The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 10, 1999
Filed:
Dec. 20, 1996
Dan Lindqvist, Sollentuna, SE;
Telefonaktiebolaget LM Ericsson, Stockholm, SE;
Abstract
An integrated circuit which can function in a number of different operating modes is set to a setting mode by a control signal on the control signal input. The circuit includes a signal sequence generator which in the setting mode generates setting signal sequences on four of the address connections of the circuit. An operating mode is selected by coupling one of the address connections with a setting signal input on a signal sequence detector in the circuit. The signal sequence detector interprets the setting signal sequence from the signal sequence generator and sets control outputs, on the signal sequence detector to different combinations of 'low' and 'high' signal levels respectively in dependence on the sequence received in the detector, whereafter the circuit switches to an operating mode in which the address conductors forward signals in accordance with the operating mode.