Read-Only Memories TRIZ Cases

A memory controller applies reverse erase voltage to remove holes in space regions between memory cells.

Segmented word lines allow partial page programming of multi-level cells, reducing data disturbance during mixed-state reads.

Switch control circuits adjust individual cell drain voltages to prevent bit line voltage drops from causing write speed variations.

A phase change memory device uses a common programming current adjusting block to generate control voltages for set and reset operations.

A semiconductor memory page size controller adjusts bank activation to configure dynamic page sizes.

A groove-based semiconductor memory device uses controlled impurity layers to manage carrier accumulation via impact ionization.

A PMOS-NMOS-PMOS-NMOS non-volatile memory cell structure uses deep N-wells to shrink layout dimensions.

Placing the redundancy block closer to the read circuit simplifies signal routing and reduces layout complexity compared to separated write and read blocks.

Sense circuitry determines hard and soft bit encodings from memory cells during a single read command, eliminating latency from multiple sequential reads.

Weak programming of dummy memory cells injects electrons into the charge-trapping layer to stabilize select gate transistors.

Stepped voltage transitions reduce channel potential differences, preventing hot carrier injection during program inhibition.

Detecting concurrent low and high bank column line repairs prevents access failures while increasing manufacturing yield.

A multi-level cell flash memory programming method enables arbitrary bit sequencing by detecting current logic states and generating specific program voltages.

Extreme write temperature counters identify refresh candidates to prevent cross-temperature errors without increasing read latency.

A flash device uses a control integrated circuit to generate access signals with distinct timings for multiple NAND flash ICs.

A memory device column address controller generates addresses using reference clock cycles.

Switching between normal and slow programming speeds based on real-time verify results prevents over-programming errors while minimizing total programming time.

Staggered plane charging reduces peak current during write operations, preventing excessive flow in high-capacity NAND flash memory.

A flash memory device uses multiple independent serial data links to control concurrent data transfer between link interfaces and memory banks.

A non-volatile memory programming method defines a reduced set of verification voltages to optimize threshold voltage adjustments.

Memory controller merges parallel cell access and prefetches data into buffer memory to compensate for slow per-cell speeds in NAND flash.

A flash memory circuit uses dynamic voltage adjustment to maintain constant drain current during programming operations.

A memory circuit uses parallel transistors to share word lines and reduce equivalent resistance.

A NAND flash memory device divides blocks into divisional groups to apply tailored erasing voltages.

A cure phase applies counter-voltage to negate disturb fields on unselected capacitors, reducing refresh frequency and power consumption.

A read bias adjustment mechanism compensates threshold voltage shifts in memory cells by classifying adjacent cell voltages into bins.

Merging memory and dosimeter functions into one chip resolves the trade-off between radiation tolerance and device complexity by using shared circuitry.

Dividing page buffers into groups enables interleaved data input and output, resolving the bottleneck where sequential processing slows operating speed.

An adaptive read counter threshold system tracks read commands to perform test reads and garbage collection proactively.

Segmented word-line sensing reduces displacement current damage and signal delay in phase change memory.

A sensing time control circuit adjusts read durations within nonvolatile memory devices to manage concurrent data operations.

Dynamic power-endurance modes adjust write amplification and wear-leveling to extend operational life while managing terabytes written.

A memory controller pre-charges metal bit line parasitic capacitance to optimize sensing current distribution.

A semiconductor memory device adjusts sense periods during write suspension resumption to prevent over-programming.

Multi-chip flash memory package adjusts cell resolution dynamically to maximize storage density while correcting voltage drift errors via feedback mechanisms.

Staggered activation of page buffer drivers via a timing delay chain reduces peak power consumption during concurrent operations.

An interface circuit synchronizes data transmission with semiconductor memory strobe signals to enhance read operation reliability.

Merging clock paths with data stages reduces skew by using the longest delay path to trigger output across all parallel data lines.

A method programs non-volatile memory cells using an adjustable charge state level to reduce physical damage during write operations.

A SONOS memory sensing scheme uses a reference current circuit to track power supply variations.

Segmented coupling circuits distribute high voltage swings across multiple bias nodes, preventing transistor breakdown in 3D memory arrays.

Grouping flash memory wordlines by read error counts minimizes bit error rates while reducing memory overhead for offset associations.

A memory controller selects NAND flash devices on a common bus using embedded command identifiers.

An e-fuse array circuit shares sense amplifiers across multiple devices to reduce area occupancy.

Segmented address decoders use switch circuits to apply negative voltage selectively, lowering pumping capacity while maintaining block access productivity.

Mirror-image programming techniques manage threshold voltages in paired memory cells to reduce coupling noise and improve data storage reliability.

A hyperdimensional computing device generates bundled data vectors through in-memory operations using a non-volatile memory cell array.

A timing generator synchronizes sense amplifier operations using a reference cell that emulates selected memory cell characteristics.

Segmenting control into pre-program, erase, and fine program phases resolves the trade-off between selection precision and structural complexity.

Stepwise pulse programming controls memory cell thresholds to prevent tunnel oxide film degradation while reducing data programming time.