DE29615422U1 - Dual conversion radio transmitter and receiver - Google Patents

Dual conversion radio transmitter and receiver

Info

Publication number
DE29615422U1
DE29615422U1 DE29615422U DE29615422U DE29615422U1 DE 29615422 U1 DE29615422 U1 DE 29615422U1 DE 29615422 U DE29615422 U DE 29615422U DE 29615422 U DE29615422 U DE 29615422U DE 29615422 U1 DE29615422 U1 DE 29615422U1
Authority
DE
Germany
Prior art keywords
receiver
radio transmitter
dual conversion
conversion radio
dual
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
DE29615422U
Other languages
German (de)
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.)
BenQ Corp
Original Assignee
Acer Peripherals Inc
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 Acer Peripherals Inc filed Critical Acer Peripherals Inc
Priority to DE29615422U priority Critical patent/DE29615422U1/en
Publication of DE29615422U1 publication Critical patent/DE29615422U1/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
    • H04B1/38—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
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
DE29615422U 1996-09-04 1996-09-04 Dual conversion radio transmitter and receiver Expired - Lifetime DE29615422U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29615422U DE29615422U1 (en) 1996-09-04 1996-09-04 Dual conversion radio transmitter and receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29615422U DE29615422U1 (en) 1996-09-04 1996-09-04 Dual conversion radio transmitter and receiver

Publications (1)

Publication Number Publication Date
DE29615422U1 true DE29615422U1 (en) 1996-10-17

Family

ID=8028801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29615422U Expired - Lifetime DE29615422U1 (en) 1996-09-04 1996-09-04 Dual conversion radio transmitter and receiver

Country Status (1)

Country Link
DE (1) DE29615422U1 (en)

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DE29615422U1 (en) Dual conversion radio transmitter and receiver

Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19961128

R150 Term of protection extended to 6 years

Effective date: 19991129

R081 Change of applicant/patentee

Owner name: ACER COMMUNICATIONS & MULTIMEDIA INC., TW

Free format text: FORMER OWNER: ACER PERIPHERALS INC., TAOYUAN, TW

Effective date: 20010423

R151 Term of protection extended to 8 years

Effective date: 20021204

R152 Term of protection extended to 10 years

Effective date: 20050110

R071 Expiry of right