Read-Only Memories TRIZ Cases

A flash memory read method applies coupling compensation parameters to selected cells based on adjacent cell states.

N latches on each bit line measure discharge status to adjust timing for accurate threshold voltage determination.

Segmenting bit lines during MLC NAND flash memory programming reduces program disturb by isolating unselected cells from floating gate interference.

Preliminary precharge decouples bit lines from memory cells to minimize power consumption while maintaining high sensing accuracy.

A memory controller generates threshold voltage histograms to estimate optimal read voltages for multi-level cell storage.

A single transistor drives each address line in a phase change memory array using alternating odd and even designations.

A voltage generator sets an initial sense node voltage using matched transistors to maintain a constant swing between the initial and trip points.

A memory controller detects programming interruptions and modifies signals to mark affected pages as uncorrectable.

Self-boosting transistors in the word line decoder eliminate large capacitors, reducing layout scale and power consumption.

A semiconductor memory device applies sequential program permission and inhibition voltages to bit lines during programming operations.

Ramping erase voltage identifies defective NAND blocks after parallel failures, preventing reliability issues from leakage currents.

A semiconductor memory device uses an inter-string unit structure with a conductive layer to prevent unintended transistor activation.

Applying an initial enable voltage higher than the target voltage reduces word line delay and RC time constant effects without enlarging the memory area.

Triggering verification upon fastest plane completion prevents healthy block retirement and boosts storage capacity.

Internal flash memory integration eliminates external port risks while maintaining data access speed.

A 3D QLC NAND memory programming method applies pre-charge voltages to unselected bit lines to drain residual electrons from the channel.

Dynamic voltage step switching adjusts programming increments during NAND flash cell writes to maintain tight threshold distributions.

An antifuse circuit unit stores defective cell addresses to redirect access, avoiding costly chip replacement after packaging.

A control circuit configures bit lines to adjust threshold voltage of select transistors in nonvolatile semiconductor storage devices.

A fuse circuit uses a comparison unit to detect the state of a blown fuse via voltage level measurement.

Processing circuitry applies distinct read voltages to segmented memory groups based on local threshold voltage distributions.

Variable verification pulses adapt intervals and counts per cell, reducing programming time and current consumption.

A NAND flash memory block divided into sub blocks with independent select transistors increases cell current by up to 60 percent.

Varying source line potentials during NAND memory read operations to reduce current leakage between unselected blocks and selected bit lines.

Power-on detection circuit provides initialization voltage to anti-fuse sensing control terminal.

A trimming code generator performs addition and subtraction on fuse signals to produce precise internal voltage levels.

A memory controller adjusts read voltages using distinct estimation methods based on error correction outcomes.

A variable resistance unit uses transistor threshold voltage changes to store information without traditional fuse structures.

Thicker oxide in the clamp transistor enables higher supply voltages, improving read performance and output swing without significant area penalty.

Pass circuit unit connects global word lines to memory blocks, preventing hot holes from generating in the channel during read operations.

A flash memory voltage boost circuit uses pre-charge transmitters and pumping capacitors to generate control voltages.

A charge bleeder circuit manages supply line voltage levels in flash memory devices.

Dynamic reference voltage adjustment resolves RC delay and stabilization time trade-offs caused by GST resistance variations.

Detects leakage bit lines in flash memory devices to update writing data with program-inhibit signals before programming operations begin.

A memory device data output circuit transmits status data during a latency period using a data strobe signal.

Zone-specific read voltages compensate for bit line resistance variations caused by multiple patterning lithography, stabilizing memory cell sensing accuracy.

A low voltage programming method injects hot carriers from a neighboring cell drain into the floating gate of a selected memory cell.

A page buffer circuit uses a sensing node and charge control to enable single verify voltage program verification in NAND flash memory.

Segmented transistor pairs reduce effective resistance on data lines, lowering power consumption while managing area occupation in memory devices.

Adaptive write techniques verify data values after each memory cell operation to ensure accurate storage without redundant attempts.

Initializing the latch with random bits prevents adjacent storage elements from programming common values, reducing leakage currents and read disturb effects.

Voltage kicks on non-selected lines accelerate selected word line charging via channel coupling, resolving RC settling delays.

Vertical inverted NAND structures improve data retention and cycling endurance by enabling direct tunneling through thin oxide layers.

A control circuit selects reference cells with maximum reading currents to set reliable reference levels for MRAM data retrieval.

Offset stacked memory cell blocks route bit lines within the device footprint to reduce wiring resistance.

Clamping wordline signals disconnects non-volatile memory terminals during power-up sequences to prevent inadvertent state changes.

A NAND flash memory outputs LUN status signals upon RE# falling edge detection when ALE and CLE signals are high.

Row control circuit applies pass and program voltages to NAND flash word lines, reducing parasitic capacitance and improving threshold voltage distribution.