FIPS 137, originally issued as FED-STD-1015, is a secure telephony speech encoding standard for Linear Predictive Coding vocoder developed by the United States Department of Defense and finished on November 28th, 1984. It was based on the earlier STANAG 4198 promulgated by NATO on February 13th, 1984.
It is also known as "LPC-10".
- "FIPS PUB 137, Analog to Digital Conversion of Voice by 2,400 Bit/Second Linear Predictive Coding" (PDF). National Institute of Standards and Technology. Retrieved 2018-08-17.
- "PARAMETERS AND CODING CHARACTERISTICS THAT MUST BE COMMON TO ASSURE INTEROPERABILITY OF 2400 BPS LINEAR PREDICTIVE ENCODED DIGITAL SPEECH". North Atlantic Treaty Organization. Retrieved 2018-08-17.
- 53 FR 41221
- Xianglin, Wang; C.-C. Jay Kuo (May 1998). "An 800 bit/s VQ-based LPC voice coder". The Journal of the Acoustical Society of America. 103 (5): 2778. doi:10.1121/1.422247. Retrieved 2007-03-24.
- CELP-3.2a and LPC-10
- Various Speech Coding Links
- LPC10 presentation, Soo Hyun Bae, ECE 8873 Data Compression & Modeling, Georgia Institute of Technology, 2004
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