| Patents for H04M 17 - Prepayment telephone systems (5,258) |
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| 05/27/2009 | CN100492952C Soft switching roaming charging mehod |
| 05/26/2009 | US7539294 System and method for providing prepaid telecommunication services |
| 05/26/2009 | CA2497520C Method, system and telecommunication node for alternative prepaid support |
| 05/22/2009 | WO2009062442A1 A charging method, a charging network element, a charging system and a communication system |
| 05/20/2009 | EP2061225A2 Method and apparatus for monitoring and controlling wireless resource usage |
| 05/14/2009 | US20090124231 Self Defense Cell Phone With Projectiles |
| 05/06/2009 | CN201234300Y Special terminal for aerial business hall |
| 05/06/2009 | CN101425861A Mobile multimedia broadcast terminal and charging method thereof |
| 05/06/2009 | CN101425860A Mobile multimedia broadcast terminal and off-line charging method thereof |
| 05/06/2009 | CN100485726C A mobile payment system based on distributed cipher key |
| 04/30/2009 | US20090110164 Methods for providing prepaid telephony service via an internet protocol network system |
| 04/29/2009 | CN101420677A Sound playing method and system |
| 04/29/2009 | CN101420494A Method and apparatus for establishing session connection for prepaid user |
| 04/29/2009 | CN100484167C Counting method based on Internet short message transmitting system |
| 04/29/2009 | CN100484005C Apparatus and method for telecommunications services |
| 04/28/2009 | US7526272 Method of creating incentives for using wireless hotspot locations |
| 04/28/2009 | US7526271 Method for implementing prepaid multimedia messaging service |
| 04/28/2009 | CA2331899C Method and communications system for processing state information in a management network having a number of management levels |
| 04/23/2009 | WO2009050384A1 Information communication method for prepaid service subscribers |
| 04/22/2009 | EP2050266A1 Communication system |
| 04/22/2009 | EP1425932B1 Methods and systems for triggerless prepaid sms screening and accounting in a signaling message routing node |
| 04/22/2009 | CN201226165Y Coin-feeding fee apparatus |
| 04/22/2009 | CN100481861C Intelligent alarm controller |
| 04/22/2009 | CN100481786C Power management system for communication device |
| 04/22/2009 | CN100481768C Method for controlling defaulting risk of mobile user |
| 04/21/2009 | US7522716 System and method for distributing personal identification numbers over a computer network |
| 04/16/2009 | WO2009046610A1 Charging method and system for prepaid service |
| 04/15/2009 | EP2048865A2 Apparatus for and method of selecting payment source for communication services |
| 04/15/2009 | CN100479559C Method and system for implementing roam cross-network for prepaid users |
| 04/15/2009 | CN100479545C Charging-information notifying method |
| 04/09/2009 | WO2009044388A2 A communication network rating and charging engine |
| 04/09/2009 | WO2006082243A9 System and apparatus for processing network events |
| 04/08/2009 | EP1466469B8 Portable device service payments by multiple means |
| 04/07/2009 | US7516409 Virtual calling card system and method |
| 04/07/2009 | US7515696 Centralized communications network charging methods and apparatus |
| 03/31/2009 | US7512222 Methods and systems for automated prepaid service routing |
| 03/26/2009 | US20090081991 Prepaid short messaging |
| 03/25/2009 | CN101395898A Optimised reservation of charges for multiple communication services and/or service types |
| 03/25/2009 | CN101394452A Pre-payment type communication method and network appliance |
| 03/19/2009 | WO2009033249A1 Billing profile manager |
| 03/18/2009 | EP1844421A4 Method for maintaining a customer account |
| 03/17/2009 | CA2476077C Multiple service provider prepaid wireless service card |
| 03/11/2009 | CN101383999A Double-mode double-terminal fee billing system and method for sharing pre-deposited fee by the cards |
| 03/11/2009 | CN100469008C On-line charging method with limiting value monitor for data transmission |
| 03/10/2009 | US7502611 Methods and systems for triggerless prepaid SMS screening and accounting in a signaling message routing node |
| 03/10/2009 | US7502454 Method of accounting prepaid online internet service credit values |
| 03/05/2009 | WO2008056253A3 System, method, and device for crediting a user account for the receipt of incoming voip calls |
| 03/05/2009 | US20090061818 Methods and platforms for refreshing a pre-paid account upon detecting the occurrence of a refresh triggering event |
| 03/05/2009 | US20090061815 Methods and platforms for refreshing a pre-paid account upon demand by a user |
| 03/04/2009 | EP2030458A2 System and method for measuring and reporting service usage |
| 03/04/2009 | EP2030431A2 Pre-paid security mechanism in a post-pay telecommunications system |
| 03/04/2009 | CN201204620Y 智能电子支付公用电话 Intelligent electronic payment payphone |
| 02/25/2009 | EP1829354A4 Transaction processing platform for facilitating electronic distribution of plural prepaid services |
| 02/25/2009 | EP1604292A4 Automatic subscription system for applications and services provided to wireless devices |
| 02/25/2009 | EP1550281A4 Handling charging information in interworking structure of mobile communication and wireless local area networks |
| 02/25/2009 | EP1442568B1 Providing wireless data services via public telephones |
| 02/24/2009 | CA2338127C Telecommunication method and suitable system for establishing a connection with a mobile station |
| 02/18/2009 | EP2026552A1 Multiple channel automated refill system |
| 02/18/2009 | EP1495413B1 Messaging response system |
| 02/18/2009 | EP1466469B1 Portable device service payments by multiple means |
| 02/18/2009 | CN101370060A Multiple channel automated refill system |
| 02/18/2009 | CN100463545C Mobile communication terminal for electronic settlement and method thereof |
| 02/17/2009 | CA2638617A1 Multiple channel automated refill system |
| 02/11/2009 | CN100461745C Device and method for forming charge data according to content of mobile communication system |
| 02/05/2009 | US20090037331 Remote rechargeable prepaid cellular service peripheral device |
| 02/05/2009 | US20090034703 Prepaid Calling Time Processing: A Method and Apparatus for Processing Pre-Paid Calling Time in a Telephone Communication System |
| 02/04/2009 | EP1661313B1 Method and apparatus for enabling access in a wlan environment |
| 02/04/2009 | CN101360159A Implementing method and apparatus for independent VC system accommodating different charging cards |
| 02/04/2009 | CN100459622C Method for recharging on recharge card |
| 02/03/2009 | US7486945 Systems and methods for prerating costs for a communication event |
| 01/28/2009 | CN100456756C A method and network for implementing prepaid subscriber short message service |
| 01/27/2009 | US7483715 Self defense cell phone with projectiles |
| 01/27/2009 | US7483689 Operations method for providing wireless communication services |
| 01/22/2009 | US20090024524 Optimized recharging of prepaid accounts |
| 01/21/2009 | EP0993746B1 Vehicle communication system |
| 01/21/2009 | CN101350770A Method, apparatus and system for reserving resource |
| 01/21/2009 | CN100454950C Method and system for data rating for wireless devices |
| 01/15/2009 | WO2009009717A2 Method and apparatus for separable billing for business and personal telecommunication connections |
| 01/15/2009 | WO2009008753A2 A method for recharging a prepaid account at a mobil telephony operator |
| 01/15/2009 | CA2692684A1 Method and apparatus for separable voice billing for business and personal airtime use |
| 01/08/2009 | WO2008106005A3 A pre-biller in internet protocol multimedia subsystem (ims) charging gateway function (cgf) |
| 01/08/2009 | US20090008444 Portable terminal |
| 01/07/2009 | CN101340628A Method and system for controlling fee owing risk of point-to-point short message |
| 01/07/2009 | CN100450212C Method for realizing dispersed number triggering pre-payment short message service |
| 01/07/2009 | CN100450139C Telephone supermarket payment settlement method |
| 01/01/2009 | US20090005004 Communication devices and method of communication |
| 12/31/2008 | WO2009002236A1 A method and apparatus for enabling connectivity in a communication network |
| 12/31/2008 | EP2009894A1 Messaging system for managing communications resources |
| 12/31/2008 | EP2008475A1 A method, apparatus or software for managing a call in a telecommunications network |
| 12/31/2008 | CN101335800A Charging method and system for pre-payment service |
| 12/30/2008 | US7471780 Configurable profiling of data |
| 12/25/2008 | US20080318604 Prepaid short messaging |
| 12/25/2008 | US20080318603 Method and System for Multimedia Messaging Service (MMS) Rating and Billing |
| 12/24/2008 | CN101330391A Method for switching prepayment rate based on flux point |
| 12/24/2008 | CN101329757A System for selling and managing SIM card through network |
| 12/24/2008 | CN100446490C Method and apparatus for enabling access in a wlan environment |
| 12/18/2008 | WO2008088913A3 Method and system for providing roaming services to prepaid roamers of a home network |
| 12/18/2008 | US20080312968 Electronic Payment System for Providing Regular Payment Services for Pre-Paid Mobile Phones |
| 12/18/2008 | US20080311883 Charging Mechanisms for Ip Multimedia Services |
| 12/18/2008 | US20080310608 Credit based management of telecommunication activity |