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Combined keyboard and mouse employing conventional typing keys

  • US 5,936,555 A
  • Filed: 01/23/1998
  • Issued: 08/10/1999
  • Est. Priority Date: 01/28/1997
  • Status: Expired due to Term
First Claim
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1. A combined keyboard and pointing system for use with a computer, said system comprising a keyboard consisting of at least two keyboard parts having keys for generating keying commands wherein substantially all keys of a standard QWERTY or DVORAK keyboard are located on said keyboard, with about half the keys being on a first keyboard part and the other half of the keys on a second keyboard part, the first keyboard part being adapted to be gripped by one had of the user and be moved on a support surface as a mobile keyboard part to generate pointing movement commands to cause movement of a pointing member on said computer associated therewith, at least one transducer to detect relative movement or positioning of the mobile keyboard part relative to the support surface, and a communication means for said first and second keyboard parts to send said pointing movement commands and said keying commands to said computer.

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