G.723.1
E444376
G.723.1 is an ITU-T audio codec standard designed for low-bit-rate voice compression, commonly used in VoIP and multimedia communication systems.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
ITU-T Recommendation
ⓘ
audio codec standard ⓘ |
| algorithmicDelay | 37.5 ms ⓘ |
| applicationDomain |
packet-based multimedia communications
ⓘ
voice over IP ⓘ |
| belongsToSeries | G.723 series NERFINISHED ⓘ |
| bitRateOption |
5.3 kbit/s
ⓘ
6.3 kbit/s ⓘ |
| category |
audio codec
ⓘ
speech codec ⓘ |
| channelType | digital ⓘ |
| compressionGoal |
bandwidth efficiency
ⓘ
low network resource usage ⓘ |
| compressionType | lossy compression ⓘ |
| designedFor | low bit rate multimedia communication ⓘ |
| focusesOn | low-bit-rate voice compression ⓘ |
| frameDuration | 30 ms ⓘ |
| inputSignalType | 8 kHz sampled speech ⓘ |
| lookAhead | 7.5 ms ⓘ |
| optimizedFor |
low bit rate
ⓘ
speech coding ⓘ |
| organization | International Telecommunication Union NERFINISHED ⓘ |
| relatedStandard |
G.711
NERFINISHED
ⓘ
G.729 NERFINISHED ⓘ H.324 ⓘ |
| samplingFrequency | 8 kHz ⓘ |
| samplingType | narrowband ⓘ |
| signalType | narrowband speech ⓘ |
| standardArea | telecommunications ⓘ |
| standardizedBy | ITU-T NERFINISHED ⓘ |
| subOrganization | ITU-T Study Group 16 NERFINISHED ⓘ |
| supports |
comfort noise generation
ⓘ
silence compression ⓘ toll-quality speech at low bit rates ⓘ voice activity detection ⓘ |
| transport | packet networks ⓘ |
| usedIn |
IP telephony gateways
ⓘ
VoIP NERFINISHED ⓘ multimedia communication systems ⓘ multimedia terminals ⓘ softphones ⓘ |
| usedWith |
H.323
NERFINISHED
ⓘ
multimedia conferencing ⓘ |
| usesCodingAlgorithm |
ACELP at 6.3 kbit/s
ⓘ
MP-MLQ at 5.3 kbit/s ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.