Other Error Detection/Correction/Protection TRIZ Cases

Adaptive FEC in LPWANs raises or lowers redundancy based on unrecovered data loss to improve reliability without wasting energy.

A UE-specific puncturing scheme for spinal codes distributes punctures to cut decoding complexity while preserving wireless encoding efficiency.

Permuting LDPC parity-check bit groups reduces puncturing impact and supports stronger decoding at high code rates in wireless links.

By adding OFDM symbols or replacing puncturing with repetition, this case reduces LDPC over-puncture loss in wireless frames.

Compressed data is checked for abnormalities before output starts, with reacquisition and recompression used to avoid decompression-related output errors.

Two barrel shifters and an element-wise multiplexer handle multiple LDPC shift widths while reducing hardware size and throughput loss.

Fixed-weight ternary codewords enable dynamic reference voltage selection to offset threshold drift and improve read accuracy.

Two barrel shifters and an element-wise multiplexer support multiple LDPC widths in one circuit, cutting hardware size and improving throughput.

Using a uniformly mixed symmetric channel density, this case optimizes LDPC degree distributions to cut error floors on asymmetric channels.

Bit-group interleaving of 64800-length LDPC codewords spreads burst errors before 16-symbol mapping to preserve BICM error correction.

Bit-group interleaving for 64800-length LDPC codewords spreads burst errors before 256-symbol mapping, helping BICM broadcast links hold performance.

A multi-bank SRAM scheme stores data, its inverse, and Hamming weight to equalize write power and block leakage of confidential bits.

Bit-group interleaving for 16200-length LDPC codewords spreads burst errors before 16-symbol mapping, improving BICM error correction.

Segmenting 64800-bit LDPC codewords into 360-bit groups spreads burst errors before 4096-symbol mapping and preserves BICM reliability.

A generic key with size-specific sub-keys cuts verification overhead while preserving error protection across multiple data widths.

A two-column CRC engine layout cuts silicon area while easing timing bottlenecks in high-speed multi-lane data communication.

Separate sub-data ECC and a second ECC across programming units so decoding still succeeds when lower-reliability memory units are error-prone.

A feedback correction circuit adjusts detection threshold voltage to fix logic state errors caused by process variation or design mismatch.

Bit-group permutation for 64800-length LDPC codewords spreads burst errors and improves BICM robustness in 256-symbol mapping.

Bit-group interleaving for a 16200-length LDPC 4/15 codeword spreads burst errors before 16-symbol mapping, improving BICM reliability.

A 360-bit group permutation for LDPC(64800, 4/15) spreads burst errors before 256-symbol mapping to preserve BICM decoding performance.

Iterative FEC-Query Sub-TLV tracing retrieves downstream FEC details to validate stitched MPLS and segment routing paths end to end.

Layered sub-matrix LDPC decoding improves flash read reliability by correcting errors from overlapping threshold voltage distributions.

Bit-group LDPC interleaving redistributes burst errors before 4096-symbol mapping, helping BICM links avoid rapid performance loss.

Corrected threshold-voltage histograms let a memory controller estimate NAND read voltage faster and more accurately despite retention and read disturb.

Bit-group interleaving with a 360-bit parallel factor spreads burst errors in 64800-bit LDPC codewords for 1024-symbol mapping.

FEC-Query Sub-TLV tracing retrieves downstream FEC details through MPLS tunnels and LSP stitching to verify segment routing paths.

A generic key with nested sub-keys supports multiple data sizes, cutting error protection circuit design and verification effort.

Layer-specific graph parameters and kernel operations improve finite-length polar coding, reducing block error rates with manageable complexity.

Grouped bit interleaving spreads burst errors across 64800-bit LDPC codewords for 256-symbol mapping, helping BICM links avoid rapid degradation.

Selective puncturing, shortening, and repetition let LDPC headers fit SC and OFDM frames while improving error correction with lower latency.

Bit-group interleaving of 64800-length LDPC codewords spreads burst errors before 256-symbol mapping in BICM broadcast channels.

Bit-group permutation of 64800-length LDPC codewords spreads burst errors before 1024-symbol mapping, protecting BICM decoding reliability.

Bit-group interleaving of 16200-length LDPC codewords spreads burst errors before 16-symbol mapping to improve BICM reliability.

Sending ECC symbols before encoded data enables byte-level correction with smaller buffers, lower decoder complexity, and less latency.

Pre-encoding data to balance row and column Hamming weights cuts floating-line interference and write errors in resistive crossbar memory arrays.

FEC-Query Sub-TLV tracing retrieves unknown downstream FEC details, enabling end-to-end validation across segment routing and LSP stitching paths.