Abstract: A method for channel control with wireless transmission is provided, in which a receiver is adopted to collect identification signals sent by a plurality of different wireless controllers. Because of the wireless transmission structure, the method automatically switches the setting of the channel list within an authorized range. According to the identification codes corresponding to the received identification signals, the authorization ranges of a plurality of users are compared to provide an appropriate channel list for the viewers. In addition, the method allows users to set a plurality of different channel lists to achieve the purpose of diversity, protection, and convenience.

Abstract: A Hamming neural network circuit which can be programmed and expanded is disclosed. The Hamming neural network includes an I/O circuit for inputting and outputting a plurality of standard patterns. A bi-directional transmission gate array is connected to the I/O circuit and controlled by a programming signal for transmitting the standard patterns. A plurality of standard pattern memory units is connected to the bi-directional transmission gate array for storing the plurality of standard patterns respectively. An address decoder is connected to the plurality of standard pattern memory units for addressing one of the plurality of standard pattern memory units. A plurality of pattern matching calculation circuit units are respectively connected to the plurality of standard pattern memory units for generating a plurality of matching rates between a to-be-recognized pattern and the plurality of standard patterns.

Abstract: A fuzzy processor which can be programmed and expanded is disclosed. The fuzzy processor has a membership function I/O circuit for inputting and outputting a plurality of membership functions respectively corresponding to each one of a plurality of features of each one of a plurality of standard patterns. A feature decoder receives a to-be-recognized pattern having a plurality of input features for generating a plurality of feature values. A membership function generator stores the plurality of membership functions and receives the plurality of feature values to generate a plurality of current-type membership degrees for the plurality of input features corresponding to the plurality of standard patterns respectively. A plurality of accumulators receive the plurality of current-type membership degrees respectively for generating a plurality of synthesis membership degrees.

Abstract: A signal sorter for magnitude sorting among a number of signals is disclosed that allows for magnitude sorting of a number of signals in an ascending or descending ordered manner governed by the clock controlling signals. The sorter can generate sorted outputs fast enough for real-time applications and has a circuit structure suitable for implementation as integrated circuit devices. The sorter has a signal input section, maximum-deriving section, a feedback control and voltage output section and a sorted output section. All four sections are controlled by a set of timing clock input signals to manipulate the signal magnitude sorting.

Abstract: A current-type fuzzy processor is disclosed. The fuzzy processor comprises a characteristic decoder for decoding a to-be-identified pattern, a plurality of membership function generators for generating a plurality of membership degrees for the to-be-identified pattern, a weighting decoder for generating a weighting value, a plurality of weighting adjustment circuits for performing weighting operations on the plurality of membership degrees according to the weighting value to generate a plurality of weighted membership degrees, a plurality of accumulators for performing accumulation operations on the plurality of weighted membership degrees to generate a plurality of synthesis membership degrees, a WTA circuit for outputting the plurality of synthesis membership degrees in an order of magnitude; and a timing and control logic for generating timing and control signals for the fuzzy processor.

Abstract: A current sorter for sorting a plurality of currents is disclosed. The current sorter comprises an input circuit unit for receiving a plurality of input currents to be sorted, a winner-take-all (WTA) circuit unit for finding the maximum current, a feedback control and voltage output circuit unit for generating feedback control signals and output voltages indicating the maximum current, and an output circuit unit for outputting sorted currents. A plurality of input currents are simultaneously input to the input circuit unit and the sorted results are output in a time-shared manner on the output circuit unit.

Abstract: A switched-current fuzzy processor for pattern recognition is provided, which is specifically designed to operate in current mode for high performance. The switched-current fuzzy processor includes means for decoding a feature input into a set of binary feature signals; an array of MFGs, coupled to the decoding means, for obtaining a set of current outputs whose magnitudes are proportional to the values of the feature signals respectively; weight-adjusting means, coupled to the MFG array, for applying a predetermined weight factor in binary form to the output currents from the MFG array; summing means, coupled to the weight-adjusting means, for summing up each set of currents from each column of the MFGs in the MFG array to thereby obtain a total value for the currents therefrom; and a maximum-value determination circuit, coupled to the summing means, capable of obtaining the one of the currents with the maximum magnitude from the summing means.

Abstract: A switched capacitor sorter based on magnitude includes a plurality of input units, a winner-take-all (WTA) circuit for finding a maximum voltage level, and an output unit. A plurality of input voltages are simultaneously input to the respective input units, and the sorted results are output in a time-shared manner.

Abstract: A detachable sunglasses with an adjustable bridge is adapted for selectively adjusting the distance between two sun-lenses thereof, so that a particular style and size of such sunglasses can fit various shapes and sizes of eyeglasses. The adjustable bridge comprises a first bridge rod having an affixing end attached to the inner side of the first sun-lens and an adjustable end extended from the first sun-lens; a second bridge rod having an affixing end attached to the inner side of the second sun-lens and an adjustable end extended from the second sun-lens; a bendable bridge joint adapted for connecting the first bridge rod and the second bridge rod; and a locking means for fastening the bridge joint with the first and second bridge rods, so as to construct the sunglasses capable of adjusting the distance and angle between the two sun-lenses.

Abstract: Disclosed is a two-layer switched-current type of a Hamming neural network system. This Hamming network system includes a matching rate computation circuit for modules on a first layer used to compute a matching rate between a to-be-identified pattern and each one of a plurality of standard patterns, a matching rate comparison circuit on a second layer for ranking an order of the matching rates including a switched-current type order-ranking circuit for receiving switched-current signals, finding a maximum value and outputting a time-division order-ranking output and an identification-rejection judgment circuit for performing an absolute and a relative judgment, and a pulse-generating circuit for generating sequential clock pulses, in which the circuit construction of the Hamming network is simple and flexible due to a modular design with extendible circuit dimensions, and a high precision, improved performance and enhanced reliability of the network system is achieved.