http://www.itu.int/ITU-T/workprog/wp_search.aspx?sg=20&q=1 Latest modified work items from ITU-T Study Group 20, Question 1 Work Programme http://www.itu.int/ITU-T/workprog/images/itulogo_new.gif http://www.itu.int/ITU-T/workprog/wp_search.aspx?sg=20&q=1 ITU tsbedh@itu.int tsbedh@itu.int Editor(s): Changkyu LEE <changkyu.lee@etri.re.kr> Thu, 16 Jul 2026 16:31:23 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23966 Requirements of AI integrated digital twin for cities and communities Editor(s): Xiaoou LIU <liuxo@chinatelecom.cn>; Ziqin SANG <zqsang@cict.com>; Xingyu SHANG <shangxy1@chinatelecom.cn>; Ruoni WANG <wangrn@chinatelecom.cn> Mon, 15 Jun 2026 10:23:39 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=22088 High-level requirements and reference framework of smart city platforms Editor(s): Yizhang HUANG <huang-yizhang@126.com>; Changkyu LEE <changkyu.lee@etri.re.kr>; Bingjie LIU <l_bingjie@163.com>; Siwei MIAO <miaosiwei930820@163.com>; Yulin WU <13340963020@163.com>; Yan YANG <yanyang@cqupt.edu.cn>; Liang ZHOU <13764345671@163.com> Fri, 12 Jun 2026 17:14:28 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23495 Requirements of digital twin representation model for power grid Editor(s): Wenjie LI <liwj149@chinaunicom.cn>; Jung Soo PARK <pjs@etri.re.kr>; Mingzhe SHENG <shengmz5@chinaunicom.cn>; Menghua TAO <taomenghua@chinaunicom.cn>; Chi ZHANG <chi.zhang@smartmore.com> Fri, 12 Jun 2026 17:06:29 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23968 Requirements and capability framework for digital twin-based factory information presentation system Editor(s): Munhwan CHOI <mhchoi@etri.re.kr>; Taehyoung SHIM <thshim@etri.re.kr> Fri, 12 Jun 2026 17:03:22 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23967 Requirements for the interworking of walk-through transportation fare collection services Editor(s): Taehyoung SHIM <thshim@etri.re.kr> Fri, 12 Jun 2026 16:57:13 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23497 Supplement to ITU-T Y.4607 - Identification framework for autonomous mobile robot services Editor(s): Geunyoung KIM <kimgy@etri.re.kr>; Sang-Woo LEE <ttomlee@etri.re.kr> Fri, 12 Jun 2026 16:55:53 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23496 Requirements of digital identity wallet interoperability for smart city services Editor(s): Taehyoung SHIM <thshim@etri.re.kr>; Jeongil YIM <jiyim@etri.re.kr> Fri, 12 Jun 2026 16:55:10 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=22089 Supplement to ITU-T Y.4607 - Use cases of interworking-based autonomous mobile robot services Editor(s): SeungMyeong JEONG <sm.jeong@keti.re.kr>; Cheol-Min KIM <cmkim@keti.re.kr>; Ji-Eun KIM <jekim@keti.re.kr>; Seongyun KIM <seongyun.kim@keti.re.kr> Fri, 12 Jun 2026 16:44:06 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23498 Requirements for AI-enabled interoperability in citiverse Editor(s): Geunyoung KIM <kimgy@etri.re.kr>; Seongyun KIM <seongyun.kim@keti.re.kr>; Kyoungjae SUN <kjsun@etri.re.kr> Fri, 12 Jun 2026 16:40:49 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=22087 Requirements of citiverse platform for smart sustainable cities and communities