My research areas are....

Digital Signal Processing

 -  Development of Speech Coding algorithm for wireless communication and VoIP, Speaker Recognition

DSP Real-Time Implementation

Published

Domestic Conference

[1] Á¤¼º±³, ¹Ú¿µÃ¶, À±¼º¿Ï, Â÷ÀÏȯ, À±´ëÈñ, "È¿À²ÀûÀÎ ´Ùä³Î ±¸ÇöÀ» À§ÇÑ ITU-T G.723.1 À½¼º ºÎȣȭ±â °í¼Ó ¾Ë°í¸®µë Á¦¾È," Çѱ¹À½ÇâÇÐȸ ÇÏ°èÇмú¹ßÇ¥´ëȸ ³í¹®Áý, Vol. 19, No. 1(s), pp. 67-70, 2000³â 7¿ù.

[2] À±¼º¿Ï, Á¤¼º±³, ¹Ú¿µÃ¶, À±´ëÈñ, "8kbps G.729A¿¡¼­ 5.3kbps G.723.1·ÎÀÇ »óÈ£ºÎȣȭ ¾Ë°í¸®µë," Á¦13ȸ ½Åȣó¸®ÇÕµ¿Çмú´ëȸ ³í¹®Áý, Vol. 13, No. 1, pp. 823-826, 2000³â 9¿ù.

[3] Á¤¼º±³, À±¼º¿Ï, Â÷ÀÏȯ, À±´ëÈñ, ¹Ú¿µÃ¶, "´Ùä³Î À½¼º ÀúÀåÀ» À§ÇÑ °í¼Ó G.723.1 À½¼ººÎȣȭ±âÀÇ ½Ç½Ã°£ ±¸Çö," Çѱ¹À½¼º°úÇÐȸ Á¦9ȸ Çмú¹ßÇ¥´ëȸ ³í¹®Áý, pp. 93-100, 2000³â 10¿ù.

[4] À±¼º¿Ï, Á¤¼º±³, ¹Ú¿µÃ¶, À±´ëÈñ, "5.3kbps G.723.1¿¡¼­ 8kbps G.729A·ÎÀÇ »óÈ£ºÎȣȭ ¾Ë°í¸®µë," Çѱ¹Åë½ÅÇÐȸ Ãß°èÁ¾ÇÕÇмú¹ßǥȸ ³í¹®Áý, Vol 22, No. 2, pp. 1331-1334, 2000³â 11¿ù 11ÀÏ.

[5] ±è°æÅÂ, Á¤¼º±³, À±¼º¿Ï, ÃÖ¿ë¼ö, À±´ëÈñ, "G.723.1 À½¼ººÎȣȭ±â¿Í EVRC À½¼ººÎȣȭ±âÀÇ »óÈ£ºÎȣȭ ¾Ë°í¸®µë," Çѱ¹À½ÇâÇÐȸ ÇÏ°èÁ¾ÇÕÇмú¹ßǥȸ ³í¹®Áý, pp. 283-286, 2001³â.

[6] ±è°æÅÂ, À±¼º¿Ï, ¹Ú¿µÃ¶, °­È«±¸, À±´ëÈñ, ÃÖ¿ë¼ö, °­È¯Á¾, "Frame-fill º¸°£°ú ÀâÀ½Çü»ó±â¹ýÀ» ÀÌ¿ëÇÑ Çϸð´Ð-CELP À½¼ººÎȣȭ±âÀÇ À½ÁúÇâ»ó," Á¦15ȸ ½Åȣó¸®ÇÕµ¿Çмú´ëȸ ³í¹®Áý, Vol.15, No.1, pp.155~158 , 2002³â 9¿ù.

[7] ÃÖÁø±Ô, À±¼º¿Ï, °­È«±¸, À±´ëÈñ, "»óÈ£ºÎȣȭ±âÀÇ ÈÄó¸® ÇÊÅÍ¿Í ÀÎÁö°¡Áß ÇÊÅ͸¦ ´ë½ÅÇÏ´Â »õ·Î¿î ÇÊÅÍ ¼³°è ¹× ¼º´É Æò°¡ ," ´ëÇÑÀüÀÚ°øÇÐȸ ÇÏ°èÁ¾ÇÕÇмú¹ßǥȸ ³í¹®Áý, Á¦26±Ç Á¦1È£. pp.2232-2235 , 2003³â 7¿ù.

[8] À±¼º¿Ï, ÃÖÁø±Ô, °­È«±¸, À±´ëÈñ, "IP¸Á°ú À̵¿Åë½Å¸ÁÀÇ È¿À²ÀûÀÎ »óÈ£¿î¿ëÀ» À§ÇÑ ITU-T G.723.1°ú ETSI AMRÀÇ »óÈ£ºÎȣȭ ¾Ë°í¸®µë," Çѱ¹Åë½ÅÇÐȸ ÇÏ°èÁ¾ÇÕÇмú¹ßǥȸ ³í¹®ÃÊ·ÏÁý, pp. 192, 2003³â 7¿ù.

[9] À±¼º¿Ï, ±è»ç¹«¿¤, °­È«±¸, À±´ëÈñ, "Á¦ÇÑµÈ È¯°æ¿¡¼­ÀÇ È­ÀÚ°ËÁõÀ» À§ÇÑ º¸¿ÏÀû Ư¡º¤ÅÍ¿¡ °üÇÑ ½ÇÇè," Çѱ¹Åë½ÅÇÐȸ ÇÏ°èÁ¾ÇÕÇмú¹ßǥȸ ³í¹®ÃÊ·ÏÁý, pp. 206 , 2004³â 7¿ù.

Domestic Journal

[1] À±¼º¿Ï, Á¤¼º±³, ¹Ú¿µÃ¶, ÃÖ¿ë¼ö, À±´ëÈñ, "G.723.1À½¼ººÎȣȭ±â¿Í G.729A À½¼ººÎȣȭ±âÀÇ »óÈ£ºÎȣȭ ¾Ë°í¸®µë," Çѱ¹Åë½ÅÇÐȸ ³í¹®Áö, Á¦26±Ç Á¦4BÈ£ pp. 457-462, 2001³â 4¿ù

[2] ±è°æ¹Î, À±¼º¿Ï, ÃÖ¿ë¼ö, ¹Ú¿µÃ¶, ÃÖ¿ë¼ö, À±´ëÈñ, °­ÅÂÀÍ "ÀÌÁß Àü¼Û·ü(2.4/4.0 kbps)À» °®´Â °³¼±µÈ Çϸð´Ð-CELP À½¼ººÎȣȭ±â," Çѱ¹Åë½ÅÇÐȸ ³í¹®Áö, Á¦28±Ç Á¦3CÈ£ pp. 239-247, 2003³â

[3] ±è°æÅÂ, Á¤¼º±³, À±¼º¿Ï, ¹Ú¿µÃ¶, À±´ëÈñ, ÃÖ¿ë¼ö, °­ÅÂÀÍ "G.723.1 À½¼ººÎȣȭ±â¿Í EVRC À½¼ººÎȣȭ±âÀÇ »óÈ£ ºÎȣȭ ¾Ë°í¸®µë," Çѱ¹Åë½ÅÇÐȸ ³í¹®Áö, Á¦28±Ç Á¦5CÈ£ pp. 548-554, 2003³â

[4] ÃÖÁø±Ô, À±¼º¿Ï, °­È«±¸, À±´ëÈñ "AMR°ú G.723.1 À½¼ººÎȣȭ±â¸¦ À§ÇÑ È¿À²ÀûÀÎ »óÈ£ºÎȣȭ ¾Ë°í¸®µë ¹× ¼º´ÉÆò°¡," ´ëÇÑÀüÀÚ°øÇÐȸ ³í¹®Áö, Á¦41±Ç SPÆí Á¦4È£ pp. 121-130, 2004³â

[5] À±¼º¿Ï, °­È«±¸, À±´ëÈñ "À½¼º½ÅÈ£ÀÇ Æ¯¼ºÀ» °í·ÁÇÑ ÆÐŶ ¼Õ½Ç Àº´Ð ¾Ë°í¸®Áò," Çѱ¹Åë½ÅÇÐȸ ³í¹®Áö, Á¦ 31±Ç, Á¦7CÈ£, pp. 691~699, 2006³â.

International Conference

[1] Sung-Wan Yoon, Sung-Kyo Jung, Young-Cheol Park, Yong-Soo Choi, and Dae-Hee Youn, "A Study on Transcoding Algorithm For G.723.1 And G.729A Speech Coders," in Proc. Inter. Conf. on Speech Processing, pp.189-193, 2001. Aug.

[2] Sung-Kyo Jung, Sung-Wan Yoon, Kyoung-Tae Kim, Young-Cheol Park, and Dae-Hee Youn, "An Efficient Adaptive Codebook Search Algorithms for ITU-T G.723.1 Speech Coder," in Proc. Inter. Conf. on Speech Processing, pp.323-326, 2001. Aug.

[3] Sung-Wan Yoon, Sung-Kyo Jung, Young-Cheol Park, and Dae-Hee Youn, "An Efficient Transcoding Algorithm For G.723.1 And G.729A Speech Coders," in Proc. Eurospeech2001, pp.2499-2502, 2001. Sep.

[4] Sung-Kyo Jung, Young-Cheol Park, Sung-Wan Yoon, Kyoung-Tae Kim, and Dae-Hee Youn, "Efficient Implementation of ITU-T G.723.1 Speech Coder for Multichannel Voice Transmission and Storage," in Proc. Eurospeech2001, pp.2017-2020, 2001. Sep.

[5] Sung-Wan Yoon, Jin-Kyu Choi, Hong-Goo Kang, and Dae-Hee Youn, "Transcoding Algorithm for G.723.1 and AMR Speech Coders: for Interoperability between VoIP and Mobile Networks," in Proc. Eurospeech2003, pp.1101-1104, 2003. Sep.

[6] Hong-Goo Kang, Jin-Kyu Choi, Chang-Heon Lee, Kyung-Tae Kim, Sung-Wan Yoon, Sung-Kyo Jung, Young-Cheol Park, and Dae-Hee Youn "Interoperability Issues on Speech Coding Standards," in Proc. Special Workshop in MAUI (SWIM) 2004, Jan. 12-14, 2004.

[7] Sung-Wan Yoon, Samuel Kim, Hong-Goo Kang, "A Supplementary Feature for Speaker Verification in Constrained Room Acoustics," in Proc. Int. Symposium on Intelligent Signal Processing and Communication Systems, pp.189~192, 2004. Nov.

[8] Samuel Kim, Sung-Wan Yoon, Thomas Eriksson, Hong-Goo Kang, and Dae-Hee Youn "A noise-robust pitch synchronous feature extraction algorithm for speaker recognition systems," in Proc. Interspeech 2005, pp.2029~2032, 2005. Sep.

[9] Bong-Jin Lee, Sung-Wan Yoon, and Hong-Goo Kang "On the Use of Voting Methods for Speaker Identification Based on Various Resoulution Filterbanks," in Proc. ICASSP 2006, pp. 917-920, 2006. May.

International Journal

[1] Sung-Wan Yoon, Hong-Goo Kang, Young-Cheol Park, and Dae-Hee Youn, "An Efficinet Transcoding Algorithm for G.723.1 and G.729A Speech Coders: Interoperability between Mobile and IP Network," in Speech Communication, vol. 43, Issues 1-2, pp.17-31, 2004. June.

Thesis

Thesis of Master "An Efficient Transcoding Algorithim Between G.723.1 and G.729A Speech Coders", Dept. of Electrical and Electronic Engineering, The Graduate School, Yonsei University, Feb., 2001.

Dissertation of PhD "A Robust Packet Loss Concealment Algortihm Based on Speech Chracteristics", Dept. of Electrical and Electronic Engineering, The Graduate School, Yonsei University, Aug., 2006.

Patent

International

[1]      US Patent Serial #: 277874 Series Code: 10 (US2003078771) ¡°Method for searching codebook,¡± Sung-Kyo JUNG, Yong-Soo CHOI, Sung-Wan YOON, Kyung-Tae KIM, and Dae-Hee YOUN, Filed: Oct. 23, 2002., Assignee: LG ELCTRONICS INC.

[2]      US Patent Serial #: 425743 Series Code: 10 (US2003204543) ¡°Device and method for estimating harmonics in voice encoder,¡± Sung-Wan YOON, Yong-Soo CHOI, and Dae-Hee YOUN, Filed: Apr. 30, 2003, Assignee: LG ELCTRONICS INC.

[3]      US Patent Serial #: 749748 Series Code: 10 (US2005010403), "Transcoder for speech codecs of different CELP type and method therefor," Jong-,Mo SUNG,  Hyun-Woo KIM, Do-Young KIM, Jun-Kyu CHOI, Sung-Wan YOON, Hong-Goo KANG, Ki-Seung LEE, Dae-Hee YOUN, Filed: Dec 30, 2003., Assignee: ETRI.

Domestic

[1]      KR patent Serial #: 10-0563316-0000 pending #10-2004-0043158, Method and Apparatus for Feature Vector Generations using a Supplementary Feature," Sung-Wan Yoon, Samuel Kim, Hong-Goo Kang) Filed: Jun. 11, 2004, Issued: Dec. 15, 2005, Assignee: Yonsei University.

Research Career

"TMS320C6201À» ÀÌ¿ëÇÑ ITU-T G.723.1 À½¼º ºÎȣȭ±âÀÇ ´Ùä³Î ±¸Çö," InTime Technology, 1999³â 6¿ù~1999³â 12¿ù.

"À¯/¹«¼± Åë½Å¿ë À½¼ººÎȣȭ±âÀÇ »óÈ£ºÎȣȭ ¾Ë°í¸®µë ¿¬±¸," (ÁÖ)LGÀüÀÚ, 2000³â 1¿ù~2000³â 12¿ù.

"ÀúÀü¼Û·ü À½¼ººÎȣȭ ¾Ë°í¸®µë ¹× VoIP Gateway¿ë ³×Æ®¿öÅ© ¹ÝÇâÁ¦°Å±â °³¹ß," (ÁÖ)LGÀüÀÚ, 2001³â 8¿ù~2002³â 5¿ù.

"Wideband À½¼ººÎÈ£ ó¸® ¹× º¯È¯±â¼ú °³¹ß," Çѱ¹ÀüÀÚÅë½Å¿¬±¸¿ø(ETRI), 2002³â 5¿ù~2003³â 1¿ù.

"DSP ±â¹Ý Tandemless AMR Æ®·£½ºÄÚµ¦ ¹× AGC/LEC ¾Ë°í¸®Áò °³¹ß," Çѱ¹ÀüÀÚÅë½Å¿¬±¸¿ø(ETRI), 2003³â 8¿ù~2004³â 1¿ù.