1. A voice recognition terminal, comprising: a feature extraction unit for extracting feature data from an input voice signal; an acoustic score calculation unit for calculating acoustic model scores using the feature data; and a communication unit for transmitting the acoustic model scores and state information to a voice recognition server in units of one or more frames, and receiving transcription data from the voice recognition server, wherein the transcription data is recognized using a calculated path of a language network when the voice recognition server calculates the path of the language network using the acoustic model scores.