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pn qpsk

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Abstract: transmit functions include a differential BPSK/QPSK encoder, PN modulator (spreader), and BPSK/QPSK , chips/sec for BPSK or as (N x Rb)/2 chips/sec for QPSK. 354 The data rate Rb and the PN code , PN code of length N is 11.264/N 264/N Mbps. When operating with QPSK modulation (or /4 QPSK with an , /sec (for QPSK). For the 45 MHz Z87200 Z87200, then, a PN code length of 11 implies that the maximum data , Z Z87200 Z87200 1 SPREAD-SPECTRUM TRANSCEIVER FEATURES Device Min PN Rate* Max Data ... ZiLOG
Original
datasheet

4 pages,
39.56 Kb

Z87200 low bit rate bpsk modulator 4 bit pn sequence generator qpsk modulation digital transmitter qpsk Modulator qpsk modulator chip stanford telecom bpsk demodulator chip bpsk modulator 20mhz pn qpsk low frequency bpsk modulator ic single chip baseband bpsk modulator TEXT
datasheet frame
Abstract: QPSK/BPSK DSSS Radio RF Micro Devices (TX) APPLICATIONS ·RF9958 RF9958 or RF2658 RF2658 with SX043 SX043 or SX041 SX041 , BGout PN GEN 6 Isig A_bus D_bus A(0-8) OSC1 D(0-7) OSC0 MCUa DATA 3 , Bps to 1 MBps Data Rates ·BPSK or QPSK modulations NOTES For more information on AMI DSSS , 9898 3205 4 3 QPSK/BPSK DSSS Radio RF Micro Devices (TX) APPLICATIONS ·RF2423 RF2423 with SX043 SX043 or , Powr Cntl 8 16 7 Phase PN PN GEN 6 VCO B? Isig EPOCH Iref 5 Bit ... American Microsystems
Original
datasheet

4 pages,
41.86 Kb

young epoch pn qpsk qpsk demod rf DIRECT with qpsk modulation bpsk TSX043_BLK TSX043 SX042 direct sequence spread spectrum BPSK PLL BPSK SX061 direct sequence spread spectrum SX043 SX061 RF9958 RF2658 QPSK DSSS RF9958 RF2658 SX043 RF9958 RF2658 RF9958 RF9958 RF2658 RF2658 SX041 TEXT
datasheet frame
Abstract: analog-to-digital converted I.F. signal. Z87200 Z87200 transmit functions include a differential BPSK/QPSK encoder, PN , code defines the PN chip rate Rc as N x Rb chips/sec for BPSK or as (N x Rb)/2 chips/sec for QPSK , than 11.264 Mchips/sec (for BPSK) or 22.528 Mchips/sec (for QPSK). For the 45 MHz Z87200 Z87200, then, a PN , is equal to the period of TXCHPPLS; that is, equal to the PN chip period. 3. In QPSK mode, the , in BPSK mode and two pulses request data in QPSK mode. The user data symbols are then PN modulated ... ZiLOG
Original
datasheet

54 pages,
445.07 Kb

Z8720045FSC bpsk modulator bpsk modulator 20mhz pn sequence generator Z0200020FSC Z0200045FSC Z87200 Z8720020FSC modulator DBPSK low frequency bpsk modulator ic stel-2000a TEXT
datasheet frame
Abstract: include a differential BPSK/QPSK encoder, PN modulator (spreader), and BPSK/QPSK modulator, where the , QPSK. 2 ^84043 The data rate Rb and the PN code length N, however, can­ not generally be , differential QPSK. Note again, however, that FCC compliance using the Z87200 Z87200 with a PN code of length 11 , is equal to the period of TXCHPPLS; that is, equal to the PN chip period. 3. In QPSK mode, the , requests data in BPSK mode and two pulses request data in QPSK mode. The user data sym­ bols are then PN ... OCR Scan
datasheet

54 pages,
1429.89 Kb

Z87200 TEXT
datasheet frame
Abstract: a differential BPSK/QPSK encoder, PN modulator (spreader), and BPSK/QPSK modulator, where the , chips/sec for BPSK or as (N x Rb)/2 chips/sec for QPSK. 4-2 The data rate Rb and the PN code , PN code of length N is 11.264/N 264/N Mbps. When operating with QPSK modulation (or /4 QPSK with an , /sec (for QPSK). For the 45 MHz Z87200 Z87200, then, a PN code length of 11 implies that the maximum data , is equal to the period of TXCHPPLS; that is, equal to the PN chip period. 3. In QPSK mode, the ... ZiLOG
Original
datasheet

55 pages,
428.36 Kb

code for pn generator in digital BPSK transmitters bpsk modulator qpsk modulation transmitter qpsk modulator chip stanford telecom stel-2000a Z0200020FSC Z0200045FSC Z87200 Z8720020FSC direct sequence spread spectrum BPSK pn sequence generator Z8720045FSC low cost qpsk modulator low frequency bpsk modulator ic pn qpsk qpsk modulation and demodulation qpsk transmitter PS010202-0601 TEXT
datasheet frame
Abstract: include a differential BPSK/QPSK encoder, PN modulator (spreader), and BPSK/QPSK modulator, where the , QPSK. 2 ^84043 The data rate Rb and the PN code length N, however, can­ not generally be , differential QPSK. Note again, however, that FCC compliance using the Z87200 Z87200 with a PN code of length 11 , is equal to the period of TXCHPPLS; that is, equal to the PN chip period. 3. In QPSK mode, the , requests data in BPSK mode and two pulses request data in QPSK mode. The user data sym­ bols are then PN ... OCR Scan
datasheet

54 pages,
1429.59 Kb

Z87200 TEXT
datasheet frame
Abstract: , PN modulator (spreader), and BPSK/QPSK modulator, where the transmitter output is a sampled , Processors Transmitter PN Code Generation When the transmitter and receiver are operating in QPSK mode , data in QPSK mode. The user data symbols are then PN modulated using the Transmitter Data Symbol PN , . Transmitter PN Code Generator Block. BPSK/QPSK Modulator Block ... Intel
Original
datasheet

50 pages,
463.63 Kb

bpsk modulator low frequency bpsk modulator ic STEL-2000A STEL-2000A-45 TEXT
datasheet frame
Abstract: analog-to-digital converted I.F. signal. Z87200 Z87200 transmit functions include a differential BPSK/QPSK encoder, PN , differential QPSK. Note again, however, that FCC compliance using the Z87200 Z87200 with a PN code of length 11 , , equal to the PN chip period. 3. In QPSK mode, the TXBITPLS signal pulses high twice during each symbol , BPSK mode and two pulses request data in QPSK mode. The user data symbols are then PN modulated using , PRODUCT SPECIFICATION 4 Z87200 Z87200 SPREAD-SPECTRUM TRANSCEIVER FEATURES Min PN Rate* Max Data ... ZiLOG
Original
datasheet

53 pages,
478.08 Kb

Z87200 TEXT
datasheet frame
Abstract: transmit functions include a differential BPSK/QPSK encoder, PN modulator (spreader), and BPSK/QPSK , chips/sec for BPSK or as (N x Rb)/2 chips/sec for QPSK. 4-2 The data rate Rb and the PN code , PN code of length N is 11.264/N 264/N Mbps. When operating with QPSK modulation (or /4 QPSK with an , /sec (for QPSK). For the 45 MHz Z87200 Z87200, then, a PN code length of 11 implies that the maximum data , signal pulses is equal to the period of TXCHPPLS; that is, equal to the PN chip period. 3. In QPSK mode ... ZiLOG
Original
datasheet

55 pages,
598.97 Kb

Z8720045FSC pn qpsk qpsk modulator chip stanford telecom stel-2000a STEL2000A Z0200020FSC Z87200 Z0200045FSC qpsk modulation and demodulation Z8720020FSC TEXT
datasheet frame
Abstract: functions include a differential BPSK/QPSK encoder, PN modulator (spreader), and BPSK/QPSK modulator , data in QPSK mode. The user data symbols are then PN modulated using the Transmitter Data Symbol PN , . Transmitter PN Code Generator Block. BPSK/QPSK Modulator Block , . Receiver PN Code Register and PN Matched Filter Blocks ... Intel
Original
datasheet

50 pages,
350.02 Kb

pn sequence generator ik1 complex external qpsk Modulator single chip baseband bpsk modulator stel spread spectrum 2000a max output STEL-2000A 20 qpsk transceiver STEL-2000A low cost qpsk modulator qpsk transmitter STEL-2000A-45 pn qpsk TEXT
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Archived Files

Abstract Saved from Date Saved File Size Type Download
modulated by an assigned orthogonal Walsh code and then QPSK modulated by a pair of base-station PN modulated by a digital code consisting of a pseudo-random noise (PN) sequence. PN sequences, however with a synchronized replica of the original PN code. On the down link in a CDMA base station coding signal (PN sequence). Because the PN sequences are orthogonal to one another, they exhibit correlator along with other interfering signals. When a correlator PN sequence matches the PN sequence
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DQPSK) modulation schemes. Programmable DSSS pseudo-random-noise (PN) chipping sequences can range phase-shift keying (QPSK), depending on information contained in the header. During transmit, the PRISM
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