Apparatus and methods for broadcasting auxiliary data in an FM s

Details Apparatus and methods for broadcasting auxiliary data in an FM s Apparatus and methods for broadcasting auxiliary data in an FM s

1991-07-01

1992-06-02

Eisenzopf, Reinhard J.

Telecommunications

Transmitter and receiver at separate stations

Frequency or phase modulation

370111, 381 6, 381 14, H04H 500

Patent

active

051195038

ABSTRACT:
Apparatus and methods are disclosed for broadcasting auxiliary data in an FM stereo broadcasting system. The auxiliary data is broadcast in addition to regular audio broadcast programs including musical selections, and includes data which identifies the musical selections. Embodiments are disclosed for broadcasting the auxiliary data during, immediately prior to and immediately following the broadcast of musical selections, without the need to use the SCA portion of the broadcast band.

REFERENCES:
patent: 4252995 (1981-02-01), Schmidt et al.
patent: 4485483 (1984-11-01), Torick et al.
patent: 4534054 (1985-08-01), Maisel
patent: 4584708 (1986-04-01), Eilers et al.
patent: 4602380 (1986-07-01), Stebbings
patent: 4602381 (1986-07-01), Cugnini et al.
patent: 4679238 (1987-07-01), Markovic et al.
patent: 4704727 (1987-11-01), Beard
patent: 4887308 (1989-12-01), Dutton
47 CFR 73.319-73.322; 73.1570, 73.310.

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