Inventor

CAI YIGANG

US223 patents

⚠️ This page may combine multiple inventors who share the name “CAI YIGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CAI YIGANG

CAI YIGANG

Online charging for sessions that are transferred between network domains

Short message service communication security

Message spoofing detection via validation of originating switch

IMS device operable for financial transaction authorization and ID cards display

Pre-biller in internet protocol multimedia subsystem (IMS) charging gateway function (CGF)

Controlling a shutoff/restart of mobile virtual network operations prepaid services

Notification of charging rate adjustments in regions of a mobile network to control bandwidth usage in the regions

Message restriction for diameter servers

Validating caller ID information to protect against caller ID spoofing

Archive control for text messages

Online charging for roaming users in a proxy online charging system of a visited network

Method and apparatus for providing virtual Wi-Fi access

Authenticating a communication device and a user of the communication device in an IMS network

Delivery of text messages to wireline phones through caller ID functionalities

Telecommunication messaging through a social networking service

Storing access network information for an IMS user in a subscriber profile

Per-session dynamic charging caps in communication networks

IMS networks providing business-related content to wireless devices

Charging for long duration sessions in communication networks

Charging in LTE/EPC communication networks

Managing SMS spoofing using SMPP protocol

ALCATEL LUCENT USA INC

Electronic message forwarding control

Call control component employment of one or more criteria for internet protocol call selection for eavesdrop component monitoring

Allocation of internet protocol (IP) multimedia subsystem (IMS) charges

Converged offline charging and online charging

Policy control for transmissions on the unlicensed spectrum

Location processing in a volte network

Filtering emergency broadcast messages that contain commercial content

Notification of relay capabilities for UE-to-network relay functions

Charging for roaming users in IMS networks

Systems and methods for mobile virtual network operator mobile to mobile service

Converged service control for IMS networks and legacy networks

IMS gateway systems and methods for online charging in IMS networks

Call control with converged application server logic and gateway logic in IMS networks

LUCENT TECHNOLOGIES INC

Methods and systems for controlling services provided to shared plan subscribers

Intelligent-networked telephone system having advertisement with bonus free phone call service

Telephone calling card service system integrating virtual destination numbers

Enhanced recharge card management system with reseller users&#39; security and accessibility

Personal handyphone system component employment of prepay telephone service system component to allow user employment of wireless telephone service subsequent to purchase thereof

Telephone calling card system with abbreviated code destination number capability

Intelligent-networked system with service for notifying and hearing selected E-mails via a public switched telephone network

ALCATEL LUCENT

Usage control services performed in an end user device

Offline charging for sessions over a 3GPP network and a WLAN access network

IMS network access using legacy devices

SHARMA ALOK

Method for selectively exposing subscriber data

Application protoyping suite

Method and apparatus for managing components of application enablement suite

NOKIA TECHNOLOGIES OY

Prioritization of mobile networks for proximity services

SHARMA RANJAN

Fault-resilient method of generating complete correlated IMS charging data records

KHAWER MOHAMMAD R

User equipment assisted handover in licensed and unlicensed frequency bands

Enhanced recharge card management system with reseller users' security and accessibility