trackball

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trackball

a type of computer peripheral that is larger than a typical mouse having one large ball to use to move the cursor and two large buttons for click commands.
References in periodicals archive ?
That is why Planar will (and other vendors should, as well) continue to offer keyboards, touch screens, track balls, touch pads and mice in an ergonomic line of flat panel PCs.
Laptops come with three basic types of pointing devices: a track ball, a mini-joystick or a touch pad.
The elimination of the track ball also eliminates a possible choking hazard for small children.
Bridge is currently engaged in research for product development in fixed wireless infrastructure equipment, power supplies for new technological systems, enclosures and equipment or major data storage customers, hand-held wireless optical track ball applications, and optical pickup devices for DVD players.
Optical mice offer more precise pointing and movement, and because they have no track ball or cavity, they're very easy to keep clean.
Bridge Technology manufactures and markets several wireless components for Optical Track Ball and DVD products.
commented, "These patents are related to an innovative Palm-Top Optical track ball design currently under development by Newcorp Technology Limited, Japan, a subsidiary of Bridge Technology, Inc.
The Remote Field Mouse features an integrated track ball, numeric keypad and includes control buttons for TV and PC functionality.
lunar provides a broad range of communications supporting transmission speeds from 56 kbps to 768 kbps, local and wide area networking and a uniquely-designed, easy-to-use meeting interface that includes a wireless keyboard with track ball as well as on-screen controls.
This phenomenon is not new, but it has been exacerbated in the past several years by the transition to computer monitors, the use of computer mouses or track balls, and the increasing complexity and volume of exams.
The NaviLite is a pin-head-sized pointing device that replaces current Track balls and Touch pads, and can be easily embedded in Laptops, handsets or other small data terminals.
It has to be a staff member, and that's why in any branch of any size you need a person roaming around just resetting terminals, returning abandoned systems to the main menus, and watching after track balls and equipment.