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  • Engineering of a CDMA radio uplink for a mobile radio demonstration system
    IEE Proc -Conimun, Vol 144 , Nc 5, October 1997 The output of the mobile station transmitter is then fed (through a circulator ) to the antenna. A lOMHz reference frequency and a 70 MHz intermediate frequency are available as inputs to the transmitter.
  • Author Index, Nov. 1980, Part II
    ...M7T v24 n9 Sep 76628 (1’F14) Overgaard, Jens; Biological effect of 27.12- MHz short-wave diathermic... rian, and Clare E. Barnes; The compact turnstile circulator ; T-MTT vf8 n12 Dec 70 1096- I... ar 66 136- 144 Oxley, Christopher H., Anthony M. Howard, and Jeffrey J. Purcell; Desi n and...
  • Coherent 95 GHz High Power Radar
    ...and fsp Wp(R) = 1-9 to 3'9 GHz» then tne second IF» fIF> wil1 = 10° MHz ...which separates the received signals into its orthogonal polarization components, and a fixed circulator which separates the... 144 / SPIE Vol. 544 Millimeter Wave Technology III (1985 .
  • An Integrated Receiver Frontend for a 94 GHZ Dual Polarization Radar
    The reasured insertion loss characteristics of the circulator junction are plotted in Fig. 5. The minimun insertion loss amounts to 1.6 dB, the 3 dB bandwidth is 1100 MHz . 144 95 .
  • Technology requirements of the 3GPP-TDD terminal
    The data converter bandwidths must be increased to cope with the 5 MHz bandwidth of TD- CDMA. ...shown in the implementation would also be required in a high data rate TDD terminal (> 144 kb/s). Also a circulator may be required in the transmit chain depending on the implementation to allow small...
  • 2004 Index
    Jian Yang, + , T- MTT Jun 04 1615-1621 Circulators; cf. Ferrite circulators ; Microwave circulators; Millimeter wave circulators Clocks 144 -Gbit/s selector and 100-Gbit/s 4:1 MUX, InP HEMTs. 250 nm CMOS, breakdown voltage protection and prog. cond. angle, 900 MHz GSM PA.
  • Wireless Personal Communications
    ...5 depicts a radio architecture for a TDD terminal that operates at low data rates ( 144 kb/s), The data converter bandwidths must be increased to cope with the 5 MHz bandwidth ofTD-CDMA. circulator may be required in the transmit chain depending on the implementation to allow small power control...
  • Electronic Irradiation of Foods
    The circulator is the primary protection device for the microwave source. ...the �?�/2 mode and its next nearest neighbors is (from Eq. (6.46)) approximately 5.6 MHz . ...resonance width of a structure having an unloaded quality factor of 20,000 is about 144 kHz.
  • Analytical bulletin of the committee of Coordination of the Télécommunications of the French Union
    ...A. (juil. 1956), 15, n o 7, pp. 45-47, 139-142 el; 144 , 11 fig., 4... ...of qnalit6 of a coil for frdquences comt) rises between 5 el 60 MHz constitu6e by a... CONCEPT (Propri6t6s of darts circulators a r6seau, 6 tablies ~ to start from the concept of r6partition).
  • W-CDMA: aspects of implementation
    GSM Dual Mode Terminal With low end TD-CDMA Terminal ( 144 kbps The data converter bandwidths must be increased to cope with the 5 MHz lbandwidth of UMTS. Also a circulator may be requiredin the transmit chain depending on the implementation to allow small power...


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