GB2220061B - Power meter - Google Patents

Power meter

Info

Publication number: GB2220061B
Authority: GB; United Kingdom
Prior art keywords: power meter; meter; power
Prior art date: 1988-06-27
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

GB8815212A

Other versions

GB8815212D0 (en

GB2220061A (en

Inventor

James Arthur Turner

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

British Broadcasting Corp

Original Assignee

British Broadcasting Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1988-06-27

Filing date

1988-06-27

Publication date

1992-09-30

1988-06-27 Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp

1988-06-27 Priority to GB8815212A priority Critical patent/GB2220061B/en

1988-08-03 Publication of GB8815212D0 publication Critical patent/GB8815212D0/en

1989-12-28 Publication of GB2220061A publication Critical patent/GB2220061A/en

1992-09-30 Application granted granted Critical

1992-09-30 Publication of GB2220061B publication Critical patent/GB2220061B/en

2008-06-27 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0878—Sensors; antennas; probes; detectors
- G01R29/0885—Sensors; antennas; probes; detectors using optical probes, e.g. electro-optical, luminescent, glow discharge, or optical interferometers

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Measuring Magnetic Variables (AREA)

GB8815212A 1988-06-27 1988-06-27 Power meter Expired - Fee Related GB2220061B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB8815212A GB2220061B (en)	1988-06-27	1988-06-27	Power meter

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8815212A GB2220061B (en)	1988-06-27	1988-06-27	Power meter

Publications (3)

Publication Number	Publication Date
GB8815212D0 GB8815212D0 (en)	1988-08-03
GB2220061A GB2220061A (en)	1989-12-28
GB2220061B true GB2220061B (en)	1992-09-30

Family

ID=10639407

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8815212A Expired - Fee Related GB2220061B (en)	1988-06-27	1988-06-27	Power meter

Country Status (1)

Country	Link
GB (1)	GB2220061B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100717703B1 (en) *	2003-07-28	2007-05-11	니뽄 덴신 덴와 가부시키가이샤	Electric field sensor and adjustment method thereof

1988
- 1988-06-27 GB GB8815212A patent/GB2220061B/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
GB8815212D0 (en)	1988-08-03
GB2220061A (en)	1989-12-28

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Legal Events

Date	Code	Title	Description
1995-02-22	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19940627