Read-Only Memories TRIZ Cases

A controller issues simultaneous read commands and addresses to access multiple memory planes concurrently.

A memory system evaluates pillar selection transistor threshold voltage shifts using activation voltage to detect degradation patterns.

A non-volatile memory device senses multi-level data by measuring bit line discharge time differences using a clock-pulse enable signal.

A sensing circuit uses cell read current generators and a reference current generator to determine data states in phase change memory cells.

Self-selecting multi-level memory cells use selectable sensing voltages to determine data states.

Detects latent slow-to-erase bits in flash memory by counting soft program pulses across erase cycles, preventing over-erasure and current leakage.

A discharge component regulates bit line voltage during channel erase operations to protect memory array integrity.

A nonvolatile memory device uses a chip address initialization circuit to manage address allocation through shared input output pads.

Logic circuitry manages bit line signals in dual-port SRAM to prevent data inversion caused by capacitive loading disparities between metal layers.

A program driver circuit integrates a limiter mechanism to control bitline voltage during memory write operations.

Controller compares reboot conditions against stored data to select warm or cold boot, resolving speed and reliability tradeoffs.

A page buffer uses two independent latches to output bit line setup and forcing data directly to a sensing node.

A semiconductor memory device controls word line voltage levels to accelerate data processing operations.

A controller adjusts column selection signal levels to maintain consistent penetration current through memory cells.

NAND flash memory implements logic functions via series-connected non-volatile cells, resolving PLD reprogrammability limits.

Position-dependent body bias adjusts substrate voltage during NAND flash operations, reducing threshold voltage variations and gate-induced drain leakage.

Grouped word line voltage offsets compensate for manufacturing variations and the Yupin effect, reducing cell fatigue and extending NAND flash lifespan.

An interface control circuit converts signals between I2C and SPI formats using a wrapper, logic circuit, multiplexer, and command decoder.

Positive source bias and sense amplifier boost expand the threshold voltage range while bitline clamp modules cancel noise interference.

Alternating even and odd memory cell programming sequences minimize the Yupin effect while eliminating complex calculation circuits.

A repair controller generates block select signals to interrupt selection of defective memory blocks in flash memory devices.

Flash memory read level grouping generates error count tables to select optimal voltage offsets, reducing bit error rates and extending endurance.

A memory module uses a standard interface to program fuse units directly, replacing failed cells with redundant ones.

A sensing circuit uses a NAND gate to control the load PMOS transistor gate voltage for accurate data reading.

Sharing local select gate drain lines across multiple planes reduces transistor routing complexity and improves die yield in small pitch 3D NAND arrays.

A multi-level memory cell sensing circuit uses a stepped voltage waveform to compare drain currents against a fixed reference current.

A read circuit uses a mirror current to stabilize voltage clamping for variable resistance memory elements.

One block decoder manages two memory cell blocks, reducing decoder area and improving integration levels.

A sensing method biases control gates with a ramped voltage to determine multi-level cell states using simultaneous sense amplifier comparisons.

Segmented charge pump circuits reduce power consumption and occupied area by lowering high voltage requirements for flash memory operations.

A verification circuit sets an error signal for the data mask signal, preventing erroneous write data without adding latch stages that increase chip area.

Segmenting pass transistors into dedicated read and write pairs optimizes sizing for lower voltage power efficiency while maintaining operational frequency.

A memory device switches to a fast write voltage pattern when detecting pending operations during power instability.

A fuse memory cell uses a switching unit to isolate the programming terminal from external voltage during read operations.

A semiconductor memory controller executes a two-stage write operation using distinct program pulses to classify and program memory cells.

Applying voltage to a top dummy layer enhances subthreshold slope and reduces leakage current, resolving programming interference in 3D NAND flash.

A flash memory erasure method segments processing into simultaneous and sequential phases to optimize throughput.

Parallel programming across memory blocks with different cell states accelerates data storage while resolving MLC precision bottlenecks.

A single regulator provides bias voltages to wordlines in one-time programmable circuits.

A flash memory programming method directs hot electrons to floating gates using selective voltage application.

A semiconductor device uses bit determination and selection control circuits to program antifuse elements for redundancy.

A memory array adjusts sense windows dynamically to optimize data access characteristics.

Applying saturation voltage before substrate bias prevents hole accumulation, preserving ground select transistor reliability during repeated erase cycles.

A memory array circuit connects transistor gates to word lines and drains directly to bit-lines.

A compensation circuit manages sense amplifier offset in memory arrays by coordinating fuse compare and repair operations.

A flash memory erase technique applies an obscure operation to transform old data into an inaccessible state.

A semiconductor memory device outputs a status fail signal based on page data verification to ensure accurate programming of selected memory cells.

A non-volatile memory system segments cells into independently controlled regions to enable sequential data sensing without recharging word line voltages.

A ternary content addressable memory cell uses bit line switches to control search operations within a three-dimensional flash memory architecture.

A storage controller segments read voltage optimization from wordline to page level to improve data reading efficiency.