USB Dictation Device
First Claim
1. A handheld device for receiving audio input in the form of speech, the audio input recorded in a recording medium and processed by a speech recognition engine, thereby generating text, the handheld device comprising:
- an omni-directional microphone element disposed at a distal end, a wind screen selected according to a predetermined wind noise sensitivity factor, an electric circuit for receiving the audio input in the form of speech and for converting analog signals to digital signals, the electric circuit having a gain control for providing a signal level that is suitable for speech recognition, and a set of input buttons ergonomically positioned on a top surface of the handheld device, wherein at least one of the input buttons is for selectively navigating through predetermined sections of a form, and the set of input buttons including a button for selecting a predetermined section of a form and a button for initiating recording, wherein the at least one of the input buttons for selectively navigating predetermined sections of the text, the button for selecting a predetermined section of a form, and the button for initiating recording are positioned to allow one-handed navigation through the predetermined sections of a form, selection of a predetermined section of a form, and initiation of recording.
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Accused Products
Abstract
The invention includes a handheld device for receiving audio input in the form of speech. The handheld device is specifically optimized for digitally recording speech input for the purpose of speech recognition. The handheld device includes an ergonomically positioned pointing device to enable dictation and navigation through a document using only one hand. The handheld device may optionally include a memory device, a fingerprint security device, and a barcode scanner.
77 Citations
27 Claims
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1. A handheld device for receiving audio input in the form of speech, the audio input recorded in a recording medium and processed by a speech recognition engine, thereby generating text, the handheld device comprising:
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an omni-directional microphone element disposed at a distal end, a wind screen selected according to a predetermined wind noise sensitivity factor, an electric circuit for receiving the audio input in the form of speech and for converting analog signals to digital signals, the electric circuit having a gain control for providing a signal level that is suitable for speech recognition, and a set of input buttons ergonomically positioned on a top surface of the handheld device, wherein at least one of the input buttons is for selectively navigating through predetermined sections of a form, and the set of input buttons including a button for selecting a predetermined section of a form and a button for initiating recording, wherein the at least one of the input buttons for selectively navigating predetermined sections of the text, the button for selecting a predetermined section of a form, and the button for initiating recording are positioned to allow one-handed navigation through the predetermined sections of a form, selection of a predetermined section of a form, and initiation of recording. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A handheld device for receiving audio input in the form of speech, the audio input recorded in a recording medium and processed by a speech recognition engine, thereby generating text, the handheld device comprising:
- a USB hub for receiving and transmitting signals through a USB interface to a USB root hub of a computer, a power switch for switching power drawn from the USB interface between a first USB port on the USB hub and a second USB port on the USB hub, a pointing device connected to the second USB port on the USB hub, and a USB streaming controller connected to the first USB port on the USB hub, wherein the USB streaming controller receives digital audio signals from an audio codec that converts analog audio signals from a microphone element into the digital audio signals.
- View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A handheld device for receiving audio input in the form of speech, the audio input recorded in a recording medium and processed by a speech recognition engine, thereby generating text, the handheld device comprising:
- a USB hub for receiving and transmitting signals through a USB interface to a USB root hub of a computer, a power switch for switching power drawn from the USB interface between a first USB port on the USB hub and a second USB port on the USB hub, a pointing device connected to the second USB port on the USB hub, a USB streaming controller connected to the first USB port on the USB hub, wherein the USB streaming controller receives digital audio signals from an audio codec that converts analog audio signals from a microphone element into the digital audio signals, a barcode scanner for scanning barcodes to identify the subject matter of the audio input.
- View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
Specification