Devices With Multiple Keyboard Units TRIZ Cases

Dual pivotable key panels let a handheld stay compact in storage while expanding key access and display usability during operation.

Automatic local copying lets a smartphone and extension device share telephone identity, contacts, and multimedia data without cloud costs.

A wireless terminal uses stacked extending layer bodies to provide customizable functions through a rotating connection mechanism.

A mobile electronic device extracts data from modulated signals received through a standard earphone port.

Segmented keypad halves with retractable handles extend laterally from the device body to deliver full-size typing comfort without increasing thickness.

Rotating the keypad optimizes interface orientation for specific tasks, resolving ergonomic compromises in combined text-entry and telephony devices.

Nested panels pivot to reveal a keyboard, resolving the trade-off between landscape display area and stationary device height.

A dynamic keypad reconfigures its layout to resolve the contradiction between compact device size and efficient text entry productivity.

A trackball positioned above the keyboard avoids interference while the adaptable keypad switches modes to maintain compact size.

Dynamic keystroke mapping translates input signals across multiple keypad layouts to resolve conflicts between device complexity and user flexibility.

A retractable apparatus uses a dynamic hinge to position user input equipment behind the body part, enabling accessible controls in an open configuration.

Flexible displays and keyboards retract into housings, resolving the trade-off between compact volume and large component area.

Auditory feedback announces input regions and cycles actions to resolve visual confirmation challenges in compact mobile devices.

A portable terminal controller activates display units based on removable case proximity detection.

Segmented display units on a handheld device enable concurrent application operation, resolving screen space limitations without increasing device volume.

A portable terminal device with a deformable enclosure adjusts virtual button positions on the touch panel to match the user's thumb reach.

Dual capacitive detection layers in a foldable cover sense command objects through the material, resolving protection versus interaction speed trade-offs.

A mobile device housing cover integrates display and input regions using optically transmissive materials to simplify the structural assembly.

Segmenting the housing into a body, hinged folder, and sliding part resolves space constraints to accommodate larger displays and keyboards.

A cellular phone display case rotates to expose a full keyboard while a dial key case slides to reveal ten keys.

A protective cover integrates a detachable keyboard and rotatable parts to enhance portability.

A modular device uses a rotating back surface keyboard to provide an enlarged input area without adding bulk.

A slideable control bar on a flip-style wireless device relocates navigation buttons between closed and open positions.

A tri-fold mobile terminal uses a multi-functional hinge to expose display and keyboard elements in stacked positions.

A portable terminal housing slides transversely and swings lengthwise to expose distinct key sets for varied multimedia modes.

Handheld device pivotable elements transition between compacted and extended configurations to position distinct key sets.