Patents
Patents for H04M 15 - Arrangements for metering, time-control or time-indication (14,957)
05/1998
05/28/1998CA2279845A1 A communication system architecture
05/27/1998EP0844779A2 Method and system for call screening
05/26/1998US5758286 Method for accomplishing a mobile telecommunications connection using abbreviated dialing
05/26/1998US5758281 Personal communications service using wireline/wireless integration
05/26/1998US5757894 Virtual foreign exchange service
05/22/1998WO1998021907A2 Selective broadcasting of charge rates
05/22/1998WO1998021902A2 Method and system for capturing and recording call information
05/22/1998WO1998021874A1 Method and apparatus for providing prepaid telecommunications services
05/22/1998WO1998021873A2 Process for levying distance-dependent charges in cellular communication networks
05/22/1998WO1998021865A2 Apparatus and method for optimizing the use of long distance telephone services
05/22/1998WO1998021676A1 Implementation of charging in a telecommunications system
05/22/1998CA2271311A1 Method and apparatus for providing prepaid telecommunications services
05/22/1998CA2271133A1 Selective broadcasting of charge rates
05/20/1998EP0748553B1 Telephone dialling monitoring and route selecting apparatus
05/20/1998EP0503059B1 Wide area audio response network
05/20/1998DE19646629A1 Telecommunication connection charge enabling method
05/20/1998DE19646485A1 Verfahren zur entfernungsabhängigen Vergebührung in Mobilkommunikationsnetzen A method for distance-based charging in mobile communication networks
05/20/1998CN1182339A Anti-theft method for the number code of mobile telephone
05/20/1998CN1182323A Method of restricting duration of telephone calls and telephone implementing such method
05/19/1998US5754955 Providing mobile communications system services in dependence on identification of cell where a mobile-originated call was initiated
05/19/1998US5754634 System and method for tracking and reporting incoming calls
05/19/1998US5754633 Method for achieving third-number call billing
05/19/1998US5754632 Management of communications networks
05/14/1998WO1998020688A1 Rating process and circuitry for communication networks
05/14/1998WO1998015110A3 Remote supply circuitry
05/14/1998WO1998013990A3 Method and system for ensuring the security of the supply of services of telecommunication operators
05/14/1998DE19646892A1 Metering call charge rate display for telecommunication terminal
05/14/1998DE19645868A1 Verfahren und Schaltungsanordnung zur Tarifierung in Kommunikationsnetzen Method and circuit for setting tariffs in communication networks
05/14/1998DE19644024A1 Verfahren und Vorrichtung zum Überprüfen des richtigen und vollständigen Anlegens von Kommunikationsdatensätzen in Telekommunikationsanlagen Method and device for checking the correct and complete application of communication records in telecommunications systems
05/14/1998DE19638116A1 Telecommunications network subscriber station operating method
05/13/1998EP0841803A2 Coins/card operated telephone apparatus
05/13/1998EP0841802A2 Method and circuit arrangement for controlling charging pulses in coin telephones
05/13/1998EP0841801A1 Method for restricting the duration of a telephone communication and telephone apparatus using the same
05/13/1998EP0841795A2 Telephone services
05/13/1998EP0840977A1 Billing for communications usage
05/13/1998EP0840973A1 Radio mobile terminal provided with an additional reader of chip cards
05/13/1998EP0840913A1 Refundable prepaid telephone card
05/13/1998CN1181864A Radio system realizing a wireless subscriber interface, and a subscriber station
05/12/1998US5751799 Method and device for charging during data communication time in a data switching network
05/12/1998US5751798 Passive information access system
05/12/1998US5751794 Proactive voice mail service
05/08/1998CA2220454A1 Telephone services
05/07/1998WO1998019471A1 Method and apparatus for selecting one voice gateway from multitude of voice gateways, which shall serve a remote application
05/07/1998WO1998019469A2 Method and device for checking if data records have been created correclty and fully in telecommunication systems
05/07/1998WO1998019448A1 A method and apparatus for charging for an outgoing voice call performed during an internet session
05/07/1998WO1998019240A2 Method and apparatus for verifying ip-addresses
05/07/1998CA2270367A1 Method and apparatus for verifying ip-addresses
05/07/1998CA2270047A1 Method and apparatus for selecting one voice gateway from multitude of voice gateways, which shall serve a remote application
05/06/1998EP0692171B1 Fraud preventing system and method for a communication network
05/06/1998CN1181168A Billing and service apparatus in telecommunication network for providing value added services
05/05/1998US5749052 Cellular telephone management system
05/05/1998US5748720 Removable subscriber identification module for a mobile radio terminal
05/05/1998US5748718 Telephone monitoring system to reduce consumer payments of telephone bill
05/05/1998US5748717 Method and system for assigning a communication to a preferred carrier for accounting and/or communication routing purposes
05/05/1998US5748713 Method for automatically initiating a calling card telephone call
05/05/1998US5748711 Telephone transaction processing as a part of call transport
05/04/1998CA2219580A1 Method for improved automatic message accounting in telephony
04/1998
04/30/1998WO1998004088A3 Method and apparatus to achieve minimum cost on-line access
04/30/1998DE19644386A1 Free of charge switching and connection method for calls
04/29/1998EP0838935A2 On demand mailbox creation for messaging systems
04/29/1998EP0741884A4 Funds transaction device
04/29/1998CN1180271A Telephone supervisor
04/28/1998US5745556 Interactive and information data services telephone billing system
04/28/1998US5745555 System and method using personal identification numbers and associated prompts for controlling unauthorized use of a security device and unauthorized access to a resource
04/28/1998CA2134574C Method of allocating international transit traffic among a plurality of carriers in a terminating country
04/23/1998WO1998017045A1 Reprogrammable wireless local loop phone capable of emulating a wireline phone
04/23/1998CA2212438A1 On demand mailbox creation for messaging systems
04/22/1998EP0836783A1 Call data-detection method
04/22/1998EP0836727A1 Methods and apparatus for providing a prepaid, remote entry customer account
04/22/1998CN1179865A Detecting possible fraudulent communication usage
04/22/1998CN1179664A Method for automatically initiating calling card telephone call
04/21/1998US5742905 Personal communications internetworking
04/21/1998US5742669 Telephone for storing particulars of outgoing calls and/or special service codes
04/21/1998US5742668 Communication system
04/21/1998US5742667 Notification of toll free call charging status
04/16/1998WO1998004092A3 Method and system for assigning a communication to a preferred carrier for accounting and/or communication routing purposes
04/16/1998WO1997048221A3 Payphone metering in a wireless telephone system
04/15/1998EP0836314A2 Method for automatically initiating a calling card telephone call
04/14/1998US5740234 Telephone call monitoring method and apparatus
04/14/1998US5740231 Network-based multimedia communications and directory system and method of operation
04/14/1998US5740230 Directory management system and method
04/14/1998US5740229 Method and apparatus for a pre-paid return call
04/14/1998CA2123068C Adaptive method for allocating calls
04/09/1998WO1998015110A2 Remote supply circuitry
04/09/1998WO1998015108A1 System and method for alternate billing arrangement during a telephone call
04/09/1998WO1998015099A1 Flexible service access code (sac)
04/09/1998WO1998015095A1 Structure and method for controlling multiple customer premises equipments on a subscriber's telephone line
04/08/1998EP0835031A2 Method of controlling telecommunications signalling
04/08/1998EP0835019A2 Method and apparatus for billing in a telecommunication network
04/08/1998EP0834236A2 Process for flexibly charging rates for existing connections
04/08/1998CN2278313Y Detachable automatic counting device for phone fee
04/08/1998CN1178425A Command signals generator circuit for telephonic fees indicators
04/07/1998US5737700 Providing assistance to a mobile telephone subscriber travelling from a location to a desired location
04/07/1998US5737414 900 number billing and collection system and method for on-line computer services
04/07/1998US5737399 Network information architecture having centralizing storage and verification element
04/02/1998WO1998013990A2 Method and system for ensuring the security of the supply of services of telecommunication operators
04/01/1998EP0833490A2 Toll free message response
04/01/1998EP0832539A1 Digital signal receiver with charge metering equipment
03/1998
03/31/1998US5734706 Caller identification and data retrieval system
03/31/1998US5734705 Intelligent configuration server for PBX