VoiceAge’s patent portfolio by standards:
| |
WIRELINE STANDARDS - ITU |
WIRELESS STANDARDS - 3GPP |
MPEG |
EXPIRATION YEAR OF PATENT FAMILIES |
| PATENT FAMILIES |
ITU-G729.1 |
ITU-G711.1 |
ITU-G.718 |
ITU-G722.2 |
3GPP-AMR-WB+ |
3GPP-AMR-WB |
3GPP-EVS |
MPEG-
Extended
HE-AAC/
MPEG-H |
| VAC 300 |
|
|
X |
X |
X |
X |
|
X |
2021(MY)/2019 |
| VAC 400 |
|
|
|
X |
X |
X |
|
X |
2023(BR)/2022(MY)/2019 |
| VAC 500 |
X |
|
X |
X |
X |
X |
|
X |
2019 |
| VAC 600 |
|
|
X |
X |
|
X |
|
|
2019 |
| VAC 700 |
|
|
X |
X |
X |
X |
|
X |
2022(US)/2020 |
| VAC 800 |
|
|
|
X |
X |
X |
|
X |
2024(US)/2021 |
| VAC 1000 |
X |
|
X |
|
|
|
X |
|
2028(BR)/2026(US)/2023 |
| VAC 1100 |
|
|
X |
|
X |
|
X |
X |
2028(BR)/2025(US)/2023 |
| VAC 1200 |
|
|
X |
|
X |
|
X |
X |
2028(BR)/2023 |
| VAC 1700 |
|
|
|
|
X |
|
|
X |
2027(US)/2025 |
| VAC 1701 |
|
|
|
|
X |
|
|
X |
2027 |
| VAC 2200 |
X |
|
X |
|
|
|
X |
|
2025 |
| VAC 2400 |
|
|
X |
|
|
|
X |
|
2026 |
| VAC 2500 |
|
|
X |
|
|
|
|
|
2027 |
| VAC 2600 A |
|
X |
|
|
|
|
|
|
2027 |
| VAC 2600 B |
|
X |
|
|
|
|
|
|
2029 |
| VAC 2700 |
|
|
X |
|
|
|
X |
|
2027 |
| VAC 2800 |
|
|
X |
|
|
|
|
|
2027 |
| VAC 2900 |
|
|
X |
|
|
|
X |
|
2028 |
| VAC 3000 |
|
|
|
|
|
|
|
X |
2028 |
| VAC 3001 |
|
|
|
|
|
|
|
X |
2029 |
| VAC 3002 |
|
|
|
|
|
|
|
X |
2029 |
| VAC 3100 |
|
|
|
|
|
|
|
X |
2030 |
| VAC 3101 |
|
|
|
|
|
|
|
X |
2031 |
| VAC 3200 |
|
|
|
|
|
|
|
X |
2030 |
| VAC 3300 |
|
|
|
|
|
|
X |
|
2030 |
| VAC 3500 |
|
|
|
|
|
|
X |
|
2030 |
| VAC 3600 |
|
|
|
|
|
|
X |
|
2030 |
| VAC 3700 |
|
|
|
|
|
|
X |
|
2030 |
| VAC 3800 |
|
|
|
|
|
|
X |
|
2030 |
| VAC 3900 |
|
|
|
|
|
|
X |
|
2030 |
| VAC 4000 |
|
|
|
|
|
|
X |
|
2030 |
| VACF 100 |
|
|
|
|
|
|
|
X |
2028 |
| VACF 300 |
|
|
|
|
|
|
|
X |
2028 |
| VACF 400 |
|
|
|
|
|
|
|
X |
2028 |
| VACF 401 |
|
|
|
|
|
|
|
X |
2028 |
| VACF 500 |
|
|
|
|
|
|
|
X |
2028 |
| VACF 501 |
|
|
|
|
|
|
|
X |
2028 |
| VACFD 600 |
|
|
|
|
|
|
|
X |
2029 |
| VACF 700 |
|
|
|
|
|
|
|
X |
2030 |
ACELPG2 Patent Families
| REFERENCE NUMBER |
US, EU OR JP PATENT OR PATENT APPLICATION(PA) NUMBER |
TITLE |
| VAC 300 |
US: 6,807,524 |
PERCEPTUAL WEIGHTING DEVICE AND METHOD FOR EFFICIENT CODING OF WIDEBAND SIGNALS |
| VAC 400 |
US: 7,260,521 |
A METHOD AND DEVICE FOR ADAPTIVE BANDWIDTH PITCH SEARCH IN CODING WIDEBAND SIGNALS |
| VAC 500 |
US: 6,795,805 |
PERIODICITY ENHANCEMENT IN DECODING WIDEBAND SIGNALS |
| VAC 600 |
US: 7,151,802 |
HIGH FREQUENCY CONTENT RECOVERING METHOD AND DEVICE FOR OVERSAMPLED SYNTHESIZED WIDEBAND SIGNAL |
| VAC 700 |
US: 7,191,123 |
GAIN-SMOOTHING AMPLIFIER DEVICE AND METHOD IN CODECS FOR WIDEBAND SPEECH AND AUDIO SIGNALS |
| VAC 800 |
EP: 1354315 |
A METHOD FOR INDEXING PULSE POSITIONS AND SIGNS IN ALGEBRAIC CODEBOOKS FOR EFFICIENT CODING OF WIDEBAND SIGNALS |
| VAC1000 |
US: 7,693,710 |
A METHOD AND DEVICE FOR EFFICIENT FRAME ERASURE CONCEALMENT IN LINEAR PREDICTIVE BASED SPEECH CODECS |
| VAC 1100 |
US: 7,529,660 |
A METHOD AND DEVICE FOR FREQUENCY-SELECTIVE PITCH ENHANCEMENT OF SYNTHESIZED SPEECH |
| VAC 1200 |
US: 7,106,228 |
A METHOD AND DEVICE FOR MULTI-RATE LATTICE VECTOR QUANTIZATION OF A SIGNAL |
| VAC 1700 |
US: 7,979,271 |
METHODS AND DEVICES FOR AUDIO COMPRESSION BASED ON ACELP/TCX (Claims 67-92) |
| VAC 1701 |
US: 7,933,769 |
METHODS AND DEVICES FOR LOW-FREQUENCY EMPHASIS DURING AUDIO COMPRESSION BASED ON ACELP/TCX (Claims 01-35) |
| VAC 2200 |
US: 8,255,207 |
METHOD AND DEVICE FOR EFFICIENT FRAME ERASURE CONCEALMENT IN SPEECH CODECS |
| VAC 2400 |
US: 8,401,843 |
METHOD AND DEVICE FOR CODING TRANSITION FRAMES IN SPEECH SIGNALS |
| VAC 2500 |
US: 12/676,004(PA) |
METHOD AND DEVICE FOR FAST ALGEBRAIC CODEBOOK SEARCH IN SPEECH AND AUDIO CODING |
| VAC 2600A |
JP: 5161212 |
DEVICE AND METHOD FOR NOISE SHAPING IN A MULTILAYER EMBEDDED CODEC INTEROPERABLE WITH THE ITU-T G.711 STANDARD |
| VAC 2600B |
JP: 2010-511454(PA) |
DEVICE AND METHOD FOR FRAME ERASURE CONCEALMENT IN A PCM CODEC INTEROPERABLE WITH THE ITU-T RECOMMENDATION G.711 |
| VAC 2700 |
US: 12/664,934(PA) |
METHOD AND DEVICE FOR SOUND ACTIVITY DETECTION AND SOUND SIGNAL CLASSIFICATION |
| VAC 2800 |
US: 8,396,707 |
METHOD AND DEVICE FOR EFFICIENT QUANTIZATION OF TRANSFORM INFORMATION IN AN EMBEDDED SPEECH AND AUDIO CODEC |
| VAC 2900 |
US: 8,401,845 |
SYSTEM AND METHOD FOR ENHANCING A DECODED TONAL SOUND SIGNAL |
| VAC 3000 |
US: 12/501,197(PA) |
METHOD AND DEVICE FOR VARIABLE BIT RATE LPC QUANTIZER |
| VAC 3001 |
US: 8,332,213 |
MULTI-REFERENCE LPC FILTER QUANTIZATION AND INVERSE QUANTIZATION DEVICE AND METHOD |
| VAC 3002 |
US: 12/501,201(PA) |
VARIABLE BIT RATE LPC FILTER QUANTIZING AND INVERSE QUANTIZING DEVICE AND METHOD |
| VAC 3100 |
US: 12/821,936(PA) |
FORWARD TIME-DOMAIN ALIASING CANCELLATION WITH APPLICATION IN WEIGHTED OF ORIGINAL SIGNAL DOMAIN (1) |
| VAC 3101 |
US: 13/006,168(PA) |
FORWARD TIME-DOMAIN ALIASING CANCELLATION WITH APPLICATION IN WEIGHTED OF ORIGINAL SIGNAL DOMAIN (2) |
| VAC 3200 |
US: 12/905,750(PA) |
SIMULTANEOUS TIME-DOMAIN AND FREQUENCY-DOMAIN NOISE SHAPING FOR TDAC TRANSFORMS |
| VAC 3300 |
US: 9,053,705 |
FLEXIBLE AND SCALABLE COMBINED INNOVATION CODEBOOK FOR USE IN CELP CODER AND DECODER |
| VAC 3500 |
US: 9,015,038 |
CODING GENERIC AUDIO SIGNALS AT LOW BITRATES AND LOW DELAY |
| VAC 3600 |
US: 9,076,443 |
DEVICE AND METHOD FOR QUANTIZING THE GAINS OF THE ADAPTATIVE AND FIXED CONTRIBUTIONS OF THE EXCITATION IN A CELP CODEC |
| VAC 3700 |
US: 8.825,475 |
TRANSFORM-DOMAIN CODEBOOK IN A CELP CODER AND DECODER |
| VAC 3800 |
US: 9,252,728 |
IMPROVING NON-SPEECH CONTENT FOR LOW RATE CELP DECODER |
| VAC 3900 |
US: 9,384,755 |
DEVICE AND METHOD FOR REDUCING QUANTIZATION NOISE IN A TIME-DOMAIN DECODER |
| VAC 4000 |
US: 14/677,672(PA) |
METHODS, ENCODER AND DECODER FOR LINEAR PREDICTIVE ENCODING AND DECODING OF SOUND SIGNALS UPON TRANSITION BETWEEN FRAMES HAVING DIFFERENT SAMPLING RATES |
| VACF 100 |
US: 13/004,385(PA) |
LOW BITRATE AUDIO ENCODING/DECODING SCHEME HAVING CASCADED SWITCHES |
| VACF 300 |
US: 13/007,412(PA) |
AUDIO ENCODING/DECODING SCHEME HAVING A SWITCHABLE BYPASS |
| VACF 400 |
US: 13/004,475(PA) |
AUDIO ENCODER AND DECODER FOR ENCODING AND DECODING FRAMES OF A SAMPLED AUDIO SIGNAL |
| VACF 401 |
US: 13/004,335(PA) |
AUDIO ENCODER AND DECODER FOR ENCODING FRAMES OF A SAMPLED AUDIO SIGNAL |
| VACF 500 |
US: 13/004,400(PA) |
AUDIO ENCODER AND DECODER FOR ENCODING AND DECODING AUDIO SAMPLES |
| VACF 501 |
US: 8,447,620 |
MULTI-RESOLUTION SWITCHED AUDIO ENCODING/DECODING SCHEME |
| VACFD 600 |
US: 61/253,468(PA) |
PROPOSAL FOR UNIFICATION OF USAC WINDOWING AND FRAME TRANSITIONS |
| VACF 700 |
US: 61/390,267(PA) |
A HIGHER TEMPORAL GRANULARITY FOR A COMBINED UNIFIED SPEECH AND AUDIO CODEC (USAC) |
|
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