Saturday, August 1, 2020

Student creates a robotic guide dog for visually impaired

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Charvi Trivedi

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Student creates a robotic guide dog for visually impaired

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Global Views 360

Publication Date

August 1, 2020

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The prototype of handheld robotic guide dog

The prototype of handheld robotic guide dog | Source: Anthony Camu via Loughborough University

Anthony Camu, a final year Industrial Design and Technology student at Loughborough University is making headlines with his latest creation of a handheld robotic guide dog. This will be a great help to those people with visual impairment who might find it difficult to accommodate an actual guide dog in their homes.

The robot is named after the Titan goddess of light, ‘Theia’ and is shaped like a virtual gaming controller, which enthused Anthony to create this masterpiece in the first place. Theia listens to the user’s voice to lead them to their desired locations.

If the user has to go to some address (for eg. House number 4, 56th Street, Greenville Residency), they have to say ‘Hey Theia take me to House number 4, 56th Street, Greenville Residency*’. It will then process the actual data available online, like traffic density, and program the most secure route for the user to follow, quite similar to how GPS or satellite navigation works in our cars.

All the information is then communicated to the user via a machine built inside it, called a control moment gyroscope which uses the mechanism of ‘forced feedback’. These are used in spacecraft and their main function is to help in orientation purposes of the spacecraft, or in controlling the ‘spacecraft attitude’ using electric power.

This tiny built-in gyroscope physically moves the user’s hand in the direction they are supposed to go, thus giving them a feeling of being led by an actual guide dog. “The main intention was never to replace guide dogs, but instead to provide an alternative means of giving enhanced mobility options to visually impaired people” says Anthony Camu.

According to Mr. Camu, Theia will also be helpful in confronting challenging interactions like elevators or shops. While crossing a busy street, it will tend to ‘push back’ the users, cautioning them to be more sentient about their current surroundings. Moreover, Theia is quite pocket-friendly, costing about one-tenth the price of a real guide dog.

This tool will also contribute in imparting a sense of belonging and reduce the constant mental hassle and anxiety faced by the visually impaired population of the world. Since they are unable to assess their surroundings, it limits their outdoor movement. This will help them move in the outdoors more often and reduce stress while navigating the traffic on the road.

Anthony has created and experimented with many prototypes of Theia and some work is still needed to correct a few issues before the final launch his product in the market

However, he concluded that Theia has a promising future and it requires just a little more testing and research.“I know this is a grand vision, but I hope people can see the positive effects Theia could have on the blind community” he states.

*This address is fictional. Any similarity is purely coincidental.

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February 4, 2021 4:54 PM

Relaxed Immigration: The key to rejuvenate aging workforce of Japan

Late in 2018, a bill was passed in Japan to widen the entry of immigrant workers. The bill was to mitigate severe shortage of labor amidst an aging population and falling birth-rates. Prime Minister Shinzo Abe described the bill as a much-needed reform to ensure the smooth functioning of Japanese  economy. The bill makes it easier for immigrants to work for longer duration in Japan.

More than 20% of Japan’s population is over 65 years old which is the highest proportion in the world. It is projected that by 2030, one in every three people will be above 65 years or older and one in every five will be 75 years or older.

The fertility rate has fallen to 1.4 children per woman in Japan which has been attributed to a host of factors including changing lifestyles, people marrying late, not marrying at all, and the economic insecurity of the younger generation. It is projected that by 2050, Japan’s population will decline by twenty million while the world population is expected to increase by two billion.

Japan has traditionally been quite homogenous with  very little diversity to show. This trend now appears to be changing as today nearly three million migrants live in Japan which is three times more than the figures of 1990. As the country struggles with a rapidly aging population and severely declining domestic labor, the number in all likelihood is only going to increase.

Conservative Prime Minister Shinzo Abe based his support for the reforms in immigration policy on demographic arguments.The conservative section of the parliament has been a staunch supporter but the left opposition has been critical of the bill citing concerns about a lack of regulation on the employers which could lead to over-exploitation of the workers. Prime Minister Shinzo Abe’s government promised to set up a hundred consultation centers nationwide for dealing with issues related to workplace abuse specifically for the migrant workers.

However, that’s as far as those resisting the bill have gone. Nationalist and xenophobic voices protesting the bill have failed to gather steam. In fact, according to a survey by Nikkei in January 2020, almost 70 percent of Japanese said it is “good” to see more foreigners in the country.

Japan’s aging population has made it difficult to find the workers and some companies have more than 120 job openings for every 100 job seekers nationwide. Quite evidently, immigration now appears to be the most feasible solution for Japan- a country that has traditionally been restrictive with its borders when it comes to ethnic diversity.

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