| I recently upgraded to a new cellphone because my old one just wore out, but I decided not to go the photophone route just yet. |
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| While some consider optical wireless to be bleeding-edge technology, its origins date back to Alexander Graham Bell's photophone. |
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| Bell in 1880 using his solar photophone the fiber optic industry has to date not generally used acoustical techniques. |
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| The photophone has given him a synesthetic thrill he's known only in poetry. |
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| In 1880, 4 years after his invention of the telephone, alexander Graham Bell patented a device which he called the photophone. |
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| Over a century ago Alexander Graham Bell developed the photophone, a device that carried speech from one point to another by means of vibrating mirrors and a beam of sunlight. |
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| This presentation will focus on such pivotal RCA Broadcast audio products as amplifiers, microphones, loudspeakers, theater systems, and RCA photophone activities. |
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| Lucent's new stock certificate features two illustrations from Alexander Graham Bell's 1880 patent for the photophone, which used light to transmit speech. |
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| Data moves via the station set's RS-232 port to the Image Data Photophone, a PC-like device with a large screen. |
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| The production company had contracted with RCA Photophone and Britain then had the nearest facility with the system. |
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