Compu-TTY KA300TX User Manual

United States Patent US007170404B2 (12) (10) Patent N0.: US 7,170,404 B2 Albert et al. (45) Date of Patent: Jan. 30, 2007 (54) ACOUSTIC ALERT COMMUNI

U.S. Patent Jan. 30, 2007 Sheet 7 0f 13 US 7,170,404 B2 CENTRAL RECEIVING STATION ACTIVE C SEND NOTIFICATION PROGRAM LOAD COMMAND PROVIDE STATUS SIGNA

U.S. Patent Jan. 30, 2007 USER INACTIVITY TIMEOUT ? INITIATE USER INACTIVITY PROGRAM Sheet 8 0f 13 US 7,170,404 B2 INACTIVITY PROGRAM RUNNING CONTROL

U.S. Patent Jan. 30, 2007 Sheet 9 0f 13 US 7,170,404 B2 SEIZE C P U PROCESSING TIME —I PROVIDE DISPLAY IMAGE YES EXIT AND RETURN TO OTHER P c CONTROL

U.S. Patent Jan. 30, 2007 /100 Sheet 10 0f 13 US 7,170,404 B2 CODED ALERTING DEVICE ALERT MECHANISM PSEUDO - RANDOM ACOUSTIC CODE GENERATOR / ‘104 SPE

U.S. Patent Jan. 30, 2007 Sheet 11 0f 13 US 7,170,404 B2 1005 /1o9 ALERT SYSTEM \ / /\ 108 CoDED ALERTING DEvICE RECEIVING SYSTEM ALERT MECHANISM —&ap

U.S. Patent Jan. 30, 2007 Sheet 12 0f 13 US 7,170,404 B2 > 1 > ) DD) MICROPHONE 8 l ANALOG TO /\12 DIGITAL CONVERSION J, 123 EXPECTED TONE I BAN

US 7,170,404 B2 1 ACOUSTIC ALERT COMMUNICATION SYSTEM WITH ENHANCED SIGNAL TO NOISE CAPABILITIES This application is a continuation-in-part of applica

US 7,170,404 B2 3 Medicare and private sector commercial health care mar kets, thus offering a substantial return on investment for our nation’s senio

US 7,170,404 B2 5 motion sensor may be built into the bedside unit and communicate directly to the microprocessor. Alternatively, the bedside sound mo

US 7,170,404 B2 Page 2 5,177,461 D336,260 5,278,539 5,327,488 5,349,338 5,400,246 5,412,616 5,426,688 5,440,301 5,444,642 5,451,929 5,452,356 5,481,25

US 7,170,404 B2 7 representing health indicating parameters, and also instruc tional signals for processing and evaluating the sound received. In anot

US 7,170,404 B2 Page 3 National Fire Alarm Code, pp. 72-156 and 72-157, 1999 Edition. Electronics Catalog, pp. 309-310, Apr., 1999. SDM Products Catal

U.S. Patent Jan. 30, 2007 Sheet 1 0f 13 US 7,170,404 B2 BEDSIDE FIRE ALARM UNIT 8 6 / 4 MICROPHONE (((q < m FIRE ALARM W /'\ 10 ANALOG TO //\

U.S. Patent Jan. 30, 2007 Sheet 3 0f 13 US 7,170,404 B2 SECURITY ALARM MONITORING UNIT /‘42 f 40 MICROPHONE p8 (((U?c DEQIQEIAS) ANALOG TO //-\ 12 DIG

U.S. Patent Jan. 30, 2007 Sheet 4 0f 13 49 51 / / / HEALTH MONITORING UNIT 8 > (C (I MICROPHONE ( 10 9mm ACOUSTIC \ 51 DEvICE MICROPROCESSOR ANALOG

U.S. Patent Jan. 30, 2007 Sheet 6 0f 13 US 7,170,404 B2 MEMORY SUBSTRATE SPECIALIZED INACTIVITY PROGRAM GENERATING MEANS INDICIA DISPLAY /‘ 84 CONTROL