The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2014
Filed:
Jun. 05, 2000
Brig Barnum Elliott, Arlington, MA (US);
Brig Barnum Elliott, Arlington, MA (US);
Verizon Corporate Service Group Inc., Basking Ridge, NJ (US);
Raytheon BBN Technologies Corp., Cambridge, MA (US);
Abstract
A method for testing a speaker () and microphone () of a communication device () is provided. The method includes playing a first audio signal through the speaker () and determining whether the first audio signal is audible. If the first audio signal is audible, the communication device () receives a second audio signal through its microphone () and plays the second audio signal through the speaker (). If the second audio signal is audible the method determines that the microphone () is properly functioning. Such a method allows the communication device () to be quickly and easily tested.