Electronic Pen Device
AssigneePegasus Technologies, Inc.
InventorsIsaac Zloter, Boris Gluzman, Gideon Shenholz
Life of this patent
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Abstract
Various electronic pen devices are disclosed herein. In one embodiment, an electronic pen with an improved ultrasound transducer (i.e. transmitter or receiver) is provided. In one embodiment an electronic pen with an improved ‘pen up/pen down’ detector is provided In one embodiment, an electronic pen with an improved structure for transmitting infrared light is provided. In one embodiment, an improved electronic pen that may be operated in pen mode or mouse mode is provided.
Claims79
An electronic pen device comprising:
- a. an elongated housing including an elongated inner cavity, said housing further including at least one radial bore located at the distal end of said housing;
- and
- b. at least one ultrasound transmitter comprising piezoelectric film deployed on said housing such that at least a portion of said piezoelectric film overlays at least one said radial bore.
An electronic pen device comprising:
- a. an elongated housing including an elongated inner cavity
- b. an ultrasound transmitter comprising piezoelectric film located at the distal portion of said pen;
- and,
- c. a sound-reflecting external cover overlaying said piezoelectric film, wherein said cover is connected said housing at a proximal end of said cover and the distal end is open to facilitate downward external propagation of sound waves;
- said cover is configured to re-direct external sound waves propagating outwardly radially in a downward axial direction.
An electronic pen device comprising:
- a. an elongated housing having an inner longitudinal cavity;
- b. an elongated writing implement including at least an elongated rod portion, said writing implement deployed within said elongated cavity such that a distal end of said elongate rod protrudes from said housing at a distal end of said housing;
- c. a circuit board mounted on an elongate surface of said inner cavity;
- and,
- d. a sensor operative to generate an electrical signal indicative of a force on a distal end of said elongated writing implement, wherein said sensor is deployed on said circuit board.
An electronic pen device comprising:
- a. an elongated housing having an inner longitudinal cavity including at least one light-conveying element selected from the group consisting of a transparent region and an opening transmitting part;
- b. an internal light source positioned within said inner longitudinal cavity;
- c. at least one reflector located in said longitudinal cavity, said reflector being configured to reflect incident light received from said light source such that the reflected light exits said light-conveying element;
- said reflector is operative to increase the intensity of said emitted light;
- and,
- d. at least one ultrasound electronic transducer selected from the group consisting of an ultrasound transmitter and an ultrasound receiver;
- said transducer being operative to facilitate an electronic determining of a location of said electronic pen device.
An improved electronic pen system providing two modes of operations:
- the pen mode for tracking pen strokes, and the mouse mode where the pen serves as a mouse for a host device comprising:
- a. an electronic pen having a housing defining a location of a writing tip;
- and,
- b. a removable writing tip cap with a cap end structured to cover the writing tip when the pen is in a mouse mode, for deactivating said writing tip when touching a surface.
A removable writing tip cap with a cap end structured to cover a writing tip when a pen device is in a mouse mode, said cap comprising:
- a. a protruding movable element peripherally extended out of said cap pressing on said writing tip for contacting a surface;
- wherein said cap is operative for deactivating said writing tip when touching a surface.
A method for transmitting an output signal waveform, representing the location of an electronic pen device;
- said method comprising the steps of
- a. providing said electronic pen device including:
- (i) a piezoelectric transmitter including:
- (A) an elongated housing including an elongated inner cavity, said housing further including a radial bore located at a lower portion of said housing;
- (B) a piezoelectric film deployed on said housing such that at least a portion of said piezoelectric film overlays at least one said radial bore;
- and, (ii) an external cover overlaying said piezoelectric film;
- b. actuating said electronic pen device;
- c. generating sound waves by said piezoelectric film;
- d. emitting an omnidirectional output ultrasonic signal waveform which travel through said inner cavity via said at least one radial bore;
- and,
- e. restricting the propagation of said signal downward within said inner cavity towards a distal end of said housing.
A method for determining when a writing implement is against a writing surface, and the force with which said writing implement is being applied to said writing surface comprising the steps of:
- a. providing an electronic pen device including (i) a housing including an elongate surface cavity defining a location of said writing implement;
- (ii) a sensor having a pressure activated conductive material, (iii) a force-transfer element adjacent to said sensor and (iv) an a circuit board mounted on said elongate inner cavity;
- b. applying a contact between said writing implement and said writing surface;
- c. enabling a downward motion of said force-transfer element;
- d. applying pressure on said pressure activated conductive material;
- and,
- e. enabling electrical connection between said writing implement and said circuit board,
- g. generating an electrical signal indicative of a force on a distal end of said elongated writing implement.
A method for transmitting from an electronic pen device a uniform radiation being operative to facilitate an electronic determining of a location of said electronic pen device, and increasing the radiation intensity, comprising the steps of:
- a. providing an electronic pen device including (i) an elongated housing having an inner longitudinal cavity including at least one light-conveying element;
- (ii) an internal light source positioned within said cavity;
- (iii) an infrared reflector located in said longitudinal cavity and, (iv) at least one ultrasound electronic transducer selected from the group consisting of an ultrasound transmitter and an ultrasound receiver;
- b. emitting a radiation within said reflector;
- c. reflecting said incident radiation within said reflector received from said light source;
- d. increasing said emitted radiation intensity;
- e. transmitting said radiation radially out of said reflector;
- and,
- f. transmitting said radiation radially out of said housing through said light-conveying element.
A method for operating an electronic pen device in two modes of operations the pen mode for tracking pen strokes, and the mouse mode where the pen serves as a mouse for a host device comprising the steps of:
- a. providing a removable writing tip cap with a cap end structured to cover a writing tip of a electronic pen;
- said cap including (i) at least one transparent portion;
- (ii) a protruding movable element peripherally extended out of said cap pressing on said writing tip;
- and, (iii) at least one pressing button embedded in said cap;
- b. deactivating said writing tip by covering said writing tip of said pen device;
- and,
- c. moving said pen device to solicit a motion of said mouse displayed on a display screen without marking a surface.
Dependencies are inferred from the claim text.