Alexander Graham Bell was the first to secure a patent for the telephone, but only just. And it almost cost him his marriage Im Alter von elf Jahren beschloss. Es waren weniger seine technischen Fähigkeiten, die Alexander Graham Bell am Februar das Patent für das Telefon einbrachten. Vor Jahren gelang Graham Bell eine bahnbrechende Erfindung: Er entdeckte, wie man Schallwellen in elektrische Schwingungen.
Oktober 1861: Die Erfindung des TelefonsIn der Folge entstand die Bell Telephone Company, die sich später zum weltweit. Mitte des Jahrhunderts wird das Telefon gleich vierfach erfunden. Am Ende aber kassiert Alexander Graham Bell den Ruhm. Alexander Graham Bell was the first to secure a patent for the telephone, but only just. And it almost cost him his marriage Im Alter von elf Jahren beschloss.
Graham Bell Telefon Menu navigasi VideoFrom Alexander Graham Bell to the iPhone 6 - the history of the telephone in five objects
Im Graham Bell Telefon zu Bonus-Guthaben greifen beim Graham Bell Telefon selten Umsatzbedingungen. - Entdecken Sie den DeutschlandfunkJanuar vom Telefon anlässlich eines Treffens der Physical Society am
Others transmitted a sound or a click or a buzz but our boys [Bell and Watson] were the first to transmit speech one could understand.
Bell was so ecstatic that he wanted to jointly name his new invention and his new daughter Photophone Greek: " light—sound " ,   Bell wrote: "Only think!
Mabel's baby screamed inarticulately but mine spoke with distinct enunciation from the first. Bell quickly disassembled it and effected a repair, to the owner's amazement.
When asked how he was able to do so Bell only needed to introduce himself. Bell also chose maroon-colored silk as it would show up clearly against the light-colored sky in his photographic studies.
Views of an Expert. Hammondsport , New York, March 12, Boulton and was also created independently by Robert Esnault-Pelterie and several others.
Attending the formal ceremony were Bell's daughter, Mrs. To each side of the portico facing the monument are the engraved inscriptions "In Grateful Recognition of the Inventor of the Telephone".
Its dedication was broadcast live nationally by the Canadian Broadcasting Corporation. His wife, Mabel, daughter Daisy, and son-in-law David Fairchild had gathered around him.
His last view was of the moon rising above the mountain he loved". Halifax, Nova Scotia: Formac Publishing. IEEE Spectrum. April 30, Retrieved May 10, Bell Homestead National Historic Site.
Retrieved September 27, Douglas Archived from the original PDF on April 19, Retrieved May 4, Bell: Alexander Bell and the Conquest of Solitude.
Toronto, Ontario: Kids Can Press. Bell's Appreciation of the Telephone Service". Bell Telephone Quarterly. Retrieved September 18, Retrieved January 9, Retrieved January 18, Though he wasn't one of the original 33 founders, Bell had a major influence on the Society.
National Academy of Sciences. Archived from the original PDF on April 3, Retrieved July 12, Roy Alexander Graham Bell.
Retrieved: July 28, Bell Dead. Father of Prof. Bell Developed Sign Language for Mutes". The New York Times. August 8, The Franklin Institute.
January 14, Retrieved February 24, Calgary, Alberta: Altitude Publishing. Edinburgh, UK: Mainstream Publishing. Toronto, Ontario: Grolier.
Dictionary of Canadian Biography. XV — online ed. University of Toronto Press. Retrieved March 6, Boston, Massachusetts: Grosset and Dunlap.
Alexander Graham Bell: Inventor of the Telephone. New York: HarperCollins. Canada's Historic Places. Retrieved August 5, Canadian Register of Historic Places.
Retrieved September 17, Alexander Graham Bell at Baddeck. Baddeck, Nova Scotia: Christopher King. February 10, Recording Technology History. Audio Engineering Society.
Retrieved September 19, The Handbook of Social Justice in Education. London: Routledge. Mabel Bell: Alexander's Silent Partner.
Toronto, Ontario: Methuen. Toronto, Ontario: McClelland and Stewart. Pioneers of Science. July 25, Retrieved October 14, Retrieved on September 20, Archived from the original on December 23, Edward Boston University.
Retrieved March 28, IAP Quotegrab. August 2, Wilbur "confesses " ". The Washington Post. May 22, Telecommunications Canada. Retrieved January 14, Parks Canada.
New York: Popular Mechanics. August March 7, American Heritage. Archived from the original on March 11, Mississauga, Ontario: Copp Clark Pitman.
National Archives UK. Island Echo. Queen Victoria liked the telephone so much she wanted to buy it. The Telegraph.
January 13, Library of Congress. The instruments at present in Osborne are merely those supplied for ordinary commercial purposes, and it will afford me much pleasure to be permitted to offer to the Queen a set of Telephones to be made expressly for her Majesty's use.
Scientists who Made History. New York: Raintree Steck-Vaughn. The Library of Congress. Retrieved March 7, January 26, Retrieved July 21, Australasian Telephone Collecting Society.
Moorebank, NSW, Australia. Retrieved April 22, Markham, Ontario: Pembroke. May 10, Retrieved July 28, American Bell Telephone Co.
Jusrtia US Supreme Court. November 12, An important acknowledgment for Antonio Meucci". The Guardian. Retrieved October 25, September 5, Archived from the original on July 17, Italian Historical Society of America.
Archived from the original on October 15, Retrieved December 29, Alexander Graham Bell and the Telephone.
Scientific American. Science Discoveries. Bibcode : SciAm. Bell Dies. Inspired Telephone. January 4, Gilbert H.
Grosvenor Dies". Canadian Press. February 5, Gilbert Grosvenor Dead". December 27, New York: Harry N. September 25, Sterling Biographies.
New York: Sterling Publishing. Historic Baddeck. Images of our Past. Halifax, Nova Scotia: Nimbus Publishing. Evening Tribune.
Kedua-dua perkembangan bertujuan untuk meningkatkan keselamatan telefon tanpa kord dan mengurangkan mencuri dengar yang tidak diingini dengan membolehkan perbualan telefon untuk secara digital tersebar.
Pada tahun , FCC diberikan julat frekuensi 2. Telefon mudah alih yang terawal ialah unit kawalan radio direka untuk kenderaan. Ia mahal dan rumit, dan mempunyai pelbagai sangat terhad.
Pada tahun , ia telah digantikan dengan rangkaian selular pertama. Motorola memperkenalkan telefon selular tangan pertama pada tahun Ia adalah satu halaman panjang dan diadakan 50 nama; tiada nombor telah disenaraikan, sebagai pengendali itu akan menghubungkan anda.
Laman ini telah dibahagikan kepada empat bahagian: kediaman, profesional, perkhidmatan penting, dan pelbagai tugas. Pada tahun , Reuben H. Donnelly dihasilkan direktori Yellow Pages berjenama pertama menampilkan nama perniagaan dan nombor telefon, yang dikategorikan mengikut jenis produk dan perkhidmatan yang disediakan.
Menjelang an, buku telefon, sama ada yang dikeluarkan oleh Sistem Bell atau penerbit swasta, di hampir setiap rumah dan perniagaan.
Tetapi dengan kedatangan Internet dan telefon bimbit, buku telefon telah diberikan sebahagian besarnya usang. Sebelum tahun , tidak ada nombor telefon khusus untuk mencapai balas pertama sekiranya berlaku kecemasan.
Yang berubah selepas siasatan kongres membawa kepada panggilan bagi penubuhan sistem tersebut di seluruh negara. Pada 16 Februari , panggilan pertama diletakkan di Hayleyville, Alabama, di pejabat Alabama Telephone Company.
The rangkaian akan diperkenalkan ke bandar-bandar dan bandar lain perlahan-lahan; ia tidak sehingga bahawa sekurang-kurangnya separuh daripada semua rumah di Amerika mempunyai akses kepada rangkaian kecemasan Beberapa penyelidik mencipta peranti untuk mengenal pasti bilangan panggilan yang diterima, termasuk ahli-ahli sains di Brazil, Jepun, dan Greece, bermula pada an.
Walaupun perkhidmatan tersebut yang pada mulanya dijual sebagai perkhidmatan mahal ditambah, ID pemanggil hari ini adalah satu fungsi standard yang terdapat pada setiap telefon bimbit dan boleh didapati di kebanyakan mana-mana talian tetap.
Ingin mengetahui lebih lanjut tentang sejarah telefon? Terdapat beberapa sumber yang besar dalam media cetak dan dalam talian.
Berikut adalah beberapa untuk anda bermula:. On September 1, , a Boston woman named Emma Nutt made history—and all she had to do was pick up the phone.
Her soothing voice helped usher in a new era of telecommunications and In his 84 years, Thomas Edison acquired a record number of 1, patents singly or jointly and was the driving force behind such innovations as the phonograph, the incandescent light bulb and one of the earliest motion picture cameras.
He was an impassioned champion of a strong federal government, and played a key role in defending Serbian-American engineer and physicist Nikola Tesla made dozens of breakthroughs in the production, transmission and application of electric power.
He invented the first alternating current AC motor and developed AC generation and transmission technology. In , Connecticut-born gun manufacturer Samuel Colt received a U.
Colt founded a company to manufacture his revolving-cylinder pistol; however, sales were slow and the By turns charismatic and ruthless, brilliant and power hungry, diplomatic and The internet got its start in the United States more than 50 years ago as a government weapon in the Cold War.
For years, scientists and Live TV. This Day In History. History at Home. Telephone In , Bell started working on the harmonic telegraph — a device that allowed multiple messages to be transmitted over a wire at the same time.
While the Bell Company faced over court challenges, in the end, none were successful. Inventions and Accomplishments In addition to the telephone, Bell worked on hundreds of projects throughout his career and received patents in various fields.
Some of his other notable inventions were: The metal detector: Bell initially came up with this device to locate a bullet inside of assassinated President James A.
Photophone: The photophone allowed transmission of speech on a beam of light. By the s, Bell had begun experimenting with propellers and kites, which led him to apply the concept of the tetrahedron a solid figure with four triangular faces to kite design as well as to create a new form of architecture.
McCurdy, four young engineers with the common goal of creating airborne vehicles. By , the group had produced four powered aircraft, the best of which, the Silver Dart, made a successful powered flight in Canada on February 23, Although working with the deaf would remain Bell's principal source of income, Bell continued to pursue his own studies of sound throughout his life.
Bell's unceasing scientific curiosity led to the invention of the photophone , a device that allowed for the transmission of sound on a beam of light.
Despite being known for his invention of the telephone, Bell regarded the photophone as "the greatest invention I have ever made; greater than the telephone.
With the enormous technical and financial success of his telephone invention, Bell's future was secure enough so that he could devote himself to other scientific interests.
After his first visit to Nova Scotia in , Bell set up another laboratory there at his estate Beinn Bhreagh pronounced Ben Vreeah , near Baddeck, where he would assemble other teams of bright young engineers to pursue new and exciting ideas heading into the future.
Their experiments produced such major improvements in Thomas Edison's phonograph that it became commercially viable. Their design, patented as the Graphophone in , featured a removable cardboard cylinder coated with mineral wax.
Bell spent the last decade of his life improving the designs of hydrofoil boats. In , Bell and Casey Baldwin built a hydrofoil that set a world water-speed record that was not broken until Bell died of complications arising from diabetes and anemia on August 2, , at his estate in Cape Breton, Nova Scotia, at age As the funeral ended, all of the more than 14 million telephones in the United States at the time were silenced for one minute.
As his once-unimaginable inventions became essential parts of everyday life and his fame grew, honors and tributes to Bell mounted quickly.
He received honorary degrees from scores of colleges and universities, fittingly highlighted by a Ph. Along with dozens of major awards, medals, and other tributes, a number of historic sites throughout North America and Europe commemorate Bell.
Updated by Robert Longley.