Portable radio telephone with impulse movement or sound off-hook production and signalling

A portable telephone comprising:

• means for sensing an impulse motion applied to the telephone, the means for sensing being activated by the impulse motion of the telephone regardless of the orientation of the telephone;
• and
• means, responsive to said impulse sensing means, for producing an off-hook condition in the portable telephone upon an impulse being applied to the telephone.

A method of producing an off-hook condition in a portable telephone comprising steps of:

• providing the portable telephone with means for sensing physical disturbance of the telephone including an orientation insensitive switch sensitive to impulse accelerative movement and, means responsive to said switch for producing an off-hook condition in the portable telephone;
• and
• moving the portable telephone with a predetermined impulsive accelerative movement to produce the off-hook condition.