JPH0553345B2 - - Google Patents

Info

Publication number
JPH0553345B2
JPH0553345B2 JP60089954A JP8995485A JPH0553345B2 JP H0553345 B2 JPH0553345 B2 JP H0553345B2 JP 60089954 A JP60089954 A JP 60089954A JP 8995485 A JP8995485 A JP 8995485A JP H0553345 B2 JPH0553345 B2 JP H0553345B2
Authority
JP
Japan
Prior art keywords
frequency
output
signal
input
local oscillator
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
JP60089954A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60237749A (ja
Inventor
Buraian Maasharu Kurisutofuaa
Netsutorushitsupu Robaato
Furanshisu Uiruson Jon
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Koninklijke Philips Electronics NV
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 Philips Gloeilampenfabrieken NV, Koninklijke Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS60237749A publication Critical patent/JPS60237749A/ja
Publication of JPH0553345B2 publication Critical patent/JPH0553345B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/16—Frequency regulation arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Superheterodyne Receivers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
JP60089954A 1984-04-30 1985-04-27 直接変調ｆｍデータ受信機 Granted JPS60237749A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8411037 1984-04-30
GB08411037A GB2158330A (en) 1984-04-30 1984-04-30 An afc system for a direct modulation fm data receiver

Publications (2)

Publication Number Publication Date
JPS60237749A JPS60237749A (ja) 1985-11-26
JPH0553345B2 true JPH0553345B2 ( ) 1993-08-09

Family

ID=10560302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60089954A Granted JPS60237749A (ja) 1984-04-30 1985-04-27 直接変調ｆｍデータ受信機

Country Status (7)

Country Link
US (1) US4672636A ( )
EP (1) EP0160339B1 ( )
JP (1) JPS60237749A ( )
AU (1) AU577992B2 ( )
DE (1) DE3585098D1 ( )
DK (1) DK165536C ( )
GB (1) GB2158330A ( )

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8401347A (nl) * 1984-04-27 1985-11-18 Philips Nv Een fsk data ontvanger.
GB8625416D0 (en) * 1986-10-23 1987-02-04 Plessey Co Plc Optical fsk demodulator
US4918532A (en) * 1987-03-18 1990-04-17 Connor Edward O FM receiver method and system for weak microwave television signals
US4944025A (en) * 1988-08-09 1990-07-24 At&E Corporation Direct conversion FM receiver with offset
US4905087A (en) * 1988-08-29 1990-02-27 The United States Of American As Represented By The United States Department Of Energy UHF FM receiver having improved frequency stability and low RFI emission
US5241566A (en) * 1988-12-13 1993-08-31 E-Systems, Inc. Full duplex FSK system
CA2014916C (en) * 1989-04-20 1994-11-08 Yoichiro Minami Direct conversion receiver with dithering local carrier frequency for detecting transmitted carrier frequency
WO1991020140A1 (en) * 1990-06-12 1991-12-26 Motorola, Inc. Quadrature amplitude modulation synchronization method
US5222079A (en) * 1990-10-25 1993-06-22 Motorola, Inc. Adaptive information signal receiver
JP2798526B2 (ja) * 1991-06-20 1998-09-17 富士通株式会社 周波数弁別器
US5414736A (en) * 1991-08-12 1995-05-09 Matsushita Electric Industrial Co., Ltd. FSK data receiving system
KR100355684B1 (ko) * 1992-11-26 2002-12-11 코닌클리케 필립스 일렉트로닉스 엔.브이. 직접변환수신기
JP3514529B2 (ja) * 1994-06-06 2004-03-31 沖電気工業株式会社 多値ｆｓｋ検波回路
JPH08195691A (ja) * 1995-01-13 1996-07-30 Sony Corp 受信回路
JP3833259B2 (ja) * 1996-03-02 2006-10-11 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｆｓｋ受信器における周波数制御信号の生成
GB2347284B (en) * 1999-02-22 2003-04-09 Nokia Mobile Phones Ltd FM receiver
FI113424B (fi) * 2000-12-22 2004-04-15 Nokia Corp Järjestelmä ja menetelmä suoramuunnosvastaanotinta varten, erityisesti GPS-vastaanotinjärjestelmä, jossa on ylipäästösuodatus
US8050272B2 (en) 2004-06-29 2011-11-01 Damaka, Inc. System and method for concurrent sessions in a peer-to-peer hybrid communications network
US8437307B2 (en) 2007-09-03 2013-05-07 Damaka, Inc. Device and method for maintaining a communication session during a network transition
US7570636B2 (en) 2004-06-29 2009-08-04 Damaka, Inc. System and method for traversing a NAT device for peer-to-peer hybrid communications
US7933260B2 (en) 2004-06-29 2011-04-26 Damaka, Inc. System and method for routing and communicating in a heterogeneous network environment
US8009586B2 (en) 2004-06-29 2011-08-30 Damaka, Inc. System and method for data transfer in a peer-to peer hybrid communication network
US7272375B2 (en) 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
KR100666338B1 (ko) * 2006-01-17 2007-01-09 인티그런트 테크놀로지즈(주) 전파식별용 리더기 및 전파식별 시스템.
US8862164B2 (en) 2007-09-28 2014-10-14 Damaka, Inc. System and method for transitioning a communication session between networks that are not commonly controlled
WO2009070718A1 (en) 2007-11-28 2009-06-04 Damaka, Inc. System and method for endpoint handoff in a hybrid peer-to-peer networking environment
US8725895B2 (en) 2010-02-15 2014-05-13 Damaka, Inc. NAT traversal by concurrently probing multiple candidates
US8874785B2 (en) 2010-02-15 2014-10-28 Damaka, Inc. System and method for signaling and data tunneling in a peer-to-peer environment
US8892646B2 (en) 2010-08-25 2014-11-18 Damaka, Inc. System and method for shared session appearance in a hybrid peer-to-peer environment
US9043488B2 (en) 2010-03-29 2015-05-26 Damaka, Inc. System and method for session sweeping between devices
US9191416B2 (en) 2010-04-16 2015-11-17 Damaka, Inc. System and method for providing enterprise voice call continuity
US8352563B2 (en) 2010-04-29 2013-01-08 Damaka, Inc. System and method for peer-to-peer media routing using a third party instant messaging system for signaling
US8611540B2 (en) 2010-06-23 2013-12-17 Damaka, Inc. System and method for secure messaging in a hybrid peer-to-peer network
US8468010B2 (en) 2010-09-24 2013-06-18 Damaka, Inc. System and method for language translation in a hybrid peer-to-peer environment
US8743781B2 (en) 2010-10-11 2014-06-03 Damaka, Inc. System and method for a reverse invitation in a hybrid peer-to-peer environment
US8407314B2 (en) 2011-04-04 2013-03-26 Damaka, Inc. System and method for sharing unsupported document types between communication devices
US8694587B2 (en) 2011-05-17 2014-04-08 Damaka, Inc. System and method for transferring a call bridge between communication devices
JP6026924B2 (ja) * 2013-03-11 2016-11-16 パナソニック株式会社 送信装置、受信装置、通信システム、送信方法、及び受信方法
US9027032B2 (en) 2013-07-16 2015-05-05 Damaka, Inc. System and method for providing additional functionality to existing software in an integrated manner
US9357016B2 (en) 2013-10-18 2016-05-31 Damaka, Inc. System and method for virtual parallel resource management
CA2956617A1 (en) 2014-08-05 2016-02-11 Damaka, Inc. System and method for providing unified communications and collaboration (ucc) connectivity between incompatible systems
US10091025B2 (en) 2016-03-31 2018-10-02 Damaka, Inc. System and method for enabling use of a single user identifier across incompatible networks for UCC functionality

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50120553A ( ) * 1974-03-06 1975-09-20
JPS52123859A (en) * 1976-04-09 1977-10-18 Nec Corp Fsk demodulator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB558260A (en) * 1942-06-12 1943-12-29 Rca Corp Automatic frequency control in electric signalling systems
GB1106913A (en) * 1966-01-12 1968-03-20 Marconi Co Ltd Improvements in or relating to frequency modulated receivers
NL184594C (nl) * 1979-09-04 1989-09-01 Philips Nv Radio-ontvanger voorzien van een frequentie gesleutelde lus met audiofrequente terugkoppeling, en een stomschakeling.
GB2109201B (en) * 1981-10-26 1985-03-27 Philips Electronic Associated Direct modulation fm receiver
GB2122437B (en) * 1982-05-26 1986-03-19 Motorola Ltd Fsk receiver with twin stable state pll
NL8401347A (nl) * 1984-04-27 1985-11-18 Philips Nv Een fsk data ontvanger.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50120553A ( ) * 1974-03-06 1975-09-20
JPS52123859A (en) * 1976-04-09 1977-10-18 Nec Corp Fsk demodulator

Also Published As

Publication number Publication date
US4672636A (en) 1987-06-09
DK165536C (da) 1993-04-19
JPS60237749A (ja) 1985-11-26
EP0160339A2 (en) 1985-11-06
DK188585A (da) 1985-10-31
DK165536B (da) 1992-12-07
EP0160339B1 (en) 1992-01-08
DK188585D0 (da) 1985-04-26
AU4178085A (en) 1986-06-05
AU577992B2 (en) 1988-10-06
DE3585098D1 (de) 1992-02-20
GB8411037D0 (en) 1984-06-06
GB2158330A (en) 1985-11-06
EP0160339A3 (en) 1988-01-07

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