Read-Only Memories TRIZ Cases

Adjusts read pass voltages based on memory hole diameters to equalize sensing across word line layers in 3D NAND devices.

A memory cell extends its effective threshold voltage window by splitting programming states into substates using cross-coupling effects.

Voltage generator applies selective ground selection voltages to memory planes, reducing erase distribution and improving operation efficiency.

Iterative parameter adjustment ensures accurate power-up configuration retrieval without extra silicon area.

A nonvolatile memory device uses a column substituting register to replace defective data columns with redundancy columns.

A semiconductor storage device control circuit detects characteristic variations to determine necessary reading verify steps.

Read pointer logic inhibits reads during phase change material stabilization periods, preventing data errors while maintaining throughput.

A register unit stores additional bits combined with control signals to generate enable outputs for voltage generation circuits.

A controller applies read strobes on one side of the reference voltage to generate reliability bits.

A data buffer control circuit advances the buffer enable signal using a falling edge clock trigger.

A boosted voltage supply circuit maintains constant output levels using a charge pump and voltage dividing detection network.

A nonvolatile memory system determines offset values from adjacent cell counts to calibrate target read levels.

Dynamic voltage step control minimizes cell overstressing during iterative programming, thereby extending device endurance and data retention.

Segmenting memory blocks into partial pages increases net die on standard wafers, avoiding large wafer costs while reducing size imbalance.

A 3D memory bit line voltage control method maintains partial charge after data detection to accelerate subsequent read operations.

A staged programming operation coordinates preliminary, intermediate, and final stages across memory cell levels to manage threshold voltage distribution.

Segmented verification steps reuse latch circuits to reduce device complexity while maintaining programming precision.

Alternating programming directions across NAND memory dies balances strong and weak word lines within exclusive OR sets, reducing bit error rates.

A memory controller sets optimum read voltage using iterative cell count feedback.

Parallel bitscan operations hide verification overhead during flash memory programming cycles.

A memory controller applies voltage offsets from a preset mapping table to obtain accurate read voltages.

Multi-level cell memory stores four bits per cell using distinct charge states in a nitride layer, resolving current detection precision challenges.

Electrostatic block insulation isolates memory cells during programming to reduce capacitive coupling and stabilize threshold distributions.

Detect defective NAND strings and modify write data to prevent programming errors, reducing loop iterations and enhancing memory reliability.

Segmenting multi-level cell data across independent planes enables single-threshold reads, reducing latency while maintaining high memory density.

Non-volatile storage preserves repair state during power loss, enabling completion of memory repair operations and maintaining data integrity.

Aligning global pads with bit line pads simplifies connection metal line patterns, resolving interconnection complexity and minimizing memory area.

A memory device applies specific voltages to selected word lines and strings while floating unselected ones.

A read circuit uses discharge and equalization circuits to compare resistance between memory cells and reference cells.

Control circuitry disconnects supply voltage lines during memory access to leverage bit line capacitance for dynamic voltage adjustment.

Exclusion circuit in page buffer coordinates phase-based programming signals to reduce NAND flash memory write time.

Selective deck biasing injects holes into pillars to improve data retention while minimizing stable state read disturb.

A flash memory power-on sequence verifies voltage stability before reading data.

A flash memory writing method stores bits in multi-level cells using a staged approach to optimize data retention.

Distinct verify sequences on segmented word line groups prevent floating gate coupling over-erase while maintaining high density.

Sequential precharging of word and bit lines across multiple memory planes reduces current surges that damage power modules during simultaneous access.

Electrical cutting of a chalcogenide fuse replaces laser methods, reducing driving current and enhancing integration density in phase change memory.

Parallel content-addressable memory cells compare input signals against stored contents to reduce search time in high-dimensional KD tree operations.

Merging multiple generators into one unit reduces peak current consumption during program operations by adjusting driving force based on stored data.

A semiconductor repair circuit segments fuse arrays into groups to generate repair addresses efficiently.

A data synchronization circuit generates a shifted strobe signal by applying coarse and fine adjustment delay values to the clock.

Pre-programming a dummy word line to a specific threshold voltage state accelerates edge word line erase speed while maintaining compact die size.

A memory device employs a dual-programming approach using foggy and fine operations to adjust threshold voltage levels in storage cells.

Hardwired ROM arrays merge storage and processing in a Perpetual Digital Perceptron, reducing energy consumption by eliminating sequential memory access.

Sidewall carrier trapping stabilizes threshold voltage against manufacturing variations and enhances data retention duration.

A semiconductor memory apparatus uses local data circuits in memory banks for active operations and a global data circuit in the peripheral region for buffer tasks.

A NAND flash memory controller reads half pages from separate arrays independently to output data continuously.

A floating voltage on the adjacent wordline shortens ramp-up time for verifying voltages, reducing overall programming time and power consumption.

A controller staggers drive instruction commands across multiple memory chips to prevent simultaneous peak current overlap.

A lateral poly fuse memory cell uses a replica element to maintain constant programming current density across process variations.