GB0005486D0 - Switched current sources - Google Patents

Switched current sources

Info

Publication number
GB0005486D0
GB0005486D0 GB0005486A GB0005486A GB0005486D0 GB 0005486 D0 GB0005486 D0 GB 0005486D0 GB 0005486 A GB0005486 A GB 0005486A GB 0005486 A GB0005486 A GB 0005486A GB 0005486 D0 GB0005486 D0 GB 0005486D0
Authority
GB
United Kingdom
Prior art keywords
current sources
switched current
switched
sources
current
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
GB0005486A
Other versions
GB2360155A (en
GB2360155B (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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Priority to GB0005486A priority Critical patent/GB2360155B/en
Publication of GB0005486D0 publication Critical patent/GB0005486D0/en
Publication of GB2360155A publication Critical patent/GB2360155A/en
Application granted granted Critical
Publication of GB2360155B publication Critical patent/GB2360155B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
GB0005486A 2000-03-07 2000-03-07 Switched current sources Expired - Fee Related GB2360155B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0005486A GB2360155B (en) 2000-03-07 2000-03-07 Switched current sources

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0005486A GB2360155B (en) 2000-03-07 2000-03-07 Switched current sources

Publications (3)

Publication Number Publication Date
GB0005486D0 true GB0005486D0 (en) 2000-04-26
GB2360155A GB2360155A (en) 2001-09-12
GB2360155B GB2360155B (en) 2003-10-01

Family

ID=9887140

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0005486A Expired - Fee Related GB2360155B (en) 2000-03-07 2000-03-07 Switched current sources

Country Status (1)

Country Link
GB (1) GB2360155B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6888386B2 (en) * 2002-04-23 2005-05-03 Winbond Electronics Corporation Method and apparatus for change pump circuit
DE10252618A1 (en) * 2002-11-11 2004-05-27 Infineon Technologies Ag Circuit arrangement for a charging pump for phase locked loops has alternative path for output potential according to switching condition
US8229043B2 (en) * 2008-03-21 2012-07-24 Qualcomm Incorporated Stepped gain mixer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5473283A (en) * 1994-11-07 1995-12-05 National Semiconductor Corporation Cascode switched charge pump circuit
US5861766A (en) * 1997-04-17 1999-01-19 Western Digital Corporation Multimode frequency synthesizer having high loop gain in frequency seek mode
US5825640A (en) * 1997-06-30 1998-10-20 Motorola, Inc. Charge pump circuit and method

Also Published As

Publication number Publication date
GB2360155A (en) 2001-09-12
GB2360155B (en) 2003-10-01

Similar Documents

Publication Publication Date Title
GB2364827B (en) Switch
GB2362957B (en) Switches
GB0002847D0 (en) Ampligier arrangement
GB2356302B (en) Current switching circuitry
GB0013571D0 (en) Switching system
EP1513173A4 (en) Direct current cutoff switch
EP1513172A4 (en) Direct current cutoff switch
GB0302803D0 (en) Not available
GB0113249D0 (en) Electric torches
HK1074530A1 (en) Switch
GB0027905D0 (en) New protein
GB2360155B (en) Switched current sources
EP1300865A4 (en) Switch
GB0027235D0 (en) Arc location
GB0025677D0 (en) New protein
GB2381387B (en) Limit switch
GB2361779B (en) Voltage control
GB0027345D0 (en) Microchip-controlled switch
EP1199734A4 (en) Switch
TW535924U (en) Current type auto-controller
PL339959A1 (en) Current generating unit
GB0018361D0 (en) Switch
GB0007107D0 (en) Electrical back
GB0001946D0 (en) High voltage switch
PL341174A1 (en) Electric torch

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee