DE2926900A1 - Hochpass-abtastfilter - Google Patents

Hochpass-abtastfilter

Info

Publication number
DE2926900A1
DE2926900A1 DE2926900A DE2926900A DE2926900A1 DE 2926900 A1 DE2926900 A1 DE 2926900A1 DE 2926900 A DE2926900 A DE 2926900A DE 2926900 A DE2926900 A DE 2926900A DE 2926900 A1 DE2926900 A1 DE 2926900A1
Authority
DE
Germany
Prior art keywords
pass scan
scan filter
filter
pass
scan
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
DE2926900A
Other languages
English (en)
Other versions
DE2926900C2 (de
Inventor
Roubik Gregorian
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.)
American Microsystems Holding Corp
Original Assignee
American Microsystems Holding 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 American Microsystems Holding Corp filed Critical American Microsystems Holding Corp
Publication of DE2926900A1 publication Critical patent/DE2926900A1/de
Application granted granted Critical
Publication of DE2926900C2 publication Critical patent/DE2926900C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/004—Switched capacitor networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H15/00—Transversal filters
DE2926900A 1978-09-08 1979-07-03 Hochpass-abtastfilter Granted DE2926900A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/940,717 US4210872A (en) 1978-09-08 1978-09-08 High pass switched capacitor filter section

Publications (2)

Publication Number Publication Date
DE2926900A1 true DE2926900A1 (de) 1980-03-20
DE2926900C2 DE2926900C2 (de) 1989-06-15

Family

ID=25475305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2926900A Granted DE2926900A1 (de) 1978-09-08 1979-07-03 Hochpass-abtastfilter

Country Status (8)

Country Link
US (1) US4210872A (de)
JP (1) JPS5538796A (de)
CA (1) CA1113553A (de)
DE (1) DE2926900A1 (de)
FR (1) FR2435856B1 (de)
GB (1) GB2030409B (de)
IT (1) IT1118800B (de)
NL (1) NL184498C (de)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405899A (en) * 1979-03-01 1983-09-20 Motorola, Inc. High pass filter and method of making same
US4331894A (en) * 1980-05-29 1982-05-25 American Microsystems, Inc. Switched-capacitor interolation filter
US4296392A (en) * 1980-06-30 1981-10-20 Gte Automatic Electric Laboratories, Inc. Switched capacitor bilinear resistors
US4375595A (en) * 1981-02-03 1983-03-01 Motorola, Inc. Switched capacitor temperature independent bandgap reference
US4387345A (en) * 1981-03-24 1983-06-07 Motorola, Inc. Precision gain AC coupled operational amplifier
US4370632A (en) * 1981-05-08 1983-01-25 Motorola, Inc. Multiple function operational amplifier circuit
US4384276A (en) * 1981-05-08 1983-05-17 Motorola, Inc. Capacitive DAC to filter interface circuit
US4393351A (en) * 1981-07-27 1983-07-12 American Microsystems, Inc. Offset compensation for switched capacitor integrators
US4633223A (en) * 1981-10-13 1986-12-30 Intel Corporation DC offset correction circuit utilizing switched capacitor differential integrator
US4496858A (en) * 1981-12-24 1985-01-29 Motorola, Inc. Frequency to voltage converter
FR2520172A1 (fr) * 1982-01-15 1983-07-22 Efcis Filtre passe-haut du premier ordre et application en telephonie
US4523107A (en) * 1982-04-23 1985-06-11 Motorola, Inc. Switched capacitor comparator
US4492931A (en) * 1982-07-09 1985-01-08 Motorola, Inc. Infra-red receiver front end
US4584532A (en) * 1982-09-20 1986-04-22 Motorola, Inc. Switched capacitor envelope detector
US4659996A (en) * 1984-02-27 1987-04-21 Motorola, Inc. Method and apparatus for de-ringing a switched capacitor filter
US4600904A (en) * 1984-06-28 1986-07-15 Motorola, Inc. Broken loop switched capacitor high pass filter
US4716388A (en) * 1984-12-24 1987-12-29 Jacobs Gordon M Multiple output allpass switched capacitor filters
US4760346A (en) * 1986-09-30 1988-07-26 Motorola, Inc. Switched capacitor summing amplifier
JPH0770969B2 (ja) * 1988-10-31 1995-07-31 日本電気株式会社 スイッチトキャパシタ回路
CA2052351C (en) * 1991-09-27 2000-05-23 Gordon J. Reesor Telephone handsfree algorithm
US5796300A (en) * 1996-02-14 1998-08-18 Pacesetter, Inc. Switched-capacitor amplifier offset voltage compensation circuit
SE512708C2 (sv) * 1997-06-27 2000-05-02 Ericsson Telefon Ab L M Konstruktionsförfarande för ett komplext kopplat kondensatorfilter
GB2329536B (en) * 1997-09-17 2001-10-17 Motorola Inc DC Blocking apparatus and technique for sampled data filters
US7515896B1 (en) * 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6091940A (en) * 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
NO310848B1 (no) * 1998-10-16 2001-09-03 Nordic Vlsi Asa Lineariseringsteknikk for ADC/DAC ved pseudo tilfeldig svitsjede kondensatorer
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US7295826B1 (en) 1998-10-21 2007-11-13 Parkervision, Inc. Integrated frequency translation and selectivity with gain control functionality, and applications thereof
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6049706A (en) * 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US7027786B1 (en) 1998-10-21 2006-04-11 Parkervision, Inc. Carrier and clock recovery using universal frequency translation
EP1055284A1 (de) * 1998-11-12 2000-11-29 Koninklijke Philips Electronics N.V. Schaltung mit mitteln zur verminderung der offset-gleischspannung und des geräusches erzeugt in einem verstärker
US7006805B1 (en) 1999-01-22 2006-02-28 Parker Vision, Inc. Aliasing communication system with multi-mode and multi-band functionality and embodiments thereof, such as the family radio service
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6873836B1 (en) 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US7110435B1 (en) 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
US6140871A (en) * 1999-03-26 2000-10-31 National Semiconductor Corporation Switched capacitor amplifier circuit having bus precharge capability and method
US6091293A (en) * 1999-03-26 2000-07-18 National Semiconductor Corporation Amplifier circuit having AC reset capability and method
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7072390B1 (en) 1999-08-04 2006-07-04 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
US7054296B1 (en) 1999-08-04 2006-05-30 Parkervision, Inc. Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation
US7082171B1 (en) 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
US6963734B2 (en) 1999-12-22 2005-11-08 Parkervision, Inc. Differential frequency down-conversion using techniques of universal frequency translation technology
US7292835B2 (en) 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7554508B2 (en) 2000-06-09 2009-06-30 Parker Vision, Inc. Phased array antenna applications on universal frequency translation
US7010559B2 (en) 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US6339363B1 (en) * 2000-12-04 2002-01-15 Pixel Devices International Low FPN high gain capacitive transimpedance amplifier for use with capacitive sensors
US6522199B2 (en) * 2001-05-18 2003-02-18 Rambus, Inc. Reconfigurable dual-mode multiple stage operational amplifiers
US7085335B2 (en) 2001-11-09 2006-08-01 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7072427B2 (en) * 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US6975848B2 (en) 2002-06-04 2005-12-13 Parkervision, Inc. Method and apparatus for DC offset removal in a radio frequency communication channel
US7321640B2 (en) 2002-06-07 2008-01-22 Parkervision, Inc. Active polyphase inverter filter for quadrature signal generation
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7118532B2 (en) * 2004-05-06 2006-10-10 General Electric Company Data dependent color wall filters
EP2515299B1 (de) * 2009-12-14 2018-06-20 Fraunhofer Gesellschaft zur Förderung der Angewand Vektorquantisierungsvorrichtung, sprachkodierungsvorrichtung, vektorquantisierungsverfahren und sprachkodierungsverfahren
US8754699B2 (en) 2011-11-03 2014-06-17 Texas Instruments Incorporated Switched-capacitor filter
US9590592B2 (en) * 2014-11-24 2017-03-07 Cypress Semiconductor Corporation Configurable capacitor arrays and switched capacitor circuits
WO2018032309A1 (zh) * 2016-08-16 2018-02-22 深圳市汇顶科技股份有限公司 I-v转换模块
US10153751B2 (en) * 2017-01-23 2018-12-11 Samsung Display Co., Ltd. Second order switched capacitor filter

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
US-Z.: IEEE Journal of Solid-State Circuits, Vol. SC-12, No.6, Dez.1977, S.592-599 u. 600-608 *

Also Published As

Publication number Publication date
GB2030409A (en) 1980-04-02
IT1118800B (it) 1986-03-03
CA1113553A (en) 1981-12-01
NL7904161A (nl) 1980-03-11
GB2030409B (en) 1982-09-15
JPS5538796A (en) 1980-03-18
NL184498C (nl) 1989-08-01
US4210872A (en) 1980-07-01
NL184498B (nl) 1989-03-01
FR2435856A1 (de) 1980-04-04
JPS6336580B2 (de) 1988-07-20
DE2926900C2 (de) 1989-06-15
IT7968417A0 (it) 1979-07-06
FR2435856B1 (de) 1988-02-05

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: H03H 19/00

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee