GB2305337B - Modulator apparatus - Google Patents

Modulator apparatus

Info

Publication number
GB2305337B
GB2305337B GB9624941A GB9624941A GB2305337B GB 2305337 B GB2305337 B GB 2305337B GB 9624941 A GB9624941 A GB 9624941A GB 9624941 A GB9624941 A GB 9624941A GB 2305337 B GB2305337 B GB 2305337B
Authority
GB
United Kingdom
Prior art keywords
modulator apparatus
modulator
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 - Fee Related
Application number
GB9624941A
Other versions
GB2305337A (en
GB9624941D0 (en
Inventor
Takashi Kaku
Noburu Kawada
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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
Priority claimed from JP5029369A external-priority patent/JPH06244878A/en
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of GB9624941D0 publication Critical patent/GB9624941D0/en
Publication of GB2305337A publication Critical patent/GB2305337A/en
Application granted granted Critical
Publication of GB2305337B publication Critical patent/GB2305337B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
GB9624941A 1993-02-18 1993-08-24 Modulator apparatus Expired - Fee Related GB2305337B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5029369A JPH06244878A (en) 1993-02-18 1993-02-18 Modem
GB9317582A GB2275395B (en) 1993-02-18 1993-08-24 Demodulator apparatus

Publications (3)

Publication Number Publication Date
GB9624941D0 GB9624941D0 (en) 1997-01-15
GB2305337A GB2305337A (en) 1997-04-02
GB2305337B true GB2305337B (en) 1997-08-20

Family

ID=26303417

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9624941A Expired - Fee Related GB2305337B (en) 1993-02-18 1993-08-24 Modulator apparatus

Country Status (1)

Country Link
GB (1) GB2305337B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000069114A (en) * 1998-08-20 2000-03-03 Fujitsu Ltd Hit countermeasure method and data transmitter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0204308A2 (en) * 1985-06-04 1986-12-10 Fujitsu Limited Modem communication system having training means and method for training same
US5023903A (en) * 1988-05-09 1991-06-11 Bowen Frederic W Voice and data telecommunications apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0204308A2 (en) * 1985-06-04 1986-12-10 Fujitsu Limited Modem communication system having training means and method for training same
US5023903A (en) * 1988-05-09 1991-06-11 Bowen Frederic W Voice and data telecommunications apparatus

Also Published As

Publication number Publication date
GB2305337A (en) 1997-04-02
GB9624941D0 (en) 1997-01-15

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Legal Events

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

Effective date: 20050824