(14) US5860065 Apparatus and method for automatically providing background music for a card message recording system

US5860065

那時我待的部門在做 speech IC，speech IC有很多應用，可以用來錄音或放出語音。當時就想，若把這兩者合起來，好像也挺不錯的。

Reference

1	7,600,336	Mr. Christmas	Sound device for enhancing gift packages, and method and system for marketing such device
2	7,535,996	Voice cards	Method and system for recording audio onto a carrier using a personal computer
3	7,444,288	HighWired	Automatically mixing audio signals in a predetermined manner
4	7,424,098	IBM	Selectable audio and mixed background sound for voice messaging system
5	7,356,950	Najiyah	Karaoke card
6	7,203,287	Voice cards	Audio recording system and method of use
7	7,203,286	Comverse	Method and apparatus for combining ambient sound effects to voice messages
8	7,167,827	American	Audio information leaflet system
9	7,111,319	LSI Logic	Set top box access hub system
10	7,003,083	IBM	Selectable audio and mixed background sound for voice messaging system
11	6,718,013	Voicecards	Audio recording system and method of use
12	6,614,357	Support	Miniature message module
13	6,605,769	Gibson	Musical instrument digital recording device with communications interface
14	6,556,560	AT&T	Low-latency audio interface for packet telephony
15	6,288,319	Catona	Electronic greeting card with a custom audio mix
16	6,067,278	Recoton	Digital recorder for car radio