Read-Only Memories TRIZ Cases

Programming a multi-level flash memory cell to the lowest valid charge state for arriving bits eliminates invalid transitions and reduces latency.

A memory device uses a current limiter and detection circuit to protect cells during programming.

Internal logic gates count skipped entries to offset addresses, reducing controller communication overhead for reliable access.

Waiting for charge leakage to settle before adjusting read reference voltages reduces bit error rates in multi-level memory cells.

Control circuit detects use characteristics to adjust verify voltage levels, optimizing programming accuracy and data retention in non-volatile memory arrays.

Storage device buffers data across multiple nonvolatile memories to generate parity via XOR operations.

Segmented word lines receive different erase potentials to reduce threshold voltage variations, improving data retention and preventing erroneous readings.

Segmenting memory pages for selective dynamic start voltage sampling maintains uniform write times and enables dual I/O caching across the array.

Parallel bit line precharging with latch initialization reduces reading time from 7 to 8 microseconds down to 2 to 3 microseconds.

Segmented threshold voltage ranges allow incremental programming of single bit cells, reducing block erase frequency and increasing endurance.

A local address voltage source minimizes peak voltage drops during high-speed memory operations by supplying instantaneous current to the buffer.

Incremental step pulse programming reduces programming time while maintaining threshold voltage distribution by decreasing step voltage at each repetition.

Grouping memory cells by electrical distance distributes writes proportionally to stabilize threshold voltage uniformity.

A memory controller uses segmented wordline control logic to read multiple pages concurrently at different programming levels.

Address comparator and I/O bus select bit output units reduce fuse count and circuit complexity by consolidating multiple fuse blocks into a unified structure.

A memory device data output controller selects target page buffers via address signals to manage read data transfer.

Merging separate drivers into a single unit reduces boosting charge leakage while maintaining operational versatility across read, program, and erase cycles.

A hybrid erase method combines normal and stripe operations to optimize non-volatile memory cell erasure.

Segmented program voltages reduce disturbance and narrow threshold distribution in erased memory cells.

Dynamic arbitration adjusts concurrent chip counts based on real-time current demand, preventing voltage droops and maintaining stable parallel performance.

Control logic applies state-specific verification conditions during program loops to optimize threshold voltage distribution and reduce data degradation.

Capacitive coupling between adjacent bit lines boosts the selected line voltage, reducing program disturb and enabling low-voltage circuitry.

A row decoder design uses slimming regions and distributed wiring lines to couple pad parts of row lines, reducing device footprint.

A memory control circuit unit allocates spare physical erasing units to maintain sequential data writing flow.

A multiple fuse structure keeps terminals at ground potential during programming to enable reliable circuit trimming.

Flash memory controller updates Log Likelihood Ratio mapping tables via adjusted threshold voltages to correct data retrieval errors from program erase cycles.

Memory cells execute signed multiplication using logical states, reducing power consumption by eliminating inter-chip data movement bottlenecks.

A semiconductor device uses distinct bit line precharge levels for memory strings of varying channel lengths.

Segmenting control of string and ground selection lines with independent voltage levels reduces read disturbances in 3D memory structures.

Memory logic selects program operations based on the logical status of adjacent pages to reduce latency and bit error rates during multilevel cell programming.

A memory controller classifies blocks into good, temporary bad, and bad categories to manage data read operations efficiently.

Altered threshold voltage programming for edge word lines improves data retention in semi-circle drain side select gate memory apparatus.

Vertical stacking of segmented gate electrodes increases integration density, avoiding expensive lithography equipment required for planar scaling.

A programmable fuse memory cell connects to a latch to store identification data using laser programming.

A memory controller determines read verification necessity using a write reliability index generated during program operations.

Controller updates correction parameters for non-volatile memory chips based on temperature data to adjust erase voltage.

Sequencer autonomously writes error logs to a reserved memory area, enabling failure analysis without external diagnostic equipment.

Segmenting flash memory blocks into independent sub-blocks reduces full block merge execution time and improves write performance.

A semiconductor memory device uses a foggy-fine programming method to normalize threshold voltage distributions across memory cells.

A semiconductor memory device converts threshold voltage positions into position information codes for accurate data state determination.

Sequential program pulses applied to segmented memory mats reduce noise from current flow and narrow the threshold voltage distribution width.

Segmenting programming current through single select transistors enables testing of voltage sources and bit lines while preventing unintended fuse blowout.

Segmenting the common clock generator into dedicated units reduces parasitic wire delays and ensures consistent internal hold margins across memory banks.

Applying a positive bias to control gates establishes an electric field that counters electron leakage through the bottom dielectric layer.

Ramp voltage biasing emulates multiple reference cells with one unit, reducing production time and trimming complexity.

A memory device employs a group-based binary search method to locate boundary word lines using detection voltages.

Segmenting the memory array and transistor layer reduces manufacturing complexity while enabling high-density data storage and improved read-write speeds.

Compensates floating gate coupling errors in non-volatile memory by reading adjacent word lines first and applying voltage adjustments based on their states.

A voltage regulator adjusts gate voltage to control bit line selector transistors in flash memory arrays.

A program clock control circuit manages conducting states for electrical fuse devices.