Abstract: This paper proposes an improved co-prime parallel array (CPPA) configuration for two-dimensional direction of arrival (2-D DOA) estimation. Specifically, the proposed array consists of a ...

Visual skill tests are a form of brain-teaser puzzle that test the reader's critical thinking and problem-solving skills. These challenges have the potential to boost intelligence and improve ...

Abstract: Spoof surface plasmon polariton (SSPP)-based antenna and array by exciting both even- and odd-mode resonances are developed and investigated in this article. Different from others’ work and ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It continues with an explanation on obfuscation within the Java Edition: "For a long time, Java ...

WASHINGTON — Starting Wednesday, Oct. 1, Amazon is ending a program that allowed Prime members to share their free shipping benefits with people outside their household. In an update to its customer ...

Amazon is officially ending one of its Prime programs this week, ceasing a perk that has allowed members to share free shipping benefits with others for the past 16 years. The Prime Invitee Program, ...

Days remain until Amazon officially ends a 16-year-old program that allowed members to share free shipping benefits. Amazon announced the discontinuation of the Prime Invitee Program on its customer ...

The original version of this story appeared in Quanta Magazine. Imagine that someone gives you a list of five numbers: 1, 6, 21, 107, and—wait for it—47,176,870. Can you guess what comes next? If ...

Starting next month, Prime members who want to share shipping perks with other customers must live together at the same primary residential address, a change from the company's previous allowance.

Amazon is ending a program that allows members of its Prime membership subscription program to share their free shipping benefits with people who don't have the same primary address. In an update to ...