The forming device functions faber-sauder

 

(57) Abstract:

The invention relates to automatic control and computer engineering. The aim of the invention is to expand the functional capabilities of the device due to the possibility of forming a complete system of functions Faber-Sauder. The aim is achieved in that the forming device functions Faber-Sauder containing the oscillator, m - 1 adders modulo two ( 2m-1 - the number of generated functions), the group of m blocks of the level shifter, the group of m - 1 sign multiplier products, further comprises m - 2 blocks level offset, m - 2 group elements And, in each K-th group contains 2k+1elements And m - 1 groups of keys that contains every r-th (r = 1,...,m - 1) group 2rkeys. 1 Il.

The invention relates to the field of automatic control and computer science and is a forming device functions Faber-Sauder, which can be used in spectrum analyzers Faber-Sauder and as an independent generator.

Known digital generator orthogonal functions containing ring the register number function, the register arguments, an element And a bit shift register, the block is converted into the owls, additional conversion unit direct code in additional and a multiplier unit. The purpose of the generator is the formation of customary and quadratic functions Faber-Sauder. The downside of it is the complexity of the design.

Also known a digital function generator containing a first trigger shift element And the second shift register, subtractive counter, two triggers, the processing unit packets of pulses, two element OR two elements OR NOT, modulo two, reverse the meter and the unit of comparison. The purpose of the digital function generator - formation in digital form of the Haar functions and Faber-Sauder. The downside of it is the difficulty.

Known functional generator that contains a clock generator, a counter, m+1 integrators, keys, and items I. Purpose function generator - forming functions Faber-Sauder. The disadvantage is the excessive number of integrators, which complicated the design.

Closest to the claimed is a device for generating signals Rademacher, containing a clock generator, the output of which is connected to the input m-bit binary counter (m is the number of generated signals Rademacher), m-1 adders in mo is uceni to the inputs of the i-th modulo two, integrator, m-1 sign multiplier, and m units of the level shifter, and the m-th bit output of the counter is connected to the input of the integrator, the output of the i-th modulo two to the significant input of the i-th landmark multiplier, information input and output of the i-th landmark multipliers connected respectively to the output (i+1)-th block of the level shifter and to the input of the i-th block of the level shifter, the output of the integrator is connected to the input of the m-th block of the level shifter, the outputs of all blocks of the level shifter are the outputs of the device. The purpose of the device - forming integral (piecewise linear) orthogonal signals Rademacher. The downside of it is the inability to form a complete system of signals, for example, Faber-Sauder.

The aim of the invention is to expand the functional capabilities of the device by forming a complete system of functions Faber-Sauder and its simplification.

The aim is achieved in that the forming device functions Faber-Sauder containing the oscillator, the output of which is connected to the input m-bit binary counter, m-1 adders modulo two (2m-1 - the number of generated functions), and the i-th and (i+1)-th (i = 1, 2, ..., m-1) bit outputs of the counter are connected to the inputs of the i-th is tcheka, a group of m blocks of the level shifter, the group of m-1 sign multiplier products, the yield of the i-th modulo two is connected to the sign input of the i-th landmark, the multiplier, the information input and output of the i-th landmark, the multiplier group of m-1 sign multiplier products connected respectively to the output (i+1)-th block of the level shifter and to the input of the i-th block of the level shifter group of m blocks offset level, further comprises m-2 blocks level offset, m-2 group elements And, in each k-th group contains 2k+1elements And m-1 groups of keys that contains every r-th (r = 1, 2, ..., m-1) group 2rkeys, the output of each block level shifter group of m blocks offset level, except the first and m-th, is connected to the input of block offset additional groups of m-2 blocks level shifter, the output of the first block level shifter group of m blocks of the level shifter and output blocks level offset additional m-2 blocks level shifter connected to information inputs of the groups of keys, the output of the first block level shifter group of m blocks of the level shifter is connected to the information input of the two keys of the first group, the control inputs of which are connected with m-m direct and inverse outputs m-bit docinformation input (k+1)-th group of keys, the output of the integrator and outputs the keys of all groups of keys are information output device for generating functions Faber-saudara, the control inputs of the second and subsequent groups of keys are connected to the outputs of the first and subsequent groups of elements And the first and second input elements And the first group of elements And are paired with direct and inverse outputs of the m-th and (m-1)-th bits of the m-bit binary counter, and the output of each element And the first group of elements And is connected to the pair of inputs of two different elements And the second group of elements, And the other inputs of elements And the second group of elements And are connected, respectively, equally with the direct and inverse outputs (m-2)-th bit of m-bit binary counter and the outputs of elements And the second group of elements And is connected to the control inputs of the keys of the third group of keys, the inputs of each pair of elements And k-th group elements And are connected to the outputs of the elements And (r-1)-th group elements, And the other inputs connected, respectively, equally with the direct and inverse outputs (m-k)-th bit of m-bit binary counter, the outputs of the elements And the k-th group elements And is connected to the control inputs of keys (k+1)-th group of keys and are connected in pairs to the inputs of the TLD the functions Faber-saudara for the case of forming the fifteen functions. It contains a clock generator 1, the output of which is connected to the input of the four-digit binary counter 2, three adder 3 modulo two, the integrator 4, three iconic multiplier 5, a group of four blocks 6 level shifter and an additional group of two blocks of 6 level shifter, an additional three groups of keys 7 and two groups of elements And 8. The first group of keys consists of two key 7, the second four, and the third eight. The first group of elements And contains four elements And 8, and the second eight. In addition, there are fifteen of information outputs 9 - 23 devices. The outputs of the i-th and (i+1)-th (i = 1, 2, 3) digits of four-digit binary counter 2 are connected to the inputs of the i-th adder 3 modulo two. The fourth digit of the four-digit counter 2 is connected to the input of the integrator 4, the output of which is connected to the fourth input of the unit 6 level offset. The output of the i-th adder 3 modulo two is connected with the iconic sign of the i-th landmark of the multiplier 5. Information inputs and outputs of the i-th landmark of the multiplier 5 is connected to the output of the (i +1)-th block 6 level shifter and the input of the i-th block 6 level shifter group of four blocks of the level shifter. The outputs of blocks 6 level shifter group of four blocks offset level, except for per the block level offset. The output of the first block 6 level shifter group of four blocks of the level shifter is connected to information inputs of the two keys 7 of the first group of keys, the control inputs of which are connected respectively with the forward and inverse output of the fourth digit counter 2. The output of the first block 6 level offset from the additional group level shifter connected to information inputs of the four keys 7 of the second group of keys, and their control inputs connected to the outputs of the four elements And 8 of the first group of elements And. the First and second inputs of the various elements And 8 of the first group of elements And are paired with direct and inverse outputs of the fourth and third bits of the counter 2. The outputs of the elements And 8 of the first group of elements And connected in pairs to the inputs of two different elements And 8 of the second group of elements And. the output of the second block 6 level-shift an additional group of two blocks of the level shifter is connected to information inputs of the eight keys 7 of the third group of keys, control inputs connected to the outputs of the elements And 8 of the second group of elements And. Second input elements And 8 of the second group of elements And free from connection with the outputs of the elements And 8 of the first group of elements And are connected to porom way.

At the start of the operation of the device clock pulses from the output of the generator 1 are fed to the input of counter 2, which generates signals Rademacher R1, R2, R3and R4. The signal Rademacher R1to the input of the integrator 4, which is integrated and transformed into a first triangular function Faber-chowder, which is removed from the output 9 of the device. This function is input to the third sign of the multiplier 5, the iconic entrance which served the function R1R2where the summation symbol in module two, causing its output to get the second integral function of HC, which is the third block 6 level shifter shifts the level and served simultaneously on the first block 6 level-shift an additional group of two blocks 6 level shifter and to the information input of the second sign of the multiplier 5. As a result of additional displacement in the first block 6 level-shift an additional group level offset at the output gain function, which period is represented by two consecutive triangular functions. They are for informational inputs two keys 7 of the first group of keys on the control inputs of which are served direct and inverse the AI Faber-Sauder. Sign sign-second sign of the multiplier 5 is function of R2R3in result of this, get a third integral function of HC, which is simultaneously fed to the second block 6 level-shift an additional group of two blocks 6 level-shift and on the information input of the first sign of the multiplier 5. The additional offset in block 6 level-shift the third integral Rademacher function into a function with interval defining four consecutive triangular functions, which act on the information inputs of the four keys 7 of the second group of keys that are managed by means of the elements And 8 of the first group of elements Acting On the first and second inputs of the first element And 8 of the first group of elements And serves the function R1and R2and have the function , so the first key 7 is open in the first quarter of the interval of definition of the function, and its output 12 receive a fourth function Faber-Sauder. The second key 7 with the control signal R1R is open in the second quarter of the interval of definition of the function, and its output 13 receive the fifth function Faber-Sauder. The third key 7 upravlyayuschuyu function Faber-Sauder. Similarly, the fourth key 7 of the second group key signal is only open for the last quarter of the interval of definition of the function, so the output 15 receive a seventh function Faber-Sauder.

On symbolic input the first sign of the multiplier 5 is function of R3R4so its get a fourth integral function of HC, which is the first block 6 level shifter group of four blocks offset level shifted by the level and represents a consistent set of eight triangular functions on the interval of its determination. This function is served on the information input keys 7 of the third group of keys on the control inputs which served as the control , RR, R, RR, R, R, and , therefore, outputs 16 - 23 devices receive the remaining eight functions Faber-Sauder similar to that presented above. After sixteen cycles of operation, the device returns to its original state.

Of the above, it follows that, first, the device really allows you to get desired functions Faber-saudara, and secondly, it really is easier known.

The FORMING DEVICE FUNCTIONS FABER-SAUDER containing a clock generator, the output ceramic functions), moreover, the i-th and (i + 1)-th (i = 1, ..., m - 1) bit outputs of the counter are connected to the inputs of the i-th modulo two, the integrator, the input of which is connected to the m-th bit output m-bit binary counter, a group of m blocks of the level shifter, the group of m - 1 sign multiplier products, the yield of the i-th modulo two is connected to the sign input of the i-th coded multiplier, information input and output of the i-th landmark, the multiplier group of m - 1 sign multiplier products connected respectively to the output (i + 1)-th block of the level shifter and to the input of the i-th block of the level shifter group of blocks of the level shifter, characterized in that it additionally contains m - 2 blocks level offset, m - 2 group elements And, in each k-th group (k = 1, ..., m - 2) contains 2k+1elements And m - 1 groups of keys that contains every r-th (r = 1, ..., m - 1) group 2rkeys, and the output of each block level shifter group of m blocks offset level, except the first and m-th, is connected to the input of the level-shift an additional group of m - 2 blocks level shifter, the output of the first block level shifter group of m blocks of the level shifter and output blocks level offset additional m - 2 blocks level shifter connected to the in of the level shifter is connected to the information input of the two keys of the first group, the control inputs of which are connected with m-m direct and inverse outputs m-bit binary counter, the output of the k-th block level offset additional groups of m - 2 blocks level shifter connected to information inputs (k + 1)-th group of keys, the output of the integrator and outputs the keys of all groups of keys are information output device for generating functions Faber-saudara, the control inputs of the second and subsequent groups of keys are connected to the outputs of the first and subsequent groups of elements And, the first and second input elements And the first group of elements And are paired with direct and inverse outputs of the m-th and (m - 1)-th bits of the m-bit binary counter, and the output of each element And the first group of elements And is connected to the pair of inputs of two different elements And the second group of elements, And the other inputs of elements And the second group of elements And are connected, respectively, equally with the direct and inverse outputs (m - 2)-th bit of m-bit binary counter, and the outputs of elements And the second group of elements And is connected to the control inputs of the keys of the third group of keys, the inputs of each pair of elements And k-th group elements And are connected to the outputs of the elements And (k - 1)-th group elements, And the rest of the about the counter, the outputs of the elements And the k-th group elements And is connected to the control inputs of keys (k + 1)-th group of keys and are connected in pairs to the inputs of two different elements, And (k + 1)-th group elements And.

 

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