GB2322983A - Transceiver - Google Patents

Transceiver Download PDF

Info

Publication number
GB2322983A
GB2322983A GB9803024A GB9803024A GB2322983A GB 2322983 A GB2322983 A GB 2322983A GB 9803024 A GB9803024 A GB 9803024A GB 9803024 A GB9803024 A GB 9803024A GB 2322983 A GB2322983 A GB 2322983A
Authority
GB
United Kingdom
Prior art keywords
signal
oscillator
transmit
transceiver
frequency
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.)
Withdrawn
Application number
GB9803024A
Other languages
English (en)
Other versions
GB9803024D0 (en
Inventor
Dieter Scherer
Thomas L Grisell
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB9803024D0 publication Critical patent/GB9803024D0/en
Publication of GB2322983A publication Critical patent/GB2322983A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Transceivers (AREA)
GB9803024A 1997-02-14 1998-02-12 Transceiver Withdrawn GB2322983A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/800,311 US5844939A (en) 1997-02-14 1997-02-14 Low-cost phaselocked local oscillator for millimeter wave transceivers

Publications (2)

Publication Number Publication Date
GB9803024D0 GB9803024D0 (en) 1998-04-08
GB2322983A true GB2322983A (en) 1998-09-09

Family

ID=25178060

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9803024A Withdrawn GB2322983A (en) 1997-02-14 1998-02-12 Transceiver

Country Status (3)

Country Link
US (1) US5844939A (enExample)
JP (1) JPH10256938A (enExample)
GB (1) GB2322983A (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6396612B1 (en) 1998-02-11 2002-05-28 Telefonaktiebolaget L M Ericsson System, method and apparatus for secure transmission of confidential information
US6324379B1 (en) * 1998-05-28 2001-11-27 California Amplifier, Inc. Transceiver systems and methods that preserve frequency order when downconverting communication signals and upconverting data signals
KR100313748B1 (ko) * 1998-07-13 2001-11-17 구마모토 마사히로 주파수 변환기 및 주파수 변환기를 사용한 무선 통신 시스템
JP2000092142A (ja) * 1998-09-11 2000-03-31 Hitachi Denshi Ltd データ伝送方式
US6501768B2 (en) * 1998-11-02 2002-12-31 Cisco Technology, Inc. Local multipoint distribution service base station apparatus
US6522868B1 (en) * 1998-11-04 2003-02-18 Lockheed Martin Corporation Method and apparatus for generating a communication band signal with reduced phase noise
US6567132B1 (en) * 1999-03-10 2003-05-20 General Instruments Corp. Upconverter for a television signal headend distribution center handling analog and digital signals and method of making and using the same
US6456823B1 (en) * 1999-06-25 2002-09-24 Raytheon Company System and method for recovering a pilot tone in a local multipoint distribution system signal
KR100370055B1 (ko) * 1999-08-12 2003-01-29 엘지전자 주식회사 엘엠디에스 시스템의 허브 아웃도어 장치
US6640084B2 (en) 2000-02-01 2003-10-28 Krishna Pande Complete outdoor radio unit for LMDS
US6473598B1 (en) * 2000-02-15 2002-10-29 Fareed Sepehry-Fard Most cost-effective asmmic-based universal microwave and millimeter wave transceiver
US7013121B1 (en) * 2000-02-18 2006-03-14 Telaxis Communications Corporation Frequency conversion circuit using common local synthesizer
US8363744B2 (en) 2001-06-10 2013-01-29 Aloft Media, Llc Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks
US6879192B2 (en) 2001-10-18 2005-04-12 L-3 Communications Corporation Even harmonic mixer with high-input, third-order intercept point
JP3801493B2 (ja) * 2001-12-05 2006-07-26 ローム株式会社 局部発振器を用いた送受信装置
FR2841067A1 (fr) * 2002-06-18 2003-12-19 Thomson Licensing Sa Systeme de transmission a haute stabilite en frequence
FR2842370B1 (fr) * 2002-07-10 2004-09-17 Thomson Licensing Sa Adaptateur hyperfrequence pour reseau cable
US20040121747A1 (en) * 2002-12-24 2004-06-24 Sy-Kang Shen Kit of a local oscillator of an airborne VHF multimode communication transceiver
FR2849726B1 (fr) * 2003-01-06 2005-02-25 Thomson Licensing Sa Dispositif de filtrage tres selectif et procede de filtrage correspondant
CN1784825B (zh) * 2003-05-07 2010-05-12 Nxp股份有限公司 低功耗的接收机前端
US7336938B1 (en) * 2003-06-18 2008-02-26 National Semiconductor Corporation Phase-alternating mixer with alias and harmonic rejection
UA89172C2 (ru) * 2003-10-17 2010-01-11 Квелком Инкорпорейтед Способы и устройство для поиска несущей частоты
US7092353B2 (en) * 2003-10-17 2006-08-15 Qualcomm Incorporated Carrier search methods and apparatus
US7340233B2 (en) * 2004-03-29 2008-03-04 Intel Corporation Integrated circuit and methods for third sub harmonic up conversion and down conversion of signals
DE102004061803A1 (de) * 2004-04-08 2005-10-27 Robert Bosch Gmbh Verfahren und Vorrichtung zur Fehlerbehandlung bei der Übertragung von Daten über ein Kommunikationssystem
AU2004319507C1 (en) * 2004-04-15 2009-07-23 Qualcomm Incorporated Methods and apparatus for phased deployment of communications systems
EP1736011A4 (en) * 2004-04-15 2011-02-09 Qualcomm Inc MULTI-CARRIER COMMUNICATION PROCESS AND DEVICES
US20070080852A1 (en) * 2005-10-07 2007-04-12 Blumke Joel C Phase locked loop as linear chirp extender
GB2441375B (en) * 2006-08-29 2011-03-02 Ubiquisys Ltd Basestation for cellular communication system
US7570965B2 (en) * 2006-09-29 2009-08-04 Broadcom Corporation Method and system for compensating for using a transmitter to calibrate a receiver for channel equalization
DE102014201119A1 (de) * 2014-01-22 2015-07-23 Siemens Aktiengesellschaft Sendevorrichtung zum Übertragen eines frequenzmodulierten Signals
US10374788B2 (en) * 2016-08-17 2019-08-06 Qorvo Us, Inc. Phase locked loop (PLL)-less millimeter wave power head
CN111788782B (zh) 2018-03-01 2022-08-23 康普技术有限责任公司 用于测量距无源互调源的距离的方法和设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531722A (en) * 1967-08-11 1970-09-29 Frederick W Seibold Frequency monitoring system employing a local oscillator and fixed-tuned monitor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4489413A (en) * 1982-07-19 1984-12-18 M/A-Com Dcc, Inc. Apparatus for controlling the receive and transmit frequency of a transceiver
US4932070A (en) * 1988-08-22 1990-06-05 Scientific Atlanta Mechanism for deriving accurate frequency reference for satellite communications burst demodulator
JPH0795699B2 (ja) * 1989-10-26 1995-10-11 松下電器産業株式会社 受信機
US5280644A (en) * 1992-12-22 1994-01-18 Motorola, Inc. Frequency control circuit, and associated method, for a receiver operative to receive signals-transmitted thereto in intermittent bursts
US5794119A (en) * 1995-11-21 1998-08-11 Stanford Telecommunications, Inc. Subscriber frequency control system and method in point-to-multipoint RF communication system
US5790959A (en) * 1996-11-13 1998-08-04 Hewlett-Packard Company Programmable band select and transfer module for local multipoint distribution service basestation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531722A (en) * 1967-08-11 1970-09-29 Frederick W Seibold Frequency monitoring system employing a local oscillator and fixed-tuned monitor

Also Published As

Publication number Publication date
JPH10256938A (ja) 1998-09-25
GB9803024D0 (en) 1998-04-08
US5844939A (en) 1998-12-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)