Audio apparatus demonstrating
September 12, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesAdvertising device Alarm system System for monitoring and control of home entertainment electronic devices Detector and message annunciator device Computer controlled machine for vending personalized products or the like Vending machine with synthesized description messages System for transmitting audio advertising messages to shopping carts moving through spatially defined transmission zones arranged in a store Patent #: 5264822 InventorAssigneeApplicationNo. 304794 filed on 09/12/1994US Classes:381/332, And loudspeaker340/692, Sound reproducer340/825.36, Having indication or alarm (e.g., location indication)381/123SWITCHINGExaminersPrimary: Kuntz, CurtisAssistant: Lee, Ping W. Attorney, Agent or FirmInternational ClassH04R 001/02AbstractAudio apparatus demonstrating includes audio apparatus to be demonstrated. A display structure supports the audio apparatus and a digital computer controller. A CD-ROM is coupled to the audio apparatus and the digital computer controller with recorded sound signals for audible reproduction by the audio apparatus in response to selection signals furnished by the digital computer controller. A start demonstration switch is coupled to the digital computer controller. A proximity sensor provides a proximity signal to the digital computer controller when a person enters a predetermined zone around the apparatus to cause the digital computer controller to select a change in the record signal reproduced by the audio system from a first signal to a second signal which second signal encourages the person within the zone to actuated the start demonstration switch and initiate a demonstration of the audio apparatus including audibly reproducing sound signals recorded on the CD-ROM.Other References
Field of SearchSound reproducerHaving indication or alarm (e.g., location indication) RECORDING OR REPRODUCING FOR AUTOMATIC ANNOUNCING Exhibitor controlled by sound circuit With electric circuit control Mechanical switch Photoelectric and capacity switching Controlling the condition of display elements SOUND EFFECTS Pseudo quadrasonic Pseudo stereophonic HAVING NON-ELECTRICAL FEATURE (E.G., MOUNTING) SWITCHING Transmission of recorded audio message With automatic dialing or transmission of recorded audio message | |
