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Class Information
Number: 326/63
Name: Electronic digital logic circuitry > Interface (e.g., current drive, level shift, etc.) > Logic level shifting (i.e., interface between devices of different logic families)
Description: Subject matter comprising an intermediate circuit or a coupling circuit for providing an operational compatibility between devices of different logic families, wherein conversion of parameters is required (e.g., input logic levels, logic signal pulse widths (duty cycle), power supply biasing levels, etc.).










Sub-classes under this class:

Class Number Class Name Patents
326/64 Bi-cmos 46
326/75 Bipolar transistor 96
326/68 Field-effect transistor (e.g., jfet, mosfet, etc.) 979


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8674745 Level conversion circuit and semiconductor integrated circuit device employing the level conversion circuit Mar. 18, 2014
8653852 Voltage level shifter with dynamic circuit structure having discharge delay tracking Feb. 18, 2014
8635572 Circuitry having programmable power rails, architectures, apparatuses, and systems including the same, and methods and algorithms for programming and/or configuring power rails in an integrate Jan. 21, 2014
8618835 Compact high-speed mixed-signal interface Dec. 31, 2013
8604828 Variable voltage CMOS off-chip driver and receiver circuits Dec. 10, 2013
8598935 System and method for providing a low-power self-adjusting reference current for floating supply stages Dec. 3, 2013
8570067 Method and apparatus for controlling a communication signal by monitoring one or more voltage sources Oct. 29, 2013
8564329 Semiconductor device and driving method thereof Oct. 22, 2013
8547138 Semiconductor device with buffer and replica circuits Oct. 1, 2013
8536922 Clock distribution network Sep. 17, 2013
8514119 High-speed voltage-level converter using capacitor Aug. 20, 2013
8487658 Compact and robust level shifter layout design Jul. 16, 2013
8436654 Level converter circuit for use in CMOS circuit device provided for converting signal level of digital signal to higher level May. 7, 2013
8436655 Voltage level shift circuit and semiconductor device May. 7, 2013
RE44134 Universal input apparatus Apr. 9, 2013
8410839 Systems and methods for driving high power states using lower voltage processes Apr. 2, 2013
8405422 Level shift circuit Mar. 26, 2013
8400183 Voltage conversion Mar. 19, 2013
8395416 Incorporating an independent logic block in a system-on-a-chip Mar. 12, 2013
8395434 Level shifter with negative voltage capability Mar. 12, 2013
8390338 Semiconductor device having signal transfer line Mar. 5, 2013
8390327 Radiation-tolerant level shifting Mar. 5, 2013
8339176 System and method for providing a low-power self-adjusting reference current for floating supply stages Dec. 25, 2012
8334709 Level shifter Dec. 18, 2012
8324933 Implementing dual speed level shifter with automatic mode control Dec. 4, 2012
8324954 Voltage level shifter and buffer using same Dec. 4, 2012
8320494 Method and apparatus for generating reference voltage to adjust for attenuation Nov. 27, 2012
8232948 Multilevel voltage driving device Jul. 31, 2012
8217703 Low power fast level shifter Jul. 10, 2012
8207754 Architecture for efficient usage of IO Jun. 26, 2012
8174288 Voltage conversion and integrated circuits with stacked voltage domains May. 8, 2012
8174289 Level shifter and level shifting method thereof May. 8, 2012
8159271 Scan driver Apr. 17, 2012
8149017 Low-voltage to high-voltage level translation using capacitive coupling Apr. 3, 2012
8149026 Driver circuit and adjustment method therefor Apr. 3, 2012
8143916 Level shift circuit, method for driving the same, and semiconductor circuit device having the same Mar. 27, 2012
8138815 Level converter Mar. 20, 2012
8120383 Voltage level translation Feb. 21, 2012
8120984 High-voltage selecting circuit which can generate an output voltage without a voltage drop Feb. 21, 2012
8067961 Level conversion circuit for converting voltage amplitude of signal Nov. 29, 2011
8063662 Methods and apparatus for predictable level shifter power-up state Nov. 22, 2011
8063689 Output stage system Nov. 22, 2011
8054281 Level shifter and flat panel display using the same Nov. 8, 2011
8013633 Thin film transistor logic Sep. 6, 2011
8004339 Apparatuses and methods for a level shifter with reduced shoot-through current Aug. 23, 2011
7986165 Voltage level shifter with dynamic circuit structure having discharge delay tracking Jul. 26, 2011
7982498 System and method for power domain isolation Jul. 19, 2011
7965123 High boosting-ratio/low-switching-delay level shifter Jun. 21, 2011
7965106 Semiconductor device and driving method thereof Jun. 21, 2011
7956641 Low voltage interface circuit Jun. 7, 2011

1 2 3 4 5 6 7 8 9










 
 
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