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.

Date of Patent:
Apr. 12, 2016

Filed:

Oct. 23, 2013
Applicant:

Phison Electronics Corp., Miaoli, TW;

Inventor:

Wei-Yung Chen, Hsinchu County, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); H04L 7/033 (2006.01); G06F 13/40 (2006.01); G06F 1/06 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G06F 13/4072 (2013.01); H04L 7/0331 (2013.01); G06F 1/06 (2013.01); G06F 2213/3804 (2013.01);
Abstract

A connecting interface unit and a memory storage device without a crystal oscillator are provided and include a frequency detector, a phase detector, an oscillator, a sampling circuit and a transmitter circuit. The frequency detector and the phase detector respectively detect frequency difference and phase difference between an input signal from a host system and a reference signal to generate a frequency signal and a phase signal. The frequency signal and the phase signal that have passed through a filter are transmitted to the oscillator to generate the reference signal for generating a clock signal. The sampling circuit generates an input data signal according to the reference signal. The transmitter circuit modulates an output data signal according to the clock signal to generate and transmit an output signal to the host system. Accordingly, the connecting interface unit conforms to the specification of a transmission stand.


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