[go: up one dir, main page]

Schultes et al., 1991 - Google Patents

Low-cost direct conversion receiver structures for TDMA mobile communications

Schultes et al., 1991

Document ID
4902894910261141845
Author
Schultes G
Bonek E
Scholtz A
Kreuzgruber P
Publication year
Publication venue
1991 Sixth International Conference on Mobile Radio and Personal Communications

External Links

Snippet

Future public land mobile telecommunication systems (FPLMTS) with robust digital transmission will require cheap, small, and low-power mobile terminals. This goal can be reached by a receiver architecture which lends itself to VLSI and which does not require any …
Continue reading at ieeexplore.ieee.org (other versions)

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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference induced by transmission
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • 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 includes continuous phase systems
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0089—In-band signals
    • H04L2027/0093—Intermittant signals
    • H04L2027/0095—Intermittant signals in a preamble or similar structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • 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
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/06—Dc level restoring means; Bias distortion correction decision circuits providing symbol by symbol detection
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATIONS NETWORKS

Similar Documents

Publication Publication Date Title
US4852090A (en) TDMA communications system with adaptive equalization
KR100379723B1 (en) Digitally compensated direct conversion receiver
US5461646A (en) Synchronization apparatus for a diversity receiver
US8081104B2 (en) Radar detection circuit for a WLAN transceiver
US5086437A (en) Agc device for producing a gain controlled and d.c. offset removed signal
EP0910913B1 (en) Method and apparatus for compensating for a varying d.c. offset in a sampled signal
US8190162B2 (en) Radar detection circuit for a WLAN transceiver
WO2000072542A1 (en) Differentiate and multiply based timing recovery in a quadrature demodulator
GB2223146A (en) Radio transceiver capable of avoiding intermodulation distortion
US5479453A (en) Wireless telecommunication digital receiver
US7447286B2 (en) Adaptive direct conversion receiver
RU2157044C2 (en) Device and method for enlarging dynamic range of receiver
EP0343189B1 (en) Tdma communications system with adaptive equalization
US5361400A (en) Apparatus and method for removing distortion in a received signal
Schultes et al. Low-cost direct conversion receiver structures for TDMA mobile communications
US5787128A (en) Nonlinear signal correlator and method therefor
US7590419B2 (en) Frequency correction channel burst detector in a GSM/EDGE communication system
KR100707876B1 (en) Multiphase Receivers, Integrated Receivers, and Integrated Transceivers
WO1998059414A1 (en) A method and apparatus for eliminating audio clicks in a radio receiver
WO1996013897A1 (en) Communication device with reduced sensitivity to in-channel interference
EP0737380B1 (en) A wireless digital synchronized diversity receiver
Suzuki et al. Digital portable transceiver using GMSK modem and ADM codec
JP2792292B2 (en) Receiving machine
KR100259058B1 (en) Intermodulation signal processing device and method in communication system
JP3426731B2 (en) PSK demodulator