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Embedded Software Modules

VOCAL provides developers a comprehensive suite of embedded software modules optimized for DSPs and available for a range of platforms. Our software modules may be licensed individually or as a library. Custom solutions are also available to meet your unique application requirements. Contact us to discuss your application requirements and licensing needs.

supported platforms

VoIP Software Modules

VoIP Software Modules enable voice, video, teleconferencing and other communications applications for mobile, radio and IP networks

VoIP

V2oIP

speech coder software

Voice Codec Software Modules support low bitrate, narrowband, wideband and custom multichannel audio communications

Voice Codecs

Audio and Voice Processing

Echo Cancellers

Video Codecs

Lawful Interception Software

Lawful Interception Software Modules support VoIP, voice, data and fax decoding

Lawful Interception

Radio

Data Modem Software Modules

Data Modem Software Modules support commercial, industrial and legacy modem communications applications

Modem

Modulations

Protocols

  • V.42 LAPM Error Correction, Detection
  • V.42bis Lempel-Ziv Data Compression
  • V.44 LZJH Data Compression
  • MNP 2-4 Error Correction
  • MNP 5 Data Compression
  • MNP 10 Protocol Extensions for Cellular

Modem over IP

Fax Modem Software

Fax Modem Software Modules support fax client and server applications over PSTN and IP networks

Group 3 Facsimile

Modulations

  • V.34fax – 2400 to 33,600 bps
  • V.17 – 7200, 9600, 12,000 and 14,400 bps
  • V.33 – 12000 and 14400 bps
  • V.29 – 7200 and 9600 bps
  • V.27ter – 2400 and 4800 bps
  • V.21 Channel 2 – 300 bps FSK

Protocols

Command Sets

Fax over IP

Telephony

  • North American Dialing Procedures
  • North American Call Progress Generation/Detection
  • International Dialing Procedures
  • International Call Progress Generation/Detection
  • DTMF Generation/Detection
  • Caller ID  Type I and II
  • Call Waiting/Call Forwarding/Call Block features
  • Acoustic, Line, and Digital Network Echo Cancellers
  • General Purpose Tone Detectors/Generators
  • Ring detect and distinctive ring detect
  • Automatic Gain Control
  • Voice Activity Detection (VAD)
  • Packet Loss Concealment (PLC)
  • Adaptive Jitter Buffer
  • Voice/Facsimile/Data Modem Detection
  • Multi-tasking environment compatible

Digital Telephony

  • ISDN Interface
  • V.110 Rate Adaptation
  • V.120 Rate Adaptation
  • HDLC B Channel (7 or 8 bit)

Telephony Signaling

  • MF Generation/Detection
  • MF R2 Compelled/Semi-Compelled Signaling
  • MF R1 Signaling
  • TIA 468A DTMF Signaling
  • Bellcore Interoffice Signaling
  • Q.921 LAPD Protocol
  • Q.922 LAPF Protocol
  • Q.931 ISDN Call Signaling
  • Q.932 Frame Relay Call Signaling

3G Cellular

Speakerphone

Security and Cryptography

Nat/Firewall Support

  • Overview
  • BOOTP – Protocol (RFC 1497)
  • DHCP – Dynamic Host Configuration Protocol (RFC 2131)
  • MIB I (RFC 1156)
  • RIP – Routing Information Protocol (RFC 1058)
  • RIP 2 – Routing Information Protocol (RFC 1723)
  • STUN – Simple Traversal of UDP over NATs (RFC 3789)
  • PPP – PPP – Point to Point Protocol (RFC 2153)
  • PPPoE – PPP over Ethernet (RFC 2516)
  • Gateway and DMZ Port Forwarding

STUN, TURN and ICE

  • Overview
  • STUN – Simple Traversal of UDP over NATs (RFC 3789)
  • TURN – Simple Traversal of UDP over NATs (RFC 3789)
  • ICE – Simple Traversal of UDP over NATs (RFC 3789)

LANsEND

VOCAL Technologies, Ltd.
520 Lee Entrance, Suite 202
Amherst New York 14228
Phone: +1-716-688-4675
Fax: +1-716-639-0713
Email: sales@vocal.com