Darji et al., 2018 - Google Patents
Cell phone operated remote control using DTMFDarji et al., 2018
View PDF- Document ID
- 13203630870281582438
- Author
- Darji V
- Dalmet W
- Dharamshi N
- Jee S
- Publication year
- Publication venue
- International Journal of Computer Applications
External Links
Snippet
To control home and office electrical appliances from anywhere we designed a cell phone based remote controller using Dual-tone Multi-Frequency (DTMF) technique. The circuit designed consist of a DTMF decoder which receives and decodes the signal from the DTMF …
- 238000000034 method 0 abstract description 9
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers; Analogous equipment at exchanges
- H04M1/72—Substation extension arrangements; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selecting
- H04M1/725—Cordless telephones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers; Analogous equipment at exchanges
- H04M1/26—Devices for signalling identity of wanted subscriber
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
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