abstract:
To take the effects of strain induced splitting and non-parabolicity of valence band into account when calculating the bandgap narrowing (BGN) due to heavy doping in p-type pseu-domorphic Si1-xGex layers grown on 100 Si substrate, an equivalent effec...
To take the effects of strain induced splitting and non-parabolicity of valence band into account when calculating the bandgap narrowing (BGN) due to heavy doping in p-type pseu-domorphic Si1-xGex layers grown on 100 Si substrate, an equivalent effec...
1996, 18(6): 644-648.
Abstract:
Based on uniform circular array and its elements output signal delay, a novel method for estimation of spatial frequency, azimuth and elevation is presented. Without any spectral peak search and parameters pairing, the resulting method is computation...
Based on uniform circular array and its elements output signal delay, a novel method for estimation of spatial frequency, azimuth and elevation is presented. Without any spectral peak search and parameters pairing, the resulting method is computation...
1996, 18(6): 649-651.
Abstract:
The problem of the hardware realization of a special operation - the square operation is often encountered in the design of digital ASICs, especially the ASICs used in communication and signal processing area. From the study of the regular multiplier...
The problem of the hardware realization of a special operation - the square operation is often encountered in the design of digital ASICs, especially the ASICs used in communication and signal processing area. From the study of the regular multiplier...
1996, 18(6): 652-657.
Abstract:
A spline boundary element formulation for calculating parameters of high speed integrated transmission lines is presented, where the edge singularities of the charge near the corners of the cross section of lines are embedded. The new method demonstr...
A spline boundary element formulation for calculating parameters of high speed integrated transmission lines is presented, where the edge singularities of the charge near the corners of the cross section of lines are embedded. The new method demonstr...
1996, 18(6): 657-660.
Abstract:
By studying the structure of 16 dimension Barnes-Wall lattice and lattices resulting from binary linear block codes and quaternary linear block codes based on Construction A, decoding problem of the lattices can be transformed into the problem of fin...
By studying the structure of 16 dimension Barnes-Wall lattice and lattices resulting from binary linear block codes and quaternary linear block codes based on Construction A, decoding problem of the lattices can be transformed into the problem of fin...
1996, 18(6): 661-665.
Abstract:
Based on the quasi-2D analytic model for short-channel NMOSFET s in the temperature range of 77-295K, the substrate current (/SUB) related physical mechanism for 77-295K NMOSFET was investigated. It was discovered that the channel electron mean-free ...
Based on the quasi-2D analytic model for short-channel NMOSFET s in the temperature range of 77-295K, the substrate current (/SUB) related physical mechanism for 77-295K NMOSFET was investigated. It was discovered that the channel electron mean-free ...
