39. The method of claim 38 , further comprising: performing voice recognition of the voice signal in the first language using a voice recognition database, and generating a voice-recognized text by voice-recognizing the voice signal in the first language by using the voice recognition database, converting the voice-recognized text to a translation text in the second language, and outputting the converted translation text.
38. A method of operating a receiver-side terminal for supporting a translation-based communication service, the receiver-side terminal comprising: receiving a text in a first language with voice-related characteristic information, wherein the voice-related characteristic information is used to generate a translation voice signal in a second language with a pitch and a tone similar to a voice signal in the first language; a storage unit configured to store a translation database for conversion of the received text in the first language to a translation text of the second language; outputting the translation text in the second language; converting the text in the first language to the translation text in the second language, and outputting the converted translation text.