[go: up one dir, main page]

DE60039063D1 - Gigabit ethernet senderempfänger mit analoger eingangsschaltung - Google Patents

Gigabit ethernet senderempfänger mit analoger eingangsschaltung

Info

Publication number
DE60039063D1
DE60039063D1 DE60039063T DE60039063T DE60039063D1 DE 60039063 D1 DE60039063 D1 DE 60039063D1 DE 60039063 T DE60039063 T DE 60039063T DE 60039063 T DE60039063 T DE 60039063T DE 60039063 D1 DE60039063 D1 DE 60039063D1
Authority
DE
Germany
Prior art keywords
switches
input circuit
analog input
gigabit ethernet
transmitter receiver
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.)
Expired - Lifetime
Application number
DE60039063T
Other languages
English (en)
Inventor
Arya R Behzad
Klaas Bult
Ramon A Gomez
Chi-Hung Lin
Tom W Kwan
Oscar E Agazzi
John L Creigh
Mehdi Hatamian
David E Kruse
Arthur Abnous
Henry Samueli
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.)
Broadcom Corp
Original Assignee
Broadcom 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 Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of DE60039063D1 publication Critical patent/DE60039063D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/347—DC amplifiers in which all stages are DC-coupled with semiconductor devices only in integrated circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F3/505—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H03G5/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/24—Frequency-independent attenuators
    • H03H11/245—Frequency-independent attenuators using field-effect transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/211—Indexing scheme relating to amplifiers the input of an amplifier can be attenuated by a continuously controlled transistor attenuator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/252—Multiple switches coupled in the input circuit of an amplifier are controlled by a circuit, e.g. feedback circuitry being controlling the switch
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/421—Multiple switches coupled in the output circuit of an amplifier are controlled by a circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/513—Indexing scheme relating to amplifiers the amplifier being made for low supply voltages

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Small-Scale Networks (AREA)
  • Analogue/Digital Conversion (AREA)
DE60039063T 1999-11-11 2000-11-13 Gigabit ethernet senderempfänger mit analoger eingangsschaltung Expired - Lifetime DE60039063D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US16498099P 1999-11-11 1999-11-11
US16497099P 1999-11-11 1999-11-11
US16498199P 1999-11-11 1999-11-11
US18198900P 2000-02-11 2000-02-11
PCT/US2000/031394 WO2001035527A2 (en) 1999-11-11 2000-11-13 Gigabit ethernet transceiver with analog front end

Publications (1)

Publication Number Publication Date
DE60039063D1 true DE60039063D1 (de) 2008-07-10

Family

ID=27496620

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60039063T Expired - Lifetime DE60039063D1 (de) 1999-11-11 2000-11-13 Gigabit ethernet senderempfänger mit analoger eingangsschaltung

Country Status (6)

Country Link
US (11) US6472940B1 (de)
EP (1) EP1230732B1 (de)
AT (1) ATE397319T1 (de)
AU (1) AU1658501A (de)
DE (1) DE60039063D1 (de)
WO (1) WO2001035527A2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6680640B1 (en) * 1999-11-11 2004-01-20 Broadcom Corporation High linearity large bandwidth, switch insensitive, programmable gain attenuator
US6696892B1 (en) 1999-11-11 2004-02-24 Broadcom Corporation Large dynamic range programmable gain attenuator
WO2001035527A2 (en) * 1999-11-11 2001-05-17 Broadcom Corporation Gigabit ethernet transceiver with analog front end
US6731160B1 (en) * 1999-11-11 2004-05-04 Broadcom Corporation Adjustable bandwidth high pass filter for large input signal, low supply voltage applications
DE10125366A1 (de) 2001-05-23 2002-12-12 Infineon Technologies Ag dB-lineare VGA-Stufe mit hoher Bandbreite
US7027790B2 (en) 2001-08-10 2006-04-11 Broadcom Corporation Transceiver front-end
US6888406B2 (en) 2002-08-12 2005-05-03 Microtune (Texas), L.P. Highly linear variable gain amplifier
JP4273729B2 (ja) * 2002-09-18 2009-06-03 ソニー株式会社 可変利得増幅器
CN1729620A (zh) * 2002-12-18 2006-02-01 皇家飞利浦电子股份有限公司 用于调节放大链中放大信号的电平的系统
US8126078B2 (en) * 2003-01-28 2012-02-28 Agere Systems Inc. Method and apparatus for reducing noise in an unbalanced channel using common mode component
US7889752B2 (en) * 2003-06-05 2011-02-15 Marvell International Ltd. Dual ported network physical layer
US7242267B2 (en) * 2003-10-29 2007-07-10 Broadcom Corporation Interpolating programmable gain attenuator
US7135942B2 (en) * 2003-10-29 2006-11-14 Broadcom Corporation Interpolating programmable gain attenuator
DE102005008274A1 (de) * 2005-02-23 2006-08-24 Infineon Technologies Ag Steuerbarer Verstärker und Verfahren zum Verstärken eines Signals
DE102005008507A1 (de) * 2005-02-24 2006-08-31 Infineon Technologies Ag Steuerbarer Verstärker und dessen Verwendung
US7215202B2 (en) * 2005-02-25 2007-05-08 Texas Instruments Incorporated Programmable gain amplifier and method
JP2006278107A (ja) * 2005-03-29 2006-10-12 Sharp Corp 面照明装置及びそれを備えた液晶表示装置
US7560986B2 (en) * 2006-08-25 2009-07-14 Broadcom Corporation Variable gain amplifier and method for achieving variable gain amplification with high bandwidth and linearity
US7782929B2 (en) * 2006-08-28 2010-08-24 Teranetics, Inc. Multiple transmission protocol transceiver
US7821472B2 (en) * 2007-03-19 2010-10-26 Broadcom Corporation Method and system for FM transmit and FM receive using a transformer as a duplexer
WO2009110370A1 (ja) * 2008-03-04 2009-09-11 日本電気株式会社 利得可変増幅器
US8634766B2 (en) 2010-02-16 2014-01-21 Andrew Llc Gain measurement and monitoring for wireless communication systems
GB2486694B (en) * 2010-12-22 2015-09-23 Gigle Networks Iberia S L Amplification circuit with large dynamic range
US8965317B2 (en) * 2011-04-26 2015-02-24 Analog Devices, Inc. RF AGC control
US8718127B2 (en) * 2011-08-02 2014-05-06 Analog Devices, Inc. Apparatus and method for digitally-controlled adaptive equalizer
US8558613B2 (en) 2011-08-02 2013-10-15 Analog Devices, Inc. Apparatus and method for digitally-controlled automatic gain amplification
KR101320156B1 (ko) * 2011-11-11 2013-10-23 삼성전기주식회사 직류 오프셋 제거 회로
EP2605027B8 (de) 2011-12-12 2023-12-06 Rohde & Schwarz GmbH & Co. KG Schaltererweiterung und Kalibrierverfahren
JP2013247536A (ja) * 2012-05-28 2013-12-09 Sony Corp 信号処理装置および方法、並びに通信装置
CN106936518B (zh) * 2015-12-31 2021-03-19 普源精电科技股份有限公司 一种具有双向io功能的测量装置
US10476502B2 (en) * 2017-04-28 2019-11-12 Cirrus Logic, Inc. Control of switches in a variable impedance element
TWI783717B (zh) * 2021-10-07 2022-11-11 瑞昱半導體股份有限公司 前饋式回波消除裝置

Family Cites Families (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590366A (en) * 1969-06-27 1971-06-29 American Optical Corp Variable attenuator
US3796945A (en) * 1973-05-15 1974-03-12 Beltone Electronics Corp Digital attenuator wherein transistor switch means are biased by rectifier circuit
US4014238A (en) * 1974-08-13 1977-03-29 C.G. Conn, Ltd. Tone signal waveform control network for musical instrument keying system
US3931584A (en) * 1974-09-12 1976-01-06 Hycom Incorporated Automatic gain control
US3963993A (en) 1975-01-31 1976-06-15 The Bendix Corporation Power amplifier using a plurality of parallel connected amplifier elements and having burn-out protection
US4132957A (en) 1977-10-26 1979-01-02 Hekimian Laboratories, Inc. Programmable amplifier
US4279005A (en) 1978-05-28 1981-07-14 Victor Company Of Japan, Limited Method and system for automatically providing flat frequency response to audio signals recorded on magnetic tapes
US4224564A (en) * 1978-06-01 1980-09-23 National Semiconductor Corporation Statistical enhancement of the accuracy of a ratio-matched network in a circuit chip
DE2938937C2 (de) 1978-09-27 1985-12-12 Hitachi, Ltd., Tokio/Tokyo Einstellvorrichtung und Verfahren für ein Magnetband-Aufzeichungs- und Wiedergabegerät
JPS5568712A (en) * 1978-11-17 1980-05-23 Matsushita Electric Ind Co Ltd Signal level control unit
US4274117A (en) 1978-11-06 1981-06-16 Matsushita Electric Industrial Co., Ltd. Digital record level setting system
US4191995A (en) 1979-01-02 1980-03-04 Bell Telephone Laboratories, Incorporated Digital automatic gain control circuit
GB2060292B (en) * 1979-10-10 1984-02-29 Redifon Telecomm Transmit level control system
US4267550A (en) * 1980-01-25 1981-05-12 National Semiconductor Corporation Digital to analog conversion circuit including compensation FET'S
US4354159A (en) * 1981-02-02 1982-10-12 Rockwell International Corporation Prescription attenuator having cascaded L-pad sections
JPS591842A (ja) * 1982-05-01 1984-01-07 ヒツクス・トランスミツシヨンズ・リミテツド 歯車取付装置
JPS58200623A (ja) 1982-05-17 1983-11-22 Matsushita Electric Ind Co Ltd 可変減衰回路
JPS5918421A (ja) 1982-07-22 1984-01-30 Oval Eng Co Ltd 帯域自動追従フイルタ
JPS59168711A (ja) * 1983-03-15 1984-09-22 Oki Electric Ind Co Ltd ハイブリツド回路
US4546651A (en) 1984-04-02 1985-10-15 Hewlett-Packard Co. Transducer coupling
JPS61145918A (ja) * 1984-12-19 1986-07-03 Matsushita Electric Ind Co Ltd 電子ボリユ−ム回路
US5012460A (en) * 1985-05-31 1991-04-30 Information Storage, Inc. RAM head positioning and tracking system
GB2190255B (en) 1986-04-30 1989-11-29 Philips Electronic Associated Electrical filter
WO1988000773A1 (en) * 1986-07-17 1988-01-28 Robert Ponto Audio amplifier system
JPS6369307A (ja) * 1986-09-11 1988-03-29 Hitachi Shonan Denshi Kk 高周波対数増幅装置
US4870370A (en) * 1988-02-19 1989-09-26 Silicon Systems, Inc. Method and apparatus for two stage automatic gain control
US4967404A (en) * 1988-12-05 1990-10-30 Eastman Kodak Company Focus/tracking servo automatic gain control for optical recording
US4931745A (en) 1988-12-22 1990-06-05 Texas Instruments Incorporated Low noise chopper stabilized amplifier and method of operation
US5008631A (en) * 1989-08-16 1991-04-16 Hewlett-Packard Company Pulse analyzer with gain compression
US5006735A (en) 1990-01-23 1991-04-09 Triquint Semiconductor, Inc. Method and apparatus for compensating a solid state attenuator
US5157323A (en) 1990-08-28 1992-10-20 Pacific Monolithics Switched low-loss attenuator
US5134400A (en) * 1991-01-07 1992-07-28 Harris Corporation Microwave multiplying D/A converter
US5161198A (en) 1991-05-15 1992-11-03 Allied-Signal Inc. Mobile radio audio system
JP2679495B2 (ja) 1991-12-17 1997-11-19 松下電器産業株式会社 半導体回路
CA2088813C (en) 1992-03-02 2004-02-03 Willem G. Durtler Automatic level control circuit for dual mode analog/digital cellular telephone
GB2270433B (en) * 1992-03-13 1995-12-13 Motorola Inc Power amplifier combining network
US5416438A (en) * 1992-03-18 1995-05-16 Nec Corporation Active filter circuit suited to integration on IC chip
JPH06303060A (ja) * 1993-04-15 1994-10-28 Mitsubishi Electric Corp ゲインコントロールアンプ回路
US5361001A (en) 1993-12-03 1994-11-01 Motorola, Inc. Circuit and method of previewing analog trimming
JPH07321587A (ja) 1994-03-28 1995-12-08 Toshiba Corp 減衰装置
US5463346A (en) 1994-04-07 1995-10-31 Spacelabs Medical, Inc. Fast response low-pass filter
US5451907A (en) * 1994-05-16 1995-09-19 Eni, Div. Of Astec America, Inc. Active bias for a pulsed power amplifier
JP3124473B2 (ja) * 1994-08-19 2001-01-15 セイコーインスツルメンツ株式会社 半導体装置とその製造方法
US5541554A (en) 1995-03-06 1996-07-30 Motorola, Inc. Multi-mode power amplifier
US5818299A (en) * 1995-08-04 1998-10-06 Compaq Computer Corporation Power management in a computer
JP3573849B2 (ja) * 1995-11-10 2004-10-06 富士通株式会社 増幅回路
US6026127A (en) * 1995-12-28 2000-02-15 National Semiconductor Corporation Autozero technique for a phase locked loop system
US5694085A (en) * 1996-02-14 1997-12-02 Glenayre Electronics, Inc. High-power amplifier using parallel transistors
US5909645A (en) 1996-06-21 1999-06-01 Lucent Technologies Inc. Receiver with dynamic attenuation control for adaptive intermodulation performance enhancement
US5757229A (en) * 1996-06-28 1998-05-26 Motorola, Inc. Bias circuit for a power amplifier
US5841810A (en) * 1997-01-30 1998-11-24 National Semiconductor Corporation Multiple stage adaptive equalizer
US5880618A (en) 1997-10-02 1999-03-09 Burr-Brown Corporation CMOS differential voltage controlled logarithmic attenuator and method
US6127886A (en) * 1997-10-30 2000-10-03 The Whitaker Corporation Switched amplifying device
US6101376A (en) 1997-11-05 2000-08-08 Advanced Micro Devices, Inc. Squelch circuit and methodology for a multi-level quantizer
US6621346B1 (en) * 1998-03-30 2003-09-16 Texas Instruments Incorporated Impedance matching for programmable gain amplifiers
AU3643199A (en) * 1998-04-15 1999-11-01 Ess Technology, Inc. Attenuating volume control
US6128479A (en) 1998-06-04 2000-10-03 Motorola, Inc. Radio frequency amplifier structure
TW373139B (en) 1998-07-23 1999-11-01 Via Tech Inc Set up and driving circuit to cooperate with multi-function input terminal
US6114980A (en) * 1999-04-13 2000-09-05 Motorola, Inc. Method and apparatus for settling a DC offset
US6222473B1 (en) 1999-04-26 2001-04-24 Maxim Integrated Products, Inc. Method and apparatus for digital to analog converters with improved switched R-2R ladders
WO2001035527A2 (en) 1999-11-11 2001-05-17 Broadcom Corporation Gigabit ethernet transceiver with analog front end
US6731160B1 (en) * 1999-11-11 2004-05-04 Broadcom Corporation Adjustable bandwidth high pass filter for large input signal, low supply voltage applications
US6680640B1 (en) 1999-11-11 2004-01-20 Broadcom Corporation High linearity large bandwidth, switch insensitive, programmable gain attenuator
US6696892B1 (en) 1999-11-11 2004-02-24 Broadcom Corporation Large dynamic range programmable gain attenuator
US6693491B1 (en) * 2000-04-17 2004-02-17 Tripath Technology, Inc. Method and apparatus for controlling an audio signal level
US6512416B2 (en) * 2000-07-03 2003-01-28 Broadcom Corporation Extended range variable gain amplifier
US6437639B1 (en) * 2000-07-18 2002-08-20 Lucent Technologies Inc. Programmable RC filter
GB0102637D0 (en) * 2001-02-01 2001-03-21 Sony Uk Ltd Elimination of noise during power supply switching in an audio amplifier circuit

Also Published As

Publication number Publication date
US20060192614A1 (en) 2006-08-31
US20030054787A1 (en) 2003-03-20
US20040085128A1 (en) 2004-05-06
US20040085124A1 (en) 2004-05-06
US7038545B2 (en) 2006-05-02
US20040085125A1 (en) 2004-05-06
WO2001035527A2 (en) 2001-05-17
US6798283B2 (en) 2004-09-28
US7336131B2 (en) 2008-02-26
US8841963B2 (en) 2014-09-23
US7598808B2 (en) 2009-10-06
US20080150632A1 (en) 2008-06-26
US6828860B2 (en) 2004-12-07
US20040108892A1 (en) 2004-06-10
US6472940B1 (en) 2002-10-29
AU1658501A (en) 2001-06-06
US20060238256A1 (en) 2006-10-26
US7148750B2 (en) 2006-12-12
EP1230732A1 (de) 2002-08-14
US20050189993A1 (en) 2005-09-01
US20060202755A1 (en) 2006-09-14
ATE397319T1 (de) 2008-06-15
US7671681B2 (en) 2010-03-02
WO2001035527A3 (en) 2002-03-07
US7038533B2 (en) 2006-05-02
EP1230732B1 (de) 2008-05-28
US7053715B2 (en) 2006-05-30

Similar Documents

Publication Publication Date Title
DE60039063D1 (de) Gigabit ethernet senderempfänger mit analoger eingangsschaltung
AU2003293542A8 (en) Nxm crosspoint switch with band translation
WO2007127842A3 (en) Communicating with active noise reducing headset
AU6503100A (en) Driving circuits for switch mode rf power amplifiers
WO2003067752A3 (en) Adc having chopper offset cancellation
TW200600794A (en) Wide bandwidth attenuator input circuit for a measurement probe
WO2008112789A3 (en) Active circuits with isolation switches
HK1064813A1 (en) Variable gain low-nose amplifier for a wireless terminal
WO2005101286A3 (en) Processing of signals with regenerative opto-electronic circuits
TW200709588A (en) Continuous-time equalizer
TW200501603A (en) Digital baseband receiver with DC discharge and gain control circuits
EP0977353A3 (de) Ein Transimpedanzverstärker mit breitem dynamischem Bereich
TW200500726A (en) Semiconductor integrated circuit
ATE297606T1 (de) Näherungsschalter
WO2003009551A3 (en) Line equalizer with differentiating circuit and hysteresis decoder
TW200633365A (en) Audio frequency signal amplifier and electrical machine using the same
EP1626497A3 (de) Mit Schaltern programmierbarer Verstärker hoher Linearität
EP1528667A3 (de) Einstellbarer Verstärker und mobiles, schnurloses Endgerät mit einem solchen Verstärker
TW200505154A (en) Mute circuit and BTL audio amplifier apparatus
CA2306227A1 (en) Distributed gain line driver amplifier
WO2003005561A3 (de) Schnittstellenschaltung zum anschluss an einen ausgang eines frequenzumsetzers
WO2002045266A3 (en) Receiver immune to slope-reversal noise
ATE318468T1 (de) Schaltungsanordnung zur dämpfungskompensation
DE60229368D1 (de) Verstärker-mischerschaltung
ATE480907T1 (de) Hochfrequenzschalter

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOSCH JEHLE PATENTANWALTSGESELLSCHAFT MBH, 80639 M