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An Optical Vortex Flow Sensor

Abstract: In a step S16, a control circuit monitors an ODD/EVEN flag added to encrypted data. In a step S17, the control circuit determines whether the flag read in the step S16 is different from that read before. When it is determined that the flag has been changed, the processing proceeds to a step S18. In the step S18, the control circuit determines whether the new flag is ODD or EVEN. When it is determined that the new flag is ODD, the processing proceeds to a step S19. In the step S19, the control circuit determines whether the smaller key of the two keys written into registers is stored in an EVEN register. When it is determined that the smaller key is stored in the EVEN register, the processing proceeds to a step S20. In the step S20, the control circuit updates the EVEN key written into the EVEN register.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
16 June 1999
Publication Number
13/2007
Publication Type
INA
Invention Field
ELECTRONICS
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2004-08-17
Renewal Date

Applicants

SONY CORPORATION
7-35,KITASHINAGAWA 6-CHOME, SHINAGAWA-KU, TOKYO,

Inventors

1. HIROYUKI HIRAIDE
C/O SONY CORPORATION OF 7-35,KITASHINAGAWA 6-CHOME, SHINAGAWA-KU, TOKYO,

Specification

Documents

Application Documents

# Name Date
1 448-BOM-1999-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-(10-08-2005).pdf 2005-08-10
2 448-BOM-1999-SPECIFICATION(AMENDED).pdf 2018-08-08
3 448-BOM-1999-FORMS.pdf 2018-08-08
4 448-BOM-1999-FORM 2(GRANTED).pdf 2018-08-08
5 448-BOM-1999-CORRESPONDENCE(RECEIVED).pdf 2018-08-08
6 448-BOM-1999-CORRESPONDENCE(IPO).pdf 2018-08-08
7 448-BOM-1999-CANCELLED PAGES.pdf 2018-08-08

ERegister / Renewals

8th: 06 Jun 2006

From 16/06/2006 - To 16/06/2007

9th: 30 May 2007

From 16/06/2007 - To 16/06/2008

10th: 11 Jun 2008

From 16/06/2008 - To 16/06/2009