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Amps - SlideShare
https://www.slideshare.net/JEAN2101994/amps-83334883#:~:text=IDENTIFIERS%20USED%20IN%20AMPS%20SYSTEM%20%E2%80%A2%20Station%20Class,the%20same%20operating%20frequencies%2C%20but%20in%20different%20cells.
US4698769A - Supervisory audio tone detection in a radio ...
https://patents.google.com/patent/US4698769A/en
Supervisory audio tones received from a mobile telephone unit are converted from analog to digital form. The tone is then converted to a complex …
Supervisory audio tone-signalling tone(SAT-ST) handling ...
https://www.freepatentsonline.com/5797095.html
A supervisory audio tone, hereinafter abbreviated SAT, is a continuous tone used for radio transmission quality supervision. During a call, an analog voice channel unit in a base station generates the SAT and adds it to the transmitted speech for transmission in a down-link (to a mobile station), as shown in FIG. 1.
US5752190A - Supervisory audio tone based carrier-to ...
https://patents.google.com/patent/US5752190A/en
A Supervisory Audio Tone (SAT) based Carrier-to-Interference (C/I) ratio measurement system uses the SAT tone to determine the desired signal to undesired interferers so that an intelligent...
Amps - SlideShare
https://www.slideshare.net/JEAN2101994/amps-83334883
• Supervisory Audio Tone (SAT) – The SAT tone is used to identify users on the same operating frequencies, but in different cells. • Digital Color Code (DCC) - A digital representation equivalent of the supervisory audio tone used in the AMPS system 25. AMPS TRANSMISSION FORMATTING 26. AMPS - INITIALIZATION 27. AMPS - MOBILE RECEIVES …
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