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In 1948 John Bardeen along with his
fellow associates William B. Shockley and Walter H. Brattain, all
Western Electric scientists invented the transistor. This famous
invention earned Bardeen and his associates the 1956 Nobel Prize for
physics. This marvelous invention became the primary technology
responsible for fueling a revolution in the electronics industry that
continues today.
The transistor had several important
properties that made it a valuable discovery. It was a good amplifier.
It was much more reliable, flexible, smaller in size, less costly and
consumed much less electricity than its vacuum tube counterpart. After
much thought, and in light of Alexander Graham Bell's dedicated work in
the deaf community, Bell Lab (Western Electric) engineers concluded that
the primary market for the transistor should be the manufacture of
smaller, lighter-weight, more powerful, less expensive hearing aids. At
the time, Western Electric scientists thought this was the best, and
only practical, use for the transistor... or was it?
Clear on the other side of the globe
Akio Morita, the well known and very outspoken chairman of the Japanese
electronic conglomerate, now known as Sony, had other ideas. His ideas
were far from being conventional in the eyes of Western business people.
Throughout his long tenure, as
Chairman of Sony, Morita-san made something of a career out of
criticizing Western business people. He thought most Western business
people lacked vision and the ability to think unconventionally about the
application of conventional technology. As it turned out, at least in
the case of the transistor, he was right.
When asked why he spent $25,000 to
purchase the rights to the transistor he said, matter-of-factly, “to
develop a transistor radio, of course.” For some time Morita-san was
the laughing stock of business people around the globe.
Why bother with trying to make a
transistor radio?" Morita-san was asked. "After all, you are still going
to have to use a very large speaker, not to mention all the
cabinetry."
"We will replace the big speaker with
a little speaker," Morita-san told his critics.
But with a little speaker all of the
people gathered around the radio won’t be able to hear it" his critics
warned him.
But Morita-san stood his ground and
told them, "We will make our radios so small that everyone will have one
to listen to.”
"But radios are far too expensive to
devote to just one person," his engineers told him.
"Then we will manufacture transistor
radios so they are not too expensive for just one person to use at a
time," Morita-san told his critics.
“But there are not enough radio
stations to support such an idea” his critics barked.
“There will be,” he told them.
Well... the rest is history. Sony’s
motto soon became, "One Person, One Radio." Morita-san's vision wound
up having a profound impact on making information more accessible to
hundreds of millions of people in every corner of the world. It also
made Sony more profitable than anyone thought possible. Sony went on to
perfect color television in 1968 and under the leadership of Morita-san
became the best-known name in consumer electronic appliances in the
world.
Morita-san’s strength was not that
he was smarter than everyone else. He simply recognized the benefits of
applying technology, originally designed in support of people with
disabilities, to enhance the quality of life and independence of all
societies.
The
transistor was not the only mainstream technology that was originally
developed in support of persons with disabilities.
The
same holds true for the following products:
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1808: Typewriter:
History: Typewriter patents date back to 1713, and the first
typewriter proven to have worked was built by Pellegrino Turri in
1808 for his blind friend Countess Carolina Fantoni da Fivizzono. He
wanted her to be able to write love letters legibly. |
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Alexander Graham Bell (1847 - 1922):
History: Bell was born into a family specialising in elocution:
both his father and his grandfather were authorities on the subject,
and before long he himself was teaching people how to speak. Largely
family trained and self-taught, in 1863, at the age of 16, he and
his brother Melville began researching the mechanics of speech.
Starting with the anatomy of the mouth and throat, they sacrificed
the family cat in order to study the vocal chords in more detail.
In 1864
Bell became a resident master in Elgin's Weston House Academy in
Scotland, where he conducted his first studies in sound and first
conceived the idea of transmitting speech with electricity. His idea
was to make a device that could mimic the human voice and reproduce
vowels and consonants. His father had already spent years
classifying vocal sounds and had developed a shorthand system called
Visible Speech, in which every sound was represented by a symbol,
with the intention of teaching the deaf to speak by putting these
sounds together. |
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1872:
Alexander Graham Bell, at age 25, seeks to make speech visible to
people who are deaf.
After
spending some time in Boston, lecturing and demonstrating the
Visible Speech system, he chose to settle there in 1872. He opened
his own school to train teachers for the deaf, edited his pamphlet
Visible Speech Pioneer, and continued to study and teach, becoming
professor of vocal physiology at Boston University in 1873. The idea
of transmitting speech along a wire never left him, and after
considerable research and many false dawns, by 1875 he had come up
with a simple receiver that could turn electricity into sound.
This focus led to the invention of the microphone, speaker,
telephone, speech recognition, speech synthesis, stereophonic
recording and the transistor [see below]: |
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1876:
Telephone (click photo to enlarge)
History:
A patent for the telephone (No. 174,465) is issued to Alexander
Graham Bell. The telephone was one of the many devices Bell
developed in support of his work with the deaf. From this early
drawing of the first telephone, sketched out by Alexander Graham
Bell, a new technology that many considered no more than a curious
toy blossomed into one of the most ubiquitous forms of technology
ever conceived. |
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1886: Computer:
History:
It is often said that necessity is the mother of invention, and
this was certainly true in the case of the American census.
Following the population trends established by previous surveys, it
was estimated that the census of 1890 would be required to handle
data from more than 62 million Americans.
Herman
Hollerith, a man with a learning disability, designed a system that
processed information so that human beings would not have to. He
used punched cards to develop the first computer to process
information. This device was constructed to allow the 1890 census to
be tabulated. This construction meant a great improvement as hand
tabulation was projected to take more than a decade. Twenty-eight
years after Hollerith [1896] founded the Tabulating Machine Company
it becomes known as International Business Machines (IBM).
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1890:
Alexander Graham Bell founds Association for the Deaf and Hard of
Hearing
History:
The Association for the Deaf and Hard of Hearing is an
international membership organization and resource center on hearing
loss and spoken language approaches and related issues. The
association offers members a wide range of programs and services and
provides to all inquirers information on a vast array of issues
pertaining to hearing loss. The Association's strength is in its
diverse, collaborative membership of parents of children with
hearing loss, educators, adults with hearing loss, and hearing
health professionals. |
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1916:
Condenser Microphone:
History:
1916 - E.C. Wente at Bell Labs developed the condenser
microphone to translate soundwaves into electrical waves that could
be transmitted by the vacuum tube amplifier. His patent 1,333,744
entitled "Telephone Transmitter" was filed December 20, 1916 and
granted March 16, 1920. The device used two condenser plates, one of
which was a very thin steel diaphragm .002-inch thick, spaced
.001-inch from a large backplate. The condenser microphone to
translate sound waves into electrical waves that could be
transmitted by the vacuum tube amplifier in support of making
hearing aids for children who were deaf.
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1918:
Loudspeaker
History: Henry Egerton patented on Jan. 8 the first
balanced-armature loudspeaker driver, based on the 1882 balanced
armature telephone patent of Thomas Watson, and used in the Bell
Labs No. 540AW speakers developed by N. H. Ricker Oct. 6, 1922.
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1926:
Moving Coil Speaker
History: In 1926 Wente developed the moving coil speaker, the
Western Electric No. 555 Receiver (Horn driver) is described in
patent 1,707,545 entitled "Acoustic Device", filed August 4, 1926
and granted April 2, 1929 . . . ." An object of the invention is to
receive and transmit sound with high and uniform efficiency over a
wide frequency range." Wente employed a moving coil/diaphragm
mechanism moving in a strong magnetic field. It was designed to
drive a theater horn and was rushed to the August 6 premier of
Don Juan. The important feature was a conical plug in front of
the diaphragm which shaped the expanding sound passages from an
annular opening at the periphery to a circular aperture at the exit
where an exponential horn was to be attached. This provided a fairly
efficient transfer of sound from driver to horn with good fidelity
at levels required in the theater. The development of the "555"
receiver is shared with A. L. Thuras who filed on other aspects as
described in patent 1,707,544 with simultaneous dates. |
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1928:
Moving Coil, or "Dynamic," Microphone
History: Wente and A. C. Thuras developed a moving coil, or
"dynamic," microphone described in patent No. 1,766,473 entitled "Electrodynamic
Device" filed May 5, 1928, and granted June 24, 1930. Thuras filed
patents 1,847,702 and 1,954,966 and 1,964,606 in 1931 and 1932 for
commercial models of this microphone. |
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1932:
Stereophonic Recording
History: In March of 1932 several test recordings were made at
the Academy of Music using two microphones connected to two styli
cutting two tracks on the same wax disk. On March 12 Stokowski
recorded his first binaural disc, Scriabin's "Poem of Fire." This
recording is the earliest example of stereophonic recording that has
survived, although it was not called "stereo" at that time. Keller
had apparently made similar dual recordings in New York in 1928 but
were lost; Alan Blumlein made his "stereo" recording of Thomas
Beecham and the London Philharmonic in January 1934. |
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1933:
Public Stereo Transmission Over Telephone Lines
History: The first public stereo transmission over telephone
lines of a concert conducted by Alexander Smallens in Philadelphia
to an audience in Constitution Hall in Washington, D.C. on April 27,
using a 3-channel system of microphones, amplifiers, loudspeakers
and telephone lines. The test was a success , but FM would be used
for high-fidelity music broadcasting, not telephone lines. |
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1934:
33-1/3 RPM Record
History: The Readophone, an invention which reproduced
literature and music on long-playing discs was invented. This "Readophone
Talking Book", was demonstrated to Dr. Herbert Putnam, librarian,
and to Dr. H.H. B. Meyer, director, Project, Books for the Blind,
Library of Congress, The Readophone disc had two hours and twenty
minutes of recording time, the equivalent of twenty-eight thousand
words. |
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1935:
Book on Tape
History: The American Foundation for the Blind publishes first
issue of Talking Book Bulletin. |
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1936:
Speech Synthesis (click photo to enlarge)
History:
Since its earliest days, Bell Labs had been concerned with the
properties and analysis of human speech, originally developed to
help people who were deaf learn to speak intelligibly. Because of
this work it was inevitable that a Bell Labs scientist would invent
an artificial talking machine and, in 1936, H.W. Dudley did. It was
the world's first electronic speech synthesizer, and it required an
operator with a keyboard and foot pedals to supply "prosody" - the
pitch, timing, and intensity of speech. Dudley called his device the
"voice coder" though it quickly became known as, simply, "Voder." It
was a hit at the New York and San Francisco World's Fairs of 1939.
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1947: Transistor
History:
In support of manufacturing more reliable, smaller and less
power-consuming hearing aids, John Bardeen along with his fellow
associates William B. Shockley and Walter H. Brattain, all Bell Labs
scientists developed the transistor. This famous invention earned
Bardeen and his associates the 1956 Nobel Prize for physics.
Needless to say, this marvelous invention became the primary
technology responsible for fueling a revolution in the
telecommunications industry that continues today. Sony was the first
company in Japan to license the transistor patent from Bell
Laboratories in 1953. At that time, the transistor was only being
used in hearing aids. |
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1948:
Tape Recorder
History: National Bureau of Standards develops specifications
for a low-cost reliable talking-book machine for the blind.
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1952:
Speech Recognition
History: For Bell, whose invention of the telephone created the
telecommunications revolution, the original goal of easing the
isolation of the deaf remained elusive. His insights into separating
the speech signal into different frequency components and rendering
those components as visible traces were not successfully implemented
until Potter, Kopp, and Green designed the spectrogram and
Dreyfus-Graf developed the steno-sonograph in the late 1940s. These
devices generated interest in the possibility of speech recognition
because they made the invariant features of speech visible for all
to see. |
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1968:
Volume Control for the Telephone
History:
Patent Number 3395255.
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1968:
Lights from Sound Used by Entertainers
History:
A loudspeaker is closed by a resilient membrane mounted across
its mouth and at least one reflective surface is attached to the
membrane. The reflective surface receives a beam of light from a
stationary source and reflects a spot of light onto a screen
positioned in front of the resilient membrane. Sound waves emanating
from the speaker cone cause the resilient membrane and attached
reflective surface to vibrate in response thereto, thereby causing
the reflected light spot to trace visible different patterns on said
screen. These patterns help deaf persons learn to vocalize much
sooner than they would with conventional therapies. Patent Number
3572919.
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1969:
Coin Operated Telephone
History:
In a coin telephone facility designed for use by both physically
handicapped persons and the general public, a vertical wall mounted
portion supports a forwardly sloping shelf portion. For easy access,
the telephone handset, the pushbutton dial and an oversized coin
return lever are mounted on the shelf portion. A mechanism below the
shelf operated by the coin return lever raises refunded coins and
delivers them into a shelf-level receptacle. Patent Number 3598920.
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1971:
Voice Activated Telephone
History:
The first voice actuated telephone was developed in support of
persons who are paralyzed. A telephone-actuating apparatus adapted
to be controlled solely by the voice of a person, and particularly
an invalid, including an electrical control circuit connected to the
receiving and transmitting circuits of an existing telephone and
adapted to actuate the telephone receiver contact switch element and
the dialing mechanism. The control circuit includes gating, relay
and timing elements, adapted to close the receiver contact switch
element by a voice signal during an initial period and to open the
switch element by another voice signal during a subsequent
termination period. The control circuit also permits actuation of
the dialing mechanism by another voice signal after the termination
of the initial period and prior to the commencement of the
termination period. Patent Number 3612766. |
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1971:
Text into Speech
History: A system is disclosed for converting printed text into
speech sounds. Text is converted to alpha-numeric signal data, for
example, by a scanner and dictionary lookup. Syntax of the input
information is then analyzed to determine the proper phrase
category, e.g., subject, verb, object, etc., of word intervals, and
to assign pause, stress, duration, pitch and intensity values to the
words. From these data a phonetic description of each word is found
in a stored dictionary, modified by the accumulated data, and used
to prepare synthesizer control signals. Patent Number 3704345.
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1972:
E-Mail
History: Vinton Cerf developed the host level protocols for the
ARPANET. ARPANET was the first large-scale packet network. Cerf,
hard-of-hearing since birth, married a lady who was deaf. Cerf
communicated with his wife via text messaging. According to Cerf, "I
have spent, as you can imagine, a fair chunk of my time trying to
persuade people with hearing impairments to make use of electronic
mail because I found it so powerful myself." Had it not been for
this experience Cerf may not have used text-messaging to the extent
that he did and may not have integrated e-mail as part of the
functionality of ARPANET, the precursor to Internet. |
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1972:
Personal Digital Assistant
History: The first "Personal Digital Assistant" was developed in
support of enabling persons who are deaf to send and receive
messages through the use a SMALL hand-held, alphanumeric
communications device attached to a modem and a telephone.
Patent Number 3746793. |
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1972:
Flatbed Scanner
History: CCD, "Charge Coupled Device" flatbed scanners, which
are ubiquitous today, did not exist back the early 1970s when Ray
Kurzweil and his team at Kurzweil Computer Products created the
Kurzweil Reading Machine and the first omni-font OCR (Optical
Character Recognition) technology for the blind. The Kurzweil team
created its own scanner using the first CCD integrated chip, a 500
sensor linear array from Fairchild. They did this work in support of
the blind. |
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1972:
Vibrating Pager
History:
The first vibrating pager was developed in support of enabling
persons who are blind to receive messages wirelessly. A warning
device particularly useful for the deaf or partially deaf comprising
a mechanical vibration generator responsive to signals produced by a
trigger signal generator to which it is operatively connected, the
trigger signal generator being responsive to various external
sources of different natures, such as an alarm clock, a door bell or
a car horn. Patent Number 3786628. |
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1975:
Alphanumeric Pager
History: The first alphanumeric pager was developed in support
of enabling persons who are deaf to receive messages wirelessly. The
miniature digital communicator is a compact communications device
intended for use where conditions are noisy, where no noise at all
is permitted or where privacy is desired. It is a portable device
with a series of alpha-numeric display elements. Radio-transmitted,
digitally formatted data is displayed on the miniature digital
communicator in the form of alpha-numeric characters which march or
ripple across the display from right to left at an advancing rate of
two characters per second. The entire package is small enough to be
carried on the person, perhaps in a pocket, like the smallest
electronic calculator. Patent Number 4038651. |
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1975:
High-Speed Reading Displays Used in
Cellphones
History:
The first high-speed reading display was developed in support of
enabling children with dysmetric dyslexia to read. The within method
recognizes that although a dysmetric dyslexic child is unable to
properly perform sequential scanning, he nevertheless is capable of
performing as well as a normal person in static vision exercises,
i.e. in an exercise which requires his identification of stationary
objects of fixed height at specified distances. The within method
thus calls for the presentation of reading material in letter or
word-sized units, one at a time and in reading sequence, at a fixed
location, so that the child reading is not required to sequentially
scan the reading material. That is, the material is presented in
temporal rather than spacial sequence or relation. As a result,
there is only slight or minimal eye vibration or nystagmus imposed
upon the child which results in minimal ocular overshooting and
undershooting and avoids blurring and scrambling. The manner in
which the reading material is presented thus does not contribute to,
i.e. avoids or minimizes, a failure in the child to properly focus
and perceive the material being presented for reading. It also makes
use of a heretofore unknown compensatory mechanism existing in
dysmetric dyslexic children, namely functional narrowing of the
visual field so as to avoid blurring. Patent Number 3906644.
Read 600
Words-Per-Minute from a small PDA display! See:
Flashreader |
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1976:
Talking Watches
History: The talking timepiece which, in one form, will have all
the same characteristics and appearance of an ordinary wrist watch,
but with the read-out a spoken tone, which will actually give the
time to the nearest minute, in a voice composed from sufficient
information bits to be reasonably faithful reproduction of either
the owner's voice, or the voice of a person of his selection, this
done in any language with or without extraneous other information.
Patent Number 3998045. |
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1978:
Telephone Headset Amplifier
History:
The first public telephone amplifier was developed in support of
persons who are hard-of-hearing. This telephone earphone amplifier
is turned on automatically when the telephone handset is taken
off-hook. To this end, the dc bias provided to the microphone from
the telephone line is used to turn on a semiconductor switch that
connects dc power to the amplifier. The amplifier itself is
connected to amplify the incoming audio, so as to provide greater
volume e.g., to aid persons of impaired hearing. Patent Number
4160122. |
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1978:
Chiming Wristwatch
History: To enable persons who have handicapped eyesight to know
the time with hearing sensation by enabling the time to be
recognized from a fixed scale or the number of sound signals. This
involves correspondence of sounds such as Do, Re, Mi, Fa... and
numbers 1, 2, 3..., etc. of the timing in pairs, or 3 numbers of bi,
bi, bi, and the number 3 of the time, wherein if, for example, the
correspondence of Do-0, Re-1, Mi-2...Si-6, Do-7, Re-8, Mi-9 is
provided, 12 o'clock 56 minutes may be known by the order Mi-Re-La-Si
of sound production. Patent Number: JP54153070A2. |
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1979:
Television Captioning System
History:
Captioning of television presentations is achieved by
transmitting digital data superimposed on the normal FM sound signal
by modulation of an ultrasonic subcarrier and receiving the digital
data at a viewer's television receiver by picking up the ultrasonic
signal from the television receiver's loudspeaker; the received
digital data being demodulated and applied to the television
receiver as readable alphanumeric captions. Patent Number 4310854.
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1980:
Voice Dictation System
History: To enable a deaf person to have a conversation with
many and unspecified persons by telephone by analyzing a voice
signal from a party-side telephone set in terms of voice, encoding
it into characters, and by displaying them on a CRT, and by speaking
to the party side by using an ordinary telephone. A voice signal,
twhen sent from a party-side telephone set B, is inputted to the
coupler 1 of a telephone set A for a deaf person through an exchange
C. The coupler 1 sends the voice signal to a voice analyzer 2, which
converts the voice signal into an encoded digital signal and sends
it to a CPU3. This signal is collated with codes stored in a memory
4 to be encoded into charactes, which are displayed on a CPU5. The
deaf person, when speaking to the party side, uses a handset 6 as
well as ordinary telephone conversation. Patent Number:
JP57055650A2. |
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1981:
Talking Watches, Calculators and other Consumer Electronic Devices
History:
An audible output device useful in timepiece or calculator
devices, features a prestored and preselected order of digital codes
representing speech words and pauses, to be outputted through gate
circuitry responsive to the pause codes. Patent Number 4266096.
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1982:
Television captioning system
History:
Captioning of television presentations is achieved by
transmitting digital data superimposed on the normal FM sound signal
by modulation of an ultrasonic subcarrier and receiving the digital
data at a viewer's television receiver by picking up the ultrasonic
signal from the television receiver's loudspeaker; the received
digital data being demodulated and applied to the television
receiver as readable alphanumeric captions. Patent Number 4310854.
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1982:
Noise-Canceling Microphone
History:
A circuit for suppressing background noise of a continuous
nature while enhancing speech signals, or signals having the
transient temporal qualities of speech, includes a signal multiplier
which, in the preferred embodiment, receives the composite audio
signal along with a control signal present only when the speech
component of the audio signal is present. The control signal may be
derived from an AGC circuit having a slow attack, fast decay
characteristic to establish a quiescent output level from the AGC
amplifier in the absence of speech. An envelope detector is biased
to provide a zero output amplitude in response to the quiescent
amplifier output level. Speech components appearing in the amplifier
output signal are then envelope-detected and filtered to provide the
control signal. Alternatively, the control signal can be derived by
envelope-detecting the audio signal, filtering the detected signal
to remove its d.c. component representing the continuous noise, and
then detecting and filtering again. In still another embodiment, the
control signal acts upon a constant amplitude instead of the audio
input signal in order to provide a speech-responsive tactile
vibration for the deaf. Patent Number 4461025. |
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1982:
Auto-Dialer
History:
To attain a call even for blind personnel, by connecting a
paging receiver to an automatic dial adapter and coupling it to a
telephone set to transmit automatically a calling subscriber number
from the paging receiver to the telephone set. A memory 6 is
connected to a reader 12 via a contact 18, when an informing tone is
generated from a received signal to be selected and the paging
receiver 32 storing a calling subscriber number into the memory 6 is
inserted to an opening section 35 of the automatic dial adapter 33.
In coupling a transmitter 19 of a telephone set hooking up to a
coupler 15 of the adapter 33, a switch 7 is closed and the reader 12
is started by a switch 16. The number memory read out from the
reader 12 with a clock of a timer 11 is converted 13 into a tone
dial signal of the calling subscriber number, amplified and
transmitted from the transmitter 19 to an exchange via the coupler
15. Patent Number JP59066234A2. |
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1983:
Screen Magnification
History:
An adapter apparatus which is connected between an image
generator and a display device. The image generator generates image
signals representing an unmodified image to be displayed. The
adapted stores the generated image signals and forms transformed
image signals representing a portion of the unmodified image. An
output device receives the transformed image signals and provides a
transformed image for human sensing. The transformed image can be a
magnified image, a tactile image or a speech image. Patent Number
4644339.
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1984:
Talking Electronic timepiece
History: A timepiece has a time set mode and another
time-related mode. It comprises a logic circuit for recognizing the
time set mode and an electroacoustic transducer responsive to the
logic circuit for providing a particular sound in succession when
the timepiece is in the time set mode. The present timepiece makes
it easy for the user, especially a blind or weak-eyed person, to
recognize that the time set mode is in effect. Patent Number
4448542. |
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1984:
Talking Multimeter
History:
An instrument for indicating variations in an ambient condition,
such as temperature, atmospheric pressure or weather wherein such
indications are given by means of synthetic speech. Control signals
generated by the memory comparator are employed to selectively
activate a speech synthesizer generating selected synthetic speech
signals which are fed to a digital-to-analog converter and the
analog signals generated thereby are transduced to speech sounds in
a speaker. In one form, the instrument is supported in a hand held
housing containing electronic circuits and a sensor for sensing
temperature as well as a battery, controls, on-off switch, display,
speaker and synthetic speech signal generator. In another form, the
sensor is supported at the end of a tubular housing to be inserted
into a body cavity or the mouth for sensing body temperature and
generating signals indicative thereof which signals are transmitted
to electronic circuit means via flexible cable to a hand held or
table top supported unit containing such other elements. Temperature
is both displayed and indicated with sounds of speech. Patent Number
4428685. |
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1984:
Musical Keyboard
History: The first music keyboard, with accoustic sound, was
developed by Ray Kurzweil. The inspiration for having done this
came, in part from a conversation he had with Stevie Wonder, who had
been a user of the Kurzweil Reading Machine for the blind!
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1989:
Talking Thermometer
History:
The ornamental design for a combined talking calendar and
thermometer, as shown. Patent Number D304342.
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1993:
Talking caller ID |
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1995:
Talking Building Signs
History:
An interior building sign for assisting sighted and visually
impaired or blind persons to locate an escape route from point A to
point B includes a first planar sheet printed in a first color with
a floor plan corresponding to a building floor on which the sign is
to be posted. The floor plan is also printed with two dimensional
marks in a contrasting color indicating a route from point A to
point B. A second planar sheet of substantially transparent material
overlies the first planar sheet, the second planar sheet having
three dimensional marks machined or routed thereon in substantially
overlying relationship with the two dimensional marks to thereby
provide a tactile representation of the route. Signs of similar
construction have application in non-emergency situations and in
other environments including, for example, convention centers, parks
and the like. Patent Number 5438781.
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1996:
Video Searching
History:
Abstract: A television presentation and editing system uses
closed captioning text to locate items of interest. A closed
captioning decoder extracts a closed captioning digital text stream
from a television signal. A viewer specifies one or more keywords to
be used as search parameters. A digital processor executing a
control program scans the closed captioning digital text stream for
words or phrases matching the search parameters. The corresponding
segment of the television broadcast may then be displayed, edited or
saved. In one mode of operation, the television presentation system
may be used to scan one or more television channels unattended, and
save items which may be of interest to the viewer. In another mode
of operation, the system may be used to assist editing previously
stored video by quickly locating segments of interest. Patent Number
5481296.
See:
http://www.ideal-group.org/autism/Radio_and_Television_Programs.htm
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1997:
Talking ATM machines
History:
Systems which comprise (a) an automatic teller machine which
includes a plurality of customer interfaces such as a bank card
reader, a banking record dispenser, a cash dispenser, and a
receptacle for receiving bank deposits; (b) infrared remote
communication emitters and (c) individual short range infrared
communication emitters located in the teller machine. The emitters
(b) are adapted to provide repeating, directionally sensitive
frequency modulated message signals identifying the direction to and
location of the teller machine. Thus a person having a portable
receiver for such signals is led to the machine and is enabled to
position himself/herself in front of the machine in order to operate
it. The respective emitters of (c) provide a separate repeating,
directionally sensitive frequency modulated message signal which at
least identifies the location of the respective customer interfaces
on the teller machine so that by movement of the portable receiver
in front of the machine, the location on the teller machine of the
respective customer interfaces can be determined. Feedback
concerning the transactions can also be provided from the system to
the customer through the portable receiver. Patent Number 5616901.
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1998:
Talking Glucose machine
History:
A device for reading the labeled contents of an insulin
container and then providing an audible message informing the user
of the labeled contents. The device includes a recessed surface,
such as a cylindrical well, into which an insulin container is
insertable by a vision impaired person. An optical scanner or reader
reads a code furnished as part of the labeling on the inserted
insulin container. A microcomputer compares the read code to known
code patterns and a speech output is generated as to the type of
insulin within the container. The speech output is broadcast over a
speaker so as to be audible to a listener. The device may be
integrated into a blood glucose sensor, or furnished in a unit that
may assemble to an existing blood glucose sensor. Patent Number
5786584. |
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1999:
Heads-up Glasses
History:
Abstract: A wearable display device displays a sequence of words
into the field of view of a person wearing the device in order to
communicate information to the person, such as captions for
hearing-impaired persons or translations of speech spoken by another
person. Various embodiments of the device include an eyeglass frame
configured to be worn by the person, a housing mounted to the
eyeglass frame, including a circuit for receiving a signal
containing the sequence of words, a display for displaying the
sequence of words received by the circuit, a mirror mounted to
reflect the displayed sequence of words downwardly through the
housing, and a lens disposed in the path of the mirror to magnify
the displayed sequence of words downwardly reflected by the mirror,
and a partially reflective beam splitter, mounted to the housing and
extending downwardly over an eye of the person, for receiving the
downwardly reflected sequence of words and projecting them into the
field of view of the person. The display itself may be moved along a
recess in the housing to focus the words onto the beam splitter. A
curved beam splitter may be used instead of a lens to magnify the
words and provide optical correction. Patent Number 6005536.
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2000:
Talking ATM
History:
An automatic bank teller machine (ATM) that uses a combination
of simple visual cues, large-type visual displays, audio, and a
touch-sensitive display screen to facilitate use of the ATM by the
blind and visually impaired, while still being useful for the
sighted. In particular, the ATM uses a touch-sensitive display
screen that has a fixed, easy to locate touch scanning zone. The
display screen operates by contacting the screen, with a fingertip,
for example, and sliding to a location on the touch scanning zone
corresponding to an item to be input, such as one of the numbers 0
to 9, for example. Patent Number 6061666. |
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2001:
Talking ATM
History:
Systems which comprise an automated transaction machine which
includes one or more customer interacting means such as, in the case
of an integrated circuit card terminal, at least an integrated
circuit card reader; infrared communication emitters and individual
short range infrared communication emitters located in the machine.
The emitters are adapted to provide repeating, directionally
sensitive frequency modulated message signals identifying the
direction to and location of the machine. Thus, a person having a
portable receiver for such signals is led to the machine and is able
to position himself/herself in front of the machine in order to
operate it. The respective emitters provide separate repeating,
directionally sensitive frequency modulated message signal which
identifies the location of the respective customer interface on the
machine so that by movement of the portable receiver in front of the
machine, the location on the machine of the respective customer
interfaces can be determined. Instructions on use and/or feedback
concerning transactions can also be provided from the system to the
customer through the portable receiver. The signal transmitters may
also be adapted for highly efficient use in the presence of a wide
range of levels of ambient light energy, e.g., sunlight. Patent
Number 6186396. |
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