Number | Name | Date | Kind |
---|---|---|---|
4519855 | Lang et al. | Apr 1985 | |
4689804 | Srinivasagopalan et al. | Aug 1987 | |
4896336 | Henely et al. | Jan 1990 | |
4926499 | Kobayashi et al. | May 1990 | |
4942592 | Leitch et al. | Jul 1990 | |
4947409 | Raith et al. | Aug 1990 | |
5062123 | Geile et al. | Oct 1991 |
Entry |
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"Introduction to to Motorola C-Quam AM stereo System" published by Motorola, Inc. in 1985; pp. 1 through 11. |