Inventor
CHAI HONGFENG
CN16 patents
⚠️ This page may combine multiple inventors who share the name “CHAI HONGFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA UNIONPAY CO LTD
13 patentsUS7617152B2Nov 10, 2009
Bankcard transaction exchange system
CHINA UNIONPAY CO LTD32 citations88
US9459937B2Oct 4, 2016
Method for using shared device in apparatus capable of operating two operating systems
CHINA UNIONPAY CO LTD6 citations72
US10095576B2Oct 9, 2018
Anomaly recovery method for virtual machine in distributed environment
CHINA UNIONPAY CO LTD2 citations68
US10528378B2Jan 7, 2020
System and method for load estimation of virtual machines in a cloud environment and serving node
CHINA UNIONPAY CO LTD1 citations58
US9712518B2Jul 18, 2017
Apparatus used for security information interaction
CHINA UNIONPAY CO LTD0 citations49
US10623530B2Apr 14, 2020
Device for supporting communication between multiple types of safety carriers and communication method therefor
CHINA UNIONPAY CO LTD0 citations41
US10678577B2Jun 9, 2020
Method for implementing virtual secure element
CHINA UNIONPAY CO LTD0 citations40
US10169572B2Jan 1, 2019
Starting an application on a mobile device
CHINA UNIONPAY CO LTD0 citations40
US9985990B2May 29, 2018
Security information interaction system, device and method based on active command of secure carrier
CHINA UNIONPAY CO LTD0 citations40
US9756044B2Sep 5, 2017
Establishment of communication connection between mobile device and secure element
CHINA UNIONPAY CO LTD0 citations40
US9880597B2Jan 30, 2018
Method and terminal device for continuous power supply to external carrier
CHINA UNIONPAY CO LTD0 citations39
US10120672B2Nov 6, 2018
Method for offline updating virtual machine images
CHINA UNIONPAY CO LTD0 citations37
US10445746B2Oct 15, 2019
Method for checking compliance of payment application in virtualized environment
CHINA UNIONPAY CO LTD0 citations36
CHAI HONGFENG
3 patentsUS9503309B2Nov 22, 2016
Ethernet communication system and method based on MMC/SD interface
CHAI HONGFENG6 citations68
US8191058B2May 29, 2012
Computer processing system for realizing data upgrade and a data upgrading method
CHAI HONGFENG4 citations58
US9697513B2Jul 4, 2017
User terminal and payment system
CHAI HONGFENG0 citations39