GB9204143D0 - Spread-spectrum communication apparatus - Google Patents

Spread-spectrum communication apparatus

Info

Publication number
GB9204143D0
GB9204143D0 GB929204143A GB9204143A GB9204143D0 GB 9204143 D0 GB9204143 D0 GB 9204143D0 GB 929204143 A GB929204143 A GB 929204143A GB 9204143 A GB9204143 A GB 9204143A GB 9204143 D0 GB9204143 D0 GB 9204143D0
Authority
GB
United Kingdom
Prior art keywords
spread
communication apparatus
spectrum communication
spectrum
communication
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
GB929204143A
Other versions
GB2251533A (en
GB2251533B (en
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.)
Individual
Original Assignee
Individual
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 JP63011567A external-priority patent/JPH0810839B2/en
Application filed by Individual filed Critical Individual
Priority to GB9204143A priority Critical patent/GB2251533B/en
Publication of GB9204143D0 publication Critical patent/GB9204143D0/en
Publication of GB2251533A publication Critical patent/GB2251533A/en
Application granted granted Critical
Publication of GB2251533B publication Critical patent/GB2251533B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/70718—Spread spectrum techniques using direct sequence modulation with asynchronous demodulation, i.e. not requiring code synchronisation
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
GB9204143A 1988-01-21 1992-02-26 Spread-spectrum communication apparatus Expired - Lifetime GB2251533B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9204143A GB2251533B (en) 1988-01-21 1992-02-26 Spread-spectrum communication apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63011567A JPH0810839B2 (en) 1988-01-21 1988-01-21 Spread spectrum communication device
GB8901143A GB2214042B (en) 1988-01-21 1989-01-19 Spread-spectrum communication apparatus
GB9204143A GB2251533B (en) 1988-01-21 1992-02-26 Spread-spectrum communication apparatus

Publications (3)

Publication Number Publication Date
GB9204143D0 true GB9204143D0 (en) 1992-04-08
GB2251533A GB2251533A (en) 1992-07-08
GB2251533B GB2251533B (en) 1992-09-23

Family

ID=26294855

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9204143A Expired - Lifetime GB2251533B (en) 1988-01-21 1992-02-26 Spread-spectrum communication apparatus
GB9204144A Expired - Lifetime GB2251534B (en) 1988-01-21 1992-02-26 Spread-spectrum communication apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9204144A Expired - Lifetime GB2251534B (en) 1988-01-21 1992-02-26 Spread-spectrum communication apparatus

Country Status (1)

Country Link
GB (2) GB2251533B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2801457B1 (en) * 1999-11-22 2002-04-19 Mors VERY LOW CONSUMPTION FSK OR MFSK DIGITAL DEMODULATOR

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6193746A (en) * 1984-10-12 1986-05-12 Sony Corp Spread spectrum communication demodulator

Also Published As

Publication number Publication date
GB2251533A (en) 1992-07-08
GB2251534B (en) 1992-09-23
GB2251533B (en) 1992-09-23
GB2251534A (en) 1992-07-08
GB9204144D0 (en) 1992-04-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020119