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"Telephone, n. An invention of the devil which abrogates some of the advantages of making a disagreeable person keep his distance. "
Ambose Bierce
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| Number | Title | Issue Date |
| 5732346 | Translation and connection device for radio frequency point of sale transaction systems A device is provided that interfaces with existing point of sale credit card reading devices, and furnishes the option of transmitting data over either the existing modem installation or a radio frequency data communication network. The device scans the i... | 03/24/1998 |
| 5727057 | Storage, transmission, communication and access to geographical positioning data linked with standard telephony numbering and encoded for use in telecommunications and related services A method and system implementation for combining and accessing telephony numbering and geographical position so direct access to information, services and goods may be invoked through the use of various telephone networks. The existing telephone networks ... | 03/10/1998 |
| 5722067 | Security cellular telecommunications system A cellular telecommunications system having a security feature which allows only pre-authorized users no complete cellular telephone calls. The system and method recognizes a cellular radiotelephone's pre-programmed a pre-selected telephone number and a a... | 02/24/1998 |
| 5673306 | Cellular rental phone system and method having realtime data collection and billing Cellular telephone rental system and method wherein a point-of-purchase rental terminal capturing transaction data, obtains validation thereof, and communicates same to a collector which in turn instructs a switching system to enable the cellular phone to... | 09/30/1997 |
| 5670950 | Private communications network system and method of authentication for a mobile station used in private communications networks A private communications network system allows a mobile station to be used in a different private communications network than that in which it is registered, by a method of authenticating the mobile station outside of its home private communication networ... | 09/23/1997 |
| 5666649 | Communications system having variable system performance capability System performance in a mobile communications system is improved by detecting whether the mobile unit has a particular capability, and adjusting operation of the base station to improve system performance in response to detection that the mobile unit has ... | 09/09/1997 |
| 5631947 | Mobile telephone device for storing a plurality of changable charge rates and time limit data The mobile telephone is well adapted for use as a rental phone. It has an on-board computer which computes and stores telephone usage and control information such as charges for usage of the telephone. Time and charge limits can be set for the telephone. ... | 05/20/1997 |
| 5621783 | Method and an arrangement relating to telecommunications systems The present invention relates to a method for transferring a position mark (CO-B0) of a mobile subscriber (B0) in a telecommunications system. The telecommunications system includes a first mobile telephone network (PLMN01) which includes a main switching... | 04/15/1997 |
| 5594777 | Wireless private branch exchange system for use with mobile communication devices A wireless PBX system having at least one predetermined coverage area, and having a predefined group of mobile communication devices associated with each predetermined coverage area is provided. Each of the mobile communication devices belonging to a pred... | 01/14/1997 |
| 5594739 | System and method for rapid selection of synchronization sources in a mobile telecommunications network A network management system and method in a telecommunications network for selectively accessing a plurality of synchronization sources of varying levels of accuracy, availability, and cost, and for enabling individual subscribers to select which synchron... | 01/14/1997 |
| 5592535 | Mobile-radio network with debit accounts A mobile-radio network (MRS) includes a mobile switching center (MSC) for receiving incoming calls from mobile-radio subscribers (A). In response to the incoming calls, certain ones of the incoming calls are selected if the respective mobile-radio subscri... | 01/07/1997 |
| 5577100 | Mobile phone with internal accounting A mobile phone system with a mobile phone having internal accounting capabilities for real time call debiting to account for the billing parameters of a mobile phone unit that is operated in a multi zone communication network with a complex rate structure... | 11/19/1996 |
| 5577101 | Telepoint system which charges an account of the subscriber rather charging an account of the private base station through a call is established Provision of an area-covering, low-cost infrastructure for a telepoint system. Use of public telepoint base stations (TP) and private base stations (1, 2, 3). Every subscriber can make a call via any private base station or any telepoint base station.... | 11/19/1996 |
| 5574772 | Personal apparatus for receiving radiotelephone communications A complete, facile to use and operate telephone apparatus (10) for use with a communications system including a toll charge telephone system (104). The apparatus is a simplified telephone receiver with no keypad to allow only incoming calls to be received... | 11/12/1996 |
| 5561706 | System for managing access by mobile users to an interconnected communications network where a billing authority is identified by a billing code from the user A method and apparatus for managing a communications network for mobile users, each of which has a personal identification number, includes a network of communications switches for connecting calls between mobile users using the personal identification nu... | 10/01/1996 |
| 5537610 | Mobile communication having mobile subscribers, PCN network, PBX and a local exchange A mobile communications network comprises a PCN network (60-64) including a plurality of radio cells under the jurisdiction of an MSC (mobile-services switching center). One or more of said cells comprise a fixed base (60, 61) for a mobile subscriber (71)... | 07/16/1996 |
| 5483575 | System for correlating RF usage in a trunked communication network based on channel assignments and channel drops for each call A system and method are disclosed for correlating rf communications in a multi-site, trunked rf communication system which includes a plurality of site controllers for controlling radio unit rf communications in corresponding geographical site areas and a... | 01/09/1996 |
| 5425083 | Call charging method in radio telephone system and radio telephone system employing the same method In a radio telephone system and a call charging method used in the radio telephone system, when a user of a radio telephone issues a telephone call to a public telephone network by utilizing a radio controller installed in a PBX employed on the premises o... | 06/13/1995 |
| 5345498 | Mobile communications systems and interconnections strategies for use between different networks and different tariffs of such systems A flexible and equitable PCN/PSTN interconnection strategy between a communications network having mobile subscribers, such as a PCN network, and a PSTN whereby to form a communication system in which multiple tariffs can be applied, the tariff applied be... | 09/06/1994 |
| 5339352 | Directory assistance call completion via mobile systems A user of a wireless communication service, e.g. a cellular telephone subscriber, can dial directory assistance; and upon request, the operator service system (OSS) will complete a call connection to a station identified in a retrieved directory listing. ... | 08/16/1994 |
| 5321735 | Method and apparatus for selective real time authorization and billing of calls in a public telepoint system A method, in a base station providing communications within a coverage area for authorizing and processing calls initiated by portable communication units (PCUs), whereby the base station is coupled to a network control center, comprises receiving (615) r... | 06/14/1994 |
| 5303297 | Dynamic pricing method and apparatus for communication systems A communication system service billing arrangement is described that adapts to system loading in realtime. As system loading varies, one or more individual subscribers units (ISU) of a communication system are provided with realtime information on the cur... | 04/12/1994 |
| 5208446 | Method and apparatus for validating credit information during home delivery of order A method and apparatus for delivering an order to a home and utilizing credit information to verify and accept payment for the order. The method and apparatus verify credit information on site at the door of a home contemporaneously with delivery of an or... | 05/04/1993 |
| 4845740 | Radiotelephone system adapted to read a credit card A radio phone equipment for credit card is adapted to transfer part or a whole of credit card or charge card information read by a card reader as well as a dial number dialed by a key pad to a mobile telecommunication switching office by means of a modem ... | 07/04/1989 |
