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Class Information
Number: 326/37
Name: Electronic digital logic circuitry > Multifunctional or programmable (e.g., universal, etc.)
Description: Subject matter including (a) a logic circuit capable of either producing different logic function operations from the same logic element or providing a particular, selected (i.e., programmed) logic operation from plural logic elements (e.g., an array, etc.) or (b) details related to the actual setting or programming of the desired logic functions in such a logic circuit.










Sub-classes under this class:

Class Number Class Name Patents
326/39 Array (e.g., pla, pal, pld, etc.) 1,649
326/48 Bipolar transistor 57
326/49 Field-effect transistor 134
326/38 Having details of setting or programming of interconnections or logic functions 2,481
326/46 Sequential (i.e., finite state machine) or with flip-flop 535
326/47 Significant integrated structure, layout, or layout interconnections 869


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8710863 Configurable logic cells Apr. 29, 2014
8710959 System and method for detecting states Apr. 29, 2014
8704547 Method and system for providing spin transfer based logic devices Apr. 22, 2014
8683414 Semiconductor integrated circuit device with independent power domains Mar. 25, 2014
8674726 Multi-level chip input circuit Mar. 18, 2014
8669778 Method for design and manufacturing of a 3D semiconductor device Mar. 11, 2014
8671377 Method and apparatus for placement and routing of partial reconfiguration modules Mar. 11, 2014
8667192 Integrated circuit with programmable circuitry and an embedded processor system Mar. 4, 2014
8645724 Redriver circuits with power saving modes Feb. 4, 2014
8624626 3D IC structure and method Jan. 7, 2014
8598906 Low-power ethernet transmitter Dec. 3, 2013
8595683 Generating user clocks for a prototyping environment Nov. 26, 2013
8587336 Reconfigurable logic block, programmable logic device provided with the reconfigurable logic block, and method of fabricating the reconfigurable logic block Nov. 19, 2013
8587337 Method and apparatus for capturing and synchronizing data Nov. 19, 2013
8587343 Reconfigurable dynamic logic gate with linear core Nov. 19, 2013
8581618 Apparatus for controlling the usability of intellectual property within a programmable device and method of using Nov. 12, 2013
8575957 Multiple data rate interface architecture Nov. 5, 2013
8566616 Method and apparatus for protecting designs in SRAM-based programmable logic devices and the like Oct. 22, 2013
8549463 Die expansion bus Oct. 1, 2013
8543956 Semiconductor integrated circuit and pattern layouting method for the same Sep. 24, 2013
8519741 Operating a programmable integrated circuit with functionally equivalent configuration bitstreams Aug. 27, 2013
8516433 Method and system for mapping memory when selecting an electronic product Aug. 20, 2013
8504950 Modular array defined by standard cell logic Aug. 6, 2013
8502555 Method of and circuit for preventing the alteration of a stored data value Aug. 6, 2013
8489901 Methods and systems for secure encryption of data Jul. 16, 2013
8479124 Graphical user interface (GUI) including input files with information that determines representation of subsequent content displayed by the GUI Jul. 2, 2013
8458627 Semiconductor device including logic circuit having areas of different optical proximity accuracy Jun. 4, 2013
8438518 Apparatus for designing semiconductor integrated circuit, method of designing semiconductor integrated circuit, and program for designing semiconductor integrated circuit May. 7, 2013
8433831 Method for programming a safety-oriented programmable logic controller and router function block Apr. 30, 2013
8429471 Microprocessor apparatus and method for securing a programmable fuse array Apr. 23, 2013
8417930 Modular integrated circuit with uniform address mapping Apr. 9, 2013
8373437 Look-up table circuits and field programmable gate array Feb. 12, 2013
8373438 Nonvolatile logic circuit Feb. 12, 2013
8352651 Devices, systems, and methods regarding programmable logic controller communications Jan. 8, 2013
8341472 Apparatus and method for tamper protection of a microprocessor fuse array Dec. 25, 2012
8341580 Modular routing fabric using switching networks Dec. 25, 2012
8331135 Signal control elements in ferromagnetic logic Dec. 11, 2012
8331521 Digital processing monitoring device Dec. 11, 2012
8310301 Fully featured control pin powered analog switch Nov. 13, 2012
8299559 Re-configurable mixed-mode integrated circuit architecture Oct. 30, 2012
8283944 Electronic circuit device Oct. 9, 2012
8269552 Control pin powered analog switch Sep. 18, 2012
8266198 Specialized processing block for programmable logic device Sep. 11, 2012
8248100 Method and system for providing spin transfer based logic devices Aug. 21, 2012
8250010 Electronic learning synapse with spike-timing dependent plasticity using unipolar memory-switching elements Aug. 21, 2012
8242806 Methods and systems for managing a write operation Aug. 14, 2012
8242800 Apparatus and method for override access to a secured programmable fuse array Aug. 14, 2012
8195857 Coupling devices, system comprising a coupling device and method for use in a system comprising a coupling device Jun. 5, 2012
RE43378 Mapping of programmable logic devices May. 8, 2012
8149012 Deliberate destruction of integrated circuits Apr. 3, 2012

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