EP0534716A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Cellular mobile telephone exchange system
Assignee: NEC Corp
•
Filing: 1992-09-22
•
Granted: —
•
Expires: 2012-09-22
Abstract
Abstract The cellular mobile telephone exchange system of the present invention comprises a switch (4) which allows optional setting of connecting conditions between a plurality of radio base-station transmitters-receivers (1) and a plurality of base-station controllers (2).
Inventors
- 👤 Masahiko Yahagi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-25 21:59
CPC Classifications
H; H04; H04W; H04W88/00; H04W88/14; H04W84/00; H04W84/02; H04W84/04; H04W84/042; H04W92/00; H04W92/04; H04W92/12
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
66 words
A cellular mobile telephone exchange system, comprising: one or more mobile stations, a plurality of radio base-station transmitters-receivers, a plurality of base-station controllers for controlling said radio base-station transmitters-receivers, a switch which allows optional setting of connecting conditions between a plurality of said radio base-station transmitters-receivers and a plurality of said base-station controllers, a mobile telephone exchange unit for controlling a plurality of said base-station controllers.
Claim 2
Dependent Claim
21 words
A cellular mobile telephone exchange system according to claim 1, wherein said switch is controlled by said mobile telephone exchange unit.
Claim 3
Dependent Claim
59 words
A cellular mobile telephone exchange system according to claim 2, wherein said mobile telephone exchange unit observes the amount of movement by a mobile station between coverage areas of said radio base-station transmitters-receivers and, on the basis of the observed data, sets connecting conditions of said switch so as to minimize the load on said mobile telephone exchange unit.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.