GB9906441D0 - Electric-field strength detection circuit - Google Patents

Electric-field strength detection circuit

Info

Publication number
GB9906441D0
GB9906441D0 GBGB9906441.2A GB9906441A GB9906441D0 GB 9906441 D0 GB9906441 D0 GB 9906441D0 GB 9906441 A GB9906441 A GB 9906441A GB 9906441 D0 GB9906441 D0 GB 9906441D0
Authority
GB
United Kingdom
Prior art keywords
electric
detection circuit
field strength
strength detection
field
Prior art date
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.)
Granted
Application number
GBGB9906441.2A
Other versions
GB2336437B (en
GB2336437A (en
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.)
NEC Corp
Original Assignee
NEC 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.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of GB9906441D0 publication Critical patent/GB9906441D0/en
Publication of GB2336437A publication Critical patent/GB2336437A/en
Application granted granted Critical
Publication of GB2336437B publication Critical patent/GB2336437B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/001—Volume compression or expansion in amplifiers without controlling loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
GB9906441A 1998-03-20 1999-03-19 Electric-field strength detection circuit Expired - Fee Related GB2336437B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07233998A JP3616494B2 (en) 1998-03-20 1998-03-20 Electric field strength detection circuit

Publications (3)

Publication Number Publication Date
GB9906441D0 true GB9906441D0 (en) 1999-05-12
GB2336437A GB2336437A (en) 1999-10-20
GB2336437B GB2336437B (en) 2002-07-24

Family

ID=13486452

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9906441A Expired - Fee Related GB2336437B (en) 1998-03-20 1999-03-19 Electric-field strength detection circuit

Country Status (3)

Country Link
JP (1) JP3616494B2 (en)
AU (1) AU750998B2 (en)
GB (1) GB2336437B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4606770B2 (en) * 2004-04-21 2011-01-05 パナソニック株式会社 Amplifier and reference voltage generation circuit
DE102006014842B4 (en) * 2006-03-30 2010-10-07 Texas Instruments Deutschland Gmbh Integrated received signal strength indicator (RSSI) with linear characteristic and low power consumption
US8254595B2 (en) * 2008-03-25 2012-08-28 Qualcomm Incorporated System and method of companding an input signal of an energy detecting receiver
WO2013152795A1 (en) * 2012-04-12 2013-10-17 Epcos Ag Rssi system and bias method for amplifier stages in rssi systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL77597A (en) * 1985-02-04 1989-06-30 Varian Associates Full-wave,self-detecting differential logarithmic rf ampliefier
JPH0677035B2 (en) * 1985-03-29 1994-09-28 クラリオン株式会社 AC-DC conversion circuit
JP2606599B2 (en) * 1994-09-09 1997-05-07 日本電気株式会社 Logarithmic amplifier circuit
JP2001066344A (en) * 1999-06-25 2001-03-16 Hitachi Electronics Eng Co Ltd Load current output circuit to electronic device and ic tester

Also Published As

Publication number Publication date
AU2134399A (en) 1999-09-30
JP3616494B2 (en) 2005-02-02
JPH11271367A (en) 1999-10-08
AU750998B2 (en) 2002-08-08
GB2336437B (en) 2002-07-24
GB2336437A (en) 1999-10-20

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20141023 AND 20141029

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150319