Measures for preventing unauthorised decoding of keyboards

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H03M11/006

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HELECTRICITY H03Electronic circuits H03MCODING DECODING CODE CONVERSION IN GENERAL H03M11/00Coding in connection with keyboards or like devices

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H03M11/006Measures for preventing unauthorised decoding of keyboards

Industries

Patents Grantslast 30 patents

Information Patent Grant
Keypad
- Patent number 10,218,383
- Issue date Feb 26, 2019
- NCR Corporation
- Grant A. McNicoll
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and device for managing a key matrix, corresponding computer...
- Patent number 9,372,547
- Issue date Jun 21, 2016
- INGENICO GROUP
- Mohammed Bellahcene
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Identification of key information of keyboard
- Patent number 8,466,813
- Issue date Jun 18, 2013
- International Business Machines Corporation
- Masahiro Uemura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Secure keypad scanning
- Patent number 8,081,091
- Issue date Dec 20, 2011
- Maxim Integrated Products, Inc.
- Jeremy J. Miller
- G07 - CHECKING-DEVICES
Information Patent Grant
Data entry keyboard apparatus
- Patent number 4,926,173
- Issue date May 15, 1990
- NCR Corporation
- Franciscus J. Frielink
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
KEYPAD
- Publication number 20140375481
- Publication date Dec 25, 2014
- Grant A. McNicoll
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND DEVICE FOR MANAGING A KEY MATRIX, CORRESPONDING COMPUTER...
- Publication number 20140285365
- Publication date Sep 25, 2014
- Mohammed Bellahcene
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTRONIC DEVICE
- Publication number 20100275257
- Publication date Oct 28, 2010
- Kabushiki Kaisha Toshiba
- Tsuyoshi Nishida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Secure keypad scanning
- Publication number 20100026529
- Publication date Feb 4, 2010
- ZiLOG, Inc.
- Jeremy J. Miller
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IDENTIFICATION OF KEY INFORMATION OF KEYBOARD
- Publication number 20080018501
- Publication date Jan 24, 2008
- International Business Machines Corporation
- Masahiro Uemura
- G06 - COMPUTING CALCULATING COUNTING