The circuit, hardware, and software engineers at Indesign, LLC have extensive telephony development experience. Several of our engineers started their careers with Bell Labs in the telephone and telephone systems areas of AT&T and Lucent Technologies, and they hold numerous patents in these areas.
Because of this experience, Indesign has the capability to develop low-cost, high-quality telephone products and manage their development from concept to manufacture. Our circuit, hardware and software engineers have worked with both domestic and off-shore manufacturers and can manage these interfaces to provide smooth transitions from development to production.
Indesign can provide the following Telephone Circuit Design – Telephone Hardware Engineering and Telephone Software Engineering solutions:
- Analog and digital designs for telephones and speakerphones
- Caller ID and DTMF encoding and decoding
- CODEC and SLIC interfaces
- VoIP telephony
- DSP-based Acoustic Echo Canceller
- Human Factors engineering and Usability Studies
- Acoustic systems design (microphones and speakers)
- Mechanical designs for housings and handsets
- Prototyping and model building
- System testing
- Acoustic performance testing
- UL and FCC Parts 15 and 68 prescreening and compliance test management
Our telephone circuit, hardware and software products have included:
- Analog telephone sets
- Digital business telephone sets
- Small business telephone systems
- Digital cordless telephones
- VoIP telephones
- Telephone answering systems
- DSP-based audio for speakerphones
- Speakerphone adjuncts for cellular telephones
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