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Trackball for single digit control of wireless terminal

  • US 6,201,534 B1
  • Filed: 10/03/1997
  • Issued: 03/13/2001
  • Est. Priority Date: 10/03/1997
  • Status: Expired due to Fees
First Claim
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1. An electronic controller for controlling the operation of an electronic apparatus, the electronic controller comprising:

  • a controller housing;

    a cursor pointing device comprised in the controller housing;

    a sliding member substantially similar in size to said cursor pointing device, and a fixed member coupled to the controller housing wherein the sliding member is configured to at least partially conceal the cursor pointing device when the sliding member is in a first position and is configured to expose the cursor pointing device when the sliding member is in a second position, wherein the cursor pointing device is operable to receive user input to control the operation of the electronic apparatus when the sliding member is in the second position; and

    a control switch operably coupled to the cursor pointing device and comprised in the controller housing, wherein the control switch is configured to be activated when the cursor pointing device is depressed.

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