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Class Information
Number: 455/462
Name: Telecommunications > Radiotelephone system > Including private cordless extension system
Description: Subject matter wherein a base transceiver having direct connection to a landline telephone switching system provides restricted telephony access to a pre-selected cordless extension unit.










Sub-classes under this class:

Class Number Class Name Patents
455/464 Channel selection or allocation 683
455/463 Multi-users 269


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
6138027 Wireless intercommunicating system Oct. 24, 2000
6134449 Cordless telecommunications system and identification code modification process Oct. 17, 2000
6128471 Telecommunication method and system for communicating with multiple terminals in a building through multiple antennas Oct. 3, 2000
6128504 Apparatus and method of contention resolution for a plurality of handset units in a cordless telephone system Oct. 3, 2000
6122498 Data transmission method Sep. 19, 2000
6122502 Roaming cordless telephone Sep. 19, 2000
6112097 Location area management Aug. 29, 2000
6101396 Dynamic call coverage paths based on auxiliary units Aug. 8, 2000
6101389 Method of assigning idle channels Aug. 8, 2000
6097966 Wireless access for local exchange carriers Aug. 1, 2000
6094572 Method of generating a random number from a radio signal Jul. 25, 2000
6081724 Portable communication device and accessory system Jun. 27, 2000
6081725 Portable telephone system and control method therefor Jun. 27, 2000
6055435 Wireless telephone connection surge suppressor Apr. 25, 2000
6052407 Apparatus and method for detection frequency hopping patterns embedded in radio frequency noise Apr. 18, 2000
6052595 Method of and apparatus for selecting a communication channel Apr. 18, 2000
6052592 Call routing system for a wireless data device Apr. 18, 2000
6049701 Corded to uncorded telephone conversion kit Apr. 11, 2000
6049719 Communication system with automatic call diversion or forwarding Apr. 11, 2000
6044281 Cordless telephone set having charging terminal configured for holding handset Mar. 28, 2000
6035204 Method for releasing call in cordless telephone Mar. 7, 2000
6035205 Apparatus and method for enhancing telephone call quality of facsimile system with wireless telephone function Mar. 7, 2000
6032034 Complete dialed number detection in WLL terminal without specified time delay Feb. 29, 2000
6026298 Method and apparatus for providing switch capability mediation in a mobile telephone system Feb. 15, 2000
6023627 Digital cordless telephone system having communication mode switching device Feb. 8, 2000
6018670 Mobile telephone set and mobile telephone system Jan. 25, 2000
6018665 Wireless terminal with auxilary desktop unit Jan. 25, 2000
6018666 Shared wireless tenant service system Jan. 25, 2000
6014560 Call management services to telephone devices which are connected to afixed wireless access subscriber unit Jan. 11, 2000
6006099 System and method for private radio communication Dec. 21, 1999
6006086 Telecommunication device comprising a base station and at least one mobile unit and method of connecting a mobile unit to a base station Dec. 21, 1999
6002937 Method of and apparatus for communicating information signals Dec. 14, 1999
6002939 Apparatus and method for allocating channels in plural communication units Dec. 14, 1999
5999809 Wireless communication apparatus with distinct alarm signals Dec. 7, 1999
5999805 Process for managing a number of mobile stations registered in a base station of a cordless communication system Dec. 7, 1999
5999830 TDMA mobile communication device for reducing a power consumption and method Dec. 7, 1999
5995842 Arrangement with a short-range radio system Nov. 30, 1999
5995843 Method and arrangement for using a mobile phone in a wireless office network Nov. 30, 1999
5995844 Wireless telephone system Nov. 30, 1999
5987330 Cordless telephone set Nov. 16, 1999
5983110 Method for operating a telecommunications system, and a telecommunications system in which the method can be used Nov. 9, 1999
5983100 Circuit assembly for effectuating communication between a first and a second locally-positioned communication device Nov. 9, 1999
5978684 Device for supporting multi-line configurations in a fixed wireless loop application Nov. 2, 1999
5978683 Communication apparatus and communication method Nov. 2, 1999
5978688 Apparatus and method for protocol interface Nov. 2, 1999
5966655 Automatic determination of audio or vibration alerting for an incoming call in a wireless handset Oct. 12, 1999
5960357 Method for executing automatic calling function in a cordless telephone system Sep. 28, 1999
5960358 Telephone system providing a talking operation after main power supply failure Sep. 28, 1999
5956650 Communication system interconnecting telephone line and single-frequency simultaneous transmission/reception radio system Sep. 21, 1999
5946627 Communication process in a radio cummunication system with mobile terminals using the radio interface standard CAI-CT2 Aug. 31, 1999

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