The innovative bakelite telephone - Ericsson
网页Ericsson's bakelite telephone, which was launched in 1931, was primarily known for its trend-setting design, but it also contained an important technical innovation called anti-side tone coupling. Previously, the speech signal, as well as background noise, picked up by the microphone could also affect the receiver.
The Bakelite telephone 1931 - Ericsson
网页When Ericsson’s Bakelite telephone was first distributed world-wide in the 1930s it was called the Swedish type of telephone and set the standard for how a modern plastic telephone should look. Actually it was a Swedish-Norwegian collaboration since it was both developed and designed in Oslo by the historic manufacturer Elektrisk Bureau A/S.
Ericsson DBH 1001 telephone - Wikipedia
网页The Bakelite phone (bakelittelefon) officially known as Ericsson DBH 1001, and later as M33, N1020, and ED 702, was a Swedish line of telephones made from the polymer Bakelite and produced for over thirty years between 1931 and 1962. [1][2] History.
Bakelittelefonen – Wikipedia
网页Ericssons bakelittelefon från 1931 var ett samarbetsprojekt mellan Elektrisk Bureau i Oslo samt LM Ericsson och Televerket i Sverige. Apparaten konstruerades av Christian Bjerknes och hade formgivits av konstnären Jean Heiberg.
A Way of Looking at Things: Selected Papers From 1930 to 1980 …
网页1998年1月1日 — With the eye of an artist and the mind of a psychoanalyst, Erikson proceeded to study and offer creative wisdom on human development, from infancy to old age. Stephen Schlein has collected 47 of Erikson's papers that …
Erik Erikson | Psychoanalytic Theory & Identity Development
网页Erik Erikson was a German-born American psychoanalyst whose writings on social psychology, individual identity, and the interactions of psychology with history, politics, and culture influenced professional approaches to psychosocial problems and attracted much popular interest.
Erikson's stages of psychosocial development - Wikipedia
网页Erikson's stages of psychosocial development, as articulated in the second half of the 20th century by Erik Erikson in collaboration with Joan Erikson, [1] is a comprehensive psychoanalytic theory that identifies a series of eight stages that a healthy developing individual should pass through from infancy to late adulthood.
Ideas and Identities: The Life and Work of Erik Erikson
网页2001年11月1日 — This is a remarkable collection of essays by various authors who define and discuss the significant contributions of Erik Erikson to psychoanalytic theory, clinical practice, “psychohistory,” and social science from 1929 to 1994.
Erik Erikson | Department of Psychology
网页Erikson’s highly influential eight-stage theory of development also expanded Freud’s original five stages to encompass the years of life after early childhood. Within this theory, Erikson introduced and described the characteristics of adolescent identity crisis and the adult’s midlife crisis.
Erikson’s Stages of Psychosocial Development
网页2023年10月11日 — Erik Erikson and his wife, Joan, were German-American psychologists who created a theory surrounding eight phases of psychosocial development. Their work led them to teaching positions at Harvard and a reputation as two of the most prominent psychologists in modern history.